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China Hot selling China Factory Wholesale Low Noise Planetary Gearhead Gear Speed Reducer Bevel Gearbox cycloidal gearboxes

Product Description

Product Description

China Factory Wholesale low noise planetary gearhead Gear Speed Reducer bevel gearbox

HangZhou Fubao Electromechanical Technology Co., Ltd. planetary gearhead Gear Speed Reducer bevel gearbox is a new generation of practical products independently developed by our company:

Low noise: less than 65db.

Low back clearance: up to 3 arc minutes in a CZPT and 5 arc minutes in a double stage.

High torque: higher than the standard planetary reducer torque.

High stability: high strength alloy steel, the whole gear after hardening treatment, not only the surface hard substitution.

High deceleration ratio: Modular design, planetary gearbox can be interlinked.

planetary gearhead Gear Speed Reducer bevel gearbox characteristic:

1.Planetary reducer manufacturer-Fubao Electromechanical Technology adopts an integrated planetary carrier and output shaft, which can provide better torsional rigidity. After precision machining, the gear set is not easy to eccentric, which can reduce interference, reduce wear and noise, and at the same time use a large The bearings are arranged with a wide span to distribute the load of the bearings, and once again strengthen the torque rigidity and radial load capacity of the planetary gearhead Gear Speed Reducer bevel gearbox. The output cover is made of aluminum alloy, which provides better heat dissipation capability for the product, so that the reducer produced by Fubao Electromechanical Technology can play an excellent role in the field of mechanical tools.

2.The planetary gear set is specially made of alloy steel. First, it undergoes quenching and tempering heat treatment to make the material hardness reach HRC30 degrees, and then undergoes nitriding surface treatment to HV860, so that the product has the characteristics of high surface hardness and high toughness in the center, and achieves the best product strength and service life. optimization.

3.The input shaft and the motor output shaft are connected by a bolted structure, with a round shaft seal design, and through dynamic balance analysis, it can ensure that there is no eccentric load at high speeds. After reducing unnecessary radial force, it can effectively Reduce the load on the motor side.

4.The material of the input cover/motor connection seat is made of aluminum alloy, which can provide better heat dissipation effect, and then provide good concentricity and verticality through professional lathe processing, so that the product can be stably combined with various motors, reducing the damage caused by insufficient precision. Unnecessary axial radial force makes the product have a longer life cycle.

Product Parameters

 

WVB/WVBL series parameters Model number WVB042/WVBL50 WVB60/WVBL70 WVB/WVBL90 WVB/WVBL120 WVB142/WVBL155 WVB180/WVBL205 WVB220/WVBL235
Rated output torque 13-17Nm 32-48Nm 80-125Nm 165-265Nm 280-530Nm 480-960Nm 900-1360Nm
Reduction ratio L1: 3, 4, 5, 7, 10 L2: 12, 15, 20, 25, 30, 35, 40, 50, 70, 100
Planetary gear backlash L1: P1≤3 P2≤5  L2: P1≤5 P2≤7

 

Detailed Photos

Product Details

Other products

Product Advantage

Compared with other reduction machines, planetary gear reduction machines have high rigidity, high precision (single stage can be achieved within 1 point), high transmission efficiency (single stage in 97-98%), high torque/volume ratio, lifetime maintenance free and other characteristics.

Because of these characteristics, planetary gear reducer is mostly installed on the stepper motor and servo motor, used to reduce speed, increase torque, matching inertia.

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.

 

Factory Display

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.

Shipping Cost:

Estimated freight per unit.



To be negotiated
Application: Motor, Machinery, Agricultural Machinery, Cobot
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Customization:
Available

|

Customized Request

helical gearbox

The Cyclonoidal Gearbox

Basically, the cycloidal gearbox is a gearbox that uses a cycloidal motion to perform its rotational movement. It is a very simple and efficient design that can be used in a variety of applications. A cycloidal gearbox is often used in applications that require the movement of heavy loads. It has several advantages over the planetary gearbox, including its ability to be able to handle higher loads and higher speeds.

Dynamic and inertial effects of a cycloidal gearbox

Several studies have been conducted on the dynamic and inertial effects of a cycloidal gearbox. Some of them focus on operating principles, while others focus on the mathematical model of the gearbox. This paper examines the mathematical model of a cycloidal gearbox, and compares its performance with the real-world measurements. It is important to have a proper mathematical model to design and control a cycloidal gearbox. A cycloidal gearbox is a two-stage gearbox with a cycloid disc and a ring gear that revolves around its own axis.
The mathematical model is made up of more than 1.6 million elements. Each gear pair is represented by a reduced model with 500 eigenmodes. The eigenfrequency for the spur gear is 70 kHz. The modally reduced model is a good fit for the cycloidal gearbox.
The mathematical model is validated using ABAQUS software. A cycloid disc was discretized to produce a very fine model. It requires 400 element points per tooth. It was also verified using static FEA. This model was then used to model the stiction of the gears in all quadrants. This is a new approach to modelling stiction in a cycloidal gearbox. It has been shown to produce results comparable to those of the EMBS model. The results are also matched by the elastic multibody simulation model. This is a good fit for the contact forces and magnitude of the cycloid gear disc. It was also found that the transmission accuracy between the cycloid gear disc and the ring gear is about 98.5%. However, this value is lower than the transmission accuracy of the ring gear pair. The transmission error of the corrected model is about 0.3%. The transmission accuracy is less because of the lower amount of elastic deformation on the tooth flanks.
It is important to note that the most accurate contact forces for each tooth of a cycloid gearbox are not smooth. The contact force on a single tooth starts with a linear rise and then ends with a sharp drop. It is not as smooth as the contact force on a point contact, which is why it has been compared to the contact force on an ellipse contact. However, the contact on an ellipse contact is still relatively small, and the EMBS model is not able to capture this.
The FE model for the cycloid disc is about 1.6 million elements. The most important part of the FE model is the discretization of the cycloid disc. It is very important to do the discretization of the cycloid gear disc very carefully because of the high degree of vibration that it experiences. The cycloid disc has to be discretized finely so that the results are comparable to those of a static FEA. It has to be the most accurate model possible in order to be able to accurately simulate the contact forces between the cycloid disc and the ring gear.helical gearbox

Kinematics of a cycloidal drive

Using an arbitrary coordinate system, we can observe the motion of components in a cycloidal gearbox. We observe that the cycloidal disc rotates around fixed pins in a circle, while the follower shaft rotates around the eccentric cam. In addition, we see that the input shaft is mounted eccentrically to the rolling-element bearing.
We also observe that the cycloidal disc rotates independently around the eccentric bearing, while the follower shaft rotates around an axis of symmetry. We can conclude that the cycloidal disc plays a pivotal role in the kinematics of a cycloidal gearbox.
To calculate the efficiency of the cycloidal reducer, we use a model that is based on the non-linear stiffness of the contacts. In this model, the non-linearity of the contact is governed by the non-linearity of the force and the deformation in the contact. We have shown that the efficiency of the cycloidal reducer increases as the load increases. In addition, the efficiency is dependent on the sliding velocity and the deformations of the normal load. These factors are considered as the key variables to determine the efficiency of the cycloidal drive.
We also consider the efficiency of the cycloidal reducer with the input torque and the input speed. We can calculate the efficiency by dividing the net torque in the ring gear by the output torque. The efficiency can be adjusted to suit different operating conditions. The efficiency of the cycloidal drive is increased as the load increases.
The cycloidal gearbox is a multi-stage gearbox with a small shaft oin and a big shaft. It has 19 teeth and brass washers. The outer discs move in opposition to the middle disc, and are offset by 180 deg. The middle disc is twice as massive as the outer disc. The cycloidal disc has nine lobes that move by one lobe per drive shaft revolution. The number of pins in the disc should be smaller than the number of pins in the surrounding pins.
The input shaft drives an eccentric bearing that is able to transmit the power to the output shaft. In addition, the input shaft applies forces to the cycloidal disk through the intermediate bearing. The cycloidal disk then advances in 360 deg/pivot/roller steps. The output shaft pins then move around in the holes to make the output shaft rotate continuously. The input shaft applies a sinusoidal motion to maintain the constant speed of the base shaft. This sine wave causes small adjustments to the follower shaft. The forces applied to the internal sleeves are a part of the equilibrium mechanism.
In addition, we can observe that the cycloidal drive is capable of transmitting a greater torque than the planetary gear. This is due to the cycloidal gear’s larger axial length and the ring gear’s smaller hole diameter. It is also possible to achieve a positive fit between the fixed ring and the disc, which is achieved by toothing between the fixed ring and the disc. The cycloidal disk is usually designed with a short cycloid to minimize unbalance forces at high speeds.helical gearbox

Comparison with planetary gearboxes

Compared to planetary gearboxes, the cycloidal gearbox has some advantages. These advantages include: low backlash, better overload capacity, a compact design, and the ability to perform in a wide range of applications. The cycloidal gearbox has become popular in the multi-axis robotics market. The gearbox is also increasingly used in first joints and positioners.
A cycloidal gearbox is a gearbox that consists of four basic components: a cycloid disk, an output flange, a ring gear, and a fixed ring. The cycloid disk is driven by an eccentric shaft, which advances in a 360deg/pivot/roller step. The output flange is a fixed pin disc that transmits the power to the output shaft. The ring gear is a fixed ring, and the input shaft is connected to a servomotor.
The cycloidal gearbox is designed to control inertia in highly dynamic situations. These gearboxes are generally used in robotics and positioners, where they are used to position heavy loads. They are also commonly used in a wide range of industrial applications. They have higher torque density and a low backlash, making them ideal for heavy loads.
The output flange is also designed to handle a torque of up to 500 Nm. Its rotational speed is lower than the planet gearbox, but its output torque is much higher. It is designed to be a high-performance gearbox, and it can be used in applications that need high ratios and a high level of torque density. The cycloid gearbox is also less expensive and has less backlash. However, the cycloidal gearbox has disadvantages that should be considered when designing a gearbox. The main problem is vibrations.
Compared to planetary gearboxes, cycloidal gearboxes have a smaller overall size and are less expensive. In addition, the cycloid gearbox has a large reduction ratio in one stage. In general, cycloidal gearboxes have single or two stages, with the third stage being less common. However, the cycloid gearbox is not the only type of gearbox that has this type of configuration. It is also common to find a planetary gearbox with a single stage.
There are several different types of cycloidal gearboxes, and they are often referred to as cycloidal speed reducers. These gearboxes are designed for any industry that uses servos. They are shorter than planetary gearboxes, and they are larger in diameter for the same torque. Some of them are also available with a ratio lower than 30:1.
The cycloid gearbox can be a good choice for applications where there are high rotational speeds and high torque requirements. These gearboxes are also more compact than planetary gearboxes, and are suitable for high-torque applications. In addition, they are more robust and can handle shock loads. They also have low backlash, and a higher level of accuracy and positioning accuracy. They are also used in a wide range of applications, including industrial robotics.
China Hot selling China Factory Wholesale Low Noise Planetary Gearhead Gear Speed Reducer Bevel Gearbox   cycloidal gearboxesChina Hot selling China Factory Wholesale Low Noise Planetary Gearhead Gear Speed Reducer Bevel Gearbox   cycloidal gearboxes
editor by CX 2023-05-31

China factory 80e RV Series Gear Ratio 57: 1 Cycloidal Pin Wheel Reducer Robot Gearbox for Cobot cycloidal gearboxes

Product Description

Product Description

80E RV Series gear ratio 57:1 Cycloidal Pin Wheel Reducer robot gearbox For Cobot
Cycloidal Pin Wheel Reducer robot 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.

Cycloidal Pin Wheel Reducer robot 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 Cycloidal Pin Wheel Reducer robot 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.

Cycloidal Pin Wheel Reducer robot 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 

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.

 

Factory Display

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.

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

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 factory 80e RV Series Gear Ratio 57: 1 Cycloidal Pin Wheel Reducer Robot Gearbox for Cobot   cycloidal gearboxesChina factory 80e RV Series Gear Ratio 57: 1 Cycloidal Pin Wheel Reducer Robot Gearbox for Cobot   cycloidal gearboxes
editor by CX 2023-05-24

China Aluminum Gearbox Cast Iron Housing Transmission Drive Motor Shaft Nmrv Smr Series Reduction Helical Cycloidal Cyclo Planetary Worm Gearboxes Speed Gear Reducer cycloidal gearbox backlash

Merchandise Description

 Features
1.Wide transmission rate, strong output torque
2.Compact mechanical structure, light weight, small volume&Good heat-dissipating
3.Smooth operation with lower noise or vibration
4.Easy mounting, free linking, high efficiency
5. Perfect  SUBSTITUDE FOR  MOTOVARIO AND CZPT PRODUCTS 

Programs
Wide range of application,including light industry of food &beverage, Cement,
bundle,construction material,chemicals and etc.

Technical data:

Product RV one hundred thirty one hundred fifty
Solitary unit versions NMRV – fitted for motor flanged coupling,
NRV – with enter shaft,
NMRV-E motor flanged coupling with worm extension shaft,
NRV-E with double extension worm shaft,
 Power .06—-15KW 
 Single unit reduction ratio  1:5 7.5 80 100
 Output torque  2.6—1195N.M
 Worm shaft substance  20CrMnTi with carburizing and quenching.The hardness of surface area is 56-62HRC with carbonized layer .5-.8mm
 Worm wheel material   worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC

Right after-sale services:
1 year guarantee,matter to appropriate operation and installationfree specialized support all the time.

US $25
/ Piece
|
1 Piece

(Min. Order)

###

Shipping Cost:

Estimated freight per unit.



To be negotiated|


Freight Cost Calculator

###

Application: Motor
Hardness: Hardened
Type: Worm and Wormwheel

###

Samples:
US$ 30/Piece
1 Piece(Min.Order)

|

Order Sample

###

Customization:

###

Model RV025 030 040 050 063 075 090 110 130 150
Single unit versions NMRV – fitted for motor flanged coupling,
NRV – with input shaft,
NMRV-E motor flanged coupling with worm extension shaft,
NRV-E with double extension worm shaft,
 Power 0.06—-15KW 
 Single unit reduction ratio  1:5 7.5 10 15 20 25 30 40 50 60 80 100
 Output torque  2.6—1195N.M
 Worm shaft material  20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm
 Worm wheel material   worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC
US $25
/ Piece
|
1 Piece

(Min. Order)

###

Shipping Cost:

Estimated freight per unit.



To be negotiated|


Freight Cost Calculator

###

Application: Motor
Hardness: Hardened
Type: Worm and Wormwheel

###

Samples:
US$ 30/Piece
1 Piece(Min.Order)

|

Order Sample

###

Customization:

###

Model RV025 030 040 050 063 075 090 110 130 150
Single unit versions NMRV – fitted for motor flanged coupling,
NRV – with input shaft,
NMRV-E motor flanged coupling with worm extension shaft,
NRV-E with double extension worm shaft,
 Power 0.06—-15KW 
 Single unit reduction ratio  1:5 7.5 10 15 20 25 30 40 50 60 80 100
 Output torque  2.6—1195N.M
 Worm shaft material  20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm
 Worm wheel material   worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC

Condition Monitoring of Cyclone Gearboxes

Whether you’re considering using a cycloidal gearbox in your home, office, or garage, you’ll want to make sure it’s made of quality material. You also want to make sure it’s designed properly, so it won’t be damaged by vibrations.helical gearbox

Planetary gearboxes

Compared to cycloidal gearboxes, planetary gearboxes are lighter and more compact, but they lack the precision and durability of the former. They are better suited for applications with high torque or speed requirements. For this reason, they are usually used in robotics applications. But, cycloidal gearboxes are still better for some applications, including those involving shock loads.
There are many factors that affect the performance of gearboxes during production. One of these is the number of teeth. In the case of planetary gearboxes, the number of teeth increases with the number of planets. The number of teeth is reduced in cycloidal gearboxes, which results in higher transmission ratios. These gearboxes also have lower breakaway torques, which means that they can be controlled more easily by the user.
A cycloid gearbox is comprised of three main parts: the ring gear, the sun gear, and the input shaft. The ring gear is fixed in the gearbox, while the sun gear transmits the rotation to the planet gears. The input shaft transfers motion to the sun gear, which in turn transmits it to the output shaft. The output shaft has a larger torque than the input shaft.
Cycloid gears have better torsional stiffness, lower wear, and lower Hertzian contact stress. However, they are also larger in size and require highly accurate manufacturing. Cycloid gears can be more difficult to manufacture than involute gears, which require large amounts of precision.
Cycloid gears can offer transmission ratios up to 300:1, and they can do this in a small package. They also have lower wear and friction, which makes them ideal for applications that require a high transmission ratio.
Cycloid gearboxes are usually equipped with a backlash of about one angular minute. This backlash provides the precision and control necessary for accurate movement. They also provide low wear and shock load capacity.
Planetary gearboxes are available in single and two-stage designs, which increase in length as stages are added. In addition to the two stages, they can be equipped with an optional output bearing, which takes up mounting space. In some applications, a third stage is also available.

Involute gears

Generally, involute gears are more complex to manufacture than cycloidal gears. For example, an involute gear tooth profile has a single curve while a cycloidal gear tooth profile has two curves. In addition, the involute curve is not within the base circle.
The involute curve is a very important component of a gear tooth and it can significantly influence the quality of contact meshing between teeth. Various works have been done on the subject, mainly focusing on the operating principles. In addition, the most important characteristic of the double-enveloping cycloid drive is its double contact lines between the meshing tooth pairs.
Cycloid gears are more powerful, less noisy, and last longer than involute gears. They also require less manufacturing operations during production. However, cycloid gears are more expensive than involute gears. Involute gears are more commonly used in linear motions while cycloid gears are used for rotary motions.
Although cycloid gears are more technically advanced, involute gears have the superior quality and are more aesthetically pleasing. Cycloid gears are used in various industrial applications such as pumps and compressors. They are also widely used in the watch industry. Nevertheless, involute gears have not yet replaced cycloid gears in the watch industry.
The cycloid disc has a number of pins around its outer edge, while an involute gear has only a single curve for the teeth. In addition, cycloid gears have a more robust and reliable design. Involute gears, on the other hand, have a cheaper rack cutter and less expensive involute teeth.
The cycloid disc’s transmission accuracy is about 98.5%, while the ring gear’s transmission accuracy is about 96%. The cycloid disc’s rotational velocity has a magnitude of 3 rad/s. A small change in the center distance does not affect the transmission accuracy. However, rotational velocity fluctuation can affect the transmission accuracy.
Cycloid gears also have the cycloid gear disc’s rotational velocity. The disc has N lobes. However, the cycloid gear disc’s transmission accuracy is still not perfect. This is because of the large rotational angles between the lobes. This also makes it difficult to manufacture.helical gearbox

Vibrations

Using modern techniques for vibration diagnostics and data-driven methods, this article presents a new approach to condition monitoring of cycloidal gearboxes. This approach focuses on detecting the root cause of gearbox failure. The article aims to provide a unified approach to gear designers.
A cycloidal gearbox is a high-precision gearbox that is used in heavy-duty machines. It has a large reduction ratio, which makes it necessary to have a very large input speed. Cycloid gears have high accuracy, but they are susceptible to vibration issues. In this article, the authors describe how a cycloidal gearbox works and how vibrations are measured. They also show how this gearbox can be used to detect faults.
The gearbox is used in positioners, multi-axis robots, and heavy-duty machines. The main characteristics of this gearbox are the high accuracy, the overload capacity, and the large reduction ratio.
There is little documentation on vibrations and condition monitoring of cycloidal gearboxes. The authors describe their approach to the problem, using a cycloidal gearbox and a testing bench. Their approach involves measuring the frequency of the gearbox with different input speeds.
The results show a good separation between the healthy and damaged states. Fault frequencies show up in the lower orders of frequencies. Faults can be detected using binning, which eliminates the need for a tachometer. In addition, binning is combined with Principal Component Analysis to determine the state of the gearbox.
This method is compared to traditional techniques. In addition, the results show how binning can be used to calculate the defect frequencies of the bearings. It is also used to determine the frequencies of the components.
The signals from the test bench are acquired using four sensors. These sensors are medium sensitivity 100 mV/g accelerometers. The signals are then processed using different signal processing techniques. The results show that the vibration signals are correlated with the internal motion of the gearbox. This information is used to identify the internal frequency of the transmission.
The frequency analysis of vibration signals is performed in cyclostationary and noncyclostationary conditions. The signals are then analyzed to determine the magnitude of the gear meshing frequency.helical gearbox

Design

Using precision gearboxes, servomotors can now control heavy loads at high speed. Unlike cam indexing devices, cycloidal gears provide extremely accurate positioning and high torque. They also provide excellent torsional stiffness and shock load capacity.
Cycloid gears are specially designed to minimize vibration at high RPM. Unlike involute gears, they are not stacked, which reduces friction and forces experienced by each tooth. In addition, cycloidal gears have lower Hertzian contact stress.
Cycloid gears are often used in multi-axis robots for positioners. They can provide transmission ratios as high as 300:1 in a compact package. They are also used in first joints in heavy machines. However, they require extremely accurate manufacturing. They are also more difficult to produce than involute gears.
A cycloidal gearbox is a type of planetary gearbox. Cycloid gears are specially designed for high gear ratios. They also have the ability to provide a large reduction ratio in a single stage. They are increasingly used in first joints in heavy machines. They are also becoming more common in robotics.
In order to achieve a large reduction ratio, the input speed of the gear must be very high. Generally, the input speed is between 500 rpm and 4500 rpm. However, in some cases, the input speed may be lower.
A cycloid is formed by rolling a rolling circle on a base circle. The ratio between the rolling circle diameter and the base circle diameter determines the shape of the cycloid. A hypocycloid is formed by rolling primarily on the inside of the base circle, while an epicycloid is formed by rolling primarily on the outside of the base circle.
Cycloid gears have a very small backlash, which minimizes the forces experienced by each tooth. These gears also have a good torsional stiffness, low friction, and shock load capacity. They also provide the best positioning accuracy.
The cycloidal gearbox was designed and built at Radom University. The design was based on three different cycloidal gears. The first pair had the external profile at the nominal dimension, while the second pair had the profile minus tolerance. The load plate had threaded screw holes arranged 15 mm away from the center.
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editor by czh 2023-01-13

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Item Description

Cycloidal gearbox cyclo gear box push motor speed reducer gearboxes planetary sumitomo electrical power industrial transmission best price tag manufacture Cycloidal gearbox

X / B collection substantial good quality cycloidal gearbox small planetary reducer

Swift Specifics:

Sort: XB series Cycloidal Pin Wheel Speed Reducer    

Enter Velocity: 1000-1500rmp   

Output Pace: .3-280rpm

Certification: ISO9001 CE          

Ex Electricity:.09-132KW                  

Guarantee: 1Years

Item Name  X/B collection Cycloidal Pin Wheel Velocity Reducer
The Equipment Material GCR15
The case Material Cast Iron
Color Blue,Eco-friendly, or Customized
HS Code 84834090
Product X3
Delivery time seven-10days
Manufacturer TIANGOU

 

 

Application: Motor, Machinery, Agricultural Machinery
Function: Distribution Power, Speed Reduction, Speed Increase
Layout: Cycloidal
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Stepless

###

Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

###

Product Name  X/B series Cycloidal Pin Wheel Speed Reducer
The Gear Material GCR15
The case Material Cast Iron
Color Blue,Green, or Customized
HS Code 84834090
Model X3
Delivery time 7-10days
Brand TIANGOU
Application: Motor, Machinery, Agricultural Machinery
Function: Distribution Power, Speed Reduction, Speed Increase
Layout: Cycloidal
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Stepless

###

Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

###

Product Name  X/B series Cycloidal Pin Wheel Speed Reducer
The Gear Material GCR15
The case Material Cast Iron
Color Blue,Green, or Customized
HS Code 84834090
Model X3
Delivery time 7-10days
Brand TIANGOU

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.helical gearbox

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.
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editor by czh 2022-12-14