搅拌摩擦增材制造技术研究进展

李会朝, 王彩妹, 张华, 张建军, 何鹏, 邵明皓, 朱晓腾, 傅一钦

Research Progress of Friction Stir Additive Manufacturing Technology

LI Huizhao, WANG Caimei, ZHANG Hua, ZHANG Jianjun, HE Peng, SHAO Minghao, ZHU Xiaoteng, FU Yiqin

图15 增材制造后样品微观组织对比图[32,81,82]

Fig.15 Comparison of microstructures of samples after additive manufacturing (a) microstructure of the central core region of friction stir additive 2024 aluminum alloy[32] (b) cross-sectional microstructure of laser additive manufactured 2024-T6 aluminum alloy[81] (c) longitudinal sectional microstructure of laser additive manufactured 2024-T6 aluminum alloy[81] (d) microstructure of arc additive manufactured AA2024 aluminum alloy (ED—equiaxed dendrite, END—equiaxed non-dendrite, CD—columar dendrite)[82]