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
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Application of reverse engineering in surveying and mapping of involute cylindrical spur gear
In coal machinery equipment, many gear devices in China are imported from abroad. With the influence of factors such as
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3D reconstruction model of spiral bevel gear reverse engineering point cloud
3D model reconstruction mainly uses the point cloud data on the model surface collected by spiral bevel gear reverse engineering
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Processing of tooth surface point cloud in reverse engineering of spiral bevel gear
The processing of tooth surface point cloud in reverse engineering of spiral bevel gear is a very important process, which
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Research on reverse engineering modeling of spiral bevel gear
Spiral bevel gear is an important part of high-precision equipment. Spiral gear is generally processed by spiral milling machine. Because
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Tooth cutting test of hypoid gear with few teeth
Hypoid gears are difficult to manufacture due to the complex tooth surface structure. In this chapter, according to the theoretical
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Technical level of domestic gear heat treatment furnace
Computer technology is applied to the control of domestic heat treatment furnace, which realizes high precision and multi-function. Control accuracy:
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Research status of spiral bevel gear
Gleason of the United States has always been in a leading position in the world in the design and processing
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Development of gear heat treatment equipment
In addition to the old standard well carburizing furnace, deep carburizing well furnace, sealed box multi-purpose furnace, single and double
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Tooth surface equation of hypoid gear with few teeth
Using the meshing principle of hypoid gear and based on the meshing equation, the tooth surface equation is deduced. The
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Study on hypoid gear with small number of teeth and large reduction ratio
Focus on hypoid gears with large reduction ratio with 2-4 small teeth and transmission ratio of more than 10. Because
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New technology of gear heat treatment
ZHY gear senior engineer team proposed a new heat treatment process for obtaining Austempered bainite ductile iron, namely room temperature
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Study on hypoid gear with small number of teeth and large reduction ratio
Taking the hypoid gear with 2-4 teeth and transmission ratio of 10-30 as the research object, the main research work
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Research on hypoid gear
Hypoid gear, as the main part of mechanical transmission system, is widely used in automobile, engineering machinery, mechatronics products and
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Research on control system of NC spiral bevel gear machining machine tool
Because spiral bevel gear is widely used in all walks of life, the development of spiral bevel gear processing machine
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Development of new technology for gear heat treatment
Austenite Bainite Ductile iron has good comprehensive mechanical properties of high strength, high elongation and high impact value, as well
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Research status of gear strength analysis methods
The gear strength calculation is based on the calculation formula proposed by and. Various coefficients are used to correct the
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Defects of gear heat treatment and technical improvement scheme
Gear heat treatment deformation is affected by many aspects, such as part shape, raw materials, forging and preliminary heat treatment,
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Analysis of dynamic characteristics of spiral bevel gear transmission with additional damping ring
Damping ring vibration reduction technology is an effective measure to improve the vibration characteristics of gears. By embedding damping rings
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Defects of gear heat treatment and examples of technical improvement
The problem of spline hole distortion of xf-125 primary transmission gear by China First Tractor internal combustion engine company is