Research on precision forging of spiral bevel gear
The optimal parameter scheme is numerically simulated and the forming process is analyzed. The following conclusions are obtained: (1) The […]
The optimal parameter scheme is numerically simulated and the forming process is analyzed. The following conclusions are obtained: (1) The […]
The figure shows the equivalent stress distribution diagram of spiral bevel gear at different strokes in the cold finishing process, […]
The risk of casting forging compound forming process is controllable and the process predictability is strong; Taking the product part […]
1. Part drawing analysis Figure 1 is the part drawing of the driven spiral bevel gear of the rear axle […]
Using traditional manufacturing technology to produce high-performance complex parts has become the bottleneck restricting the improvement of product quality and […]
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 […]
The data obtained from the on-site measurement of the profile error of spiral bevel gear teeth are the readings XRK […]
Automobile rear axle (also known as drive axle) refers to the rear drive shaft and related components used to transfer […]
The figure shows the stroke load curve of the helical gear cold finishing process. It can be seen from the […]
As one of the main transmission parts of automobile, the driven spiral bevel gear of automobile rear axle has great […]
Physical simulation is a method based on similarity theory and combined with experiment to study the essence and law of […]
Use CATIA three-dimensional mathematical modeling software to establish the three-dimensional mathematical models of the upper die and lower die in […]
In the process of metal plastic forming, most of the deformation work of metal plastic deformation will be transformed into […]
The analysis of metal flow law can make us more clearly understand the flow law of metal in the forming […]
The process principle of floating die is shown in the figure. It was first put forward in 1987 when scholars […]
Based on the generating principle, the profile error of gear teeth is measured on the machine, and the workpiece needs […]
Equivalent strain refers to the strain equivalent to unidirectional strain formed by the appropriate combination of various strain components in […]
The equivalent stress distribution diagram can clearly show the equivalent stress distribution in the bevel gear blank, so that the […]
During the precision forging process of the driven spiral bevel gear of the automobile rear axle, the load will change […]
By analyzing the equivalent stress distribution obtained from each group of simulation experiments, it is found that the equivalent stress […]
Stress is the internal force per unit area, which reflects the stress of spiral bevel gear blank. Figures (a), (b), […]
It can be seen from the research that the change of finishing forming force is not only affected by the […]
Using CATIA V5R21 three-dimensional mathematical modeling software, the three-dimensional mathematical models of upper and lower dies and blanks in the […]
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 role of bevel gear die in the process of metal plastic forming is huge. In the process of metal […]
After the assembly of hob and helical gear, the following settings must be completed before the hobbing motion simulation of […]
The blank size, forming temperature, forming speed, friction factor and die structure of the precision forging process of the driven […]
Different bevel gear die structures will directly affect the metal flow, thus affecting the load required in the forming process. […]
In the process of forming helical gear by precision forging, friction will inevitably occur between the blank and the die […]
The node velocity reflects the speed of metal flow at the node at a certain movement time. Figures (a), (b), […]
Strain is a physical quantity indicating the size of deformation, the accumulation process of plastic deformation and the development process […]
At different forming speeds, the distribution law of equivalent stress in the forming process of each simulation experiment is basically […]
The unreasonable selection of the finishing quantity will directly affect the filling condition of the tooth profile and the roughness […]
The speed of forming speed has a very important impact on the processing efficiency and quality of forgings. With the […]
For the process of precision forging the driven spiral bevel gear of automobile rear axle at different temperatures, the distribution […]
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 […]
Analyze the stroke load curve of the forming process of the driven spiral bevel gear of the automobile rear axle […]
On ABAQUS software, the meshing process of spiral bevel gear is divided into 200 incremental steps. In the dynamic analysis, […]
The plasticity of metal is related to temperature. The higher the temperature, the better the plasticity of metal. For forging, […]
As shown in the figure, the equivariant distribution diagram of five spiral bevel gear blank size schemes is shown, in […]
As shown in the figure, the equivalent stress distribution diagram of five spiral bevel gear blank size schemes is shown, […]
The figure shows the travel load curves of five blank size schemes, in which (a) (b) (c) (d) (E) correspond […]
Die forging refers to the process that the helical gear blank is formed in the die bore under the action […]
On the premise of the compound forming process of spiral bevel gear hot forging and cold finishing, combined with the […]
The vibration noise of helical gear system with modified friction coefficient of 0.1 is calculated. In order to study 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 […]
The three-dimensional mathematical model of the driven spiral bevel gear of the automobile rear axle is established by CATIA V5R21. […]
(1) Forging material The forming metal material selected for the driven spiral bevel gear of automobile rear axle is a […]
The actual production verification of precision forging of driven spiral bevel gear is carried out in Luoyang Guanhua Precision Forging […]
Basic parameter setting of helical gear simulation (1) Model material: the material of the selected helical gear blank is 20mncr5, […]
The precision forging process adopted is open die forging, as shown in the figure is the schematic diagram of open […]
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 […]
As shown in figure (a) and (b), the flow direction and size distribution of metal in X and Y directions […]