Control system for servo die cushion

Details Control system for servo die cushion Control system for servo die cushion

2008-07-01

2008-07-01

Banks, Derris H. (Department: 3725)

Metal deforming

With means to drive tool

Including screw-actuated tool support

C072S443000, C072S021400

Reexamination Certificate

active

07392684

ABSTRACT:
A control system, for a press machine including a plurality of die cushions, by which force control and position control may be suitably switched from one to another in each control device for each of the die cushions. The control system includes a plurality of control devices for controlling a servomotor of each die cushion and a switching signal generating part capable of collecting the judgment result of each control device. The switching signal generating part transmits a switching signal to each control device, in order to switch the control mode of each control device.

REFERENCES:
patent: 5435166 (1995-07-01), Sunada
patent: 10202327 (1998-08-01), None

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