| 摘要 |
PURPOSE: To obtain a jig for injection which can be used continuously to a mold for foaming. CONSTITUTION: A structure of a jig for injection in which a urethane foaming agent is injected into a foaming mold set with a bag-like skin cover from its inlet hole by means of a urethane injection gun 20 is a split-type injection jig 33 which is a split type prepd. by dividing a funnel shape into two half-divided injection member and these both half-divided injection members 34a and 34b are arranged so as to be opened, expanded and rotated or to be movable in facing through an actuator 37 and after foaming and curing, a urethane remaining material Wc remaining in the divided type injection fixture can be released from the mold by opening, expanding and rotating or retreating movement. |
