Results 1 to 10 of about 43,630 (259)

Evaluation of grinding performance for micromotor rotor shaft by microcrystalline ceramic corundum grinding wheel

Jin'gangshi yu moliao moju gongcheng, 2022
In view of frequent dressing of grinding wheel in process of centerless cylindrical grinding of micromotor rotor shaft, this paper proposes to use microcrystalline ceramic corundum grinding wheel instead of traditional corundum grinding wheel to grind ...
Bisheng ZHANG, Yao WU, Meina QU
doaj   +1 more source

Mechanical property improvement of wire-arc additive manufactured 06Cr19Ni9 steel based on ultrasonic strengthening grinding process

Journal of Materials Research and Technology
Wire-arc additive manufacturing (WAAM) technology offers an effective approach to fabricating complex metallic components. However, the existing WAAM process is limited in producing a metallic component with high mechanical strength.
Jinrui Xiao, Yiteng Zhang, Xincheng Xie, Wenfeng Ding, Zhuan Zhao, Zhongwei Liang   +5 more
doaj   +1 more source

Roughness prediction of Al2O3-based ceramic insulation coating on bearing surface

Jin'gangshi yu moliao moju gongcheng
To improve the roughness prediction accuracy of Al2O3-based ceramic insulation coating on bearing surfaces, a method based on the spectral confocal principle was proposed for measuring the surface of grinding wheels and quantifying the characteristic ...
Yuchun XU, Jianhui ZHU, Chaoyu SHI, Ningchang WANG, Yanjun ZHAO, Gaoliang ZHANG, Shuai QIAO, Chunqing GU   +7 more
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Influences of Polishing Slurry Components on Material Removal and Surface Morphology of 4H-SiC C-Face Based on Fenton Reaction CMP

Crystals
This study systematically investigates the effects of polishing slurry components on the material removal rate (MRR) and surface morphology of the C-face of 4H-SiC substrates during chemical mechanical polishing (CMP) based on the Fenton reaction.
Ying Wei, Ruhao Meng, Yongqi Huang, Guoyan Huo, Haitao Wu, Jiapeng Chen, Guizhong Guo, Yanan Peng, Nannan Zhu, Jianxiu Su   +9 more
doaj   +1 more source

Enhancing the Tribological Properties of 12Cr2Ni4A Steel Through Nanodiamond Thermal Diffusion: A Molecular Simulation Study

Digest Journal of Nanomaterials and Biostructures
12Cr2Ni4A steel is widely used in rail transportation and the aerospace industry as a component of gears and shafts. The continuous increase in the power density of mechanical equipment necessitates the development of methods for enhancing the ...
Lei Wei, Yixuan Li, Pan Xie, Yuelin Chen, Haoye Wang, Minghui Xiong, Chao Li, Xiaohong Zhang, Song Chen   +8 more
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Mechanism of photocatalysis-assisted chemical mechanical polishing of CVD single crystal diamond

Functional Diamond
Chemical vapor deposition (CVD) single-crystal diamond has very promising applications in the domains of semiconductors, optical windows, and heat conductivity. However, polishing diamonds is difficult due to their extreme hardness and chemical stability.
Jianhui Zhu, Yanjun Zhao, Zewei Yuan, Haiyang Du, Yuchun Xu   +4 more
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Effect of Cu content on microstructure and high-temperature oxidation behaviors of AlCuxCoCrFeNi2.1 high-entropy alloys manufactured by laser directed energy deposition

Journal of Materials Research and Technology
In this study, thin-wall builds of AlCuxCoCrFeNi2.1 (x = 0.00, 0.25, 0.50, 0.75, 1.00, 1.25) high-entropy alloys were additively manufactured by laser direct energy deposition process.
Zhaoyang Liu, Jiawei Liu, Xiaokang Fan, Tao Zou, Zhongwei Liang   +4 more
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Analyzing the influence of lifter design and ball mill speed on grinding performance, particle behavior and contact forces

Mechanics & Industry, 2023
Ball mills are the foremost equipment used for grinding in the mineral processing sector. Lifters are placed on the internal walls of the mill and are designed to lift the grinding media (balls) to a higher position.
Safa Ali, Aissat Sahraoui
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Grinding Performance of Superabrasive Belts.

TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1996
The purpose of this study is to clarify the performance of high-efficiency belt grinding with superabrasive belts. Constant-load belt grinding of hardened SUJ2 steel was performed using CBN, diamond and alumina belts. Tangential force was measured using a small feather-type dynamometer, and stock removal, as well as decrease of height, was measured by ...
TOYOURA, Shigeru, MATSUO, Tetsuo
openaire   +2 more sources

Grinding Performance of Laser Cladding WC/Fe Coatings by Different Adding Methods of WC Particles

Machines, 2022
Laser cladding coatings generally need a follow-up grinding process to acquire the desired dimensional accuracy and surface roughness. In this paper, grinding experimental studies were set up to investigate the grinding performance of iron-based matrix ...
Qiulian Dai, Lianhong Liu, Fangyi You, Canbin Luo   +3 more
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