China Best Sales 22mm Metal Cutted High Precision Low Noise Planetary Gearhead Gearbox gearbox and motor

Product Description

Product overview:

Planetary gearheads feature extremely high power transmission with a very short design. The modular design and the scaled stages provide the basis for a customer-specific solution. Metal components make use in a wide range of applications possible.At the same time they have a very compact form, low weight, and excellent efficiency. Self-centering planet gears ensure a symmetrical force distribution. The ring gear also forms the housing of the gearbox. The gearbox output shaft is supported in 2 ball bearings so that it can withstand high axial and radial loads. The gearboxes are customized, e.g. for use in especially low ambient temperatures, or as high-power gearboxes with reinforced output shafts, or with special lubricants for very long service life.

Typical applications:
 

  1. ATM in bank,Robot,Door-lock,Auto shutter, USB fan,Slot machine,Money detector, Coin refund devices
  2. Currency count machine, Towel dispensers, Automatic doors,Peritoneal machine
  3. Automatic TV rack, Office equipemt ,Household appliances,Automatic, medical screwdriver, robotic arms
  4. Lab stirrer, Cosmetology instrument, Medical devices, Hairdressing equipment,Cameras,Health-care articles

Miscellanea:
 

  1. Please contact us to get detailed specifications and drawings for the geared motor you're looking for.
  2. We are able to design and produce the geared motor you specified.(OEM & ODM).
  3. Please visit us at silent to get more information.

 

Factory overview:

HangZhou Silent Industry Co.,Ltd is a professional manufacturer specialized in development, production and sales of micro geared motor, small module gear, and the miniature precision planetary gearbox for more than 20 years. We provide overall transmission solutions for smart home and robot, medical devices, industrial automation, intelligent equipments, sunshade industry, aerospace etc.

We are a national high-tech enterprise and have obtained more than 30 patents. Our products are characterized by high precision and high torque, low noise and long service life. All gears of the gear motors are developed and produced by our own gear department. The gears' precision can reach ISO 8 level, which ensures the guaranteed quality control from design to production. At the same time, we can develop, design and produce according to the needs of customers.We're looking for business partners all around the world to work and develop together.

Welcome to our company, and we will always provide you with satisfactory consulting, manufacturing and service.

Concentrating on micro reduction motor for 16 years

Independent research and development of planetary gearmotor (8mm-62mm)

High torque and high efficience, low noise and long life

ISO9001/14001, IATF16949 quality system certificated

World-class quality

Custom-tailor to requirements

Be our partners

Application: Motor
Function: Change Drive Torque
Layout: Three-Ring
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

planetary gearbox

Impact of Gear Tooth Design and Profile on the Efficiency of Planetary Gearboxes

The design and profile of gear teeth have a significant impact on the efficiency of planetary gearboxes:

  • Tooth Profile: The tooth profile, such as involute, cycloid, or modified profiles, affects the contact pattern and load distribution between gear teeth. An optimized profile minimizes stress concentration and ensures smooth meshing, contributing to higher efficiency.
  • Tooth Shape: The shape of gear teeth influences the amount of sliding and rolling motion during meshing. Gear teeth designed for more rolling and less sliding motion reduce friction and wear, enhancing overall efficiency.
  • Pressure Angle: The pressure angle at which gear teeth engage affects the force distribution and efficiency. Larger pressure angles can lead to higher efficiency due to improved load sharing, but they may require more space.
  • Tooth Thickness and Width: Optimized tooth thickness and width contribute to distributing the load more evenly across the gear face. Proper sizing reduces stress and increases efficiency.
  • Backlash: Backlash, the gap between meshing gear teeth, impacts efficiency by causing vibrations and energy losses. Properly controlled backlash minimizes these effects and improves efficiency.
  • Tooth Surface Finish: Smoother tooth surfaces reduce friction and wear. Proper surface finish, achieved through grinding or honing, enhances efficiency by reducing energy losses due to friction.
  • Material Selection: The choice of gear material influences wear, heat generation, and overall efficiency. Materials with good wear resistance and low friction coefficients contribute to higher efficiency.
  • Profile Modification: Profile modifications, such as tip and root relief, optimize tooth contact and reduce interference. These modifications minimize friction and increase efficiency.

In summary, the design and profile of gear teeth play a crucial role in determining the efficiency of planetary gearboxes. Optimal tooth profiles, shapes, pressure angles, thicknesses, widths, surface finishes, and material selections all contribute to reducing friction, wear, and energy losses, resulting in improved overall efficiency.

planetary gearbox

Considerations for Selecting Size and Gear Materials in Planetary Gearboxes

Choosing the appropriate size and gear materials for a planetary gearbox is crucial for optimal performance and reliability. Here are the key considerations:

1. Load and Torque Requirements: Evaluate the anticipated load and torque that the gearbox will experience in the application. Select a gearbox size that can handle the maximum load without exceeding its capacity, ensuring reliable and durable operation.

2. Gear Ratio: Determine the required gear ratio to achieve the desired output speed and torque. Different gear ratios are achieved by varying the number of teeth on the gears. Select a gearbox with a suitable gear ratio for your application's requirements.

3. Efficiency: Consider the efficiency of the gearbox, which is influenced by factors such as gear meshing, bearing losses, and lubrication. A higher efficiency gearbox minimizes energy losses and improves overall system performance.

4. Space Constraints: Evaluate the available space for installing the gearbox. Planetary gearboxes offer compact designs, but it's essential to ensure that the selected size fits within the available area, especially in applications with limited space.

5. Material Selection: Choose suitable gear materials based on factors like load, speed, and operating conditions. High-quality materials, such as hardened steel or specialized alloys, enhance gear strength, durability, and resistance to wear and fatigue.

6. Lubrication: Proper lubrication is critical for reducing friction and wear in the gearbox. Consider the lubrication requirements of the selected gear materials and ensure the gearbox is designed for efficient lubricant distribution and maintenance.

7. Environmental Conditions: Assess the environmental conditions in which the gearbox will operate. Factors such as temperature, humidity, and exposure to contaminants can impact gear material performance. Choose materials that can withstand the operating environment.

8. Noise and Vibration: Gear material selection can influence noise and vibration levels. Some materials are more adept at dampening vibrations and reducing noise, which is essential for applications where quiet operation is crucial.

9. Cost: Consider the budget for the gearbox and balance the cost of materials, manufacturing, and performance requirements. While high-quality materials may increase initial costs, they can lead to longer gearbox lifespan and reduced maintenance expenses.

10. Manufacturer's Recommendations: Consult with gearbox manufacturers or experts for guidance on selecting the appropriate size and gear materials. They can provide insights based on their experience and knowledge of various applications.

Ultimately, the proper selection of size and gear materials is vital for achieving reliable, efficient, and long-lasting performance in planetary gearboxes. Taking into account load, gear ratio, materials, lubrication, and other factors ensures the gearbox meets the specific needs of the application.

planetary gearbox

Role of Sun, Planet, and Ring Gears in Planetary Gearboxes

The arrangement of sun, planet, and ring gears is a fundamental aspect of planetary gearboxes and significantly contributes to their performance. Each gear type plays a specific role in the gearbox's operation:

  • Sun Gear: The sun gear is located at the center and is driven by the input power source. It transmits torque to the planet gears, causing them to orbit around it. The sun gear's size and rotation speed affect the overall gear ratio of the system.
  • Planet Gears: Planet gears are smaller gears that surround the sun gear. They are held in place by the planet carrier and mesh with both the sun gear and the internal teeth of the ring gear. As the sun gear rotates, the planet gears revolve around it, engaging with both the sun and ring gears simultaneously. This arrangement multiplies torque and changes the direction of rotation.
  • Ring Gear (Annulus Gear): The ring gear is the outermost gear with internal teeth that mesh with the planet gears' external teeth. It remains stationary or acts as the output shaft. The interaction between the planet gears and the ring gear causes the planet gears to rotate on their own axes as they orbit the sun gear.

The arrangement of these gears allows for various gear reduction ratios and torque multiplication effects, making planetary gearboxes versatile and efficient for a wide range of applications. The combination of multiple gear engagements and interactions distributes the load across multiple gear teeth, resulting in higher torque capacity, smoother operation, and lower stress on individual gear teeth.

Planetary gearboxes offer advantages such as compact size, high torque density, and the ability to achieve multiple gear reduction stages within a single unit. The arrangement of the sun, planet, and ring gears is essential for achieving these benefits while maintaining efficiency and reliability in various mechanical systems.

China Best Sales 22mm Metal Cutted High Precision Low Noise Planetary Gearhead Gearbox   gearbox and motor	China Best Sales 22mm Metal Cutted High Precision Low Noise Planetary Gearhead Gearbox   gearbox and motor
editor by CX 2023-11-01

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