Mincing and sprinkling device of full-feeding combined type harvester

The utility model discloses a mincing and sprinkling device of a full-feeding combined type harvester. The mincing and sprinkling device of the full-feeding combined type harvester comprises a longitudinal axial flow rotary drum, wherein a grass discharging part is arranged at the tail end of the longitudinal axial flow rotary drum, a mincing device is arranged in the position, located below the rear portion of the grass discharging part, of the combined type harvester, the mincing device comprises a rotary cutter shaft assembly, a fixed cutter device is installed below the rotary cutter shaft assembly, a plurality of grass discharging teeth are arranged in the position, located at the grass discharging part, inside the longitudinal axial flow rotary drum, a certain distance exists between the track circle of a rotary cutter and a grass discharging rack bar at the backmost end of the grass discharging part, and the distance is within a range of 5-100 mm. The transition area between the grass discharging part