Crushing, fertilizing and film covering all-in-one machine for sugarcane stubbles

The utility model discloses a sugarcane stubble smashing, fertilizing and film mulching all-in-one machine, which belongs to the technical field of agricultural machinery and comprises a stubble smashing device, a fertilizing device and a film mulching device, the stubble smashing device comprises a cutter hanging shaft, a cutter assembly is arranged on the cutter hanging shaft, the stubble smashing device further comprises a three-point suspension mechanism, a gearbox and a machine shell, and the three-point suspension mechanism is arranged on the machine shell. The gearbox is fixed to the upper end of the machine shell through bolts. Residual stubbles on the ground can be crushed through the stubble crushing device, the fertilizing device can fertilize the ground treated by the stubble crushing device, and the film mulching device can lay a film on the ground, so that three functions are integrated into a whole; the problems that time and resources are consumed in a traditional step-by-step working mode are