Seed dressing device for wheat seeding

The seed dressing device comprises a seed dressing box, a feeding port is formed in one side of the upper portion of the seed dressing box, a seed screening mechanism is arranged outside the feeding port, and an outlet of the seed screening mechanism and the feeding port are separated through a pull gate; a discharge hole is formed in the other opposite side of the lower part of the seed dressing box; at least one group of stirring pieces are arranged in the seed dressing box, and each stirring piece comprises a motor I, a bearing, a stirring shaft and a seed dressing blade; the motor I is mounted on the outer wall of the seed dressing box; an output shaft of the motor I rotationally penetrates through the outer wall of the seed dressing box through a bearing; a stirring shaft is mounted on an output shaft of the motor I, and a plurality of groups of seed dressing blades are mounted on two sides of the stirring shaft at equal intervals; the seed dressing blades are stirring balls connected through a plurality