Product Description
Product Description
Chengda Brand Low Price 40T Flatbed Semi Trailer for Sale
| Function | Carry 40ft or 2*20ft container or other stuff |
| Overall Dimension
(Lx W x H)(mm) |
12500*2500*1550 |
| Loading Weight( KG) | 40000 |
| Axle Brand | 13TON Axle FUWA Brand |
| Axle Number | Three |
| Wheelbase(mm) | 7450+1310+1310 |
| Suspension system | Mechanical Leaf Spring Suspension |
| The material of Main beam | Q345B carbon steel,The height of the beam is 500 mm, upper plate is14mm,down plate is 16mm, middle plate is 8 mm. |
| Side beam | Q235 16# channel steel |
| Platform plate | 3mm CZPT plate |
| Leaf spring | 90(W)mm*13(Thick)mm*10 Layer |
| Tire Type and quantity | 12R22.5 12units |
| Electrical system | 1. Voltage: 24v 2. Receptacle: 7 ways (7 wire harness) |
| Delivery way | Transfer to HangZhou/ZheJiang Port, and carry by ro-ro ship or bulk cargo ship, the freight cost depends on the volume. |
Company Profile
With high standard machinery and automatic equipment, powerful R&D team and elite sales team, We have built long business relationship with many world famous enterprises such as SINOTRUK, SHACMAN, FAW, etc.
All the chassis are manufactured under standard process to ensure quality.
All the parts are supplied to whenever you need.
Trading Show
Packing & Delivey
Bulk cargo refers to bulk cargo, such as coal, grain, mineral sand and petroleum, which is not packaged on deck or cabin. The loading and unloading of this kind of goods need the corresponding dock handling equipment, and some also need special means of transport, such as tankers.
Definition: A mode of transport in which a truck with containers, a tray with a pulley, or a variety of motor vehicles are used as a cargo unit to haul into the hold of a ship and transport it. Applied disciplines: geography (first-level disciplines); economic geography (second-level disciplines) above by the national science and technology terminology examination and promulgation of the Ro-Ro Transportation refers to the use of “Ro-Ro Shipping” together with a vehicle and cargo shipping mode. The advantages are: easy handling and low cost.
Container transportation refers to a new type of high-speed and high-speed transportation which takes container as the carrier and assembles the goods into a container unit so as to use large-scale loading and unloading machinery and large-scale carrying vehicles in the field of modern circulation to carry out the loading and unloading, handling and transportation tasks, and thus to better realize the “door-to-door” transportation of goods. Efficient and efficient transportation mode.
Parts
Landing Gear
Heavy Duty landing gears:
As per the capacity, there are 5ton 8ton, 15ton, 20ton,25ton, 28ton, 30ton and 35ton.
As per the gearbox, there are both Gearbox inside and Gearbox outside type.
As per the operation, there are both Single-Side Operation and Double-Side Operation type.
As per the Sand Shoe, there are T-Shoe, Casting T-Shoe, S-Shoe, R-Shoe and A-Shoe.
King Pin Plate
90# 3.5” trailer welding king pin
We can provide several model with different specifications.
certification:ISO9001-2000
90# 3.5” trailer bolt connecting king pin
Axle
1. specifical heat-treat, low-alloy steel axle beam, it has the vitues of good synthetic performance, strong load ability and lower self weight.
2. high quality alloy solid inserted spindle, through wholy heat treatment, provide superior fatigue capability
3. high performance premiun non-asbestos brake linings, extend service life
4. easy for ABS installation
5. camshaft, matching with special seals, can ensure no entry of the grease into the brake drum, more safety
6. new tight fit hub cap have O rings, high property for sealing
Air Suspension
Air Suspension is a type of automotive suspension that uses air springs instead of conventional steel springs. Computer-operated vents on the air springs, suspension sensors, and an on board air compressor allow the system to maintain ride height and vary the suspension’s ride characteristics.
Certification
1.CCC is shorted for China Compulsory Certificates, which is similar to others certificates for product quality standardization, such as European CE system. In order to obtain the CCC certificates, the manufacturer is required to do the product testing and factory audits.
2. WMI is short for World Manufacturer Identifier. Every vehicle manufacturer all over the world has 1 unique or several WMI.
3.All the semi trailers manufactured in our factory is in conformity with quality management system standard:GB/T19001-2008 idt ISO 9001:2008.
FAQ
1.What is your terms Company name: ZheJiang CZPT professional automobile manufacturing co., LTD.
2.Area: 300 hectares.
3.Years of establishment: 16 years.
4.Export countries: 120 countries.Africa, South America, west Africa, South Africa and so on.
5.Category: 10 kinds, trailer full series, accept customization.
6.Carbon steel tank production line: 20 sets per day.
7.Stainless steel tank and aluminum alloy tank production line: 5 sets per day.
8.Powder can production line: 10 sets per day.
9.Semi-trailer production line: 20 sets per day.of packing?
Our Service
1. OEM Manufacturing welcome
2. Sample order MOQ 1 unit
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every 2 days, until you get the products. When you got the
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
he solve way for you.
5. Main production :dump trailer, fuel tanker trailer, container transport trailer, lowbed semi-trailer; or full trailer tractor head ,dump truck, cargo truck, concrete mixer truck from CZPT to other famous brands based on the long
Contact
Eric
Company Name: ZheJiang CZPT Auto Sales Co., ltd.
Address: T2-501 West Coast Center,HangZhou city, ZheJiang province, China
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.
