China high quality Custom Steel Spur Precision Transmission Bevel Gear for Conveyor Rollers, Motorized Pulleys Planetary/Transmission/Starter Gear bevel spiral gear

Product Description

Products description                          
  

         
           

 

Product Type

M0.5~M12, Z8~80. standard gear, or according customer drawing to make.

Material:

Carbon Steel, Brass, Aluminium, Stainless steel, Plastic, POM, Delrin, Titanium Alloy etc.

Process method

CNC Turning, milling ,drilling, grinding etc.

Surface finish:

Chrome plating, Anodization, Powder coating, blackening, Sand blasting, Brushing & ploshing,Electrophoresis etc.

OEM & ODM Service

Available

Design Software

PRO/E, Auto CAD, Solid Works 

Trade Terms:

FOB,,CIF,EXW

Payment Terms:

T/T, L/C, 

Packing:

 Foam, Carton, Standard Wooden boxes

Capacity

8,000~1,5000 pcs per month

Delivery 

20-30 days after receiving PO

Applications

Automotive Parts,hydraulics, compressors,Industrial equipments, transmission parts, etc.

Our services:

CNC Machining, Milling, Stamping, Sheet metal fabricating, and Die-Casting

Our Company 

Gear inspection 

 

FAQ

Q1. What is your terms of packing?
A: Generally, we pack our goods in single color box. If you have special request about packing, pls negotiate with us in advance, we can pack the goods as your request.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages 
before you pay the balance. Other payments terms, pls negotiate with us in advance, we can discuss.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q4. How about your delivery time?
A: Generally, it will take 25 to 30 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.We welcome sample order.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Cast Steel
Samples:
US$ 2/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

spur gear

What are the potential challenges in designing and manufacturing spur gears?

Designing and manufacturing spur gears involve several challenges that need to be addressed to ensure optimal performance and reliability. Here’s a detailed explanation of the potential challenges in designing and manufacturing spur gears:

  • Gear Tooth Design: Designing the gear tooth profile is a critical aspect of gear design. Achieving the desired tooth shape, pressure angle, and tooth thickness distribution while considering factors such as load capacity, durability, and noise generation can be challenging. Iterative design processes, computer-aided design (CAD) software, and gear design expertise are often employed to overcome these challenges.
  • Material Selection: Choosing the appropriate material for gear manufacturing is crucial. Gears need to withstand high loads, transmit power efficiently, and exhibit excellent wear resistance. Selecting materials with suitable hardness, strength, and fatigue resistance can be challenging, especially when considering factors such as cost, availability, and compatibility with other components in the gear system.
  • Manufacturing Processes: The manufacturing processes for producing spur gears, such as hobbing, shaping, or broaching, can present challenges. Achieving precise gear tooth profiles, accurate dimensions, and proper surface finish requires advanced machining techniques, specialized equipment, and skilled operators. Maintaining tight tolerances and ensuring consistent quality during mass production can also be demanding.
  • Tooth Surface Finish: The surface finish of gear teeth plays a crucial role in gear performance. Achieving a smooth and precise tooth surface finish is challenging due to factors such as tool wear, heat generation during manufacturing, and the complexity of the gear tooth profile. Surface finishing processes, such as grinding or honing, may be required to achieve the desired surface quality.
  • Noise and Vibration: Gears can generate noise and vibration during operation, which can affect the overall performance and user experience. Designing gears to minimize noise and vibration requires careful consideration of factors such as tooth profile optimization, load distribution, gear meshing characteristics, and proper lubrication. Conducting noise and vibration analysis and implementing appropriate design modifications may be necessary to address these challenges.
  • Backlash Control: Controlling backlash, the slight gap between mating gear teeth, can be challenging. Backlash affects gear accuracy, smoothness of operation, and the ability to transmit torque efficiently. Balancing the need for adequate backlash to accommodate thermal expansion and minimize gear engagement issues while ensuring precise control of backlash can be a complex task in gear design and manufacturing.
  • Heat Treatment: Heat treatment processes, such as carburizing or quenching, are often employed to enhance the hardness and strength of gear teeth. Proper heat treatment is crucial to achieve the desired material properties and gear performance. However, challenges such as distortion, residual stresses, and material property variations can arise during heat treatment, requiring careful process control, post-heat treatment machining, or additional treatments to mitigate these challenges.
  • Quality Control: Ensuring consistent quality and reliability of spur gears is a challenge in manufacturing. Implementing effective quality control measures, such as dimensional inspections, hardness testing, and gear tooth profile analysis, is essential. Statistical process control (SPC) techniques and quality assurance systems help monitor manufacturing processes, identify potential issues, and maintain consistent gear quality.
  • Cost and Time Constraints: Designing and manufacturing spur gears that meet performance requirements within cost and time constraints can be challenging. Balancing factors such as material costs, tooling expenses, production lead times, and market competitiveness requires careful consideration and optimization. Efficient production planning, cost analysis, and value engineering techniques are often employed to address these challenges.

By recognizing these challenges and employing appropriate design methodologies, manufacturing techniques, and quality control measures, it is possible to overcome the potential challenges associated with designing and manufacturing spur gears.

It’s important to note that the specific challenges may vary depending on the gear application, size, complexity, and operating conditions. Collaboration with gear design experts, manufacturing engineers, and industry specialists can provide valuable insights and guidance in addressing the challenges specific to your spur gear design and manufacturing processes.

spur gear

How do you prevent backlash and gear play in a spur gear mechanism?

Preventing backlash and gear play is crucial for maintaining the accuracy, efficiency, and smooth operation of a spur gear mechanism. Here’s a detailed explanation of how to prevent backlash and gear play in a spur gear mechanism:

  • Precision Gear Design: Ensure that the spur gears used in the mechanism are designed with precision and manufactured to tight tolerances. Accurate tooth profiles, proper tooth spacing, and correct gear meshing are essential to minimize backlash and gear play.
  • Adequate Gear Tooth Contact: Optimize the gear meshing by ensuring sufficient tooth contact between the mating gears. This can be achieved by adjusting the center distance between the gears, selecting appropriate gear module or pitch, and ensuring proper gear alignment.
  • Proper Gear Engagement Sequence: In multi-gear systems, ensure that the gears engage in a proper sequence to minimize backlash. This can be achieved by using idler gears or arranging the gears in a way that ensures sequential engagement, reducing the overall amount of play in the system.
  • Backlash Compensation: Implement backlash compensation techniques such as preloading or using anti-backlash devices. Preloading involves applying a slight tension or compression force on the gears to minimize the free movement between the gear teeth. Anti-backlash devices, such as split gears or spring-loaded mechanisms, can also be used to reduce or eliminate backlash.
  • Accurate Gear Alignment: Proper alignment of the gears is critical to minimize gear play. Ensure that the gears are aligned concentrically and parallel to their respective shafts. Misalignment can result in increased backlash and gear play.
  • High-Quality Bearings: Use high-quality bearings that provide precise support and minimize axial and radial play. Proper bearing selection and installation can significantly reduce gear play and improve the overall performance of the gear mechanism.
  • Appropriate Lubrication: Ensure that the gears are properly lubricated with the correct type and amount of lubricant. Adequate lubrication reduces friction and wear, helping to maintain gear meshing accuracy and minimize backlash.
  • Maintain Proper Gear Clearances: Check and maintain the appropriate clearances between the gears and other components in the gear mechanism. Excessive clearances can lead to increased gear play and backlash. Regular inspections and adjustments are necessary to ensure optimal clearances.
  • Regular Maintenance: Implement a regular maintenance schedule to inspect, clean, and lubricate the gear mechanism. This helps identify and rectify any issues that may contribute to backlash or gear play, ensuring the gear system operates at its best performance.

By following these practices, it is possible to minimize backlash and gear play in a spur gear mechanism, resulting in improved precision, efficiency, and reliability of the system.

It’s important to note that the specific techniques and approaches to prevent backlash and gear play may vary depending on the application, gear type, and design requirements. Consulting with gear manufacturers or specialists can provide further guidance on addressing backlash and gear play in specific gear mechanisms.

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 high quality Custom Steel Spur Precision Transmission Bevel Gear for Conveyor Rollers, Motorized Pulleys Planetary/Transmission/Starter Gear bevel spiral gearChina high quality Custom Steel Spur Precision Transmission Bevel Gear for Conveyor Rollers, Motorized Pulleys Planetary/Transmission/Starter Gear bevel spiral gear
editor by CX 2023-10-07

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