China best OEM ODM Forging Transmission Drive Differential Pinion Sprocket Steel Helical Worm Wheel Gear cycle gear

Product Description

OEM ODM Forging Transmission Drive Differential Pinion Sprocket Steel Helical Worm Wheel Gear

Gear transmission relies on the thrust between gear teeth to transmit motion and power, also known as meshing transmission. With this gradual meshing, helical gears operate much more smoothly and quietly than spur gears. Therefore, almost all automobile transmissions use helical gears.Since the teeth on the helical gear present a certain angle, the gears will be under a certain amount of  stress when they mesh. Equipment using helical gears is equipped with bearings to withstand this pressure.

Product Parameters

Product name Worm Gear and Worm Wheel
Materials Available Stainless Steel, Carbon Steel, Brass,  Bronze, Iron, Aluminum Alloy,Copper,Plastic etc
Heat Treatment Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Surface Treatment Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering
BORE Finished bore, Pilot Bore, Special request
Processing Method Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Pressure Angle 20 Degree
Hardness 55- 60HRC
Size Customer Drawings & ISO standard
Package Wooden Case/Container and pallet, or made-to-order
Certificate ISO9001:2008
Applications Electric machinery, metallurgical machinery, environmental protection machinery, electronic and electrical appliances, road construction machinery, chemical machinery, food machinery, light industrial machinery, mining machinery, transportation machinery, construction machinery, building materials machinery, cement machinery, rubber machinery, water conservancy machinery and petroleum machinery
Machining Process Material preparation, normalizing, rough turning, quenching and tempering, semi fine turning outer circle, rough turning spiral surface, fine turning (fine grinding) inner hole end face, keyway, semi fine turning spiral surface, pliers (rest incomplete teeth), semi fine grinding outer circle, semi fine grinding spiral surface, grinding center hole, fine grinding outer circle, fine grinding spiral surface, finished product inspection
Advantages 1. Produce strictly in accordance with ANSI or DIN standard dimension
2. Material: SCM 415 steel 
3. Bore: Finished bore
4. Precision grade: DIN 5 to DIN 7
5. Surface treatment: Carburizing and Quenching
6. Module: From 1 to 4
7. Tooth: From Z15 to Z70

Company Profile

 

Packaging & Shipping

FAQ

Main Markets? North America, South America, Eastern Europe , West Europe , North Europe, South Europe, Asia
How to order? * You send us drawing or sample
* We carry through project assessment
* We give you our design for your confirmation
* We make the sample and send it to you after you confirmed our design
* You confirm the sample then place an order and pay us 30% deposit
* We start producing
* When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
* Trade is done, thank you!!

 

If you are interested in our products, please tell us which materials, type, width, length u want.

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Automation Equipment
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 15/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

differential gear

What is the impact of a malfunctioning differential gear on a vehicle’s performance?

A malfunctioning differential gear can significantly impact a vehicle’s performance and drivability. Here’s a detailed explanation of the effects of a malfunctioning differential gear:

1. Limited Traction:

A malfunctioning differential gear may result in limited traction, especially in off-road or slippery conditions. The differential gear distributes torque between the wheels to provide optimal traction. If the gear malfunctions, it may not distribute power evenly, causing one or more wheels to lose traction. This can result in wheel slip, difficulty in accelerating, and compromised control over the vehicle.

2. Poor Handling and Stability:

The differential gear plays a critical role in maintaining stability and handling characteristics of a vehicle. A malfunctioning differential gear can disrupt the balance between the wheels, leading to poor handling and stability. For example, if a rear-wheel-drive vehicle’s differential gear fails, it can cause excessive oversteer or understeer, making the vehicle difficult to control during cornering or sudden maneuvers.

3. Increased Tire Wear:

A malfunctioning differential gear can cause uneven tire wear. When the gear fails to distribute torque evenly, some wheels may experience excessive slippage or spinning, while others receive insufficient power. This uneven distribution of forces can lead to accelerated tire wear on specific wheels, resulting in uneven tread wear patterns and reducing the overall lifespan of the tires.

4. Abnormal Noise and Vibration:

A malfunctioning differential gear can produce abnormal noises and vibrations. If the gear’s components, such as bearings or gears, wear out or become damaged, it can result in grinding, whining, or clunking noises during operation. Additionally, the vehicle may experience vibrations, especially when accelerating or navigating turns. These symptoms indicate potential issues with the differential gear that require immediate attention.

5. Loss of Power and Performance:

A malfunctioning differential gear can lead to a loss of power and performance. If the gear fails to transfer torque effectively, the vehicle may experience reduced power delivery to the wheels. This can result in sluggish acceleration, decreased towing or hauling capacity, and overall compromised performance. The vehicle may struggle to climb inclines, navigate challenging terrain, or maintain speed efficiently.

6. Increased Fuel Consumption:

A malfunctioning differential gear can contribute to increased fuel consumption. When the gear fails to distribute torque properly, the engine may need to work harder to compensate for the lack of power transmission. This increased workload can lead to higher fuel consumption, as the engine consumes more fuel to maintain performance levels.

7. Safety Concerns:

A malfunctioning differential gear can pose safety concerns for the driver and passengers. Limited traction, poor handling, and compromised stability increase the risk of accidents, especially in adverse weather conditions or emergency situations. It is crucial to address any differential gear issues promptly to ensure the safe operation of the vehicle.

In summary, a malfunctioning differential gear can have a significant impact on a vehicle’s performance. It can result in limited traction, poor handling and stability, increased tire wear, abnormal noises and vibrations, loss of power and performance, increased fuel consumption, and safety concerns. Regular maintenance, prompt repairs, and addressing differential gear issues can help maintain the vehicle’s performance, drivability, and overall safety.

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

Are there different types of differential gears available?

Yes, there are different types of differential gears available, each designed to suit specific driving conditions and performance requirements. Here’s an overview of some commonly used types of differential gears:

1. Open Differential:

An open differential is the most basic and widely used type of differential gear. It allows the wheels to rotate at different speeds during turns while equally distributing torque. In normal driving conditions, an open differential provides smooth operation and is relatively inexpensive. However, it has limited traction improvement capabilities and may distribute power to the wheel with the least resistance, which can be a disadvantage in low-traction situations.

2. Limited-Slip Differential (LSD):

A limited-slip differential (LSD) improves upon the capabilities of an open differential by providing some degree of torque biasing. LSDs use various mechanisms, such as clutch packs, viscous fluids, or gear arrangements, to transfer more torque to the wheel with better traction. This helps improve traction and power delivery, especially in situations where one wheel has reduced traction. LSDs strike a balance between improved traction and maintaining drivability for everyday use.

3. Electronic Limited-Slip Differential (ELSD):

An electronic limited-slip differential (ELSD) is a modern variation of the limited-slip differential. It incorporates electronic sensors and actuators to actively monitor wheel speeds and traction conditions. The ELSD can quickly and precisely distribute torque to the wheels with better traction, enhancing overall performance and stability. ELSDs are often found in high-performance or advanced all-wheel drive systems.

4. Torsen Differential:

A Torsen (short for Torque-Sensing) differential is a type of differential gear that uses a worm gear arrangement to distribute torque. Torsen differentials can provide a higher torque biasing ratio compared to LSDs. They have a mechanical, self-acting design that automatically transfers torque to the wheel with better traction. Torsen differentials are commonly used in performance-oriented vehicles and off-road applications.

5. Locking Differential:

A locking differential is designed to maximize traction in off-road or extreme driving conditions. It allows both wheels to receive an equal amount of torque simultaneously, regardless of traction conditions. Locking differentials can be manually engaged or automatically activated by sensors detecting wheel slip. While locking differentials enhance traction, they can also negatively impact handling on paved surfaces, making them more suitable for off-road or specialized applications.

6. Torque Vectoring Differential:

A torque vectoring differential is a more advanced type of differential that actively distributes torque to individual wheels to enhance vehicle dynamics. It uses electronic systems to monitor various vehicle parameters, such as wheel speed, steering input, and lateral acceleration. By selectively applying torque to specific wheels, torque vectoring differentials can improve cornering performance, stability, and agility.

These are just a few examples of the different types of differential gears available. Each type offers unique characteristics and advantages, allowing vehicle manufacturers to tailor the differential system to specific driving conditions, performance requirements, and driver preferences.

China best OEM ODM Forging Transmission Drive Differential Pinion Sprocket Steel Helical Worm Wheel Gear cycle gearChina best OEM ODM Forging Transmission Drive Differential Pinion Sprocket Steel Helical Worm Wheel Gear cycle gear
editor by CX 2024-04-09