Method for the production of a flange on a metal blank, and...

Details Method for the production of a flange on a metal blank, and... Method for the production of a flange on a metal blank, and...

B - Operations, Transporting

21

D

B21D 22/14 (2006.01) B21D 53/26 (2006.01)

Patent

CA 2546338

A method of forming a flange on a circular metal blank (1) has the following steps: - By means of at least one pressure roller (3), a hub-type and/or conical structure is formed on the circular metal blank, and - from the conical structure (4), a flange (7) is formed on the circular metal blank (1) by means of a subsequent treatment.

L'invention concerne un procédé de réalisation d'un rebord sur un flan circulaire métallique (1), qui comporte les étapes suivantes: réalisation, au moyen d'un rouleau presseur (3), d'une partie du type moyeu et/ou conique sur le flan circulaire métallique (1); et, à partir de cette partie conique (4), réalisation, par un usinage ultérieur, d'un rebord (7), sur le flan circulaire métallique (1).

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