Rotary type injection blow molding machine.

摘要

A blow core inserting device (32) for a rotary type blow molding machine is arranged in a blow molding section of the blow molding machine, and includes as essential components a pair of guide member (32a) standing upright at the upper part of the blow molding section, a seat member (33) vertically displaceably supported by the guide members, a seat member raising/lowering unit including a piston (36) and a cylinder (34) for raising or lowering sait seat member, a rod inserting cylinder (35) immovably mounted on said seat member (33), a blow core (38) adapted to be raised or lowered by said rod inserting cylinder (35) and at least a stopper unit (41) actuatable for immovably holding the seat member relative to the guide members.