Product Description

1.Product Description
Gear shaft, Herringbone Gear Shaft, Bevel Gear, Eccentric Shaft mainly used on vessel engine, fan internal gear

1.1. Bevel Gear, Pinion Shaft Processing
Gear drawing— Simulation Modelling—Making casting model—Casting— Primary Detection—Rough machining—Hardening Tempering—Semi-finishing machining —Hobbing—Tooth Surface Quenching—Gear grinding—Gear Surface Carburzing—Inspection—Spray Anti-rust Oil—Package—Delivery
Gear Shaft drawing CHECK, Make Forging Mold, Forging Mold Quality Inspection Check, Machine Processing, Check Size\Hardness\Surface Finish and other technical parameters on drawing. 
2.2. Bevel Gear Package
Spray anti-rust oil on Herringbone Gear Shaft, Wrap waterproof cloth around Gear Shaft for reducer, Prepare package by shaft shape&weight to choose steel frame, steel support or wooden box etc.
1.3. OEM Customized Pinion Shaft
We supply OEM SERVICE, customized herringbone gear shaft with big module, more than 1tons big weight, more than 3m length, 42CrMo/35CrMo or your specified required material gear shaft. 

2.Product Technical info.

Module m Range: 5~70
Gear Teeth Number z OEM by drawing’s technical parameters
Teeth Height H OEM by drawing’s technical parameters
Teeth Thickness S OEM by drawing’s technical parameters
Tooth pitch P OEM by drawing’s technical parameters
Tooth addendum Ha OEM by drawing’s technical parameters
Tooth dedendum Hf OEM by drawing’s technical parameters
Working height h’ OEM by drawing’s technical parameters
Bottom clearance C OEM by drawing’s technical parameters
Pressure Angle α OEM by drawing’s technical parameters
Helix Angle,    OEM by drawing’s technical parameters
Surface hardness HRC Range: HRC 50~HRC63(Quenching)
Hardness: HB Range: HB150~HB280; Hardening Tempering/ Hardened Tooth Surface 
Surface finish   Range: Ra1.6~Ra3.2
Tooth surface roughness Ra Range: ≥0.4
Gear Accuracy Grade   Grade Range: 5-6-7-8-9 (ISO 1328)
Diameter D Range: 1m~16m
Weight Kg Range: Min. 100kg~Max. 80tons Single Piece
Gear Position   Internal/External Gear
Toothed Portion Shape   Spur Gear/Bevel/Spiral/Helical/Straight
Shaft shape   Herringbone Gear Shaft / Gear Shaft / Eccentric Shaft / Spur Gear / Girth Gear / Gear Wheel
Material Forging/
Casting
Forging/ Casting 45/42CrMo/40Cr or OEM
Manufacturing Method   Cut Gear
Gear Teeth Milling  
Gear Teeth Grinding  
Heat Treatment   Quenching /Carburizing
Sand Blasting   Null
Testing   UT\MT
Trademark   TOTEM/OEM
Application   Gearbox, Reducer,
Petroleum,Cement,Mining,Metallurgy etc.
Wind driven generator,vertical mill reducer,oil rig helical gear,petroleum slurry pump gear shaft
Transport Package   Export package (wooden box, steel frame etc.)
Origin   China
HS Code   8483409000

Material Comparison List

 STEEL CODE GRADES COMPARISON
CHINA/GB ISO ГΟСТ ASTM JIS DIN
45 C45E4 45 1045 S45C CK45
40Cr 41Cr4 40X 5140 SCr440 41Cr4
20CrMo 18CrMo4 20ХМ 4118 SCM22 25CrMo4
42CrMo 42CrMo4 38XM 4140 SCM440 42CrMo4
20CrMnTi   18XГT   SMK22  
20Cr2Ni4   20X2H4A      
20CrNiMo 20CrNiMo2 20XHM 8720 SNCM220 21NiCrMo2
40CrNiMoA   40XH2MA/
40XHMA
4340 SNCM439 40NiCrMo6/
36NiCrMo4
20CrNi2Mo 20NiCrMo7 20XH2MA 4320 SNCM420  

3.Totem Service

CHINAMFG Machinery focus on supplying GEAR SHAFT, ECCENTRIC SHAFT, HERRINGBONE GEAR, BEVEL GEAR, INTERNAL GEAR and other parts for transmission devices & equipments(large industrial reducers & drivers). Which were mainly used in the fields of port facilities, cement, mining, metallurgical industry etc. We invested in several machine processing factories,forging factories and casting factories,relies on these strong reliable and high-quality supplier network, to let our customers worry free. 

TOTEM Philosophy: Quality-No.1, Integrity- No.1, Service- No.1 

24hrs Salesman on-line, guarantee quick and positive feedback. Experienced and Professional Forwarder Guarantee Log. transportation.

4.About TOTEM

1. Workshop & Processing Strength

2. Testing Facilities

3. Customer Inspection & Shipping

5. Contact Us

ZheJiang CHINAMFG Machinery Co.,Ltd
 
Facebook: ZheJiang Totem

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Application: Motor, Motorcycle, Machinery, Marine, Cement
Hardness: Hardened Tooth Surface
Gear Position: Internal/External
Manufacturing Method: Cast Gear
Toothed Portion Shape: Bevel Wheel
Material: Cast Steel
Customization:
Available

|

Customized Request

crown gear

What are the considerations for lubrication and maintenance of crown gears?

Proper lubrication and maintenance are essential for the optimal performance and longevity of crown gears. Let’s explore the key considerations for lubrication and maintenance of crown gears:

  • Lubrication:

Effective lubrication is crucial for reducing friction, minimizing wear, and preventing damage to crown gears. Consider the following aspects of lubrication:

  • Lubricant Selection: Choose an appropriate lubricant based on the operating conditions, gear material, and load requirements. The lubricant should have the necessary viscosity, additives, and compatibility with the gear material.
  • Proper Application: Apply the lubricant evenly to ensure proper coverage of all gear teeth surfaces. Follow the manufacturer’s guidelines or equipment specifications for the recommended lubrication interval and quantity.
  • Regular Inspections: Regularly inspect the lubrication condition of the crown gears to ensure that they are adequately lubricated. Monitor the lubricant level and quality, and replenish or replace the lubricant as needed.
  • Maintenance:

Regular maintenance helps identify and address any issues or potential problems with crown gears. Consider the following maintenance practices:

  • Visual Inspection: Perform routine visual inspections to check for any signs of wear, damage, or misalignment. Look for chipped or broken teeth, excessive wear patterns, or any abnormalities that may affect gear performance.
  • Alignment Checks: Periodically check the alignment of crown gears to ensure they are properly aligned. Misalignment can lead to increased wear, noise, and reduced efficiency. Adjust the gears if necessary to maintain the correct alignment.
  • Load Monitoring: Monitor the load on the crown gears to prevent overloading and premature gear failure. Ensure that the gears are not subjected to excessive loads beyond their design capabilities.
  • Proactive Repairs: Address any identified issues promptly. Repair or replace damaged or worn-out crown gears to prevent further damage to the gear system and maintain optimal performance.
  • Record Keeping: Maintain a record of lubrication schedules, maintenance activities, and any observed issues or repairs. This record can help track the maintenance history and aid in future maintenance planning.

By following proper lubrication practices and conducting regular maintenance, crown gears can operate efficiently, minimize wear, reduce the risk of failures, and extend their lifespan. It is advisable to consult equipment manufacturer guidelines and recommendations for specific lubrication and maintenance requirements based on the gear system design and operating conditions.

crown gear

How does a crown gear handle variations in load and stress conditions?

A crown gear is designed to handle variations in load and stress conditions by employing specific features and characteristics. Let’s explore how a crown gear handles these variations:

  • Large Contact Area:

Crown gears have a relatively large contact area compared to other gear types. This increased contact area allows for better load distribution across the gear teeth during meshing. As a result, the load on each tooth is reduced, minimizing localized stress concentrations and enhancing the overall load-carrying capacity of the gear.

  • Perpendicular Tooth Orientation:

Crown gears have teeth that are oriented perpendicular to the gear axis. This orientation helps distribute the load more evenly across the gear teeth. When the gear meshes with another gear, the perpendicular tooth alignment allows for a greater number of teeth in contact at any given moment, spreading the load and reducing the stress on individual teeth.

  • Curved Tooth Profile:

The curved tooth profile of a crown gear contributes to its ability to handle variations in load and stress conditions. The curved shape allows for gradual contact and engagement with other gears, reducing sudden impacts and minimizing stress concentrations. This design feature helps absorb and distribute the load more evenly, enhancing the gear’s resistance to variations in load and stress.

  • High Strength and Durability:

Crown gears are typically manufactured using materials with high strength and durability, such as hardened steel or alloy steels. These materials provide the necessary mechanical properties to withstand varying loads and stress conditions. With proper material selection and heat treatment, crown gears can resist wear, fatigue, and deformation, ensuring reliable performance under different operating conditions.

  • Load Sharing in Gear Systems:

In gear systems, multiple gears work together to transmit power and handle the applied loads. Crown gears play a role in load sharing within the system, distributing the load between multiple gears. By distributing the load across several gears, each gear experiences a reduced load, minimizing the stress on individual gears and enhancing the overall system’s ability to handle variations in load and stress conditions.

In summary, crown gears handle variations in load and stress conditions through their large contact area, perpendicular tooth orientation, curved tooth profile, high strength and durability, and load-sharing capabilities in gear systems. These design features and characteristics enable crown gears to distribute loads more evenly, reduce stress concentrations, and enhance the gear’s ability to handle varying operating conditions, ensuring reliable and efficient power transmission in a wide range of applications.

crown gear

What industries commonly use crown gears in their applications?

Crown gears, with their unique characteristics and functionalities, find application in various industries. Let’s explore some of the industries that commonly use crown gears in their applications:

  • Automotive Industry:

The automotive industry extensively utilizes crown gears, especially in steering mechanisms. Crown gears are a crucial component in rack and pinion systems, where they mesh with a rack (a linear toothed component) to convert rotational motion into linear motion. This arrangement enables precise and smooth steering control in vehicles.

  • Industrial Machinery and Equipment:

Crown gears are commonly employed in industrial machinery and equipment. They find application in conveyors, cranes, and other machinery that require a change in motion direction. Crown gears allow for a 90-degree redirection of rotational motion, facilitating the efficient transfer of power and control in such systems.

  • Automation and Robotics:

In the field of automation and robotics, crown gears play a vital role in motion control mechanisms. They enable changes in motion direction and force distribution in robotic arms, gantry systems, and other automated equipment. Crown gears ensure precise and accurate movements necessary for manufacturing, assembly, and material handling processes.

  • Mining and Construction:

Crown gears are utilized in mining and construction equipment for various purposes. They can be found in machinery involved in excavation, material handling, and heavy-duty applications. Crown gears facilitate the efficient transfer of power and torque, ensuring reliable and robust operation in demanding environments.

  • Power Generation:

The power generation industry also utilizes crown gears in certain applications. They may be employed in turbines, generators, and other power transmission systems where the redirection of rotational motion is necessary.

  • Manufacturing and Industrial Processes:

Various manufacturing and industrial processes benefit from the use of crown gears. They are integrated into machinery and equipment for tasks such as material cutting, shaping, and precision positioning. Crown gears enable the transmission of torque, motion control, and direction changes critical in these processes.

  • Other Industries:

Additionally, crown gears may find application in a range of other industries, including aerospace, marine, medical equipment, and more. The specific needs of each industry and the requirements of their machinery or systems determine the utilization of crown gears.

In summary, crown gears are commonly used in industries such as automotive, industrial machinery, automation and robotics, mining and construction, power generation, manufacturing, and various other sectors. Their unique capabilities make them essential components for achieving precise motion control, directional changes, and power transmission in a wide range of applications.

China high quality CZPT Bevel Gear CZPT Pinion Shaft Set gear ratio calculatorChina high quality CZPT Bevel Gear CZPT Pinion Shaft Set gear ratio calculator
editor by CX 2024-04-11