Flour subpackaging device

The utility model discloses a flour sub-packaging device which comprises a sub-packaging box, a cross-shaped partition plate, an outer discharging opening, an opening frame, a top inserting opening, an inserting sealing plate, a lifting plate, a box cover, a lifting frame, a magnetic plate, a U-shaped base, an L-shaped supporting plate and a vibration motor. The split charging device for flour is characterized in that a split charging box is arranged in the split charging box, a discharging opening communicated with a box cavity is formed in the four box walls of the split charging box in a penetrating mode, an opening frame covering the discharging opening is welded to the surface of the split charging box, and a top inserting opening used for inserting an inserting and sealing plate is formed in an upper frame plate of the opening frame. The split-charging device can be divided into four parts to store household bagged flour, so that four groups of independent storage spaces can exist when the household bag