| 摘要 |
<p>A closing machine (1) for closing an open end of a work piece (9) by pressing a die (4) against the work piece (9) rotating about an axial center comprises a chuck spindle (20) that drives the work piece (9) to rotate, a chuck sliding support mechanism (62) that supports the work piece (9) so that the work piece (9) can move in a rotary axis direction relative to the chuck spindle (20), and a thrust stopper (6) that causes an end portion of the work piece (9), which is moved by a load applied from the die (4), to abut against the thrust stopper (6) such that the work piece (9) is supported in a predetermined closing position.</p> |
