China Best Sales Industrial Sprocket Transmission Precision Parts Automotive Gears for Transmission Planetary/Transmission/Starter Gear/Spur Gear cycle gear

Product Description

Customer High Precision Manufacturer Steel /Pinion/Straight/Helical Spur
Planetary/Transmission/Starter/ CNC machining/Drive Gear

Our advantage:

*Specialization in CNC formulations of high precision and quality
*Independent quality control department
*Control plan and process flow sheet for each batch
*Quality control in all whole production
*Meeting demands even for very small quantities or single units
*Short delivery times
*Online orders and production progress monitoring
*Excellent price-quality ratio
*Absolute confidentiality
*Various materials (stainless steel, iron, brass, aluminum, titanium, special steels, industrial plastics)
*Manufacturing of complex components of 1 – 1000mm.

Production machine:

Specification Material Hardness
Z13 Steel HRC35-40
Z16 Steel HRC35-40
Z18 Steel HRC35-40
Z20 Steel HRC35-40
Z26 Steel HRC35-40
Z28 Steel HRC35-40
Custom dimensions according to drawings Steel HRC35-40

Production machine:

Inspection equipment :
Gear tester

Application: Machinery
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Steel
Customization:
Available

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Customized Request

spur gear

Can spur gears be used in automotive applications?

Yes, spur gears can be used in automotive applications. Here’s a detailed explanation:

Spur gears are one of the simplest and most commonly used types of gears. They consist of cylindrical teeth that are parallel to the gear axis and mesh with each other to transmit power and motion. While other gear types like helical gears or bevel gears are often preferred in certain automotive applications, spur gears still find their place in various automotive systems and components.

1. Transmissions:

Spur gears are commonly found in manual transmissions, especially in lower gears. They are used to achieve a direct and efficient power transfer between the engine and the wheels. Spur gears in transmissions are designed to handle high torque loads and provide reliable performance.

2. Differential:

In automotive differentials, which distribute power between the wheels while allowing them to rotate at different speeds, spur gears are often employed. They are used in the differential gear train to transfer torque from the driveshaft to the wheels. The simplicity and robustness of spur gears make them suitable for this application.

3. Starter Motors:

Spur gears are commonly used in starter motors to crank the engine when starting a vehicle. They provide high torque and efficient power transmission to rotate the engine’s crankshaft and initiate the combustion process. Starter motor spur gears are designed to handle the initial load and engage smoothly with the engine’s flywheel.

4. Timing Systems:

In automotive timing systems, where precise synchronization of engine components is crucial, spur gears can be used. They are employed in timing belts or chains to drive the camshafts, ensuring proper valve timing and engine performance. Spur gears in timing systems contribute to accurate and reliable engine operation.

5. Accessories and Auxiliary Components:

Spur gears are also utilized in various automotive accessories and auxiliary components. They can be found in power window mechanisms, windshield wipers, power steering systems, and other mechanisms that require controlled and synchronized motion. Spur gears provide cost-effective and efficient power transmission for these applications.

It’s important to note that while spur gears have their advantages, they also have certain limitations. They can generate more noise and vibration compared to gears with helical or bevel tooth profiles. Additionally, spur gears are not as suitable for high-speed or high-torque applications as other gear types.

Overall, spur gears have a significant presence in automotive applications, particularly in manual transmissions, differentials, starter motors, timing systems, and various auxiliary components. Their simplicity, reliability, and cost-effectiveness make them a viable choice for specific automotive gear applications.

spur gear

Are spur gears suitable for high-torque applications?

Spur gears are commonly used in a wide range of applications, including those involving high-torque requirements. However, their suitability for high-torque applications depends on various factors. Here’s a detailed explanation:

Spur gears are designed to transmit power and torque between parallel shafts. They have straight teeth that engage fully, providing efficient power transfer. The suitability of spur gears for high-torque applications can be evaluated based on the following considerations:

  • Load Distribution: Spur gears distribute the transmitted load over a larger contact area compared to other gear types. This characteristic allows them to handle higher torque loads effectively.
  • Size and Diameter: The size and diameter of the spur gears play a crucial role in their ability to handle high torque. Larger gear diameters provide increased torque capacity due to the longer lever arm and larger contact area between the gear teeth.
  • Material Selection: Choosing the appropriate material for the spur gears is essential for high-torque applications. Strong and durable materials, such as hardened steel or alloy steels, are commonly used to ensure the gears can withstand the high stresses and torque loads without deformation or failure.
  • Gear Design: Proper gear design considerations, such as tooth profile, module or pitch, and the number of teeth, can impact the torque-carrying capacity of spur gears. Design parameters should be optimized to ensure sufficient tooth strength and minimize the risk of tooth breakage or excessive wear.
  • Lubrication and Maintenance: Adequate lubrication is critical for reducing friction, wear, and heat generation in high-torque spur gear applications. Regular maintenance, including lubricant replacement and gear inspections, can help identify and address any issues that may affect the gear’s torque-handling capabilities.
  • Supporting Components: The overall system design, including the selection of bearings, shafts, and housing, should be considered to ensure proper support and alignment of the spur gears. Well-designed supporting components contribute to the overall torque capacity of the system.

While spur gears can handle high torque, it’s important to note that there are limitations to their torque capacity. Factors such as gear size, material strength, tooth design, and operating conditions can affect the maximum torque the gears can safely transmit without failure.

In some cases, other gear types such as helical gears or bevel gears may be more suitable for specific high-torque applications. These gears offer advantages such as increased load-carrying capacity, improved torque transfer efficiency, and reduced noise and vibration levels.

Ultimately, the suitability of spur gears for high-torque applications should be evaluated based on the specific requirements, operating conditions, and industry standards applicable to the particular application.

spur gear

Are there different sizes and configurations of spur gears available?

Yes, there are various sizes and configurations of spur gears available to suit different applications and requirements. Here’s a detailed explanation of the different options when it comes to sizes and configurations of spur gears:

Sizes: Spur gears come in a wide range of sizes to accommodate different torque and speed requirements. The size of a spur gear is typically specified by its pitch diameter, which is the diameter of the pitch circle. The pitch diameter determines the gear’s overall size and the spacing between the teeth. Spur gears can range from small gears used in precision instruments to large gears used in heavy machinery and industrial equipment.

Module: Module is a parameter used to specify the size and spacing of the teeth on a spur gear. It represents the ratio of the pitch diameter to the number of teeth. Different module sizes are available to accommodate various gear sizes and applications. Smaller module sizes are used for finer tooth profiles and higher precision, while larger module sizes are used for heavier loads and higher torque applications.

Number of Teeth: The number of teeth on a spur gear can vary depending on the specific application. Gears with a higher number of teeth provide smoother operation and distribute the load more evenly, whereas gears with fewer teeth are typically used for higher speeds and compact designs.

Pressure Angle: The pressure angle is an important parameter that determines the shape and engagement of the teeth. Common pressure angles for spur gears are 20 degrees and 14.5 degrees. The selection of the pressure angle depends on factors such as load capacity, efficiency, and specific design requirements.

Profile Shift: Profile shift is a design feature that allows modification of the tooth profile to optimize the gear’s performance. It involves shifting the tooth profile along the gear’s axis, which can affect factors such as backlash, contact ratio, and load distribution. Profile shift can be positive (when the tooth profile is shifted towards the center of the gear) or negative (when the tooth profile is shifted away from the center).

Hub Configuration: The hub refers to the central part of the gear where it is mounted onto a shaft. Spur gears can have different hub configurations depending on the specific application. Some gears have a simple cylindrical hub, while others may have keyways, set screws, or other features to ensure secure and precise mounting.

Material and Coatings: Spur gears are available in various materials to suit different operating conditions and requirements. Common materials include steel, cast iron, brass, and plastic. Additionally, gears can be coated or treated with surface treatments such as heat treatment or coatings to enhance their wear resistance, durability, and performance.

Mounting Orientation: Spur gears can be mounted in different orientations depending on the application and space constraints. They can be mounted parallel to each other on parallel shafts, or they can be mounted at right angles using additional components such as bevel gears or shafts with appropriate bearings.

In summary, there is a wide range of sizes and configurations available for spur gears, including different pitch diameters, module sizes, number of teeth, pressure angles, profile shifts, hub configurations, materials, coatings, and mounting orientations. The selection of the appropriate size and configuration depends on factors such as torque requirements, speed, load capacity, space constraints, and specific application needs.

China Best Sales Industrial Sprocket Transmission Precision Parts Automotive Gears for Transmission Planetary/Transmission/Starter Gear/Spur Gear cycle gearChina Best Sales Industrial Sprocket Transmission Precision Parts Automotive Gears for Transmission Planetary/Transmission/Starter Gear/Spur Gear cycle gear
editor by CX 2023-09-28