Product Description

 

Product Description

 

item	value
Use	Trailer Parts
Parts	Trailer Axles
OE NO.	AC01100000
Max Payload	4T
Size	standard size
Place of Origin	China
Brand Name	Airui
Product Name	7K Axle Spindle with Electric Brake and 8 Bolts Drum
Material	Steel
Color	Black
Finish	Galvanished
Axle Type	Round Axle Tubes

 

7″ 9″ 10″ 11″ 12″ 12 1/4″ electric/hydraulic/mechanical brake assembly 
for almost all kinds of light and medium-duty trailer usage.

 

 

 

Our Advantage

 

1>Our joint venture partners are American Famous axle company AXLETEK,we have make a cooperation for 6 years.So we can supply stable and high quality brakes.

2>We have Researching and Development Department in Detroit,so we are also capable of developing products according drawing or samples to meet the special requirement of our customes.

3>We can supply 7 inch,10 inch,12 inch and 12.25 inch brakes for the moment.

4>All the parts for the brakes are produced by ourself,so we can supply our customer high quality products with resonable price.

5>We can also supply axle assemly.
 

 

Specification

 

 

 

• more product specifications

 

Model	Dim(X)	PCD(Y)	Bolt	Bearing
AT0175712	192.4	139.7	6*1/2″	L67048/LM11949
AT0175713	192.4	139.7	6*1/2″	L68149/LM12749
AT0175714	138.8	108	5*7/16″	L67048/LM11949
AT0175715	152.4	108	5*7/16″	L67048/LM11949
AT0175716	152.4	120.65	5*7/16″	L67048/LM11949
AT0175717	152.4	114.3	5*1/2″	L67048/LM11949
AT0175718	152.4	108	5*7/16″	L68149/LM12749
AT0175719	152.4	120.65	5*7/16″	L68149/LM12749
AT01700110	152.4	114.3	5*1/2″	L68149/LM12749
AT01700111	138.8	101.6	4*7/16″	L67048/LM11949
AT01700112	183.5	139.7	6*1/2″	25580/15123
AT01700113	152.4	X	5*1/2″	L68149/LM12749
Note: complete with bearing, race ,seal, lug nut, pin etc
101.6mm=4inch	108mm=4.25inch		114.3mm=4.5inch
120.65mm=4.75inch	139.7mm=5.5inch

  

Packaging & Shipping

 

Generally, in neutral white boxes and brown cartons or as ur requirements.

All our products would be offerd to you only after they passed a series of serous tests. We offer them to you with an easy heart because we know you will be satisfied and safe with our product.

Company Profile

 

 

 

 

Established in 2006, HangZhou Airui Brake System Co., LTD is a Sino-American joint venture. The American AXLE TEKNOLOGY LLC is a famous AXLE company, specializing in the design, development and manufacture of AXLE and its parts, and has rich experience in the development of brakes, drums, AXLE and other trailer parts. One of the largest bridge and spare parts suppliers in Europe.

The company has passed the national CCC certification, ISO9001, TS16949 quality system certification, North American Vehicle parts AMECA certification, Canadian Standards Association CSA certification, ECE certification, technology has reached the world’s advanced level, and obtained a number of technical patents, has been widely recognized by customers. Company factory area of 65,000 square meters, more than 500 employees, including more than 30 professional technical research and development personnel, equipped with the world’s leading laboratory, specializing in trailer, rv bridge, brake, brake drum, spring suspension, connector, casters and related parts production, development and sales in one.

Products are mainly exported to the United States, Canada, Australia and other countries and regions. Core products, electromagnetic brake, axle, electromagnet, and other wheel end trailer parts, annual output of 2 million sets, accounting for more than 90% of the domestic export of similar products market share, North America 40-50% market share.

FAQ

1. who are we?

We are based in ZheJiang , China, start from 2006,sell to North America(67.00%),Oceania(20.00%),Domestic Market(6.00%),South America(00.00%),Eastern Europe(00.00%),Southeast Asia(00.00%),Africa(00.00%),Eastern Asia(00.00%),Western Europe(00.00%),Central America(00.00%). There are total about 301-500 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Brake Assembly and Parts,Axle Assembly and Parts,Brake Pad,Brake Lining

4. why should you buy from us not from other suppliers?
1> be good at the formulation explore and develop,development team rank top 3 in China
2> huge sales department in America
3>with 8 years manufacture experience
4>300 acers factory
5>ISO/TS16949 and CSA certification
6>products sales over the world

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,JPY;
Accepted Payment Type: T/T,L/C,PayPal;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian

 

 

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.

Optimal design

The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.

Characteristics

An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.

Applications

Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.

Predictability

Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.