Full-automatic multi-layer assembled turning plate type aerobic composting device

The invention relates to a full-automatic multi-layer assembled turning plate type aerobic composting device, and belongs to the field of composting devices. The device comprises a composting box and a material conveying device for conveying a composting mixture into the composting box; the composting box comprises a bottom layer box with a closed bottom end, middle layer boxes mounted on the bottom layer box and a top layer box with a closed upper end, wherein the top layer box is mounted on the middle layer boxes;the number of the middle layer boxes is at least two; the lower end of each middle layer box is provided with a turning plate bearing mechanism; a feeding opening is formed in the upper end of the top layer box; the lower end of the bottom layer box is communicated with a discharging pipe; a discharging valve is installed on the discharging pipe; one end of the material conveying device extends into the feeding opening to be used for conveying the compost mixture to the feeding opening. With the de