Automatic packaging equipment for seedling substrate sheets

The utility model discloses an automatic packaging device for seedling substrate sheets, which relates to the technical field of seedling substrate sheet binding and particularly comprises a binding machine, rectangular frames horizontally extending outwards are arranged on two sides of a binding tape groove in the middle of the binding machine, and supporting legs are mounted on two sides of the bottom of each rectangular frame. A plurality of transmission roll shafts arranged at intervals are distributed in the rectangular frames, the two ends of each transmission roll shaft are rotationally connected with the two sides of the corresponding rectangular frame, and the transmission roll shafts in each rectangular frame are connected through a conveying belt; a supporting conveying belt is arranged at the top of one rectangular frame and above the end, away from the binding machine, of the rectangular frame, and a plurality of supporting roll shafts are distributed in the supporting conveying belt. When the bi