China Best Sales Automatic Planetary Gearbox with 12V 24V DC Motors Powder Injection Molding Sintering Gears OEM Factory best automatic gearbox

Product Description

Description:
Product Name : 6mm 10mm  12mm Speed reducer, geared motor , planet gearbox 
Gearbox Type: Planetary gears
Material: Powder metallurgy Metal 
Gear Ratio : 5:1 , 10:1 , 20:1 , 25:1 , 30:1 , 40:1 , 50:1 , 60:1 ,70:1…100:1…  customised
Gearbox diameter : 6mm , 10mm , 12mm , 16mm , 22mm , 24mm , 32mm , 38mm , 42mm ……
3V , 12V ,24V available .
Torque: 20 – 50 Nm, 10 – 20 Nm, 5 – 10 Nm,1 – 5 Nm, 0.5 – 1 Nm, 0.2 – 0.5 Nm, 0 – 0.1 Nm, 0.1 – 0.2 Nm
D Shaft :4mm stainless steel material 
Color : Black & silver
RPM : 10, 20 , 30 , 40 , 50

We are a factory specialized in metal parts hardware & metal gearbox geared motor through powder metallurgy process .We services with ODM/OEM gearbox design and development , gearmotors manufacture.
 

A planetary (or epicyclical) gearbox uses epicyclical gears for speed reduction. It is composed of 1 or more toothed wheels turning around a rotating shaft. Each rotates on its own axis as well as revolving around the central shaft. This provides great reduction capability in a small space, making them common in automatic transmissions.These mechanisms are used wherever efficiency and high reduction ratios are needed in a small space. Examples are automatic transmissions and many industrial applications using electric gear motors.
planetary gears also refer as epicyclic gearing consisting 3 elements sun gear, planet gear and ring gear. Sun gear is located at the center that transmits torque to planet gears orbiting around the sun gear. Both systems are located inside the ring gear. In the toothed formation sun and planet gears are externally mesh and ring gear internally meshes. 
Planetary gear is found in many variation and arrangements to meet a broad range of speed-ratio in the deign requirements. Planetary gear system is use in varies applications such as, clocks, lunar calendar, car mirror, toys, gearhead motor, turbine engine and many more.

Planetary Gearbox advantages:

  • Coaxial arrangement of input shaft and output shaft
  • Load distribution to several planetary gears
  • High efficiency due to low rolling power
  • Almost unlimited transmission ratio options due to combination of several planet stages
  • Suitable as planetary switching gear due to fixing this or that part of the gearbox
  • Possibility of use as overriding gearbox
  • Favorable volume output
  • Suitability for a wide range of application

Application :

  • Medical and Health Industry
  • Electronics and Telecommunication Industry
  • Robotics Industry
  • Automation Industry
  • CNC, Machine, and Tool Manufacturing Industries
  • Automobile, Textile, Printing, Food, and Metallurgical Industries

Geared motors for automatic device .

Custom 22mm small geared motors , planet gearhead , metal gearbox , module gear motor system 

Workshop

/* 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

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Automotive Curtain
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Conical – Cylindrical Gear
Step: Three-Step
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

planetary gearbox

Considerations for Selecting Planetary Gearboxes for Aerospace and Satellite Applications

Selecting planetary gearboxes for aerospace and satellite applications requires careful consideration due to the unique demands of these industries:

  • Weight and Size: Aerospace and satellite systems demand lightweight and compact components. Planetary gearboxes with high power density and lightweight materials are preferred to minimize the overall weight and size of the equipment.
  • Reliability: Aerospace missions involve critical operations where component failure is not an option. Planetary gearboxes with a proven track record of reliability and durability are essential to ensure mission success.
  • High Efficiency: Efficiency is crucial in aerospace applications to optimize power usage and extend the operational life of satellites. Planetary gearboxes with high efficiency ratings contribute to energy conservation.
  • Extreme Environments: Aerospace and satellite systems are exposed to harsh conditions such as vacuum, extreme temperatures, and radiation. Planetary gearboxes need to be designed and tested to withstand these conditions without compromising performance.
  • Precision and Accuracy: Many aerospace operations require precise positioning and accurate control. Planetary gearboxes with minimal backlash and high precision gear meshing contribute to accurate movements.
  • Lubrication: Lubrication plays a vital role in aerospace gearboxes to ensure smooth operation and prevent wear. Gearboxes with efficient lubrication systems or self-lubricating materials are favored.
  • Redundancy and Fail-Safe: Some aerospace systems incorporate redundancy to ensure mission success even in case of component failure. Planetary gearboxes with built-in redundancy or fail-safe mechanisms enhance system reliability.
  • Integration: Planetary gearboxes need to be seamlessly integrated into the overall design of aerospace and satellite systems. Customization options and compatibility with other components are important factors.

Overall, selecting planetary gearboxes for aerospace and satellite applications involves a comprehensive evaluation of factors related to weight, reliability, efficiency, durability, environmental resistance, precision, and integration to meet the unique demands of these industries.

planetary gearbox

Impact of Temperature Variations and Environmental Conditions on Planetary Gearbox Performance

The performance of planetary gearboxes can be significantly influenced by temperature variations and environmental conditions. Here’s how these factors impact their operation:

Temperature Variations: Extreme temperature fluctuations can affect the lubrication properties of the gearbox. Cold temperatures can cause the lubricant to thicken, leading to increased friction and reduced efficiency. On the other hand, high temperatures can cause the lubricant to thin out, potentially leading to insufficient lubrication and accelerated wear.

Environmental Contaminants: Planetary gearboxes used in outdoor or industrial environments can be exposed to contaminants such as dust, dirt, moisture, and chemicals. These contaminants can infiltrate the gearbox and degrade the quality of the lubricant. Additionally, abrasive particles can cause wear on gear surfaces, leading to decreased performance and potential damage.

Corrosion: Exposure to moisture, especially in humid or corrosive environments, can lead to corrosion of gearbox components. Corrosion weakens the structural integrity of gears and other components, which can ultimately result in premature failure.

Thermal Expansion: Temperature changes can cause materials to expand and contract. In gearboxes, this can lead to misalignment of gears and improper meshing, causing noise, vibration, and reduced efficiency. Proper consideration of thermal expansion is crucial in gearbox design.

Sealing and Ventilation: To mitigate the impact of temperature and environmental factors, planetary gearboxes need effective sealing to prevent contaminants from entering and to retain the lubricant. Proper ventilation is also essential to prevent pressure build-up inside the gearbox due to temperature changes.

Cooling Systems: In applications where temperature control is critical, cooling systems such as fans or heat exchangers can be incorporated to maintain optimal operating temperatures. This helps prevent overheating and ensures consistent gearbox performance.

Overall, temperature variations and environmental conditions can have a profound impact on the performance and lifespan of planetary gearboxes. Manufacturers and operators need to consider these factors during design, installation, and maintenance to ensure reliable and efficient operation.

planetary gearbox

Design Principles and Functions of Planetary Gearboxes

Planetary gearboxes, also known as epicyclic gearboxes, are a type of gearbox that consists of one or more planet gears that revolve around a central sun gear, all contained within an outer ring gear. The design principles and functions of planetary gearboxes are based on this unique arrangement:

  • Sun Gear: The sun gear is positioned at the center and is connected to the input shaft. It transmits power from the input source to the planetary gears.
  • Planet Gears: Planet gears are small gears that rotate around the sun gear. They are typically mounted on a carrier, which is connected to the output shaft. The interaction between the planet gears and the sun gear creates both speed reduction and torque amplification.
  • Ring Gear: The outer ring gear is stationary and surrounds the planet gears. The teeth of the planet gears mesh with the teeth of the ring gear. The ring gear serves as the housing for the planet gears and provides a fixed outer reference point.
  • Function: Planetary gearboxes offer various gear reduction ratios by altering the arrangement of the input, output, and planet gears. Depending on the configuration, the sun gear, planet gears, or ring gear can serve as the input, output, or stationary element. This flexibility allows planetary gearboxes to achieve different torque and speed combinations.
  • Gear Reduction: In a planetary gearbox, the planet gears rotate while also revolving around the sun gear. This double motion creates multiple gear meshing points, distributing the load and enhancing torque transmission. The output shaft, connected to the planet carrier, rotates at a lower speed and higher torque than the input shaft.
  • Torque Amplification: Due to the multiple points of contact between the planet gears and the sun gear, planetary gearboxes can achieve torque amplification. The arrangement of gears allows for load sharing and distribution, leading to efficient torque transmission.
  • Compact Size: The compact design of planetary gearboxes, achieved by stacking the gears concentrically, makes them suitable for applications where space is limited.
  • Multiple Stages: Planetary gearboxes can be designed with multiple stages, where the output of one stage becomes the input of the next. This arrangement allows for high gear reduction ratios while maintaining a compact size.
  • Controlled Motion: By controlling the arrangement of the gears and their rotation, planetary gearboxes can provide different motion outputs, including forward, reverse, and even variable speeds.

Overall, the design principles of planetary gearboxes allow them to provide efficient torque transmission, compact size, high gear reduction, and versatile motion control, making them well-suited for various applications in industries such as automotive, robotics, aerospace, and more.

China Best Sales Automatic Planetary Gearbox with 12V 24V DC Motors Powder Injection Molding Sintering Gears OEM Factory   best automatic gearbox	China Best Sales Automatic Planetary Gearbox with 12V 24V DC Motors Powder Injection Molding Sintering Gears OEM Factory   best automatic gearbox
editor by CX 2024-05-17