China manufacturer CZPT Railway Axle for Passenger Car and Freight Wagon Bogie broken axle on car

Product Description

                            

Overview

Freight wagons need to replace a large number of spare parts during long-term operation. CZPT as a specialist railway supplier that can supply most of the spare parts needed for a freight wagon.

 

freight wagon composition
module parts
bogie side frame
bolster
center plate
wedge
adapter
stopper key
wearing plate
fastener
air brake system  
draft gear system coupler
knuckle
yoke
draft gear
draft key
striker
control rod
car body  
Accessories parts

2.Technical Description
The wheel set is key component of the Railway Bogie. It is also the most common and important spare part in railway industry.
One-wheel set contains 2 wheels,one axle,and 2 bearings. Depend on different application methods other special parts including gears,brake discs,axle box etc.

They could be used on wagon,locomotive,passenger car and more. The wheel has a cast wheel or a forged wheel, the axle and bearingscan be chose to the customer requirements.Vehicle and bogie performance parameters will define what wheel set configuration is required.
Relative standard:

  1. TB/T 1718 Technical requirement of railway vehicle’s wheelset installation
  2. UIC 813  Technical specification for the supply of wheelsets for tractive and trailing stock-Tolerances and assembly
  3. BS 5892-6 Railway rolling stock materials – Specification for wheelsets for traction and trailing stock
  4. EN 13260  Railway applications. Wheelsets and bogies. Wheelsets. Product requirements
  5. JIS E4504 Wheelsets for railway rolling stock – Quality requirements
  • TB/T 2945 Specifications of Steel LZ50 Axle and Billet for Rolling Stock, CHINA RAILWAY

  • AAR M-101 Axles, Carbon Steel, Heat-Treated, AMERICAN ASSOCIATION RAILWAY

  • UIC 811-1 Technical Specification for The Supply of Axles for tractive and Trailing Stock, INTERNATIONAL UNION OF RAILWAYS

  • BS 5892-1 Specification for Axles for Traction and Trailing Stock, BRITISH STHangZhouRD

  • EN 13261 Railway applications – Wheelsets and Bogies-Axles-Product Requirements, EUROPEAN STHangZhouRD

  • JIS E4502 Axles for Railway Rolling Stock – Quality Requirements, JAPANESE INDUSTRIAL STHangZhouRD

  • IRS 16/95 Indian Railway Standard Specification for Steel Axles for Carriages and Wagons, INDIAN RAILWAY

3.Photos

4.About Us
        
 

  • Established in 2019, HangZhou CZPT Company was created to both supply and design components, complete passenger carriages, freight wagons and spare parts for the ever growing world railway market.
  • Our technical engineers, sales personnel and management team have many combined years of extensive experience in the Railway Industry with projects based all over the world.
  • Our goals is to meet all of the Customers’ requirements, bringing them the best products, Project management, Maintenance, System Design and Integration at the best price possible without any problems or delays.
  • We offer a large inventory of products from the best Manufactures in China and other world leaders in railway product manufacture.
  • Global shipping and project requirements with time sensitive deliveries and savings is our main aim.
  • We look forward to help our clients grow and deliver in this industry all over the world.

5.Service

6.Contact Us

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Customized: Customized
Certification: ISO14001, ISO9001, Iris
Type: Axle
Standard: AAR/Uic/BS/En/JIS/Irs
Weight: 50-2000kg
Manufacture Method: Forging
Customization:
Available

|

Customized Request

axle

What are the safety considerations when working with axles, especially during repairs?

Working with axles, especially during repairs, requires careful attention to safety to prevent accidents and injuries. Here are some important safety considerations to keep in mind when working with axles:

1. Personal Protective Equipment (PPE):

Wear appropriate personal protective equipment, including safety goggles, gloves, and steel-toed boots. PPE helps protect against potential hazards such as flying debris, sharp edges, and accidental contact with heavy components.

2. Vehicle Stability:

Ensure that the vehicle is on a stable and level surface before working on the axles. Engage the parking brake and use wheel chocks to prevent unintended vehicle movement. The stability of the vehicle is crucial to maintain a safe working environment.

3. Lifting and Support:

Use proper lifting equipment, such as hydraulic jacks or vehicle lifts, to raise the vehicle safely. Follow the manufacturer’s guidelines for lifting points and weight capacities. Once the vehicle is lifted, support it securely with jack stands or other appropriate supports to prevent it from falling or shifting during repairs.

4. Lockout/Tagout:

If the repair work involves disconnecting or removing any electrical or mechanical components that could cause the axle or wheels to move, follow lockout/tagout procedures. This involves locking and tagging out the power source, so it cannot be accidentally energized while work is being performed.

5. Proper Tools and Equipment:

Use the correct tools and equipment for the job. Using improper tools or makeshift methods can lead to accidents and damage to the axle or surrounding components. Follow the manufacturer’s instructions and recommended procedures for disassembling, repairing, and reassembling the axle.

6. Proper Torque and Tightening:

When reassembling the axle components, use a torque wrench to ensure that fasteners are tightened to the manufacturer’s specifications. Over-tightening or under-tightening can lead to component failure or damage. Follow the recommended torque values provided by the vehicle manufacturer.

7. Safe Handling of Heavy Components:

Axle components can be heavy and cumbersome. Use appropriate lifting techniques and equipment, such as hoists or lifting straps, to safely handle heavy axle parts. Avoid lifting heavy components alone whenever possible and ask for assistance when needed.

8. Proper Disposal of Fluids and Waste:

If the repair involves draining fluids from the axle, such as differential oil, ensure proper disposal according to local regulations. Use appropriate containers to collect and store fluids and dispose of them at authorized collection points.

9. Training and Experience:

Working with axles requires knowledge and experience. If you are unfamiliar with axle repairs, consider seeking assistance from a qualified mechanic or technician who has the necessary training and expertise. If you decide to perform the repairs yourself, ensure that you have the appropriate knowledge and skills to carry out the task safely.

By following these safety considerations, you can help minimize the risk of accidents, injuries, and damage when working with axles, ensuring a safe working environment for yourself and others involved in the repair process.

axle

What are the symptoms of a failing CV joint, and how does it relate to the axle?

A CV (constant velocity) joint is an essential component of the axle assembly in many vehicles. When a CV joint starts to fail, it can exhibit several symptoms that indicate potential problems. Here’s a detailed explanation of the symptoms of a failing CV joint and its relationship to the axle:

Symptoms of a Failing CV Joint:

1. Clicking or popping sounds: One of the most common signs of a failing CV joint is a clicking or popping sound when making turns. This noise usually occurs during tight turns and may indicate worn-out or damaged CV joint bearings.

2. Grease leakage: A failing CV joint may leak grease, which can be seen as dark-colored grease splattered around the CV joint or on the inside of the wheel. Grease leakage is typically caused by a cracked or damaged CV joint boot, which allows the lubricating grease to escape and contaminants to enter.

3. Excessive vibration: A worn-out CV joint can cause vibrations, especially during acceleration. The vibrations may be felt in the steering wheel, floorboards, or even the entire vehicle. These vibrations can become more noticeable as the CV joint deteriorates further.

4. Difficulty in turning: As the CV joint wears out, it may become difficult to turn the vehicle, especially at low speeds or when making sharp turns. This symptom is often accompanied by a clicking or popping sound.

5. Uneven tire wear: A failing CV joint can lead to uneven tire wear. If the CV joint is damaged or worn, it can cause the axle to wobble or vibrate, resulting in uneven tire tread wear. This can be observed by visually inspecting the tires and noticing uneven patterns of wear.

Relationship to the Axle:

The CV joint is an integral part of the axle assembly. It connects the transmission to the wheels and allows smooth power delivery to the wheels while accommodating the up-and-down motion of the suspension. The axle shaft is responsible for transmitting torque from the transmission to the CV joints and ultimately to the wheels.

Axles contain one or more CV joints, depending on the vehicle’s drivetrain configuration. In front-wheel drive vehicles, each front axle typically has two CV joints, one inner and one outer. Rear-wheel drive and all-wheel drive vehicles may have CV joints on both the front and rear axles.

The CV joint consists of a joint housing, bearings, and internal ball bearings or rollers. It is protected by a rubber or thermoplastic CV joint boot, which seals in the grease and protects the joint from contaminants. When the CV joint fails, it can affect the axle’s ability to transmit power smoothly and result in the symptoms mentioned above.

Regular inspection and maintenance of the CV joint and axle assembly are crucial to identify and address any issues promptly. If any of the symptoms mentioned earlier are observed, it is recommended to have the vehicle inspected by a qualified mechanic to determine the exact cause and perform necessary repairs or replacements.

axle

Can you explain the importance of axle alignment for vehicle stability and handling?

Axle alignment plays a crucial role in ensuring vehicle stability and handling characteristics. Proper alignment of the axles is essential for maintaining optimal tire contact with the road surface, minimizing tire wear, maximizing traction, and promoting safe and predictable handling. Here are the key reasons why axle alignment is important:

  1. Tire Wear and Longevity:
  2. Correct axle alignment helps distribute the vehicle’s weight evenly across all four tires. When the axles are properly aligned, the tires wear evenly, reducing the risk of premature tire wear and extending their lifespan. Misaligned axles can cause uneven tire wear patterns, such as excessive wear on the inner or outer edges of the tires, leading to the need for premature tire replacement.

  3. Optimal Traction:
  4. Proper axle alignment ensures that the tires maintain optimal contact with the road surface. When the axles are aligned correctly, the tires can evenly distribute the driving forces, maximizing traction and grip. This is particularly important during acceleration, braking, and cornering, as proper alignment helps prevent tire slippage and improves overall vehicle stability.

  5. Steering Response and Stability:
  6. Axle alignment directly affects steering response and stability. When the axles are properly aligned, the vehicle responds predictably to driver inputs, providing precise and accurate steering control. Misaligned axles can lead to steering inconsistencies, such as pulling to one side or requiring constant correction, compromising vehicle stability and handling.

  7. Reduced Rolling Resistance:
  8. Proper axle alignment helps reduce rolling resistance, which is the force required to move the vehicle forward. When the axles are aligned correctly, the tires roll smoothly and effortlessly, minimizing energy loss due to friction. This can contribute to improved fuel efficiency and reduced operating costs.

  9. Vehicle Safety:
  10. Correct axle alignment is crucial for ensuring vehicle safety. Misaligned axles can affect the vehicle’s stability, especially during emergency maneuvers or sudden lane changes. Proper alignment helps maintain the intended handling characteristics of the vehicle, reducing the risk of loss of control and improving overall safety.

To achieve proper axle alignment, several key parameters are considered, including camber, toe, and caster angles. Camber refers to the vertical tilt of the wheel when viewed from the front, toe refers to the angle of the wheels in relation to each other when viewed from above, and caster refers to the angle of the steering axis in relation to vertical when viewed from the side. These alignment angles are adjusted to meet the vehicle manufacturer’s specifications and ensure optimal performance.

It’s important to note that factors such as road conditions, driving habits, and vehicle modifications can affect axle alignment over time. Regular maintenance and periodic alignment checks are recommended to ensure that the axles remain properly aligned, promoting vehicle stability, handling, and safety.

China manufacturer CZPT Railway Axle for Passenger Car and Freight Wagon Bogie   broken axle on carChina manufacturer CZPT Railway Axle for Passenger Car and Freight Wagon Bogie   broken axle on car
editor by CX 2024-03-27