Screening device for seed planting

The utility model discloses a seed planting screening device which comprises an outer box body, a handle is installed in the middle of the upper side of the outer box body, a feeding mechanism is installed on the left side of the upper portion of the outer box body and comprises a feeding pipe, a limiting plate and an iron block, and a discharging mechanism is arranged on the lower side of the outer box body; and the screening box is installed at the bottom end of the handle, and a guiding mechanism is arranged in the screening box. A material conveying pipe is welded to the left side of the upper portion of the screening box, and magnetic blocks with the longitudinal sections of L-shaped structures are fixed to the left side and the right side of the material conveying pipe correspondingly. A feeding pipe is connected to a clamping groove in the left side of the upper portion of the outer box body, and limiting plates are fixed to the left side and the right side of the feeding pipe. According to the screeni