B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
B21D 11/20 (2006.01) B21D 3/04 (2006.01) B21D 43/00 (2006.01) B23Q 7/04 (2006.01)
Patent
CA 2282589
The subject of the invention is a method for forming sheet metal strip. such as roofing sheets, in which the sheet strip (1) is moved forward and formed into undulated metal sheets by means of machine tools (2). The tooling (2) used in the method according to the invention consists of one or more presses (2) which are fitted with undulated pressing dies. The sheet metal strip (1) is gripped in place with the second press (3) and, when secured, the first press (22) is drawn along the length of the sheet metal strip and forms, by means of the press, an undulated profile (4) in the sheet metal strip.
L'invention concerne un procédé permettant de former une bande de tôle, telle que des tôles de toiture. Selon le procédé, on fait avancer la bande de tôle (1) et on la forme de façon à obtenir des tôles ondulées au moyen de machines-outils (2). L'outillage (2) utilisé par le procédé de l'invention est constitué d'au moins deux presses (2) comportant des filières d'impression ondulées. La bande de tôle (1) est maintenue en place par la seconde presse (3) et, une fois qu'elle est fixée, la première presse (2) est déplacée le long de la bande de tôle et forme, au moyen de la presse, un profil ondulé (4) dans la bande de tôle.
Kirby Eades Gale Baker
Suunnittelutoimisto Tuomo Toivanen Oy
LandOfFree
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