Seedling planting device of automatic seedling planting machine

The utility model discloses a seedling planting device of an automatic seedling planting machine. The seedling transplanting device consists of a seedling transplanting nozzle, an opening-closing lever, a reset spring, an opening-closing roller, a seat, a seedling receiving cylinder and a lifting wheel, the seedling inserting nozzle is composed of two duckbilled thin plates; a small shaft is arranged on the seat; an opening-closing lever and a return spring are mounted at the upper end part of the seedling inserting nozzle; the seedling planting machine controls the opening and closing rollerthrough the cam mechanism; the opening-closing lever is driven to open the seedling inserting nozzle; when the cam mechanism rotates to the opposite direction; the reset spring closes the seedling inserting nozzle; the lifting wheel is mounted on the seat; the seedling planting machine controls the lifting wheel to move up and down through the cam mechanism; when the seedlings fall into the soil from the seedling receivin