| 摘要 |
An attachment for fitting a tool to a hollow spindle of a machine tool, in a case where a shank portion of the tool has a taper-size smaller than that of a tapered hole of the spindle, comprises a hollow attachment body to be secured to the lower end of a ram of the machine tool, a sleeve rotatably supported in the attachment body, and an arbor assembly disposed axially movably in the sleeve. The arbor assembly comprises a stud arbor, a pull-stud to be engaged with a collet chuck disposed in the spindle, and a collet chuck to be engaged with a pull-stud of the tool inserted into a tapered hole of the sleeve. |
| 申请人 |
TOSHIBA KIKAI K.K., TOKIO/TOKYO, JP |
发明人 |
WATANABE, KOYA;YAMAZAKI, KATUO, NUMAZU, SHIZUOKA, JP;HAYAMA, SADAJI, MISHIMA, SHIZUOKA, JP |
