Casting process design and numerical simulation of spiral bevel gear
As the starting point of casting forging compound forming process, whether the process design of casting process and the control […]
As the starting point of casting forging compound forming process, whether the process design of casting process and the control […]
The rolling forming process of spur gear improves the production efficiency and material utilization, shortens the processing process, and the
Research overview of spiral bevel gear forging at home and abroad and the application of numerical simulation technology in spiral
The driving and driven spiral bevel gears of the automobile rear axle are the key parts of the automobile rear
At present, the better process methods for producing the driven helical gear blank of automobile rear axle at home and
Automobile rear axle gear is an important part of automobile drive system. Due to its poor working condition and heavy
The cold / hot forging drawing is determined by the helical gear part drawing. The influence of the tooth shape
Cold extrusion process is a production technology with high precision, high efficiency, high quality and low consumption, which is widely
Based on the design of process flow, the main purpose of closed hot die forging step is to realize the
The basic forming process of spur gear has its own obvious advantages and disadvantages. It can only solve the problems
1.Load stroke curve Figure 1 shows the load stroke curve of preforms with different cold precision forging quantities according to
The optimal parameter scheme is numerically simulated and the forming process is analyzed. The following conclusions are obtained: (1) The
The risk of casting forging compound forming process is controllable and the process predictability is strong; Taking the product part
Germany, Japan and other developed countries began to study the helical gear forming process very early, and the technology is
The basic principle of split flow forging is shown in Figure 1. It is to set up metal overflow channels
Automobile rear axle (also known as drive axle) refers to the rear drive shaft and related components used to transfer
As one of the main transmission parts of automobile, the driven spiral bevel gear of automobile rear axle has great
The process principle of floating die is shown in the figure. It was first put forward in 1987 when scholars
In the forming process of driven spiral bevel gear of automobile rear axle, the practical application process of precision forging
The principle of forward extrusion forming process of spur gear is shown in the figure. Under the action of extrusion
The blank size, forming temperature, forming speed, friction factor and die structure of the precision forging process of the driven
When the forming temperature distribution of the driven gear is different, the forming temperature distribution of the driven gear always
The upsetting extrusion process principle of spur gear is shown in Fig. 1, which means that the tooth punch moves
The figure shows the travel load curves of five blank size schemes, in which (a) (b) (c) (d) (E) correspond
On the premise of the compound forming process of spiral bevel gear hot forging and cold finishing, combined with the
Gear is an important part of the transmission of cars, heavy trucks, motorcycles and other vehicles. There are about 18
In the precision forming process of spiral bevel gear, the fluidity of metal materials is poor, the tooth shape is
Basic parameter setting of helical gear simulation (1) Model material: the material of the selected helical gear blank is 20mncr5,
In the 21st century, the key to whether the automobile industry can win the first opportunity in the fierce competition
After studying and analyzing the research results on the forming of spiral bevel gear at home and abroad, it is
With the rapid development of finite element numerical simulation technology, numerical simulation technology is more and more used in the
As an advanced processing method, precision forging has been widely used in the processing and manufacturing of spur bevel gear
Driven by the goal of high speed and high efficiency, foreign advanced countries have long eliminated the traditional “five knife
The double split precision forging method of spiral bevel gear is used for finite element numerical simulation, the forming process
Wang Huajun et al. Simulated the precision forging process of driven spiral bevel gear by finite element method, analyzed its
Yang Cheng et al. Analyzed the influence of mandrel exchange, floating die and local upsetting on the precision forging of
Spiral bevel gear has conical shape and arc tooth shape, which is mainly used for transmission between intersecting shafts. Compared
The design, research, processing and production of gears at home and abroad have a history of many years and have
Driven spiral bevel gear is an important part in automobile, aerospace and other fields. The optimization of its production process
The precision forging of spiral bevel gear parts is numerically simulated, and the accuracy of the numerical simulation results is
Combined with the numerical simulation analysis results and the best process parameters, experimental research is carried out to verify the
Based on the analysis of the forging process of the double spiral bevel gear of an automobile, the forming process
Gear research, production and production at home and abroad have been put into production for many years, and fruitful results
Finite element method is widely used in various fields of plastic processing. It is not only an important means to
In order to verify the correctness of the on-machine measurement method for the profile error of spiral bevel gear, a
Adopting the compound forming process of hot forging and cold finishing the tooth shape can eliminate the defects of oxidation
The figure is the machine tool model diagram of h350g CNC spiral bevel gear grinding machine. The linear axis X
The volume forming of metal is a complex plastic large deformation process. There are geometric nonlinearity caused by large deformation
The position of the split surface of the helical gear is determined by the distance between the male die and
Spiral bevel gear parts are formed by double split precision forging. In the forming process, the forming quality and forming
Gear is an indispensable part in mechanical transmission. It needs special equipment and cutting tools for processing. The processing technology
There are many factors affecting the precision forging of driven spiral bevel gear, large forming load, complex metal filling process,
Spiral bevel gear is a key part to realize intersecting shaft or staggered shaft transmission in the field of mechanical
Spiral bevel gear is the key part of the main reducer of automobile rear axle. Its main function is to
1) Design of precision forging process of helical gear. According to the principle of precision forging and the structural characteristics
Precision forging technology is a less cutting technology, that is, after metal plastic forming, it can be applied to mechanical
China’s gear manufacturing industry started in the 1950s. After more than ten years of development, it has initially laid the
In the 21st century, new changes have taken place in the world pattern. As an emerging developing country, China has
In order to obtain the precision forging spiral bevel gear that meets the design requirements, it is necessary to comprehensively
According to the simulation results and analysis, the main parameters of precision forging process of driven spiral bevel gear can