Influence of grinding depth on grinding force of spiral bevel gear
The fixed grinding speed vs = 20.3 M / s and the spiral bevel gear speed VW = 1200 mm […]
Scientific
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Gear transmission system of hybrid electric vehicle
The compound planetary gear mechanism in the gear transmission system of hybrid electric vehicle is the key of the compound […]
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Research on hobbing of helical gear
The solid modeling of helical gear tooth surface generation is carried out, and the gear meshing analysis, machining method and […]
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Research status of hybrid electric vehicle planetary gear transmission abroad
Foreign scholars have made some achievements in the research on the dynamic characteristics of planetary gear system. Kahraman initially established […]
Scientific
Calculation results of time-varying friction excitation of helical gear
The calculation program of friction force and friction torque is compiled by MATLAB software. The total comprehensive contact line length […]
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Helical gear transmission of hybrid electric vehicle
The dynamic characteristics of the helical gear transmission system of a new compound power split hybrid electric vehicle of a […]
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Hybrid electric vehicle planetary gear transmission
At present, the most representative hybrid electric vehicles are Toyota hybrid electric vehicle and general dual-mode hybrid electric vehicle. However, […]
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Development of hybrid electric vehicles
Hybrid power system refers to more than two power sources with different working principles, which are matched together to make […]
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Advantages and disadvantages of helical gear
Advantages: (1) Good meshing performance: the meshing process between helical cylindrical gear teeth is an excessive process, and the force […]
Scientific
Simulation results of grinding stress field of bevel gear steel
With grinding speed vs = 20.3 M / s and grinding depth AP = 50 μ m. The speed of […]
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Grinding surface integrity technology of spiral bevel gear
The grinding test of spiral bevel gear on gleason-600g CNC gear grinding machine is designed. Firstly, the surface morphology of […]
Scientific
Analysis of residual stress on grinding surface of spiral bevel gear
The influence of different grinding parameters of gear steel materials on the surface residual stress has been discussed in detail. […]
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Surface grinding performance of spiral bevel gear 30CrMnTi
(1) Experimental study on basic grinding of gear steel 30CrMnTi Referring to the actual processing conditions of spiral bevel gear, […]
Scientific
Spraying technology of ultra-fine composite materials for automobile gears
In recent years, companies in Japan and Taiwan have studied and applied the spraying technology of composite materials containing MoS2 […]
Scientific
Analysis of grinding surface topography of spiral bevel gear
After the spiral bevel gear is processed under given grinding conditions, the tooth surface has no obvious defects such as […]
Scientific
Influence of grinding speed on grinding force of spiral bevel gear
Fixed spiral bevel gear speed VW = 1200 mm / min, grinding depth AP = 50 μ m. The test […]
News
Innovation in hobbing of helical gear
The research on the machining method of face gear is an important part of the research on face gear transmission […]
Scientific
Grinding process parameters of spiral bevel gear
The grinding parameters of spiral bevel gear arranged by single factor test are shown in the table. Parameters Value Grinding […]
Scientific
Processing technology of spiral bevel gear
Before grinding the spiral bevel gear used for the test, ensure the same machining process and its machining process as […]
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Surface integrity and process optimization of spiral bevel gear grinding
Based on the accumulated Basic test data of surface grinding, the actual grinding test of spiral bevel gear on NC […]
Scientific
Effect of grinding parameters on surface microhardness of spiral bevel gear steel
The microhardness of workpiece grinding surface corresponding to different grinding speed and grinding depth of spiral bevel gear steel is […]
Scientific
Effect of grinding cooling mode on residual stress of cylindrical gear steel
This paper studies the strengthening effect of cylindrical gear steel grinding on the surface properties of 30crmnti material. The main […]
Scientific
Analysis of micro hardness mechanism of grinding surface of spiral bevel gear steel
In the process of meshing transmission of spiral bevel gear, the surfaces of two teeth often need to contact and […]
Scientific
Calculation of time-varying friction torque of helical gear
According to the previous analysis, the friction perpendicular to the meshing line will cause the friction torque around the rotation […]
Scientific
Effect of grinding speed on residual stress of cylindrical gear steel
Fixed cylindrical gear steel grinding speed vs = 20.3 M / s, cylindrical gear steel grinding depth AP = 50 […]
Scientific
Effect of grinding speed on residual stress of cylindrical gear steel
Fixed cylindrical gear steel speed VW = 1200 mm / min, grinding depth AP = 50 μ m. The test […]
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Causes of grinding residual stress error of cylindrical gear steel
The main causes of grinding residual stress error of cylindrical gear steel are as follows: (1) Idealized value of material […]
Scientific
Finite element modeling of grinding residual stress of bevel gear steel
In the process of mechanical thermal coupling analysis, it is necessary to change from thermal analysis of temperature field simulation […]
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Residual stress of grinding surface of spiral bevel gear steel
The residual stress on the grinding surface plays a vital role in various properties of the workpiece. It has an […]
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Gear transmission type
There are many types of gear transmission, which can be divided into different types according to different classification methods. 1.According […]
Scientific
Influence of grinding parameters on grinding force of spiral bevel gear
The variation law of grinding parameters on grinding force is studied, that is, the effects of grinding depth, grinding speed […]
Scientific
Hardness gradient of grinding strengthening layer of spiral bevel gear steel
Figure 1 shows the hardness change trend of the original sample without grinding of spiral bevel gear steel at different […]
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Machining status of spur gear and helical gear
1. Present situation of spur gear machining The processing method of face gear is similar to that of ordinary cylindrical […]
Scientific
Microstructure analysis of grinding strengthening layer of spiral bevel gear steel
Figure 1 shows the microstructure diagram of the section of the strengthening layer after grinding of 30crmnti. It can be […]
Scientific
Calculation method of time-varying friction force of helical gear
The friction force on the contact line of the helical gear. When the helical gear meshes through the node P, […]
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Basic parameters of helical gear
1.Helix angle: It refers to the angle between the teeth of helical gear and the axis. Helix angle is a […]
Scientific
Sample of grinding strengthening layer of spiral bevel gear steel
In order to observe the grinding strengthening layer of spiral bevel gear steel and the microstructure of the grinding surface, […]
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Experimental study on grinding strengthening of spiral bevel gear steel 30CrMnTi
For a long time, researchers at home and abroad hope to suppress and reduce the grinding heat generated in the […]
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Basic grinding test of spiral bevel gear steel 30CrMnTi
Referring to the actual processing conditions of spiral bevel gear, the basic test of surface grinding of gear steel material […]
Scientific
Comparison of forming technology of single and double ring rolling of spiral bevel gear blank
The two-piece spiral bevel gear blank has been successfully formed by using the finite element numerical simulation method. In order […]
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Advantages and disadvantages of rack and pinion drive
The gear rack will have its own unique motion characteristics in the transmission process: the gear transmission is used to […]
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Manufacturing technology of spiral bevel gear in China
The research on the manufacturing technology of spiral bevel gear in China started relatively late. In 1971, Chinese researchers began […]
Scientific
Molybdenum disulfide (MoS2) coating technology for surface strength of Automobile Gears
Molybdenum disulfide (MoS2), as a high-quality solid lubricating material, has good antifriction, wear resistance and bearing capacity. Molybdenum disulfide (MoS2) […]
Scientific
Improvement of surface strength of automobile gears by manganese phosphate conversion coating
The application of manganese phosphate conversion coating process in improving the surface strength of transmission parts first appeared in the […]
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Gear transmission lubrication mode
The lubrication mode of gear transmission mainly depends on the circumferential speed of the gear. 1) For open gear and […]
Scientific
Precision forging process experiment of spiral bevel gear
The precision forging die of spiral bevel gear is processed and assembled in Qingdao Sanxing precision forging gear factory, and […]
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Gear transmission characteristics
Among various transmission forms, gear transmission is the most widely used in modern machinery. This is because gear transmission has […]
Scientific
Physical and mechanical properties of spiral bevel gear steel
During grinding, grinding force will affect the formation of grinding heat and the performance of workpiece surface, and then have […]
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Development of face gear transmission
In recent years, the research on face gear transmission has been carried out abroad, and the team led by F. […]
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Overview of manufacturing technology of spiral bevel gear
In the 18th century, the French geometer T. Olivier first proposed the concept of spiral bevel gear, but due to […]
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Precautions for rack and pinion transmission
For the rack and pinion transmission with impact load, the following aspects should be paid attention to: It is better […]
Scientific
Time varying contact line algorithm for helical gears
The contact line of helical gear is the intersection of the meshing tooth surface and the meshing plane of the […]
News
Advantages and disadvantages of rack and pinion drive
The gear rack will have its own unique motion characteristics in the transmission process: the gear transmission is used to […]
News
Profile modification of helical gear
Helical gear is the most commonly used type of automotive power transmission gear. Generally, it must work under the condition […]
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Development of gear forging products
There are teeth on the rim of gear forgings, which can continuously mesh and transmit motion and power. The application […]
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Introduction to helical gear
Gear is a common part often used in mechanical transmission. The gear is made of high-quality high-strength alloy steel with […]
Scientific
Process dimensions of two-piece ring rolling of spiral bevel gear blank
The spiral bevel gear blank formed by the two-piece ring rolling process, that is, the two spiral bevel gear blanks […]
Scientific
Grinding surface integrity of spiral bevel gear
The application of surface integrity index to comprehensively evaluate the surface machining quality of spiral bevel gear is of great […]
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Study on grinding surface performance of heavy duty spiral bevel gear
Heavy duty spiral bevel gear has many excellent characteristics, such as stable transmission performance, low noise, large transmission torque and […]
Scientific
Surface strengthening technology for anti tooth contact fatigue of Automobile Gears
As shown in the figure, the failure zone diagram of automobile gear transmission made by Nieman, Professor of Munich University […]