随着焊接科学技术的发展,切割下料作为焊接工艺的一道工序,高精度、高效率的切割装备不断涌现,从手工火焰切割到等离子切割,或数控火焰/等离子切割,再到精细等离子切割,激光切割,复合切割加工,智能化精密切割加工等,技术的进步推动了高精度切割装备的发展,影响精密切割装备板材下料精密 With the development of welding science and technology, cutting cutting as a process of welding process, high-precision, high-efficiency cutting equipment continue to emerge, from manual flame cutting to plasma cutting, or CNC flame / plasma cutting, to fine plasma cutting, Laser cutting, composite cutting, intelligent precision cutting, etc., advances in technology to promote the development of high-precision cutting equipment, precision cutting equipment cutting precision sheet metal