Understanding Stains and Discolorations in Heat Treatment
Stains and discolorations on the surface of heat-treated components can occur during various heat treatment processes. These stains and discolorations […]
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Linear conjugate planetary gear drive with small tooth difference
The linear conjugate tooth profile is studied, and the advantages of the linear conjugate tooth profile are applied to the
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Study on crack failure of planetary gear mechanism
In order to diagnose the crack fault of the planet gear of the planetary gear mechanism better, ZHY Gear has
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Crack fault of planetary gear mechanism based on rigid flexible coupling model
At present, planetary gear mechanism has been widely used in the transmission systems of automobiles, ships, airplanes, excavators and loaders.
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Analysis of the lubricating oil film thickness of spiral bevel gears
(1) From the experimental study, it can be seen that the change rule of the minimum oil film thickness is
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Planetary gear transmission structure of traction underactuated manipulator
A kind of traction underactuated pull in manipulator based on planetary gear mechanism is designed. The fingers of the manipulator
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Establishment of mathematical model for actual coincidence of spur gears
When the spur gear teeth enter the double-tooth meshing area, the two pairs of teeth theoretically contact at the same
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Gear Transmission Structure Design of Manipulator
The manipulator is the part that directly contacts with the target object and plays the role of clamping and pulling
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Traction underactuated manipulator based on planetary gear mechanism
As a key component of the robot end effector, the manipulator can realize the grasping operation of the target object
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Comparison of tooth surface reconstruction of spiral bevel gears
Taking the large spiral bevel gear wheel of the same batch of automobile drive axle as an example, after the
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Simulation and experimental verification of tractor gear dynamics model
1. Model simulation During the model dynamics simulation, the input parameters of the simulation model are determined according to the
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Experimental verification of hobbing and finishing process for spiral bevel gears
The parallel axis finishing process is used to carry out theoretical, simulation and experimental research on the finishing scheme of
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Tractor gear train structure
Taking LX2204 tractor as an example, the structure diagram of the transmission system of the whole machine is shown in
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Vibration characteristics of tractor gear transmission under different rotary tillage loads
Rotary tillage operation is a typical field operation condition of tractors. During operation, 50% – 75% of the engine power
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Materials and Methods for Quenching SAE J403 Steel Parking Gear
1. Experimental materials The experimental material is SAEJ403 carbon steel. The chemical composition of SAE J403 carbon steel is shown
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Dynamic response analysis of aviation spiral bevel gear and vibration reduction structure of web hole
The research on vibration reduction and noise reduction of aviation spiral bevel gear transmission has always been the focus of
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Precision Casting Technology for Automobile Castings
The precision casting forming technology of automobile castings refers to a kind of casting forming method. The castings produced by
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Analysis Conclusion of Wind Resistance Power Loss of Aviation Spiral Bevel Gear Pair
The windage power loss of aviation spiral bevel gear pair can be concluded through simulation analysis: 1) For the spiral
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Technology in gear machining
Based on the development of control technology, the development speed of manufacturing industry has also been greatly improved to a
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Profile modification and vibration reduction of helical gear of electric vehicle reduction box
Based on the multi-body dynamics, statics and acoustics of the reduction box and gear system of the electric vehicle, the
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Profile modification, vibration reduction and noise reduction of helical gear of electric vehicle reduction box
(1) At present, domestic and foreign research on the helical gear modification technology is almost concentrated on the simultaneous tooth
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Preliminary optimization, modification and meshing contact analysis of helical gear pair in electric vehicle reduction box
Taking the helical gear pair of a reduction box of an electric vehicle as the research object, the influence of
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Influence of optimized profile modification on power loss of helical gear pair
Wu Luji believes that the power loss directly determines the transmission performance of the helical gear, so it is necessary
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Influence of optimized profile modification on transmission efficiency of helical gear pair
It can be seen from the figure that the efficiency of helical gear transmission after the optimization and modification of
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Gearbox efficiency of electric vehicle wheel drive system
At present, most of the cars produced and sold on the market are traditional fuel vehicles. Fuel cars bring many
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Planetary gear wheel reducer of electric vehicle
The most prominent feature of planetary gear transmission is to change the fixed axis transmission of ordinary gear transmission to
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Dynamic load of high-speed helical gear of electric vehicle based on dynamic model of motor
With the increasingly serious energy and environmental problems, new energy vehicles have attracted much attention. With its advantages of zero
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Application effect of heavy gear of shearer rocker arm
In order to verify the actual effect of domestic R&D and manufacturing of heavy gears, Shendong Coal Group Co., Ltd.
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Quality control of heavy gear of shearer rocker arm
The whole process of heavy gear processing shall strictly control the quality and make tracking records, and must be tested
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Dynamic temperature field of planetary gear transmission system
As an important part of wind turbine, planetary gear transmission system has the advantages of compact structure, strong bearing capacity,
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Calculation and optimization design of heavy gear parameters of shearer rocker arm
By using the professional heavy gear simulation analysis software, combined with the actual measurement parameters and working condition parameters, the
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Analysis of Idler Gear Working Condition of Rocker Arm Gear Drive of Imported Shearer
The transmission system of the cutting section (hereinafter referred to as the rocker arm) of the imported 6C shearer of
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Gear failure of shearer cutting unit based on deep learning
At present, the common mining method in coal mine production is the comprehensive mining method mainly based on mechanized mining.
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Research on on-line detection method of helical gear helix angle based on machine vision
Through MATLAB simulation, the uniqueness of the helical gear side profile shape is verified, the helical gear rotation direction is
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Experimental comparison of on-line helical angle detection of helical gears based on machine vision
There is still a certain gap between the accuracy of this method and that of contact measurement. The main reasons
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On line detection of helical angle of helical gear based on machine vision
Helical gears are widely used in engineering. Compared with straight gears, helical gears have the advantages of smooth operation, high
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Machining of bevel gear with high reduction ratio by surface synthesis
Power density and efficiency have always been the main goals pursued in the field of mechanical transmission, among which gear
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Digital design of transmission system of reducer
It is a long and tedious process to calculate the parameters of involute gear transmission system in reducer design. In
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Tool shifting of automobile gear hobbing
The amount of channeling should be based on the maximum allowable wear of hobs. Firstly, the allowable gear hobbing channeling
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High order contact analysis method for spiral bevel gears based on ease-off
Based on ease-off theory, a high-order contact analysis method for spiral bevel gear tooth surface is proposed. Compared with previous
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Gear hobbing tool shifting method for automobile gear
The gear hobbing and tool shifting on the gear hobbing machine can be completed by manual operation or automatic control
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Shifting of automobile gear hob
The purpose of tool shifting of automobile gear hob is to make all teeth of hob have about the same
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Calibration of automobile gear hob
Most of the inherent accuracy of the gear hob can be destroyed. Therefore, if the tolerance of tooth profile is
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Calibration of automobile gear hob
Most of the inherent accuracy of the gear hob can be destroyed. Therefore, if the tolerance of tooth profile is
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Backlash of automobile gear and gear hob
In general, the tooth side clearance of automobile gear is switched with the matching wheel. It only happens when the
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Comprehensive error inspection of automobile gear parts
The comprehensive error shows the ring gear runout, pitch error, tooth thickness change, tooth profile error and change. The inspection
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Single error detection of automobile gear parts
1. Diameter jump of ring gear The diameter jump of the ring gear of the automobile gear is the value
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Machining error and tool improvement of automobile gear hob
Gear inspection is an important part of gear manufacturing. Lack of inspection and process control will lead to the outflow
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Automobile gear hob material
Almost all auto gear hobs are made of high-speed steel. High speed steel is a tool steel with high hardness,
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Accuracy of automobile gear hob
In order to achieve the purpose of standardization, we classify automobile gear hobs according to manufacturing accuracy. The main purpose
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Tooth profile of automobile gear hob
In the process of tooth profile generation, the tooth profile of automobile gear hob works in conjugate form. The formation
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Strength failure mechanism of hypoid gears with super reduction ratio
At present, miniaturization, high speed and low consumption are the important development direction of gear transmission parts. Compared with other
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Number of hob heads for automobile gears
Although most automotive gear hobs still have only one head number, multi head hobs have great advantages under appropriate working
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Spiral groove of automobile gear hob
The groove type of automobile gear hob is divided into straight groove and spiral groove. The straight groove is very
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Driving mode of automobile gear hob
There are generally two ways to install and drive automobile gear hobs. Automotive gear hobs are usually mounted on a
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Design elements of automobile gear hob
At present, as an efficient gear making process, automobile gear hobbing is widely used in automobile production enterprises all over
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Carbide gear hob
Taking accuracy as the basic dimension of gear hob classification, it can be divided into finish machining, semi finish machining
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Carbide gear hob
Due to the high-quality machining characteristics and long tool life of cemented carbide gear hob, it has been explored and
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Multi head gear hob
Multi head gear hob is not a new concept. In the actual production, the experience of using this type of
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Gear rough hob
Gear rough hob is mainly used before fine rolling. They are mainly used to process large module gears, with a