COMBINED CUTTING AND WELDING PROCESS FOR MANUFACTURING STRUCTURAL PRODUCTS, APPARATUS IMPLEMENTING SUCH A PROCESS, AND PRODUCTS MANUFACTURED THEREBY

摘要

A method of manufacturing building elements in metal sheet (P), that is advanced on a plane (alpha) a sheet metal strip (4) and is cut with a laser (T) so as to form a number of plates (L1, ..., L4) each of which is fixed to a respective bearing surface (16) of a rotary fastening device (6) and welded to the previous plate along a common edge by means of another laser (S). Describes a number of variations of the method and associated hardware, to obtain square sections, rectangular or truncated pyramidal box.