Air-suction type seeding apparatus for sowing machine

The utility model discloses an air-suction type seeding apparatus for a sowing machine. The air-suction type seeding apparatus comprises a seed taker, comprising a shell, a cover plate and a seed grain storage plate; a motor is arranged at one side of the cover plate; the output shaft of the motor stretches to the inside of the shell; the output shaft inside the shell is provided with a seed discharge plate; the seed discharge plate is provided with a plurality of seed suction ports I; the bottom of the shell is provided with a seed discharge port; a seed intake pipe is arranged at one side of the cover plate far away from the shell; the cover plate is provided with a seed inlet; a cover sealing device is arranged at one side of the shell far away from the seed intake pipe; the cover sealing device comprises an enclosing plate I which is provided with a baffle I; the baffle I is provided with an air outlet I; the enclosing plate I is internally provided with a windshield block corresponding to the position of