White base plate defect detection trolley

The utility model relates to the technical field of machining, and discloses a white base plate defect detection trolley which comprises a trolley body, a conveying assembly is arranged on one side of the trolley body, a transferring assembly is arranged on the side, close to the conveying assembly, of the trolley body, and the transferring assembly comprises a supporting frame arranged on the trolley body. A rotating rod is rotationally connected to the supporting frame, transmission plates are fixedly connected to the two ends of the rotating rod, pneumatic clamping jaws are fixedly connected to the ends, away from the rotating rod, of the transmission plates, and a driving assembly for driving the rotating rod to rotate is further arranged on the supporting frame. A defective white base plate is clamped through the pneumatic clamping jaw, then the driving assembly controls the white base plate to turn over, the white base plate is placed on the trolley, and the white base plate turnover device has the adva