• Laser & Optoelectronics Progress
  • Vol. 58, Issue 17, 1714005 (2021)
Yi Li, Aibing Yu*, Qiujie Chen, and Shuo Zhao
Author Affiliations
  • School of Mechanical Engineering and Mechanics, Ningbo University, Ningbo , Zhejiang 315211, China
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    DOI: 10.3788/LOP202158.1714005 Cite this Article Set citation alerts
    Yi Li, Aibing Yu, Qiujie Chen, Shuo Zhao. Effect of Magnetic Field on Friction and Wear Properties of Laser Surface Textured[J]. Laser & Optoelectronics Progress, 2021, 58(17): 1714005 Copy Citation Text show less
    Laser surface texture. (a) Textured surface; (b) cross-section profile curve of laser dimple
    Fig. 1. Laser surface texture. (a) Textured surface; (b) cross-section profile curve of laser dimple
    Wear test apparatus
    Fig. 2. Wear test apparatus
    Curves of coefficient of friction
    Fig. 3. Curves of coefficient of friction
    Micro-morphology of worn surface. (a) Normal condition; (b) applied magnetic field condition
    Fig. 4. Micro-morphology of worn surface. (a) Normal condition; (b) applied magnetic field condition
    Chip capacity of dimple. (a) Normal condition; (b) dimple surface under applied magnetic field condition; (c) dimple bottom under applied magnetic field condition
    Fig. 5. Chip capacity of dimple. (a) Normal condition; (b) dimple surface under applied magnetic field condition; (c) dimple bottom under applied magnetic field condition
    Schematic of wear debris trapping process of dimples. (a) Normal condition; (b) applied magnetic field condition
    Fig. 6. Schematic of wear debris trapping process of dimples. (a) Normal condition; (b) applied magnetic field condition
    Pseudo-color image of dimple texture. (a) Normal condition; (b) applied magnetic field condition
    Fig. 7. Pseudo-color image of dimple texture. (a) Normal condition; (b) applied magnetic field condition
    MaterialCSiMnCrNiCuPS
    45#steel0.42‒0.500.17‒0.370.50‒0.80≤0.25≤0.30≤0.25
    GCr150.95‒1.050.15‒0.350.20‒0.401.30‒1.65≤0.027≤0.02
    Table 1. Elements in 45# steel and GCr15 bearing steel
    Test condition25.0 ℃27.5 ℃30.0 ℃
    t /sη /(mm2·s-1t /sη /(mm2·s-1t /sη /(mm2·s-1
    Before wear test195.346.00194.045.69181.742.80
    After wear test(normal condition)213.450.26206.548.63189.144.55
    After wear test(applied magnetic field)220.251.86215.850.82198.246.70
    Table 2. Time for lubricating oil to flow through capillary tube of viscometer and viscosity of lubricating oil
    Yi Li, Aibing Yu, Qiujie Chen, Shuo Zhao. Effect of Magnetic Field on Friction and Wear Properties of Laser Surface Textured[J]. Laser & Optoelectronics Progress, 2021, 58(17): 1714005
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