Contact fatigue mechanism and materials of automobile gear tooth surface
The fatigue damage of automobile gear tooth surface is caused by the repeated action of automobile gear on the tensile […]
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Numerical simulation of precision forging of spiral bevel gear and analysis of velocity field distribution
Through the speed field of precision forging of spiral bevel gear, the flow of metal blank in the forming process
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Research status of helical gear modification in China and abroad
The purpose of gear modification is to make the pressure distribution on the tooth surface as uniform as possible after
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Analysis of the solution result of forging forming force of spiral bevel gear
As shown in the table, the forging deformation force of open die forging and non flash die forging of spiral
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Requirements for heat treatment deformation of heavy truck gears
With the continuous development of China’s automobile industry and national economy year-on-year, the heavy vehicle industry has also entered a
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Summary of precision forging technology of spiral bevel gear
Due to these irreplaceable advantages, spiral bevel gear has been widely used as an important part in the transmission system
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Temperature field analysis of bevel gear during dual frequency induction heating
The dual frequency induction quenching process of bevel gear includes electromagnetic induction heating process and quenching cooling process. The temperature
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Setting of cutting parameters during gear hob
The cutting parameters of gear hob include cutting depth, cutting speed and axial feed. The determination of these parameters should
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Situation of truck gear steel abroad
At the beginning of this century, the German automobile industry used high Ni alloy steel to produce high load truck
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Material selection requirements for heavy truck gears
Heavy truck gear refers to all kinds of gears in the gearbox of heavy truck. The automobile gearbox is located
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Key technology innovation of continuous cold extrusion and cold shaping compound forming of spur gear for truck
① Aiming at the problems of serious tooth tip collapse, low material utilization, low forming accuracy and low die service
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Numerical simulation research and scientific problems of surface strengthening of automotive helical gears
In the field of scientific research and engineering technology, numerical simulation is a basic research method that pays equal attention
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Shot peening strengthening of Automobile Gears
Shot peening is a widely used method to improve the fatigue strength of automobile gears by mechanical means to produce
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Failure form and mechanism of automobile gear
The automobile gear is in the state of continuous load operation. There are both rolling and sliding between the meshing
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Effect of oil on fatigue strength, life and wear of automotive helical gears
Automotive automatic transmission lubricating oil (ATF) not only meets the lubrication of automotive helical gears and bearings, but also undertakes
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Automobile gear surface strengthening technology
With the continuous improvement of automotive gear requirements and the continuous development of automotive gear surface processing engineering technology, the
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Main factors affecting shot peening effect of Automobile Gears
The best effect of shot peening strengthening treatment of automobile gears is affected by the interaction of different conditions. The
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Bending fatigue damage mechanism and materials of Automobile Gears
The strength of automobile gear is mainly the bending fatigue strength and tooth surface contact fatigue strength of gear. Figure
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Chinese and foreign automotive gear materials and gear process parameters
Modulus is an important parameter of gear. When selecting automobile gear modulus, factors such as strength, noise, lightweight and processing
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Surface strengthening technology of high strength automobile gear
Gear is an important part for transmitting power in mechanical devices. The Japanese mechanical society has conducted systematic investigation and
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Establishment of finite element model of spur gear for truck
In previous studies, the ideal model without error is used in the numerical simulation of cold shaping of spur gear.
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Setting of initial conditions for numerical simulation of precision forging of spiral bevel gear
(1) Mold and blank materials can be directly selected from the material library of DEFORM software. The mold material is
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Mesh generation of numerical simulation of precision forging of spiral bevel gear
The mesh generation program of DEFORM-3D can divide the geometry into tetrahedral elements, and its mesh generation methods can be
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Solving forging forming force of spiral bevel gear by empirical formula method
The forging deformation force P of spiral bevel gear is determined by empirical formula: Where: C – shape complexity coefficient
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Advantages of spiral bevel gear compared with straight bevel gear
Spiral bevel gear is the general name of bevel gear whose tooth surface pitch line (the intersection line of tooth
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Simplification of tooth profile of spiral bevel gear
In order to facilitate calculation, the involute tooth profile of spiral bevel gear is simplified into linear tooth profile according
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Research on design and application of automobile gear hob
Combined with the actual needs of gear hobbing tools in automobile gear production line, select the problems often encountered in
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Research on key technology of continuous cold extrusion and cold shaping compound forming of spur gear for truck
Taking the spur cylindrical gear for truck wheel reducer as the research object, a new compound forming process scheme of
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Precision forging process of spiral bevel gear
Based on the open die forging of spiral bevel gear, a new type of precision forging die without flash is
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Custom Gear Manufacturing
Custom gear manufacturing plays a crucial role in meeting the unique requirements of specialized applications across various industries. Unlike standard
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Influence of sizing belt length L on spur gear forming
Sizing belt is one of the key process parameters to ensure the forming of spur gears. Whether the length of
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Numerical simulation of precision forging of spiral bevel gear
The numerical simulation of precision forging is to track and describe the forming process of the blank metal of the
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Structure of new precision forging die for spiral bevel gear
The figure shows the new precision forging die structure of spiral bevel gear. The working part of the die is
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Solving the forging force of spiral bevel gear by open die forging
By analyzing the forming characteristics of open die forging and the shape of spiral bevel gear forging, the plastic deformation
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Calculation of tooth profile volume of spiral bevel gear
The figure is the area differential diagram of the large end of the tooth profile of spiral bevel gear. Let
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Calculation of curved tooth length of spiral bevel gear
As can be seen from Figure 1, the shape of spiral bevel gear is relatively complex, especially its tooth shape
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Determination of induction coil structure of bevel gear
1. Design principle of gear induction coil The size of the gear module plays an almost decisive role in the
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Mesh generation of geometric model of involute bevel gear
ANSYS software itself has powerful meshing function, so ANSYS software is used for meshing. Import the 3D model built in
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Study on precision forging forming force of spiral bevel gear
Determining the forging deformation force is a very important part of the metal plastic forming theory. The research on the
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Tooth positioning of automobile gear parts
Some parts need teeth as a benchmark. For example, the time difference is generated by controlling the angle of the
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Simulation analysis of spiral bevel gear grinding
The same parameters as the grinding test are used for simulation, and the simulation results are shown in Figure 1.
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Spur gear experimental equipment
In order to ensure the smooth implementation of cold extrusion production and processing, in addition to having a pair of
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Precision forging blank of spiral bevel gear
The precision forging blank size of spiral bevel gear is determined according to the principle that the forging volume is
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Drawing up of precision forging drawing of spiral bevel gear
The new process flow of precision forging of spiral bevel gear is as follows: blanking → less and no oxidation
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Effect of splitting angle thickness t on the forming of spur gear
The splitting angle thickness is one of the important process parameters in the design of tooth concave die, which has
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Tooth profile design of die for spiral bevel gear forging
Die tooth profile design is the key to the precision forging die design of spiral bevel gear. The basic basis
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Tooth profile design of spiral bevel gear forging
The tooth profile design of spiral bevel gear forging is an important step in the design of gear forging die.
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Open die forging of spiral bevel gear
The forming process of open die forging of spiral bevel gear is blanking → less and no oxidation heating →
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Research on die design and technology of spur gear
In the 1950s, gears were mainly obtained by cutting, and the output was very low. At that time, German Burwell
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Lubrication of precision forging without flash of spiral bevel gear
The precision forging of spiral bevel gear is carried out under the environment of high temperature and high pressure, and
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Design of new forging die for spiral bevel gear
According to the deformation of metal, the precision die forging of spiral bevel gear can be divided into open die
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Gear precision forging technology
Gear is a basic mechanical part widely used to transmit power and change the speed and direction of movement. It
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Warm forging die for straight bevel gear
1. Part manufacturability analysis and forming process design Figure 1 shows the forging of straight bevel gear, which is made
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Precision forging die for automobile planetary gear
1. Process analysis of parts Automobile differential planetary gear is an important transmission part in automobile, and its material is
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Analysis of grinding test results of spiral bevel gear
The grinding test of spiral bevel gear was carried out on gleason-600g CNC gear grinding machine. The single factor test
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Development direction of precision forging technology of spiral bevel gear
Over the years, many scholars at home and abroad have been committed to the research of precision forging technology of
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Grinding particle trajectory of spiral bevel gear
The spiral bevel gear is processed according to the principle of “imaginary production wheel”, that is, through the meshing between
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Analysis of calculation results of finite element analysis model of spiral bevel gear
The whole meshing process of a single pair of teeth is divided into 30 positions to complete the calculation, and
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Experiment on compound forming process of spur gear
With its convenient operability and accuracy of simulation results, finite element software helps designers greatly shorten the R & D
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Precision forging process of spiral bevel gear
As a basic part, spiral bevel gear is widely used in the machinery industry and is in great demand, but