China wholesaler Custom CNC Machining OEM Fabrications Service Precision CNC Machining Parts Double Spur Gears Plastic Gears manufacturer

Product Description

 

Product Description

Item

Custom cnc machining OEM fabrications service precision cnc machining parts double spur gears plastic gears

Material

ABS, PC/ABS, PP, PC, POM(Delrin), Nylon 6, Nylon 6/6, PA 12, HDPE, LDPE, PS(HIPS),  SAN/AS, ASA, PVC, UPVC, TPE, TPR, PU, TPU, PET, PEI(Ultem), PSU, PPSU, PPE/PS, PTFE, GPPS, PPO, PES, CA, etc

Certificate

IATF 16949:2016 / ISO 9001:2015 / ISO 45001:2018 / ISO 14001:2015 /REACH/ROHS/MSDS/LFGB/F D A

Drawing Format

.stp / .step / .igs /.CHINAMFG /.dwg / .pdf

Color

Almost all PMS colors available.

Parameters

Inch, centimeter, millimeter, etc.

Function

Industrial parts /daily supply / Medical grade supply, etc.

Surface Treatment

Matte, Common polishing, Mirror polishing, Texture, Plating, Power Coating (Painting), Laser Engraving, Brushing, Marbling, Printing etc.

Mold Material

S136H, 718H, NAK80, P20, H13, etc.

Mold Precision

If no special request, apply to SJ/T10628-1995 standards, class 3.

Mold Life-cycle

100,000-500,000 shots.

Packing

Pack in bulk / poly bag / bubble bag / color box.

Sample

Available. One cavity sample mold or 3D printing.

Price Tip

The price shown above is just for reference, final actual price depends on your design, material request, surface treatment, order qty, package request, etc.

Custom cnc machining OEM fabrications service precision cnc machining parts double spur gears plastic gears

 

 

1. Rapid Prototyping & On-demand production services; 

2. Professional DFM Report before Mould Making;  

3.Capability for Plastic Injection Molding is up to 1500mm

DFM Report (Design for Manufacturability) for Reference.

Some Custom CHINAMFG & Moulds for Your Reference.

Neway Highly Welcome Your Own Custom Designs !!!

Neway Support Custom Design Moulds & Moulds Export.

Neway Can Also Provide Mould Spare Parts Export, eg: Slider, Inserts, Ejector Pins, etc.

NEWAY has complete production chain from R&D, Rapid Prototypes, mould design, mould making, components production, assembling, packing to export. Having 1 supplier like CHINAMFG for the complete assembly will allow for better design, quality, and fit of all the individual parts.


The most common used surface treatment are: Matte, Texture (fine texture, rough texture…), Common Polishing, Mirror Polishing, Laser Engraving, Printing, Plating, Brushing, Marbling), etc. You can view below surface pictures for reference

Company Profile

Our Advantages

Good reviews of customer

Certifications

Below are some inspection equipment for reference:

And attach the injection molding CHINAMFG inspection report for reference:

Packaging & Shipping

FAQ

Q1. How soon can I get a precise quotation for custom plastic injection part?
A1: Please send us your inquiry by email or Alibaba TM message. Once we confirm the design (Feature details with parameters), material, color, qty, we can provide quotation within 24 HOURS.

Q2: Can I get a free sample, how long will it take?
A2: a. For standard products we have in stock, YES for free sample, but the express fee will be charged in advance.

Mostly, it takes 3-10 days.
b. For custom products, sample fee is determined by the detailed sample requirements. Normally, it takes 7-15 days.

Q3: Can you make custom parts based on my sample?
A3: Yes, you can send the sample to us by express and we will evaluate the sample, scan the features and draft 3D drawing for production.

Q4: What does your OEM service include?
A4: We follow up your request from the design idea to the mass production.
a. You can provide 3D drawing to us, then our engineers and production teams evaluate the design and quote you the precise cost.
b. If you don’t have 3D drawing, you can provide 2D drawing or draft with features details with full dimensions, we can draft 3D drawing for you with fair charge.
c. You can also customize Logo on the product surface, package, color box or carton.
d. We also provide assembly service for the OEM parts.

Q5. What is your payment term?
A5: We accept T/T, Paypal, Western Union, L/C, Alibaba Trade Assurance.

Work with Neway, your business is in safe and your money is in safe!

If you can dream it, we can build it!
 

Application: Motor, Electric Cars, Motorcycle, Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Toothed Portion Shape: Bevel Wheel
Material: Plastic
Type: Bevel Gear
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

spur gear

How do you ensure proper alignment when connecting spur gears?

Proper alignment is crucial when connecting spur gears to ensure smooth and efficient gear operation. Here’s a detailed explanation of how to ensure proper alignment when connecting spur gears:

  • Visual Inspection: Start by visually inspecting the gears, gear shafts, and associated components for any visible misalignment or damage. Look for signs of wear, uneven tooth engagement, or any abnormalities that may affect alignment.
  • Shaft Alignment: Align the gear shafts accurately before connecting the gears. Proper shaft alignment ensures that the gears are positioned correctly relative to each other. This can be achieved through various alignment techniques, such as using alignment tools, laser alignment systems, or measuring devices. The goal is to ensure parallel or coaxial alignment between the gear shafts.
  • Backlash Adjustment: Adjust the backlash between the gear teeth to achieve proper alignment. Backlash refers to the slight gap between the mating teeth of gears. It is important to maintain an appropriate amount of backlash to allow for smooth gear engagement and minimize the risk of binding or jamming. Follow the manufacturer’s recommendations or industry standards for the recommended backlash range and adjust as necessary during gear installation.
  • Check Gear Mesh: Verify the gear meshing pattern to ensure proper alignment. The gear teeth should mesh smoothly and evenly without any signs of excessive or uneven contact. If there are indications of improper meshing, such as concentrated contact on a specific area of the tooth, it may imply misalignment or other issues that need to be addressed.
  • Shim Adjustment: If misalignment is detected, shimming can be employed to correct it. Shimming involves placing thin metal shims between the gear and the shaft to adjust the positioning and alignment. Shims are available in various thicknesses, allowing for precise alignment adjustments. Careful measurement and selection of the appropriate shim thickness can help achieve the desired alignment.
  • Tightening Bolts: When connecting the gears to the shafts, ensure that the bolts or fasteners are tightened evenly and to the recommended torque specifications. Uneven tightening can introduce misalignment or uneven load distribution, leading to gear misalignment and potential issues.
  • Post-Installation Verification: After connecting the gears, perform a final verification of the alignment. Rotate the gears manually or through the gear system’s intended operation and observe the gear meshing behavior. Look for any signs of abnormal noise, vibration, or irregular tooth engagement. If any issues are detected, further adjustments or inspections may be necessary.
  • Regular Maintenance: Implement a proactive maintenance program that includes periodic inspections and alignment verification. Gears can experience wear or misalignment over time due to factors such as load variations, temperature changes, or prolonged operation. Regular maintenance allows for early detection and correction of alignment issues, ensuring optimal gear performance and longevity.

Proper alignment is essential for maximizing the efficiency, durability, and reliability of spur gear systems. By following these alignment practices and considering the manufacturer’s recommendations, industry standards, and expert advice, you can ensure proper alignment when connecting spur gears.

It’s important to note that the specific alignment techniques and procedures may vary depending on the gear system’s design, size, application, and other factors. Consulting with gear manufacturers, engineers, or alignment specialists can provide further guidance on the recommended alignment practices for your specific gear system.

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 wholesaler Custom CNC Machining OEM Fabrications Service Precision CNC Machining Parts Double Spur Gears Plastic Gears manufacturer China wholesaler Custom CNC Machining OEM Fabrications Service Precision CNC Machining Parts Double Spur Gears Plastic Gears manufacturer
editor by CX 2023-11-01

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