Electric drive for blow molding head

Details Electric drive for blow molding head Electric drive for blow molding head

1997-06-12

1998-12-22

Davis, Robert

Plastic article or earthenware shaping or treating: apparatus

Female mold and means to shape parison directly by internal...

Including means to prepare parison

425381, 425466, 264541, B29C 4722, B29C 4904

Patent

active

058515704

ABSTRACT:
An electric drive for controlling the die gap in a continuous blow molding head and the die gap and pushout in an accumulator blow molding head. The electric drive includes a programming screw for attachment to a programming rod for setting the die gap, a programming nut and an electric motor for rotating the programming nut. In an accumulator blow molding head, the electric drive further includes a shooting screw for attachment to a shooting rod for controlling pushout, a shooting nut and an electric motor for rotating the shooting nut. The programming screw and the shooting screw are coaxial with the programming rod passing through the shooting screw.

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