Cable traction device for cable laying

A cable traction device for cable laying comprises a movable trolley, an electric control box is arranged on the right side of the top end of the movable trolley, a traction mechanism for winding and unwinding a cable is arranged on the left side of the electric control box, the traction mechanism comprises two vertical winding drum supports arranged at intervals, and a winding drum used for winding the cable is rotationally assembled between the two winding drum supports. A first motor is arranged on the outer side of the winding drum support and is in transmission connection with the winding drum, a vertically-arranged telescopic supporting frame is arranged on the left side of the top end of the movable trolley, a vertically-arranged rotating shaft is rotationally assembled at the top end of the telescopic supporting frame, a tightening wheel support is fixed to the bottom end of the rotating shaft, and a tightening wheel is rotationally assembled on the tightening wheel support. A rope guide mechanism use