Injection molding system with removable tie rods

Details Injection molding system with removable tie rods Injection molding system with removable tie rods

1993-11-29

1995-05-23

Heitbrink, Jill L.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

264334, 425589, 425592, 425595, 4254515, 4254519, B29C 4540, B29C 4564

Patent

active

054179130

ABSTRACT:
The method and apparatus for producing large injection molded products and producing high tonnage injection molding apparatus utilizing tie rods interposed between the mold part supporting platens, the tie rods being removed from proximity to the mold parts upon the mold parts being opened to facilitate removal of large parts from the mold, and to facilitate mold part setup and installation. The tie rods are axially displaceable with respect to both mold part supporting platens and selectively locked and released from the platens during each molding cycle.

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patent: 5238394 (1993-08-01), Hirata
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