Perforating apparatus and embroidery sewing machine with the perforating apparatus

摘要

An embroidery sewing machine including: a perforation head having a plurality of vertically reciprocating bars and punches where each punch includes a perforation head; a receiving base having a receiving member configured to receive the punch; a holder frame for supporting a workpiece in an expanded state between the punch and the receiving base, the holder frame being configured to be controlled to move in two-dimensional planar directions; and a tape feed mechanism feeding a tape-like cushioning material having a wider width than at least a processing area of the punch, wherein the material is fed from the front/rear direction and between the workpiece supported in the holder frame and an upper surface of the receiving member, and wherein an upstream portion of the material is shifted downstream to where the receiving member is located according to the vertically reciprocating motion of the punch.