A novel mailbox device comprises a mailbox, the right end face of the mailbox is provided with a drop opening, a rainproof plate is arranged on the right end face of the mailbox above the drop opening, a chamber with an upward opening and a push channel with a rightward opening that is positioned below the chamber are arranged in the mailbox, a communicating port is arranged between the chamber and the push channel, a pusher is mounted slidably on in the push channel, the pusher is provided with a pick channel having an upward opening, a bearing plate extended to the right is arranged at the right end of the bottom wall of the push channel, a slide channel having an upward opening is arranged in the bottom wall of the push channel and in the bearing plate, a first slider is mounted slidably in the first slide channel, a screw is fitly mounted in the first slider, the right end of the screw is mounted in the right end wall of the first slide channel in steerable manner, the left end of the screw is connected to the motor in the left end wall of the first slide channel, slide guide channels extended to left and right are arranged in the front and rear end walls of the communicating port, and a slide plate extended to front and rear is mounted slidably in each slide guide channel.