China Good quality OEM Customized Conditioning Quenching Peek PA66 Nylon Plastic Spur Gear spurs gear

Product Description

Customized Conditioning Quenching PEEK PA66 Nylon Plastic Spur Gear

Gear transmission relies on the thrust between gear teeth to transmit motion and power, also known as meshing transmission. With this gradual meshing, helical gears operate much more smoothly and quietly than spur gears. Therefore, almost all automobile transmissions use helical gears.Since the teeth on the helical gear present a certain angle, the gears will be under a certain amount of  stress when they mesh. Equipment using helical gears is equipped with bearings to withstand this pressure.

Product Description

Product name Worm Gear and Worm Wheel & Nylon Gear
Materials Available Stainless Steel, Carbon Steel, Brass,  Bronze, Iron, Aluminum Alloy,Copper,Plastic etc
Heat Treatment Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Surface Treatment Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering
BORE Finished bore, Pilot Bore, Special request
Processing Method Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Pressure Angle 20 Degree
Hardness 55- 60HRC
Size Customer Drawings & ISO standard
Package Wooden Case/Container and pallet, or made-to-order
Certificate ISO9001:2008
Applications Electric machinery, metallurgical machinery, environmental protection machinery, electronic and electrical appliances, road construction machinery, chemical machinery, food machinery, light industrial machinery, mining machinery, transportation machinery, construction machinery, building materials machinery, cement machinery, rubber machinery, water conservancy machinery and petroleum machinery
Machining Process Material preparation, normalizing, rough turning, quenching and tempering, semi fine turning outer circle, rough turning spiral surface, fine turning (fine grinding) inner hole end face, keyway, semi fine turning spiral surface, pliers (rest incomplete teeth), semi fine grinding outer circle, semi fine grinding spiral surface, grinding center hole, fine grinding outer circle, fine grinding spiral surface, finished product inspection
Advantages 1. Produce strictly in accordance with ANSI or DIN standard dimension
2. Material: SCM 415 steel 
3. Bore: Finished bore
4. Precision grade: DIN 5 to DIN 7
5. Surface treatment: Carburizing and Quenching
6. Module: From 1 to 4
7. Tooth: From Z15 to Z70

Specifction:

Number Number of Teeth Shaft Bore Dia. AH7 (1mm Increment) Twisting Direction B C D E F G
Type Module Straight Bore Straight Bore+Tap Keyway+Tap
Straight Bore

Straight Bore+Tap

Keyway+Tap
 

1.0 20 6 8 L(Left)

R(Right)

17 20 22 8 10 18
22~ 28 8 8~13 18~20 22~28 24~30
30~48 10 10~17 25~30 30~48 32~50
50~70 12 12~17 35~40 50~70 52~72
80~100 15 15~30 50 80~100 82~102
1.5 20~26 12 12~17 24~32 30~39 33~42 12 12 24
28~44 15 15~30 36~50 42~67.5 45~70.5
45~52 18 18~40 50~60 72~78 75~81
60~100 20 20-50 60~70 90~150 93·153
2.0 15~18 12 12~17 24~30 30~36 34~40 16 13 29
20~28 15 15·22 32~45 40~56 44~60
30~36 18 18~40 50 60~72 64~76
40~48 20 20~44 60 80~96 84~100
50~100 25 25~60 60~100 100~200 104~204
2.5 15~18 15 15~30 30~38 37.5~45 42.5~50 20 14 34
20~24 18 18~40 40~48 50~60 55~65
25~36 20 20~50 50~70 62.5~90 67.5~95
40~60 25 25~70 70~80 90~150 95~155
3.0 15~18 18 18~22 36~40 45~54 51~60 25 16 4

Company Profile

Packaging & Shipping

FAQ

1.Who are you?
A: we are factory and have 4 subsidiary company. The 4 companies have more than 40000 square CZPT of standard plants, more than 600 professional technicians, more than 500 sets of precision equipment and 19 related technical patents, forming a complete production, sales and service integration system.

2. What kind of module range can your gear make?
A: 0.4~8M

3. What is the hardness of your products that can be reached by heat treatment?
A: The heat treatment hardness of different materials is different, which can be within HRC50~60 

4. What level of gear accuracy can your company achieve?
A: The highest precision is ISO 5 level and the conventional precision is ISO 6~7 level

5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese

Application: Motor, Electric Cars, Machinery, Agricultural Machinery, Textile Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: S45c
Samples:
US$ 15/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

How do plastic gears contribute to reducing noise and vibration?

Plastic gears contribute to reducing noise and vibration in various applications. Here’s a detailed explanation of how they achieve this:

Plastic gears possess inherent properties that help dampen noise and vibration during operation. These properties, combined with specific design considerations, contribute to the reduction of noise and vibration in the following ways:

  • Damping Characteristics: Plastic materials have inherent damping characteristics, meaning they have the ability to absorb and dissipate vibrations. When compared to metal gears, which are stiffer and transmit vibrations more efficiently, plastic gears can effectively reduce the transmission of vibrations through their damping properties.
  • Reduced Resonance: Plastic gears have the ability to attenuate resonant frequencies, which are frequencies at which vibrations can be amplified. By properly designing the tooth profile, gear geometry, and material selection, plastic gears can shift or dampen these resonant frequencies, preventing excessive vibration and noise generation.
  • Tighter Gear Mesh Tolerances: Plastic gears can be manufactured with tighter gear mesh tolerances, which refers to the amount of clearance or backlash between mating gear teeth. Tighter tolerances lead to better gear engagement and reduced impact or vibration during gear meshing, resulting in quieter operation.
  • Surface Finishes: The surface finish of plastic gears can be optimized to reduce friction and noise. Smoother gear surfaces reduce the potential for gear tooth noise and improve the overall meshing characteristics between gears. Proper lubrication or the use of self-lubricating plastic materials can further enhance the noise-reducing properties.
  • Flexibility in Tooth Design: Plastic gears offer greater flexibility in tooth design compared to metal gears. Engineers can optimize the tooth profile and modify the gear geometry to minimize noise and vibration. For example, incorporating modifications such as profile shifting, tip relief, or helical teeth can help reduce gear noise by promoting smoother and more gradual tooth engagements.

By leveraging these characteristics and design considerations, plastic gears can effectively reduce noise and vibration levels in various applications. This makes them particularly suitable for use in noise-sensitive environments, such as consumer electronics, automotive components, or office equipment.

It’s important to note that while plastic gears can contribute to noise and vibration reduction, the specific noise performance also depends on other factors within the overall system, such as gear arrangement, supporting structures, and the presence of other noise sources. Therefore, a holistic approach to noise reduction should be considered when incorporating plastic gears into a design.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

What industries commonly use plastic gears?

Plastic gears find applications in various industries due to their unique properties and advantages. Here’s a detailed explanation of the industries that commonly use plastic gears:

  • Automotive: Plastic gears are used in automotive applications such as power windows, seat adjusters, HVAC systems, windshield wipers, and various motor-driven mechanisms. Their lightweight nature, noise reduction capabilities, and corrosion resistance make them suitable for these applications.
  • Consumer Electronics: Plastic gears are used in consumer electronics devices like printers, scanners, cameras, and audio equipment. Their lightweight construction, low noise generation, and design flexibility make them ideal for compact and noise-sensitive applications.
  • Medical: Plastic gears are utilized in medical devices and equipment such as pumps, lab instruments, diagnostic devices, and surgical equipment. Their corrosion resistance, lubricity, and ability to be sterilized make them suitable for medical environments.
  • Office Equipment: Plastic gears are commonly found in office equipment like printers, photocopiers, scanners, and shredders. Their low noise operation, lightweight construction, and cost-effectiveness make them popular choices in these applications.
  • Industrial Machinery: Plastic gears are used in various industrial machinery applications, including packaging equipment, conveyor systems, material handling equipment, and small gearboxes. Their self-lubricating properties, corrosion resistance, and noise reduction capabilities make them suitable for these industrial environments.
  • Toys and Games: Plastic gears are extensively used in toys, hobbyist models, and games. Their lightweight nature, cost-effectiveness, and ease of customization allow for the creation of intricate moving parts in these recreational products.
  • Aerospace: Plastic gears are used in certain aerospace applications, particularly in non-critical systems such as cabin equipment, small actuators, and control mechanisms. Their lightweight construction and noise reduction characteristics are advantageous in aerospace applications.
  • Telecommunications: Plastic gears find applications in telecommunications equipment such as routers, switches, and communication devices. Their lightweight design, noise reduction properties, and cost-effectiveness make them suitable for these applications.

These are just a few examples of the industries that commonly use plastic gears. The versatility, cost-effectiveness, design flexibility, and specific performance characteristics of plastic gears make them valuable components in numerous applications across various sectors.

China Good quality OEM Customized Conditioning Quenching Peek PA66 Nylon Plastic Spur Gear spurs gearChina Good quality OEM Customized Conditioning Quenching Peek PA66 Nylon Plastic Spur Gear spurs gear
editor by CX 2023-09-12