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Precision Helical gear by grinding used in helical gearbox
Precision helical gears are crucial components in helical gearboxes, known for their efficiency and smooth operation. Grinding is a common manufacturing process for producing high-precision helical gears, ensuring tight tolerances and excellent surface finishes.
Key Characteristics of Precision Helical Gears by Grinding:
- Material: Typically made from high-quality steel alloys, such as case-hardened steel or through-hardened steel, to ensure strength and durability.
- Manufacturing Process:
- Grinding: After initial rough machining, the gear teeth are ground to achieve precise dimensions and a high-quality surface finish. Grinding ensures tight tolerances and reduces noise and vibration in the gearbox.
- Precision Grade: Can achieve high precision levels, often conforming to standards like DIN6 or even higher, depending on the application requirements.
- Tooth Profile: Helical teeth are cut at an angle to the gear axis, providing smoother and quieter operation compared to spur gears. The helix angle and pressure angle are carefully chosen to optimize performance.
- Surface Finish: Grinding provides an excellent surface finish, which is essential for reducing friction and wear, thereby extending the gear’s operational life.
- Applications: Widely used in various industries such as automotive, aerospace, industrial machinery, and robotics, where high efficiency and reliability are essential.
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Helical spur gear hobbing used in helical gearbox
A helical spur gear is a type of gear that combines features of both helical and spur gears. Spur gears have teeth that are straight and parallel to the gear’s axis, while helical gears have teeth that are angled in a helix shape around the gear’s axis.
In a helical spur gear, the teeth are angled like helical gears but are cut parallel to the gear’s axis like spur gears. This design provides smoother engagement between the gears compared to straight spur gears, reducing noise and vibration. Helical spur gears are commonly used in applications where smooth and quiet operation is desired, such as in automotive transmissions and industrial machinery. They offer advantages in terms of load distribution and power transmission efficiency over traditional spur gears.
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Helical spur gear used in helical gearbox
In a helical gearbox, helical spur gears are a fundamental component. Here’s a breakdown of these gears and their role in a helical gearbox:
- Helical Gears: Helical gears are cylindrical gears with teeth that are cut at an angle to the gear axis. This angle creates a helix shape along the tooth profile, hence the name “helical.” Helical gears transmit motion and power between parallel or intersecting shafts with smooth and continuous engagement of the teeth. The helix angle allows for gradual tooth engagement, resulting in less noise and vibration compared to straight-cut spur gears.
- Spur Gears: Spur gears are the simplest type of gears, with teeth that are straight and parallel to the gear axis. They transmit motion and power between parallel shafts and are known for their simplicity and effectiveness in transferring rotational motion. However, they can produce more noise and vibration compared to helical gears due to the sudden engagement of teeth.
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Ring Helical Gear set For helical Gearboxes
Helical gear sets are commonly used in helical gearboxes due to their smooth operation and ability to handle high loads. They consist of two or more gears with helical teeth that mesh together to transmit power and motion.
Helical gears offer advantages such as reduced noise and vibration compared to spur gears, making them ideal for applications where quiet operation is important. They are also known for their ability to transmit higher loads than spur gears of comparable size.
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Precision helical gears used in Agricultural machines
This helical gears was applicated in agricultural equipments.
Here is the whole production process:
1) Raw material 8620H or 16MnCr5
1) Forging
2) Pre-heating normalizing
3) Rough turning
4) Finish turning
5) Gear hobbing
6) Heat treat carburizing 58-62HRC
7) Shot blasting
8) OD and Bore grinding
9) Helical gear grinding
10) Cleaning
11) Marking
12) Package and warehouse
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Precision Cylindrical Gears for Smooth Operation
Cylindrical gears are essential components in mechanical power transmission systems, renowned for their efficiency, simplicity, and versatility. These gears consist of cylindrical-shaped teeth that mesh together to transfer motion and power between parallel or intersecting shafts.
One of the key advantages of cylindrical gears is their ability to transmit power smoothly and quietly, making them ideal for a wide range of applications, from automotive transmissions to industrial machinery. They are available in various configurations, including spur gears, helical gears, and double helical gears, each offering unique advantages depending on the application requirements.
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Helical gears hobbing used in helical gearbox
Helical gears are a type of cylindrical gears with helicoid teeth. These gears are used to transmit power between parallel or non-parallel shafts, providing smooth and efficient operation in various mechanical systems. The helical teeth are angled along the gear’s face in a helix shape, which allows for gradual tooth engagement, resulting in smoother and quieter operation compared to spur gears.
Helical gears offer several advantages, including higher load-carrying capacity due to the increased contact ratio between teeth, smoother operation with reduced vibration and noise, and the ability to transmit motion between non-parallel shafts. These gears are commonly used in automotive transmissions, industrial machinery, and other applications where smooth and reliable power transmission is essential.
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Precision spur gears used in Agricultural machines
This spur gears was applicated in agricultural equipments.
Here is the whole production process:
1) Raw material 8620H or 16MnCr5
1) Forging
2) Pre-heating normalizing
3) Rough turning
4) Finish turning
5) Gear hobbing
6) Heat treat carburizing 58-62HRC
7) Shot blasting
8) OD and Bore grinding
9) Helical gear grinding
10) Cleaning
11) Marking
12) Package and warehouse
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Helical gears used in helical gearbox
This helical gear was used in helical gearbox with specifications as below:
1) Raw material 40CrNiMo
2) Heat treat: Nitriding
3)Module/Teeth:4/40
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Helical Gear set For helical Gearboxes
Helical gear sets are commonly used in helical gearboxes due to their smooth operation and ability to handle high loads. They consist of two or more gears with helical teeth that mesh together to transmit power and motion.
Helical gears offer advantages such as reduced noise and vibration compared to spur gears, making them ideal for applications where quiet operation is important. They are also known for their ability to transmit higher loads than spur gears of comparable size.
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Helical gear used in Agricultural equipments
This helical gear was applicated in agricultural equipments.
Here is the whole production process:
1) Raw material 8620H or 16MnCr5
1) Forging
2) Pre-heating normalizing
3) Rough turning
4) Finish turning
5) Gear hobbing
6) Heat treat carburizing 58-62HRC
7) Shot blasting
8) OD and Bore grinding
9) Helical gear grinding
10) Cleaning
11) Marking
12) Package and warehouse
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Helical planetary gear used in planetary gearbox
This Helical gear was used in planetary gearbox.
Here is the whole production process:
1) Raw material 8620H or 16MnCr5
1) Forging
2) Pre-heating normalizing
3) Rough turning
4) Finish turning
5) Gear hobbing
6) Heat treat carburizing 58-62HRC
7) Shot blasting
8) OD and Bore grinding
9) Helical gear grinding
10) Cleaning
11) Marking
12) Package and warehouse
