| 摘要 |
A punch guiding apparatus includes: a cylindrical punch guide to be vertically movably supported into a punch holder; a stripper plate is detachably mounted to a forward end portion of the cylindrical punch guide; and a ring-shaped fixture. In the construction, the fixture has a ring shape that both ends are brought into contact with or close to each other. Furthermore, the fixture has a non-circular shape in which it has a plurality of elastically deformed portions which are urged and come in contact with an inner peripheral surface of the punch guide so as to be enlarged.
|
