| 摘要 |
A punch die for punching and laminating simultaneously a plural number of thin sheets is disclosed. This punch die 10 comprises: a punch 10 being provided on a upper portion of a die, a die 12 being provided on a lower portion of a die and used for punching a material to be processed, a stripper 11 for guiding the punch 10 during punching operation, a device for laminating punched materials using the punch 10 as a laminating axis, a device for adjusting a relative position between the punch 10 and the stripper 11 when the upper and the lower portions are separated, and a device for adjusting a clearance between the die 12 and the stripper 11 during punching operation. The punch die can open precisely almost straight very finer through-holes of a diameter of 100 mum or less even in a sheet of thin, soft and deformable material.
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