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

  7.56

LENTH

  225

OUTER DIAMETER

ø87.95

DIRECTION OF SPIRAL

L

ACCURACY OF SPLINE

  M24*2-6g

NUMBER OF SPLINE

18

 DRIVEN GEAR

NUMBER OF TEETH

39

OUTER DIAMETER

ø292

DIAMETER OF INNER HOLE

ø2 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$ 28/Set
1 Set(Min.Order)

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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

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

What is a herringbone gear and how does it work?

A herringbone gear, also known as a double helical gear, is a specialized type of gear with a unique tooth design. Here’s a detailed explanation of what a herringbone gear is and how it works:

A herringbone gear consists of two helical gear sections that are mirror images of each other and are joined together to form a V-shaped or herringbone-shaped tooth profile. Unlike conventional helical gears, which have a single helix angle and a continuous spiral tooth profile, herringbone gears have two opposing helix angles, resulting in a “V” shape when viewed from the end.

The primary advantage of the herringbone gear design is its ability to eliminate axial thrust or end thrust forces that are generated in helical gears. In a conventional helical gear, the helix angle of the teeth causes an axial force along the gear’s axis during rotation. This axial force can create significant thrust loads that need to be counteracted using thrust bearings or other mechanisms.

By using the double helix design of herringbone gears, the opposing helix angles cancel out the axial forces generated by each helical section. This cancellation of axial forces eliminates the need for thrust bearings and allows herringbone gears to transmit torque smoothly without axial movement or thrust loads.

When a herringbone gear is in operation, the angled teeth of the two helical sections engage with each other, similar to how helical gears mesh. The contact between the teeth occurs gradually, starting from one end of the gear and progressing towards the other end. The overlapping or interlocking tooth profiles ensure a continuous and smooth transfer of power.

The herringbone gear design offers several advantages:

  • Axial Load Balancing: The opposing helix angles in herringbone gears balance out the axial forces, eliminating the need for thrust bearings and reducing wear on the gear teeth.
  • Increased Load Capacity: The V-shaped tooth profile of herringbone gears provides increased tooth contact area compared to a single helix gear. This leads to improved load distribution and higher load-carrying capacity.
  • Reduced Vibration and Noise: The double helix design of herringbone gears helps cancel out vibrations and reduce noise during operation. The opposing helix angles minimize tooth deflection and ensure smoother engagement between the gear teeth.
  • Bidirectional Power Transmission: Herringbone gears can transmit power in both directions due to their symmetrical tooth profiles. This makes them suitable for applications where reversing or bidirectional power transmission is required.
  • High Efficiency: The continuous and gradual engagement of the herringbone gear teeth results in improved efficiency by reducing sliding friction and minimizing backlash.

Herringbone gears are commonly used in various industrial applications, including power transmission systems, heavy machinery, oil and gas equipment, marine propulsion systems, and high-speed gearboxes. Their unique design and benefits make them well-suited for applications that require high torque transmission, smooth operation, and minimal axial thrust.

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editor by CX 2023-10-17

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Herring Bone Gear

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