Tag Archives: precision reducer

China Standard CZPT High Precision RV Cycloidal Industrial Robotics Arm Joint Speed Gearbox Reducer for Servo Moto cycloidal gearbox backlash

Product Description

Details Photos:

1.It is equipped with an angular contact ball bearing, so it can support the external load with the rigid moment and large allowable moment
2.Easy assemble, small vibration
3.It can reduce the motor straight junction (input gear) and inertia
4.Large torsional rigidity
5.Strong impact resistance (500% of rated torque)
6.The crankshaft is supported by 2 columns in the reducer
7.Excellent starting efficiency & Small wear and long service life
8.Small backlash (1arc. Min.) & Use rolling bearing
9.Strong impact resistance (500% of rated torque)
10.The number of simultaneous engagements between RV gear and needle teeth is large

Advantages:
1. High precision, high torque
2. Dedicated technical personnel can be on the go to provide design solutions
3. Factory direct sales fine workmanship durable quality assurance
4. Product quality issues have a one-year warranty time, can be returned for replacement or repair

Company profile:

HangZhou CZPT Technology Co., Ltd. was established in 2014. Based on long-term accumulated experience in mechanical design and manufacturing, various types of harmonic reducers have been developed according to the different needs of customers. The company is in a stage of rapid development. , Equipment and personnel are constantly expanding. Now we have a group of experienced technical and managerial personnel, with advanced equipment, complete testing methods, and product manufacturing and design capabilities. Product design and production can be carried out according to customer needs, and a variety of high-precision transmission components such as harmonic reducers and RV reducers have been formed; the products have been sold in domestic and global(Such as USA, Germany, Turkey, India) and have been used in industrial robots, machine tools, medical equipment, laser processing, cutting, and dispensing, Brush making, LED equipment manufacturing, precision electronic equipment, and other industries have established a good reputation.
In the future, Hongwing will adhere to the purpose of gathering talents, keeping close to the market, and technological innovation, carry CZPT the value pursuit in the field of harmonic drive&RV reducers, seek the common development of the company and the society, and quietly build itself into a CZPT brand with independent intellectual property rights. Quality supplier in the field of precision transmission”.

Strength factory:

Our plant has an entire campus The number of workshops is around 300 Whether it’s from the production of raw materials and the procurement of raw materials to the inspection of finished products, we’re doing it ourselves. There is a complete production system

HST-I Parameter:

Rated Table
Output rotational speed (rpm)				5		10	15	20	25	30	40	50	60
Model	Speed ratio code	Transmission Ratio(R)		Output Torque (Nm) / Enter the capacity (kW
		Rotation of axes	Housing rotation
RV-6E	31	31	30	101 / 0.07		81 / 0.11	72 / 0.15	66 / 0.19	62 / 0.22	58 / 0.25	54 / 0.30	50 / 0.35	47 / 0.40
	43	43	42
	53.5	53.5	52.5
	59	59	58
	79	79	78
	103	103	102
RV-20E	57	57	56	231 / 0.16		188 / 0.26	167 / 0.35	153 / 0.43	143 / 0.50	135 / 0.57	124 / 0.70	115 / 0.81	110 / 0.92
	81	81	80
	105	105	104
	121	121	120
	141	141	140
	161	161	160
RV-40E	57	57	56	572 / 0.40		465 / 0.65	412 / 0.86	377 / 1.05	353 / 1.23	334 / 1.40	307 / 1.71	287 / 2.00	271 / 2.27
	81	81	80
	105	105	104
	121	121	120
	153	153	152
RV-80E	57	57	56	1,088 / 0.76		885 / 1.24	784 / 1.64	719 / 2.01	672 / 2.35	637 / 2.67	584 / 3.26	546 / 3.81	517 / 4.33
	81	81	80
	101	101	100
	121	121	120
	153	1(153)	1(152)
RV-110E	81	81	80	1,499 / 1.05		1,215 / 1.70	1,078 / 2.26	990 / 2.76	925 / 3.23	875 / 3.67	804 / 4.49
	111	111	110
	161	161	160
	175	1227/7	1220/7
RV-160E	81	81	80	2,176 / 1.52		1,774 / 2.48	1,568 / 3.28	1,441 / 4.02	1,343 / 4.69	1,274 / 5.34
	101	101	100
	129	129	128
	145	145	144
	171	171	170
RV-320E	81	81	80	4,361 / 3.04		3,538 / 4.94	3,136 / 6.57	2,881 / 8.05	2,695 / 9.41	2,548 / 10.7
	101	101	100
	118.5	118.5	117.5
	129	129	128
	141	141	140
	171	171	170
	185	185	184
RV-450E	81	81	80	6,135 / 4.28		4,978 / 6.95	4,410 / 9.24	4,047 / 11.3	3,783 / 13.2
	101	101	100
	118.5	118.5	117.5
	129	129	128
	154.8	2013/13	2000/13
	171	171	170
	192	1347/7	1340/7
Note: 1. The allowable output speed is affected by duty cycle, load, and ambient temperature. When the allowable output speed is above NS1, please consult our company about the precautions. 2. Calculate the input capacity (kW) by the following formula.
Input capacity (kW) =(2πNT)/(60η/100101010)					N: output speed (RPM) T: output torque (nm) η = 75: reducer efficiency (%)
The input capacity is the reference value. 3. When using the reducer at a low temperature, the no-load running torque will increase, so please pay attention when selecting the motor. (refer to p.93 low-temperature characteristics)

T0 Rated torque(Remark .7)	N0 Rated output speed	K Rated life	TS1 Allowable starting and stopping torque	TS2 Instantaneous maximum allowable torque	NS0 Allowable maximum output speed (Remark .1)	Backlash	Empty distance MAX.	Angle transmission error MAX.	A representative value of starting efficiency	MO1 Allowable moment (Remark .4)	MO2 Instantaneous maximum allowable moment	Wr Allowable radial load (Remark .10)	I Converted value of inertia moment input shaft (Remark .5)	Weight
(Nm)	(rpm)	(h)	(Nm)	(Nm)	(r/min)	(arc.sec.)	(arc.min.)	(arc.sec.)	(%)	(Nm)	(Nm)	(N)	(kgm2)	(kg)
58	30	6,000	117	294	100	1.5	1.5	80	70	196	392	2,140	2.63×10-6	2.5
													2.00×10-6
													1.53×10-6
													1.39×10-6
													1.09×10-6
													0.74×10-6
167	15	6,000	412	833	75	1.0	1.0	70	75	882	1,764	7,785	9.66×10-6	4.7
													6.07×10-6
													4.32×10-6
													3.56×10-6
													2.88×10-6
													2.39×10-6
412	15	6,000	1,571	2,058	70	1.0	1.0	60	85	1,666	3,332	11,594	3.25×10-5	9.3
													2.20×10-5
													1.63×10-5
													1.37×10-5
													1.01×10-5
784	15	6,000	1,960	Bolt tightening 3920	70	1.0	1.0	50	85	Bolt fastening 2156	Bolt tightening	Bolt tightening 12988	8.16×10-5	Bolt tightening 13.1
													6.00×10-5
													4.82×10-5
				Pin combination 3185						Pin combination 1735	Pin combination 2156	Pin combination 1571		Pin combination 12.7
													3.96×10-5
													2.98×10-5
1,078	15	6,000	2,695	5,390	50	1.0	1.0	50	85	2,940	5,880	16,648	9.88×10-5	17.4
													6.96×10-5
													4.36×10-5
													3.89×10-5
1,568	15	6,000	3,920	Bolt tightening 7840	45	1.0	1.0	50	85	3,920	Bolt tightening 7840	18,587	1.77×10-4	26.4
													1.40×10-4
													1.06×10-4
				Pin and use 6615							Pin and use 6762
													0.87×10-4
													0.74×10-4
3,136	15	6,000	7,840	Bolt tightening 15680	35	1.0	1.0	50	80	Bolt tightening 7056	Bolt tightening 14112	Bolt tightening 28067	4.83×10-4	44.3
													3.79×10-4
													3.15×10-4
													2.84×10-4
				Pin combination 12250						Pin combination 6174	Pin and use 1571	Pin combination 24558
													2.54×10-4
													1.97×10-4
													1.77×10-4
4,410	15	6,000	11,571	Bolt tightening 22050	25	1.0	1.0	50	85	8,820	Bolt tightening 17640	30,133	8.75×10-4	66.4
													6.91×10-4
													5.75×10-4
													5.20×10-4
				Pin and use 18620							Pin and use 13524
													4.12×10-4
													3.61×10-4
													3.07×10-4
4. The allowable torque will vary according to the thrust load. Please confirm by the allowable moment line diagram (p.91). 5. The value of inertia moment is the value of the reducer body. The moment of inertia of the input gear is not included. 6. For moment stiffness and torsion stiffness, please refer to the calculation of inclination angle and torsion angle (p.99). 7. Rated torque refers to the torque value reflecting the rated life at rated output speed, not the data showing the upper limit of load. Please refer to the glossary (p.81) and product selection flow chart (p.82). 8. If you want to buy products other than the above speed ratio, please consult our company. 9. The above specifications are obtained according to the company’s evaluation method. Please confirm that the product meets the use conditions of carrying real aircraft before use. 10. When a radial load is applied to dimension B, please use it within the allowable radial load range. 11. 1 RV-80e r = 153 is only output shaft bolt fastening type( P.20,21)

APPLICATIONS:

FQA:
Q: What should I provide when I choose a gearbox/speed reducer?
A: The best way is to provide the motor drawing with parameters. Our engineer will check and recommend the most suitable gearbox model for your reference.
Or you can also provide the below specification as well:
1) Type, model, and torque.
2) Ratio or output speed
3) Working condition and connection method
4) Quality and installed machine name
5) Input mode and input speed
6) Motor brand model or flange and motor shaft size

Application:	Motor, Motorcycle, Machinery, Agricultural Machinery
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Single-Step

Samples:	US$ 600/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

helical gearbox

A Mathematical Model of a Cycloid Gearbox

Having a gearbox with a cycloidal rotor is an ideal design for a car or any other vehicle, as the cycloidal design can reduce the amplitude of vibration, which is a key component in car performance. Using a cycloidal gearbox is also a great way to reduce the amount of friction between the gears in the gearbox, which can help to reduce noise and wear and tear. A cycloidal gearbox is also a very efficient design for a vehicle that needs to perform under high loads, as the gearbox can be very robust against shock loads.

Basic design principles

cycloidal gearboxes are used for precision gearing applications. Cycloidal drives are compact and robust and offer lower backlash, torsional stiffness and a longer service life. They are also suitable for applications involving heavy loads.
Cycloidal drives are compact in size and provide very high reduction ratios. They are also very robust and can handle shock loads. Cycloidal drives are ideally suited to a wide range of drive technologies. Cycloidal gears have excellent torsional stiffness and can provide a transmission ratio of 300:1. They can also be used in applications where stacking multiple gear stages is not desired.
In order to achieve a high reduction ratio, cycloidal gears must be manufactured extremely accurately. Cycloidal gears have a curved tooth profile that removes shear forces at any point of contact. This provides a positive fit for the gear disc. This profile can be provided on a separate outer bushing or as an internal gear profile insert.
Cycloidal drives are used in marine propulsion systems, where the load plate rotates around the X and Y axis. The plate is anchored by a threaded screw hole arranged 15mm away from the center.
A secondary carrier body is used in a cycloidal gearbox to support the load plate. The secondary carrier body is composed of a mounting carrier body and a secondary carrier disc.

Low friction

Several studies have been conducted to understand the static problems of gears. In this paper, we discuss a mathematical model of a low friction cycloidal gearbox. This model is designed to calculate various parameters that affect the performance of the gearbox during production.
The model is based on a new approach that includes the stiction effect and the nonlinear friction characteristic. These parameters are not covered by the conventional rule of thumb.
The stiction effect is present when the speed direction is changed. During this time, the input torque is required to prevail over the stiction effect to generate movement. The model also enables us to calculate the magnitude of the stiction effect and its breakaway speed.
The most important thing is that the model can be used to improve the dynamic behavior of a controlled system. In this regard, the model has a high degree of accuracy. The model is tested in several quadrants of the gearbox to find the optimum stiction breakaway speed. The simulation results of the model show that this model is effective in predicting the efficiency of a low friction cycloidal gearbox.
In addition to the stiction model, we also studied the efficiency of a low friction cycloidal reducer. The reduction ratio of this gearbox was estimated from the formula. It is found that the ratio approaches negative infinity when the motor torque is close to zero Nm.

Compact

Unlike standard planetary gears, cycloidal gearboxes are compact, low friction and feature virtually zero backlash. They also offer high reduction ratios, high load capacity and high efficiency. These features make them a viable option for a variety of applications.
Cycloid disks are driven by an eccentric input shaft. They are then driven by a stationary ring gear. The ring gear rotates the cycloidal disk at a higher rate. The input shaft rotates nine times to complete a full rotation. The ring gear is designed to correct the dynamic imbalance.
CZPT cycloidal gearheads are designed for precision and stable operation. These reducers are robust and can handle large translocations. They also offer high overload protection. They are suitable for shock wave therapy. CZPT gearheads are also well suited for applications with critical positioning accuracy. They also require low assembly and design costs. They are designed for long service life and low hysteresis loss.
CZPT cycloidal reducers are used in a variety of industrial applications, including CNC machining centers, robot positioners and manipulators. They offer a unique design that can handle high forces on the output axis, and are especially suitable for large translocations. These gearheads are highly efficient, reducing costs, and are available in a variety of sizes. They are ideal for applications that require millimetre accuracy.

High reduction ratios

Compared to other gearboxes, cycloidal gearboxes offer high reduction ratios and small backlash. They are also less expensive. Cycloid gearboxes can be used in a variety of industries. They are suitable for robotic applications. They also have high efficiency and load capacity.
A cycloidal gearbox works by rotating a cycloidal disc. This disc contains holes that are bigger than the pins on the output shaft. When the disc is rotated, the output pins move in the holes to generate a steady output shaft rotation. This type of gearbox does not require stacking stages.
Cycloid gearboxes are usually shorter than planetary gearboxes. Moreover, they are more robust and can transmit higher torques.
Cycloid gearboxes have an eccentric cam that drives the cycloidal disc. The cycloidal disc advances in 360deg/pivot/roller steps. It also rotates in an eccentric pattern. It meshes with the ring-gear housing. It also engages the internal teeth of the ring-gear housing.
The number of lobes on the cycloidal disc is not sufficient to generate a good transmission ratio. In fact, the number of lobes must be less than the number of pins surrounding the cycloidal disc.
The cycloidal disc is rotated by an eccentric cam that extends from the base shaft. The cam also spins inside the cycloidal disc. The eccentric motion of the cam helps the cycloidal disc rotate around the pins of the ring-gear housing. helical gearbox

Reducing amplitude of the vibration

Various approaches to reducing amplitude of the vibration in a cycloidal gearbox have been studied. These approaches are based on the kinematic analysis of gearbox.
A cycloidal gearbox is a gearbox that consists of bearings, gears, and an eccentric bearing that drives a cycloidal disc. This gearbox has a high reduction ratio, which is achieved by a series of output shaft pins that drive the output shaft as the disc rotates.
The test bench used in the studies has four sensors. Each sensor acquires signals with different signal processing techniques. In addition, there is a tachometer that acquires variations in rotational velocity at the input side.
The kinematic study of the robotic gearbox was performed to understand the frequency of vibrations and to determine whether the gearbox is faulty. It was found that the gearbox is in healthy operation when the amplitude of the x and y is low. However, when the amplitude is high, it is indicative of a malfunctioning element.
The frequency analysis of vibration signals is performed for both cyclostationary and noncyclostationary conditions. The frequencies that are selected are those that appear in both types of conditions.

Robust against shock loads

Compared to traditional gearboxes, cycloidal gearboxes have significant benefits when it comes to shock loads. These include high shock-load capacity, high efficiency, reduced cost, lower weight, lower friction, and better positioning accuracy.
Cycloid gears can be used to replace traditional planetary gears in applications where inertia is important, such as the transportation of heavy loads. They have a lighter design and can be manufactured to a more compact size, which helps reduce cost and installation expense. Cycloid gears are also able to provide transmission ratios of up to 300:1 in a small package.
Cycloid gears are also suitable for applications where a long service life is essential. Their radial clamping ring reduces inertia by up to 39%. Cycloid gears have a torsional stiffness that is five times higher than that of conventional planetary gears.
Cycloid gearboxes can provide significant improvements in concrete mixers. They are a highly efficient design, which allows for important innovations. They are also ideal for servo applications, machine tools, and medical technology. They feature user-friendly screw connections, effective corrosion protection, and effective handling.
Cycloid gears are especially useful for applications with critical positioning accuracy. For example, in the control of large parabolic antennas, high shock load capacity is required to maintain accuracy. Cycloid gears can withstand shock loads up to 500% of their rated torque. helical gearbox

Inertial effects

Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
China Standard CZPT High Precision RV Cycloidal Industrial Robotics Arm Joint Speed Gearbox Reducer for Servo Moto cycloidal gearbox backlash
editor by CX 2023-10-26

China Good quality Saf/Safr Series Planetary Helical Planetary Gearbox with Shaft High Precision cycloidal gear reducer design

Product Description

SAE/SAF Planetary gearboxs with higher precision:

1.-Planetary gearbox is a widely used industrial product, which can reduce the speed of motor and increase the output torque. Planetary reducer can be used as supporting parts in lifting, excavation, transportation, construction and other industries.

2.SAE/SAF Series Planetary Gearbox additionally adds front and rear oil seals, uses the output shaft double support structure and design of helix gear, which makes the gear meshing smoother and stable, the SAE/SAF Series can be used in various control transmission fields with servo motors. The backlash of the AE series is less than 5 arc.min and the reduction ratio covers 3~100.

The Product Advantages of Planetary Gearbox:

1.Flexible structure design, in line with various working conditions.
2.Ring gear processing technology: Using internal gear slotting machine and hobbling machine; the precision of ring gear after processing can reach GB7.
3.Hardened gear secondary scraping technology: secondary high-speed dry cutting of gear eliminates gear deformation caused by heat treatment. Gear accuracy can reach GB6.
4.Reliable backlash testing.

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery
Function:	Speed Reduction
Layout:	Cycloidal

Customization:	Available \| Customized Request

helical gearbox

The Advantages of Using a Cyclone Gearbox

Using a cycloidal gearbox to drive an input shaft is a very effective way to reduce the speed of a machine. It does this by reducing the speed of the input shaft by a predetermined ratio. It is capable of very high ratios in relatively small sizes.

Transmission ratio

Whether you’re building a marine propulsion system or a pump for the oil and gas industry, there are certain advantages to using cycloidal gearboxes. Compared to other gearbox types, they’re shorter and have better torque density. These gearboxes also offer the best weight and positioning accuracy.
The basic design of a cycloidal gearbox is similar to that of a planetary gearbox. The main difference is in the profile of the gear teeth.
Cycloid gears have less tooth flank wear and lower Hertzian contact stress. They also have lower friction and torsional stiffness. These advantages make them ideal for applications that involve heavy loads or high-speed drives. They’re also good for high gear ratios.
In a cycloidal gearbox, the input shaft drives an eccentric bearing, while the output shaft drives the cycloidal disc. The cycloidal disc rotates around a fixed ring, and the pins of the ring gear engage the holes in the disc. The pins then drive the output shaft as the disc rotates.
Cycloid gears are ideal for applications that require high gear ratios and low friction. They’re also good for applications that require high torsional stiffness and shock load resistance. They’re also suitable for applications that require a compact design and low backlash.
The transmission ratio of a cycloidal gearbox is determined by the number of lobes on the cycloidal disc. The n=n design of the cycloidal disc moves one lobe per revolution of the input shaft.
Cycloid gears can be manufactured to reduce the gear ratio from 30:1 to 300:1. These gears are suitable for high-end applications, especially in the automation industry. They also offer the best positioning accuracy and backlash. However, they require special manufacturing processes and require non-standard characteristics.

Compressive force

Compared with conventional gearboxes, the cycloidal gearbox has a unique set of kinematics. It has an eccentric bearing in a rotating frame, which drives the cycloidal disc. It is characterized by low backlash and torsional stiffness, which enables geared motion.
In this study, the effects of design parameters were investigated to develop the optimal design of a cycloidal reducer. Three main rolling nodes were studied: a cycloidal disc, an outer race and the input shaft. These were used to analyze the motion related dynamic forces, which can be used to calculate stresses and strains. The gear mesh frequency was calculated using a formula, which incorporated a correction factor for the rotating frame of the outer race.
A three-dimensional finite element analysis (FEA) study was conducted to evaluate the cycloidal disc. The effects of the size of the holes on the disc’s induced stresses were investigated. The study also looked at the torque ripple of a cycloidal drive.
The authors of this study also explored backlash distribution in the output mechanism, which took into account the machining deviations and structure and geometry of the output mechanism. The study also looked at the relative efficiency of a cycloidal reducer, which was based on a single disc cycloidal reducer with a one-tooth difference.
The authors of this study were able to deduce the contact stress of the cycloidal disc, which is calculated using the material-based contact stiffness. This can be used to determine accurate contact stresses in a cycloidal gearbox.
It is important to know the ratios needed for calculation of the bearing rate. This can be calculated using the formula f = k (S x R) where S is the volume of the element, R is the mass, k is the contact stiffness and f is the force vector. helical gearbox

Rotational direction

Unlike the conventional ring gear which has a single axis of rotation, cycloidal gearbox has three rotational axes which are parallel and are located in a single plane. A cycloidal gearbox has excellent torsional stiffness and shock load capacity. It also ensures constant angular velocity, and is used in high-speed gearbox applications.
A cycloidal gearbox consists of an input shaft, a drive member and a cycloidal disc. The disc rotates in one direction, while the input shaft rotates in the opposite direction. The input shaft eccentrically mounts to the drive member. The cycloidal disc meshes with the ring-gear housing, and the rotational motion of the cycloidal disc is transferred to the output shaft.
To calculate the rotational direction of a cycloidal gearbox, the cycloid must have the correct angular orientation and the centerline of the cycloid should be aligned with the center of the output hole. The cycloid’s shortest length should be equal to the radius of the pin circle. The cycloid’s largest radius should be the size of the bearing’s exterior diameter.
A single-stage gear will not have much space to work with, so you’ll need a multistage gear to maximize space. This is also the reason that cycloid gears are usually designed with a shortened cycloid.
To calculate the most efficient tooth profile for a cycloidal gear, a new method was devised. This method uses a mathematical model that uses the cycloid’s rotational direction and a few other geometric parameters. Using a piecewise function related to the distribution of pressure angle, the cycloid’s most efficient profile is determined. It is then superimposed on the theoretical profile. The new method is much more flexible than the conventional method, and can adapt to changing trends of the cycloidal profile.

Design

Several designs of cycloidal gearboxes have been developed. These gearboxes have a large reduction ratio in one stage. They are mainly used for heavy machines. They provide good torsional stiffness and shock load capacity. However, they also have vibrations at high RPM. Several studies have been conducted to find a solution to this problem.
A cycloidal gearbox is designed by calculating the reduction ratio of a mechanism. This ratio is obtained by the size of the input speed. This is then multiplied by the reduction ratio of the gear profile.
The most important factor in the design of a cycloidal gearbox is the load distribution along the width of the gear. Using this as a design criterion, the amplitude of vibration can be reduced. This will ensure that the gearbox is working properly. In order to generate proper mating conditions, the trochoidal profile on the cycloidal disc periphery must be defined accurately.
One of the most common forms of cycloidal gears is circular arc toothing. This is the most common type of toothing used today.
Another form of gear is the hypocycloid. This form requires the rolling circle diameter to be equal to half the base circle diameter. Another special case is the point tooth form. This form is also called clock toothing.
In order to make this gear profile work, the initial point of contact must remain fixed to the edge of the rolling disk. This will generate the hypocycloid curve. The curve is traced from this initial point.
To investigate this gear profile, the authors used a 3D finite element analysis. They used the mathematical model of gear manufacturing that included kinematics parameters, output moment calculations, and machining steps. The resulting design eliminated backlash. helical gearbox

Sizing and selection

Choosing a gearbox can be a complex task. There are many factors that need to be taken into account. You need to determine the type of application, the required speed, the load, and the ratio of the gearbox. By gaining this information, you can find a solution that works best for you.
The first thing you need to do is find the proper size. There are several sizing programs available to help you determine the best gearbox for your application. You can start by drawing a cycloidal gear to help you create the part.
During sizing, it is important to consider the environment. Shock loads, environmental conditions, and ambient temperatures can increase wear on the gear teeth. The temperature also has a significant impact on lubrication viscosities and seal materials.
You also need to consider the input and output speed. This is because the input speed will change your gearbox ratio calculations. If you exceed the input speed, you can damage the seals and cause premature wear on the shaft bearings.
Another important aspect of sizing is the service factor. This factor determines the amount of torque the gearbox can handle. The service factor can be as low as 1.4, which is sufficient for most industrial applications. However, high shock loads and impact loads will require higher service factors. Failure to account for these factors can lead to broken shafts and damaged bearings.
The output style is also important. You need to determine if you want a keyless or keyed hollow bore, as well as if you need an output flange. If you choose a keyless hollow bore, you will need to select a seal material that can withstand the higher temperatures.
China Good quality Saf/Safr Series Planetary Helical Planetary Gearbox with Shaft High Precision cycloidal gear reducer design
editor by CX 2023-05-29

China supplier High Precision Low Backlash Helical Gear Planetary Electric AC Geared Reducer Precision Planetary Gearbox for Servo Motor precision cycloidal gearbox

Product Description

TaiBang Motor Industry Group Co., Ltd.

The main products is induction motor, reversible motor, DC brush gear motor, DC brushless gear motor, CH/CV big gear motors, Planetary gear motor ,Worm gear motor etc, which used widely in various fields of manufacturing pipelining, transportation, food, medicine, printing, fabric, packing, office, apparatus, entertainment etc, and is the preferred and matched product for automatic machine.

Model Instruction

GB090-10-P2

090

571

Reducer Series Code

External Diameter

Reduction Ratio

Reducer Backlash

GB:High Precision Square Flange Output

GBR:High Precision Right Angle Square Flange Output

GE:High Precision Round Flange Output

GER:High Precision Right Round Flange Output

050:ø50mm
070:ø70mm
090:ø90mm
120:ø120mm
155:ø155mm
205:ø205mm
235:ø235mm
042:42x42mm
060:60x60mm
090:90x90mm
115:115x115mm
142:142x142mm
180:180x180mm
220:220x220mm

571 means 1:10

P0:High Precision Backlash

P1:Precison Backlash

P2:Standard Backlash

Main Technical Performance

Item	Number of stage	Reduction Ratio	GB042	GB060	GB060A	GB090	GB090A	GB115	GB142	GB180	GB220
Rotary Inertia	1	3	0.03	0.16		0.61		3.25	9.21	28.98	69.61
		4	0.03	0.14		0.48		2.74	7.54	23.67	54.37
		5	0.03	0.13		0.47		2.71	7.42	23.29	53.27
		6	0.03	0.13		0.45		2.65	7.25	22.75	51.72
		7	0.03	0.13		0.45		2.62	7.14	22.48	50.97
		8	0.03	0.13		0.44		2.58	7.07	22.59	50.84
		9	0.03	0.13		0.44		2.57	7.04	22.53	50.63
		10	0.03	0.13		0.44		2.57	7.03	22.51	50.56
	2	15	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		20	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		25	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		30	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		35	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		40	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		45	0.03	0.03	0.13	0.13	0.47	0.47	2.71	7.42	23.29
		50	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51
		60	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51
		70	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51
		80	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51
		90	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51
		100	0.03	0.03	0.13	0.13	0.44	0.44	2.57	7.03	22.51

Item		Number of stage	GB042	GB060	GB060A	GB90	GB090A	GB115	GB142	GB180	GB220
Backlash(arcmin)	High Precision P0	1				≤1	≤1	≤1	≤1	≤1	≤1
	High Precision P0	2						≤3	≤3	≤3	≤3
	Precision P1	1	≤3	≤3	≤3	≤3	≤3	≤3	≤3	≤3	≤3
	Precision P1	2	≤5	≤5	≤5	≤5	≤5	≤5	≤5	≤5	≤5
	Standard P2	1	≤5	≤5	≤5	≤5	≤5	≤5	≤5	≤5	≤5
	Standard P2	2	≤7	≤7	≤7	≤7	≤7	≤7	≤7	≤7	≤7
Torsional Rigidity(N.M/arcmin)		1	3	7	7	14	14	25	50	145	225
Torsional Rigidity(N.M/arcmin)		2	3	7	7	14	14	25	50	145	225
Noise(dB)		1,2	≤56	≤58	≤58	≤60	≤60	≤63	≤65	≤67	≤70
Rated input speed(rpm)		1,2	5000	5000	5000	4000	4000	4000	3000	3000	2000
Max input speed(rpm)		1,2	10000	10000	10000	8000	8000	8000	6000	6000	4000

Noise test standard:Distance 1m,no load.Measured with an input speed 3000rpm

Application:	Machinery, Agricultural Machinery
Function:	Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction
Layout:	Cycloidal
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Step:	Double-Step

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

helical gearbox

How to Calculate Transmission Ratio for a Cycloidal Gearbox

Using a cycloidal gearbox can be very useful in a wide variety of situations. However, it’s important to understand how to use it properly before implementing it. This article discusses the benefits of using a cycloidal gearbox, how to calculate the transmission ratio, and how to determine the effects of dynamic and inertial forces on the gearbox.

Dynamic and inertial effects

Various studies have been done to study the dynamic and inertial effects of cycloidal gearboxes. These studies have been performed using numerical, analytical and experimental methods. Depending on the nature of the load and its distribution along the gear, a variety of models have been developed. These models use finite element method to determine accurate contact stresses. Some of these models have been developed to address the nonlinear elasticity of contacts.
Inertial imbalance in a cycloidal gearbox causes vibration and can affect the efficiency of the device. This can increase mechanical losses and increase wear and tear. The efficiency of the device also depends on the torque applied to the cycloidal disk. The effectiveness of the device increases as the load increases. Similarly, the nonlinear contact dynamics are also associated with an increase in efficiency.
A new model of a cycloidal reducer has been developed to predict the effects of several operational conditions. The model is based on rigid body dynamics and uses a non-linear stiffness coefficient. The model has been validated through numerical and analytical methods. The model offers drastic reduction in computational costs. The model allows for a quick analysis of several operational conditions.
The main contribution of the paper is the investigation of the load distribution on the cycloidal disc. The study of this aspect is important because it allows for an analysis of the rotating parts and stresses. It also provides an indication of which gear profiles are best suited for optimizing torque transmission. The study has been conducted with a variety of cycloidal gearboxes and is useful in determining the performance of different types of cycloidal gearboxes.
To study the load distribution on the cycloidal disc, the authors investigated the relationship between contact force, cycloidal gearboxes and different gear profiles. They found that the non-linear contact dynamics have a large impact on the efficiency of a cycloidal gearbox. The cycloidal gearbox is an ideal solution for applications that involve highly dynamic servos. It can also be used in machine tool applications and food processing industries.
The study found that there are three common design principles of cycloidal reducers. These are the contact force distribution, the speed reduction and the trochoidal profile of the cycloidal disc. The trochoidal profile has to be defined carefully to ensure correct mating of the rotating parts. The trochoidal profile provides an indication of which gear profiles are best for optimizing torque transmission. The contact force distribution can be improved by refining the mesh along the disc’s width.
As the input speed increases, the efficiency of the reducer increases. This is because contact forces are constantly changing in magnitude and orientation. A cycloidal reducer with a one tooth difference can reduce input speed by up to 87:1 in a single stage. It also has the ability to handle high-cycle moves without backlash. helical gearbox

Transmission ratio calculation

Getting the correct transmission ratio calculation for a cycloidal gearbox requires a good understanding of what a gearbox is, as well as the product that it is being used for. The correct ratio is calculated by dividing the output speed of the output gear by the input speed of the input gear. This is usually accomplished by using a stopwatch. In some cases, a catalog or product specification may be required. The correct ratio is determined by a combination of factors, such as the amount of torque applied to the mechanism, as well as the size of the gears involved.
A cycloidal gear is a type of gear tooth profile that can be represented using a spline. It is also possible to model a gear with a cycloidal profile by using a spline to connect points against the beginning of a coordinate system. This is important in the design and functionality of a gear.
There are many different gears used in machines and devices. These include the herringbone gear, the helical gear and the spiral bevel gear. The best transmission ratios are typically obtained with a cycloidal gearbox. In addition to ensuring the accuracy of positioning, a cycloidal gearbox provides excellent backlash. Cycloid gears have a high degree of mechanical efficiency, low friction, and minimal moment of inertia.
A cycloidal gearbox is often referred to as a planetary gearbox, though it is technically a single-stage gearbox. In addition to having a ring gear, the gearbox has an eccentric bearing that drives the cycloidal disc in an eccentric rotation. This makes the cycloidal gearbox a good choice for high gear ratios in compact designs.
The cycloid disc is the key element of a cycloidal gearbox. The cycloid disc has n=9 lobes, and each lobe of the disc moves by a lobe for every revolution of the drive shaft. The cycloid disc is then geared to a stationary ring gear. The cycloidal disc’s lobes act like teeth on the stationary ring gear.
There are many different gears that are classified by the profile of the gear teeth. The most common gears are the involute and helical gears. Most motion control gears include spur designs. However, there are many other types of gears that are used in various applications. The cycloidal gear is one of the more complicated gears to design. The cycloid disc’s outline can be represented using markers or smooth lines, though a scatter chart will also do.
The cycloid disc’s lobes rotate on a reference pitch circle of pins. These pins rotate 40 deg during the eccentric rotation of the drive shaft. The pins rotate around the disc to achieve a steady rotation of the output shaft.
The cycloid disc’s other obvious, and possibly more important, feature is the’magic’ number of pins. This is the number of pins that protrude through the face of the disc. The disc has holes that are larger than the pins. This allows the pins to protrude through the disc and attach to the output shaft. helical gearbox

Application

Whether you’re building a robot drive or you’re simply looking for a gearbox to reduce the speed of your vehicle, a cycloidal gearbox is a great way to achieve a high reduction ratio. Cycloidal gearboxes are a low-friction, lightweight design that has an extremely stable transmission. They are suitable for industrial robots and can be used in many applications, including positioning robots.
Cycloidal gearboxes reduce speed by using eccentric motion. The eccentric motion enables the entire internal gear to rotate in wobbly cycloidal motion, which is then translated back into circular rotation. This eliminates the need for stacking gear stages. Cycloidal gearboxes also have less friction, higher strength, and greater durability than conventional gearboxes.
The cycloidal gearbox is also used in a number of applications, including marine propulsion systems, and robot drives. Cycloidal gearboxes reduce vibration by using offset gearing to cancel out vibrations.
Cycloidal gears have lower friction, higher strength, and better torsional stiffness than involute gears. They also have a reduced Hertzian contact stress, making them better than involute gears for use with shock loads. They also have a smaller size and weight than conventional gearboxes, and they have a higher reduction ratio than involute gears.
Cycloidal gears are typically used to reduce the speed of motors, but they also offer a number of other advantages. Cycloidal gearboxes have a smaller footprint than other gearboxes, allowing them to fit into confined spaces. They also have low backlash, allowing for precise movement. Cycloidal gears have a higher efficiency, resulting in lower power requirements and lower wear.
The cycloidal disc is one of the most important components of the gearbox. Cycloidal discs are normally designed with a short cycloid, which minimizes the eccentricity of the disc. They are also designed with a shortened flank, resulting in better strength and less stress concentration. Cycloidal discs are typically geared to a stationary ring gear. The cycloid is designed to roll around the stationary ring pins, which push against the circular holes in the disc. Cycloidal gearboxes typically employ two degrees of shift.
Cycloidal drives are ideal for heavy load applications. They also have high torsional stiffness, which makes them highly resistant to shock loads. Cycloidal drives also offer a high reduction ratio, which can be achieved without the need for a large input shaft. They are also compact and have a high service life.
The output shaft of a cycloidal gearbox always has two degrees of shifting, which ensures that the input and output shafts always rotate at a different speed. The output shaft would be a pin casing around the drive disks, which would also allow for easy maintenance.
Cycloidal gearboxes are also very compact and lightweight, so they are ideal for use in industrial robots. The cycloidal gearbox reducer is the most stable, low-vibration reducer in industrial robots, and it has a wide transmission ratio range.
China supplier High Precision Low Backlash Helical Gear Planetary Electric AC Geared Reducer Precision Planetary Gearbox for Servo Motor precision cycloidal gearbox
editor by CX 2023-04-28

China 190BX REA Series High Precision Cycloidal Gearbox with Flange For Machinery cycloidal gear reducer design

Product Description

190BX REA Series Large Precision Cycloidal Gearbox with Flange For Machinery

Design:190BX-REA-24

Far more Code And Specification:

E sequence			C collection
Code	Define dimension	General product	Code	Outline dimension	The unique code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	a hundred and eighty
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

Equipment ratio And Specification

E Sequence		C Collection
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,fifty three.5,59,79,103	10CBX	27.00
a hundred and fifty	81,one zero five,121,141,161	27CBX	36.fifty seven
one hundred ninety	81,one zero five,121,153	50CBX	32.fifty four
220	eighty one,one zero one,121,153	100CBX	36.seventy five
250	eighty one,111,161,175.28	200CBX	34.86
280	81,one zero one,129,145,171	320CBX	35.61
320	81,one zero one,118.5,129,141,171,185	500CBX	37.34
370	eighty one,one zero one,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C collection equipment ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange facet,the corresponding reduction ratio by one

Reducer sort code
REV: principal bearing constructed-in E kind
RVC: hollow kind
REA: with enter flange E kind
RCA: with enter flange hollow type

Application:

Company Information

FAQ
Q: What’re your principal goods?
A: We at present create Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Equipment Motors, Brushless Dc Motors, Stepper motors, Ac Motors and Substantial Precision Planetary Equipment Box and so on. You can verify the specs for over motors on our website and you can e mail us to suggest essential motors per your specification way too.

Q: How to select a ideal motor?
A:If you have motor photographs or drawings to demonstrate us, or you have thorough specs like voltage, velocity, torque, motor dimensions, working method of the motor, essential lifetime and noise stage etc, make sure you do not be reluctant to allow us know, then we can advocate suited motor for each your request appropriately.

Q: Do you have a custom-made provider for your normal motors?
A: Of course, we can customise for every your ask for for the voltage, speed, torque and shaft measurement/shape. If you want added wires/cables soldered on the terminal or want to incorporate connectors, or capacitors or EMC we can make it also.

Q: Do you have an person layout support for motors?
A: Yes, we would like to design motors independently for our clients, but it may need some mold creating cost and design cost.

Q: What is your direct time?
A: Typically speaking, our typical regular product will need to have fifteen-30days, a bit lengthier for personalized goods. But we are quite flexible on the guide time, it will rely on the particular orders.

You should contact us if you have thorough requests, thank you !

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \|

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \|

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

The Basics of Designing a Cyclone Gearbox

Compared to conventional gearboxes, the cycloidal gearbox offers a number of advantages including a higher ratio of transmission, robustness against shock loads, and greater positioning accuracy. However, designing a cycloidal gearbox can be complicated. This article will discuss some of the basic design principles. In addition, it will cover topics such as size, position accuracy, and transmission ratios. helical gearbox

Basic design principles

Unlike a conventional ring gear, a cycloidal gearbox uses a cycloidal disc to provide torque multiplication. The output direction of the cycloidal gear disc is opposite to the rotation of the input shaft. This allows for more compact gear construction. It also allows for increased load capacity.
Cycloid drive kinematics can appear complex, but they are actually quite simple. Instead of rotating around the center of gravity like conventional gears, the cycloidal disc rotates around fixed pins. This provides a higher reduction ratio.
To reduce vibrations and noise, multiple cycloidal discs are used. This allows for uniform distribution of forces on the carrier pin devices. This also provides a better rotational balance. In addition, multiple cycloidal discs reduce the axial moment of the carrier pin devices.
The cycloidal gear disc is supported by a separate gear disc bearing. This design provides a low component count and reduces wear. This type of kinematics can also be used in an electric motor with a high power density.
The cycloidal gear disc provides a high reduction ratio, which allows for compact construction. Unlike a ring gear, the cycloidal disc has fewer teeth. It also provides a higher reduction ratio, which is advantageous for high rotational input speed applications.
Cycloid gear discs have cylindrical holes, which allow for carrier pin devices to protrude through them. This is useful because the carrier pin devices can roll along the inside wall of the cylindrical hole in the gear disc.
A load plate is also used to provide anchorage for external structures. This plate contains threaded screw holes arranged 15mm away from the center. It has a 9mm external diameter and a 3mm through hole.

Transmission ratios up to 300:1

cycloidal gearboxes are used in a wide range of applications, from machine tools to medical imaging devices. Compared to planetary gearboxes, they offer superior positioning accuracy, torsional stiffness, backlash, and fatigue performance.
Cycloid gearboxes are also capable of transmitting more torque than planetary gears. In addition, they have a lower Hertzian contact stress and higher overload protection. Cycloid gearboxes are able to provide transmission ratios up to 300:1 in a small package.
Cycloid gears also have lower backlash over extended periods, making them an ideal choice for applications with critical positioning accuracy. Cycloid gearboxes also have good wear resistance, as well as low friction. Cycloid gears are lightweight and have good torsional stiffness, making them ideal for applications with heavy loads.
Cycloid gearboxes have several different designs. They can provide transmission ratios up to 300:1 without the need for additional pre-stages. Cycloid gears also require more accurate manufacturing processes than involute gears. Cycloid gearboxes can also be used for applications that require high power consumption, and can withstand shock loads.
Cycloid gearboxes can be adapted to fit most common servomotors. They have a modular design, all-round corrosion protection, and easy installation. Cycloid gears have a radial clamping ring, which reduces inertia by up to 39%.
CZPT Precision Europe GmbH, a subsidiary of CZPT Group, has developed an innovative online configurator to simplify the configuration of gearboxes. CZPT cycloidal gearheads are precision-built, robust, and reliable. They have a two-stage reduction principle, which minimises vibration and provides even force distribution.
Cycloid gears are capable of providing transmission ratios from 30:1 to 300:1. Cycloid gearboxes can achieve high gear ratios because they require fewer moving parts, and they have a low backlash. helical gearbox

Robustness against shock loads

Unlike conventional gearboxes that are easily damaged by shock loads, the cycloidal gearbox is extremely robust. It is a versatile solution that is ideally suited for handling equipment, food manufacturing, and machine tools.
The mechanical construction of a cycloidal gearbox consists of several mechanical components. These include cycloidal wheels, bearings, transformation elements, and needles. In addition, it has high torsional stiffness and tilting moment. It is also accompanied by highly nonlinear friction characteristic.
In order to assess the robustness of the cycloidal gearbox against shock loads, a mathematical model was developed. The model was used to calculate the stress distribution on the cycloid disc. This model can be used as a basis for more complex mechanical models.
The model is based on new approach, which allows to model stiction in all quadrants of the cycloid gear. In addition, it can be applied to actuator control.
The mathematical model is presented together with the procedure for measuring the contact stress. The results are compared to the measurement performed in the real system. The model and the measurement are found to be very close to each other.
The model also allows for the analysis of different gear profiles for load distribution. In addition, it is possible to analyze contact stresses with different geometric parameters. The mesh refinement along the disc width helps to ensure an even distribution of contact forces.
The stiction breakaway speed is calculated to the motor side. The non-zero current is then derived to the input side of the gearbox. In addition, a small steady phase is modeled during the speed direction transition. The results of the simulation are compared to the measurement. The results show that the model is extremely accurate.

Positioning accuracy

Getting the correct positioning accuracy from a cycloidal gearbox is no small feat. This is because the gears are compact, and the clearances are relatively small. This means you can expect a lot of torque from your output shaft. However, this is only part of the picture. Other concerns, such as backlash, kinematic error, and loading are all important considerations.
Getting the best possible positioning accuracy from a cycloidal gearbox means choosing a reducer that is well-made and correctly configured. A properly-selected reducer will eliminate repeatable inaccuracies and provide absolute positioning accuracy at all times. In addition, this type of gearbox offers several advantages over conventional gearboxes. These include high efficiency, low backlash, and high overload protection.
Getting the correct positioning accuracy from a gearbox also involves choosing a supplier that knows what it is doing. The best vendors are those who have experience with the product, offer a wide variety, and provide support and service to ensure the product is installed and maintained correctly. Another consideration is the manufacturer’s warranty. A reputable manufacturer will offer warranties for the gearbox. The aforementioned factors will ensure that your investment in a cycloidal gearbox pays off for years to come.
Getting the correct positioning accuracy from your cycloidal gearbox involves choosing a manufacturer that specializes in this type of product. This is particularly true if you are involved in robotics, automated painting, or any other industrial process that requires the best possible accuracy. A good manufacturer will offer the latest technology, and have the expertise to help you find the best solution for your application. This will ensure your product is a success from start to finish. helical gearbox

Size

Choosing the right size of cycloidal gearbox is important for its efficient operation. However, it is not a simple task. The process involves complex machining and requires the creation of many parts. There are different sizes of cycloidal gearboxes, and a few basic rules of thumb can help you choose the right size.
The first rule of thumb for choosing the right size of cycloidal gearboxes is to use a gearbox with the same diameter of the input shaft. This means that the gearbox must be at least 5mm thick. The cycloid will also require a base and a bearing to hold the driveshaft in place. The base should be large enough to house the pins. The bearing must be the same size as the input shaft.
The next rule of thumb is to have a hole in the cycloid for the output shaft. In this way, the output will be back-drivable and has low backlash. There should be at least four to six output holes. The size of the holes should be such that the centerline of the cycloid is equal to the size of the center of the bearing.
Using a Desmos graph, you can then create the gear parameters. The number of pins should be equal to the number of teeth in the cycloidal gear, and the size of the pins should be twice the size of the gear. The radius of the pins should be equal to the value of C from Desmos, and the size of the pin circle should be equal to the R value.
The final rule of thumb is to ensure that the cycloid has no sharp edges or discontinuities. It should also have a smooth line.
China 190BX REA Series High Precision Cycloidal Gearbox with Flange For Machinery cycloidal gear reducer design
editor by czh 2023-03-24

China High torque precision robot FHA-E roller reducer RV cycloid pin wheel gearbox for SCARA supplier

Applicable Industries: Developing Content Retailers, Producing Plant, Equipment Restore Outlets, Foods & Beverage Factory, Printing Retailers, Strength & Mining, Foods & Beverage Outlets, SCARA
Weight (KG): eleven KG
Gearing Arrangement: Cycloidal
Output Torque: sixty-fifty one WK2574-2 water pump ball bearing WB1630099 FHA-325E,FHA-450E, FHA-700EBacklash1-5arcminRatio1/35-1/140Capacity0.1KW-15KWRotationshaft run or situation operateTorque60-5100Nm FHA-E RV gearbox is correctly applied to rotary desk / situation device , CZPT , tooling machine and every computerized system connected with servo motor immediately.The attributes of FHA-E gearbox are Multi-enamel contact,direct output , high ratio,tightening engagement and no gear noise.The precision FHA-E RV cycloidal gearbox has a wide assortment of measurements for alternative,which suits numerous motors.FHTW RV gearbox featuresa vast variety of ratio and also with 3 sort of backlash(P2, lower price thrust ball bearing 51112 thrust bearing 65713mm P1,P0).It can meet up with diverse prerequisite of software. Complex Parameters Detailed Graphic Common Drawings Recommend Merchandise Simply click pursuing titles to get much more particulars about the comparable goods: RV-C Hollow Shaft Cycloid Pin Wheel Gearbox RV-E Cycloid Pin Wheel Gearbox RV-EM Flange Enter Cycloid Pin Wheel Gearbox RV-CM Flange Enter Hollow Shaft Cycloid Pin Wheel Gearbox SHG/SHF Hollow Shaft Harmonic DrivePAD Rotary Flange Output Planetary Gearbox Exhibition

How to Select a Gearbox

When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.
gearbox

Function

The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.

Purpose

A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
gearbox

Application

When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.

Material

When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
gearbox

Manufacturing

The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.

China High torque precision robot FHA-E roller reducer RV cycloid pin wheel gearbox for SCARA supplier
editor by czh 2023-02-16

China BX-REA flange out cycloidal pinwheel precision reducer gearbox Robot joint gearbox with high quality

Guarantee: 1 several years
Relevant Industries: Garment Stores, Constructing Material Shops, Manufacturing Plant, Foodstuff & Beverage Manufacturing facility, 25 AC and battery tubular motor for electrical roller blinds computerized blinds motor Farms, Retail, Foodstuff Store, Development works , C28 C28ZZ C28-2RS 7×23.2x7mm Linear Motion Xihu (West Lake) Dis. Bevel Keep track of Roller Bearing For Textile Equipment Advertising Firm
Excess weight (KG): 40
Custom-made assist: OEM
Gearing Arrangement: Cycloidal
Output Torque: 87-7003NM
Enter Pace: 1500rpm
Output Speed: -150rpm
Port: ZheJiang

Large Efficiency RV Collection Cycloidal Pinwheel Precision Speed Reducer Gearbox for Robot Joint Arms

Structure of cycloidal pin gear velocity reducer RV-E series is made up of main bearing inner system,double reduction gear,double column assist mechanism,rollingcontact mechanism and pin equipment mechanism.

The Parts of a Gearbox

There are many parts of a Gearbox, and this article will help you understand its functions and components. Learn about its maintenance and proper care, and you’ll be on your way to repairing your car. The complexity of a Gearbox also makes it easy to make mistakes. Learn about its functions and components so that you’ll be able to make the best choices possible. Read on to learn more. Then, get your car ready for winter!
gearbox

Components

Gearboxes are fully integrated mechanical components that consist of a series of gears. They also contain shafts, bearings, and a flange to mount a motor. The terms gearhead and gearbox are not often used interchangeably in the motion industry, but they are often synonymous. Gearheads are open gearing assemblies that are installed in a machine frame. Some newer designs, such as battery-powered mobile units, require tighter integration.
The power losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and speed. The no-load losses are the most serious, since they represent the largest proportion of the total loss. This is because they increase with speed.
Temperature measurement is another important preventive maintenance practice. The heat generated by the gearbox can damage components. High-temperature oil degrades quickly at high temperatures, which is why the sump oil temperature should be monitored periodically. The maximum temperature for R&O mineral oils is 93degC. However, if the sump oil temperature is more than 200degF, it can cause seal damage, gear and bearing wear, and premature failure of the gearbox.
Regardless of its size, the gearbox is a crucial part of a car’s drivetrain. Whether the car is a sports car, a luxury car, or a farm tractor, the gearbox is an essential component of the vehicle. There are two main types of gearbox: standard and precision. Each has its own advantages and disadvantages. The most important consideration when selecting a gearbox is the torque output.
The main shaft and the clutch shaft are the two major components of a gearbox. The main shaft runs at engine speed and the countershaft may be at a lower speed. In addition to the main shaft, the clutch shaft has a bearing. The gear ratio determines the amount of torque that can be transferred between the countershaft and the main shaft. The drive shaft also has another name: the propeller shaft.
The gears, shafts, and hub/shaft connection are designed according to endurance design standards. Depending on the application, each component must be able to withstand the normal stresses that the system will experience. Oftentimes, the minimum speed range is ten to twenty m/s. However, this range can differ between different transmissions. Generally, the gears and shafts in a gearbox should have an endurance limit that is less than that limit.
The bearings in a gearbox are considered wear parts. While they should be replaced when they wear down, they can be kept in service much longer than their intended L10 life. Using predictive maintenance, manufacturers can determine when to replace the bearing before it damages the gears and other components. For a gearbox to function properly, it must have all the components listed above. And the clutch, which enables the transmission of torque, is considered the most important component.
gearbox

Functions

A gearbox is a fully integrated mechanical component that consists of mating gears. It is enclosed in a housing that houses the shafts, bearings, and flange for motor mounting. The purpose of a gearbox is to increase torque and change the speed of an engine by connecting the two rotating shafts together. A gearbox is generally made up of multiple gears that are linked together using couplings, belts, chains, or hollow shaft connections. When power and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is determined by the ratio of the gears that are engaged to transmit power.
The gear ratios in a gearbox are the number of steps a motor can take to convert torque into horsepower. The amount of torque required at the wheels depends on the operating conditions. A vehicle needs more torque than its peak torque when it is moving from a standstill. Therefore, the first gear ratio is used to increase torque and move the vehicle forward. To move up a gradient, more torque is required. To maintain momentum, the intermediate gear ratio is used.
As metal-to-metal contact is a common cause of gearbox failure, it is essential to monitor the condition of these components closely. The main focus of the proactive series of tests is abnormal wear and contamination, while the preventative tests focus on oil condition and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used more for detecting abnormal additive depletion. In addition, lubrication is critical to the efficiency of gearboxes.
gearbox

Maintenance

Daily maintenance is a critical aspect of the life cycle of a gearbox. During maintenance, you must inspect all gearbox connection parts. Any loose or damaged connection part should be tightened immediately. Oil can be tested using an infrared thermometer and particle counters, spectrometric analysis, or ferrography. You should check for excessive wear and tear, cracks, and oil leaks. If any of these components fail, you should replace them as soon as possible.
Proper analysis of failure patterns is a necessary part of any preventative maintenance program. This analysis will help identify the root cause of gearbox failures, as well as plan for future preventative maintenance. By properly planning preventative maintenance, you can avoid the expense and inconvenience of repairing or replacing a gearbox prematurely. You can even outsource gearbox maintenance to a company whose experts are knowledgeable in this field. The results of the analysis will help you create a more effective preventative maintenance program.
It is important to check the condition of the gearbox oil periodically. The oil should be changed according to its temperature and the hours of operation. The temperature is a significant determinant of the frequency of oil changes. Higher temperatures require more frequent changes, and the level of protection from moisture and water reduces by 75%. At elevated temperatures, the oil’s molecular structure breaks down more quickly, inhibiting the formation of a protective film.
Fortunately, the gear industry has developed innovative technologies and services that can help plant operators reduce their downtime and ensure optimal performance from their industrial gears. Here are 10 steps to ensure that your gearbox continues to serve its purpose. When you are preparing for maintenance, always keep in mind the following tips:
Regular vibration analysis is a vital part of gearbox maintenance. Increased vibration signals impending problems. Visually inspect the internal gears for signs of spiraling and pitting. You can use engineers’ blue to check the contact pattern of gear teeth. If there is a misalignment, bearings or housings are worn and need replacement. Also make sure the breathers remain clean. In dirty applications, this is more difficult to do.
Proper lubrication is another key factor in the life of gearboxes. Proper lubrication prevents failure. The oil must be free of foreign materials and have the proper amount of flow. Proper lubricant selection depends on the type of gear, reduction ratio, and input power. In addition to oil level, the lubricant must be regulated for the size and shape of gears. If not, the lubricant should be changed.
Lack of proper lubrication reduces the strength of other gears. Improper maintenance reduces the life of the transmission. Whether the transmission is overloaded or undersized, excessive vibration can damage the gear. If it is not properly lubricated, it can be damaged beyond repair. Then, the need for replacement gears may arise. However, it is not a time to waste a lot of money and time on repairs.

China BX-REA flange out cycloidal pinwheel precision reducer gearbox Robot joint gearbox with high quality
editor by czh 2023-02-16

China 190BX REA Series High Precision Cycloidal Gearbox with Flange for ATC cycloidal pin gear reducer

Solution Description

190BX REA Sequence Higher Precision Cycloidal Gearbox with Flange for ATC

Design:190BX-REA-24

A lot more Code And Specification:

E series			C sequence
Code	Define dimension	General product	Code	Outline dimension	The first code
a hundred and twenty	Φ122	6E	10C	Φ145	one hundred fifty
one hundred fifty	Φ145	20E	27C	Φ181	one hundred eighty
one hundred ninety	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

Equipment ratio And Specification

E Collection		C Sequence
Code	Reduction Ratio	New code	Monomer reduction ratio
a hundred and twenty	43,53.5,fifty nine,seventy nine,103	10CBX	27.00
a hundred and fifty	eighty one,one hundred and five,121,141,161	27CBX	36.fifty seven
one hundred ninety	81,105,121,153	50CBX	32.54
220	81,a hundred and one,121,153	100CBX	36.seventy five
250	81,111,161,175.28	200CBX	34.86
280	eighty one,one zero one,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	eighty one,one hundred and one,118.5,129,154.8,171,192.4
Note 1: E sequence,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor mounted in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

Reducer type code
REV: major bearing constructed-in E type
RVC: hollow kind
REA: with input flange E variety
RCA: with enter flange hollow variety

Software:

Organization Details

FAQ
Q: What’re your main items?
A: We at present create Brushed Dc Motors, Brushed Dc Equipment Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and Substantial Precision Planetary Equipment Box and so on. You can check the requirements for over motors on our web site and you can email us to advocate essential motors for every your specification way too.

Q: How to decide on a suitable motor?
A:If you have motor images or drawings to demonstrate us, or you have in depth specs like voltage, velocity, torque, motor size, functioning mode of the motor, needed life time and noise stage and so on, make sure you do not wait to enable us know, then we can advise appropriate motor for each your request appropriately.

Q: Do you have a custom-made service for your regular motors?
A: Sure, we can personalize per your request for the voltage, velocity, torque and shaft dimensions/form. If you need to have added wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it as well.

Q: Do you have an specific style support for motors?
A: Indeed, we would like to design and style motors individually for our consumers, but it could need some mold establishing price and style demand.

Q: What’s your direct time?
A: Normally speaking, our standard common solution will need 15-30days, a little bit longer for tailored merchandise. But we are quite versatile on the lead time, it will rely on the specific orders.

Please speak to us if you have in depth requests, thank you !

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

Developing a Mathematical Model of a Cyclone Gearbox

Compared to planetary gearboxes, cycloidal gearboxes are often seen as the ideal choice for a wide range of applications. They feature compact designs that are often low friction and high reduction ratios. helical gearbox

Low friction

Developing a mathematical model of a cycloidal gearbox was a challenge. The model was able to show the effects of a variety of geometric parameters on contact stresses. It was able to model stiction in all quadrants. It was able to show a clear correlation between the results from simulation and real-world measurements.
The model is based on a new approach that enables modeling stiction in all quadrants of a gearbox. It is also able to display non-zero current at standstill. Combined with a good simulation algorithm, the model can be used to improve the dynamic behaviour of a controlled system.
A cycloidal gearbox is a compact actuator used for industrial automation. This type of gearbox provides high gear ratios, low wear, and good torsional stiffness. In addition, it has good shock load capacity.
The model is based on cycloidal discs that engage with pins on a stationary ring gear. The resulting friction function occurs when the rotor begins to rotate. It also occurs when the rotor reverses its rotation. The model has two curves, one for motor and one for generator mode.
The trochoidal profile on the cycloidal disc’s periphery is required for proper mating of the rotating parts. In addition, the profile should be defined accurately. This will allow an even distribution of contact forces.
The model was used to compare the relative performance of a cycloidal gearbox with that of an involute gearbox. This comparison indicates that the cycloidal gearbox can withstand more load than an involute gearbox. It is also able to last longer. It is also able to produce high gear ratios in a small space.
The model used is able to capture the exact geometry of the parts. It can also allow a better analysis of stresses.

Compact

Unlike helical gearing, compact cycloidal gearboxes can provide higher reduction ratios. They are more compact and less weighty. In addition, they provide better positioning accuracy.
Cycloid drives provide high torque and load capacity. They are also very efficient and robust. They are ideal for applications with heavy loads or shock loads. They also feature low backlash and high torsional stiffness. Cycloid gearboxes are available in a variety of designs.
Cycloid discs are mounted on an eccentric input shaft, which drives them around a stationary ring gear. The ring gear consists of many pins, and the cycloidal disc moves one lobe for every rotation of the input shaft. The output shaft contains roller pins, which rotate around holes in the cycloidal disc.
Cycloid drives are ideally suited to heavy loads and shock loads. They have high torsional stiffness and high reduction ratios, making them very efficient. Cycloid gearboxes have low backlash and high torque and are very compact.
Cycloid gearboxes are used for a wide variety of applications, including marine propulsion systems, CNC machining centers, medical technology, and manipulation robots. They are especially useful in applications with critical positioning accuracy, such as surgical positioning systems. Cycloid gearboxes feature extremely low hysteresis loss and low backlash over extended periods of use.
Cycloid discs are usually designed with a reduced cycloid diameter to minimize unbalance forces at high speeds. Cycloid drives also feature minimal backlash, a high reduction ratio, and excellent positioning accuracy. Cycloid gearboxes also have a long service life, compared to other gear drives. Cycloid drives are highly robust, and offer higher reduction ratios than helical gear drives.
Cycloid gearboxes have a low cost and are easy to print. CZPT gearboxes are available in a wide range of sizes and can produce high torque on the output axis. helical gearbox

High reduction ratio

Among the types of gearboxes available, a high reduction ratio cycloidal gearbox is a popular choice in the automation field. This gearbox is used in applications requiring precise output and high efficiency.
Cycloid gears can provide high torque and transmit it well. They have low friction and a small backlash. They are widely used in robotic joints. However, they require special tools to manufacture. Some have even been 3D printed.
A cycloidal gearbox is typically a three-stage structure that includes an input hub, an output hub, and two cycloidal gears that rotate around each other. The input hub mounts movable pins and rollers, while the output hub mounts a stationary ring gear.
The input shaft is driven by an eccentric bearing. The disc is then pushed against the ring gear, which causes it to rotate around the bearing. As the disc rotates, the pins on the ring gear drive the pins on the output shaft.
The input shaft rotates a maximum of nine revolutions, while the output shaft rotates three revolutions. This means that the input shaft has to rotate over eleven million times before the output shaft is able to rotate. The output shaft also rotates in the opposite direction of the input shaft.
In a two-stage differential cycloidal speed reducer, the input shaft uses a crank shaft design. The crank shaft connects the first and second cycloidal gears and actuates them simultaneously.
The first stage is a cycloidal disc, which is a gear tooth profile. It has n=7 lobes on its circumference. Each lobe moves around a reference pitch circle of pins. The disc then advances in 360deg steps.
The second stage is a cycloidal disc, also known as a “grinder gear”. The teeth on the outer gear are fewer than the teeth on the inner gear. This allows the gear to be geardown based on the number of teeth.

Kinematics

Various scholars have studied the kinematics of cycloidal gearbox. They have developed various approaches to modify the tooth profile of cycloidal gears. Some of these approaches involve changing the shape of the cycloidal disc, and changing the grinding wheel center position.
This paper describes a new approach to cycloid gear profile modification. It is based on a mathematical model and incorporates several important parameters such as pressure angle, backlash, and root clearance. The study offers a new way for modification design of cycloid gears in precision reducers for robots.
The pressure angle of a tooth profile is an intersegment angle between the normal direction and the velocity direction at a meshing point. The pressure angle distribution is important for determining force transmission performance of gear teeth in meshing. The distribution trend can be obtained by calculating the equation (5).
The mathematical model for modification of the tooth profile can be obtained by establishing the relationship between the pressure angle distribution and the modification function. The dependent variable is the modification DL and the independent variable is the pressure angle a.
The position of the reference point A is a major consideration in the modification design. It ensures the force transmission performance of the meshing segment is optimal. It is determined by the smallest profile pressure angle. The position is also dependent on the type of gear that is being modified. It is also influenced by the tooth backlash.
The mathematical model governing the pressure angle distribution is developed with DL=f(a). It is a piecewise function that determines the pressure angle distribution of a tooth profile. It can also be expressed as DL=ph.
The pressure angle of a tooth is also an angle between the common normal direction at the meshing point and the rotation velocity direction of the cycloid gear. helical gearbox

Planetary gearboxes vs cycloidal gearboxes

Generally, there are two types of gearboxes that are used for motion control applications: cycloidal gearbox and planetary gearbox. Cycloid gearboxes are used for high-frequency motions, while planetary gearboxes are suitable for low-speed applications. Both are highly accurate and precise gearboxes that are capable of handling heavy loads at high cycle rates. But they have different advantages and disadvantages. So, engineers need to determine which type of gearbox is best suited for their application.
Cycloid gearboxes are commonly used in industrial automation. They provide excellent performance with ratios as low as 10:1. They offer a more compact design, higher torque density and greater overload protection. They also require less space and are less expensive than planetary gearboxes.
On the other hand, planetary gearboxes are lightweight and offer a higher torque density. They are also capable of handling higher ratios. They have a longer life span and are more precise and durable. They can be found in a variety of styles, including square-framed, round-framed and double-frame designs. They offer a wide range of torque and speed capabilities and are used for numerous applications.
Cycloid gearboxes can be manufactured with different types of cycloidal cams, including single or compound cycloidal cams. Cycloid cams are cylindrical elements that have cam followers that rotate in an eccentric fashion. The cam followers act like teeth on the internal gear. Cycloid cams are a simple concept, but they have numerous advantages. They have a low backlash over extended periods of time, allowing for more accurate positioning. They also have internal compressive stresses and an overlap factor between the rolling elements.
Planetary gearboxes are characterized by three basic force-transmitting elements: ring gear, sun gear, and planet gear. They are generally two-stage gearboxes. The sun gear is attached to the input shaft, which in turn is attached to the servomotor. The ring gear turns the sun gear and the planet gear turns the output shaft.
China 190BX REA Series High Precision Cycloidal Gearbox with Flange for ATC cycloidal pin gear reducer
editor by czh 2023-01-27

China 5r/m 0.16KW 150BX RVE Series High Precision Cycloidal Speed Reducer Gearbox For Robot Arm manufacturer

Merchandise Description

5r/m .16KW 150BX RVE Collection Substantial Precision Cycloidal Pace Reducer Gearbox For Robot Arm

Product:150BX-RVE

Far more Code And Specification:

E series			C sequence
Code	Outline dimension	General product	Code	Outline dimension	The authentic code
one hundred twenty	Φ122	6E	10C	Φ145	one hundred fifty
a hundred and fifty	Φ145	20E	27C	Φ181	one hundred eighty
a hundred ninety	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

Equipment ratio And Specification

E Series		C Collection
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,fifty three.5,fifty nine,seventy nine,103	10CBX	27.00
150	eighty one,one zero five,121,141,161	27CBX	36.57
a hundred ninety	81,one zero five,121,153	50CBX	32.54
220	eighty one,a hundred and one,121,153	100CBX	36.seventy five
250	81,111,161,a hundred seventy five.28	200CBX	34.86
280	81,one zero one,129,one hundred forty five,171	320CBX	35.sixty one
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,a hundred and one,118.5,129,154.8,171,192.four
Note 1: E sequence,this sort of as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series equipment ratio refers to the motor set up in the casing of the reduction ratio,if set up on the output flange side,the corresponding reduction ratio by 1

Reducer kind code
REV: primary bearing developed-in E kind
RVC: hollow sort
REA: with input flange E kind
RCA: with input flange hollow type

Application:

Firm Data

FAQ
Q: What’re your major products?
A: We currently create Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and Higher Precision Planetary Gear Box and many others. You can verify the requirements for previously mentioned motors on our internet site and you can e-mail us to recommend needed motors for every your specification way too.

Q: How to select a ideal motor?
A:If you have motor pictures or drawings to demonstrate us, or you have comprehensive specs like voltage, pace, torque, motor size, working mode of the motor, needed life span and sound level and so on, you should do not hesitate to permit us know, then we can advise appropriate motor for every your ask for accordingly.

Q: Do you have a tailored provider for your standard motors?
A: Of course, we can customise per your request for the voltage, pace, torque and shaft dimension/shape. If you require further wires/cables soldered on the terminal or want to incorporate connectors, or capacitors or EMC we can make it also.

Q: Do you have an individual design and style service for motors?
A: Indeed, we would like to design motors separately for our buyers, but it could want some mold establishing cost and design demand.

Q: What is your direct time?
A: Typically talking, our regular common solution will need to have 15-30days, a bit lengthier for personalized items. But we are very flexible on the direct time, it will depend on the particular orders.

Remember to speak to us if you have thorough requests, thank you !

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

A Mathematical Model of a Cycloid Gearbox

Basic design principles

Low friction

Compact

High reduction ratios

Reducing amplitude of the vibration

Robust against shock loads

Inertial effects

Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
China 5r/m 0.16KW 150BX RVE Series High Precision Cycloidal Speed Reducer Gearbox For Robot Arm manufacturer
editor by czh 2023-01-22

China Maximum Allowable Output Speed 75r/m 150BX Torque Max.820nm RVE Series High Precision Cycloidal Gearbox For Robot Arm cycloidal gearbox reducer

Item Description

Optimum Allowable Output Velocity 75r/m 150BX Torque Max.820nm RVE Series Higher Precision Cycloidal Gearbox For Robot Arm

Product:150BX-RVE

More Code And Specification:

E collection			C sequence
Code	Define dimension	General model	Code	Outline dimension	The unique code
a hundred and twenty	Φ122	6E	10C	Φ145	a hundred and fifty
one hundred fifty	Φ145	20E	27C	Φ181	one hundred eighty
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

Gear ratio And Specification

E Series		C Sequence
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,fifty three.5,fifty nine,seventy nine,103	10CBX	27.00
a hundred and fifty	eighty one,one zero five,121,141,161	27CBX	36.fifty seven
one hundred ninety	eighty one,one hundred and five,121,153	50CBX	32.fifty four
220	81,one zero one,121,153	100CBX	36.75
250	eighty one,111,161,one hundred seventy five.28	200CBX	34.86
280	eighty one,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,one hundred and one,118.5,129,154.8,171,192.4
Note 1: E collection,this kind of as by the shell(pin shell)output,the corresponding reduction ratio by one
Note 2: C sequence gear ratio refers to the motor set up in the casing of the reduction ratio,if mounted on the output flange side,the corresponding reduction ratio by 1

Reducer variety code
REV: primary bearing constructed-in E variety
RVC: hollow sort
REA: with enter flange E sort
RCA: with input flange hollow kind

Software:

Company Info

FAQ
Q: What’re your primary goods?
A: We at present make Brushed Dc Motors, Brushed Dc Equipment Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Equipment Box and so on. You can check out the specifications for previously mentioned motors on our internet site and you can e-mail us to advocate essential motors per your specification way too.

Q: How to pick a appropriate motor?
A:If you have motor photos or drawings to display us, or you have in depth specs like voltage, velocity, torque, motor measurement, operating manner of the motor, required lifetime and noise stage and many others, remember to do not wait to permit us know, then we can suggest appropriate motor for every your ask for appropriately.

Q: Do you have a customized provider for your normal motors?
A: Of course, we can customise for every your request for the voltage, speed, torque and shaft size/shape. If you need added wires/cables soldered on the terminal or need to have to add connectors, or capacitors or EMC we can make it too.

Q: Do you have an specific design service for motors?
A: Yes, we would like to design motors independently for our customers, but it may need some mold creating cost and style charge.

Q: What is actually your direct time?
A: Normally talking, our normal standard solution will require 15-30days, a little bit lengthier for tailored products. But we are quite adaptable on the direct time, it will count on the specific orders.

Make sure you contact us if you have detailed requests, thank you !

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

To Be Negotiated 1 Piece
(Min. Order)

###

Application:	Machinery, Robotic
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Double-Step

###

Customization:	Available \| Customized Request

###

E series			C series
Code	Outline dimension	General model	Code	Outline dimension	The original code
120	Φ122	6E	10C	Φ145	150
150	Φ145	20E	27C	Φ181	180
190	Φ190	40E	50C	Φ222	220
220	Φ222	80E	100C	Φ250	250
250	Φ244	110E	200C	Φ345	350
280	Φ280	160E	320C	Φ440	440
320	Φ325	320E	500C	Φ520	520
370	Φ370	450E

###

E Series		C Series
Code	Reduction Ratio	New code	Monomer reduction ratio
120	43,53.5,59,79,103	10CBX	27.00
150	81,105,121,141,161	27CBX	36.57
190	81,105,121,153	50CBX	32.54
220	81,101,121,153	100CBX	36.75
250	81,111,161,175.28	200CBX	34.86
280	81,101,129,145,171	320CBX	35.61
320	81,101,118.5,129,141,171,185	500CBX	37.34
370	81,101,118.5,129,154.8,171,192.4
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1

How to Use a Cyclone Gearbox

Often, a cycloidal gearbox is used in order to achieve a torque transfer from a motor or pump. This type of gearbox is often a common choice as it has a number of advantages over a regular gearbox. Its main advantage is that it is easy to make, which means that it can be incorporated into a variety of applications. However, if you want to use a cycloidal gearbox, there are a few things that you need to know. These include the operation principle, the structure and the dynamic and inertial effects that come with it. helical gearbox

Dynamic and inertial effects

Several studies have been carried out on the static and dynamic properties of cycloidal gears. The study of these effects is beneficial in assisting optimal design of cycloidal speed reducers.
In this paper, the dynamic and inertial effects of a two-stage cycloidal speed reducer have been investigated using the CZPT program package. Moreover, a new model for cycloidal reducers based on non-linear contact dynamics has been developed. The new model aims to predict several operational conditions.
The normal excitation contact force for the cycloid discs of the first and second stage is very similar. However, the total deformation at the contact point is different. This effect is mainly due to the system’s own oscillations. The cycloid discs of the second stage turn around the ring gear roller with a 180deg angle. This angle is a significant contributor to the torque loads. The total excitation force on the cycloid discs of first and second stage is 1848 N and 2068.7 N, respectively.
In order to analyze the contact stress, different gear profiles were investigated. The mesh density was considered as an important design criterion. It was found that a bigger hole reduces the material content of the cycloidal disc and results in more stresses.
Moreover, it is possible to reduce the contact forces in a more efficient manner by changing the geometric parameters. This can be done by mesh refinement along the disc width. The cycloidal disc has the greatest influence on the output results.
The efficiency of a cycloidal drive increases with the increase in load. The efficiency of a cycloidal reducer also depends on the eccentricity of the input shaft and the cycloidal plate. The efficiency curve for small loads is linear. However, for the larger loads, the efficiency curve becomes more non-linear. This is because the stiffness of the cycloid reducer increases as the load increases.

Structure

Despite the fact that it looks like a complicated engineering puzzle, the construction of a cycloidal gearbox is actually quite simple. The key elements are the base, the load plate and the thrust bearing. All these elements work together to create a stable, compact gearbox.
The base is a circular section with several cylindrical pins around its outer edge. The pins are fixed on a fixed ring that holds them in a circular path. The ring serves as a reference circle. The circle’s size is approximately 5mm in diameter.
The load plate is a series of threaded screw holes. These are arranged 15mm away from the center. These are used to anchor external structures. The load plate must be rotated around the X and Y axis.
The thrust bearing is placed on top of the load plate. The bearing is made of an internal diameter of 35mm and an external diameter of 52mm. It is used to allow rotation around the Z axis.
The cycloidal disc is the centerpiece of the cycloidal gearbox. The disc has holes for the pins that drive the output shaft. The holes are larger than those used in output roller pins. The disc also has a reduced eccentricity.
The pins are attached to the cycloidal disc by rolling pins. The pins are made of a material that provides mechanical support for the drive during high-torque situations. The pins have a 9mm external diameter. The disc has a number of lobes and is rotated by one lobe per shaft revolution.
The cycloidal gearbox also has a top cover that helps keep the components together. The cover has a pocket for tools. The top cover also has threads that screw into the casing. helical gearbox

Operation principle

Among many types of gear transmissions, cycloidal gearboxes are used in heavy machinery and multi-axis robots. They are highly effective, compact and capable of high ratios. In addition, they have an overload capability.
Cycloid disks are driven by eccentric shafts that rotate around fixed ring pins. Roller pins of the pin disc engage with holes in the cycloidal disc. These roller pins drive the pin disc and the pin disc transfers the motion to the output shaft.
Unlike conventional gear drives, cycloidal drives have low backlash and high torsional stiffness. They are ideally suited to heavy loads and all drive technologies. The lower mass and compact design of the cycloidal disk also contributes to its high efficiency and positioning accuracy.
The cycloidal disc plays a central role in the gearbox kinematics. It rotates around a fixed ring in a circle. When the disc is pushed against the ring gear, the pins engage with the disc and the roller pins rotate around the pins. This rotating motion generates vibration, which travels through the driven shafts.
Cycloid discs are typically designed with a short cycloid, so that the eccentricity is minimized. This reduces unbalance forces at high speeds. Ideally, the number of lobes on the cycloid is smaller than the number of surrounding pins. This reduces the amount of Hertzian contact stress.
Unlike planetary gears, cycloidal gears have high accuracy and are capable of withstanding shock loads. They also experience low friction and less wear on tooth flanks. They also have higher efficiency and load capacity.
Cycloid gears are generally more difficult to manufacture than involute gears. Cycloid gears are not suitable for stacking gear stages. They require extreme accuracy for manufacturing. However, their smaller size and low backlash, high torsional stiffness, and low vibration make them ideal for use in heavy machines.

Involute gear tooth profile

Almost all gears are manufactured with an involute gear tooth profile. Cycloid gears are also produced with this profile. Compared with involute gears, cycloid gears are stronger and can transmit more power. However, they can also be more difficult to manufacture. This makes them costlier.
The involute gear tooth profile is a smooth curve. It is derived from the involute curve of a circle. A tangent to the base circle is the normal at any point of an involute.
This curve has properties that allow the involute gear teeth to transfer motion in perpendicular direction. It is also the path traced by the end of the string unwrapping from a cylinder.
An involute profile has the advantage of being easy to manufacture. It also allows for smooth meshing despite misalignment of the centre distance. This profile is also preferred over a cycloid tooth profile, but it is not the best in every regard.
Cycloid gear teeth are also made of two curves. Unlike involute teeth, cycloid gear teeth have a consistent radius. Cycloid gears are less likely to produce noise. But they are also more expensive to manufacture.
Involute teeth are easier to manufacture because they have only one curve. Cycloid gears can also be made with a rack type cutter. This makes them cheaper to manufacture. However, they require an expert design. They can also be manufactured with a gear shaper that includes a pinion cutter.
The tooth profiles that satisfy the law of gear-tooth action are sometimes called conjugate profiles. The involute profile is the most common of these. It allows for constant torque transmission. helical gearbox

Backlash

Typically, cycloidal drives provide a high ratio of transmission with no backlash. This is because the cycloid disc is driven by an eccentric shaft. During rotation, the cycloid disc rotates around a fixed ring. This ring also rotates independently of the center of gravity.
The cycloid disc is typically shortened to reduce the eccentricity. This helps to minimize the unbalance forces that may occur at high speeds. The cycloid also offers a larger gear ratio than traditional gears. This provides a better positional accuracy.
Cycloid drives also have a high torsional stiffness. This provides greater torsional resilience and shock load capabilities. This is important for a number of reasons, such as in heavy-duty applications.
Cycloid drives also have lower mass. These benefits make them ideally suited for all drive technologies. The design also allows for higher torsional stiffness and service life. These drives also have a much smaller profile.
Cycloid drives are also used to reduce speed. Because of the high torsional stiffness of the cycloid, they also have high positioning accuracy.
Cycloid drives are well-suited to a variety of applications, including electric motors, generators, and pump motors. They are also highly resistant to shock loads, which is important in a variety of applications. This design is ideal for applications that require a large transmission ratio in a compact design.
Cycloid drives also have the advantage of minimizing the clearance between the mating components. This helps to eliminate interference and ensure a positive fit. This is particularly important in gearboxes. It also allows for the use of a load cell and potentiometer to determine the backlash of the gearbox.
China Maximum Allowable Output Speed 75r/m 150BX Torque Max.820nm RVE Series High Precision Cycloidal Gearbox For Robot Arm cycloidal gearbox reducer
editor by czh 2023-01-15

China Saf/Safr Series Planetary Gearboxes Planetary Helical Gear Speed Reducer Planetary Gearbox with Shaft High Precision Gearbox cycloidal gear drive

Solution Description

SAE/SAF Planetary gearboxs with higher precision:

1.-Planetary gearbox is a widely utilized industrial merchandise, which can decrease the velocity of motor and increase the output torque. Planetary reducer can be utilised as supporting parts in lifting, excavation, transportation, building and other industries.

two.SAE/SAF Series Planetary Gearbox additionally provides front and rear oil seals, utilizes the output shaft double assist construction and design of helix gear, which tends to make the equipment meshing smoother and secure, the SAE/SAF Series can be utilized in various control transmission fields with servo motors. The backlash of the AE sequence is significantly less than 5 arc.min and the reduction ratio addresses 3~100.

The Product Advantages of Planetary Gearbox:

one.Versatile framework design and style, in line with a variety of working problems.
2.Ring gear processing technological innovation: Making use of inner equipment slotting device and hobbling device the precision of ring gear following processing can reach GB7.
3.Hardened equipment secondary scraping technology: secondary high-velocity dry cutting of equipment removes equipment deformation induced by heat remedy. Equipment precision can achieve GB6.
four.Dependable backlash screening.

US $80
/ Piece
| 1 Piece

(Min. Order)

###

Shipping Cost: Estimated freight per unit.	To be negotiated\| Freight Cost Calculator

###

Application:	Motor, Machinery
Function:	Speed Reduction
Layout:	Cycloidal

###

Customization:	Available \| Customized Request

US $80
/ Piece
| 1 Piece

(Min. Order)

###

Shipping Cost: Estimated freight per unit.	To be negotiated\| Freight Cost Calculator

###

Application:	Motor, Machinery
Function:	Speed Reduction
Layout:	Cycloidal

###

Customization:	Available \| Customized Request

A Mathematical Model of a Cycloid Gearbox

Basic design principles

Low friction

Compact

High reduction ratios

Reducing amplitude of the vibration

Robust against shock loads

Inertial effects

Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
China Saf/Safr Series Planetary Gearboxes Planetary Helical Gear Speed Reducer Planetary Gearbox with Shaft High Precision Gearbox cycloidal gear drive
editor by czh 2022-12-27