Machining parameters of spiral bevel gear by surface synthesis method
Spiral bevel gear is widely used in the field of mechanical power transmission. Its meshing theory and manufacturing technology have […]
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Scientific
Calculation of transmission efficiency of spiral bevel gear
After the sliding friction coefficient at the instantaneous meshing position of spiral bevel gear is solved by the formula, the […]
Scientific
Regression analysis of double circular arc gear
The relationship between dependent variables and regression analysis is a kind of modeling technology. The experiment involves four independent variables, […]
Scientific
Machining test of face gear
The gear turning test of face gear is carried out on the special NC machining machine tool for face gear. […]
Scientific
Cutting changes in helical gear turning process
In the process of helical gear turning, each tooth of the turning tool will go through a process from cutting […]
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Research on double circular arc gear
The vibration of the gear system will be caused in the process of gear rotation and meshing. If the natural […]
Scientific
Example analysis of machining and forming of large cylindrical gear
In order to verify the machining accuracy of the studied process, taking the machining of large module cylindrical gear as […]
Scientific
Simulation calculation of cutting force of helical gear turning
The geometric modeling of helical gear turning tool is realized by using UG three-dimensional modeling software. In order to simplify […]
Scientific
Machining simulation of helical gear
The machining simulation of helical gear turning is carried out by using VERICUT simulation software. Firstly, the virtual machining machine […]
Scientific
Influence of structural parameters on cutting angle of helical gear turning
The structural parameters of gear turning tool include modulus, number of teeth, helix angle and pressure angle. Modulus and pressure […]
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Study on friction coefficient and meshing efficiency of spiral bevel gear
a. Based on the contact analysis model and hybrid lubrication analysis model of spiral bevel gear, the changes of friction […]
Scientific
Cutting angle of helical gear turning gear
Select a point m on the cutting edge of helical gear turning tool, and establish the reference plane of tool […]
Scientific
Spheroidizing annealing results of 16MnCrS5 steel for cold forged gears
Reduction of area and elongation are one of the key parameters of material plasticity. As shown in the figure, the […]
Scientific
Spheroidizing annealing test results of 16MnCrS5 steel for cold forged gears
After the spheroidizing annealing treatment of four processes, the SEM analysis results of each structure are shown in Figure 1. […]
Scientific
Spheroidizing annealing test of 16MnCrS5 steel for cold forged gears
The chemical composition of 16MnCrS5 steel for cold forged gear used in the test is shown in Table 1, and […]
Scientific
Mixed lubrication model of spiral bevel gear
The point contact problem of conjugate surface of spiral bevel gear can be represented by the elliptical contact model shown […]
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Spheroidizing annealing of 16MnCrS5 steel for cold forged gears
In the auto parts industry, cold forging is a kind of precision plastic forming technology, which has the advantages of […]
Scientific
Structural design of helical cylindrical gear turning cutter
The structure of the gear turning cutter is similar to that of the helical cylindrical gear. The three-dimensional shape of […]
Scientific
Cutting speed of bevel gear
Bevel gear turning gear is a continuous generation method based on the meshing principle of spatial staggered shaft gear. When […]
Scientific
Induction annealing process of driving spiral bevel gear
First, a limit tooling is added to the simple induction positioning tooling, that is, the welding limit bolt is used […]
Scientific
Coordinate system of bevel gear turning
Bevel gear turning gear can be regarded as the combination of hobbing and shaper. In the machining process, the tool […]
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Crack propagation analysis and fatigue life prediction of spur gear root
Generally, the models used in simulation analysis are simplified, and it is impossible to fully consider all factors; From the […]
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Bevel gear turning gear machining
Bevel gear is a new type of space power transmission. Compared with the standard spiral bevel gear transmission, bevel gear […]
Scientific
Contact analysis of spiral bevel gear
In order to analyze the lubrication characteristics of spiral bevel gears, it is necessary to analyze the contact of spiral […]
Scientific
Induction annealing technology of driving spiral bevel gear
According to the above optimization results, after technical communication with the customer and approval, the technical requirements for adjusting the […]
Scientific
Induction annealing of driving spiral bevel gear
The supplier has a solid-state heating equipment with a water temperature of ± 10.38 ~ 30 kHz and a water […]
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Original technical requirements and process of driving spiral bevel gear
The raw material of driving spiral bevel gear is 20CrMoH steel in accordance with GB / T 5216-2014 structural steel […]
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Annealing process of driving bevel gear external spiral thread
Induction heat treatment has been more and more widely used in automobile, construction machinery and other industries because of its […]
Scientific
Simulation of tractor gear machining process
With the continuous progress of agricultural mechanization, a large number of heavy tractors are used in the process of agricultural […]
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Propagation analysis of root crack of spur gear
Based on linear elastic fracture mechanics, the crack propagation and life of spur gear root are studied by using the […]
Scientific
Influence of different positions of initial cracks on fatigue life of spur gears
Previously, we used the joint simulation method of ANSYS and FRANC3D to carry out the static analysis of the root […]
Scientific
Processing technology and precautions of gear shaft tooth profile
In order to ensure the machining accuracy of involute profile of gear shaft, milling must be carried out in strict […]
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Durability test technology and equipment of gear transmission system of new energy vehicles
Transmission durability test bench for new energy vehicles is mainly used for fatigue life test and performance test of reducer […]
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Development of durability test of automobile gear transmission system
The main purpose of the durability test of automobile gear transmission system is to simulate the load conditions that the […]
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Automobile gear transmission system test
Gear transmission product development test refers to a series of tests required to check the design level and process rationality […]
Scientific
Failure analysis of bevel gear
1. Sample selection Since the crack source cannot be touched, and the hardness test of bevel gear is about 60HRC, […]
Scientific
Bevel gear failure background
Processing flow of bevel gear: blanking → finishing → grinding → carburizing and quenching → cleaning → tempering. Later, it […]
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Cracking of bevel gear of mine reducer
18CrNiMo7-6 belongs to low carbon and low alloy carburized steel. It is mainly used to manufacture bevel gears of wind […]
Scientific
Determination of cutting force of cylindrical gear with variable hyperbolic arc tooth profile
Because there are many and complex influencing factors in the milling process, there is no theoretical formula to directly calculate […]
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Gear forming method
Two machining schemes commonly used in gear forming method include gear milling and gear grinding. These two schemes have their […]
Scientific
Large spur gear NC machining machine
After heat treatment, the large spur gear blank enters the processing stage. Before this link is officially carried out, it […]
Scientific
Forging billet and heat treatment of large helical gear
Forging blank is the first link in the processing and manufacturing of large helical gears. The main work is to […]
Scientific
NC forming technology of large gear machining
Large gears generally refer to gears with gear modulus > 16 mm, which are widely used in heavy machinery such […]
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Large spur gear machining based on NC machining
Mechanization not only improves the production efficiency and quality, but also greatly avoids the risks in the production process. The […]
Scientific
Processing technology of tractor gear based on ant colony algorithm
In tractor gear processing, the commonly used tools include tractor gear type tools and rack type tools. In the process […]
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Processing technology of agricultural machinery gear
In recent years, with the continuous development of computer technology, computer simulation has been applied to the design, processing and […]
Scientific
Forming of blank cone of driving spiral bevel gear
By analyzing the vertical forging process, it can be found that there are three stages from the beginning to the […]
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Precision forming of driving spiral bevel gear blank
By analyzing the metal flow, stress and strain, temperature, die load and damage of the blank in the process of […]
Scientific
Stress intensity factors in crack propagation of spur gears
Considering the symmetry of teeth in spur gears, in order to reduce the amount of calculation, one single tooth is […]
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Effect of initial crack location on fatigue life of spur gear
The factors affecting crack growth studied by ZHY gear senior engineer team, such as stress ratio, corrosion environment, crack body […]
Scientific
Trial manufacture of MIM process for equidistant spiral bevel gear
1. 3D model of equidistant spiral bevel gear According to the actual use and the characteristics of the gear, with […]
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MIM technology of equidistant spiral bevel gear
Small module spiral bevel gear is widely used in fields requiring intersecting shaft transmission, such as electric tools, mechanical instruments, […]
Scientific
Establishment of finite element model of equidistant spiral bevel gear
Considering the practical engineering application and the material library of Moldex3D simulation software, this paper uses alloy powder as metal […]
Scientific
High precision machining of gear shaft journal with large length diameter ratio
In order to reduce the dimensional error caused by the cutting tool, carry out multiple trial cuts before finishing, master […]
Scientific
Machining method of gear shaft tooth profile with modulus of 65mm
The machining method of gear shaft tooth profile with modulus of 65mm is not exactly the same as that of […]
Scientific
Verification of gravity state of cylindrical gear machine tool with variable hyperbolic arc tooth profile
The gear processing indexing mechanism device is designed on the special machine tool for variable hyperbolic arc tooth line cylindrical […]
Scientific
Machining of long and deep hole of gear shaft with large length diameter ratio
For the deep hole machining of slender shaft, the key point is the concentricity between the hole and the outer […]
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Processing technology of gear shaft with large length diameter ratio
According to the part characteristics of gear shaft with large aspect ratio, this paper mainly studies the processing process of […]
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Machining of gear shaft with large aspect ratio
As a universal typical part type in the manufacturing industry, shaft parts have a variety of part characteristics and manufacturing […]
Scientific
Prediction of fatigue life of spur gears
Within the range of elastic mechanics, Paris gives the fatigue crack growth rate of spur gear expressed by the formula, […]