| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a main spindle device, improving a maintenance performance by providing a structure in which a stator is drawable. <P>SOLUTION: With a main spindle 4, a front housing 1b, a front bearing 2, a rear bearing 3, a front bearing case 5, a rear bearing case 6, and a rotor 7 are integrally combined to make a main spindle unit, and the main spindle unit is set drawable from a main spindle housing 1a to the front side. A stator case 9 comprising a case body 9a and a front case 9b is integrally connected to the stator 8 and the rear housing 1c to make a stator unit, and the stator unit is set drawable from the main spindle housing 1a to the front side. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
