激光与光电子学进展, 2018, 55 (2): 021407, 网络出版: 2018-09-10
2024铝合金异形件纳秒激光喷丸成形的实验研究 
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Experimental Study on Special-Shaped Parts of 2024 Aluminum Alloys by Nano-Laser Peen Forming
图 & 表
图 4. 单曲率件成形示意图。(a)激光冲击方式;(b)光斑搭接
Fig. 4. Forming diagram of single-curvature parts. (a) Laser shock mode; (b) spot overlap
图 6. 不同厚度板材的单曲率件弧弓高随激光能量的变化。(a) d1=1 mm;(b) d2=2 mm;d3=3 mm
Fig. 6. Arc heights of single-curvature parts with different thickness plates versus laser energy. (a) d1=1 mm; (b) d2=2 mm; d3=3 mm
图 7. 激光喷丸成形弯曲机制。(a)应力梯度机制;(b)冲击弯曲机制
Fig. 7. Bending mechanisms of laser peen forming. (a) Stress gradient mechanism; (b) shock bending mechanism
图 10. S形双曲率异形件的成形示意图
Fig. 10. Forming diagram of S-shaped double-curvature special-shaped parts
图 11. 典型的S形双曲率异形件图
Fig. 11. Typical images of S-shaped double-curvature special-shaped parts
图 12. 不同厚度板材的S形双曲率异形件弧弓高随激光能量的变化。(a) d1=1 mm,冲击区A;(b) d1=1 mm,冲击区B;(c) d2=2 mm、d3=3 mm,冲击区A;(d) d2=2 mm、d3=3 mm,冲击区B
Fig. 12. Arc heights of S-shaped double-curvature special-shaped parts with different thickness plates versus laser energy. (a) d1=1 mm, shock zone A; (b) d1=1 mm, shock zone B; (c) d2=2 mm, d3=3 mm, shock zone A; (d) d2=2 mm, d3=3 mm, shock zone B
图 13. 冲击区面积对S形双曲率异形件不同冲击区弧弓高的影响。(a)冲击区A;(b)冲击区B
Fig. 13. Effect of shock area on arc heights of S-shaped double-curvature special-shaped parts in different zones. (a) Shock zone A; (b) shock zone B
图 14. 搭接率对S形双曲率异形件不同冲击区弧弓高的影响。(a)冲击区A;(b)冲击区B
Fig. 14. Effect of coverage rate on arc heights of S-shaped double-curvature special-shaped parts in different zones. (a) Shock zone A; (b) shock zone B
图 15. 激光喷丸成形三维扭曲件示意图
Fig. 15. Schematic of three-dimensional distortion part formed by laser peen forming
饶宵, 叶云霞, 赵雳, 任旭东, 李琳. 2024铝合金异形件纳秒激光喷丸成形的实验研究[J]. 激光与光电子学进展, 2018, 55(2): 021407. Xiao Rao, Yunxia Ye, Li Zhao, Xudong Ren, Lin Li. Experimental Study on Special-Shaped Parts of 2024 Aluminum Alloys by Nano-Laser Peen Forming[J]. Laser & Optoelectronics Progress, 2018, 55(2): 021407.
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