China Good quality China Directly Supply Precision Metal Steel Drive Gear/Spur Helical Pinion Gears cycle gear

Product Description

China Directly Supply Precision Metal Steel Drive Gear/Spur Helical Pinion Gears

Product Description

 

Material

S45C steel, Stainless steel 304, Plastic, Brass, 42CrMo,20CrMnTi and so on

Heat treatment

Hardening and Tempering, High Frequency Quenching,Carburizing etc

Surface treatment

Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating

Application

Precision cutting machines. Lathes. Milling machines. Grinders. Automated mechanical systems. Automated warehousing systems.

Machining process:

Hobbing, Milling, Drilling, Shaving, Grinding

         1. Type: spur gear, helical gear, bevel gear, worm gear, ring gear etc.
         2. Material: carbon steel, alloy steel, stainless steel, nylon, POM , plastic
         3. Treatment: teeth hardened, zinc, quenching, black oxide, color zinc
         4. OEM & Standard:Standard size according to the catalog.OEM size, hub, hole, keyway and
         set screw, all can produce according to your drawing.
         5. Gear drive advantages:High transmission accuracy, high transmission efficiency, reliable work
         and long service life.

        Our Service:
        1. Competitive price
        2. High quality products
        3. OEM service
        4. 24 hours online service
        5. Professional technical service
        6. Sample available

       1. We are a professional manufacturer specializing in manufacturing various metal parts, including 
       CNC precision automatic lathe machined parts, automatic lathe parts, milling machined parts, wire 
       cutting machined parts etc. 

 

       2.With experienced technical engineers and modern inspection equipment, our factory can help you to 
       lower cost at the moment of worldwide financial crisis. 

 

       3.We are committed to focusing on the client’s demand and satisfaction, and to providing high quality 
       products at competitive prices according to your drawings or samples. Special parts for your special 
       needs!

 

       4.Our strong R&D and QC department can control the products to meet your strict requirment, 100% 
       inspection on critical dimensions with high accuracy +/-0.01-0.005mm. 

 

       5.We are committed to focusing on the client’s demand and satisfaction, and to providing high quality 
       products at competitive prices according to your drawings or samples. Special parts for your special 
       needs!

 

       6.Although the business has become more difficult since competition increased, our products have 
       sold well in recent years. As a matter of fact, our parts are being exported to more than 10 countries 
       and regions. And they’re always received favourably.

       Our Main Product:
       1. Gear and Rack
       2. Ball Screw and Nut
       3. Linear Xihu (West Lake) Dis. and Block
       4. Sprocket and Roller Chain
       5. Timing Pulley and Timing Belt

       Application
       Gear can be used on many machines,like lathe machine, cutting machine, cnc machine and engraving
       machine etc; It can also be used in many fields, machinery, construction, building, manufacturing,
       industrial etc.

      Package

      Usually we wrap the gears with bubble wrap, then put the gears in a carton, and finally seal the
      carton tightly. We can also make the package according to customers’ demands.

       FAQs

       Q: Are you factory or trading company?

       A:Truly we are a factory over 60 years. We located in HangZhou City, ZheJiang Province, near
       HangZhou port.

 

       Q: What is your production range?

       A: Gears, impellers, shaft; shaft couplings; end cover; cnc machining parts,etc.

 

       Q: How long can I get some samples for checking and what about the price?

       A: Normaly samples will be done within 3-5 days. 
       The sample cost depends on the information (size, material, finish, etc.). 
       We will return the sample cost when you place order.

 

       Q:How is the warranty of the products quality control?

       A:We hold the tightend quality controlling from very begining to the end and aim at 100% error free.

 

       Q:How to get an accurate quotation?
       A:If you are interested in our products, please provide us with below information: 

    

       If there is something you are demanding or interested, please feel free to contact with
       us, we will feedback within 12 hours.

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Soft Tooth Surface
Gear Position: External Gear
Samples:
US$ 1/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

spur gear

What are the environmental considerations when using spur gears?

When using spur gears, there are several environmental considerations to keep in mind. Here’s a detailed explanation:

1. Lubrication:

Proper lubrication is essential for the efficient and reliable operation of spur gears. However, the choice of lubricant can have environmental implications. It is important to select lubricants that are environmentally friendly, such as biodegradable or non-toxic lubricants. These lubricants minimize the risk of contaminating soil, water, or air during gear operation or maintenance.

2. Material Selection:

The choice of gear materials can also have environmental implications. Opting for materials that are recyclable or made from recycled content can reduce the environmental impact associated with gear production and end-of-life disposal. Additionally, selecting materials with low toxicity and minimal environmental harm during their lifecycle is important for sustainable gear manufacturing.

3. Energy Efficiency:

Efficient gear design and operation contribute to energy conservation and decreased environmental impact. By optimizing gear design, tooth profiles, and lubrication, it is possible to minimize power losses and increase overall gear system efficiency. This, in turn, reduces energy consumption and the associated environmental footprint.

4. Noise and Vibration:

Spur gears can generate noise and vibration during operation, which can have environmental implications, especially in noise-sensitive or residential areas. Implementing noise reduction measures such as gear tooth profiling, proper lubrication, and noise dampening techniques can help minimize the environmental impact of gear-induced noise and vibration.

5. Maintenance and End-of-Life Disposal:

Proper maintenance practices play a crucial role in minimizing the environmental impact of spur gears. Regular inspection, cleaning, and lubrication can prolong gear life, reduce the need for replacements, and minimize waste generation. Additionally, when spur gears reach the end of their life cycle, it is important to dispose of them responsibly, considering recycling options and proper waste management practices.

6. Environmental Regulations and Compliance:

When using spur gears, it is crucial to stay informed about relevant environmental regulations and standards. Different regions or industries may have specific requirements regarding lubricants, materials, noise emissions, or waste disposal. Adhering to these regulations ensures compliance and minimizes the environmental impact of gear usage.

7. Life Cycle Assessment (LCA):

Conducting a life cycle assessment of spur gears helps evaluate their overall environmental impact. LCA considers the environmental implications of gear production, use, maintenance, and disposal. It provides insights into potential environmental hotspots, allowing for targeted improvements in gear design, material selection, and operational practices.

By considering these environmental considerations and adopting sustainable practices throughout the life cycle of spur gears, it is possible to minimize their environmental impact and promote more environmentally friendly gear systems.

spur gear

What are the advantages and disadvantages of using spur gears?

Spur gears offer several advantages and disadvantages when used in mechanical systems. Here’s a detailed explanation of the advantages and disadvantages of using spur gears:

Advantages of Spur Gears:

  • Simplicity: Spur gears have a simple and straightforward design, consisting of cylindrical gears with straight teeth. Their simplicity facilitates ease of manufacturing, installation, and maintenance.
  • Efficiency: Spur gears are highly efficient in transmitting power from one shaft to another. They have minimal sliding friction between the gear teeth, resulting in high mechanical efficiency.
  • Cost-Effectiveness: Due to their simple design and ease of production, spur gears are generally more cost-effective compared to other types of gears. They are widely available and can be manufactured in large quantities at a reasonable cost.
  • Compactness: Spur gears have a compact design, making them suitable for applications where space is limited. They can be arranged in parallel or stacked configurations to achieve the desired gear ratios within a confined space.
  • High Load Capacity: Spur gears can handle high load capacities and transmit substantial amounts of torque. Their teeth are designed to distribute the load evenly across the gear face, resulting in improved load-bearing capabilities.
  • Precision: Spur gears provide precise and predictable motion due to the simplicity of their tooth engagement. This makes them suitable for applications that require accurate positioning and synchronization.

Disadvantages of Spur Gears:

  • Noisy Operation: Spur gears can produce noise during operation, especially at high speeds. The engagement of the gear teeth generates impact and vibration, resulting in noise that may require additional measures to mitigate.
  • Axial Thrust: Spur gears generate axial thrust forces along the gear shafts due to the parallel arrangement of their teeth. This thrust must be properly managed using thrust bearings or other means to prevent excessive axial loading on the gear shafts.
  • Limited Speed Ratio: Spur gears are primarily designed for applications with moderate speed ratios. They are less suitable for high-speed applications due to the limitations imposed by the tooth engagement and potential for increased noise and vibration.
  • Unidirectional Operation: Spur gears are typically designed for unidirectional power transmission. Reversing the direction of rotation can cause noise, impact, and increased wear due to the abrupt change in tooth engagement.
  • Prone to Wear: The sliding contact between the gear teeth in spur gears can result in wear over time, especially under heavy loads or inadequate lubrication. Regular maintenance and proper lubrication are necessary to minimize wear and extend gear life.

It’s important to consider these advantages and disadvantages when selecting gear types for specific applications. While spur gears are well-suited for many applications, other gear types, such as helical gears or bevel gears, may be more suitable in certain situations depending on the requirements and operating conditions.

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 Good quality China Directly Supply Precision Metal Steel Drive Gear/Spur Helical Pinion Gears cycle gearChina Good quality China Directly Supply Precision Metal Steel Drive Gear/Spur Helical Pinion Gears cycle gear
editor by CX 2024-01-10

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Spur Gear

As one of the leading spur gear manufacturers, suppliers, and exporters of mechanical products, We offer spur gear and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of spur gear.

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