Tag Archives: cycloidal 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 wholesaler CZPT X/B Series Horizontal Foot Mounted Helical Gear Cycloidal Drive Electric Reducer with Great quality

Product Description

Single Stage X/B Series Horizontal Foot Mounted helical gear cycloidal Drive electric Reducer

Components:

1. Housing: Cast Iron
2. Gearset: Cycloid Wheel & Pin Wheel
3. Input Configurations:
Equipped with Electric Motors (AC Motor, Brake Motor, Explosion-proof Motor, Regulated Speed Motor, Hydraulic Motor)
IEC-normalized Motor Flange
Keyed CZPT Shaft Input
4. Output Configurations:
Keyed CZPT Shaft Output

Detailed Photos

Features:

1. Large reduction ratio, 1-stage ratio 9~87, 2-stage ratio 121~1849, larger reduction ratio is available by 3-stage or multistage combinations
2. High efficiency, the average efficiency is over 90%
3. Compact structure, light weight
4. Stable and reliable operation, low noise5. Long service life

Product Parameters

Parameters:

Models	Power	Ratio	Max. Torque	Output Shaft Dia.	Input Shaft Dia.
1 Stage
X2(B0/B12)	0.37~1.5	9~87	150	Φ25(Φ30)	Φ15
X3(B1/B15)	0.55~2.2	9~87	250	Φ35	Φ18
X4(B2/B18)	0.75~4.0	9~87	500	Φ45	Φ22
X5(B3/B22)	1.5~7.5	9~87	1,000	Φ55	Φ30
X6(B4/B27)	2.2~11	9~87	2,000	Φ65(Φ70)	Φ35
X7	3.0~11	9~87	2,700	Φ80	Φ40
X8(B5/B33)	5.5~18.5	9~87	4,500	Φ90	Φ45
X9(B6/B39)	7.5~30	9~87	7,100	Φ100	Φ50

X10(B7/B45)	15~45	9~87	12,000	Φ110	Φ55
X11(B8/B55)	18.5~55	9~87	20,000	Φ130	Φ70
2 Stage
X32(B10)	0.25~0.55	121~1849	–	Φ35	Φ15
X42(B20/B1812)	0.37~0.75	121~1849	–	Φ45	Φ15
X53(B31/B2215)	0.55~1.5	121~1849	–	Φ55	Φ18
X63(B41/B2715)	0.75~2.2	121~1849	–	Φ65(Φ70)	Φ18
X64(B42/B2718)	0.75~2.2	121~1849	–	Φ65(Φ70)	Φ22
X74	1.1~3.0	121~1849	–	Φ80	Φ22
X84(B52/B3318)	1.5~4.0	121~1849	–	Φ90	Φ22
X85(B53/B3322)	2.2~5.5	121~1849	–	Φ90	Φ30
X95(B63/B3922)	3.0~7.5	121~1849	–	Φ100	Φ30
X106(B74/B4527)	4.0~11	121~1849	–	Φ110	Φ35
X117(B84/B5527)	4.0~15	121~1849	–	Φ130	Φ40(Φ35)

1 Stage Ratio: 9, 11, 17, 23, 29, 35, 43, 59, 71, 87
2 Stage Ratio: 121, 187, 289, 385, 473, 595, 731, 989, 1225, 1849

Installation:
Foot Mounted
Flange Mounted
Lubrication:

–	Foot-mounted		Flange-mounted
1 Stage	X2~X4	X5~X11	X2~X4	X5~X11
1 Stage	Grease Lubrication	Oil-bath & Splash Lubrication	Grease Lubrication	Oil Pump Circulation Lubrication
2 Stage	X32~X42	X53~X117	X32~X42	X53~X117
2 Stage	Grease Lubrication	Oil-bath & Splash Lubrication	Grease Lubrication	Oil Pump Circulation Lubrication

Cooling:
Natural Cooling

Packaging & Shipping

Company Profile

Our Advantages

FAQ

1.Q:What kinds of gearbox can you produce for us?

A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set

Welcome to contact us for more detail information and inquiry.
If you have specific parameters and requirement for our gearbox, customization is available.

Application:	Motor, Machinery, Agricultural Machinery, Industry
Function:	Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout:	Cycloidal
Hardness:	Hardened
Installation:	Vertical Type
Step:	Double-Step

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

Customization:	Available \| Customized Request

helical gearbox

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.

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 wholesaler CZPT X/B Series Horizontal Foot Mounted Helical Gear Cycloidal Drive Electric Reducer with Great quality
editor by CX 2023-10-25

China Standard Fender Motor Reducer Rotary Tiller Gearbox Wrv-80e Fubao dual cycloidal gearbox

Product Description

Chinese Factory Wholesale high Transmission ratio fender motor reducer rotary tiller gearbox

WRV-E series fender motor reducer rotary tiller gearbox Installed with radial thrust ball bearings, so it can support external load, torque rigidity, large allowable torque, can reduce the number of components required, easy installation. The revolution speed of WRV gears is slower and vibration is reduced, which can reduce the motor structure (input gear) and inertia.

fender motor reducer rotary tiller gearbox High precision, high rigidity, high torque, high load and other characteristics realize hollow design at the same time. After being hollowed out, the ease of use of the product is improved due to the variety of piping and cable layout options.

The fender motor reducer rotary tiller gearbox is developed on the basis of the traditional needle wheel reducer. It not only overcomes the shortcomings of the general needle pendulum transmission, but also has more advantages, such as long life, stable precision, high efficiency, smooth transmission, small size, Light weight, large reduction ratio range, etc. This RV reducer from FUBAO adopts a double support support mechanism and a pinwheel mechanism, even if a torque up to 6 times the rated torque is applied, the product will not be damaged, and the torsional rigidity is very large. Small backlash, small volume, large torque. In order to directly support large loads, main bearings (large angular contact ball bearings) are installed inside.

WRV-E series fender motor reducer rotary tiller gearbox mainly has the following characteristics:

A. Main bearing built-in mechanism
1. Improved reliability;
2. Total cost reduction;
3. Radial thrust ball bearings are installed, so they can support external loads, and the moment rigidity and allowable moment are large, which can reduce the number of required components;
4. The use of couplings and motor flanges makes the installation of the motor very simple.

B. 2-stage deceleration mechanism
1. Small vibration;
2. The revolution speed of the gear is slowed down, the vibration is reduced, and the direct connection part of the motor (input gear) can be reduced, and the inertia can be reduced.

C. Double column support mechanism
1. High torsional rigidity;
2. Strong impact resistance;
3. The crank shaft is supported by double columns in the reducer.

D. Rolling contact mechanism
1. Excellent starting power;
2. Small abrasion and long service life;
3. Small backlash (1arc.min).

Product Parameters

WRV-E series	Specifications	WRV6E	WRV20E	WRV40E	WRV80E	WRV110E	WRV160E	WRV320E	WR450E
	Rated output torque	196	882	1666	2156	2940	3920	7056	17640
	Reduction ratio	31~103	57~161	57~153	57~153	81~175	81~171	81~185	81~192
	Backlash	<=1

Product Display

Detailed Photos

Application Case

Company Profile

HangZhou Fubao Electromechanical Technology Co., Ltd. was established in 2008, the company has a complete precision reducer design, production capacity. Set R & D, manufacturing, assembly and sales, more in the field of gear manufacturing has more than 10 years of background, in the manufacturing equipment is equipped with Switzerland Riesenhahl gear grinding machine, domestic Qinchuan gear grinding machine, hamai gear hobbing machine and domestic Xihu (West Lake) Dis. gear hobbing machine, Japan Yasaki TLGmazak CNC lathe, CNC milling machine and other fully CNC equipment, In addition, it is equipped with other advanced measuring equipment such as Japanese TTI gear detector, 3 coordinate measurement, reducer backlash measurement instrument and so on. In a strong manufacturing capacity at the same time, can be stable, continuous manufacturing of high-quality precision reducer products.

The precision reducer produced by our company has the characteristics of high structural rigidity, small back backlash, precise transmission and so on. It is widely used in various industries. Companies adhering to the concept of let customers participate in manufacturing, and strive to provide customers with more personalized services. In the field of precision transmission has a unique achievements. It is our CZPT pursuit to make far-reaching contributions.

Certificate

FAQ

Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.

Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.

Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.

Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.

Application:	Motor, Machinery, Agricultural Machinery, Industrial Robot
Function:	Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction, Speed Increase, Slow Down The Motor Speed and Increase The Torque
Layout:	Cycloidal

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

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 Standard Fender Motor Reducer Rotary Tiller Gearbox Wrv-80e Fubao dual cycloidal gearbox
editor by CX 2023-10-22

China high quality Transmission Loss ≤ 1arc. Min RV Series Gear Reducer Gearbox Price cycloidal gear reducer design

Product Description

Transmission loss ≤1arc.min RV series gear reducer gearbox price

gear reducer gearbox Installed with radial thrust ball bearings, so it can support external load, torque rigidity, large allowable torque, can reduce the number of components required, easy installation. The revolution speed of WRV gears is slower and vibration is reduced, which can reduce the motor structure (input gear) and inertia.

gear reducer gearbox High precision, high rigidity, high torque, high load and other characteristics realize hollow design at the same time. After being hollowed out, the ease of use of the product is improved due to the variety of piping and cable layout options.

The gear reducer gearbox is developed on the basis of the traditional needle wheel reducer. It not only overcomes the shortcomings of the general needle pendulum transmission, but also has more advantages, such as long life, stable precision, high efficiency, smooth transmission, small size, Light weight, large reduction ratio range, etc. This RV reducer from FUBAO adopts a double support support mechanism and a pinwheel mechanism, even if a torque up to 6 times the rated torque is applied, the product will not be damaged, and the torsional rigidity is very large. Small backlash, small volume, large torque. In order to directly support large loads, main bearings (large angular contact ball bearings) are installed inside.

gear reducer gearbox mainly has the following characteristics:

C. Double column support mechanism
1. High torsional rigidity;
2. Strong impact resistance;
3. The crank shaft is supported by double columns in the reducer.

D. Rolling contact mechanism
1. Excellent starting power;
2. Small abrasion and long service life;
3. Small backlash (1arc.min).

Product Parameters

WRV-E series	Specifications	WRV6E	WRV20E	WRV40E	WRV80E	WRV110E	WRV160E	WRV320E	WR450E
	Rated output torque	196	882	1666	2156	2940	3920	7056	17640
	Reduction ratio	31~103	57~161	57~153	57~153	81~175	81~171	81~185	81~192
	Backlash	<=1

Detailed Photos

Application Case

Company Profile

Factory Display

FAQ

Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.

Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.

Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery, Agricultural Machinery, Robot Arm
Function:	Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction, Speed Increase, Lower Rpm and Increase Torque
Layout:	Cycloidal

Customization:	Available \| Customized Request

helical gearbox

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.

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 high quality Transmission Loss ≤ 1arc. Min RV Series Gear Reducer Gearbox Price cycloidal gear reducer design
editor by CX 2023-06-02

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

Transmission ratio

Compressive force

Rotational direction

Design

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 wholesaler China Reducer Factory Produces High-Precision Gearboxes for Walking Training Machines cycloidal drive principle

Product Description

China reducer factory produces high-precision gearboxes for walking training machines
WF series gearboxes for 5 axis machining center developed and manufactured by WEITENSTAN together with German and ZheJiang technicians for many years.

High precision miniature cycloidal gearbox has the characteristics of smaller, ultra-thin, lightweight and high rigidity, anti-overload and high torque. With good deceleration performance, smooth operation and accurate positioning can be achieved. Integrated design, can be directly connected with the motor, to achieve high precision, high rigidity, high durability and other advantages. It is designed for high speed ratio, high geometric accuracy, low motion loss, large torque capacity and high stiffness applications. The compact design (minimum OD ≈40mm, currently the world’s smallest precision cycloidal pin-wheel reducer) allows it to be installed in limited Spaces.

Product Parameters

Size	reduction ratio		Rated output moment	Allowable torque of start and stop	Instantaneous allowable moment	Rated input speed	Maximum input speed	Tilt stiffness	Torsional stiffness	No-load starting torque	Transmission accuracy	Error accuracy	Moment of inertia	Weight
	Axis rotation	Shell rotation	Nm	Nm	Nm	rpm	rpm	Nm/arcmin	Nm/arcmin	Nm	arcmin	arcmin	kg-m²	kg
WF07	21	20	15	30	45	3000	6000	6	1.1	0.12	P1≤±1 P2≤±3	P1≤±1 P2≤±3	0.52	0.42
	41	40								0.11			0.47
WF17	21	20	50	100	150	3000	6000	28	6	0.21	P1≤±1 P2≤±3	P1≤±1 P2≤±3	0.88	0.85
	41	40								0.18			0.72
	61	60								0.14			0.69
WF25	21	20	110	220	330	3000	5500	131	24	0.47	P1≤±1 P2≤±3	P1≤±1 P2≤±3	6.12	2
	31	30								0.41			5.67
	41	40								0.38			4.9
	51	50								0.35			4.56
	81	80								0.31			4.25
WF32	25	24	190	380	570	3000	4500	240	35	1.15	P1≤±1 P2≤±3	P1≤±1 P2≤±3	11	4.2
	31	30								1.1			10.8
	51	50								0.77			9.35
	81	80								0.74			8.32
	101	100								0.6			7.7
WF40	25	24	320	640	960	3000	4000	377	50	1.35	P1≤±1 P2≤±3	P1≤±1 P2≤±3	13.2	6.6
	31	30								1.32			12.96
	51	50								0.92			11.22
	81	80								0.81			9.84
	121	120								0.72			8.4

product drawings

Detailed Photos

China reducer factory produces high-precision gearboxes for walking training machines

advantages:

1, fine precision cycloidal structure

Ultra flat shape is achieved through differential reduction mechanism and thin cross roller bearing, contributing to the compact size of the equipment. The combination of small size and unmatched superior parameters achieves the best combination of performance, price and size (high cost performance).

2. Excellent accuracy (transmission loss ≤1 arcmin)

Through the complex meshing of precision cycloid gear and high precision roller pin, higher transmission accuracy is achieved while maintaining small size and high speed ratio.

3, high rigidity

Increase the mesh rate to disperse the load, so the rigidity is high.

4. High overload capacity

It maintains trouble-free operation under abnormally low noise and vibration conditions while ensuring excellent overturning and torsional stiffness parameters. Integrated axial radial cross roller bearings, high load capacity and overload capacity of the reducer, can ensure users to provide a variety of temperature range of applications.

5, the motor installation is simple

Electromechanical integration design, can be directly connected with the motor, any brand of motor can be installed directly, without adding any device.

6. Maintenance free

Seal grease to achieve maintenance free. No refueling, no mounting direction restrictions.

7, stable performance

The manufacturing process of high wear-resistant materials and high precision parts has been certified by ISO9000 quality system, which guarantees the reliable operation of the reducer.

Product Classification

WF Series
High Precision Miniature Reducer

WF series is a high precision micro cycloidal reducer with flange, which has a wide range of applications. This series of reducers includes precise reduction mechanisms and radial – axial roller bearings. The unique design allows load to act directly on the output flange or housing without additional bearings. WF series reducer is characterized by module design, can be installed through the flange motor and reducer, belongs to the motor directly connected reducer.

WFH Series
High Precision Miniature Reducer

WFH series is a hollow form of high precision miniature cycloidal reducer, wire, compressed air pipeline, drive shaft can be through the hollow shaft, non-motor direct connection type reducer. The WFH series is fully sealed, full of grease and includes precise deceleration mechanism and radial – axial roller bearings. The unique design allows load to be acted directly on the output flange or housing without additional bearings.

WR Series
high-precision corner reducer

The WR series is a flange output corner reducer. Like the WF and WFH series, it is a high-precision reducer (backlash less than 1 arc.min), and the level 2 can also be within 1 arc.min, which is higher than other types. Corner type reducer. It can replace the harmonic drive reducer, and its life and rigidity are more than 3 times that of the harmonic.

Installation Instructions

Company Profile

FAQ

Q:Are you a factory or a trading company ? where is your office ?

A:We are a company integrating industry and trade.The company is located at No. 101, Building F, HangZhou Industrial Park, No. 1 CZPT Street, Xiaobian Community, Chang’an Town, HangZhou City.

Q: What are your main products?

A: We currently have self-developed and manufactured planetary gearboxes, rv reducers, cycloidal gearboxes, hollow rotating platforms, steering gears, couplings and other products. You can view the specifications of the above products on our website, you can send us an email or leave a message, and our technical consultants will choose the product that suits you according to your needs.

Q: What’s your delivery time?

A: Generally speaking, it takes 15-30 days for our regular standard products, and it takes longer for customized products. But we are very flexible about the delivery time, it will depend on the specific order.

Q: Delivery time

A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.

Q: Reducer selection

A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.

Q: Application range of reducer

A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery, Agricultural Machinery, Humanoid Robot
Hardness:	Hardened Tooth Surface
Installation:	Any Direction

helical gearbox

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 wholesaler China Reducer Factory Produces High-Precision Gearboxes for Walking Training Machines cycloidal drive principle
editor by CX 2023-05-26

China manufacturer Light Weight Aluminum Case Worm Gear Nrv Reducer Input Shaft Gearboxes cycloidal drive efficiency

Product Description

Technical Features

The high degree of modularity is a design feature of SRC helical gearboxes range. It can be connected respectively with motors such as normal motor, brake motor, explosion-proof motor, frequency conversion motor, servo motor, IEC motor and so on. This kind of product is widely used in drive fields such as textile, foodstuff, ceramics packing, logistics, plastics and so on. It is possible to set up the version required using flanges or feet.

Products characteristics

SRC series helical gear units has more than 4 types. Power 0.12-4kw; Ratio 3.66-54; Torque max 120-500Nm. It can be connected (foot or flange) discretionary and use multi-mounting positions according to customers requirements.

Ground-hardened helical gears;

Modularity,can be combined in many forms;

Aluminium casing, light weight;

Gears in carbonize hard, durable;

Universal mounting;

Refined design,space effective and low noise

Structure feature

Model illuminate

1	Code for gear units series
2	No F code means foot mounted.With F code B5 flange mounted.With Z code B14 flange mounted
3	Specification code of gear units 01
4	I,II,III,B5 Output flange specification,default I not to write out is ok
5	IEC: Input flange HS: shaft input
6	Transmission ratio of gear units
7	M1:Mounting position, default mounting position M1 not to write out is ok
8	Position diagram for motor terminal box,default position o°(R) not to write out is ok
9	No mark means without motor Model motor(poles of power)
10	Voltage – frequency
11	Coil in position for motor, default position S not to write out is ok

4.2 Rotation speed n

n1 Gear units input speed

n2 Gear units output speed

If driven by the external gearing,1400r/min or lower rotation speed is suggested so as to optimize the working conditions and prolong the service life.Higher input rotation speed is permitted, but in this situation,the rated torque M2 will be reduced

4.5 Service factor fs

The effect of the driven machine on the gear unit is taken into account to a sufficient level of accuracy using the service factor fs. The service factor is determined according to the daily operation time and the starting frequency Z. Three load classifications are considered depending on the mass acceleration factor. You can read off the service factor applicable to your application in following figure. The service factor selected using this diagram must be less than or equal to the service factor as given in the performance parameter table.

* starting frequency Z: The cycles include all starting and braking procedures as well as change overs from low to high speed

SRC02..(HS) Performance parameter

Output speed

Torque

Speed ratio

Model

IEC

0.37

16.7rpm

204N.M

1.0

SRC02

80B5/B14

Helical gearbox outline dimension heet

Foot Code	U	V	V1	V2	V3	W	X	X1	Y	Z
B02	18	107.5	60	–	130	11	136	155	100	17
M02	25	85	–	110	120	9	112	145	80	15
M01	18	80	–	110	120	9	118	145	80	15
B01	18	87	50	110	–	9	118	130	90	15

SRC helical gearbox with motor mounting position and terminal box orientation

Package
1 pc / carton,several cartons / wooden pallet

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor
Layout:	Cycloidal
Hardness:	Soft Tooth Surface

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 manufacturer Light Weight Aluminum Case Worm Gear Nrv Reducer Input Shaft Gearboxes cycloidal drive efficiency
editor by CX 2023-05-24

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

Dynamic and inertial effects

Transmission ratio calculation

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 Aluminum Gear Reductor Iron Housing Transmission Drive Motor Shaft Nmrv Series Reduction Helical Cycloidal Cyclo Planetary Worm Gearboxes Speed Reduce Gearbox cycloidal gear reducer design

Error:获取session失败，

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery, Marine, Agricultural Machinery
Function:	Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout:	Right Angle

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

Customization:	Available \| Customized Request

How to Calculate Transmission Ratio for a Cycloidal Gearbox

Dynamic and inertial effects

Transmission ratio calculation

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 Aluminum Gear Reductor Iron Housing Transmission Drive Motor Shaft Nmrv Series Reduction Helical Cycloidal Cyclo Planetary Worm Gearboxes Speed Reduce Gearbox cycloidal gear reducer design
editor by CX 2023-04-11

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

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

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

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

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