Measurement of tooth thickness of automobile gear parts
The method of measuring the tooth thickness of automobile gear parts is usually replaced by the method of measuring the […]
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Scientific
Calculation of cutting force of cylindrical gear scraping motion
The two-dimensional chip shape is combined with the oblique cutting model to predict the cutting force at each time step. […]
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Design and research status of complex cavity combined die for spur gear
Improving the service life of cold extrusion die is the key point of precision forming of large modulus spur gear. […]
Scientific
Actual meshing state of spur gear
The actual meshing state of spur gear is shown in Figure 1, and the distance from the node to the […]
Scientific
Random error of tooth surface friction parameters of spur gears
Tooth surface friction parameters of spur gear under random error interference The time-varying friction model on the meshing line of […]
Scientific
Test experiment of contact strain of helical gear
In order to study the bending stress of helical gear tooth root, the test will be measured under three working […]
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Automobile gear hob
As a prominent performance of modern industrial production is accuracy, the accuracy of automobile gear hobs is regarded as the […]
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Research on gear hobbing in automobile gear production line
The main problems in the production line are as follows: Based on the actual situation of automobile gear production line, […]
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Analysis of conical gear parts
Conical gear is the key part of the three piece special machine. The material of the part is 45# medium […]
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Coloring detection of meshing contact area of spiral bevel gear
The inspection of meshing contact area of spiral bevel gear in machining and assembly is traditionally colored meshing inspection. That […]
Scientific
Prediction of undeformed chip shape of cylindrical gear scraping motion
The author uses the dexel based solid modeling system (module works) to realize the kinematic model of strong tooth scraping. […]
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Random error of tooth surface friction parameters of spur gears
The error of spur gear mainly includes pitch error and tooth profile error. The pitch error and tooth profile error […]
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Research status of cold extrusion forming accuracy of spur gears
As an important transmission part in automobile and machinery industry, the efficiency of traditional machining can not meet the high-speed […]
Scientific
Analysis of dynamic response characteristics of spur gears
In order to study the vibration characteristics of spur gear pair considering the randomness of error and tooth surface friction, […]
Scientific
Dynamic model of spur gear pair considering random error and tooth surface friction
As shown in Figure 1, the 3-DOF bending torsion coupling dynamic model of spur gear pair is established by using […]
Scientific
Dynamic contact area of spiral bevel gear
In order to study the influence of different dynamic loading conditions on the contact area of spiral bevel gear, the […]
Scientific
Temperature rise test experiment of helical gear contact characteristics
MCL ⁃ 1A helical gear wear testing machine is used for the experiment, which is driven by the spindle motor, […]
Scientific
Construction of limit state function of spiral bevel gear
Take the following values for relevant parameters: Z H, and take 2 according to the tooth profile angle and helix […]
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Cold extrusion forming and compound forming process of spur gear
The cold extrusion forming of spur gear refers to the plastic deformation of the metal blank placed in the die […]
Scientific
Experiment and result analysis of helical gear meshing transmission
After the transmission test bench is assembled, the contact spot detection experiment of helical gear is carried out below. Because […]
Scientific
Dynamic contact force of spiral bevel gear
In order to study the contact force variation characteristics of spiral bevel gears under dynamic meshing, the contact force variation […]
Scientific
Experimental results and Discussion on the effect of heat treatment process on full immersion corrosion of Automobile Gears
The mass loss rate time curve of automotive gear test materials after normalizing and isothermal annealing in 0.6mol/l NaCl solution […]
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Cold precision forging of spur gear and its compound forming process
The cold precision forging of spur gear is developed on the basis of cold forging. There is no need to […]
Scientific
Design and construction of helical cylindrical gear meshing test-bed
According to the theoretical knowledge of orthogonal helical gear, when the helical gear and helical cylindrical gear mesh, the two […]
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Determination of tool shifting amount of gear hobbing and tool shifting method
The hob cuts at a certain position, and the cutting teeth bear different working loads, so the wear amount of […]
Scientific
Influence of gear hobbing cutting speed on tool edge temperature
The selection of gear hobbing cutting speed should consider the tool material and appropriate coating, the modulus of the processed […]
Scientific
Static contact area of spiral bevel gear
The size and position of the tooth surface contact area of spiral bevel gear affect the vibration, noise and bearing […]
Scientific
Influence of gear hobbing hob diameter on tool grinding times
The gear hobbing hob with modulus of 2, number of grooves of 12 and number of heads of 2 is […]
Scientific
Non radial error and axial pitch error of rake face of gear hobbing hob
The rake angle of the gear hobbing hob is generally 0 °, and its rake face should pass through the […]
Scientific
Cutting force in gear hobbing
In the meshing process of gear hobbing, the gear hobbing hob is equivalent to the worm, so its stress condition […]
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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 […]
Scientific
Hobbing of helical gear installation of hob
Before hobbing helical gear, first, prepare the combined fixture and clamp it correctly according to the relative position of each […]
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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 […]
Scientific
Frequency calculation of Automobile Gears
Automobile gear, bearing and differential will produce vibration when working. Once there is a fault, the amplitude distribution of its […]
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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, […]
Scientific
Introduction of fixture for hobbing helical gear
In order to meet the requirements of hobbing helical gear on the gear hobbing machine, the tooling fixture is designed […]
News
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 […]
Scientific
Solid modeling of helical gear based on Pro/E software
Before the solid modeling of helical gear in Pro/E software environment, firstly, the coordinates of discrete data points calculated in […]
Scientific
Finite element modeling and analysis steps of static loading contact analysis of spiral bevel gear
The working condition of spiral bevel gear pair can be simulated in computer by properly preprocessing the finite element mesh […]
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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 […]
Scientific
Generation of tooth surface data points of helical gear based on MATLAB
Due to the complexity of face gear tooth surface, it is very difficult to create a complete helical gear model […]
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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 […]
Scientific
Experiment on automatic correction of tooth profile deviation of spiral bevel gear
Due to the large number of moving axes of spiral bevel gear milling machine, there may be errors in the […]
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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 […]
Scientific
Undercutting theory of helical gears
When the helical gear meshes with the tool, the speed of the former at the contact point is zero. At […]
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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 […]
Scientific
Cutter tooth surface equation of helical gear
When deriving the helical gear equation, the main parameters of the tool need to be determined are: normal surface modulus: […]