Discharging opening for flour bagging equipment

The utility model relates to the technical field of flour bagging equipment, in particular to a feed opening for flour bagging equipment, which comprises a first U-shaped plate fixed relative to the ground and horizontally arranged, a first upper top plate is hermetically and fixedly connected to the top of the first U-shaped plate, and a first leakage opening is formed in the first upper top plate. A box drawing structure capable of horizontally sliding is installed at the opening position of the side face of the first U-shaped plate and located below the first upper top plate, a power telescopic piece is installed between the box drawing structure and the first upper top plate, a second material leakage opening is formed in the top of the box drawing structure, and when the box drawing structure is drawn out of the first U-shaped plate, the second material leakage opening is formed in the top of the first U-shaped plate. And when the box drawing structure retracts towards the inner side of the first U-shape