Electrospark machining control device

Details Electrospark machining control device Electrospark machining control device

1984-08-02

1985-11-19

Albritton, C. L.

Electric heating

Metal heating

Cutting or disintegrating

219 69C, B23P 114

Patent

active

045544280

ABSTRACT:
A control apparatus for an EDM machining device includes electrode a position control servo system provided with a zero order hold circuit. This circuit issues a position control instruction which is preset in an error counter which outputs an electrode difference signal used to drive the electrode. The difference signal is also applied to a processor or the like wherein it is added to the position control instruction and applied to the zero order hold circuit.

REFERENCES:
patent: 4339650 (1982-07-01), Tanaka et al.
E. Bukstein, Basic Servomechanisms, 1963, pp. 158-160.

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