Product Description

Gear Rack Great quality stainless steel helical Spur POM Plastic and pinion steering metric Ground linear flexible best price manufacturer industrial Gear Rack 

The allowable forces shown in the table are the calculated values according to the assumed usage conditions. 
In cases of using a molded flexible rack in an arc shape, proper meshing cannot be obtained as the pitch error and the tooth profile error increases. Be sure and adjust the center distance so that the pinion turns without any problem. 
Molded Flexible Racks are not suitable for use when positioning accuracy is required. 
To find the dimensional tolerance of these racks, please see the Dimensional Tolerance Table. The overall length tolerance is ±10 mm.

 

Precision grade grade 5
Gear teeth Standard full depth
Pressure angle 20°
Material SUS303

 

After Warranty Service Video technical support
Applicable Industries Manufacturing Plant
Warranty 1.5 years
Place of Origin China
China ZHangZhoug
Brand Name EPG
certificate CE
Material Metal
Color Customized
Design Customized

 

 

 

 

 

 

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Type: Custom
Usage: Agricultural Products Processing, Farmland Infrastructure
Material: Stainless Steel
Power Source: Custom
Weight: Custom
Processing: Hobbing
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

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Customization:
Available

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plastic gear rack

Can plastic gear racks be customized for specific machinery and equipment?

Yes, plastic gear racks can be customized to meet the specific requirements of different machinery and equipment. Customization allows gear racks to be tailored to the unique needs of a particular application, ensuring optimal performance and compatibility. Here’s a detailed explanation of how plastic gear racks can be customized for specific machinery and equipment:

  • Size and Dimensions: Plastic gear racks can be customized in terms of size and dimensions to fit specific machinery and equipment. The length, width, and thickness of the gear rack can be adjusted to match the available space and mating components. Custom sizing ensures proper integration and alignment with other gears, pulleys, or transmission components, optimizing the overall functionality of the machinery.
  • Tooth Profile and Pitch: The tooth profile and pitch of plastic gear racks can be customized to suit the requirements of the machinery. Different tooth profiles, such as straight, helical, or modified profiles, can be selected based on factors like load distribution, noise reduction, or specific motion requirements. The pitch, or the distance between teeth, can also be adjusted to achieve the desired gear ratio or to match with the mating gear or pinion.
  • Material Selection: Depending on the application and operating conditions, different plastic materials can be chosen for the custom gear rack. The selection of the plastic material will consider factors such as strength, wear resistance, temperature resistance, and chemical compatibility. By selecting the most suitable plastic material for the specific machinery and equipment, the performance and longevity of the gear rack can be optimized.
  • Mounting and Fixing Options: Plastic gear racks can be customized with specific mounting and fixing options to ensure proper installation and alignment. Mounting holes, slots, or other attachment features can be incorporated into the design, facilitating easy and secure mounting of the gear rack onto the machinery or equipment. Customized mounting options help simplify the assembly process and enhance the overall reliability of the system.
  • Additional Features: Depending on the application requirements, plastic gear racks can be customized with additional features or modifications. This may include adding keyways, grooves, or specific surface treatments to enhance performance, improve load distribution, or enable compatibility with other components. Customized features can be designed to address specific challenges or to optimize the gear rack’s functionality within the machinery or equipment.

Customization of plastic gear racks is typically carried out in collaboration with manufacturers or suppliers who specialize in gear rack production. Working closely with experts allows for the development of tailored solutions that meet the unique needs of the machinery or equipment. It is important to provide detailed specifications and requirements to ensure accurate customization and the successful integration of the gear rack into the specific application.

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

What types of plastics are typically used to make gear racks?

When manufacturing gear racks, several types of plastics are commonly used due to their specific properties and suitability for different applications. Here are some of the typical plastics used to make gear racks:

  • Nylon (Polyamide): Nylon is one of the most commonly used plastics for gear rack manufacturing. It offers excellent wear resistance, high strength, and low friction properties. Nylon gear racks are known for their durability, toughness, and ability to handle heavy loads. They also exhibit self-lubricating properties, reducing the need for additional lubrication.
  • Polyacetal (POM): Polyacetal, also known as acetal or Delrin, is another popular plastic choice for gear rack production. It has high strength, stiffness, and excellent dimensional stability. POM gear racks provide low friction, good wear resistance, and high fatigue resistance. They are often used in applications that require precise positioning and high-speed operation.
  • Polyethylene (PE): Polyethylene is a versatile plastic used in various gear rack applications. It offers good chemical resistance, low friction properties, and high impact strength. PE gear racks are lightweight, cost-effective, and suitable for applications where corrosion resistance and noise reduction are important.
  • Polypropylene (PP): Polypropylene is a thermoplastic with properties similar to polyethylene. It has good chemical resistance, low moisture absorption, and excellent fatigue resistance. PP gear racks are commonly used in applications where lightweight construction, electrical insulation, and resistance to chemicals or solvents are required.
  • Polycarbonate (PC): Polycarbonate is a strong and impact-resistant plastic used in gear racks. It offers high transparency, excellent dimensional stability, and good thermal resistance. PC gear racks are often employed in applications that require visibility, such as in display systems or consumer electronics.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance engineering plastic used in gear rack manufacturing. It possesses excellent heat resistance, chemical resistance, and dimensional stability. PPS gear racks are commonly found in applications that involve high temperatures, such as automotive or industrial equipment.

It’s worth noting that the selection of the specific plastic for gear rack production depends on factors such as the application requirements, operating conditions, load capacity, and desired performance characteristics. Different plastics offer distinct advantages and limitations, and the choice should be made based on a comprehensive evaluation of these factors.

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editor by Dream 2024-05-06