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

11.1111

LENTH

307

OUTER DIAMETER

ø212

DIRECTION OF SPIRAL

R

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)

|
Request Sample

Customization:
Available

|

Customized Request

herringbone gear

How do you choose the right size herringbone gear for your application?

Choosing the right size herringbone gear for your application involves considering several factors and performing engineering calculations. Here’s a detailed explanation of the steps involved in selecting the appropriate size herringbone gear:

  1. Determine the Application Requirements: Start by understanding the specific requirements of your application. Consider factors such as the input and output speeds, torque loads, power requirements, duty cycle, and operating conditions. Determine the desired service life, efficiency, and reliability expectations for the gear system.
  2. Calculate the Gear Ratios: Determine the required gear ratios based on the speed and torque requirements of your application. Gear ratios define the relationship between the rotational speeds and torques of the input and output shafts. Select appropriate gear ratios that fulfill the desired performance objectives.
  3. Calculate the Load and Torque: Estimate the maximum load and torque that the herringbone gear will experience during operation. Consider both static and dynamic loads, shock loads, and any potential overload conditions. Calculate the required torque capacity of the gear system based on these load considerations.
  4. Consider the Size and Space Constraints: Evaluate the available space and size constraints in your application. Measure the available distance for gear installation, including the gear’s diameter, width, and axial length. Consider any restrictions on the gear’s physical dimensions and ensure that the selected gear size fits within the available space.
  5. Determine the Gear Module: The gear module is a parameter that defines the size and number of gear teeth. Calculate the gear module based on the desired gear ratios, torque capacity, and available space. The gear module is typically determined by considering a balance between gear tooth strength, contact ratio, and manufacturing feasibility.
  6. Perform Gear Design Calculations: Utilize standard gear design formulas and calculations to determine the required number of gear teeth, pitch diameter, helix angles, and other gear dimensions. Consider factors such as gear tooth strength, contact ratio, tooth profile optimization, and gear manufacturing standards. These calculations ensure that the selected gear size can handle the anticipated loads and provide reliable performance.
  7. Consult Manufacturers and Standards: Consult gear manufacturers, industry standards, and guidelines to ensure compliance with best practices and safety requirements. Manufacturers can provide technical expertise, recommend suitable gear sizes, and offer guidance on material selection, heat treatment processes, and gear quality standards.
  8. Consider Cost and Availability: Evaluate the cost implications and availability of the selected gear size. Consider factors such as material costs, manufacturing complexity, lead times, and the overall economic feasibility of the gear system. Balance the desired performance with cost considerations to arrive at an optimal gear size.

It’s important to note that selecting the right size herringbone gear requires expertise in gear design and engineering. If you lack the necessary knowledge, it is advisable to consult with experienced gear engineers or manufacturers who can assist in the selection process.

In summary, choosing the right size herringbone gear involves determining the application requirements, calculating gear ratios and torque loads, considering size constraints, determining the gear module, performing gear design calculations, consulting manufacturers and standards, and considering cost and availability. Following these steps ensures that the selected herringbone gear size meets the specific needs of your application and provides reliable and efficient operation.

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

What are the applications of herringbone gears?

Herringbone gears, also known as double helical gears, find applications in various industries due to their unique design and advantages. Here’s a detailed explanation of the applications of herringbone gears:

  • Power Transmission Systems: Herringbone gears are commonly used in power transmission systems that require efficient torque transfer and smooth operation. They are employed in gearboxes, drivetrains, and speed reducers where high torque and bidirectional power transmission are critical.
  • Heavy Machinery: Herringbone gears are found in heavy machinery such as construction equipment, mining machinery, and industrial machinery. These gears can handle large loads and provide reliable torque transmission, making them suitable for applications that involve heavy-duty operations.
  • Oil and Gas Industry: The oil and gas industry extensively uses herringbone gears in equipment like pumps, compressors, and turbines. These gears are capable of handling high torque requirements and provide reliable performance in demanding environments.
  • Marine Propulsion Systems: Herringbone gears are utilized in marine propulsion systems, including ship propulsion drives and propeller shaft arrangements. Their ability to transmit high torque efficiently and smoothly makes them ideal for marine applications.
  • High-Speed Gearboxes: Herringbone gears are employed in high-speed gearboxes where torque is transmitted at high rotational speeds. They are used in applications such as wind turbine gearboxes, aerospace systems, and high-performance automotive transmissions.
  • Metalworking Machinery: Herringbone gears are utilized in metalworking machinery, such as milling machines, lathes, and gear cutting machines. These gears provide precise and reliable power transmission, enabling the machinery to perform various machining operations with accuracy.
  • Railway Systems: Herringbone gears find applications in railway systems, particularly in locomotives and rolling stock. They facilitate efficient power transfer and contribute to smooth and reliable train operation.
  • Printing Presses: Herringbone gears are used in printing presses to transmit power between different components of the press. Their ability to minimize vibrations and noise is advantageous in printing applications that require precision and high-quality printing results.
  • Steel Mills: Herringbone gears are employed in steel mills for various applications, including rolling mills, heavy-duty cranes, and gear couplings. These gears withstand the demanding conditions of steel manufacturing, such as high loads, vibrations, and harsh environments.

These are just a few examples of the applications of herringbone gears. Their unique tooth design, load-carrying capacity, bidirectional power transmission capability, and smooth operation make them suitable for a wide range of industries and applications that require efficient and reliable torque transmission.

China Standard Factory Customized High Precision Cast Steel Spiral Gear with high qualityChina Standard Factory Customized High Precision Cast Steel Spiral Gear with high quality
editor by CX 2023-10-12

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Herring Bone Gear

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