Tag Archives: zero backlash planetary gearbox

China Good quality Desboer ND Series 110mm High Precision Zero Backlash Round Mounting Planetary Gearbox for 400W-Ish Servo Motor. planetary gearbox

Product Description

Product Description

The ND110 series planetary gearboxes are designed and machined as a single unit with special tapered roller bearings to provide high radial load, high torque, ultra-precision, and small size. The ND series uses in highly rigid industries such as fiber optic laser equipment, floor track equipment, robot seventh axis, Parallel robots (spider hand) machine tools, and rotating arms.
Product Name: High Precision Planetary Reducer
Product Series: ND110 Series
Product features: high torque, high load, ultra-precision, small size
Product Description:
Integrated design concept with high-strength bearings ensure the product itself is durable and efficient
A variety of output ideas such as shaft output, flange and gear are available.
1 arc minute ≤ backlash ≤ 3 arc minutes
Reduction ratios ranging from 3 to 100
Frame design: increases torque and optimizes power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years

Our Advantages

High torque
High load
ultra-precision
Small size

Detailed Photos

 

Product Parameters

Segment number Single segment
Ratio i 4 5 7 10
Rated output torque Nm 250 310 280 210
Emergency stop torque Nm Three times of Maximum Output Torque
Rated input speed Rpm 4000
Max input speed Rpm 8000
Ultraprecise backlash arcmin ≤1
Precision backlash arcmin ≤3
Standard backlash arcmin ≤5
Torsional rigidity Nm/arcmin 82
Max.bending moment Nm 430
Max.axial force N 2990
Service life hr 30000(15000 under continuous operation)
Efficiency % ≥97%
Weight kg 5.6
Operating Temperature ºC -10ºC~+90ºC
Lubrication   Synthetic grease
Protection class   IP64
Mounting Position   All directions
Noise level(N1=3000rpm,non-loaded) dB(A) ≤60
Rotary inertia Kg·cm² 2.87 2.71 2.62 2.57

Applicable Industries

 

                              Packaging   Machinery                              Mechanical  Hand                                                         Textile  Machinery

                   Non  Standard  automation                                          Machine  Tool                                                       Printing   Equipment

Certifications

 

 

Company Profile

 

DESBOER (HangZhou) Transmission Technology Co., Ltd. is a subsidiary of DESBOER (China), which is committed to the design, development, customized production and sales of high precision planetary reducer as 1 of the technology company. Our company has over 10 years of design, production and sales experience, the main products are the high precision planetary reducer, gear, rack, etc., with high quality, short delivery period, high cost performance and other advantages to better serve the demand of global customers. It is worth noting that we remove the intermediate link sale from the factory directly to customers, so that you can get the most ideal price and also get our best quality service simultaneously.

 

About Research

In order to strengthen the advantages of products in the international market, the head company in Kyoto, Japan to established KABUSHIKIKAISYA KYOEKI, mainly engaged in the development of DESBOER high precision planetary reducer, high precision of transmission components such as the development work, to provide the most advanced design technology and the most high-quality products for the international market.

 

 

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Application: Motor, Machinery, Marine, Agricultural Machinery, CNC Machine
Function: Change Drive Torque, Speed Changing, Speed Reduction
Layout: Plantery Type
Hardness: Hardened Tooth Surface
Installation: All Directions
Step: Single-Step
Customization:
Available

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Customized Request

Epicyclic gearbox

Configurations of Epicyclic Gearboxes

Yes, there are different configurations of epicyclic gearboxes, such as simple planetary, compound planetary, and complex planetary. In a simple planetary gearbox, a sun gear is at the center, surrounded by multiple planet gears that mesh with an outer ring gear. Compound planetary gearboxes involve multiple stages of planetary gearsets, offering higher gear ratios. Complex planetary gearboxes can have additional elements like clutches and brakes for advanced control. These configurations allow epicyclic gearboxes to provide versatility in various applications, including automotive transmissions, robotics, and industrial machinery.

Epicyclic gearbox

Contribution to Power Transmission Efficiency

Epicyclic gearboxes contribute to power transmission efficiency through their compact design and ability to achieve high gear ratios in a single stage. The arrangement of multiple gears sharing load distributes torque across multiple paths, reducing wear and increasing overall efficiency. Furthermore, the engagement and disengagement of gear elements can be optimized to minimize energy losses, making epicyclic gearboxes suitable for applications where efficiency is crucial, such as automotive transmissions and industrial machinery.

Epicyclic gearbox

Concept of Sun Gear, Planet Gears, and Ring Gear in an Epicyclic Gearbox

In an epicyclic gearbox, the sun gear is the central gear that provides input torque. Surrounding the sun gear are planet gears, which mesh with the sun gear and rotate on their own axes. These planet gears are held by a carrier, which is connected to the output shaft. The outermost component is the ring gear, which encircles the planet gears. The interaction between these gears allows for various gear ratios, torque amplification, and versatile motion paths, making epicyclic gearboxes suitable for different applications.

China Good quality Desboer ND Series 110mm High Precision Zero Backlash Round Mounting Planetary Gearbox for 400W-Ish Servo Motor.   planetary gearbox	China Good quality Desboer ND Series 110mm High Precision Zero Backlash Round Mounting Planetary Gearbox for 400W-Ish Servo Motor.   planetary gearbox
editor by CX 2024-04-25

China OEM Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox with Hot selling

Product Description

Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox
 

Product Description

The precision planetary gear box has the advantages of high precision, light weight, small volume, large transmission range, high efficiency, smooth operation, low noise, economy and practicality, and easy installation. Matching NEMA17, NEMA23, NEMA34 and NEMA42 stepper motors, brushless motors and servo motors. Widely applicable to automation equipment, lithium battery equipment, etc

Servo planetary reducer is another name for high-precision planetary reducer in the industry. Its main transmission structure is: planetary gear, sun gear, inner gear ring. Compared with other reducers, the servo planetary reducer has the characteristics of high rigidity, high accuracy (within 1 point for a single stage), high transmission efficiency (97% – 98% for a single stage), high torque/volume ratio, life-long maintenance free, etc. Most of them are installed on stepping motor and servo motor to reduce speed, increase torque and match inertia

Series Introduction Series Introduction
BAB series
  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35
    /40/45/50/60/70/80/90/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
BABR Series
  • 7 sices: 42mm-220mm
  • Output torque: 9Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10/14/20
    2-stage:15/20/25/30/35/40/45/50/60/70
    /80/90/100/120/140/160/180/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin

BAD  Series

 

  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10
    2-stage:20/25/30/35/40/50/60/70/80/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
BADR Series
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10/14/20
    2-stage:20/25/30/35/40/50/60/
    70/80/100/140/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin

BAE Series

  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/50
    /60/70/80/90/100
  • Backlash:
    1-stage:≤5 arcmin
    2-stage:≤8 arcmin
BAF Series
  • 7 sices: 70mm-235mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/
    50/60/70/80/90/100/
  • Backlash:
    1-stage:≤5  arcmin
    2-stage:≤8 arcmin

BPG/BPGA Series

  • 10 sices: 40mm-160mm
  • Output torque: 9Nm-423Nm
  • Ratio:
    1-stage:3/4/5/7/8/10
    2-stage:12/15/20/25/30/35/40/
    50/70/100
  • Backlash:
    1-stage:≤6, ≤8 arcmin
    2-stage:≤8, ≤10 arcmin
   

Advantages Planetary reducer

Precision planetary reducer is another name for planetary reducer in the industry. Its main transmission structure is planetary gear, sun gear and inner gear ring. Precision planetary reducer is widely used in servo motor, stepping motor, dc motor and other transmission systems because of its small size, high transmission efficiency, wide deceleration range, high accuracy and many other advantages.
Characteristics of precision planetary reducer

1. High torque and impact resistance: the planetary reducer has more than 6 uniform large loads on the surface of the transmission gear. Several transmission gears in the planetary reducer are symmetrical and bear the transient impact load, so that the planetary reducer can withstand the impact of large torque, and its own and rolling bearing parts will not be damaged due to long-term load cracking.
2. Small size and light force: the planetary reducer is small in size, light in weight and light in appearance, which makes the design scheme more valuable. The structure of the planetary reducer can also be repeatedly connected according to the required number of segments, and independently composed of multiple segments.
3. High efficiency and low backlash: because each set of transmission gear in the reducer can only be contacted by 3 gears, when the transmission system has the same torque, the journal must be stressed, so when designing the gear, a larger modification coefficient and a thinner thickness must be selected. The larger the gear module is, the larger the offset tolerance between transmission gears is, the larger the relative clearance between transmission gears is, and the total backlash between transmission ratios will also increase.
4. The precision planetary reducer is characterized by high rigidity, high precision (within 1 point for a single stage), high transmission efficiency (97% – 98% for a single stage), high torque/volume ratio, life-long maintenance free, etc.

Optional output terminal form

Application

       

Company Profile

HangZhou ever power is a manufacturer specializing in R&D, production and sales of high-precision planetary reducer, high-precision platform reducer and special reducer. Our team is good at a variety of internal and external gear processing and solutions. We have summarized a set of “internal quality management system” to ensure the relative accuracy of the combined parts and provide a high qualification rate and high efficiency guarantee for the delivery of the complete machine.
We use advanced computer software for design and demonstration, and combine years of experience in mechanical transmission and motion control to provide global motion and control solutions. Quality is the foundation of enterprise survival. We provide stable and high-quality products for the market and provide more optimized automation solutions. We always take “user demand” as our business purpose, “scientific and technological innovation” as the basis of our development, and implement the operation of ISO quality management system in all aspects of our company. Our products are characterized by high precision, large bearing torque, long service life, low noise, smooth operation, strong versatility and maintenance free.
Our products are widely used in aerospace, CNC machine tools, cutting and welding equipment, textile printing and dyeing machinery, packaging machinery, food machinery, ships, radar, data communication systems, robots, robotic arms, composite material equipment, precision testing instruments, testing machines, plastic machinery, glass machinery, coal mining machinery, lifting machinery, metallurgical machinery, engineering machinery and other fields. The process of our pursuit of success is the process of constantly sublimating our relationship with you.

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Three-Ring
Hardness: Hardened Tooth Surface
Installation: Torque Arm Type
Step: Stepless
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

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Epicyclic gearbox

Limitations and Disadvantages of Epicyclic Gearboxes

Epicyclic gearboxes have certain limitations such as complexity in design and assembly, which can increase manufacturing costs. They may produce higher noise levels due to multiple interacting gears. Additionally, epicyclic gearboxes can be less efficient compared to some other gearbox types, especially in certain load conditions. Maintaining and repairing them can be challenging due to their intricate design. Furthermore, the compact size of these gearboxes may limit their torque and power capacities in extremely high-load applications.

Epicyclic gearbox

Common Problems and Failures in Epicyclic Gearboxes

Common problems in epicyclic gearboxes include gear wear, misalignment, lubrication issues, and bearing failures. The intricate arrangement of gears can lead to increased complexity in diagnosing and resolving issues. Misalignment or improper assembly can cause excessive loads on gear teeth, leading to wear and noise. Inadequate lubrication can result in friction and overheating. Bearing failures can occur due to high loads or inadequate maintenance. Regular inspections, proper assembly, quality lubrication, and addressing issues promptly are key to preventing and resolving problems in epicyclic gearboxes.

Epicyclic gearbox

Epicyclic Gearbox: Function and Operation

An epicyclic gearbox, also known as a planetary gearbox, is a complex gear system that consists of multiple gears arranged in a particular configuration. It operates based on the principle of planetary motion, where one or more gears, called planet gears, revolve around a central gear, known as the sun gear. These planet gears are typically mounted on a carrier and engage with an outer ring gear, also called the annulus. This arrangement allows different types of motion conversions, including speed reduction, speed increase, and torque amplification. The planet gears’ interaction with the sun gear and annulus creates various paths for power transmission, enabling versatile applications across industries such as automotive, aerospace, and robotics.

China OEM Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   with Hot selling		China OEM Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   with Hot selling
editor by CX 2024-04-10

China factory Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox with Great quality

Product Description

Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox

Product Description

1. It is mainly used for servo motor/stepping motor, with the greatest characteristics of high precision and large transmission capacity.

2. It can also be equipped with power sources such as DC motor, single-phase motor, synchronous motor and various three-phase asynchronous motors.

3. Precision planetary gear reducer, also known as servo planetary gear reducer, adopts planetary gear structure design, adopts high-performance alloy steel for special heat treatment, and flanges are made of aluminum alloy, which is characterized by beautiful appearance, small volume, light weight, large transmission ratio, large torque, low noise, high efficiency, long service life, etc.

4. Fully enclosed and internally filled with high-performance grease, free of maintenance for life.
 

  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage: 15/20/25/30/35/40/45/50
    /60/70/80/90/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
  • 7 sices: 42mm-220mm
  • Output torque: 9Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10/14/20
    2-stage:15/20/25/30/35
    /40/45/50/60/70/80/90/100
    /120/140/160/180/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10
    2-stage: 20/25/30/35/40/50/60/70/80/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10/14/20
    2-stage:20/25/30/35/40/50/60/70/
    80/100/140/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin
 
  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45
    /50/60/70/80/90/100
  • Backlash:
    1-stage:≤5 arcmin
    2-stage:≤8 arcmin
  • 7 sices: 70mm-235mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/
    50/60/70/80/90/100/
  • Backlash:
    1-stage:≤5  arcmin
    2-stage:≤8 arcmin
  • 10 sices: 40mm-160mm
  • Output torque: 9Nm-423Nm
  • Ratio:
    1-stage:3/4/5/7/8/10
    2-stage:12/15/20/25/30/35/
    40/50/70/100
  • Backlash:
    1-stage:≤6, ≤8 arcmin
    2-stage:≤8, ≤10 arcmin
 

1. Square housing, CHINAMFG shaft input, CHINAMFG shaft output, flange connection.

2. It is widely used, economical and practical, and has a long life. In the application of servo control, it has played a good servo rigidity effect, accurate positioning control, and has the characteristics of low back clearance, high efficiency, high input speed, high input torque, smooth operation, low noise, etc. on the operating platform. Its appearance and structure design are light and small.

TYPE AND MODEL NUMBER                                                                       

PL    80   –   40    P2     S2     OP1

 1       2         3     4         5        6

Planetary Gearbox Frame Code:                                                                                                       

PL: Round flange mounting Series                                                                                                    

WPL: Right-angle Round flange mounting Series                                                                               

PF:Square flange mounting Series                                                                                                    

WPF: Right-angle Square flange mounting Series                                                                              

HAB: High Rigidity high precision Square housing Series                                                                   

WHAB: Right-angle High Rigidity high precision Square housing Series                                               

HAT: Right-angle Double flange Double shaft Series  
 

Ratio

Single stage:3,4,5,7,8,10
Doublestages:9,10,12,15,16,20,25,30,32,35,40,50,64,70,100
Three stages:60,80,100,120,160,200,256,320,512

 Backlash

P1:Precision
P2:Standard

Output shaft type S1: Shaft without key
S2: Shaft with key
T:  Special require
Input shaft type

S1: Shaft without key
S2: Shaft with key
T:  Special require

Input shaft type

OP1: Integral Hoop clamp coupling
OP2: Split type Hoop clamp coupling (without keyway)
OP3: Integral Hoop clamp coupling with keyway
OP4: Reinforcement Integral Hoop clamp coupling( suitable for frequently CW and CCW)
OP5: Only keyway connect coupling
OP6: Other type connect coupling   

                                                                                                                                                                                                                            

Size above PL120(including) high torque products adopt integral double wall planet pinion carrier, improve the output strength and precision.

Hoop clamp coupling have 5 connection ways suitable for different application environments:

Size above PL120(including) precision and high strength integral inner gear housing, processed in 1 station, which eliminate the cumulative error and assembling error of split type. Get rid of casting process; adopt hot forging process, which will reduce the blank material defects.

The meshing gear adopt shaving process after carburizing and quenching, which easier to make gear surface smooth and high precision, reduce the temperature rising caused by gear surface gluing and friction.

Related products

 

Application

Purpose/application field
It is increasingly widely used in metallurgy, mining, petroleum, chemical industry, shipping, light industry, food, textile, printing and dyeing, pharmacy, rubber, plastic, and lifting transportation.

Instructions
1. When installing the reducer, attention shall be paid to the alignment of the transmission center axis, and the error shall not be greater than the use compensation of the coupling used. Good alignment can prolong service life and obtain ideal transmission efficiency.
2. When installing the transmission parts on the output shaft, it is not allowed to strike with a hammer. Generally, the transmission parts are pressed in with bolts by using the assembly fixture and the internal thread of the shaft end, otherwise the internal parts of the reducer may be damaged. It is better not to use rigid fixed coupling. Improper installation of this type of coupling will cause unnecessary external load, resulting in early damage to the bearing and even fracture of the output shaft in severe cases.
3. The reducer shall be firmly installed on a stable and horizontal foundation or base, the oil in the oil drain tank shall be drained, and the cooling air circulation shall be smooth. The foundation is not reliable, which will cause vibration and noise during operation, and cause damage to bearings and gears. When the transmission connecting parts have protrusions or are driven by gears and sprockets, it shall be considered to install protective devices. When the output shaft bears a large radial load, the reinforced type shall be selected.
4. The installation device shall be in accordance with the provisions to ensure that the staff can easily approach the oil pointer, vent plug and drain plug. After the installation is in place, the accuracy of the installation position and the reliability of each fastener pressing shall be comprehensively checked in order. After the installation, it shall be able to rotate flexibly. The reducer is lubricated by oil pool splash. Before operation, the user needs to remove the plug of the vent and replace it with a vent plug. According to different installation positions, open the oil level plug screw to check the height of the oil level line. Add oil from the oil level plug until the lubricating oil overflows from the screw hole of the oil level plug. After the oil level plug is screwed on and confirmed to be correct, the no-load test run can be carried out, and the time shall not be less than 2 hours. The operation shall be stable without shock, vibration, noise and oil leakage, and any abnormality shall be eliminated in time.
After a certain period of time, the oil level should be checked again to prevent possible leakage caused by the casing. If the ambient temperature is too high or too low, the brand of lubricating oil can be changed.

Company Profile

Our company is a physical factory specializing in the production of planetary gear reducers. We have an experienced technical team and advanced processing equipment. Through digestion and integration of the world’s leading production processes, we have formed a standard mature system. We are an early manufacturer of high-precision reducers in mainland China. Now the product supporting scope has covered the automation fields such as bending machine, machine tool, cutting machine, woodworking machine, glass, chemical fiber, textile, packaging, robot, etc., and has been widely praised. Planetary gear reducer is suitable for servo and stepping motors of Panasonic, Mitsubishi, Delta, Siemens, Xihu (West Lake) Dis.yuan, CHINAMFG and other domestic and foreign manufacturers, and provides technical support in non-standard fields. We look CHINAMFG to cooperating with you!

Our equipments

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Planetary
Gear Shape: Bevel Gear
Step: Stepless
Type: Planetary Gear Reducer
Samples:
US$ 120/Piece
1 Piece(Min.Order)

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Request Sample

Epicyclic gearbox

Limitations and Disadvantages of Epicyclic Gearboxes

Epicyclic gearboxes have certain limitations such as complexity in design and assembly, which can increase manufacturing costs. They may produce higher noise levels due to multiple interacting gears. Additionally, epicyclic gearboxes can be less efficient compared to some other gearbox types, especially in certain load conditions. Maintaining and repairing them can be challenging due to their intricate design. Furthermore, the compact size of these gearboxes may limit their torque and power capacities in extremely high-load applications.

Epicyclic gearbox

Contribution to Power Transmission Efficiency

Epicyclic gearboxes contribute to power transmission efficiency through their compact design and ability to achieve high gear ratios in a single stage. The arrangement of multiple gears sharing load distributes torque across multiple paths, reducing wear and increasing overall efficiency. Furthermore, the engagement and disengagement of gear elements can be optimized to minimize energy losses, making epicyclic gearboxes suitable for applications where efficiency is crucial, such as automotive transmissions and industrial machinery.

Epicyclic gearbox

Epicyclic Gearbox: Function and Operation

An epicyclic gearbox, also known as a planetary gearbox, is a complex gear system that consists of multiple gears arranged in a particular configuration. It operates based on the principle of planetary motion, where one or more gears, called planet gears, revolve around a central gear, known as the sun gear. These planet gears are typically mounted on a carrier and engage with an outer ring gear, also called the annulus. This arrangement allows different types of motion conversions, including speed reduction, speed increase, and torque amplification. The planet gears’ interaction with the sun gear and annulus creates various paths for power transmission, enabling versatile applications across industries such as automotive, aerospace, and robotics.

China factory Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox   with Great quality China factory Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox   with Great quality
editor by CX 2024-03-27

China Good quality Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox cvt gearbox

Product Description

Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox
 

Product Description

The precision planetary gear box has the advantages of high precision, light weight, small volume, large transmission range, high efficiency, smooth operation, low noise, economy and practicality, and easy installation. Matching NEMA17, NEMA23, NEMA34 and NEMA42 stepper motors, brushless motors and servo motors. Widely applicable to automation equipment, lithium battery equipment, etc

Servo planetary reducer is another name for high-precision planetary reducer in the industry. Its main transmission structure is: planetary gear, sun gear, inner gear ring. Compared with other reducers, the servo planetary reducer has the characteristics of high rigidity, high accuracy (within 1 point for a single stage), high transmission efficiency (97% – 98% for a single stage), high torque/volume ratio, life-long maintenance free, etc. Most of them are installed on stepping motor and servo motor to reduce speed, increase torque and match inertia

Series Introduction Series Introduction
BAB series
  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35
    /40/45/50/60/70/80/90/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
BABR Series
  • 7 sices: 42mm-220mm
  • Output torque: 9Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10/14/20
    2-stage:15/20/25/30/35/40/45/50/60/70
    /80/90/100/120/140/160/180/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin

BAD  Series

 

  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10
    2-stage:20/25/30/35/40/50/60/70/80/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
BADR Series
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10/14/20
    2-stage:20/25/30/35/40/50/60/
    70/80/100/140/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin

BAE Series

  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/50
    /60/70/80/90/100
  • Backlash:
    1-stage:≤5 arcmin
    2-stage:≤8 arcmin
BAF Series
  • 7 sices: 70mm-235mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/
    50/60/70/80/90/100/
  • Backlash:
    1-stage:≤5  arcmin
    2-stage:≤8 arcmin

BPG/BPGA Series

  • 10 sices: 40mm-160mm
  • Output torque: 9Nm-423Nm
  • Ratio:
    1-stage:3/4/5/7/8/10
    2-stage:12/15/20/25/30/35/40/
    50/70/100
  • Backlash:
    1-stage:≤6, ≤8 arcmin
    2-stage:≤8, ≤10 arcmin
   

Advantages Planetary reducer

Precision planetary reducer is another name for planetary reducer in the industry. Its main transmission structure is planetary gear, sun gear and inner gear ring. Precision planetary reducer is widely used in servo motor, stepping motor, dc motor and other transmission systems because of its small size, high transmission efficiency, wide deceleration range, high accuracy and many other advantages.
Characteristics of precision planetary reducer

1. High torque and impact resistance: the planetary reducer has more than 6 uniform large loads on the surface of the transmission gear. Several transmission gears in the planetary reducer are symmetrical and bear the transient impact load, so that the planetary reducer can withstand the impact of large torque, and its own and rolling bearing parts will not be damaged due to long-term load cracking.
2. Small size and light force: the planetary reducer is small in size, light in weight and light in appearance, which makes the design scheme more valuable. The structure of the planetary reducer can also be repeatedly connected according to the required number of segments, and independently composed of multiple segments.
3. High efficiency and low backlash: because each set of transmission gear in the reducer can only be contacted by 3 gears, when the transmission system has the same torque, the journal must be stressed, so when designing the gear, a larger modification coefficient and a thinner thickness must be selected. The larger the gear module is, the larger the offset tolerance between transmission gears is, the larger the relative clearance between transmission gears is, and the total backlash between transmission ratios will also increase.
4. The precision planetary reducer is characterized by high rigidity, high precision (within 1 point for a single stage), high transmission efficiency (97% – 98% for a single stage), high torque/volume ratio, life-long maintenance free, etc.

Optional output terminal form

Application

       

Company Profile

HangZhou ever power is a manufacturer specializing in R&D, production and sales of high-precision planetary reducer, high-precision platform reducer and special reducer. Our team is good at a variety of internal and external gear processing and solutions. We have summarized a set of “internal quality management system” to ensure the relative accuracy of the combined parts and provide a high qualification rate and high efficiency guarantee for the delivery of the complete machine.
We use advanced computer software for design and demonstration, and combine years of experience in mechanical transmission and motion control to provide global motion and control solutions. Quality is the foundation of enterprise survival. We provide stable and high-quality products for the market and provide more optimized automation solutions. We always take “user demand” as our business purpose, “scientific and technological innovation” as the basis of our development, and implement the operation of ISO quality management system in all aspects of our company. Our products are characterized by high precision, large bearing torque, long service life, low noise, smooth operation, strong versatility and maintenance free.
Our products are widely used in aerospace, CNC machine tools, cutting and welding equipment, textile printing and dyeing machinery, packaging machinery, food machinery, ships, radar, data communication systems, robots, robotic arms, composite material equipment, precision testing instruments, testing machines, plastic machinery, glass machinery, coal mining machinery, lifting machinery, metallurgical machinery, engineering machinery and other fields. The process of our pursuit of success is the process of constantly sublimating our relationship with you.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Three-Ring
Hardness: Hardened Tooth Surface
Installation: Torque Arm Type
Step: Stepless
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

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Epicyclic gearbox

Assembling and Disassembling an Epicyclic Gearbox

Assembling an epicyclic gearbox involves carefully aligning and fitting the sun gear, planet gears, and ring gear within the gearbox housing. Components must be properly lubricated, and tolerances should be maintained for smooth operation. Disassembly requires reversing the steps, ensuring proper documentation of the arrangement of gears and components. Special tools may be needed to remove certain parts. Attention to detail is crucial to avoid damaging parts and ensuring correct reassembly. Following manufacturer guidelines and using proper safety measures is essential throughout the process.

Epicyclic gearbox

Common Problems and Failures in Epicyclic Gearboxes

Common problems in epicyclic gearboxes include gear wear, misalignment, lubrication issues, and bearing failures. The intricate arrangement of gears can lead to increased complexity in diagnosing and resolving issues. Misalignment or improper assembly can cause excessive loads on gear teeth, leading to wear and noise. Inadequate lubrication can result in friction and overheating. Bearing failures can occur due to high loads or inadequate maintenance. Regular inspections, proper assembly, quality lubrication, and addressing issues promptly are key to preventing and resolving problems in epicyclic gearboxes.

Epicyclic gearbox

Differences Between Epicyclic Gearbox and Other Gearbox Types

An epicyclic gearbox, also known as a planetary gearbox, differs from other gearbox types due to its unique arrangement of gears. It features a central sun gear, planet gears that revolve around the sun gear, and an outer ring gear that holds the planet gears. This configuration allows multiple gear meshes to occur simultaneously, leading to various gear reduction possibilities within the same gearbox. This contrasts with traditional gearboxes where only one gear mesh is active at a time. Epicyclic gearboxes offer compactness, high power density, bidirectional motion, and the ability to achieve multiple gear ratios. In contrast, other gearboxes like spur, helical, and bevel gearboxes have their own distinct gear arrangements and limitations. For example, spur gearboxes offer simplicity but may produce more noise, while helical gearboxes provide smoother operation but require more axial space. Bevel gearboxes are used for perpendicular shafts. Each gearbox type has its own advantages and considerations, making the choice dependent on specific application requirements.

China Good quality Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   cvt gearbox	China Good quality Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   cvt gearbox
editor by CX 2023-09-18

China Best Sales Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox gearbox definition

Product Description

Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox

Product Description

1. It is mainly used for servo motor/stepping motor, with the greatest characteristics of high precision and large transmission capacity.

2. It can also be equipped with power sources such as DC motor, single-phase motor, synchronous motor and various three-phase asynchronous motors.

3. Precision planetary gear reducer, also known as servo planetary gear reducer, adopts planetary gear structure design, adopts high-performance alloy steel for special heat treatment, and flanges are made of aluminum alloy, which is characterized by beautiful appearance, small volume, light weight, large transmission ratio, large torque, low noise, high efficiency, long service life, etc.

4. Fully enclosed and internally filled with high-performance grease, free of maintenance for life.
 

  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage: 15/20/25/30/35/40/45/50
    /60/70/80/90/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
  • 7 sices: 42mm-220mm
  • Output torque: 9Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10/14/20
    2-stage:15/20/25/30/35
    /40/45/50/60/70/80/90/100
    /120/140/160/180/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10
    2-stage: 20/25/30/35/40/50/60/70/80/100
  • Backlash:
    1-stage:≤1, ≤3, ≤5 arcmin
    2-stage:≤3, ≤5, ≤7 arcmin
  • 7 sices: 47mm-255mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:4/5/6/7/8/10/14/20
    2-stage:20/25/30/35/40/50/60/70/
    80/100/140/200
  • Backlash:
    1-stage:≤2, ≤4, ≤6 arcmin
    2-stage:≤4, ≤7, ≤9 arcmin
 
  • 7 sices: 42mm-220mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45
    /50/60/70/80/90/100
  • Backlash:
    1-stage:≤5 arcmin
    2-stage:≤8 arcmin
  • 7 sices: 70mm-235mm
  • Output torque: 14Nm-2000Nm
  • Ratio:
    1-stage:3/4/5/6/7/8/9/10
    2-stage:15/20/25/30/35/40/45/
    50/60/70/80/90/100/
  • Backlash:
    1-stage:≤5  arcmin
    2-stage:≤8 arcmin
  • 10 sices: 40mm-160mm
  • Output torque: 9Nm-423Nm
  • Ratio:
    1-stage:3/4/5/7/8/10
    2-stage:12/15/20/25/30/35/
    40/50/70/100
  • Backlash:
    1-stage:≤6, ≤8 arcmin
    2-stage:≤8, ≤10 arcmin
 

1. Square housing, CZPT shaft input, CZPT shaft output, flange connection.

2. It is widely used, economical and practical, and has a long life. In the application of servo control, it has played a good servo rigidity effect, accurate positioning control, and has the characteristics of low back clearance, high efficiency, high input speed, high input torque, smooth operation, low noise, etc. on the operating platform. Its appearance and structure design are light and small.

TYPE AND MODEL NUMBER                                                                       

PL    80   –   40    P2     S2     OP1

 1       2         3     4         5        6

Planetary Gearbox Frame Code:                                                                                                       

PL: Round flange mounting Series                                                                                                    

WPL: Right-angle Round flange mounting Series                                                                               

PF:Square flange mounting Series                                                                                                    

WPF: Right-angle Square flange mounting Series                                                                              

HAB: High Rigidity high precision Square housing Series                                                                   

WHAB: Right-angle High Rigidity high precision Square housing Series                                               

HAT: Right-angle Double flange Double shaft Series  
 

Ratio

Single stage:3,4,5,7,8,10
Doublestages:9,10,12,15,16,20,25,30,32,35,40,50,64,70,100
Three stages:60,80,100,120,160,200,256,320,512

 Backlash

P1:Precision
P2:Standard

Output shaft type S1: Shaft without key
S2: Shaft with key
T:  Special require
Input shaft type

S1: Shaft without key
S2: Shaft with key
T:  Special require

Input shaft type

OP1: Integral Hoop clamp coupling
OP2: Split type Hoop clamp coupling (without keyway)
OP3: Integral Hoop clamp coupling with keyway
OP4: Reinforcement Integral Hoop clamp coupling( suitable for frequently CW and CCW)
OP5: Only keyway connect coupling
OP6: Other type connect coupling   

                                                                                                                                                                                                                            

Size above PL120(including) high torque products adopt integral double wall planet pinion carrier, improve the output strength and precision.

Hoop clamp coupling have 5 connection ways suitable for different application environments:

Size above PL120(including) precision and high strength integral inner gear housing, processed in 1 station, which eliminate the cumulative error and assembling error of split type. Get rid of casting process; adopt hot forging process, which will reduce the blank material defects.

The meshing gear adopt shaving process after carburizing and quenching, which easier to make gear surface smooth and high precision, reduce the temperature rising caused by gear surface gluing and friction.

Related products

 

Application

Purpose/application field
It is increasingly widely used in metallurgy, mining, petroleum, chemical industry, shipping, light industry, food, textile, printing and dyeing, pharmacy, rubber, plastic, and lifting transportation.

Instructions
1. When installing the reducer, attention shall be paid to the alignment of the transmission center axis, and the error shall not be greater than the use compensation of the coupling used. Good alignment can prolong service life and obtain ideal transmission efficiency.
2. When installing the transmission parts on the output shaft, it is not allowed to strike with a hammer. Generally, the transmission parts are pressed in with bolts by using the assembly fixture and the internal thread of the shaft end, otherwise the internal parts of the reducer may be damaged. It is better not to use rigid fixed coupling. Improper installation of this type of coupling will cause unnecessary external load, resulting in early damage to the bearing and even fracture of the output shaft in severe cases.
3. The reducer shall be firmly installed on a stable and horizontal foundation or base, the oil in the oil drain tank shall be drained, and the cooling air circulation shall be smooth. The foundation is not reliable, which will cause vibration and noise during operation, and cause damage to bearings and gears. When the transmission connecting parts have protrusions or are driven by gears and sprockets, it shall be considered to install protective devices. When the output shaft bears a large radial load, the reinforced type shall be selected.
4. The installation device shall be in accordance with the provisions to ensure that the staff can easily approach the oil pointer, vent plug and drain plug. After the installation is in place, the accuracy of the installation position and the reliability of each fastener pressing shall be comprehensively checked in order. After the installation, it shall be able to rotate flexibly. The reducer is lubricated by oil pool splash. Before operation, the user needs to remove the plug of the vent and replace it with a vent plug. According to different installation positions, open the oil level plug screw to check the height of the oil level line. Add oil from the oil level plug until the lubricating oil overflows from the screw hole of the oil level plug. After the oil level plug is screwed on and confirmed to be correct, the no-load test run can be carried out, and the time shall not be less than 2 hours. The operation shall be stable without shock, vibration, noise and oil leakage, and any abnormality shall be eliminated in time.
After a certain period of time, the oil level should be checked again to prevent possible leakage caused by the casing. If the ambient temperature is too high or too low, the brand of lubricating oil can be changed.

Company Profile

Our company is a physical factory specializing in the production of planetary gear reducers. We have an experienced technical team and advanced processing equipment. Through digestion and integration of the world’s leading production processes, we have formed a standard mature system. We are an early manufacturer of high-precision reducers in mainland China. Now the product supporting scope has covered the automation fields such as bending machine, machine tool, cutting machine, woodworking machine, glass, chemical fiber, textile, packaging, robot, etc., and has been widely praised. Planetary gear reducer is suitable for servo and stepping motors of Panasonic, Mitsubishi, Delta, Siemens, Xihu (West Lake) Dis.yuan, CZPT and other domestic and foreign manufacturers, and provides technical support in non-standard fields. We look CZPT to cooperating with you!

Our equipments

 

Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Planetary
Gear Shape: Bevel Gear
Step: Stepless
Type: Planetary Gear Reducer
Samples:
US$ 120/Piece
1 Piece(Min.Order)

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Request Sample

Epicyclic gearbox

Limitations and Disadvantages of Epicyclic Gearboxes

Epicyclic gearboxes have certain limitations such as complexity in design and assembly, which can increase manufacturing costs. They may produce higher noise levels due to multiple interacting gears. Additionally, epicyclic gearboxes can be less efficient compared to some other gearbox types, especially in certain load conditions. Maintaining and repairing them can be challenging due to their intricate design. Furthermore, the compact size of these gearboxes may limit their torque and power capacities in extremely high-load applications.

Epicyclic gearbox

Contribution to Power Transmission Efficiency

Epicyclic gearboxes contribute to power transmission efficiency through their compact design and ability to achieve high gear ratios in a single stage. The arrangement of multiple gears sharing load distributes torque across multiple paths, reducing wear and increasing overall efficiency. Furthermore, the engagement and disengagement of gear elements can be optimized to minimize energy losses, making epicyclic gearboxes suitable for applications where efficiency is crucial, such as automotive transmissions and industrial machinery.

Epicyclic gearbox

Industries Using Epicyclic Gearboxes

Epicyclic gearboxes find applications in various industries due to their compact design and versatile functionality. Some common industries include automotive, aerospace, robotics, industrial machinery, power generation, and renewable energy. In the automotive sector, epicyclic gearboxes are utilized in automatic transmissions to provide multiple gear ratios efficiently. In aerospace, they are used for power transmission and control systems. Robots often employ epicyclic gearboxes for their compactness and precise motion control. Industrial machinery applications range from conveyors to packaging equipment. Epicyclic gearboxes also play a role in wind turbines and solar tracking systems, optimizing power conversion and output. The adaptability and efficiency of epicyclic gearboxes make them a valuable choice across diverse industries.

China Best Sales Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox   gearbox definition		China Best Sales Zd Zero Low Backlash Torque Automation Robot CNC Reducer NEMA 23 Stepper Servo Motor Super Helical Gear Small Micro Epicyclic High Precision Planetary Gearbox   gearbox definition
editor by CX 2023-09-11