冲切工艺.ppt

Die Cut Process
Die-Cutting Process
What is Die-Cutting?
A process of cutting material in some repeated patterns in either roll or sheet form
The cuts can be either partial plete
Die cutting is bined with other processes such as laminating, printing, and forming
mon methods are either using Rotary or Steel Rule Die
Steel Rule or Flat Bed Die-Cutting
平刀模切加工
Steel rule die cutting is a crush cut technology in which the material to be cut is placed against a 'cookie cutter' like tool and the two are pressed with several tons of force between two parallel plates until the material is cut.
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Steel rule dies are made with a piece of plywood / PVC in which slots are cut with a saw or a laser.
Steel blades, called rule in the industry, are cut, bent, and inserted into the board.
Male/Female Die-Cutting
Very tight Tolerance
Can reach ±
Cut Small Hole Ø
High Cost 10-30K USD
Flat Bed Machine
Rotary Die-Cutting
Rotary die cutting is passing one or more layers of material between rollers to ‘convert’(change it in some way) it
cylindrical die
anvil
Lamination
It involves crush cutting material between the blades on a cylindrical die and an anvil which is a smooth hard cylinder
A rotary die is made from a solid cylinder of tool steel The machine web width determine how wide the part can be die-cut
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Rotary Die-Cutting Machine