China Professional Spiral Bevel Gear for 801 Angle Grinder Power Tools Spare Parts Accessories cycle gear

Product Description

Product Description

Spiral Bevel Gear For DEWALT 801 Angle Grinder.

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Packaging & Shipping

Universal: 60Sets/Middle box, and 300Sets/Outer box

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Company Profile

HangZhou Longma switch factory was established in 1998, located in China hardware capital-HangZhou. Our products can be in auxiliary use of many brand tools both domestically and internationally, over a period of more than 20 years, our products are exported to Russia, India, Indonesia, Malaysia, Ukraine, Turkey and other countries, have a certain visibility in the power tool industry. With sticking to honest-oriented and customer-first philosophy, our factory is dedicated to domestic and foreign customers.

Application: Motor, Power Tool/ Angle Grinder
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Bevel Wheel
Material: Cast Steel
US$ 1/Pair
1 Pair(Min.Order)

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spiral gear

How do spiral gears contribute to reducing noise and vibration?

Spiral gears contribute significantly to reducing noise and vibration in gear systems. Their unique design and characteristics help minimize unwanted sound and vibrations. Here’s how spiral gears achieve noise and vibration reduction:

  • Gradual Tooth Engagement: Spiral gears have a helical tooth arrangement, which results in gradual tooth engagement as the gears mesh. Unlike spur gears with instantaneous full tooth contact, the helical teeth of spiral gears gradually come into contact, reducing the impact and shock during gear meshing. This gradual engagement helps to minimize noise and vibration.
  • Improved Contact Pattern: The helical tooth profile of spiral gears produces a favorable contact pattern between the teeth. The contact pattern is more evenly distributed across the tooth face compared to spur gears, which reduces stress concentration and potential noise generation. The improved contact pattern contributes to smoother and quieter gear operation.
  • Load Distribution: Spiral gears distribute the load over multiple teeth due to their helical shape. This load distribution helps to minimize localized stresses and reduces the risk of tooth breakage or pitting, which can contribute to noise and vibration. By spreading the load across a larger contact area, spiral gears ensure smoother and more stable gear operation.
  • Reduced Sliding Friction: The sliding friction between gear teeth can generate noise and vibration. Spiral gears, with their helical tooth profile, exhibit reduced sliding friction compared to spur gears. The sliding motion is distributed along the helical path, resulting in smoother tooth contact and reduced friction-induced noise and vibration.

Collectively, these factors—gradual tooth engagement, improved contact pattern, load distribution, and reduced sliding friction—contribute to the noise and vibration reduction achieved by spiral gears. This makes them particularly suitable for applications where quiet operation and minimal vibration are essential, such as precision machinery, automotive transmissions, and other noise-sensitive environments.

spiral gear

Can spiral gears be used in precision machinery and equipment?

Yes, spiral gears can be used in precision machinery and equipment with excellent results. They offer several advantages that make them well-suited for such applications. Here’s why spiral gears are suitable for precision machinery and equipment:

  • Smooth Operation: Spiral gears provide smooth and precise gear operation. The helical tooth arrangement ensures gradual tooth engagement, resulting in reduced impact, vibration, and noise. This smooth operation is crucial in precision machinery where precise movements and low noise levels are required.
  • High Load Capacity: Spiral gears have a high load-carrying capacity, allowing them to handle heavy loads encountered in precision machinery. The helical tooth profile distributes the load across multiple teeth, reducing stress concentration. This feature enables spiral gears to transmit torque efficiently and withstand the forces associated with precision applications.
  • Efficient Power Transmission: Spiral gears offer efficient power transmission, minimizing energy losses and optimizing overall system efficiency. The helical tooth profile reduces sliding friction, resulting in improved power transmission efficiency. This efficiency is particularly important in precision machinery where energy conservation and high performance are critical.
  • Reduced Noise and Vibration: Spiral gears exhibit reduced noise and vibration due to their gradual tooth engagement and improved contact pattern. This feature is highly desirable in precision machinery, where noise reduction is essential for maintaining a quiet working environment and ensuring accurate operation.
  • Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles on mating gears to cancel out axial thrust. This axial thrust compensation simplifies gear design and reduces the need for additional components such as thrust bearings. It is particularly advantageous in precision machinery, where precise axial movement and minimal axial forces are desired.
  • Reliability and Durability: Spiral gears are known for their reliability and durability. The gradual tooth engagement, load distribution, and reduced friction contribute to their long-term performance under demanding conditions. Precision machinery requires gears that can withstand continuous use and maintain high precision over time, making spiral gears a suitable choice.

Considering their smooth operation, high load capacity, efficient power transmission, noise reduction, axial thrust compensation, reliability, and durability, spiral gears are well-suited for precision machinery and equipment. They can contribute to the overall performance, accuracy, and longevity of precision systems.

spiral gear

How do spiral gears differ from other types of gears?

Spiral gears, also known as helical gears, have distinct differences compared to other types of gears. These differences primarily stem from the helical tooth arrangement in spiral gears. Here’s how spiral gears differ from other gear types:

  • Helical Tooth Arrangement: Spiral gears have teeth that are curved in a spiral pattern, forming a helix. This is different from straight-cut gears, which have teeth parallel to the gear axis, or bevel gears, which have teeth on conical surfaces. The helical tooth arrangement in spiral gears provides various advantages such as smoother operation, increased load capacity, and improved efficiency.
  • Gradual Tooth Engagement: Due to the helical tooth arrangement, spiral gears have a gradual tooth engagement as the gears rotate. This gradual contact reduces impact and noise during gear meshing, resulting in smoother and quieter operation compared to straight-cut gears.
  • Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles on mating gears, which helps in canceling out the axial thrust generated during gear meshing. This feature eliminates the need for additional thrust bearings and simplifies the gear design, reducing complexity.
  • Load Distribution: The helical tooth arrangement in spiral gears allows the load to be distributed over multiple teeth. This enables spiral gears to handle higher torque transmission and carry heavier loads compared to straight-cut gears.
  • Efficiency: Spiral gears exhibit higher efficiency due to reduced sliding friction between the teeth. The helical tooth arrangement helps minimize sliding friction, resulting in lower power losses during gear operation.
  • Versatility: Spiral gears can be manufactured in various configurations, including spur, helical, and double helical designs. This versatility allows for their application in a wide range of machinery and systems, providing flexibility in gear design and usage.

These differences make spiral gears well-suited for applications that require smooth operation, high load capacity, and efficient power transmission. They are commonly used in gearboxes, automotive differentials, machine tools, and various industrial machinery.

In summary, spiral gears stand out from other gear types due to their helical tooth arrangement, resulting in smoother operation, increased load capacity, improved efficiency, and versatility.

China Professional Spiral Bevel Gear for 801 Angle Grinder Power Tools Spare Parts Accessories cycle gearChina Professional Spiral Bevel Gear for 801 Angle Grinder Power Tools Spare Parts Accessories cycle gear
editor by CX 2023-10-26