In718合金激光粉末床熔融悬垂结构成形数值模拟与实验研究

王材桦,来旭辉,杨欢庆,魏正英

Numerical simulation and experimental study on forming of overhang structure by laser power bed fusion of In718 alloy

Cai-hua WANG,Xu-hui LAI,Huan-qing YANG,Zheng-ying WEI

图 4 熔道形貌的仿真结果（左）与实验结果（右）对比

Fig.4 Comparison of simulation results (left) and experimental results (right) of fusion channel morphology