Progress in heat treatment process of Automobile Gears
The development of automobile gear heat treatment technology not only implements more strict control on product quality, but also pays […]
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Research status of gear hobbing technology in China
The research on gear hobbing in China is relatively late, and no one has made a comprehensive and systematic analysis
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Warm precision forging of spur gear and its compound forming process
Warm precision forging process is a precision forging process with forming temperature between 650 ~ 900 ℃. It has the
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Heat treatment nitriding process of Automobile Gears
Heat treatment nitriding process is one of the traditional heat treatment processes. However, whether it can be successfully applied to
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Research progress of heat treatment process of Automobile Gears
Gear is an important part of automobile transmission system. It plays the role of transmitting power and changing speed and
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High efficiency cutting force in cylindrical gear scraping
Different from the traditional hobbing and gear shaping processing, NC strong scraping processing is a high-speed general gear processing method,
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Structured light vision measurement of involute profile of spur gear
The application of structured light vision technology to the dimension measurement of mechanical parts can realize the non-contact and accurate
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Contact analysis of spiral bevel gear under finite element loading
In the field of engineering technology, the method of finite element analysis has been widely used. It has involved many
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Contact analysis and experimental research status of spiral bevel gears
With the rapid development and wide application of finite element technology, it plays a more and more important role in
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Development trend of manufacturing technology of curved bevel gear for automobile drive axle
1. Fine design of processing adjustment parameters The existing tooth surface processing design and modification methods are: Based on the
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Contact analysis of spiral bevel gear under static loading
Based on the three-dimensional geometric model of spiral bevel gear, the meshing characteristics of spiral bevel gear are analyzed under
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Research on face hobbing of spiral bevel gear
Study the tooth surface forming principle of face hobbing Cycloid Bevel gear, and form a complete set of theories and
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Present situation of manufacturing technology of curved bevel gear for automobile drive axle
1. Gear cutting processing For the gear cutting processing of Gleason spiral bevel gear, “five knife method” has always occupied
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Measurement experiment of involute profile of spur gear
In order to verify the measurement accuracy and accuracy of the proposed structured light vision system for the involute profile
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Innovation of face hobbing of spiral bevel gear
① A calculation method for cutting adjustment of spiral bevel gear face hobbing is proposed. This method can arbitrarily specify
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Machining of spiral bevel gear end face hobbing
Spiral bevel gear is an important transmission part widely used in vehicle, aircraft, machine tool, industrial reducer and other machine
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Measurement model and calibration method of involute profile of spur gear
The application of structured light vision measurement technology can realize the three-dimensional non-contact on-line measurement of industrial parts. The calibration
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Principle of fixture for hobbing helical gear
Based on the hobbing processing of spur gear studied by ZHY casting senior engineer team, the tooling and fixture designed
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Visual measurement of spur gear
In recent years, the manufacturing industry represented by the automobile industry has developed rapidly in China. As an important part
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Development of conjugate curve bevel gear machining
This paper studies the conjugate curve bevel gear, demonstrates the basic properties of spatial conjugate curve, puts forward the tooth
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Solid modeling of helical gear
In recent years, with the continuous research in the field of face gear, according to the axis relationship of transmission
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General conjugate curve bevel gear
The design theory and design method of pure rolling contact conjugate curve bevel gear have been discussed. However, in the
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Machining status of helical face gear
1.Present situation of spur gear machining The processing method of face gear is similar to that of ordinary cylindrical gear,
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Development of face gear transmission
In recent years, the research on face gear transmission has been carried out abroad, and the team led by F.
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Wide application of involute gear
Involute gear is an extremely important basic part in various equipment manufacturing industries. In the outline of the national medium
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The gear transmission in which cylindrical gears and bevel gears mesh with each other is called face gear transmission
As shown in the figure, the intersection angle of the two axes is γ 1 is an involute cylindrical gear
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Influence of alignment error and error coupling compensation on meshing characteristics of herringbone gear
(1) Based on the gear loading contact analysis method and golden section method, the loading contact analysis model of Herringbone
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The necessity of dynamic simulation analysis of involute straight bevel gear
From the current research status of gear dynamic analysis, it can be seen that the dynamic simulation analysis of cylindrical
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Analysis and optimization of romax designer for gear transmission
With the in-depth study of mechanical transmission system dynamics, there are more and more kinds of software used for transmission
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Influence of alignment error and error coupling compensation on meshing characteristics of herringbone gear
Herringbone gear transmission has the advantages of high bearing capacity, stable transmission and small axial load. It plays an important
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Research methods of gear transmission
Gear dynamics takes a pair of gears or the whole gear system as the research object, aims to study and
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Research status of straight bevel gear tooth modification in China
By analyzing the current situation of determining the drum shape in foreign countries, song Lemin obtained the calculation formulas of
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Research status of spur gear tooth modification abroad
As the mechanical industry is more and more inclined to require the spur gear system with high speed and low
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Gear hobbing of face gear based on spherical hob
The aviation industry has high requirements for transmission performance. Face gear transmission is a new transmission mode to realize intersecting
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Generation principle of tooth surface of spherical involute spiral bevel gear
Based on the generation principle of tooth surface of spherical involute spiral bevel gear, two new tooth cutting methods are
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Influence of other factors on mechanical properties and quality of gears
1) During grinding, the feed rate is large, the grinding speed is fast, and the tooth surface temperature is too
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Experiment on machining face gear with spherical hob
For the face gear with the parameters shown in example 2 in Table 1, the spherical hob is manufactured, and
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Effect of different heat treatment methods on mechanical properties of gears
With the increasing demand for coal mine output, the TBM model has higher and higher requirements for gear quality and
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The new milling method of spiral bevel gear with two axis linkage
Based on the research on the new three-axis linkage milling method of spiral bevel gear, the cutting motion is further
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Analysis of Gear Heat Treatment Defects
The gears installed in the transmission, reducer and differential undertake the tasks of changing speed, output torque and driving the
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Heat treatment defects and technical improvement of tractor gears
Shanghai Tractor internal combustion engine Co., Ltd. studied the spline hole distortion of xf-125 primary transmission gear, carried out tests
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Study on chemical heat treatment process of gears
1) Chongqing Changjiang diesel engine factory has carried out rapid gas nitrocarburizing process test and mass production assessment on 45
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Study on gear annealing and quenching and tempering process
For a long time, the forging blanks of car gears are mostly treated by normalizing process. In recent years, with
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Gear material and forming
1. Practice has proved that the general machine tool gears are made of medium carbon steel and treated by induction
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Development prospect of gear hobbing technology
With the rapid development of information technology and material technology, many new technical achievements have appeared in the field of
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Study on dynamics of spiral bevel gear
Compared with cylindrical gears, due to the structural form of bevel gears, there are always vibration problems in bevel gear
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Research on key technologies and hot technologies of gear hobbing equipment manufacturing
Due to the greatly shortening of the transmission chain, the NC gear hobbing machine reduces the influence of manufacturing error,
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Improvement of gear hobbing process and error control
For a long time, short service life, poor reliability and heavy structure have become the three major problems restricting the
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Research on logarithmic spiral bevel gear using reverse engineering technology
Based on the improvement of the meshing theory of logarithmic spiral bevel gear theory, aiming at the existing logarithmic spiral
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Technical development status of gear hobbing machine in China and abroad
Gear hobbing machines are divided into vertical and horizontal according to the structural form. Small gear hobbing machines and special
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Tooth surface reconstruction of logarithmic spiral bevel gear
Based on the idea of reconstructing the real tooth surface of logarithmic spiral bevel gear, the original data points of
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Reverse engineering of logarithmic spiral bevel gear
Gear is an important part of mechanical transmission device, which has the characteristics of high efficiency, compact structure, high reliability
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Basic principle of gear hobbing
Gear hobbing is cutting by using the meshing principle of helical gear. The essence of hob is a worm, and
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Gear hobbing equipment and its technical development
With a wide range of varieties and specifications, gears are widely used. They are one of the important basic components
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Reverse engineering solution of machining parameters of spiral bevel gear machine tool
Spiral bevel gear is widely used in power transmission of aviation, vehicles and machine tools because of its stable transmission
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Summary of crack failure in heat treatment of spiral bevel gear
Three pairs of spiral bevel gears for reducer were heat treated in the heat treatment processing company according to the
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Material selection and microstructure of hardened gear
Gears used in different machines have great differences in material and heat treatment process due to the differences in stress
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Data acquisition of tooth surface point cloud in reverse engineering of spiral bevel gear
The so-called “cloud points” data refers to the three-dimensional data of the real object measured by various methods in the
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Tooth cutting test equipment for Hypoid Gear with small number of teeth
The gear cutting test of hypoid gear was carried out on gh-35 gear milling machine in gear laboratory. Gh-35 spiral
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Analysis of Gear Heat Treatment Defects
Gear is the main part of power transmission in all kinds of machinery. During operation, the tooth surface of the