| 摘要 |
<p>PURPOSE:To use a machine tool with a main spindle which rotates with a rotary type tool holder attached by mounting a non-rotary type tool holder on the main spindle and moreover, supplying cutting oil to a tool during cutting. CONSTITUTION:The tool holder 43 mounted on a main spindle 42, which is provided with a non-rotation type tool 209, is made not to rotate in relation to a main spindle supporting section 41 by means of a member 208 comprising a detent means, detent member 212 and positioning block 204. Moreover, in cutting, cutting oil can be supplied to the tool 209 through the detent means.</p> |
