Full-automatic soybean seeding device

The utility model discloses a full-automatic soybean seeding device which comprises a movable platform, a ploughing and seeding device and a watering device, the ploughing and sowing device is composed of blades, a direct-current motor, a lithium battery and a seed box, the direct-current motor guarantees the ploughing effect of the blades through current provided by the lithium battery, and the ploughing and soil loosening efficiency can be improved by arranging the multiple blades side by side; the watering device is composed of a flow control valve and a spray head, and a plurality of small holes are formed in the spray head, so that the watering range is wider during seeding; the moving platform is composed of a direct current motor, an ultrasonic sensor, wheels and a bottom plate, and front-back moving and free turning can be achieved. The direct current motor is adopted to drive plowing and seeding, the rear water tank is used for irrigation after seeding, the direct current motor-driven seeding machine