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 7 实体-粉末交界区域悬垂熔道成形示意图

Fig.7 Schematic diagram of solid-powder junction area overhanging fusion channel forming