丝袜美腿护士办公室在线观看,国产综合区,欧美亚洲一级片,久久综久久美利坚合众国,a在线免费视频,精品欧美成人高清视频在线观看,交视频在线观看国产网站

The flange plate, web plate, clamping centering, positioning, automatic spot welding and other processes of this assembly machine adopt Japanese Mitsubishi programmable controller and AC inverter, so as to achieve automatic control more than twice the efficiency of general products . The process work is stable and reliable, and the welding gun is equipped with a tracking arc guide device to ensure the quality of spot welding.