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

24

MODULE

10.345

LENTH

302

OUTER DIAMETER

ø249

DIRECTION OF SPIRAL

R

ACCURACY OF SPLINE

M55*1.5-6h

NUMBER OF SPLINE

31

DRIVEN GEAR

NUMBER OF TEETH

29

OUTER DIAMETER

ø3 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 CZPT CZPT 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: CZPT 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 CZPT 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$ 105/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

herringbone gear

How do herringbone gears contribute to smooth power transmission?

Herringbone gears contribute to smooth power transmission through their unique design and characteristics. Here’s a detailed explanation of how herringbone gears achieve smooth power transmission:

  • Opposing Helix Angles: Herringbone gears have a double helical tooth profile with opposing helix angles on each side. The helix angles are inclined in opposite directions to each other. This design feature helps to cancel out axial and radial forces that would occur in single helical gears. The opposing helix angles create a self-centering effect that promotes proper tooth engagement and load distribution, reducing gear vibrations and ensuring smooth power transmission.
  • Reduced Vibration and Noise: The opposing helix angles of the herringbone gear teeth minimize gear vibrations during operation. When the teeth of one side of the gear mesh with the teeth of the other side, the opposing helix angles create a balanced force distribution that counteracts any tendency for the gear to move laterally. This results in reduced vibration and noise levels, making herringbone gears ideal for applications where quiet operation is desired, such as precision machinery and automotive transmissions.
  • Large Contact Area: Herringbone gears have a larger contact area compared to spur gears. The double helical tooth profile allows for overlapping engagement of the gear teeth, resulting in a larger contact ratio. This increased contact area distributes the transmitted torque over more teeth, reducing the stress on individual teeth and promoting smoother power transmission. The larger contact area also helps to minimize wear and improve the overall durability of the gear system.
  • Enhanced Load Distribution: The double helical tooth design of herringbone gears provides improved load distribution along the tooth surfaces. The opposing helix angles help to evenly distribute the transmitted load between the two sides of the gear. This balanced load distribution minimizes localized stress concentrations and reduces the risk of tooth failure. It ensures that the torque is transmitted smoothly across the entire tooth profile, resulting in efficient power transmission and reduced wear.
  • Efficient Torque Transfer: Herringbone gears offer efficient torque transfer due to their large contact area and overlapping tooth engagement. The double helical tooth profile provides a larger contact ratio compared to spur gears, allowing for a greater number of teeth in contact at any given time. This increased contact ratio distributes the torque more evenly, reducing the risk of tooth shear and improving power transmission efficiency. The efficient torque transfer contributes to smooth and reliable operation of the gear system.

These factors combined – opposing helix angles, reduced vibration and noise, large contact area, enhanced load distribution, and efficient torque transfer – contribute to the smooth power transmission capabilities of herringbone gears. Their design minimizes the effects of axial and radial forces, promotes balanced load distribution, and ensures reliable and efficient power transfer in various applications.

herringbone gear

What are the advantages and disadvantages of using herringbone gears?

Herringbone gears offer several advantages and disadvantages that should be considered when evaluating their suitability for a specific application. Here’s a detailed explanation of the advantages and disadvantages of using herringbone gears:

Advantages of Herringbone Gears:

  • Reduced Friction: The double helical arrangement of the teeth in herringbone gears helps cancel out axial thrust and minimize sliding friction during gear meshing. This results in reduced frictional losses, improving overall efficiency and reducing energy consumption.
  • Smooth Operation: Herringbone gears provide smooth and quiet operation due to their gradual meshing and unmeshing characteristics. The opposing helix angles of the teeth enable smooth tooth engagement, reducing impact and vibrations, and enhancing overall system performance.
  • High Torque Capacity: Herringbone gears have a larger surface area of contact compared to spur gears, allowing them to transmit higher torque loads. This higher torque capacity enables the use of more compact gear designs and reduces the need for additional gear stages, resulting in space and weight savings.
  • Better Load Distribution: The double helical tooth arrangement in herringbone gears distributes the load more evenly across the gear face. This improves load-bearing capabilities, reduces stress concentrations, and enhances gear life and durability.
  • Improved Alignment: Herringbone gears are self-aligning to a certain extent due to their double helical structure. This makes them more forgiving of minor misalignments, simplifying the alignment process during installation and reducing the risk of gear tooth damage.
  • No Axial Thrust: The opposing helix angles of the teeth in herringbone gears cancel out the axial thrust. This eliminates the need for additional thrust bearings or complicated thrust balancing mechanisms, simplifying the overall gear system design.

Disadvantages of Herringbone Gears:

  • Complex Manufacturing: Herringbone gears are more complex to manufacture compared to spur gears. The double helical tooth profile requires precise machining and specialized manufacturing processes, which can increase production costs.
  • Tighter Tolerance Requirements: The double helical tooth profile of herringbone gears requires tight manufacturing tolerances to ensure proper gear meshing and alignment. This may require more stringent quality control measures during production and assembly.
  • Increased Axial Space: Herringbone gears require additional axial space compared to spur gears due to their double helical structure. This can be a constraint in applications with limited axial space availability, requiring careful consideration during system design.
  • Higher Complexity in Gearbox Design: Incorporating herringbone gears into a gearbox design can add complexity to the overall system. The need for proper gear alignment, balancing, and lubrication may require more sophisticated gearbox configurations and maintenance procedures.
  • Specialized Maintenance: Herringbone gears may require specialized maintenance procedures, such as gear tooth inspection, alignment checks, and lubrication. This can involve additional time and effort compared to simpler gear systems.

When considering the use of herringbone gears, it is essential to evaluate the specific requirements of the application, including load capacity, operating conditions, space constraints, and cost considerations. Proper design, manufacturing, and maintenance practices can help leverage the advantages of herringbone gears while mitigating their disadvantages.

herringbone gear

How do herringbone gears differ from other types of gears?

Herringbone gears, also known as double helical gears, possess distinct characteristics that set them apart from other types of gears. Here’s a detailed explanation of how herringbone gears differ from other gears:

1. Tooth Design: Herringbone gears have a unique V-shaped or herringbone-shaped tooth profile. This design is formed by two helical gear sections that are mirror images of each other. In contrast, other gears, such as spur gears, helical gears, bevel gears, or worm gears, have different tooth profiles and configurations.

2. Axial Thrust Elimination: One of the key differentiating factors of herringbone gears is their ability to eliminate or greatly reduce axial thrust forces. In helical gears, the helix angle of the teeth generates an axial force during rotation, requiring the use of thrust bearings to counteract the thrust loads. Herringbone gears, with their double helix design, have opposing helix angles that cancel out the axial forces, eliminating the need for thrust bearings.

3. Noisy Cancellation: Herringbone gears are known for their noise-canceling properties. The opposing helix angles of the two gear sections help reduce vibrations and noise during operation. This is particularly beneficial in applications where noise reduction is critical, such as printing presses or precision machinery.

4. Increased Load Capacity: The V-shaped tooth profile of herringbone gears provides increased tooth contact area compared to other 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.

5. Bidirectional Power Transmission: Herringbone gears are designed to transmit power bidirectionally. The symmetrical tooth profiles of herringbone gears enable power transmission in both directions, making them suitable for applications where reversing or bidirectional power transfer is required.

6. Smooth Operation: Due to their double helix design, herringbone gears provide smooth and gradual tooth engagement. This gradual meshing reduces sliding friction, minimizes backlash, and ensures a continuous transfer of power. This characteristic makes herringbone gears desirable in applications where smooth operation and high efficiency are crucial.

7. Complex Manufacturing: Herringbone gears have a more complex manufacturing process compared to some other gear types. The creation of the herringbone tooth profile requires specific machining techniques and precision to ensure proper meshing and alignment of the gear sections.

It’s important to note that the selection of gear type depends on the specific requirements of the application. While herringbone gears offer unique advantages, other gear types may be more suitable in certain scenarios based on factors such as space limitations, cost, torque requirements, and operating conditions.

In summary, herringbone gears stand out with their distinctive tooth design, axial thrust elimination, noise-canceling properties, increased load capacity, bidirectional power transmission, smooth operation, and complex manufacturing process, making them well-suited for various industrial applications.

China Custom Chinese Suppliers Sell Cast Steel Herringbone Gear / Spiral Bevel Gear supplier China Custom Chinese Suppliers Sell Cast Steel Herringbone Gear / Spiral Bevel Gear supplier
editor by CX 2023-09-04

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Herring Bone Gear

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