Roll formed flexible die plate for rotary cutting tool

Details Roll formed flexible die plate for rotary cutting tool Roll formed flexible die plate for rotary cutting tool

B - Operations, Transporting

23

P

B23P 15/40 (2006.01) B26F 1/44 (2006.01) B26D 7/26 (2006.01)

Patent

CA 2636551

A method of making a rotary cutting tool for cutting a web of material comprises the steps of roll forming a first flexible die plate (18) into a cylindrical shape, mounting the cylindrically shaped die plate onto a .sigma.ylindrically shaped fixture, and machining cutting elements onto the roll formed die plate. The roll formed die plate (18) may then be removed from the fixture and attached to a cylinder (14) . The first die plate can cooperate with a second die plate attached to a second cylinder to cut the thin web of material .

Procédé de fabrication d'un outil de coupe rotatif pour couper une toile de matériau, comprenant les étapes consistant à fabriquer par roulage une première filière simple flexible (18) de forme cylindrique, monter la filière simple de forme cylindrique sur une fixation de forme cylindrique, et usiner des éléments coupants sur la filière simple fabriquée par roulage. La filière simple (18) fabriquée par roulage peut ensuite être retirée de la fixation, et fixée à un cylindre (14). La première filière simple peut coopérer avec une seconde filière simple fixée à un second cylindre pour découper la fine toile de matériau.

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