| 摘要 |
PROBLEM TO BE SOLVED: To reduce a facility cost by simplifying a mold releasing unit of a mold for injection molding having a sprue inclined with respect to a mold opening direction. SOLUTION: The mold 1 for injection molding comprises a fixed mold 2 having the sprue 5 inclined with respect to the mold opening direction and provided at the mold 2 and a movable mold 3 for forming a runner 6 of an end of an opening of the sprue 5 and having an undercut shape part 16 projected obliquely in a reverse direction to the inclining direction of the sprue 5 so that a molding S is adhered to the mold 3 side at an initial stage of opening the mold.
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