Title:
METHOD AND DEVICE FOR REMOVING METALLIC COLLAR POSITIONED AROUND PISTON OF EXTRUDING PRESS
Document Type and Number:
Japanese Patent JPS5633122
Kind Code:
A
Abstract:
Apparatus and method for removing a metal collar from the lower portion of the piston of a metal extrusion press which may be attached to the press. A pivotally mounted frame has a portion which can be moved toward and away from the piston while it is retracted from the metal container and the frame carries two cutting knives and two divaricating members disposed alternately around the piston axis. Each knife and each divaricating means is movable parallel to the axis of the piston and radially outwardly of the piston by a pair of pivotally interconnected fluid-actuable, cylinder and piston assemblies. The frame may also carry apparatus for loading container sealing discs on the press metal container and may be in the form of a cage with an openable side.
Inventors:
ARUDO BERAASHIO
JIYURIO BURIYUSA
JIYURIO BURIYUSA
Application Number:
JP8904580A
Publication Date:
April 03, 1981
Filing Date:
June 30, 1980
Export Citation:
Assignee:
PIRELLI
International Classes:
B21C23/28; B21C23/30; B21C23/21; B21C35/04; (IPC1-7): B21C23/21; B21C23/24