Anti-leakage conveying device of bundling machine

The utility model discloses an anti-leakage conveying device of a bundling machine, which comprises a stock bin, a first-stage conveying mechanism is arranged at the bottom of the stock bin, a main auger is arranged behind the first-stage conveying mechanism, an auxiliary auger is arranged below the position between the main auger and the first-stage conveying mechanism, and the main auger and the auxiliary auger are consistent in rotation direction. The main auger and the auxiliary auger are respectively of a left-right double-helix structure, an integrated auger bottom plate which is coaxial with the main auger and the auxiliary auger is arranged below the main auger and the auxiliary auger, the integrated auger bottom plate is of a profiling design, and a secondary conveying mechanism is arranged below the main auger and the auxiliary auger; the length of the main auger and the length of the auxiliary auger are increased, the width and the buffering size of the stock bin are effectively increased, the doub