China factory Hobbing Stainless Steel Cast Iron Powder Metallurgy Spur Bevel Gear worm gear motor

Product Description

Product type Sintered metal parts / Planetary Sun Drive Spur Gea
Material Stainless steel,Steel(Iron,)Brass,Copper (According to product design requirements)
Tolerance ±0.01mm
Surface Treatment As your requirement
Application Tool industry,Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, light industry products, sanitation machinery, etc.
Shape Any other material and dimension depends on customers’ demand.
QC system 100% inspection before shipment
Returned Goods Managing With quality problem or deviation from drawings
Warranty Replacement at all our cost for rejected products
Payment terms T/T at sight, Paypal, Western Union,etc.
Lead time 7-15 working days as usual,It will based on the detailed order quantity.

Why Choose Us

1.  We have professional powder metallurgy production equipment and team;
2.  We can accompany customers to develop products;
3.  Just send an idea that you want to try, you don’t even need to know what powder metallurgy;
4.  Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
5.  Our team will evaluate your inquiry and provide our offer within next 1~3 working days.
 

Order Process

1.  You send us drawing or sample.
2.  We carry through project assessment.
3.  We give you our design for your confirmation.
4.  We make the sample and send it to you after you confirmed our design.
5.  You confirm the sample then place an order and pay us deposit.
6.  We start producing.
7.  When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
8.  Trade is done, thank you!!

Additional Capabilities CAD Design Services CAM Programming Services Coordinate Measuring Machines (CMM) Reverse Engineering
 

Product Show

Some Parts We Manufacture

Self-Lubricated Bushing
Structural Parts
Gears

About Us

DERYOUNG Technology company is a professional metal parts manufacturer, which with more than 20 years of experience in the development and production of sintered metals. Each year we produce more than 100 million premium sintered metal parts for our customers. We are mainly produce oil bearing, gear, and metal parts. We support our customers in the design and material selection of sintered parts, providing the best solution for your applied parts through our specialized equipment compression molds, furnaces, handling, sizing, deburring and impregnation processes.

Design Tips: Powder Metallurgy Gears

1.  Radius > 0.25 mm is required to manufacture the die;
2.  Helical teeth should feature a helical angle < 30º in order to limit side pressure on the punches;
3.  Introduction of a draft angle > 5º in the upper diameter reduce the tooling cost;
4.  The distance between tooth root and central hub diameter must be: > 3 mm (Robust Tooling).

If you want to know more about the product, please send us a message.

 

The Powder Metallurgy Manufacturing Process

FAQ
Q: How can I get the quotation?
A: Please send us information for quote: drawing, material, weight, quantity and request,w can accept PDF, ISGS, DWG, STEP file format.
   If you don’t have drawing, please send the sample to us,we can quote based on your sample too.
 
Q: What’s your MOQ?
A: In general 1000pcs,but can accept low quantity in some special conditions.
 
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
 
Q: What about the leading time for mass production?
A: Honestly, it depends on the order quantity. Normally, 15 days to 20 days after your deposit if no tooling needed.
 
Q: What if the parts are not good?
A: We can guarantee good quality,but if happened,please contact us immediately, take some pictures, we will check on the problem,and solve it asap.
 
Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Customization:
Available

|

Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

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.

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

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

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China factory Hobbing Stainless Steel Cast Iron Powder Metallurgy Spur Bevel Gear worm gear motorChina factory Hobbing Stainless Steel Cast Iron Powder Metallurgy Spur Bevel Gear worm gear motor
editor by CX 2024-04-12