Product Description

1) According to the different strength and performance, we choose the steel with strong compression;
2) Using Germany professional software and our professional engineers to design products with more reasonable size and better performance; 3) We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;
4) Quality assurance in every step to ensure product quality is controllable.

Product Paramenters

    DRIVEN GEAR

NUMBER OF TEETH

8

MODULE

  7.8205

LENTH

  244

OUTER DIAMETER

ø94.44

DIRECTION OF SPIRAL

L

ACCURACY OF SPLINE

  M24*1.5-6g

NUMBER OF SPLINE

10

 DRIVEN GEAR

NUMBER OF TEETH

39

OUTER DIAMETER

ø305

DIAMETER OF INNER HOLE

ø165

ACCURACY OF SCREW

  12-ø12.5

CENTER DISTANCE OF SCREW HOLE

ø190

DIRECTION OF SPIRAL

R

 

Company Profiles

Our company,HangZhou CHINAMFG Gear co.,Ltd , specialized in Hypoid and spiral bevel gear used in Automotive industry, was foundeded in 1996, with registered capital 136,8 square meter, with building area of 72,000 square meters. More than 500 employees work in our company.
 We own more than 560 high-precise machining equipments, 10 Klingelnberg Oerlikon gear production lines, 36 Gleason gear production lines, 5 forging production lines 2 german Aichilin and 5 CHINAMFG CHINAMFG advanced automatic continuous heat treatment production lines. With the introducing the advanced Oerlikon C50 and P65 measuring center, we enhence our technology level and improve our product quality a lot. We offer better quality  and good after-sale service with low price, which insure the good reputation. With the concept of “for the people, by technology, creativity, for the society, transfering friendship, honest”, we are trying to provice the world-top level product.
Our aim is: CHINAMFG Gear,world class, Drive the world.
According to the different strength and performance, we choose the steel with strong compression;Using Germany professional software and our professional engineers to design products with more reasonable size and better performance;We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;Quality assurance in every step to ensure product quality is controllable.
Our company had full quality management system and had been certified by ISO9001:2000, QS-9000:1998, ISO/TS16949 , which insure the entrance of international market.

Certification & honors

Packaging & Shipping

Packaging Detail:standard package(carton ,wooden pallet).
Shipping:Support Sea freight. Accept FOB,EXW,FAS,DES. 

 

Cooperative customers

HangZhou CHINAMFG Gear Co., Ltd. adheres to the concept of “people-oriented, prosper with science and technology; create high-quality products, contribute to the society; turn friendship, and contribute sincerely”, and will strive to create world automotive axle spiral bevel gear products.


1.Do you provide samples?
Yes,we can offer free sample but not pay the cost of freight.
2.What about OEM?
Yes,we can do OEM according to your requirements.
3.How about after-sales service?
We have excellent after-sales service if you have any quanlity problem,you can contact us anytime.
4.What about package?
Stardard package or customized package as requirements.
5.How to ensure the quanlity of the products?
We can provide raw meterial report,metallographic examination and the accuracy testing etc.
6.How long is your delivery time?
Genarally it is 4-7 days.If customized it will be take 20 days according to your quantity. /* 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, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Herringbone Gear
Material: Cast Steel
Samples:
US$ 35/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear rack

What safety considerations should be kept in mind when working with rack and pinion?

Working with rack and pinion systems requires careful attention to safety to prevent accidents and ensure the well-being of individuals involved. Here are some important safety considerations to keep in mind when working with rack and pinion:

  • Proper Guarding: Ensure that the rack and pinion system is properly guarded to prevent accidental contact with moving parts. Install appropriate barriers, shields, or enclosures to restrict access to the rack and pinion assembly, especially in areas where there is a risk of entanglement or pinch points.
  • Lockout/Tagout: Implement lockout/tagout procedures when performing maintenance, repair, or adjustment on the rack and pinion system. Lockout/tagout procedures involve isolating the power source and securing it with a lock or tag to prevent accidental energization or motion during work, protecting workers from unexpected movement or startup.
  • Proper Installation: Ensure that the rack and pinion system is installed correctly according to manufacturer guidelines and industry standards. Improper installation can lead to misalignment, instability, or premature failure, posing safety risks. Follow proper procedures for mounting, alignment, and securing of the rack and pinion assembly.
  • Maintenance and Inspection: Regularly inspect and maintain the rack and pinion system to ensure its proper functioning and identify any potential safety hazards. Check for signs of wear, damage, or loose components. Lubricate the system as recommended by the manufacturer to maintain smooth operation and prevent excessive friction or overheating.
  • Load Limitations: Adhere to the load limitations specified by the manufacturer. Overloading the rack and pinion system can lead to excessive stress, premature wear, or failure, potentially resulting in accidents. Consider factors such as weight, distribution, and dynamic forces when determining the appropriate load for the system.
  • Training and Awareness: Provide adequate training to personnel who will be working with or around the rack and pinion system. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Promote awareness of the risks associated with the system and encourage a safety-conscious culture in the workplace.
  • Environmental Considerations: Take into account the environmental conditions in which the rack and pinion system operates. Factors such as temperature, humidity, corrosion, or exposure to hazardous substances may affect the system’s performance and safety. Use appropriate materials, coatings, or protective measures to mitigate potential risks.
  • Emergency Stop: Install an emergency stop mechanism that allows for immediate shutdown of the rack and pinion system in case of emergencies or hazardous situations. Clearly mark and communicate the location of the emergency stop controls to ensure quick and easy access when needed.

It is essential to consult the manufacturer’s documentation, safety guidelines, and applicable regulations when working with rack and pinion systems. By following proper safety practices, implementing appropriate safeguards, and promoting a safety-focused mindset, the risks associated with working with rack and pinion systems can be minimized, creating a safer working environment.

plastic gear rack

How do rack and pinion systems contribute to precise motion control?

Rack and pinion systems play a crucial role in achieving precise motion control in various applications. The inherent design and characteristics of rack and pinion mechanisms contribute to their ability to provide accurate and reliable motion control. Here’s a detailed explanation:

1. Direct and Efficient Power Transmission: Rack and pinion systems offer direct power transmission, meaning there are no intermediate components or linkages between the input and output. This direct connection allows for efficient power transfer without significant energy losses. As a result, the motion control system can respond quickly and accurately to input commands, enabling precise control over the position, speed, and acceleration of the driven load.

2. High Mechanical Advantage: Rack and pinion systems provide a mechanical advantage, especially in applications where linear force or torque needs to be converted. The gear ratio of the system determines the mechanical advantage, allowing for amplification or reduction of the input force or torque. By adjusting the gear ratio, the system can be optimized to achieve the desired level of precision and force transmission. The mechanical advantage enhances the system’s ability to overcome friction, resist external disturbances, and maintain positional accuracy.

3. Minimal Backlash: Backlash refers to the slight clearance or play between the teeth of the gears in a mechanical system. Rack and pinion systems are designed to minimize backlash, ensuring precise and repeatable motion control. The tight engagement of the gear teeth in a rack and pinion mechanism reduces backlash, resulting in minimal lost motion and improved accuracy. This characteristic is particularly important in applications that require precise positioning, such as CNC machines, robotics, or optical equipment.

4. Smooth and Continuous Motion: Rack and pinion systems can provide smooth and continuous motion due to the constant contact between the gear teeth. The teeth on the pinion gear mesh with the teeth along the rack’s length, resulting in a continuous transfer of motion. This continuous contact helps to eliminate jerks, vibrations, or hysteresis that could affect the precision of the motion control system. The smooth and continuous motion is vital for applications where precise speed control or smooth trajectory tracking is required.

5. High Positional Accuracy: Rack and pinion systems excel at achieving high positional accuracy. The linear nature of the motion provided by the rack allows for precise control over the position of the driven load. Combined with low backlash, the system can accurately maintain the desired position without significant deviation. This level of positional accuracy is critical in applications such as CNC machining, 3D printing, or metrology, where tight tolerances and precise positioning are essential.

6. Scalability and Flexibility: Rack and pinion systems offer scalability and flexibility, making them suitable for a wide range of applications. They can be designed and implemented in various sizes and configurations to accommodate different load capacities, travel distances, and speed requirements. The modular nature of rack and pinion systems allows for easy integration into different mechanical systems, making them adaptable to diverse motion control applications.

In conclusion, rack and pinion systems contribute to precise motion control through their direct power transmission, high mechanical advantage, minimal backlash, smooth and continuous motion, high positional accuracy, and scalability. These characteristics make rack and pinion mechanisms a popular choice in numerous industries, including robotics, automation, manufacturing, and automotive, where precise and reliable motion control is vital.

plastic gear rack

How does a rack and pinion compare to other methods of motion conversion?

When comparing a rack and pinion system to other methods of motion conversion, several factors come into play. Here’s a detailed explanation of how a rack and pinion system compares to other common methods:

  • Efficiency: Rack and pinion systems are known for their high efficiency in converting rotational motion into linear motion. The direct contact between the rack and pinion teeth ensures a positive transfer of power with minimal energy losses. In comparison, other methods like belt and pulley systems or chain drives may experience greater friction and energy losses due to the sliding or bending of the flexible elements involved.
  • Precision: Rack and pinion systems offer good precision and accuracy, especially when properly designed and manufactured. The teeth engagement provides a positive and repeatable motion transfer, allowing for precise positioning and control. However, some other methods like lead screws or ball screws may offer even higher precision due to their thread-based mechanism, which reduces backlash and provides finer resolution.
  • Speed and Velocity: Rack and pinion systems can achieve high speeds and velocities, particularly in applications where the pinion is driven by a powerful motor. The direct engagement of the teeth allows for rapid motion and response. However, methods like belt and pulley systems or gear trains can also achieve high speeds, depending on the design and the mechanical advantage provided by the system.
  • Load Capacity: Rack and pinion systems can handle significant loads, especially when designed with sturdy materials and appropriate tooth profiles. The linear contact between the rack and pinion teeth distributes the load over a larger area, allowing for higher load-carrying capacity. However, methods like hydraulic or pneumatic systems can offer even higher load capacities, making them more suitable for heavy-duty applications.
  • Compactness: Rack and pinion systems are generally compact and space-efficient. The linear motion is achieved in a relatively small area, making them suitable for applications where space is limited. Other methods like lead screws or hydraulic systems may require more space due to their elongated or bulky nature.
  • Noise and Vibration: Rack and pinion systems can generate some noise and vibration, particularly at high speeds or when there is backlash present. However, advancements in design and manufacturing techniques have led to quieter rack and pinion systems. Other methods like belt and pulley systems or gear trains may also generate noise and vibration, depending on the specific implementation and operating conditions.

It’s important to note that the suitability of a motion conversion method depends on the specific application requirements, such as load capacity, precision, speed, available space, and cost considerations. Each method has its strengths and limitations, and the choice should be made based on a thorough evaluation of these factors in relation to the application’s needs.

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editor by Dream 2024-04-29