B - Operations – Transporting – 21 – C
Patent
B - Operations, Transporting
21
C
B21C 37/00 (2006.01) B23K 26/067 (2006.01) B23K 26/26 (2006.01) B23K 26/38 (2006.01)
Patent
CA 2351510
A process for the production of multi-thickness and/or multi-material blanks, comprising the steps of: setting and withholding a first piece (P1) of metal sheet on a first workpiece-supporting structure (38); setting and withholding a second piece (P2) of metal sheet on a second workpiece-supporting structure (40) which is mobile with respect to the first workpiece- supporting structure (38) under the control of a numerical-control unit (14); carrying out laser cutting of at least one edge of the first piece (P1) and of the second piece (P2) and defining reference lines (58, 60) of the first piece and second piece, respectively, the positions of which are known to the numerical-control unit (14); bringing the first piece (P1) and the second piece (P2) up to one another until they reach a position where the aforesaid reference lines (58, 60) overlap one another; and carrying out a laser weld between the first piece (P1) and the second piece (P2) along the aforesaid coinciding reference lines (58, 60).
Delle Piane Alberto
Macchi Duilio
Macrae & Co.
Prima Industrie Spa
LandOfFree
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