Metal plate transport case

The utility model discloses a metal plate transport case which comprises a case body, an opening is formed in one end of the case body, a case door matched with the opening is hinged to the case body, a plurality of connecting blocks are arranged at the end, away from the case door, of the case body in the vertical direction, and sliding columns are fixedly connected to the case body in the vertical direction. The sliding columns sequentially penetrate through all the connecting blocks from bottom to top and are in sliding connection with the connecting blocks, the ends, away from the sliding columns, of the connecting blocks are rotationally connected with fixing blocks in the vertical direction, the ends, away from the connecting blocks, of the fixing blocks are provided with transverse grooves, the fixing blocks are provided with buffer pieces matched with the box body, and the buffer pieces are located in the transverse grooves and attached to the inner walls of the transverse grooves. The fixing block is