CORRECTING DEVICE OF WRINKLE IN PARISON OF FLAT BLOW MOLDER

摘要

PURPOSE:To provide the correcting device of wrinkle in parison of a flat blow molder, with which curtain-like wrinkles developing in injected flat parison are corrected and the ununiform section and folding of a formed article are prevented from developing. CONSTITUTION:In a flat blow molder, with which broad hollow flat parison 8 extruded through a gap made between a flat plate-like flat core 6 and a flat die 7 surrounding the core is pinched between flat molds so as to be blown by air, actuators 16, which are arranged at the right and left in the width direction of the injected flat parison 8 and separate suction pads 9 suckingly holding the right and left end parts 8a of the flat parison 8 from each other in the width direction of the flat parison, are provided.