Patent ID: 6191383
Filing Date: 2001-02-20
Classification: B23K,F28D

Abstract:
A device for mutually connecting by laser welding of sheet-metal objects laid flat against each other at least in determined regions, which device comprises:a welding station comprising a laser and an optical device for performing a laser welding operation using a laser beam via a preselected path;clamping means for clamping against each other at least said regions of the objects at the location of the welding station;transporting means for supplying and carrying successive assemblies of objects laid on top of each other according to a chosen displacement pattern along the welding station, which transporting means comprise two separate conveyors, wherein the welding station is a collective one for both conveyors and respective individual clamping means are added to each conveyor; anda central control unit for controlling the transporting means and the welding station in mutual coordination such that the conveyors operate for transport at least partially in mutual alternation such that the welding station can operate in the region of the one conveyor while the other conveyor operates for transport.