Steel bar derusting take-up device

The utility model discloses a steel bar derusting take-up device which comprises a platform, the upper end of the platform is fixedly connected with a hollow box, the two ends of the hollow box are both provided with carrying grooves, the upper end of the hollow box is fixedly connected with an L-shaped plate, the inner top of the L-shaped plate is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating rod, and the rotating rod is fixedly connected with a rotating shaft. A grinding mechanism is arranged in the hollow box, a take-up seat is arranged on the upper surface of the platform, a rotating rod and a second transmission rod are fixedly connected with second rotating wheels, and a second conveying belt is installed between the two second rotating wheels. The steel bar winding device is reasonable in structure, the front face and the back face of a steel bar can be ground through the first grinding disc and the second grinding disc, grinding is comprehensive, the