Tooth surface meshing of cycloid hypoid gear
There is less research literature on the meshing performance analysis and active design of cycloid hypoid gears in China. The […]
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 […]
Digital gear tooth surface design, analysis and manufacturing is the trend of gear development. Through digital means, gear production efficiency […]
After the pretreatment of the end face spiral gear is completed, the next task is to establish the coordinate system. […]
According to the linear fatigue cumulative damage theory Miner theory, the stress amplitude of each stress level will cause certain […]
The meshing performance analysis of hypoid gear tooth surface is based on the accurately established tooth surface model, including geometric […]
1. Division of nodes on tooth surface The axis plane coordinate system is established based on the arc tooth surface […]
Gear mechanism can be used to transmit the motion and power between any two shafts in space, and its peripheral […]
Spiral bevel gears have the advantages of stable transmission ratio, strong bearing capacity, low transmission noise and long service life, […]
The tooth surface error pre correction technology can make the machined tooth surface height approach the theoretical design tooth surface, […]
Then preprocess the reverse engineering point cloud file of end face spiral gear, remove the miscellaneous points, and smooth the […]
1. Verification of tooth profile shape in reverse engineering software The figure shows the tooth profile in the reverse engineering […]
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 active design technology of gear tooth surface designs the shape of gear tooth surface according to the functional requirements […]
The tooth surface error directly affects the meshing performance of the tooth surface. Due to the inevitable machining error and […]
Firstly, the object of the end face spiral gear that needs reverse modeling is scanned in three dimensions. After the […]
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, […]
Taking involute spur gear as an example, this paper explains the mapping, calculation and verification of involute spur gear. In […]
The meshing performance analysis and tooth surface design of cycloid hypoid gear first need to calculate the geometric parameters and […]
Due to the inevitable machining error and heat treatment deformation, the actually processed gear tooth surface often deviates from the […]
With its special tooth shape, end face spiral gear has the advantages of high centering accuracy and strong bearing capacity. […]
When the nominal stress method is used to calculate the contact fatigue of spur gear of reducer, it is mainly […]
After nearly 70 years of development, the technology of hypoid gear has been continuously improved, but as one of the […]
Based on TCA technology, the corresponding high-speed and heavy-duty spiral bevel gear surface impressions and transmission error curves before and […]
The parameter verification of involute spur gear reverse engineering includes modulus, tooth shape angle, crown height coefficient, tooth root height […]
TCA technology is a pure mathematical method, which assumes that the gear teeth are rigid, and TCA technology only analyzes […]
The cylindrical gear of reducer bears the random load of road surface and the load of driving motor at the […]
At present, small module gears are widely used in high-precision instruments and instruments. The working performance and service life of […]
Hypoid gears (also known as hypoid gears) are used to transmit motion and power between staggered shafts, and are widely […]
Since the coincidence degree and the transmission error amplitude at the transition of high-speed and heavy-duty spiral bevel gears are […]
1. Determine the modulus, tooth profile angle, top height coefficient and tooth root height coefficient When determining the module, tooth […]
Gears with module less than 1 mm are generally called small module gears. Small module gear is in an extremely […]
Increase the transmission ratio to 30, take the gear ratio of 2:60, and design and calculate the gear parameters. The […]
The main factors causing transmission errors of spiral bevel gears include the quasi conjugate characteristics of the tooth surface, deformation […]
The tooth contact area is one of the important symbols to measure the meshing quality of bevel gears. Spiral bevel […]
According to practical experience, contact fatigue often occurs in helical cylindrical gears of transmission. The basic parameters of the high-speed […]
The primary link of physical reverse engineering is reverse engineering point cloud data acquisition, also known as the digitization of […]
According to the theory and three-dimensional modeling process of hypoid gears with small number of teeth and large reduction ratio, […]
Without considering the elastic deformation of the tooth surface (assuming that the gear is completely rigid), a pair of local […]
When solving the plane coordinate points of the tooth surface of the hypoid gear pinion, because the hypoid gear pinion […]
The virtual model of spiral bevel gear NC machining machine tool is the image of its real entity in the […]
The following functions should be included in the motion simulation function module of spiral bevel gear tooth surface forming CNC […]
Energy and environmental problems are becoming increasingly serious, and new energy vehicles have attracted much attention. Electric vehicles have become […]
Gear mechanism is the most widely used and important transmission mechanism in various mechanical equipment. In the reverse engineering design […]
Two objective functions and three design variables are proposed by using local synthesis method and TCA technology, and the constraints […]
1. Establish the precise modification model of cylindrical gear Among the components of electric vehicles, cylindrical gear is the most […]
In order to more intuitively reflect the meshing characteristics of spiral bevel gear pairs, tooth contact analysis (TCA) technology is […]
In the fields of aerospace vehicles, high-speed and heavy-duty spiral bevel gears, as the key of the transmission system, have […]
Since the coordinates (x, y, z) of any point on the tooth surface of hypoid gear have the following corresponding […]
Based on the actual motion data of spiral bevel gear NC machining machine tool, the spiral bevel gear machining process […]
Establish the gear blank with tooth surface, as shown in Figure 1. Extract the top surface, inner conical surface and […]
Parameters Driving wheel Driven wheel Number of teeth 29 48 Modulus 1.75 1.75 Helix angle 16 16 Accuracy class 7 […]
Generally, during the operation of the automotive electronic control system, the ECU will calculate and judge the physical parameters and […]
According to the tooth contact analysis principle and gear meshing principle, the machining parameters of hypoid gear are calculated through […]
The machining process of spiral bevel gears is relatively complex, and the tools used are special tools. The machining machine […]
According to the point cloud construction curve of arc tooth surface gear, firstly slice the point cloud several times along […]