1. main shaft driven by AC electric machine, variable frequency speed control

2.   adjustable for the distance between main shaft and pneumatic tailstock,

transverse motion on the rail with linear guideway driven by AC electric machine,

with the rotation of gear and rack
3.   pneumatic sliding frame for feeding and backing welding gun quickly

4. PLC program control, touch panel

5. support(MAG/MIG/ CO₂)

6.suitable for welding circular seam of round pipe and cylindrical workpieces