An important goal of hypoid gear design is to optimize the performance of gear pair installation deviation. By measuring the […]
The bending stress of the tooth root of the hypoid gear based on the integral drive axle model is predicted.
Drive axle vibration often produces annoying sound, which affects the transmission efficiency of the drive axle and reduces the fatigue
The key of involute gear machining is tooth profile machining. According to whether the material needs to be removed, the
There are many ways to express the tooth surface equation of logarithmic spiral bevel gear, including explicit, implicit, parameter and
As shown in Figure 1, when the axial installation position h of the hypoid gear pinion changes, the change trend
In China, the research on the fatigue life of spur gears is mainly based on the method of stress life
The research conclusion of reverse engineering of logarithmic spiral bevel gear is mainly reflected in the following aspects: 1.The tooth
Tooth surface reconstruction is the core part of the whole reverse engineering technology. The basic idea of logarithmic spiral bevel
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
Based on the research of reverse technology of logarithmic spiral bevel gear, this paper expounds several important links in the
The tooth surface of logarithmic spiral bevel gear is a complex spatial curved surface shape, which makes its machining process
Curve is the basis of building surface. In reverse engineering, the commonly used curve reconstruction method is to interpolate the
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
Spiral bevel gear modeling is determined by spiral bevel gear calculation software based on the basic parameters of the tooth
The surface reconstruction of logarithmic spiral bevel gear is to construct a real logarithmic spiral bevel gear tooth surface by
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
According to the function of the mechanism in the seedling picking cycle, the whole movement is divided into four processes:
Take a pinion from the logarithmic spiral bevel gear pair, apply the prepared red lead powder evenly on the surface
Figure (a) shows gleason#116 hypoid gear processing machine tool. The machine tool obtains the convex or concave surface of the
The research object is a light truck drive axle, which is mainly composed of main reducer, axle housing, axle shaft,
In 1981, Litvin and Gutman first proposed to use the comprehensive analysis method to determine the machining parameters of “format”
On the basis of clarifying that the non-circular gear planetary gear train mechanism can be used as the actuator of
In the data acquisition process of logarithmic spiral bevel gear, there are many uncertain and complex comprehensive errors, which directly
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,
Logarithmic spiral bevel gear is a complex curved surface shape. In order to ensure the accuracy of the collected data,
For the noncircular gear planetary gear train mechanism shown in Figure 1, the noncircular closed track of the end point
The establishment of hypoid gear tooth surface model mainly includes the following five parts: Tool equation. The research object is
Aiming at the problem that it is difficult to obtain the tooth surface coordinates of HFT hypoid gears, this chapter
Table 1 shows the basic parameters of hypoid gears, and table 2 shows the basic parameters of large and small
Reverse engineering is a reverse process of product design. The general product design is to design the shape and some
The research shows that the contact and bending stresses of spur gears can be obtained by finite element method, and
The schematic diagram of the seedling taking mechanism of non-circular gear planetary gear train is shown in the figure. The
From the research status of hypoid gear or spiral bevel gear transmission error at home and abroad, it can be
Theoretical tooth surface equation of spiral bevel gear pinion spiral bevel gear is processed on milling machine. The shaking table
Using the physical reverse engineering method to collect the discrete data points of the tooth surface of the logarithmic spiral
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
Spiral bevel gear is a kind of space gear widely used in various high-speed and heavy-duty intersecting shaft and staggered
1. Reverse engineering inspection process Firstly, the digital model of the specified workpiece is obtained through the three-dimensional optical scanning
Cylindrical helical gear is a common transmission component in industrial machinery, which is widely used in transportation, aviation, shipbuilding and
Ollicon hypoid gear processing machine tool (as shown in figure (a)) is mainly composed of cutting cutter head, cutter tilt
In recent years, the competition in the automobile manufacturing industry has become increasingly fierce. In order to speed up the
Spiral bevel gear is an indispensable part of the power transmission system. Spiral bevel gear is a kind of complex
1. Small module gear processing method and its advantages and disadvantages At present, the common processing methods of small module
1. Create global variable equation Click the command “Σ equation” in the “tools” menu of SolidWorks software, and use the
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
