| 摘要 |
PURPOSE:To facilitate adjustment of a stopper, by a method wherein nut form stoppers are provided respectively at base parts of lower punches, blocks brought into contact with the stoppers are provided on the side of a base, and link devices for removing the blocks sideways are provided respectively at the base parts of the lower punches. CONSTITUTION:Nut form stoppers 16, 20 are fitted by screw engagement to the peripheries of base parts 15, 19 of lower punches 12, 10, respectively, and the blocks 17, 21 brought into contact with the stoppers 16, 20 are provided on the side of a base 1. The link devices 18, 22 capable of removing the blocks 17, 21 sideways from the positions below the stoppers 16, 20 are provided respectively at the base parts of the lower punches 12, 10. Accordingly, the positions of the stoppers 16, 20 for the lower punches 12, 10 can be adjusted easily, and the construction of an upper part of the base 1 is made to be compact. |
