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 […]
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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
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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
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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
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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
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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
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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
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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
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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
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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,
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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
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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
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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
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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
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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
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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
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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
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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
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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,
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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
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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
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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
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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
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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
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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,
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Prediction of fatigue life of spur gears
For the analysis of fatigue crack propagation of spur gears, the calculation of crack propagation life of spur gears is
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Design of gear shaft profile milling cutter with modulus of 65mm
According to the connection mode between the tool and the shank used by our company, the tool structure is designed
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Machining of tooth profile of large module gear shaft
The gear shaft with modulus of 65mm (see Figure) is one of the key parts in the transmission mechanism of
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Finite element analysis of cylindrical gear with variable hyperbolic arc tooth profile
In the finite element analysis of the whole machine, the contact between parts has a great impact on the analysis
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Comparative analysis of stress field between cold extrusion and hot extrusion of spiral bevel gear blank
It can be seen from Fig. 1 that the stress distribution near the bevel of the extrusion die is also
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Structure of cylindrical gear machine tool with variable hyperbolic arc tooth profile
In finite element analysis, the solution efficiency is low and the time cost is greatly increased because the machine tool
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Manufacturing and forming principle of cylindrical gear with variable hyperbolic arc tooth profile
The special machine tool for variable hyperbolic arc tooth line cylindrical gear is designed based on the principle of spatial
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Extrusion closed die forging forming of driving spiral bevel gear blank
Although the production efficiency of cross wedge rolling forming active spiral bevel gear blank is very high, the material utilization
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Comparison of heat treatment defects of cast steel large gears
Heat treatment is not only a heating and cooling process of workpiece, but also a process of stress generation and
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Two processing techniques and flaw detection of large cast steel gear
Steel casting defects are common. Large gears are steel castings in terms of material, and various defects often appear. Before
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Fatigue crack growth rate of spur gear
Within the scope of on-line elasticity, the theory of fatigue crack growth rate of spur gear is mainly Paris theory.
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Three dimensional crack propagation analysis of spur gear root
Spur gears are widely used in electric power, chemical industry, petroleum, aerospace, automobile and other fields. Almost all these spur
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Variable hyperbolic arc tooth profile cylindrical gear machine tool
With the rapid development of modern industry, new requirements are put forward for mechanical transmission devices in the manufacturing field.
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Metal flow analysis of spiral bevel gear blank
(1) Metal flow field during hot extrusion Figure a ~ C in Figure 1 shows the metal flow state at
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Stress, strain and temperature analysis of spiral bevel gear blank
(1) Stress analysis of vertical forging process It can be seen from Figure 1 that the stress at the conical
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Analysis of damage value of spiral bevel gear blank
The damage value in deform does not indicate whether there is damage, but the possibility of defects in this part
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Numerical simulation of precision forming of driving spiral bevel gear blank
(1) For the cross wedge rolling process to form the driving spiral bevel gear blank, can we consider selecting the
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Cross wedge rolling closed die forging forming of driving spiral bevel gear blank
Due to the material head, the material utilization rate is not high and the coaxiality of the product is not