China Best Sales Pinion Rack Round Worm Screw Helical Straight Ring Spiral Forged Bevel Spur Differential Steering Internal Box Spline Plastic Nylon Stainless Steel Gear worm and wheel gear

Product Description

Product Description


Modulo Above 0.8
Numero di Denti Above 9teeth
Angolo d’Elica Helix Angle Up to 45
bore diameter Above 6mm
axial length Above 9mm
Gear model Customized gear accoding to customers sample or drawing
Processing machine CNC machine
Material 20CrMnTi/ 20CrMnMo/ 42CrMo/ 45#steel/ 40Cr/ 20CrNi2MoA/304 stainless steel
Heat treattment Carburizing and quenching/ Tempering/ Nitriding/ Carbonitriding/ Induction hardening
Hardness 35-64HRC
Qaulity standerd GB/ DIN/ JIS/ AGMA
Accuracy class 5-8  class
Shipping Sea shipping/ Air shipping/ Express

Company Profile

Application: Motor, Electric Cars, Motorcycle, Machinery, Car
Hardness: Soft Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
US$ 500/Piece
1 Piece(Min.Order)

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differential gear

Can you provide examples of vehicles that use differential gears?

Differential gears are utilized in various types of vehicles to enable smooth and efficient power distribution to the wheels. Here are some examples of vehicles that use differential gears:

1. Passenger Cars:

Most passenger cars, including sedans, hatchbacks, and SUVs, are equipped with differential gears. These gears are typically found in the rear axle of rear-wheel-drive vehicles or in both the front and rear axles of all-wheel-drive vehicles. Differential gears allow the wheels to rotate at different speeds while maintaining power transfer, ensuring smooth cornering and traction on different road surfaces.

2. Trucks and Pickup Trucks:

Trucks and pickup trucks commonly employ differential gears to enhance their performance, especially for towing, hauling, and off-road applications. Rear-wheel-drive trucks utilize differential gears in the rear axle, while many modern trucks also feature all-wheel-drive or four-wheel-drive systems with differential gears in both the front and rear axles. These differential gears enable improved traction, power distribution, and maneuverability in various driving conditions.

3. SUVs and Crossovers:

Sport utility vehicles (SUVs) and crossovers often incorporate differential gears to provide enhanced off-road capability and all-weather performance. Many SUVs are equipped with all-wheel-drive or four-wheel-drive systems that utilize differential gears in the front and rear axles. These gears allow power transfer between the wheels and enable optimal traction on different terrains, making SUVs well-suited for off-road adventures and challenging driving conditions.

4. Sports Cars and Performance Vehicles:

Sports cars and high-performance vehicles often employ advanced differential systems for improved handling, stability, and performance. Examples include limited-slip differentials, electronic differentials, or torque vectoring differentials. These systems use differential gears in combination with advanced technologies to distribute torque to the wheels based on driving conditions, enhancing traction, cornering ability, and overall vehicle dynamics.

5. Off-Road Vehicles and SUVs:

Differential gears are essential components in off-road vehicles designed for rugged terrains and extreme driving conditions. Vehicles such as dedicated off-road SUVs, trucks, and specialized off-road vehicles like Jeeps and Land Rovers utilize differential gears, including locking differentials, to maximize traction and improve off-road performance. These gears allow for better wheel articulation, independent wheel movement, and power distribution to overcome obstacles and maintain traction on challenging off-road trails.

6. Commercial and Heavy-Duty Vehicles:

Commercial trucks, buses, and heavy-duty vehicles utilize differential gears to handle the demands of heavy loads and challenging driving conditions. Differential gears in these vehicles help distribute torque to the drive wheels efficiently, ensuring better traction, stability, and power transfer. They are critical for the performance and safety of large commercial vehicles that operate under varying load and road conditions.

7. Racing Cars:

In racing, differential gears play a vital role in enhancing performance and handling characteristics. High-performance racing cars, including Formula 1 cars, rally cars, and sports prototypes, utilize advanced differential systems that allow precise control of power distribution to optimize acceleration, cornering, and stability during high-speed maneuvers.

In summary, differential gears are utilized in a wide range of vehicles, including passenger cars, trucks, SUVs, sports cars, off-road vehicles, commercial vehicles, and racing cars. These gears are integral to achieving optimal power distribution, traction, and maneuverability in various driving conditions and applications.

differential gear

How do differential gears interact with the suspension system of a vehicle?

Differential gears interact with the suspension system of a vehicle in several ways. Here’s a detailed explanation of their interaction:

  • Power Transmission: The primary function of differential gears is to distribute power from the engine to the wheels. The power is transmitted through the drivetrain, which includes the transmission, driveshaft, and differential gears. The differential gears are located within the rear axle assembly and connect to the wheels via the axle shafts. As the suspension system allows the wheels to move up and down independently, the differential gears accommodate these movements to ensure smooth and consistent power transmission.
  • Wheel Movement: The suspension system of a vehicle allows the wheels to move vertically to absorb road irregularities, bumps, and vibrations. This movement is essential for providing a comfortable ride, maintaining tire contact with the road surface, and improving overall handling and stability. The differential gears must accommodate this wheel movement without hindering power transmission. They are mounted within the axle housing, which is connected to the suspension system, allowing the wheels to move up and down while maintaining their connection to the differential assembly.
  • Drive Axle and Halfshafts: In many vehicles, the differential gears are located within the drive axle assembly, which is an integral part of the suspension system. The drive axle assembly consists of the differential gears, axle housing, and halfshafts (also known as axle shafts). The halfshafts connect the differential gears to the wheel hubs, transmitting power from the differential to the wheels. The suspension system and differential gears work in conjunction to allow the halfshafts to flex and accommodate the vertical movement of the wheels while maintaining power delivery.
  • Torque Steer: Differential gears can also influence torque steer, which is the tendency of the vehicle to pull to one side during acceleration. Torque steer occurs when one wheel receives more torque than the other, causing an imbalance in power delivery and resulting in steering effects. Differential gears, particularly in front-wheel-drive vehicles, help manage torque steer by distributing torque between the front wheels. Advanced differential technologies, such as limited-slip differentials or electronic torque vectoring systems, can further mitigate torque steer and enhance overall vehicle stability.
  • Performance Applications: In high-performance or sport-oriented vehicles, the interaction between differential gears and the suspension system becomes even more critical. The suspension system is usually designed to provide optimal handling characteristics, including minimal body roll, precise cornering, and responsive feedback. Differential gears, particularly limited-slip differentials or electronically controlled differentials, can be specifically tuned to complement the suspension system and maximize traction, stability, and cornering performance. This integration ensures that the power delivered to the wheels is effectively utilized, enhancing the vehicle’s overall dynamic capabilities.

In summary, differential gears interact with the suspension system of a vehicle by accommodating wheel movement, transmitting power while allowing independent wheel motion, connecting to the drive axle and halfshafts, managing torque steer, and optimizing performance in high-performance applications. This interaction ensures smooth power transmission, proper handling, stability, and overall vehicle performance.

differential gear

Can you explain the concept of torque distribution in a differential gear?

Torque distribution is a fundamental concept in a differential gear that refers to the way rotational force is distributed among the wheels of a vehicle. Here’s a detailed explanation:

In a vehicle equipped with a differential gear, torque is transmitted from the engine to the differential, and then further distributed to the wheels. The differential gear ensures that torque is divided between the wheels, allowing them to receive power and propel the vehicle forward.

1. Power Input:

The torque distribution process begins with the power input from the engine. The engine generates rotational force, or torque, which is transmitted through the drivetrain to the differential gear.

2. Differential Assembly:

Within the differential gear, torque is distributed among several components, including the ring gear, pinion gear, side gears, and spider gears. The specific arrangement may differ depending on the type of differential used.

3. Side Gears and Spider Gears:

The side gears are connected to the axle shafts, which extend to the wheels. The spider gears, also known as planetary gears, are positioned between the side gears. When torque is applied to the differential assembly, it is transferred to the side gears through the spider gears.

4. Equal Torque Distribution:

In a straight-line driving scenario, where both wheels have equal traction and are rotating at the same speed, the spider gears rotate freely on their respective shafts. This allows the side gears to rotate at the same speed as the differential case, resulting in equal torque distribution to both wheels. As a result, both wheels receive an equal share of power from the differential.

5. Unequal Torque Distribution:

During turns or when one wheel encounters different traction conditions, the wheels need to rotate at different speeds. In this situation, the spider gears are forced to rotate along with the side gears due to the difference in rotational speeds between the two wheels.

As the spider gears rotate, they allow the side gears to rotate at different speeds, compensating for the variation in wheel speeds. This results in unequal torque distribution, with the outer wheel (on the outside of the turn) receiving more torque and the inner wheel (on the inside of the turn) receiving less torque. The differential gear enables this torque differentiation, ensuring that the wheels can rotate independently while still receiving power from the differential.

6. Optimizing Traction:

The torque distribution in a differential gear plays a crucial role in optimizing traction. Unequal torque distribution allows the wheel with better traction to receive more power, maximizing the vehicle’s ability to maintain forward motion. This is particularly beneficial in situations where one wheel is on a slippery surface or encounters reduced traction conditions.

7. Differential Types:

It’s important to note that different types of differentials can provide varying torque distribution characteristics. For example, open differentials primarily distribute torque equally, while limited-slip differentials and locking differentials offer varying degrees of torque biasing to improve traction in specific conditions.

In summary, torque distribution in a differential gear refers to the division of rotational force among the wheels of a vehicle. The differential gear enables equal torque distribution during straight-line driving and unequal torque distribution during turns or varied traction conditions. By optimizing torque distribution, the differential gear ensures efficient power delivery, traction optimization, and overall performance of the vehicle.

China Best Sales Pinion Rack Round Worm Screw Helical Straight Ring Spiral Forged Bevel Spur Differential Steering Internal Box Spline Plastic Nylon Stainless Steel Gear worm and wheel gearChina Best Sales Pinion Rack Round Worm Screw Helical Straight Ring Spiral Forged Bevel Spur Differential Steering Internal Box Spline Plastic Nylon Stainless Steel Gear worm and wheel gear
editor by CX 2023-09-21