PLC BASAED AUTOMATION IN FEEDING AND EJECTION SYSYTEM OF POWER PRESS (KEY IJP************335)

• Prof. A.l . Khatode,Santosh Shivaji Ghule,Gawade Pravin Ramesh,Kuchik Mayur Santosh,Chaudhary Dhiraj Bhausaheb,Prof. D. G . Punpale

Abstract

A pneumatic feeder for punch presses and the like wherein a novel circuit and arrangement is incorpo rated in the feeder control system for causing the stock gripping means on the reciprocating feed slide to be released in response to the completion of each intermit tent stock feeding stroke of the slide. This circuit and control arrangement includes a fluid motor means that is controlled by a pilot operated supplementary valve means which in turn is controlled by an air jet means that is arranged and adapted to sense the arrival of the feed slide at a predetermined position.