摘要 |
PROBLEM TO BE SOLVED: To provide an ejector pin which can hold a molding released from a mold without spoiling its appearance and a molding machine. SOLUTION: The ejector pin 1 for the molding machine for molding foamed resin beads has a pin body 10 for ejecting the molding by its front edge surface 20. Ventilation parts having widths or diameters smaller than the particle sizes of the foamed resin beads are formed in the front edge surface 20, communicate with through holes 31 passing through the pin body 10, and are channels 22, 23, and 24 formed in the front edge surface 20, slits 60 or holes 65 opened in a fitting member 6 fitted in the front edge surface 20. COPYRIGHT: (C)2009,JPO&INPIT |