| 摘要 |
Disclosed is a blanking die for carrying out fine, precision blanking when a three-dimensional molded article (curved molded article, folded molded article), a press-molded article or an injection molded article is blanked along a three-dimensional outer contour. A blanking die (1A) disposed between upper and lower surface plates and intended for blanking a three-dimensional molding comprises: a first base (11) which is provided with a blanking blade having an outer contour wherein the height of the tip end of the blanking blade varies depending on the region of the blanking blade; a second base (12) that is separated from or close to the tip end of the blanking blade, in relative terms, and that comprises a receiving face having convex or concave portions corresponding to the height of the tip end in the various regions of the blanking blade; and a guide member (13) that allows the first base and the second base to slide only in a perpendicular direction. |
