The invention discloses an integrated straw unpacking and smashing machine. The integrated straw unpacking and smashing machine comprises a machine shell, an input belt conveyor and an output belt conveyor, wherein the machine shell is internally provided with two groups of unpacking turnplates, the unpacking turnplates are connected through a belt, the unpacking turnplates are connected with an unpacking transmission mechanism, the unpacking transmission mechanism is connected with an unpacking driving motor, the inner portion of the machine shell is provided with the input belt conveyor, theinput belt conveyor is connected with an input transmission mechanism, and the input transmission mechanism is connected with an input driving motor. The integrated straw unpacking and smashing machine has the advantages that the structure is compact, automatic feeding, unpacking, smashing and discharging are integrated into a whole, one machine has multiple purposes, and the integrated straw unpacking and smashing machine is safe and reliable, can save a large amount of manpower and material resources, can greatly improve the production efficiency, and is equipment needed urgently by the straw comprehensive utilization industry.