China factory Factory Supply Straight and Helical Gear Rack for Industrial Use worm gearbox

Product Description

Steel Gear racks:

Our steel gear racks,CNC gear racks,gear racks M1,racks and pinion steering gears are exported in big quantity to Europe,America,Australia,Brazil,South Africa, Russia etc.There are standard gear racks available and also special gear racks as per your drawings or samples.Standard and special gear racks are all produced by CNC machines.

Note of steel gear racks

1. Material: Carbon steel, stainless steel, aluminium alloy, plastic, brass etc.

2. Module: M1, M1.5, M2, M3, M4, M5, M6, M7, M8 etc.

3. The pressure angle: 20°.

4. Surface treatment: Zinc-plated, Nickle-plated, Black-Oxide, Carburizing, Hardening and tempering,

   nitriding, high frequency treatment etc.

5. Production Machines: Gear shaper, hobbing machine, CNC lathe, milling machine, drilling machine,

    grinder etc.

6. Heat treatment carburizing and quenching.

7. Surface disposal: forced shot-peening.

Data sheet

Specification LxWxH(mm) Material Module



Stainless Steel

1005x9x30 4
1005x10x30 4
1005x11x30 4
1005x12x30 4
1002x12x30 4
1004x12x30 4
1005x15x30 4
1005x20x20 4
1005x22x22 4
1005x25x25 4
1005x30x30 6
1004x8x40 5

Our Main Products:

1. Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate; 

2. Forging, Casting, Stampling Part; 

3. V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;  

4. Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.; 

5. Shaft Coupling: including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling, 
    Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;  

6. Shaft Collars: including Setscrew Type, Single Split and Double Splits; 

7. Gear & Rack: Spur gear/rack, bevel gear, helical gear/rack.

8. Other customized Machining Parts according to drawings (OEM) Forging, Casting, Stamping Parts.


ZheJiang Mighty Machinery Co., Ltd. specializes in offering best service and the most competitive price for our customer.

After over 10 years’ hard work, MIGHTY’s business has grown rapidly and become an important partner for oversea clients in the industrial field and become a holding company for 3 manufacturing factories.

MIGHTY’s products have obtained reputation of domestic and oversea customers with taking advantage of technology, management, quality and very competitive price.

Your satisfaction is the biggest motivation for our work, choose us to get high quality products and best service.



Q: Are you trading company or manufacturer ?

A: We are factory.

Q: 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.

Q: 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.

Q: What is your terms of payment ?

A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit.To supply customers excellent quality products with good price and punctual delivery time is our responsibility.

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Standard and Custom
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
US$ 1/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

metric gear rack

How does the design of the metric gear rack affect its performance?

The design of the metric gear rack plays a crucial role in determining its performance characteristics and overall functionality. Here’s a detailed explanation of how the design aspects of a metric gear rack affect its performance:

1. Tooth Profile: The tooth profile of the gear rack is a critical design element that influences its performance. Different tooth profiles, such as straight (rectangular), helical, or circular arc, have distinct advantages and limitations. The tooth profile affects the smoothness of engagement with mating gears or pinions, load distribution along the tooth contact area, and the ability to transmit torque efficiently. The selection of the appropriate tooth profile depends on factors such as the application requirements, desired load capacity, noise reduction, and the desired level of backlash.

2. Module and Pitch: The module and pitch of the gear rack define the size and spacing of the teeth. The module represents the ratio of the pitch diameter to the number of teeth, while the pitch is the distance between corresponding points on adjacent teeth. The module and pitch determine the gear rack’s meshing compatibility with mating gears or pinions and affect its load-carrying capacity, precision, and smoothness of operation. The selection of the module and pitch is based on factors such as the desired gear ratio, torque requirements, and the level of precision needed for the application.

3. Pressure Angle: The pressure angle is the angle between the tooth profile and a radial line at the point of contact. Common pressure angles for metric gear racks are 20 degrees and 14.5 degrees. The pressure angle affects the load distribution, contact stress, and efficiency of power transmission. A higher pressure angle typically results in a higher load-carrying capacity but may lead to increased friction and wear. The selection of the pressure angle depends on factors such as the application requirements, desired load capacity, and the desired level of efficiency.

4. Material Selection: The choice of material for the gear rack is an important design consideration that affects its performance and durability. Different materials, such as steel alloys or other high-strength materials, offer varying levels of strength, hardness, wear resistance, and corrosion resistance. The material selection is based on factors such as the application requirements, anticipated loads, operating conditions (e.g., temperature, humidity), and the desired service life of the gear rack. The material should be capable of withstanding the anticipated loads and environmental conditions while maintaining the desired performance characteristics.

5. Surface Finish: The surface finish of the gear rack’s teeth and contact surfaces can significantly impact its performance. A smooth and properly finished surface reduces friction, noise, and wear. Common surface finishing techniques include grinding, honing, or lapping. The surface finish should be optimized to minimize frictional losses, ensure proper lubrication, and maintain the desired level of precision during operation.

6. Backlash: Backlash refers to the amount of free movement or play between the mating gears or pinions. The design of the gear rack can influence the amount of backlash present in the system. A minimal amount of backlash is desirable for applications requiring precise positioning and minimal lost motion. However, in some cases, a controlled amount of backlash may be necessary to compensate for thermal expansion, misalignment, or variations in the load. The design of the gear rack should consider the desired level of backlash based on the application requirements and the need for positional accuracy.

7. Load Capacity and Efficiency: The design of the gear rack directly affects its load-carrying capacity and overall efficiency. Factors such as the tooth profile, module, pitch, pressure angle, and material selection influence the gear rack’s ability to transmit torque, handle loads, and distribute the load evenly across the teeth. A well-designed gear rack should be capable of withstanding the anticipated loads without excessive deflection, wear, or failure. Additionally, an efficient gear rack design minimizes power losses due to friction and ensures smooth power transmission.

8. Mounting and Integration: The design of the gear rack should consider the ease of mounting and integration into the machinery or equipment. Proper mounting options, such as pre-drilled holes or slots, facilitate accurate alignment and secure attachment of the gear rack. The design should allow for easy installation, adjustment, and maintenance, ensuring smooth operation and minimizing downtime.

9. Noise and Vibration: The design of the gear rack can influence the level of noise and vibration generated during operation. Factors such as tooth profile, surface finish, backlash, and alignment affect the smoothness of gear engagement and the occurrence of noise and vibration. A well-designed gear rack minimizes unwanted noise and vibration, contributing to a quieter andsmoother operation.

10. Tolerance and Precision: The design of the gear rack should consider the required level of tolerance and precision for the intended application. Factors such as tooth profile accuracy, pitch accuracy, and dimensional accuracy directly affect the gear rack’s ability to achieve the desired level of precision in gear meshing and positioning. A well-designed gear rack should meet the specified tolerances and dimensional requirements to ensure accurate and reliable operation.

11. Environmental Considerations: Depending on the application and operating conditions, the design of the gear rack may need to account for environmental factors such as temperature variations, humidity, dust, or corrosive substances. Special coatings, surface treatments, or material choices can be employed to enhance the gear rack’s resistance to corrosion, wear, or degradation in challenging environments.

It is important to note that the design considerations mentioned above are general guidelines, and specific design factors may vary depending on the application, industry standards, and specific requirements. Consulting with design engineers, gear specialists, or referring to industry standards and guidelines can provide more detailed insights into optimizing the design of a metric gear rack for specific performance requirements.

In summary, the design of a metric gear rack significantly impacts its performance. Factors such as tooth profile, module and pitch, pressure angle, material selection, surface finish, backlash, load capacity, mounting and integration, noise and vibration, tolerance and precision, and environmental considerations all influence the gear rack’s performance characteristics. By carefully considering these design aspects, engineers can optimize the gear rack’s performance for its intended application, ensuring efficient power transmission, reliable operation, and longevity.

metric gear rack

Can metric gear racks be integrated into robotic and automation equipment?

Yes, metric gear racks can be readily integrated into robotic and automation equipment to enable precise motion control and efficient power transmission. Here’s a detailed explanation of how metric gear racks can be used in robotic and automation applications:

1. Precision Motion Control: Robotic and automation equipment often require precise and controlled motion. Metric gear racks, when combined with compatible mating gears, offer a reliable method for converting rotary motion into linear motion or vice versa. This enables precise positioning, linear actuation, and synchronized movement in robotic arms, linear stages, pick-and-place systems, and other automation equipment. The toothed engagement between the gear rack and the mating gear ensures accurate and repeatable motion control, contributing to the overall precision of the system.

2. Load Handling: Robotic and automation equipment may need to handle varying loads and forces. Metric gear racks are designed to handle high loads, making them suitable for applications where heavy payloads or dynamic forces are involved. The robust construction of gear racks, combined with their ability to distribute loads along the entire length of the rack, ensures efficient transmission of power and reliable load handling capabilities in robotic and automation systems.

3. Compact Design: Space efficiency is often a crucial consideration in robotic and automation equipment design. Metric gear racks offer a compact and efficient solution for linear motion transmission. By utilizing gear racks, linear motion can be achieved without the need for additional components, such as belts, pulleys, or screw mechanisms. This compact design allows for more streamlined and space-saving robotic and automation systems, making gear racks an attractive choice for applications with limited space constraints.

4. Customizability and Versatility: Metric gear racks are available in various sizes, modules, and materials, providing flexibility and customization options for robotic and automation equipment. Engineers can select gear racks with specific dimensions, tooth profiles, and load capacities to match the requirements of the application. This versatility allows for the optimization of gear rack selection based on factors such as load, speed, precision, and environmental conditions, resulting in efficient integration into robotic and automation systems.

5. Compatibility with Other Components: Metric gear racks can be easily integrated with other components commonly used in robotic and automation equipment. They can be combined with motors, encoders, sensors, and control systems to create a comprehensive motion control solution. The compatibility of gear racks with these components facilitates seamless integration and enables precise and coordinated motion control in robotic and automation applications.

6. Reliability and Durability: Robotic and automation systems often operate in demanding and continuous production environments. Metric gear racks are designed to offer high reliability and durability, ensuring long service life and minimal downtime. The use of high-quality materials, precision manufacturing processes, and proper lubrication contribute to the gear racks’ ability to withstand heavy loads, repetitive motion, and challenging operating conditions, making them well-suited for integration into robust robotic and automation equipment.

In summary, metric gear racks can be effectively integrated into robotic and automation equipment to enable precise motion control, efficient power transmission, and reliable operation. Their compatibility with other components, compact design, customizability, and durability make gear racks a suitable choice for a wide range of robotic and automation applications, including pick-and-place systems, assembly lines, CNC machines, material handling systems, and more.

metric gear rack

What is a metric gear rack, and how is it used in machinery?

A metric gear rack is a type of gear rack that follows the metric system of measurement. It is used in machinery for various applications that require linear motion and precise positioning. Here’s a detailed explanation of what a metric gear rack is and how it is used in machinery:

A metric gear rack is a linear component with a straight row of teeth that mesh with a mating gear or pinion. The teeth are designed based on the metric module system, where the module represents the size of the gear teeth. The metric system is widely used in many countries and industries, providing a standardized and interchangeable gear rack solution.

Metric gear racks are used in machinery for several purposes:

1. Linear Motion: Metric gear racks are essential for achieving linear motion in machinery. When paired with a mating gear or pinion, the rotation of the gear or pinion is converted into linear motion along the gear rack. This linear motion is utilized in various applications such as conveyor systems, machine tool slides, robotic arms, and linear actuators. Metric gear racks provide a reliable and precise means of achieving linear motion in machinery.

2. Precision Positioning: Metric gear racks are crucial for precise positioning in machinery. The teeth of the gear rack and mating gear or pinion are designed to engage tightly, minimizing backlash and ensuring accurate positioning control. This precision positioning capability is utilized in applications that require accurate placement of components, such as CNC machines, 3D printers, and automated assembly systems. Metric gear racks enable machinery to achieve high levels of positioning accuracy and repeatability.

3. Load Handling: Metric gear racks are designed to handle different loads in machinery. They are manufactured using materials and geometries that provide strength and durability. This allows them to withstand significant loads and forces encountered in various applications. Metric gear racks are employed in machinery that requires the handling and movement of heavy objects, such as industrial robots, material handling systems, and heavy-duty machinery.

4. Customization and Interchangeability: Metric gear racks offer flexibility and interchangeability in machinery design and integration. They are available in various lengths, widths, and module sizes, allowing for customization based on specific machinery requirements. The use of the metric system ensures compatibility and interchangeability between gear racks and mating gears or pinions from different manufacturers. This allows machinery designers and manufacturers to select gear racks that best suit their application needs and easily replace or upgrade components as necessary.

5. Integration with Control Systems: Metric gear racks can be seamlessly integrated into the control systems of machinery, enabling synchronized and coordinated motion. The gear rack system can be connected to motion control algorithms and feedback systems, ensuring accurate and reliable motion control. This integration enables machinery to operate in a coordinated manner, synchronized with other components or processes. Metric gear racks provide the mechanical foundation for achieving precise and coordinated motion control in machinery.

Metric gear racks are widely used in various industries, including manufacturing, automation, robotics, and more. Their adherence to the metric system, combined with their ability to provide linear motion, precise positioning, load handling, customization, and integration capabilities, makes them a versatile and essential component in machinery design and operation.

China factory Factory Supply Straight and Helical Gear Rack for Industrial Use worm gearboxChina factory Factory Supply Straight and Helical Gear Rack for Industrial Use worm gearbox
editor by Dream 2024-04-25