Product Description

XIHU (WEST LAKE) DIS.HUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on. We have passed ISO9001, ISO14001, TS16949 such quality and enviroment certification

We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, Xihu (West Lake) Dis.hua obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o environmental protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.

Standard bevel gear with spline
Gear with straight teeth
Pressure angle 20°
Mould from 0.5–16
Material:C45
Carburization
Teeth: from 12 to 127
High quality lubrication.

Product name   ISO ANSI DIN Kana JIS Standard Spur Gears
Materials Available 1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment Annealing, natural anodization, heat treatment,  polishing, nickel plating, chrome plating, znic plating,yellow passivation, gold passivation,  satin, Black surface painted etc.
Products Available sprockt chains, pulley, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels gear rack) bearing, bearing seat,  bushing, coupling, lock assembly etc.
Processing Method CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC : Technicians self-check in production,final-check before package by  professional Quality inspector
Size Drawings
Package Wooden Case/Container and pallet, or as per customized specifications
Certificate ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Advantage Quality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipment
Lead Time 15-25days samples. 30-45days offcial order

Hardness: Soft Tooth Surface
Gear Position: Customized
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Cast Iron
Type: Circular Gear
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 install a spur gear system?

Installing a spur gear system involves several steps to ensure proper alignment, engagement, and operation. Here’s a detailed explanation of how to install a spur gear system:

  1. Preparation: Before installation, gather all the necessary components, including the spur gears, shafts, bearings, and any additional mounting hardware. Ensure that the gear system components are clean and free from debris or damage.
  2. Shaft Alignment: Proper shaft alignment is crucial for the smooth operation of a spur gear system. Ensure that the shafts on which the gears will be mounted are aligned accurately and parallel to each other. This can be achieved using alignment tools such as dial indicators or laser alignment systems. Adjust the shaft positions as needed to achieve the desired alignment.
  3. Positioning the Gears: Place the spur gears on the respective shafts in the desired configuration. Ensure that the gears are positioned securely and centered on the shafts. For shafts with keyways, align the gears with the key and ensure a proper fit. Use any necessary mounting hardware, such as set screws or retaining rings, to secure the gears in place.
  4. Checking Gear Engagement: Verify that the teeth of the gears mesh properly with each other. The gear teeth should align accurately and smoothly without any excessive gaps or interference. Rotate the gears by hand to ensure smooth and consistent meshing throughout their rotation. If any misalignment or interference is observed, adjust the gear positions or shaft alignment accordingly.
  5. Bearing Installation: If the spur gear system requires bearings to support the shafts, install the bearings onto the shafts. Ensure that the bearings are the correct size and type for the application. Press or slide the bearings onto the shafts until they are seated securely against any shoulder or bearing housing. Use appropriate methods and tools to prevent damage to the bearings during installation.
  6. Lubrication: Apply a suitable lubricant to the gear teeth and bearings to ensure smooth operation and reduce friction. Refer to the gear manufacturer’s recommendations for the appropriate lubrication type and amount. Proper lubrication helps minimize wear, noise, and heat generation in the gear system.
  7. Final Inspection: Once the gears, shafts, and bearings are installed, perform a final inspection of the entire spur gear system. Check for any unusual noises, misalignment, or binding during manual rotation. Verify that the gears are securely mounted, shafts are properly aligned, and all fasteners are tightened to the specified torque values.

It’s important to follow the specific installation instructions provided by the gear manufacturer to ensure proper installation and operation. Additionally, consult any applicable industry standards and guidelines for gear system installation.

By carefully following these installation steps, you can ensure a well-aligned and properly functioning spur gear system in your machinery or equipment.

spur gear

How do you choose the right size spur gear for your application?

Choosing the right size spur gear for your application requires careful consideration of various factors. Here’s a detailed explanation of the steps involved in selecting the appropriate size spur gear:

  1. Determine the Required Torque: Start by determining the torque requirements of your application. Calculate or estimate the maximum torque that the gear will need to transmit. Consider factors such as the power input, speed, and load conditions to determine the required torque.
  2. Identify the Speed Requirements: Determine the desired rotational speed or RPM (revolutions per minute) for your application. This will help in selecting a gear with the appropriate pitch diameter and tooth configuration to achieve the desired speed.
  3. Consider the Load Conditions: Evaluate the expected load conditions, including the magnitude and direction of the load. Determine if the load is constant or variable, and if it involves shock loads or cyclic loading. This will impact the gear’s durability and load-carrying capacity.
  4. Calculate the Pitch Diameter: Based on the torque and speed requirements, calculate the pitch diameter of the spur gear. The pitch diameter is determined by the formula: Pitch Diameter = (2 x Torque) / (Pressure Angle x Allowable Tooth Shear Stress).
  5. Select the Module Size: Choose an appropriate module size based on the gear size and application requirements. The module size determines the tooth size and spacing. Smaller module sizes are used for fine tooth profiles and higher precision, while larger module sizes are suitable for heavier loads and higher torque applications.
  6. Determine the Number of Teeth: Based on the pitch diameter and module size, calculate the number of teeth required for the gear. Ensure that the gear has an adequate number of teeth for smooth operation, load distribution, and sufficient contact ratio.
  7. Consider Space Constraints: Evaluate the available space and mounting requirements in your application. Ensure that the selected gear size can fit within the available space and can be properly mounted on the shaft or gearbox.
  8. Choose the Material: Consider the operating conditions, such as temperature, humidity, and presence of corrosive substances, to select the appropriate material for the spur gear. Common materials include steel, cast iron, brass, and plastic. Choose a material that offers the necessary strength, wear resistance, and durability for your specific application.
  9. Consider Additional Design Features: Depending on your application requirements, you may need to consider additional design features such as profile shift, hub configuration, and surface treatments. Profile shift can optimize gear performance, while specific hub configurations and surface treatments may be necessary for proper mounting and enhanced durability.

It’s important to note that gear selection is a complex process, and it may require consultation with gear manufacturers or experts in the field. They can provide guidance based on their expertise and assist in selecting the most suitable spur gear for your specific application.

By thoroughly considering factors such as torque requirements, speed, load conditions, pitch diameter, module size, number of teeth, space constraints, material selection, and additional design features, you can choose the right size spur gear that meets the demands of your application in terms of performance, durability, and efficiency.

China Hot selling ISO ANSI DIN Kana JIS Standard Spur Gears bevel gear setChina Hot selling ISO ANSI DIN Kana JIS Standard Spur Gears bevel gear set
editor by CX 2023-10-12

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Plastic Spur Gears

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