Electric control platform of welding positioner

The utility model discloses a welding positioner electric control platform which comprises a robot control center, a PLC (programmable logic controller) and a welding manipulator, the robot control center is connected with the PLC through a communication line, the robot control center is connected with the welding manipulator through a communication line, and the electric control platform further comprises a touch screen, an active rotary table, a passive rotary table and a base. The driving rotary table and the driven rotary table are symmetrically installed at the two ends of the base respectively, the driving rotary table comprises a supporting shell, a servo motor, a gear motor and a driving chuck, the PLC is electrically connected with the servo motor through a servo driver, an encoder is arranged on an output shaft of the servo motor, and the driving chuck is electrically connected with the servo motor through a servo driver. An output shaft of the servo motor is in transmission connection with a gear m