Cutting and fixing mechanism of corrugated board

The utility model discloses a cutting and fixing mechanism of a corrugated board. The device comprises a stand column, a connecting column, a clamping plate, a connecting shaft, a chuck, a connectingbelt, a first motor, a linkage shaft, a conveying belt, a working box, a fixing base, a second motor, a screw, a supporting frame, a fixing sleeve, a fixing box, an electric push rod, a first push plate, a push rod, a connector, an external connecting rod, a fixing disc, a first stretching column, a second stretching column, a clamping groove, a cutter, clamping groove and a clamping base. The corrugated boards are conveyed and pushed through the conveying device, the conveying time of the corrugated boards is saved, the labor intensity of operators is reduced, the limiting device is easy to integrally machine the corrugated boards, the overall moving speed of the cutting device is controlled through the limiting device, and the overall practicability is high; the fixing device is used forfixing paperboards, incom