| 摘要 |
<p>A punching die includes a punch body, a punch driver secured to the punch body, and a punch head provided for an upper portion of the punch driver. The punch head is struck by a striker. The punch die further includes a punch guide fitted to the punch body, a stripper plate disposed at a lower portion of the punch guide, a stripping spring interposed between the punch guide and a flange portion of the punch driver, and a elastically deformable damping member interposed between an upper surface of the punch driver and a lower surface of the punch head.</p> |
