Product Description

Customer Design Plastic Nylon Transmission Car Auto Spare Parts Door Gate Window Opener Elevator Lifting Gear Rack Pinion Racks

Features

1. High-precision racks for smooth, quiet operation.
2. Precision pinions easily mount to gearboxes.
3. Can be combined and cut into arbitrary shorter lengths.
4. High stabilization, flexible for custom-made requests.
5. High Load capability, more compact, but less complex.
6. Constant stiffness over the complete travel length plus good system performance.

Product Description

Product Type Helical teeth gear rack/ Straight teeth gear racks
Model Number M1 M1.25 M1.5 M2 M2.5 M3 M4 M5 M6 M8 M10 M12
Length 500mm, 1000mm, 2000mm, custom length
Material C45, 42CrMo, SS304, SS316, nylon, POM
Helix Angle Standard 19°31’42” or customized angle
Precision DIN5 DIN6 DIN7 DIN8 DIN9 DIN10 
Pressure Angle 14.5 / 15 / 20 degree
Finish Black oxide, galvanized, teeth hardened
Application Automation Machines, CNC Machine, Building Material Shops, Manufacturing Plants, Machinery Repair Shops, Construction works
Delivery Time Stock size 2-5 days; customized size 10-30 days

 

Detailed Photos

 

 

Our Advantages

Related Product

 

Company Profile

FAQ

Q: How to ship to us?
A: It is available by air, sea, or train.

Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.

Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.

Application: Machinery, Door Gate Window
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Order Sample

Black and silver
Customization:
Available

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Customized Request

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Shipping Cost:

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

plastic gear rack

How do plastic gear racks contribute to precise linear motion and positioning?

Plastic gear racks play a vital role in enabling precise linear motion and positioning in various applications. Their unique characteristics and design features contribute to accurate and controlled movement. Here’s a detailed explanation of how plastic gear racks contribute to precise linear motion and positioning:

  • Tooth Engagement: Plastic gear racks have teeth that mesh with mating gears or pinions. The engagement between the teeth of the gear rack and the mating component allows for a positive transfer of motion. The teeth maintain a constant contact area, ensuring precise and consistent movement without slippage or backlash. This tooth engagement mechanism facilitates accurate linear motion and positioning.
  • Tooth Profile: The tooth profile of plastic gear racks is designed to optimize the contact pattern and minimize variations in motion. Various tooth profiles, such as straight or helical, are used depending on the specific application requirements. Helical gear racks, for instance, provide smoother and more uniform contact, reducing noise, and enhancing the accuracy of linear motion. The tooth profile selection is crucial in achieving precise positioning.
  • High Accuracy Manufacturing: Plastic gear racks are manufactured with high precision to ensure dimensional accuracy and consistent tooth geometry. Advanced manufacturing techniques, such as injection molding or precision machining, are employed to achieve tight tolerances and precise tooth profiles. A high level of manufacturing accuracy directly translates into precise linear motion and positioning capabilities of the gear rack.
  • Low Backlash: Backlash refers to the slight clearance or play between the teeth of the gear rack and the mating component. Plastic gear racks are designed to minimize backlash, which is crucial for accurate positioning. By reducing or eliminating backlash, the gear rack can maintain a direct and immediate response to input motion, resulting in precise linear movement without any lag or hysteresis.
  • Stiffness and Rigidity: Plastic gear racks exhibit sufficient stiffness and rigidity to resist deflection and bending during operation. This rigidity ensures that the gear rack maintains its shape and position, even under varying loads or forces. By minimizing any undesired flexing or deformation, the gear rack maintains precise linear motion and positioning, allowing for repeatable and accurate movement.
  • Lubrication and Friction Control: Proper lubrication is essential for achieving precise linear motion and positioning with plastic gear racks. Lubricants reduce friction between the teeth, minimizing wear and ensuring smooth operation. By controlling friction, lubrication helps maintain consistent motion, reduces variations in positioning, and enhances the overall accuracy of the gear rack system.

Plastic gear racks are widely used in applications that require precise linear motion and positioning, such as CNC machines, 3D printers, robotics, and automation systems. Their ability to provide accurate and controlled movement makes them a popular choice in various industries. It’s important to select the appropriate gear rack size, tooth profile, and material based on the specific application requirements to achieve the desired level of precision.

plastic gear rack

How do plastic gear racks handle variations in temperature and humidity?

Plastic gear racks are designed to handle variations in temperature and humidity, offering certain advantages compared to metal gear racks in such conditions. Here’s a detailed explanation of how plastic gear racks handle these variations:

  • Temperature Resistance: Plastic gear racks are available in materials that exhibit good temperature resistance. They can withstand a wide range of temperatures, both high and low, without significant deformation or degradation. Different plastic materials have different temperature limits, so it’s important to select a material that suits the intended operating temperature range. For example, engineering plastics like nylon or acetal can maintain their mechanical properties across a wide temperature range, making them suitable for various applications.
  • Thermal Expansion: Plastic gear racks have a lower coefficient of thermal expansion compared to metals. This means they expand or contract less with temperature changes. The low thermal expansion coefficient helps minimize dimensional changes and ensures the gear rack retains its shape and tooth profile, maintaining the overall accuracy and performance. It’s important to consider the thermal expansion characteristics of the specific plastic material used in the gear rack design to account for any potential dimensional changes during temperature variations.
  • Humidity Resistance: Plastic gear racks are generally resistant to humidity and moisture. Unlike metals, plastic materials do not rust or corrode when exposed to water or high humidity environments. This resistance to moisture makes plastic gear racks suitable for applications where there is a risk of exposure to moisture, such as outdoor equipment or machinery used in humid environments. However, it’s important to consider the specific plastic material’s moisture absorption properties and select a material that has low moisture absorption rates to maintain dimensional stability and prevent any negative effects on performance.
  • Sealing and Protective Measures: In applications where plastic gear racks are exposed to extreme temperature or high humidity conditions, additional sealing or protective measures may be necessary. This can include using gaskets, seals, or enclosures to ensure that the gear rack remains protected from direct contact with moisture or temperature fluctuations. Sealing measures can help maintain the gear rack’s performance and extend its lifespan in challenging environmental conditions.
  • Material Selection: The choice of plastic material for the gear rack is crucial in determining its ability to handle temperature and humidity variations. Different plastic materials have different properties, including temperature and moisture resistance. It’s important to select a plastic material that is specifically formulated or engineered to withstand the anticipated temperature and humidity conditions in the application. Consulting with material suppliers or manufacturers can provide guidance in selecting the most suitable plastic material for the desired operating conditions.

While plastic gear racks offer advantages in handling temperature and humidity variations, it’s important to assess the specific requirements of the application and select the appropriate plastic material and design considerations accordingly. Regular inspection and maintenance should also be performed to ensure the gear rack’s performance is not compromised by any environmental factors.

plastic gear rack

In which industries are plastic gear racks commonly employed?

Plastic gear racks are commonly employed in various industries due to their unique characteristics and advantages. Here’s a detailed explanation of the industries where plastic gear racks are commonly used:

  • Automation and Robotics: Plastic gear racks find extensive use in automation and robotics industries. They are employed in linear motion systems, such as conveyor systems, pick-and-place machines, or robotic arms. Plastic gear racks provide lightweight and cost-effective solutions for converting rotary motion into linear motion, enabling precise control and movement in automated systems.
  • Printing and Packaging: Plastic gear racks are commonly used in printing and packaging industries. They are employed in printing presses, labeling machines, or packaging equipment for tasks such as paper transport, registration, or cutting operations. Plastic gear racks offer advantages such as reduced noise, corrosion resistance, and lightweight construction, ensuring smooth and reliable operation in these applications.
  • Medical and Healthcare: Plastic gear racks have applications in the medical and healthcare sectors. They are used in various medical equipment and devices, including hospital beds, dental chairs, or diagnostic machines. Plastic gear racks provide quiet operation, lightweight design, and resistance to sterilization processes, making them suitable for precise linear motion control in medical applications.
  • Office Equipment: Plastic gear racks are commonly employed in office equipment such as printers, scanners, or photocopiers. They contribute to the movement of scanning heads, paper feeds, or other components requiring linear motion control. Plastic gear racks offer advantages such as low friction, quiet operation, and cost-effectiveness, ensuring reliable performance in office equipment.
  • Consumer Electronics: Plastic gear racks find applications in consumer electronics devices that involve linear motion control. They are used in cameras, camcorders, 3D printers, or home appliances. Plastic gear racks provide lightweight and compact solutions, enabling precise positioning and movement of components in consumer electronics products.
  • Automotive: Plastic gear racks have applications in the automotive industry, particularly in electric power steering systems. They are utilized to convert the rotational motion of the steering motor into linear motion for steering the vehicle. Plastic gear racks offer advantages such as reduced weight, lower manufacturing costs, and quieter operation compared to traditional metal gear racks used in hydraulic power steering systems.
  • Renewable Energy: Plastic gear racks are employed in renewable energy applications, such as solar tracking systems or wind turbines. They enable precise positioning and movement of solar panels or wind turbine blades to optimize energy capture. Plastic gear racks offer advantages such as lightweight construction, corrosion resistance, and low friction, making them suitable for use in outdoor and environmentally demanding conditions.

These are just a few examples of the industries where plastic gear racks are commonly employed. The versatility, lightweight construction, corrosion resistance, and cost-effectiveness of plastic gear racks make them a preferred choice in many applications requiring linear motion control.

China Professional Customer Design Plastic Nylon Transmission Car Auto Spare Parts Door Gate Window Opener Elevator Lifting Gear Rack Pinion Racks straight bevel gearChina Professional Customer Design Plastic Nylon Transmission Car Auto Spare Parts Door Gate Window Opener Elevator Lifting Gear Rack Pinion Racks straight bevel gear
editor by CX 2023-11-02