China supplier Custom Powder Metallurgy Steel Gear Metal Transmission Customized Spur Helical Gear Manufacturer hypoid bevel gear

Product Description

Product type sintered metal parts
Material Stainless steel,Steel(Iron,)Brass,Copper
Tolerance ±0.01mm
Application Tool industry
Shape Custom
QC system 100% inspection before shipment
Payment terms T/T at sight, Paypal, Western Union,etc.
Lead time 7-15 working days

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).
 

The Powder Metallurgy Manufacturing Process

Characteristics of Powder Metallurgy Gears

Powder metallurgy (PM) is a versatile manufacturing process that involves the production of components from powdered metal. Gears manufactured using this process, known as powder metallurgy gears, possess several unique characteristics that make them highly desirable in various industries. In this article, we will explore some of the key features and advantages of powder metallurgy gears.

1. Cost-effective production: Powder metallurgy gears offer significant cost advantages compared to gears produced through traditional methods such as forging or machining. The PM process allows for a high material utilization rate, reducing wastage and minimizing production costs. Additionally, the elimination of expensive machining operations results in lower labor and tooling costs, making powder metallurgy gears an economical choice for gear manufacturers.

2. Design flexibility: Powder metallurgy gears provide excellent design flexibility, allowing for the production of complex gear geometries that are difficult to achieve using conventional manufacturing techniques. The PM process enables the production of gears with intricate shapes, including internal and external splines, helical gears, and bevel gears. This flexibility in design allows gear manufacturers to meet specific application requirements and optimize gear performance.

3. Enhanced material properties: Powder metallurgy gears exhibit superior material properties compared to gears made using conventional methods. The PM process allows for the use of a wide range of alloy compositions, including low-alloy steels, stainless steels, and non-ferrous materials such as bronze and brass. By carefully selecting the alloy composition and controlling the powder metallurgy process parameters, gear manufacturers can achieve desired mechanical properties such as high strength, wear resistance, and fatigue resistance.

4. Improved dimensional accuracy: Powder metallurgy gears offer excellent dimensional accuracy and tight tolerances. The PM process involves pressing metal powders into a die cavity, followed by sintering at high temperatures. This sintering process results in a net-shape or near-net-shape component, minimizing the need for secondary machining operations. The ability to produce gears with precise dimensions ensures proper meshing and alignment, leading to improved gear performance and reduced noise levels.

5. Enhanced surface finish: Powder metallurgy gears typically have a smooth surface finish, eliminating the need for additional finishing operations such as grinding or polishing. The sintering process helps to consolidate the metal powders, resulting in a dense and uniform structure. This uniformity contributes to improved gear surface quality, reduced friction, and enhanced gear efficiency.

6. Reduced material waste: The powder metallurgy process minimizes material waste compared to traditional manufacturing methods. The ability to accurately control the powder composition and shape during the pressing stage ensures efficient material utilization. Additionally, any excess powder generated during the pressing process can be recycled, further reducing material waste and contributing to a more sustainable manufacturing process.

7. Consistent quality: Powder metallurgy gears offer consistent and reliable quality. The PM process allows for precise control over the production parameters, ensuring consistent material properties and gear performance. This consistency is crucial for applications that require high precision and reliability, such as automotive transmissions, industrial machinery, and aerospace systems.

In conclusion, powder metallurgy gears possess several distinct characteristics that make them highly advantageous in various industries. Their cost-effectiveness, design flexibility, enhanced material properties, improved dimensional accuracy, enhanced surface finish, reduced material waste, and consistent quality make them a preferred choice for gear manufacturers. As technology continues to advance, powder metallurgy gears are likely to play an increasingly significant role in the production of high-performance gears.

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

Shipping Cost:

Estimated freight per unit.



To be negotiated
Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear

spur gear

Are spur gears suitable for high-torque applications?

Spur gears are commonly used in a wide range of applications, including those involving high-torque requirements. However, their suitability for high-torque applications depends on various factors. Here’s a detailed explanation:

Spur gears are designed to transmit power and torque between parallel shafts. They have straight teeth that engage fully, providing efficient power transfer. The suitability of spur gears for high-torque applications can be evaluated based on the following considerations:

  • Load Distribution: Spur gears distribute the transmitted load over a larger contact area compared to other gear types. This characteristic allows them to handle higher torque loads effectively.
  • Size and Diameter: The size and diameter of the spur gears play a crucial role in their ability to handle high torque. Larger gear diameters provide increased torque capacity due to the longer lever arm and larger contact area between the gear teeth.
  • Material Selection: Choosing the appropriate material for the spur gears is essential for spur gear

    Can spur gears be used in both horizontal and vertical orientations?

    Yes, spur gears can be used in both horizontal and vertical orientations. Here’s a detailed explanation:

    Spur gears are one of the most common types of gears used in various applications. They have straight teeth that are parallel to the gear axis and are designed to transmit power and torque between parallel shafts. The versatility of spur gears allows them to be used in different orientations, including horizontal and vertical configurations.

    Horizontal Orientation:

    In horizontal applications, where the gear shafts are positioned parallel to the ground, spur gears are widely utilized. Horizontal orientations are commonly found in machinery such as conveyor systems, automobiles, industrial equipment, and many other applications. Spur gears in horizontal configurations can efficiently transmit power and torque between shafts, providing reliable operation and smooth gear engagement.

    Vertical Orientation:

    Spur gears can also be used in vertical orientations, where the gear shafts are positioned perpendicular to the ground. Vertical gear arrangements are often encountered in applications such as wind turbines, elevators, vertical conveyor systems, and various industrial machinery. In these cases, the weight of the gears and any additional loads acting on them must be considered to ensure proper load distribution and support. Adequate lubrication and proper gear design, including tooth profile and material selection, are important factors to ensure reliable and efficient operation in vertical orientations.

    When using spur gears in vertical orientations, some additional considerations may be necessary due to the effects of gravity and potential oil leakage. In vertical applications, gravity can affect the distribution of lubricant, potentially leading to inadequate lubrication of gear teeth. Proper lubrication techniques and lubricant selection should be employed to ensure sufficient film thickness and minimize wear. Additionally, seals or other measures may be required to prevent oil leakage, especially in applications where high-speed rotation or high loads are involved.

    It’s important to note that while spur gears can be used in both horizontal and vertical orientations, the specific design and configuration of the gear system should be evaluated to ensure optimal performance and longevity. Factors such as load distribution, gear alignment, lubrication, and material selection should be carefully considered based on the intended orientation and operating conditions of the gear system.

    Consulting with gear manufacturers, engineers, or industry experts can provide further guidance on the suitability and design considerations when using spur gears in horizontal or vertical orientations.

    high-torque applications. Strong and durable materials, such as hardened steel or alloy steels, are commonly used to ensure the gears can withstand the high stresses and torque loads without deformation or failure.

  • Gear Design: Proper gear design considerations, such as tooth profile, module or pitch, and the number of teeth, can impact the torque-carrying capacity of spur gears. Design parameters should be optimized to ensure sufficient tooth strength and minimize the risk of tooth breakage or excessive wear.
  • Lubrication and Maintenance: Adequate lubrication is critical for reducing friction, wear, and heat generation in high-torque spur gear applications. Regular maintenance, including lubricant replacement and gear inspections, can help identify and address any issues that may affect the gear’s torque-handling capabilities.
  • Supporting Components: The overall system design, including the selection of bearings, shafts, and housing, should be considered to ensure proper support and alignment of the spur gears. Well-designed supporting components contribute to the overall torque capacity of the system.

While spur gears can handle high torque, it’s important to note that there are limitations to their torque capacity. Factors such as gear size, material strength, tooth design, and operating conditions can affect the maximum torque the gears can safely transmit without failure.

In some cases, other gear types such as helical gears or bevel gears may be more suitable for specific high-torque applications. These gears offer advantages such as increased load-carrying capacity, improved torque transfer efficiency, and reduced noise and vibration levels.

Ultimately, the suitability of spur gears for high-torque applications should be evaluated based on the specific requirements, operating conditions, and industry standards applicable to the particular application.

Customization:
Available

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Customized Request

spur gear

What is a spur gear and how does it work?

A spur gear is a type of cylindrical gear with straight teeth that are parallel to the gear axis. It is one of the most common and simplest types of gears used in various mechanical systems. Spur gears work by meshing together to transmit rotational motion and torque between two parallel shafts. Here’s a detailed explanation of spur gears and how they work:

A spur gear consists of two or more gears with cylindrical shapes and an equal number of teeth. These gears are mounted on parallel shafts, and their teeth mesh together to transfer rotational motion from one gear to another. The gear with power input is called the “drive gear” or “driver,” while the gear receiving the power output is called the “driven gear” or “follower.”

The key characteristics and components of spur gears include:

  • Teeth: Spur gears have straight teeth that are cut parallel to the shaft axis. The teeth are evenly spaced around the circumference of the gear. The number of teeth determines the gear ratio and affects the speed and torque transmission between the gears.
  • Pitch Diameter: The pitch diameter is the theoretical diameter of the gear at the point where the teeth mesh. It is determined by the number of teeth and the module or diametral pitch of the gear.
  • Module or Diametral Pitch: The module is a parameter used in metric gear systems, while the diametral pitch is used in imperial gear systems. They define the tooth size and spacing of the gear. The module is the ratio of the pitch diameter to the number of teeth, while the diametral pitch is the number of teeth per inch of pitch diameter.
  • Pressure Angle: The pressure angle is the angle between the line tangent to the tooth profile at the pitch point and a line perpendicular to the gear axis. Common pressure angles for spur gears are 20 degrees and 14.5 degrees.
  • Meshing: Spur gears mesh by engaging their teeth, creating a point or line contact between the contacting surfaces. The teeth transfer rotational motion and torque from the drive gear to the driven gear.
  • Gear Ratio: The gear ratio is determined by the number of teeth on the drive gear and the driven gear. It defines the relationship between the input speed and the output speed. The gear ratio can be calculated by dividing the number of teeth on the driven gear by the number of teeth on the drive gear.
  • Operation: As the drive gear rotates, its teeth come into contact with the teeth of the driven gear. The contact between the teeth transfers rotational motion and torque from the drive gear to the driven gear. The meshing teeth maintain a constant speed ratio, allowing for the transmission of power between the shafts. The direction of rotation can be changed by meshing gears with an odd or even number of teeth.

Spur gears offer several advantages, including simplicity, ease of manufacture, efficiency, and reliability. They are commonly used in a wide range of applications, including machinery, automotive systems, appliances, power tools, and more.

In conclusion, spur gears are cylindrical gears with straight teeth that mesh together to transfer rotational motion and torque between parallel shafts. Their simple and efficient design makes them a popular choice for various mechanical systems.

China supplier Custom Powder Metallurgy Steel Gear Metal Transmission Customized Spur Helical Gear Manufacturer hypoid bevel gearChina supplier Custom Powder Metallurgy Steel Gear Metal Transmission Customized Spur Helical Gear Manufacturer hypoid bevel gear
editor by CX 2023-09-01