Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part – For extrusion or injection type shaping means
Patent
1988-10-24
1990-01-23
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
With apparatus assembly or dismantling means or with idle part
For extrusion or injection type shaping means
264 39, 425461, B29C 4712
Patent
active
048955078
ABSTRACT:
An apparatus for exchanging die assemblies for extruding a material from an extruder. The apparatus employs a carriage on an extruding side of the extruder, carriage moving device for moving the carriage along a longitudinal axis along rails perpendicular to an extruding direction of the material, two grasping units supported on the carriage on the right and left sides, grasping unit moving devices for moving the grasping units along a traverse axis in parallel with the extruding direction, respectively, grasping unit vertical moving devices for moving the grasping units along a vertical axis perpendicular to the longitudinal and traverse directions, respectively, and a plurality of storng stands spaced apart from each other in the longitudinal directions for storing various kinds of die assemblies. Each of the grasping units extending in the vertical axis and having a pair of arms provided with grasping devices for grasping one of the die assemblies.
REFERENCES:
patent: 4652410 (1987-03-01), Inoue et al.
Bridgestone Corporation
Heitbrink Timothy W.
Woo Jay H.
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