Stranding cage supporting structure of double-inlet and double-outlet coal mill

The utility model relates to the technical field of coal mills, and discloses a double-inlet and double-outlet coal mill stranding cage supporting structure which comprises an end lining plate, a hot air pipe is arranged in the end lining plate, first fixing pieces and second fixing pieces which are arranged at equal intervals are installed on the inner side wall face and the outer side wall face of the hot air pipe respectively, and the first fixing pieces and the second fixing pieces which correspond to each other form a group. The outer cylindrical wall surface of the hot air pipe is provided with eight positioning insertion holes II which are arranged at equal intervals, and each group of fixing pieces I and fixing pieces II correspond to each positioning insertion hole II in position. The supporting force and the shearing force borne by the eight stranding cage supporting rods are smaller than those borne by the stranding cage supporting rods before transformation, the supporting force and the shearing f