Numerical simulation of rotary forging of spur bevel gear blank
Due to the characteristics of rotary forging process, its motion form is different from traditional forging and has its particularity […]
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Blank manufacturing simulation and die design of driven spiral bevel gear
A lot of simulation research has been carried out on the production process of driven spiral bevel gear blank and
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Introduction of research methods of rotary forging
At present, Britain, Japan, China, the former Soviet Union and Poland have done a lot of work on the research
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Research and experimental analysis on hot forging cold finishing of spiral bevel gear
The hot forging cold finishing method is used for the experiment. Because the forging simulation of small wheel shows that
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Initial conditions for simulation of rotary forging process of spur bevel gears
According to the actual situation in the production and experiment of rotary forging of spur bevel gears, in order to
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Trimming of precision forging die for spiral bevel gear
Using the die model established by the software, the contact condition of the contact area can be observed through motion
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Application of ring rolling technology in machining of driven spiral bevel gear
The driven spiral bevel gear of automobile rear axle is an important part of automobile main reducer. At first, in
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Numerical simulation of spur bevel gear forming
For the manufacturing industry, the core of competition in the 21st century will be the competition of new products. How
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Thermal fatigue of forging die for driven spiral bevel gear blank
(1) Aiming at the fatigue failure of the blank forging die of driven spiral bevel gear, the equivalent stress field
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Rotary forging forming of straight bevel gear
So far, great progress has been made in the research of swing rolling theory all over the world, such as
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Rotary forging of straight bevel gear
Straight bevel gear is widely used in mechanical transmission, especially in automobile transmission mechanism. The traditional straight bevel gear processing
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Swing rolling process
Swing rolling, namely swing rolling, also known as axial rolling. It first appeared in the s. It was not until
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Machining of precision forging die for spiral bevel gear
Precision forging die processing of spiral bevel gear is the main means of rapid product development in industry for a
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Swing rolling technology for bevel gear blank with tooth shape
Rotary forging is a processing method of local deformation, multiple accumulation and finally overall forming. It uses the upper die
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Application and development of rotary forging
At present, the countries producing rotary forging machines in the world include Japan, Germany, Switzerland, Poland and so on. In
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Research on rotary forging
Rotary forging is a new type of pressure processing technology, which has only entered the practical stage in the s.
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Thermal fatigue analysis of forging die for driven spiral bevel gear blank
In the actual production process, in addition to die wear, hot forging die cracking is also one of the main
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Rotary forging process
Rotary forging has the following characteristics: Labor saving. Firstly, the deformation force during forging is determined by the product of
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Gear precision forging
Therefore, in recent years, the application of plastic forming technology to replace the traditional mechanical cutting methods has been paid
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Traditional gear manufacturing method
Gear processing technology can be roughly divided into four stages: gear blank processing, gear profile processing, heat treatment and finish
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Simulation of manufacturing process and die life of driven spiral bevel gear blank
The whole production process of driven spiral bevel gear blank is simulated, and the ring rolling steps are mainly introduced.
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Hot forging die wear of driven spiral bevel gear blank
The service life of spiral bevel gear blank hot forging die plays an important role in the process of hot
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Introduction to ring rolling technology
At present, ring rolling process is applicable to ring parts or blanks of various shapes, sizes and materials. Ring rolled
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Analysis of stroke load curve of cold precision forging of spiral bevel gear
During the cold precision forging of spiral bevel gear big wheel, the blank deforms under the loading force of the
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Swing rolling technology for bevel gear blank with tooth shape in China
In recent years, the research on rotary forging in China has made substantial development. For the research on swing rolling,
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Precision forging technology of gear blank with tooth profile
The material utilization rate and productivity of the machining process are both low, and its blank also has the disadvantages
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Reducing energy consumption in ring rolling process of spur gear
Ring rolling module is a special module of DEFORM-3D to simulate spur gear ring rolling process, which is a method
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Finite element simulation of reducing energy consumption in ring rolling process
The ring production process is a complex deformation process with different steps: upsetting, pre punching, punching, shaping and ring rolling,
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Reducing energy consumption in ring rolling process of spur gear
The advantages of spur gear ring rolling process include shorter production time, better quality, smaller tolerance and saving a lot
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Upsetting process of driven spiral bevel gear blank
The upsetting process is upsetting with ordinary flat anvil, and the initial blank bar size of driven spiral bevel gear
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Tooth profile design and precision forging of spiral bevel gear
The tooth profile and die design of precision forged spiral bevel gear are studied, and the machining experiments are carried
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Manufacturing simulation of driven spiral bevel gear blank
For the blank of a driven spiral bevel gear of ZHY gear, the production process and die of the driven
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Failure mode of hot forging die
(1) Wear failure Wear failure refers to the failure caused by the friction loss between the working surface of the
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Technical advantages of gear ring rolling
Gear ring rolling is a continuous local plastic forming process, which is the intersection and combination of rolling technology and
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Symmetrical double cone roll rolling technology for toothed blank of spiral bevel gear
Symmetrical double cone roll rolling technology and rotary rolling technology are the same technology of local pressurization and continuous accumulation
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Plastic forming of toothless blank of spiral bevel gear
In the traditional technology, the processing of spiral bevel gear should go through the processes of heat treatment before blank
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Comparative wear test of concave bionic spur gear and smooth spur gear
In order to verify the test results of the previous ring block model samples, the size distribution of the pit
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Methods of improving wear resistance of Automobile Gears
Traditionally, the methods to improve the wear resistance of gears are mainly to change the gear manufacturing materials or the
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Die analysis of spiral bevel gear forging
Whether the forging can be out of the die is an important factor that must be considered in forging. The
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Prediction of pitting life of cylindrical gears
In order to verify the fatigue pitting corrosion model of cylindrical gear, the FZG cylindrical gear wear tester in the
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Wear resistant coating on gear surface
Surface coating and surface coating wear-resistant materials increase the wear resistance. For example, Eagle innovations has developed a new metal
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Gear surface strengthening technology
Surface hardening treatment, such as surface quenching, shot peening and laser surface strengthening, can obtain the surface hardening layer, but
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Basic situation of automotive gear steel in China
In China’s automobile industry, the materials used for gears in the gearbox have mainly used the gear steel series of
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Research on cold forging of small module spiral bevel gear based on DEFORM-3D
Taking the small module spiral bevel gear as an example, the cold precision forging simulation research is carried out. The
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Contact problem of automobile spur gear with concave bionic shape
The two-dimensional contact finite element analysis of spur gear meshing can only reflect the change of spur gear contact stress
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Gear transmission system of flying vehicle
Traditional flying vehicles refer to land and air amphibious vehicles that can drive on the ground and fly in the
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Two dimensional numerical simulation of contact problem of concave bionic spur gear
The two-dimensional contact numerical simulation of smooth and concave bionic spur gears is carried out by using the finite element
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Main shape parameters of spur gear
There are four main shape parameters of spur gears: cumulative pitch error, tooth thickness error, tooth direction error and tooth
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Forging feasibility of spiral bevel gear
The forging technology of straight bevel gear is gradually mature, which provides a certain technical basis for the forging of
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Basic situation of automobile gear steel abroad
In foreign countries, the carburized gear steel initially used is basically manganese steel and manganese chromium steel. For example, the
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Wear resistance test of Automobile Gears
Through the friction and wear test, the comparative experimental research between the smooth sample and nine different pit bionic ring
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Wear resistance test of concave bionic spur gear
The comparative experimental study on the wear resistance of concave and smooth spur gears is carried out by using the
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Heat treatment technology for changing gear surface
Heat treatment technology is a traditional method to improve the surface strength of materials. The heat treatment of gear material
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Classification of industrial gears and vehicle gears
According to different working conditions, gear transmission can be divided into closed type and open type; According to different use
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Classification of gear forging
There are many ways to forge gears. Gear forging can be classified as follows: According to different gear forging tools
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Industrial gear shape parameter testing instrument
Industrial gear precision measuring instrument is mainly used to detect whether the precision of industrial gear after machining meets the
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Test method of helical gear shape parameters and evaluation index of wear resistance
1. Test method The error value of main parameters of helical gear is measured by helical gear precision detector. Fix
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Dynamic reliability of gear transmission system of flying vehicle
With the development of the concept and technology of flying vehicle, automobile gear transmission system has become one of the
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Adopt advanced gear manufacturing technology
With the improvement of forging technology, many manufacturers at home and abroad have adopted precision forging technology, changing the short
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Modeling of modified cylindrical gear based on Pro / E and ANSYS
Cylindrical gear transmission is widely used in mechanical equipment. It has the advantages of stable transmission, small volume and strong