Image processing of weld pool and keyhole in Nd:YAG laser welding of stainless steel based on visual sensing GAO Jin-qiang1, QIN Guo-liang 1, YANG Jia-lin 2, HE Jian-guo2, ZHANG Tao1, WU Chuan-song1 1. Key Laboratory for Liquid-Solid Structural Evolution and Processing of Materials (Ministry of Education) Shandong University, Ji ’nan 250061, China; 2. Institute of Machinery Manufacturing Techn
Image processing of weld pool and keyhole in Nd:YAG laser welding of stainless steel based on visual sensing GAO Jin-qiang1, QIN Guo-liang 1, YANG Jia-lin 2, HE Jian-guo2, ZHANG Tao1, WU Chuan-song1 1. Key Laboratory for Liquid-Solid Structural Evolution and Processing of Materials (Ministry of Education) Shandong University, Ji ’nan 250061, China; 2. Institute of Machinery Manufacturing Techn