| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve working accuracy of a broaching device. <P>SOLUTION: The broaching device includes: puller heads 132, 134 supported so as to be able to move in a horizontal direction while holding a front end of a broach 116; main motors 136, 140 capable of moving the puller heads 132, 134; retriever heads 133, 135 supported so as to be able to move in a horizontal direction while holding a base end of the broach 116; sub-motors 138, 142 capable of moving the retriever heads 133, 135; and a control unit 117 for controlling the motors 136, 138, 140, 142 to enable the puller heads 132, 134 and the retriever heads 133, 135 to move synchronously at a constant speed. <P>COPYRIGHT: (C)2012,JPO&INPIT |
