Product Description

1) According to the different strength and performance, we choose the steel with strong compression;
2) Using Germany professional software and our professional engineers to design products with more reasonable size and better performance; 3) We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;
4) Quality assurance in every step to ensure product quality is controllable.

Product Paramenters

    DRIVEN GEAR

NUMBER OF TEETH

8

MODULE

  7.8205

LENTH

  244

OUTER DIAMETER

ø94.44

DIRECTION OF SPIRAL

L

ACCURACY OF SPLINE

  M24*1.5-6g

NUMBER OF SPLINE

10

 DRIVEN GEAR

NUMBER OF TEETH

39

OUTER DIAMETER

ø305

DIAMETER OF INNER HOLE

ø165

ACCURACY OF SCREW

  12-ø12.5

CENTER DISTANCE OF SCREW HOLE

ø190

DIRECTION OF SPIRAL

R

 

Company Profiles

Our company,HangZhou CHINAMFG Gear co.,Ltd , specialized in Hypoid and spiral bevel gear used in Automotive industry, was foundeded in 1996, with registered capital 136,8 square meter, with building area of 72,000 square meters. More than 500 employees work in our company.
 We own more than 560 high-precise machining equipments, 10 Klingelnberg Oerlikon gear production lines, 36 Gleason gear production lines, 5 forging production lines 2 german Aichilin and 5 CHINAMFG CHINAMFG advanced automatic continuous heat treatment production lines. With the introducing the advanced Oerlikon C50 and P65 measuring center, we enhence our technology level and improve our product quality a lot. We offer better quality  and good after-sale service with low price, which insure the good reputation. With the concept of “for the people, by technology, creativity, for the society, transfering friendship, honest”, we are trying to provice the world-top level product.
Our aim is: CHINAMFG Gear,world class, Drive the world.
According to the different strength and performance, we choose the steel with strong compression;Using Germany professional software and our professional engineers to design products with more reasonable size and better performance;We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;Quality assurance in every step to ensure product quality is controllable.
Our company had full quality management system and had been certified by ISO9001:2000, QS-9000:1998, ISO/TS16949 , which insure the entrance of international market.

Certification & honors

Packaging & Shipping

Packaging Detail:standard package(carton ,wooden pallet).
Shipping:Support Sea freight. Accept FOB,EXW,FAS,DES. 

 

Cooperative customers

HangZhou CHINAMFG Gear Co., Ltd. adheres to the concept of “people-oriented, prosper with science and technology; create high-quality products, contribute to the society; turn friendship, and contribute sincerely”, and will strive to create world automotive axle spiral bevel gear products.


1.Do you provide samples?
Yes,we can offer free sample but not pay the cost of freight.
2.What about OEM?
Yes,we can do OEM according to your requirements.
3.How about after-sales service?
We have excellent after-sales service if you have any quanlity problem,you can contact us anytime.
4.What about package?
Stardard package or customized package as requirements.
5.How to ensure the quanlity of the products?
We can provide raw meterial report,metallographic examination and the accuracy testing etc.
6.How long is your delivery time?
Genarally it is 4-7 days.If customized it will be take 20 days according to your quantity.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Herringbone Gear
Material: Cast Steel
Samples:
US$ 35/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

herringbone gear

How do you install a herringbone gear system?

Installing a herringbone gear system requires careful attention to ensure proper alignment, engagement, and functionality. Here’s a detailed explanation of the steps involved in installing a herringbone gear system:

  1. Preparation: Before installation, gather all the necessary components, including the herringbone gears, shafts, bearings, and any associated hardware. Ensure that the gears and shafts are clean and free from any debris or contaminants that could affect their performance. Review the gear system’s specifications, including the gear ratios, torque requirements, and any specific installation guidelines provided by the manufacturer.
  2. Shaft Alignment: Proper shaft alignment is crucial for the smooth operation of a herringbone gear system. Align the shafts accurately to ensure that they are parallel and concentric with each other. This can be achieved using alignment tools such as dial indicators and laser alignment systems. Proper shaft alignment helps to minimize misalignment-related issues such as gear tooth wear, noise, and premature failure.
  3. Gear Engagement: Position the herringbone gears on their respective shafts, ensuring that they are correctly oriented and meshing properly. The double helical tooth profile of the herringbone gears requires careful engagement to prevent interference and ensure smooth operation. Pay attention to the gear backlash, which is the slight clearance between the gear teeth when they are not under load. Follow the manufacturer’s recommendations for the appropriate gear backlash and adjust as necessary.
  4. Bearing Installation: Install the appropriate bearings to support the gear shafts. Ensure that the bearings are aligned and properly seated in their housings. Use the specified lubrication method and apply the appropriate lubricant to the bearings to minimize friction and wear. Adequate lubrication is essential for the smooth operation and longevity of the gear system.
  5. Check Clearances: Once the gears, shafts, and bearings are installed, check for any interferences or clearances issues. Verify that there is sufficient clearance between the gear teeth, as well as between the gears and any adjacent components or structures. Ensure that there are no obstructions that could impede the rotational movement of the gears or cause damage during operation.
  6. Tightening and Fastening: Securely tighten all fasteners, such as bolts or set screws, to hold the gears, shafts, and bearings in place. Follow the recommended torque specifications provided by the manufacturer to ensure proper fastening without over-tightening, which could lead to excessive stress or deformation of the components.
  7. Testing and Adjustment: After installation, perform a thorough inspection and functional testing of the herringbone gear system. Rotate the shafts manually or using a suitable drive mechanism to check for smooth and proper gear engagement. Listen for any unusual noises, vibrations, or irregularities that could indicate misalignment or other issues. If necessary, make fine adjustments to the gear engagement, backlash, or shaft alignment to optimize the performance of the gear system.

It is important to note that the installation process may vary depending on the specific gear system design, size, and application requirements. Always refer to the manufacturer’s guidelines, technical documentation, and any applicable industry standards when installing a herringbone gear system to ensure proper installation and optimal performance.

herringbone gear

Can you provide examples of machinery that use herringbone gears?

Herringbone gears are widely used in various machinery and mechanical systems that require high torque transmission, smooth operation, and reduced noise levels. Here are some examples of machinery and applications where herringbone gears are commonly employed:

  • Marine Propulsion Systems: Herringbone gears are commonly found in marine propulsion systems, including ship engines and marine gearboxes. They are used to transmit power from the engine to the propeller shaft, providing efficient torque transfer and smooth operation in marine vessels.
  • Mining Equipment: Herringbone gears are used in heavy-duty mining equipment, such as crushers, conveyors, and excavators. These gears can handle high loads and provide reliable power transmission in demanding mining operations.
  • Turbines and Power Generation: Herringbone gears are utilized in various power generation applications, including steam turbines and hydroelectric generators. They help transmit torque from the turbine or generator shaft to other components, such as the gearbox or electrical generator, ensuring efficient power generation.
  • Rotating Kilns and Dryers: Herringbone gears are commonly employed in rotating kilns and dryers used in industries such as cement manufacturing and chemical processing. These gears facilitate the rotation of the kiln or dryer, ensuring proper heat distribution and material processing.
  • Metal Rolling Mills: Herringbone gears are utilized in metal rolling mills to transmit power from the motor to the rollers. They enable precise and synchronized movement of the rolls, allowing for the shaping and forming of metal sheets or bars in the rolling process.
  • Paper and Pulp Industry: Herringbone gears are used in machinery and equipment involved in the paper and pulp industry, such as paper machines, pulpers, and digesters. These gears facilitate the movement of various components, including rollers and conveyors, ensuring smooth and efficient paper production processes.
  • Textile Machinery: Herringbone gears find applications in textile machinery, including spinning machines, weaving looms, and knitting machines. They assist in the movement and synchronization of various components, such as spindles, shuttles, and fabric feeders, enabling precise and efficient textile production.
  • Machine Tools: Herringbone gears are utilized in machine tools, such as gear hobbing machines, milling machines, and lathes. These gears help transmit power from the motor to the tooling components, allowing for precise and controlled machining operations.

These examples represent just a few of the many applications where herringbone gears are employed. Herringbone gears are valued for their ability to handle high loads, provide smooth operation, and reduce noise levels, making them suitable for a wide range of machinery and mechanical systems.

herringbone gear

Can you explain the unique shape of herringbone gear teeth?

The unique shape of herringbone gear teeth is a defining characteristic of herringbone gears, also known as double helical gears. Here’s a detailed explanation of the unique shape of herringbone gear teeth:

Herringbone gears have a V-shaped or herringbone-shaped tooth profile, which is formed by two helical gear sections that are mirror images of each other. This tooth profile is distinct from the straight or helical tooth profiles found in other types of gears such as spur gears or helical gears.

When viewed from the end, the teeth of a herringbone gear resemble the letter “V”. This shape is created by the combination of two opposing helix angles, one on each side of the gear. The helix angle refers to the angle at which the teeth are inclined relative to the gear’s axis.

In a herringbone gear, the helix angle of one helical section is opposite in direction to the helix angle of the other helical section. This means that as the gear rotates, the teeth on one side lean in one direction, while the teeth on the other side lean in the opposite direction.

The opposing helix angles of the two gear sections in herringbone gears serve several important purposes:

  • Axial Thrust Elimination: One of the main advantages of the herringbone gear design is the elimination of axial thrust or end thrust forces. In helical gears, the helix angle of the teeth generates an axial force along the gear’s axis during rotation. However, in herringbone gears, the opposing helix angles cancel out these axial forces, resulting in a balanced gear that does not experience significant axial movement or require thrust bearings.
  • Smooth Engagement: The opposing helix angles of herringbone gears facilitate smooth and gradual tooth engagement. As the gear rotates, the teeth on one side gradually come into contact with the teeth on the other side. This gradual meshing reduces sliding friction, minimizes backlash, and ensures a continuous and smooth transfer of power between the gear sections.
  • Increased Load Capacity: The V-shaped tooth profile of herringbone gears provides increased tooth contact area compared to gears with straight or helical teeth. This increased contact area improves load distribution and allows herringbone gears to handle higher torque loads, resulting in an increased load-carrying capacity.

The unique shape of herringbone gear teeth requires precise manufacturing techniques to ensure proper meshing and alignment of the gear sections. The teeth must be accurately machined to achieve the correct helix angles and tooth profiles, ensuring smooth operation and efficient power transmission.

In summary, the unique shape of herringbone gear teeth, with their V-shaped or herringbone-shaped profile formed by opposing helix angles, enables axial thrust elimination, smooth engagement, and increased load capacity. These characteristics make herringbone gears well-suited for applications where efficient torque transmission, balanced operation, and high load-carrying capacity are essential.

China supplier High Quality Cylindrical/Bevel Gears for Light Trucks worm gearboxChina supplier High Quality Cylindrical/Bevel Gears for Light Trucks worm gearbox
editor by CX 2023-10-17

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Herring Bone Gear

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