MOLD CORE OF STATE OF FUSING METAL 3D PRINTING AND CASTING METHOD AND PRODUCTION METHOD THEREOF

摘要

The present invention relates to a mold core of the state of fusing a metal 3D printing and a casting method, which comprises: a mold core skin (110) including an outer shell (111) having an opened upper portion open in a state having a bottom portion and a side wall portion extending upwardly from an edge of the bottom portion, a cooling channel shell (113) located inside the outer shell (111), and a mold core skin (110), which is an intermediate molded product, having a support (112) for supporting the cooling channel shell by connecting the outer shell and the cooling channel shell inside the outer shell (111); and an inner metal (120) filled in the mold core skin (110) by a casting method.;COPYRIGHT KIPO 2019