Straw microbial fermentation pretreatment system

The utility model belongs to the technical field of agricultural biology, and relates to a straw microbial fermentation pretreatment system. The system mainly comprises a straw shredding machine, a straw vibration screening conveyor, an intelligent spreading bin, a net cage moving device, a straw compacting device, an automatic control system, a weighing device and a special packaging net cage for fermentation, the straw shredding machine is located above the vibration screening conveyor, and a discharging port of the straw vibration screening machine is located on a feeding port of the intelligent spreading bin; a special packaging net cage for fermentation is arranged below a discharge port of the intelligent spreading bin, the special packaging net cage for fermentation reciprocates on a net cage moving device, a weighing device is arranged below the net cage moving device, and a straw compacting device is arranged above the special packaging net cage for fermentation. The device can greatly save manpower