Double arc welding robot unit adopts double arc welding robot system, coordinate with single axis deflection machine welding, which can realize the stability of the high efficiency, high quality production.Can be controlled by robots and single axis deflection machine programming, for optimizing welding Angle, improve the production efficiency, meet the requirements of production and quality, also can realize the girth welding, the function of coordination of welding robot.Single shaft deflection machine adopts standardized design, electrical control, pneumatic clamping way of positioning, with unified specification standard interface.Clamping, the sensors detect the product, after a single shaft deflection machine workbench clamp the workpiece clamping cylinder, robot welding.Discharge, when the worktable can automatically open the cylinder.By handling robot gripper, grab products, gripper clamping cylinder.