Shen Ting, Shi Tuo, Fu Geyan, Zhang Rui, Hu Ye. Laser Cladding Forming and Closed-Loop Control of Thickness-Variable Eccentric Ring Structure[J]. Chinese Journal of Lasers, 2018, 45(3): 302007
- Chinese Journal of Lasers
- Vol. 45, Issue 3, 302007 (2018)
Fig. 1. Closed-loop control system of forming of eccentric ring structure
Fig. 2. Schematic of hollow laser beam internal powder feeding
Fig. 3. Thickness-variable ring. (a) Physical model; (b) light spots at different widths
Fig. 4. Schematic of point on circle
Fig. 5. Schematic of transition
Fig. 6. (a) Triangle relationship between lifting capacity and arc length; (b) triangle relationship between speeds
Fig. 7. Principle of self-healing
Fig. 8. Forming process of thickness-variable eccentric ring
Fig. 9. Height variation curves of segments. (a) No.1; (b) No.2; (c) No.3; (d) No.4; (e) No.5
Fig. 10. Thickness-variable eccentric ring after forming. (a) Top view; (b) front view
Fig. 11. SEM images at different positions marked in Fig.10. (a) ①; (b) ②; (c) ③
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Table 1. Initial parameter matching table
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Table 2. Parameters of each segment
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Table 3. Width of each segment of eccentric ring
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