Automatic discharging seedling raising machine and using method

The invention discloses an automatic discharging seedling raising machine and a using method, and belongs to the technical field of seedling raising machines, the automatic discharging seedling raising machine comprises a seedling raising box, a seedling raising mechanism is arranged on the bottom wall in the seedling raising box, the seedling raising mechanism comprises a seedling raising frame, earth cutting mechanisms are arranged above the seedling raising mechanism, and the earth cutting mechanisms are arranged on the two sides in the seedling raising box; a spraying mechanism is arranged above the earth cutting mechanism, the water tank is fixedly installed on the outer wall of the seedling raising box, a discharging mechanism is arranged on the upper surface of the seedling raising box, and the discharging mechanism comprises a plurality of storage hoppers. Through the arrangement of the soil digging mechanism, pit digging treatment can be conveniently performed on soil in the seedling raising frame, p