| 摘要 |
PROBLEM TO BE SOLVED: To provide a foaming apparatus which can simply form an undercut part such as a horizontal hole in relation to a foamed molding simply by an attached mechanism. SOLUTION: The foaming apparatus includes a vertical slide member which is arranged at a position contacting a first mold or a second mold during mold clamping to be pressed and in which a rack is formed, a gear member which engages with the rack of the vertical slide member and rotates, a rack & pinion mechanism which has the rack engaged with the gear member and a horizontal slide member with a pushing piece moving forward/backward inside/outside a cavity fitted to the tip, and a biasing means biasing at least one of the horizontal slide member, the gear member, and the vertical slide member in the direction of the retreat of the pushing piece from the cavity. COPYRIGHT: (C)2008,JPO&INPIT |
