Analysis on the influence of the installation deviation g of the large axle of hypoid gear
As shown in Figure 1, when the deviation g of the big axle of the hypoid gear changes towards the […]
As shown in Figure 1, when the deviation g of the big axle of the hypoid gear changes towards the […]
In order to verify the accuracy of the established finite element model, the tooth root bending stress in the meshing
In China, there are few studies on the bending stress of the hypoid tooth root of the drive axle, mainly
As shown in Figure 1, the change diagram of meshing footprint during the ideal meshing process of hypoid gear is
Submit the established model to abaqus/standard solver, and finally get the finite element analysis results, as shown in Figure 1
The design of automobile drive axle is the same as the design of other parts of transmission system. It needs
The bending fatigue of hypoid gear root of drive axle is affected by many parameters, including the geometry of hypoid
In HyperMesh, the geometric entity of hypoid gear is meshed. The curvature of hypoid gear changes greatly, especially the hypoid
Figure (a) shows gleason#116 hypoid gear processing machine tool. The machine tool obtains the convex or concave surface of the
In 1981, Litvin and Gutman first proposed to use the comprehensive analysis method to determine the machining parameters of “format”
Aiming at the problem that it is difficult to obtain the tooth surface coordinates of HFT hypoid gears, this chapter
The stress state and fatigue life of hypoid gear in the main reducer of drive axle is one of the
Through ABAQUS loading characteristic analysis, the contact spots on the convex surface of the big wheel are compared with the
Parameters Offset distance E/mm Axis intersection angle σ / (°) Number of headers Z0 Number of teeth Z Initial installation
Import the hypoid gear coordinates into CATIA, use the surface function to get the gear surface of the hypoid gear,
The establishment of hypoid gear tooth surface model mainly includes the following five parts: Tool equation. The research object is
Table 1 shows the basic parameters of hypoid gears, and table 2 shows the basic parameters of large and small
The research shows that the contact and bending stresses of spur gears can be obtained by finite element method, and
From the research status of hypoid gear or spiral bevel gear transmission error at home and abroad, it can be
The mechanism of fatigue and noise generation of drive axle hypoid gear is deeply studied, and a method based on
In generating machining, the tooth surface equation is still statically indeterminate through the formula, and the incremental angle of the
The geometric model of drive axle hypoid gear is the basis of gear contact, transmission error, load and other analysis.
Munro defines the transmission error te (transmission error) as follows: the deviation between the actual position of the driven gear
Ollicon hypoid gear processing machine tool (as shown in figure (a)) is mainly composed of cutting cutter head, cutter tilt
Oricon hypoid gears are machined by end face hobbing. Figure 1 shows the gear cutting principle of the end face
Hypoid gear has the advantages of large coincidence, strong tolerance, high meshing stability, and is suitable for large intersection angle,
Cycloid hypoid gear has a series of advantages such as high processing efficiency, less equipment required, stable transmission and low
The numerical simulation of hypoid gear tooth surface, that is, the simulation of tooth surface machining, is the basis of
For cycloid hypoid gears, based on the accurate modeling of the tooth surface, the tooth geometric contact analysis, loading contact
Taking the “Austrian” cycloid hypoid gear used in the axle as the research object, the geometric parameters and cutting parameters
There is less research literature on the meshing performance analysis and active design of cycloid hypoid gears in China. The
Due to the inevitable tooth surface deviation caused by machining error and heat treatment deformation, the optimal mating tooth surface
The meshing performance analysis of hypoid gear tooth surface is based on the accurately established tooth surface model, including geometric
The tooth surface error pre correction technology can make the machined tooth surface height approach the theoretical design tooth surface,
The calculated geometric parameters and machining parameters of the wheel blank lay the foundation for the tooth surface modeling. On
Cycloid hypoid gear tooth surface geometry is complex, only its machining simulation, error sensitivity, meshing performance and tooth surface active
For cycloid hypoid gears processed by double-sided method, both sides of the tooth groove are processed at the same time,
The tooth surface error directly affects the meshing performance of the tooth surface. Due to the inevitable machining error and
There are mainly two kinds of hypoid gears for axle: Gleason circular arc involute teeth and cycloid contour teeth, which
TCA technology uses computer to simulate the meshing process of gear pair under no-load condition, and can obtain each instantaneous
With the rapid development of China’s automobile industry and the increasingly close cooperation with automobile enterprises in Europe, America, Japan,
The meshing performance analysis and tooth surface design of cycloid hypoid gear first need to calculate the geometric parameters and
After nearly 70 years of development, the technology of hypoid gear has been continuously improved, but as one of the
Hypoid gears (also known as hypoid gears) are used to transmit motion and power between staggered shafts, and are widely
Increase the transmission ratio to 30, take the gear ratio of 2:60, and design and calculate the gear parameters. The
According to the theory and three-dimensional modeling process of hypoid gears with small number of teeth and large reduction ratio,
When solving the plane coordinate points of the tooth surface of the hypoid gear pinion, because the hypoid gear pinion
Since the coordinates (x, y, z) of any point on the tooth surface of hypoid gear have the following corresponding
According to the tooth contact analysis principle and gear meshing principle, the machining parameters of hypoid gear are calculated through
In the process of envelope generation of hypoid gear pinion, there is a meshing relationship between hypoid gear wheel tooth
The hypoid gear pinion with small number of teeth and high speed uses the principle of envelope method to envelope
Hypoid gear has the advantages of strong bearing capacity, high transmission efficiency and large overlap coefficient. It is widely used
Since the large hypoid gear wheel is processed by forming method, the profile of the hypoid gear wheel tooth surface
The tool inclination method is used to process the hypoid gear. Since the number of teeth of the small wheel
The machine tool for machining the tooth surface of the driving wheel (small wheel) of the hypoid gear pair has
The digital modeling of Cycloid Bevel Gear and hypoid gear is to establish the three-dimensional solid model of Cycloid Bevel
The cutter head coordinate system SG for machining hypoid gear wheel is shown in Figure 1. The vector diameter RC
With the increase of transmission ratio, the pitch cone angle of the large wheel will increase. The risk of large
The traditional mechanical hypoid gear milling machine processes spiral bevel gears and hypoid gears using the generating wheel principle shown
Digital design and manufacturing technology is the basis of advanced manufacturing technology. Digital modeling is the basis of realizing digital