| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a wire electric discharge apparatus that accurately detects each piece of voltage information between electrodes of a plurality of electrode spaces formed between a wire electrode and a workpiece by eliminating other influences, and based on the information, performs control operation according to a processing state in the plurality of electrode spaces. <P>SOLUTION: In the wire electric discharge apparatus, a piece of the wire electrode 5 is replicated a plurality of times while separated from each other in a predetermined range of the workpiece 2 so that a plurality of power feeders 9 to which a processing electronic power supply 7 is connected, are brought into slide contact with one end of each cut wire in a part or the whole of a plurality of cut wire comprising a plurality of predetermined length wire electrodes parallely arranged in a position near the workpiece, while a plurality of detecting power feeders 12 are brought into slide contact with the other end, and the plurality of detecting power feeders, the workpiece and a circuit 11 for detecting information between electrodes, are connected by wires for detecting information between electrodes (resistance wire 13, single wire 14). <P>COPYRIGHT: (C)2012,JPO&INPIT |
