Государственное Высшее Учебное Заведение "Приазовский Государственный Технический Университет"
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Priority to UAU201200912UpriorityCriticalpatent/UA72991U/en
Publication of UA72991UpublicationCriticalpatent/UA72991U/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Punching Or Piercing
(AREA)
Abstract
A die for hole punching comprises a mould with a working belt and a punch consisting of a shank, a central part and a working part, whose end and side surface form a cutting edge with a diameter smaller than the diameter of the working belt of mould. The central part of punch is made with a diameter, which is larger than the diameter of the working part of punch and forms a calibrating edge by side surfaces.
UAU201200912U2012-01-302012-01-30Die for hole punching
UA72991U
(en)