China Custom Factory Directly OEM High Quality Gear Parts CNC Lathe Tool Holder Spur Gear with high quality

Product Description

Product Description

 

Item Spur Gear Axle Shaft
Material 4140,4340,40Cr,42Crmo,42Crmo4,20Cr,20CrMnti, 20Crmo,35Crmo, 
OEM NO Customize
Certification ISO/TS16949
Test Requirement Magnetic Powder Test, Hardness Test, Dimension Test
Color Paint , Natural Finish ,Machining All Around
Material Aluminum: 5000series(5052…)/6000series(6061…)/7000series(7075…)
Steel: Carbon Steel,Middle Steel,Steel Alloy,etc.
Stainess Steel: 303/304/316,etc.
Copper/Brass/Bronze/Red Copper,etc.
Plastic:ABS,PP,PC,Nylon,Delrin(POM),Bakelite,etc.
Size According to Customer’s drawing or samples
Process CNC machining,Turning,Milling,Stamping,Grinding,Welding,Wire Injection,Cutting,etc.
Tolerance ≥+/-0.03mm
Surface Treatment (Sandblast)&(Hard)&(Color)Anodizing,(Chrome,Nickel,Zinc…)Plating,Painting,Powder Coating,Polishing,Blackened,Hardened,Lasering,Engraving,etc.
File Formats ProE,SolidWorks,UG,CAD,PDF(IGS,X-T,STP,STL)
Sample Available
Packing Spline protect cover ,Wood box ,Waterproof membrane; Or per customers’ requirements.


Company Profile

HangZhou Xihu (West Lake) Dis.n Chengqu Machinery Co., Ltd. Was estabilised in 2000. We specialize in auto spare parts and accessories, such as starter gear, spur gear, planetary gear, gear shaft and so on. Technology is transforming automotive industry. High quality and favaroble price. We are a Gold Supplier of Made-in-China from the day we joined them. We are also credit checked by made-in-China Group every year. More than 80% of our products are exported to European and American markets. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.

Our Advantages

1.Company:
We have 90 employees, including 10 technical staffs. Covering an area of 20000 square meters, the company boasts all necessary production equipment, including

2.Equipment :
Hydraulic press machines, Japanese CNC lathe (TAKISAWA), Korean gear hobbing machine (I SNT), gear shaping machine, machining center, CNC grinder, heat treatment line etc. 

3.Processing precision:
We are a professional gear & gear shafts manufacturer. Our gears are around 6-7 grade in mass production.

4.Sample service
We provide free sample for confirmation and customer bears the freight charges

5.OEM service
Having our own factory and professional technicians,we welcome OEM orders as well.We can design and produce the specific product you need according to your detail information

6.After-sale Service
Our enthusiastic and friendly customer service representatives are ready to assist with any questions or problems

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Material: Alloy Steel
Load: Drive Shaft
Axis Shape: Straight Shaft
Appearance Shape: Round
Rotation: Cw
Yield: 5, 000PCS / Month
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

spur gear

Can spur gears be used in automotive applications?

Yes, spur gears can be used in automotive applications. Here’s a detailed explanation:

Spur gears are one of the simplest and most commonly used types of gears. They consist of cylindrical teeth that are parallel to the gear axis and mesh with each other to transmit power and motion. While other gear types like helical gears or bevel gears are often preferred in certain automotive applications, spur gears still find their place in various automotive systems and components.

1. Transmissions:

Spur gears are commonly found in manual transmissions, especially in lower gears. They are used to achieve a direct and efficient power transfer between the engine and the wheels. Spur gears in transmissions are designed to handle high torque loads and provide reliable performance.

2. Differential:

In automotive differentials, which distribute power between the wheels while allowing them to rotate at different speeds, spur gears are often employed. They are used in the differential gear train to transfer torque from the driveshaft to the wheels. The simplicity and robustness of spur gears make them suitable for this application.

3. Starter Motors:

Spur gears are commonly used in starter motors to crank the engine when starting a vehicle. They provide high torque and efficient power transmission to rotate the engine’s crankshaft and initiate the combustion process. Starter motor spur gears are designed to handle the initial load and engage smoothly with the engine’s flywheel.

4. Timing Systems:

In automotive timing systems, where precise synchronization of engine components is crucial, spur gears can be used. They are employed in timing belts or chains to drive the camshafts, ensuring proper valve timing and engine performance. Spur gears in timing systems contribute to accurate and reliable engine operation.

5. Accessories and Auxiliary Components:

Spur gears are also utilized in various automotive accessories and auxiliary components. They can be found in power window mechanisms, windshield wipers, power steering systems, and other mechanisms that require controlled and synchronized motion. Spur gears provide cost-effective and efficient power transmission for these applications.

It’s important to note that while spur gears have their advantages, they also have certain limitations. They can generate more noise and vibration compared to gears with helical or bevel tooth profiles. Additionally, spur gears are not as suitable for high-speed or high-torque applications as other gear types.

Overall, spur gears have a significant presence in automotive applications, particularly in manual transmissions, differentials, starter motors, timing systems, and various auxiliary components. Their simplicity, reliability, and cost-effectiveness make them a viable choice for specific automotive gear applications.

spur gear

What is the lifespan of a typical spur gear?

The lifespan of a typical spur gear can vary significantly depending on several factors. Here’s a detailed explanation:

The lifespan of a spur gear is influenced by various factors, including:

  • Operating Conditions: The conditions under which the spur gear operates greatly impact its lifespan. Factors such as the magnitude and frequency of the applied loads, operating temperature, speed, and lubrication quality play a significant role. Gears operating under heavy loads, high speeds, or harsh environments may experience higher wear and fatigue, potentially reducing their lifespan.
  • Material Selection: The material used for constructing the spur gear affects its durability and lifespan. Spur gears are commonly made from materials such as steel, cast iron, bronze, or polymer composites. The specific material properties, including hardness, strength, and resistance to wear and corrosion, influence the gear’s ability to withstand the operating conditions and determine its lifespan.
  • Quality of Manufacturing: The quality of manufacturing processes and techniques employed during the production of the spur gear can impact its lifespan. Gears manufactured with precision, accurate tooth profiles, and proper heat treatment are more likely to have longer lifespans compared to those with manufacturing defects or poor quality control.
  • Lubrication and Maintenance: Proper lubrication is crucial for reducing friction, wear, and heat generation in spur gears. Regular maintenance practices, including lubricant replacement, gear inspections, and addressing any issues promptly, can significantly extend the lifespan of the gears. Inadequate lubrication or neglecting maintenance can lead to premature wear and failure.
  • Load and Stress Distribution: The design and configuration of the gear system affect the load and stress distribution on the spur gears. Proper gear design, including tooth profile, number of teeth, and gear arrangement, helps ensure even load distribution and minimizes localized stress concentrations. Well-designed supporting components, such as bearings and shafts, also contribute to the overall lifespan of the gear system.

It is challenging to provide a specific lifespan for a typical spur gear since it depends on the aforementioned factors and the specific application. Spur gears can have lifespans ranging from several thousand to millions of operating cycles. Industrial gear systems often undergo regular inspections and maintenance, including gear replacement when necessary, to ensure safe and reliable operation.

It’s important to note that gear lifespan can be extended through proper care, maintenance, and adherence to recommended operating parameters. Regular inspections, monitoring of gear performance, and addressing any signs of wear or damage promptly can help maximize the lifespan of spur gears.

When assessing the lifespan of spur gears for a particular application, it is advisable to consult manufacturers, industry standards, and experts with expertise in gear design and maintenance for accurate estimations and recommendations.

spur gear

Can you explain the concept of straight-cut teeth in spur gears?

The concept of straight-cut teeth is fundamental to understanding the design and operation of spur gears. Straight-cut teeth, also known as straight teeth or parallel teeth, refer to the shape and arrangement of the teeth on a spur gear. Here’s a detailed explanation of the concept of straight-cut teeth in spur gears:

Spur gears have teeth that are cut straight and parallel to the gear axis. Each tooth has a uniform width and thickness, and the tooth profile is a straight line. The teeth are evenly spaced around the circumference of the gear, allowing them to mesh with other spur gears.

The key characteristics and concepts related to straight-cut teeth in spur gears include:

  • Tooth Profile: The tooth profile of a spur gear with straight-cut teeth is a straight line that extends radially from the gear’s pitch circle. The profile is perpendicular to the gear axis and remains constant throughout the tooth’s height.
  • Pitch Circle: The pitch circle is an imaginary circle that represents the theoretical point of contact between two meshing gears. For a spur gear, the pitch circle is located midway between the gear’s base circle (the bottom of the tooth profile) and the gear’s addendum circle (the top of the tooth profile).
  • 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. It determines the force distribution between the meshing teeth and affects the gear’s load-bearing capacity and efficiency. Common pressure angles for spur gears are 20 degrees and 14.5 degrees.
  • Meshing: Straight-cut teeth in spur gears mesh directly with each other. The teeth engage and disengage along a line contact, creating a point or line contact between the contacting surfaces. This direct meshing arrangement allows for efficient power transmission and motion transfer.
  • Advantages and Limitations: Straight-cut teeth offer several advantages in spur gears. They are relatively simple to manufacture, resulting in cost-effective production. Moreover, they provide efficient power transmission and are suitable for moderate to high-speed applications. However, straight-cut teeth can generate more noise and vibration compared to certain other tooth profiles, and they may experience higher stress concentrations under heavy loads.

In summary, straight-cut teeth in spur gears refer to the straight and parallel arrangement of the gear’s teeth. The teeth have a uniform profile with a constant width and thickness. Understanding the concept of straight-cut teeth is essential for designing and analyzing spur gears, considering factors such as tooth profile, pitch circle, pressure angle, meshing characteristics, and the trade-offs between simplicity, efficiency, and noise considerations.

China Custom Factory Directly OEM High Quality Gear Parts CNC Lathe Tool Holder Spur Gear with high qualityChina Custom Factory Directly OEM High Quality Gear Parts CNC Lathe Tool Holder Spur Gear with high quality
editor by CX 2023-12-29