Jiasheng Wang, Linsen Shu. Effect of Laser Remelting Path on Residual Stress and Surface Quality of Remanufactured Coatings[J]. Laser & Optoelectronics Progress, 2023, 60(7): 0714010
- Laser & Optoelectronics Progress
- Vol. 60, Issue 7, 0714010 (2023)
Fig. 1. Finite element mesh model of laser remelting
Fig. 2. Various parameters of Ni60
Fig. 3. Schematic diagram of remelting path
Fig. 4. Cloud diagrams of temperature field distribution during remelting process
Fig. 5. Instantaneous temperature history curves at the surface nodes of cladding layer
Fig. 6. Instantaneous stress history curve of node N1
Fig. 7. Cloud diagrams of residual stress distribution. (a) Laser cladding; (b) L1; (c) L2; (d) L3
Fig. 8. Deformation cloud maps of cladding workpiece. (a) Laser cladding; (b) L1; (c) L2; (d) L3
Fig. 9. Non-destructive testing of residual stress of cladding sample. (a) Diffraction geometric pattern of residual stress measurement; (b) residual stress test
Fig. 10. Experimental and simulation values of sample residual stress
Fig. 11. Surface morphologies of cladding layer. (a) Laser cladding; (b) L1; (c) L2; (d) L3
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Table 1. Main chemical composition of Ni60 powder for test
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Table 2. Main chemical composition of 40Cr board for test
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