| 摘要 |
<p>In a wire cut discharge machining apparatus with an automatic wire-supplying device which automatically inserts and supplys a wire electrode (10) into a workpiece (12), a current-supplying element (70) supplying machining energy to the electrode (10) is provided in a pipe guide (64) which inserts and guides the electrode (10), thereby increasing the rigidity of the guide (64) and improving the reliability of energizing the wire.</p> |
