Rolling tool with integrated drawing stage

Details Rolling tool with integrated drawing stage Rolling tool with integrated drawing stage

B - Operations, Transporting

21

D

B21D 15/02 (2006.01) B21D 22/28 (2006.01)

Patent

CA 2640673

The invention relates to a method and a tool for producing cylindrical workpieces having longitudinal grooves, in which a drawing stage integrated in the tool precedes the actual rolling operation and in which the forming rollers (13) are mounted in two bearing shell halves (11,12).

L'invention concerne un procédé et un outil servant à fabriquer des pièces cylindriques à cannelures, procédé selon lequel une étape d'emboutissage ayant lieu dans l'outil précède le processus de roulage proprement dit et les rouleaux de formage (13) sont logés dans deux demi-coquilles de coussinet (11, 12).

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