Mold fixing system

Details Mold fixing system Mold fixing system

2007-06-26

2011-11-01

Mackey, James (Department: 1744)

Plastic article or earthenware shaping or treating: apparatus

With direct application of magnetic force to manipulate...

C425S135000, C425S138000, C425S161000, C425S162000, C425S190000

Reexamination Certificate

active

08047826

ABSTRACT:
Each of a plurality of injection molding machines is provided with clamp plates fixed on platens and a plurality of magnet units to generate magnetic force for fixing a mold to the clamp plate fitted on the clamp plates; and the plurality of injection molding machines are provided with a plurality of common connectors having the same structure, each of which is electrically connected to the magnetic unit, a molding machine control unit and a power source device; and the mold fixing system comprises a set of operation control units to be shared by the plurality of injection molding machines, and when a mold is to be exchanged in any of the injection molding machines, the plurality of magnet units are switched to the non-adsorbing state or the adsorbing state via the operation control unit in the state where the operation control unit is connected to the common connector of the injection molding machine.

REFERENCES:
patent: 7871255 (2011-01-01), Kimura
patent: 4-135806 (1992-05-01), None
patent: 9-174559 (1997-07-01), None
patent: 2005-169840 (2005-06-01), None

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