钛合金薄壁件选区激光熔化应力演变的数值模拟
柯林达1,殷杰2(
),朱海红2,彭刚勇2,孙京丽1,陈昌棚2,王国庆3,李中权1,曾晓雁2
),朱海红2,彭刚勇2,孙京丽1,陈昌棚2,王国庆3,李中权1,曾晓雁2
Numerical Simulation of Stress Evolution of Thin-Wall Titanium Parts Fabricated by Selective Laser Melting
KE Linda1,YIN Jie2(),ZHU Haihong2,PENG Gangyong2,SUN Jingli1,CHEN Changpeng2,WANG Guoqing3,LI Zhongquan1,ZENG Xiaoyan2
),ZHU Haihong2,PENG Gangyong2,SUN Jingli1,CHEN Changpeng2,WANG Guoqing3,LI Zhongquan1,ZENG Xiaoyan2
图4. 不同激光扫描速率下熔池尺寸的数值模拟与实验结果对比
Fig.4. Comparisons of simulation and experimental results of the molten pool width and depth at the cross-section under different laser scan rates (Insets show the OM images of molten pools under scanning velocities of 500, 700 and 1000 mm/s, respectively)
