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

18

MODULE

11.111

LENTH

   302

OUTER DIAMETER

ø210

DIRECTION OF SPIRAL

L

ACCURACY OF SPLINE

M55*1.5-6h

NUMBER OF SPLINE

31

DRIVEN GEAR

NUMBER OF TEETH

27

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 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$ 100/Set
1 Set(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

herringbone gear

What is the purpose of using herringbone gears in machinery?

Using herringbone gears in machinery serves various purposes and offers several advantages. Here’s a detailed explanation of the purposes and benefits of using herringbone gears:

  • Smooth and Quiet Operation: Herringbone gears are known for their ability to provide smooth and quiet operation. The double helical tooth design cancels out axial and radial forces, minimizing gear vibrations and reducing noise levels during engagement. This makes herringbone gears suitable for applications where noise reduction and smooth operation are essential, such as precision machinery, automotive transmissions, and gearboxes in industrial equipment.
  • High Load Capacity: Herringbone gears have a high load-carrying capacity due to their double helical tooth profile. The opposing helix angles of the gear teeth distribute the load evenly, allowing for efficient power transmission even under heavy loads. This makes herringbone gears suitable for applications that involve high torque requirements and heavy-duty machinery, such as mining equipment, construction machinery, and marine propulsion systems.
  • Bidirectional Power Transmission: Herringbone gears can transmit power in both directions without the need for additional thrust bearings or special mechanisms. The double helical tooth profile cancels out axial thrust forces, eliminating the net axial thrust on the gear shaft. This bidirectional power transmission capability makes herringbone gears suitable for applications where reversible power transfer is required, such as marine propulsion systems, locomotives, and machine tools.
  • High-Speed Applications: Herringbone gears are well-suited for high-speed applications due to their enhanced tooth strength and efficient torque transfer. The double helical tooth design provides increased tooth contact area and improved load distribution, allowing for reliable power transmission at high rotational speeds. This makes herringbone gears suitable for applications such as turbo machinery, power generation equipment, and high-speed gearboxes.
  • Reduced Wear and Improved Durability: The double helical tooth profile of herringbone gears helps to minimize wear and improve gear durability. The opposing helix angles distribute the load evenly across the gear teeth, reducing localized stress concentrations and minimizing the risk of tooth failure. This ensures long service life and reliable operation, making herringbone gears suitable for applications where durability and longevity are critical, such as heavy machinery, industrial equipment, and wind turbine systems.
  • Efficient Power Transmission: Herringbone gears offer efficient power transmission 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 efficient torque transfer minimizes power losses and improves overall gear system efficiency, making herringbone gears suitable for applications where energy efficiency is a priority, such as automotive transmissions, gearboxes, and power transmission systems.

The purpose of using herringbone gears in machinery is to achieve smooth and quiet operation, handle high loads, enable bidirectional power transmission, accommodate high-speed applications, ensure durability and longevity, and achieve efficient power transmission. These advantages make herringbone gears a preferred choice in various industries and applications where reliable and high-performance gearing solutions are required.

herringbone gear

How do you maintain and service a herringbone gear system?

Maintaining and servicing a herringbone gear system is crucial for ensuring its optimal performance, longevity, and reliability. Regular maintenance and service activities help identify and address potential issues, minimize wear, and extend the lifespan of the gear system. Here’s a detailed explanation of how to maintain and service a herringbone gear system:

  1. Inspection: Conduct regular visual inspections of the gear system to identify any signs of wear, damage, or misalignment. Inspect the gear teeth, shafts, bearings, and other components for any visible abnormalities, such as pitting, scoring, cracks, or excessive wear. Check for oil leaks, loose fasteners, or any other potential issues that may affect the gear system’s performance.
  2. Lubrication: Ensure that the lubrication of the herringbone gear system is adequate and meets the manufacturer’s recommendations. Monitor the lubricant level and condition regularly. Check for proper lubricant distribution and coverage on the gear teeth and contact surfaces. Replenish or replace the lubricant as necessary to maintain the required film thickness and lubricating properties.
  3. Alignment and Clearance: Check and maintain proper shaft alignment to prevent misalignment-related issues. Use alignment tools such as dial indicators or laser alignment systems to verify the parallelism and concentricity of the gear system shafts. Ensure that the gear engagement is correct and that there is appropriate gear backlash. Make any necessary adjustments to optimize gear alignment and clearance as per the manufacturer’s guidelines.
  4. Fasteners and Connections: Regularly inspect and tighten all fasteners, such as bolts, set screws, or clamps, to ensure that they are securely fastened. Loose fasteners can lead to misalignment, vibration, and potential gear system failure. Follow the recommended torque specifications provided by the manufacturer when tightening the fasteners to avoid over-tightening or under-tightening.
  5. Monitoring and Analysis: Implement a monitoring and analysis program to track the performance of the herringbone gear system over time. This can include vibration analysis, temperature monitoring, and oil analysis. These techniques can help identify any abnormal conditions, such as excessive vibration, increased temperatures, or the presence of contaminants or wear particles in the lubricant. Regular analysis and monitoring can aid in detecting potential issues early and taking appropriate corrective actions.
  6. Repair and Replacement: If any signs of wear, damage, or abnormal conditions are detected during inspections or monitoring, take prompt action to address the issues. Depending on the severity of the problem, this may involve repairing or replacing worn or damaged components, such as gear teeth, bearings, or seals. Follow the manufacturer’s guidelines and consult with qualified technicians or professionals for any necessary repair or replacement procedures.
  7. Documentation and Record-keeping: Maintain accurate documentation and records of all maintenance and service activities performed on the herringbone gear system. This includes inspection reports, lubrication records, repair or replacement history, and any other relevant information. These records can serve as a reference for future maintenance, help track the gear system’s performance, and aid in troubleshooting or warranty claims if needed.

It is important to note that the specific maintenance and service requirements may vary depending on the gear system design, application, and operating conditions. Always refer to the manufacturer’s guidelines, technical documentation, and any applicable industry standards for the recommended maintenance practices and service intervals specific to your herringbone gear system.

herringbone gear

Are there different variations of herringbone gears available?

Yes, there are different variations of herringbone gears available to suit specific application requirements. Here’s a detailed explanation of some of the common variations of herringbone gears:

  • Single- and Double-Sided: Herringbone gears can be classified as single-sided or double-sided based on the number of helical sections. Single-sided herringbone gears have a herringbone tooth profile on one side and a straight tooth profile on the other side. Double-sided herringbone gears have herringbone tooth profiles on both sides. Single-sided herringbone gears are commonly used when axial thrust elimination is not a primary requirement, while double-sided herringbone gears provide superior axial thrust cancellation.
  • Conventional and Low-Backlash: Herringbone gears can also be categorized as conventional or low-backlash based on their tooth design and manufacturing precision. Conventional herringbone gears have standard tooth profiles and may exhibit some level of backlash, which is the slight clearance between the mating teeth. Low-backlash herringbone gears are designed and manufactured with tighter tolerances to minimize or eliminate backlash, resulting in improved precision and reduced vibration.
  • Materials and Coatings: Herringbone gears can be made from various materials depending on the application requirements. Common materials include steel, cast iron, bronze, and non-ferrous alloys. Additionally, surface coatings such as nitriding or carburizing can be applied to enhance the gear’s hardness, wear resistance, and durability. The choice of material and coating depends on factors like load capacity, operating conditions, and cost considerations.
  • Customized Geometries: Herringbone gears can be customized to specific geometries and specifications based on the application requirements. This includes variations in tooth dimensions, helix angles, pressure angles, and gear module (the ratio of the gear’s pitch diameter to the number of teeth). Customized geometries allow herringbone gears to be optimized for specific torque loads, speed ranges, and space constraints.
  • Integrated Components: In some applications, herringbone gears may be integrated with other components to form specialized gear systems. For example, herringbone gears can be combined with planetary gear systems to create herringbone planetary gears, which offer high torque capacity and compact design. These integrated variations provide specific advantages in terms of load distribution, torque transmission, and overall system efficiency.

The choice of herringbone gear variation depends on the specific application requirements, including factors such as torque loads, speed ranges, axial thrust considerations, precision requirements, and space limitations. Manufacturers and engineers can select the most appropriate variation or customize herringbone gears to ensure optimal performance and reliability in their respective applications.

In summary, herringbone gears offer different variations such as single-sided and double-sided configurations, conventional and low-backlash designs, variations in materials and coatings, customized geometries, and integration with other gear systems. These variations allow herringbone gears to be tailored to meet the specific needs of diverse industrial applications.

China Custom Customized Precision Spiral Bevel Gears for Various Construction Machinery bevel gearboxChina Custom Customized Precision Spiral Bevel Gears for Various Construction Machinery bevel gearbox
editor by CX 2023-10-16

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Herring Bone Gear

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