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Optimization of high-speed grinding parameters for anti-fatigue performance of 20CrMnTi steel
High-speed grinding technology is being applied to the precision machining of 20CrMnTi steel gears, shafts and bearings suffering from fatigue...
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Effect of induction heating composite shot peening on surface integrity parameters of 20CrMnTi gear steel
Shot peening is widely used to increase the fatigue strength of materials by inducing plastic deformation and introducing residual compressive...
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Numerical simulation of macrosegregation in continuously cast gear steel 20CrMnTi with final electromagnetic stirring
A 3D/2D hybrid multi-physical-field mathematical model, which takes into consideration the thermosolutal buoyance, was developed to predict the...
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Tangential contact stiffness modeling between fractal rough surfaces with experimental validation
The tangential contact stiffness of joint interface is investigated in this work, using both theoretical and experimental methods. Firstly, the...
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Research on the Wear of Groove Structured Grinding Wheel Based on the Simulation and Experiment of Single Abrasive Particle Scratching
In order to comprehend the abrasive wear mechanism of CBN grinding wheels with varying structural characteristic parameters, the influence of these...
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Research on Dynamic Characteristics of Planetary Gear System with Pitting Fault Under Impact Condition
As the key structure of the industrial reducer, planetary gear system will suffer from cyclic load and impact load in the process of operation. In...
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A new method of rolling finishing forming process of spiral bevel gears investigated by numerical simulation and experiment
Hot rolling forming enhances the overall mechanical performance of spiral bevel gears. However, it introduces challenges including high-forming...
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Flow behavior and constitutive description of 20CrMnTi steel at high temperature
In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation, the isothermal compression tests of 20CrMnTi were carried...
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Modal Analysis of Tool Wear Based on Random Subspace Identification
This article proposes a work mode analysis method based on the random subspace method for monitoring tool wear status during cutting processes. This...
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Experimental Research on the Surface Quality of Milling Contour Bevel Gears
Contour bevel gears have the advantages of high coincidence, low noise and large bearing capacity, which are widely used in automobile manufacturing,...
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Simulation and experimental study of tool wear in high-speed dry gear hobbing
Gear has been widely applied in the automotive and aerospace manufacturing industries. The machining process is complicated, and the material is...
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A numerical model for total bending fatigue life estimation of carburized spur gears considering the hardness gradient and residual stress
The paper introduces a novel three-dimensional numerical model considering hardness gradient and residual stress to predict carburized gears’ total...
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Effect of nano-WC on wear and impact resistance of Ni-based multi-layer coating by laser cladding
The WC/Ni coatings were prepared by the laser cladding of Ni-based powders containing nano-WC particles with different contents. The effect of...
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MOPSO process parameter optimization in ultrasonic vibration-assisted grinding of hardened steel
Ultrasonic vibration-assisted grinding (UVAG) is a highly effective technique for improving the grindability of difficult-to-cut materials, making it...
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Simulation and experimental research on residual stress of honed gear based on scratch test
The residual compressive stress on the surface of the gear after the power honing process could significantly improve the service performance and...
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Research on Surface Quality and Wheel Wear of Internal Thread in High-Speed Grinding
Planetary roller screw is a new type of precision transmission mechanism, its unique structure brings great difficulties to machining. In order to...
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Investigation on the effects of tooth profile deviation in gear rolling process
Gear rolling is a cold-forming process by using a cylindrical blank to produce gear teeth with high strength, good surface finish, and high material...
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Burns of Tempering While Grinding Hardened Steels
High heating rates generally characterize the thermal grinding process. Thus, during grinding, secondary surface heat treatment is observed. Notably,...
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Influence of contact parameters on the wear characteristics of fixture-bar friction pair in low-stress crop**
A new structure of grooved fixture with a cambered surface is proposed to reduce wear of bar surface caused by a fixture in low-stress crop**....
