(1) Punch unit: According to its shape (shoulder type a […]
(1) Punch unit: According to its shape (shoulder type and straight type), length, and convenience of maintenance, the punch unit should be matched with the blank guide unit.
(2) Die unit: The round die unit is also known as the die guide sleeve unit, and its forms are monolithic and divided. Depending on the production quantity, service life, and rationality of the product or chip, The combination series are: (A). Using the template to directly process the shape of the die, (B). A clearance with two bevels, (C). Whether to use a back plate, (D). Designed to prevent rotation.