Comb die clamping device

The utility model discloses a comb die clamping device, which comprises a supporting piece, push boards and a comb die. Two lines of fixing blocks are parallelly arranged on the left side and the right side of a bottom board of the supporting piece. The fixing boards are provided with rail supporting boards, the rail supporting boards are provided with rail location strips, and the rail supporting boards, the rail location strips and the fixing blocks are fixedly connected into a whole. The push boards are respectively arranged on the outer sides of the two lines of fixing blocks and fixedly connected with the comb die through a horizontal plane at the top of the push boards. The comb die clamping device further comprises a clamping mechanism and a guide mechanism, the fixing blocks and the push boards are pushed through transmission of lead screws, location and fixing of a pole group are achieved, and mold loading operation is finished. After the pole group is welded, the lead screws are driven reversely to