China Standard Custom CNC Machining Differential Nylon Plastic Helical Toothed Gear worm gearbox

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Material Nylon ,mc nylon, POM,ABS,PU,PP,PE,PTFE,UHMWPE,HDPE,LDPE, PVC,etc.
Color Black, white, red, green, transparent or any color according to Pantone code
Size As per customer’s requirements
Technology Injection molding, CNC machining, Extrusion
Surface Treatment Powder coating, Zinc coating, Galvanization, Electro-deposition coating, Chrome/zinc/nickel plating, Polishing, Silkscreen, Black oxide
Application Automotive, ATV, Mechanical equipment, Construction, Home appliance, Aviation,
Office facilities, Agriculture, etc.
Shippment We have longterm cooperation with internation shipping agent and express company, so that shipping safty and arriving time are secured

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     Zhongde is a leading manufacture of OEM parts in rubber & plastic & metal parts. We are always pursuing providing better quality products in shorter period. With a knowledgeable team which has experience in molding and production, we are confident to help you develop and manufacture your product.

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
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differential gear

How do differential gears handle varying speeds in a vehicle’s wheels?

A differential gear system is designed to handle varying speeds in a vehicle’s wheels, allowing them to rotate at different rates while maintaining torque distribution. Here’s a detailed explanation of how differential gears achieve this:

1. Differential Assembly:

The differential assembly consists of several gears, including the ring and pinion gears, side gears, and spider gears. These components work together to accommodate varying speeds between the wheels.

2. Power Input:

The power is delivered to the differential gears through the driveshaft or transmission. The ring gear receives this power from the driveshaft, while the pinion gear is connected to the ring gear and transfers the rotational force to the differential assembly.

3. Speed Differences:

When a vehicle is moving in a straight line, the wheels ideally rotate at the same speed. However, during turns or when encountering different traction conditions, the wheels need to rotate at varying speeds. This is because the wheel on the outside of a turn covers a greater distance than the inside wheel, resulting in a speed differential.

4. Spider Gears:

The differential gears utilize spider gears, which are small gears located between the side gears. Spider gears allow the side gears to rotate independently of each other, accommodating the speed differences between the wheels.

5. Torque Distribution:

As the spider gears allow the side gears to rotate independently, torque is distributed between the wheels based on their speed differences. The wheel with less resistance or greater traction receives more torque, while the wheel with more resistance or lower traction receives less torque.

6. Smooth Cornering:

During turns, the inside wheel needs to rotate at a slower speed than the outside wheel. The differential gears allow this speed differentiation, enabling smooth cornering without wheel hop or tire scrubbing. By distributing torque appropriately, the differential gears ensure that both wheels receive sufficient power for optimal traction and control.

7. Limited-Slip and Locking Differentials:

In certain differential systems, such as limited-slip differentials or locking differentials, additional mechanisms are employed to further regulate speed differences and torque distribution. Limited-slip differentials use clutch packs or friction plates to provide a predetermined amount of resistance, allowing some differentiation between the wheels while still transferring power. Locking differentials lock the side gears together, ensuring equal torque distribution to both wheels, regardless of traction conditions.

8. Differential Types:

There are different types of differentials, including open differentials, limited-slip differentials, electronic differentials, torque vectoring differentials, and more. Each type utilizes specific technologies and mechanisms to handle varying speeds and torque distribution based on the vehicle’s requirements and driving conditions.

In summary, differential gears handle varying speeds in a vehicle’s wheels by utilizing a system of gears, including spider gears, side gears, ring and pinion gears. The speed differences between the wheels are accommodated by allowing independent rotation of the side gears through the spider gears. Torque distribution is adjusted to ensure optimal traction and control during turns and varying traction conditions. Additional mechanisms, such as limited-slip or locking differentials, can further regulate speed differences and torque distribution for enhanced performance and stability.

differential gear

What is the process for diagnosing and repairing a differential gear issue?

Diagnosing and repairing a differential gear issue involves several steps to identify the problem accurately and implement the necessary repairs. Here’s a detailed explanation of the process:

  1. Initial Inspection: The process begins with a visual inspection of the differential gear assembly and surrounding components. This includes checking for any signs of leaks, damage, or abnormal wear. The technician will also listen for unusual noises, such as grinding, whining, or clunking sounds, which can indicate potential issues.
  2. Fluid Inspection: The next step is to inspect the differential gear oil. The technician will check the fluid level and condition. Contaminated or low fluid levels can contribute to differential problems. If the fluid appears dirty, metallic, or has a burnt smell, it may indicate internal damage or excessive wear.
  3. Test Drive: A test drive is often conducted to observe the vehicle’s behavior and confirm the presence of any differential gear issues. The technician will pay attention to abnormal noises, vibrations, or handling characteristics that may point to specific problems within the differential assembly.
  4. Differential Disassembly: If a differential issue is suspected, the technician may need to disassemble the differential assembly for a more detailed inspection. This involves removing the driveshaft, axles, and other components to gain access to the differential gears. The differential housing and gears are carefully inspected for signs of wear, damage, or misalignment.
  5. Measurement and Evaluation: Precision measurements are taken to assess the condition of the differential gears, bearings, and related components. This may involve using specialized tools to check gear backlash, gear tooth wear, bearing clearances, and other critical parameters. These measurements help determine the extent of the problem and whether components need to be repaired or replaced.
  6. Component Repair or Replacement: Based on the evaluation, the technician will determine the appropriate repair or replacement actions. Damaged or worn components such as gears, bearings, seals, or shims may need to be replaced. In some cases, the entire differential assembly may need to be replaced if the damage is extensive or the cost of repairs outweighs replacement.
  7. Reassembly and Adjustment: Once the necessary repairs or replacements have been made, the differential assembly is reassembled with new components. Proper adjustments are made to ensure correct gear meshing, preload, and backlash. The technician will also refill the differential with the recommended fluid and perform any additional adjustments or calibrations as required.
  8. Final Testing: After reassembly, a final test drive is conducted to verify that the differential gear issue has been successfully resolved. The technician will listen for abnormal noises, monitor handling characteristics, and assess overall performance to ensure proper functionality of the repaired differential.

In summary, diagnosing and repairing a differential gear issue involves an initial inspection, fluid inspection, test drive, differential disassembly, measurement and evaluation, component repair or replacement, reassembly and adjustment, and final testing. This systematic process helps identify the problem, determine the necessary repairs, and restore the differential gear to proper working condition.

differential gear

How does a limited-slip differential differ from an open differential?

A limited-slip differential (LSD) differs from an open differential in several key ways. Here’s a detailed explanation:

1. Torque Distribution:

In an open differential, torque is distributed equally between the two wheels. When both wheels have good traction, this distribution works well. However, if one wheel loses traction, the open differential will send more power to that wheel, causing it to spin while the other wheel receives minimal power. This can result in reduced traction and compromised performance.

In contrast, a limited-slip differential actively biases torque distribution. It uses various mechanisms, such as clutch packs, viscous fluids, or gear arrangements, to transfer more torque to the wheel with better traction. This torque biasing helps improve traction and power delivery, especially in situations where one wheel has reduced traction. By providing a more balanced torque distribution, a limited-slip differential enhances overall performance and stability.

2. Traction Improvement:

One of the primary advantages of a limited-slip differential is its ability to improve traction compared to an open differential. When one wheel encounters reduced traction, such as on slippery surfaces or during cornering, the limited-slip differential transfers more torque to the wheel with better traction. This helps maximize the vehicle’s ability to maintain forward motion and improves overall stability by minimizing wheel slip. In contrast, an open differential may distribute power to the wheel with the least resistance, resulting in reduced traction and compromised handling.

3. Drivability:

In terms of drivability, open differentials are generally smoother and more predictable. They allow the wheels to rotate at different speeds during turns, facilitating smooth operation and minimizing binding or tire scrubbing. Open differentials are also less expensive to manufacture, making them a common choice for everyday vehicles.

On the other hand, limited-slip differentials offer improved drivability compared to open differentials, especially in situations with varying traction conditions. Limited-slip differentials strike a balance between improved traction and maintaining drivability for everyday use. They can provide better control and stability during acceleration, cornering, and challenging road conditions.

4. Performance and Handling:

Limited-slip differentials are often favored in performance-oriented vehicles or applications that require enhanced handling characteristics. The ability to transfer torque to the wheel with better traction helps optimize power delivery, reduce wheel slip, and improve overall performance. Limited-slip differentials can enhance cornering ability, stability, and agility, allowing drivers to navigate curves and corners with more confidence and control.

In contrast, open differentials may be more prone to wheel slip, particularly in high-performance or demanding driving situations. This can result in compromised performance and reduced stability.

In summary, a limited-slip differential differs from an open differential in terms of torque distribution, traction improvement, drivability, and performance. By actively biasing torque distribution and improving traction, a limited-slip differential offers better performance and handling characteristics, especially in challenging driving conditions.

China Standard Custom CNC Machining Differential Nylon Plastic Helical Toothed Gear worm gearboxChina Standard Custom CNC Machining Differential Nylon Plastic Helical Toothed Gear worm gearbox
editor by CX 2024-04-03