China best Factory Custom Gear Casting Steel Big Size Rotating Header Heavy Herringbone Gear with high quality

Product Description

Key attributes

Other attributes

Applicable Industries

Manufacturing Plant, Machinery Repair Shops, Energy & Mining

 

Weight (KG)

1650

 

Showroom Location

None

 

Video outgoing-inspection

Provided

 

Machinery Test Report

Provided

 

Marketing Type

Hot Product 2571

 

Warranty of core components

1 Year

 

Core Components

Gear

 

Place of CHINAMFG

ZheJiang , China

 

Condition

New

 

Warranty

1.5 years

 

Shape

Ring Gear

 

Standard or Nonstandard

Nonstandard

 

Tooth Profile

Spur

 

Material

Steel

 

Processing

Casting

 

Pressure Angle

20°

 

Brand Name

HangZhou

 

Product Name

custom large diameter alloy steel spur casting large ring gear

 

Application

Cement kiln

 

Gear Machining

Gear milling

 

Module of Gear:

8-120

 

OD For Gear Wheel:

MAX.13 000 mm

 

Height For CHINAMFG

MAX. 1200 mm

 

Certificate

ISO 9001:2015

 

Tolerance

+/-0.01mm

 

Heat treatment

QT

 

Surface Treatment

Surface Hardening or Carburizing and Quenching

 

Packaging and delivery

Packaging Details

Package for Cement kiln custom large diameter ring gear transmission alloy steel spur casting large ring gear is wooden box and adapts to CHINAMFG transport

 

Port

ZheJiang ,HangZhou or Others

 

Supply Ability

Supply Ability

9000 Ton/Tons per Year

 

OUR WORKSHOPS

 

OUR EQUIPMENTS
Technology Process

Material

Carbon steel,Alloy steel

Structure

Forging,casting

Type of gear

spur gear,helical gear,Planetary Gear

Heat treatment

Quenching and tempering

Process 

forging, rough machining, QT, finish machining

Main equipments

hobbing,CNC machine

Module

up to 200

Precision of gear

Grinding ISO Grade 5-7 & Hobbing ISO Grade 8-9

Inspection

Raw material inspection, UT,physical property test,dimension inspect

Application

Mining machinery, mill, kiln and other equipment

OUR CERTIFICATE
OUR CUSTOMER FEEDBACK
CONTACT 

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Application: Industry
Hardness: Hb190-Hb300
Gear Position: External Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Steel
Samples:
US$ 100/Piece
1 Piece(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 lubrication is required for herringbone gears?

Proper lubrication is essential for the smooth and efficient operation of herringbone gears. The lubricant used in herringbone gear systems plays a crucial role in reducing friction, minimizing wear, dissipating heat, and protecting the gear surfaces. Here’s a detailed explanation of the lubrication requirements for herringbone gears:

  • Lubricant Selection: When selecting a lubricant for herringbone gears, it is important to consider factors such as load, speed, operating temperature, and environmental conditions. The lubricant should have suitable viscosity and additives to provide adequate film thickness and maintain lubrication under the anticipated operating conditions. Commonly used lubricants for herringbone gears include mineral oils, synthetic oils, and specialty lubricants formulated for gear applications.
  • Viscosity: The viscosity of the lubricant is crucial for ensuring proper lubrication and film formation between the gear teeth. The lubricant should have sufficient viscosity to create an effective lubricating film that separates the gear surfaces and reduces friction. It should be able to maintain this film under the operating conditions, ensuring smooth gear engagement and minimizing wear. The appropriate viscosity grade is typically specified by the gear system manufacturer based on the gear design, load, and speed.
  • Lubricant Application: The lubricant should be applied to the gear system in the appropriate manner to ensure uniform coverage and distribution. In most cases, herringbone gears are lubricated by immersion or splash lubrication, where the gears partially or fully submerge in the lubricant or have the lubricant splashed onto their surfaces. The lubricant should be directed towards the gear meshing area to ensure proper lubrication of the gear teeth and contact surfaces.
  • Lubricant Maintenance: Regular lubricant maintenance is essential to ensure the continued performance and longevity of herringbone gears. This includes monitoring the lubricant condition, checking for contamination, and replenishing or replacing the lubricant as necessary. Over time, the lubricant may degrade, become contaminated with particles or moisture, or lose its effectiveness. Regular inspections and lubricant analysis can help identify any issues and determine the appropriate maintenance intervals for lubricant replacement or replenishment.
  • Sealing and Contamination Prevention: Proper sealing of the gear housing or enclosure is important to prevent the ingress of contaminants, such as dust, dirt, or moisture, into the gear system. Contaminants can degrade the lubricant and lead to increased wear and damage to the gear surfaces. Seals, gaskets, or other appropriate sealing mechanisms should be employed to minimize the risk of contamination and maintain the integrity of the lubricant.

It is important to consult the gear system manufacturer’s recommendations and specifications regarding lubrication requirements. The manufacturer may provide specific guidelines regarding lubricant type, viscosity, application methods, and maintenance procedures based on the gear design and intended operating conditions. Adhering to these guidelines will help ensure optimal lubrication and maximize the performance and service life of herringbone gears.

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 best Factory Custom Gear Casting Steel Big Size Rotating Header Heavy Herringbone Gear with high qualityChina best Factory Custom Gear Casting Steel Big Size Rotating Header Heavy Herringbone Gear with high quality
editor by CX 2024-01-04

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