Servo electric driven stretch rods for blow molding machine.

摘要

Apparatus includes a blow mold (23), a holding means for holding the parison (14) within the blow mold 23), a blow means for forming a blown article (50) in the blow mold (23) and a stretch rod (34) for stretching the parison (14) movable in the holding means. Means is provided for determining the position of the stretch rod (34) in the holding means channel and means is also provided for synchronizing the transmission of high pressure fluid to the parison (14) based on the position the the stretch rod (34). <IMAGE> <IMAGE>