Distortion free heat treated metal stampings

Details Distortion free heat treated metal stampings Distortion free heat treated metal stampings

B - Operations, Transporting

21

D

B21D 26/00 (2006.01) B21D 47/00 (2006.01) B21D 53/00 (2006.01)

Patent

CA 2133853

A method of fabricating sheet metal parts comprising the steps of: stamping a pair of overlying metal sheets together to form a pair of stampings, heat treating the stampings, clamping the stampings together to correct distortion of the stampings during the heat treatment and welding the clamped stampings together to produce the part.

Méthode de fabrication de pièces de tôle comprenant les étapes suivantes : emboutissage ensemble d'une paire de feuilles de tôle sus-jacentes afin de former une paire de pièces découpées; traitement thermique des pièces découpées; agrafage ensemble des pièces découpées pour corriger leur distorsion durant le traitement thermique; soudage ensemble des pièces découpées et agrafées afin de produire la pièce voulue.

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