LASER WELDING DEVICE

• Main Authors: SHINGAI Kyohei, YAMASHITA Hiroki, FUKUDA Kenta, YAMAGUCHI Akira, KANAYA Kohei, FUNAYAMA Keisuke, KITAMURA Kaoru
• Format: Patent
• Language: English; French; Japanese
• Published: 06.10.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The present invention reduces retraction of a joining bead surface while also making a weld mark smoother when welding a layered part in which a first workpiece and a second workpiece overlap.　A first trajectory Loc1 for forming a joining bead 18 has an open loop shape in which a start point P1 and...