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

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)

|
Request Sample

planetary gearbox

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

Coaxial and parallel shaft arrangements refer to the orientation of the input and output shafts in a planetary gearbox:

  • Coaxial Shaft Arrangement: In this arrangement, the input and output shafts are aligned along the same axis, with one shaft passing through the center of the other. This design results in a compact and space-efficient gearbox, making it suitable for applications with limited space. Coaxial planetary gearboxes are commonly used in scenarios where the gearbox needs to be integrated into a compact housing or enclosure.
  • Parallel Shaft Arrangement: In a parallel shaft arrangement, the input and output shafts are positioned parallel to each other but not on the same axis. Instead, they are offset from each other. This configuration allows for greater flexibility in designing the layout of the gearbox and the surrounding machinery. Parallel shaft planetary gearboxes are often used in applications where the spatial arrangement requires the input and output shafts to be positioned in different locations.

The choice between a coaxial and parallel shaft arrangement depends on factors such as available space, mechanical requirements, and the desired layout of the overall system. Coaxial arrangements are advantageous when space is limited, while parallel arrangements offer more design flexibility for accommodating various spatial constraints.

planetary gearbox

Maintenance Practices to Extend the Lifespan of Planetary Gearboxes

Proper maintenance is essential for ensuring the longevity and optimal performance of planetary gearboxes. Here are specific maintenance practices that can help extend the lifespan of planetary gearboxes:

1. Regular Inspections: Implement a schedule for routine visual inspections of the gearbox. Look for signs of wear, damage, oil leaks, and any abnormal conditions. Early detection of issues can prevent more significant problems.

2. Lubrication: Adequate lubrication is crucial for reducing friction and wear between gearbox components. Follow the manufacturer’s recommendations for lubricant type, viscosity, and change intervals. Ensure that the gearbox is properly lubricated to prevent premature wear.

3. Proper Installation: Ensure the gearbox is installed correctly, following the manufacturer’s guidelines and specifications. Proper alignment, torque settings, and clearances are critical to prevent misalignment-related wear and other issues.

4. Load Monitoring: Avoid overloading the gearbox beyond its designed capacity. Excessive loads can accelerate wear and reduce the gearbox’s lifespan. Regularly monitor the load conditions and ensure they are within the gearbox’s rated capacity.

5. Temperature Control: Maintain the operating temperature within the recommended range. Excessive heat can lead to accelerated wear and lubricant breakdown. Adequate ventilation and cooling measures may be necessary in high-temperature environments.

6. Seal and Gasket Inspection: Regularly check seals and gaskets for signs of leakage. Damaged seals can lead to lubricant loss and contamination, which can cause premature wear and gear damage.

7. Vibration Analysis: Use vibration analysis techniques to detect early signs of misalignment, imbalance, or other mechanical issues. Monitoring vibration levels can help identify problems before they lead to serious damage.

8. Preventive Maintenance: Establish a preventive maintenance program based on the gearbox’s operational conditions and usage. Perform scheduled maintenance tasks such as gear inspections, lubricant changes, and component replacements as needed.

9. Training and Documentation: Ensure that maintenance personnel are trained in proper gearbox maintenance procedures. Keep comprehensive records of maintenance activities, inspections, and repairs to track the gearbox’s condition and history.

10. Consult Manufacturer Guidelines: Always refer to the manufacturer’s maintenance and servicing guidelines specific to the gearbox model and application. Following these guidelines will help maintain warranty coverage and ensure best practices are followed.

By adhering to these maintenance practices, you can significantly extend the lifespan of your planetary gearbox, minimize downtime, and ensure reliable performance for your industrial machinery or application.

planetary gearbox

Impact of Gear Ratio on Output Speed and Torque in Planetary Gearboxes

The gear ratio of a planetary gearbox has a significant effect on both the output speed and torque of the system. The gear ratio is defined as the ratio of the number of teeth on the driven gear (output) to the number of teeth on the driving gear (input).

1. Output Speed: The gear ratio determines the relationship between the input and output speeds of the gearbox. A higher gear ratio (more teeth on the output gear) results in a lower output speed compared to the input speed. Conversely, a lower gear ratio (fewer teeth on the output gear) leads to a higher output speed relative to the input speed.

2. Output Torque: The gear ratio also affects the output torque of the gearbox. An increase in gear ratio amplifies the torque delivered at the output, making it higher than the input torque. Conversely, a decrease in gear ratio reduces the output torque relative to the input torque.

The relationship between gear ratio, output speed, and output torque is inversely proportional. This means that as the gear ratio increases and output speed decreases, the output torque proportionally increases. Conversely, as the gear ratio decreases and output speed increases, the output torque proportionally decreases.

It’s important to note that the gear ratio selection in a planetary gearbox involves trade-offs between output speed and torque. Engineers choose a gear ratio that aligns with the specific application’s requirements, considering factors such as desired speed, torque, and efficiency.

China factory Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   supplier China factory Zero Backlash Brushless Gear Sun Unit Motor Gearhead NEMA34 17 CNC Wheel Drive Servo Stepper Small Micro Mini Epicyclic High-Precision Planetary Gearbox   supplier
editor by CX 2024-04-03

China manufacturer nmrv 63 manual worm gearbox cover worm reduction gearbox speed reducer motor mini worm gearbox for servo motor reducing speed with Hot selling

Warranty: 3 years
Applicable Industries: Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
Weight (KG): 15 KG
Customized support: OEM, ODM, OBM
Gearing Arrangement: Worm
Output Torque: 4~2320Nm
Input Speed: 0.28~4.7rpm
Output Speed: 1400rpm(4pole)
Color: RAL9006(grey) OR RAL5571(blue)
Label: Customer requirement
Material of housing: Aluminum&Cast Iron
Input Flange: IEC flange for mounting motor
Customization: Acceptable
Quality Control System: ISO9001:2008
Oil: Mineral oil
other oil: Negotiate the price of synthetic oil
Packaging Details: Carton + Wooden Case

nmrv 63 worm gearbox worm motor high torque simple structure manure spreader gearbox electric motor gearboxNMRV090 Used Marine Gearbox
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
Model No.:NMRV571, NMRV030, DMKE factory custom 12v 24v 90v 40w 60w dc electric brush motor for toy car NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150Ratio:5,7.5,10,15,20,25,30,40,50,60,80,100Color:Blue(Ral5571)/Silver Grey (RAL9006) Or On Customer RequestMaterial:Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-IronWorm Wheel: ZCuSn10Pb1Worm:20CrPinion:Tin BronzeOutput Shaft: Steel-45#Usages:Industrial Machine: Food Stuff, Ceramics, Chemical, Wholesale Agricultural Transmission Gearbox for Marine Engineering Crane Transport Packing, Dyeing,Wood working, Glass.IEC Flange:IEC Standard Flange Or On Customer Request
Company Information
Quality control
PackingPacking Details: Standard carton/Pallet/Standard wooden case
Delivery Details : 15-30 working days upon payment

Our Certifications

Related Product
Main product list: 16 series including SLR/SLS/SLK/SLF series hard tooth flank gear reducer , SLRC series aluminium case helical gear reducers,SLHSLB series high power speed reducer, SLP series planetary speed reducer, X/B series cycloidal reducer, SLXG series shaft-mounted gear box, SLSWL series worm screw jack, SLT series helical cone gear box, altogether more than 10,000 ratios, various specification make us at the head of domestic transmission industry, widely serve the mechanical transmission field of light & heavy industry such as: beer & beverage, mining machine, food packing, textile printing, rubber & plastic material, 5-4X 5-3204X VKUA4515A Factory Sales High Quality Durable Universal joint petrochemical industry, jack-up transportation, pharmacy & process hides, environmental protection equipment.
FAQ
1.Payment Term: TT, L/C

2.Delivery time: about 30 days from receive payment.

3.We accept customized products as per your special requirement.

4.Xihu (West Lake) Dis.lines for the Selection:Usually we can select 1 machine which is suitable for you with some informations from you,such as ratio/motor speed/mounting dimension/ out torque etc.

5.If the minimum order amount is in excess of $10000, there are preferential.

Q1: What information should I tell you to confirm the product?
A:Model/Size, Transmission Ratio, Shaft directions & Order quantity.

Q2: What can i do if I don’t know which 1 I need?
A:Dont worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q3: What is your product warranty period?
A:We offer 1 year warranty since the vessel departure date left China.

Q4: Are you trading company or manufacturer ?
A: We are factory.

Q5: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q6: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q7: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact us as below:

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The Parts of a Gearbox

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

Components

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

Functions

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

Maintenance

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

China manufacturer nmrv 63 manual worm gearbox cover worm reduction gearbox speed reducer motor mini worm gearbox for servo motor reducing speed  with Hot sellingChina manufacturer nmrv 63 manual worm gearbox cover worm reduction gearbox speed reducer motor mini worm gearbox for servo motor reducing speed  with Hot selling