Mildew grain separating mechanism of corn thresher

The utility model belongs to the technical field of agricultural instruments, and particularly relates to a moldy grain separating mechanism of a corn thresher, which comprises a corn thresher separator main body, an automatic threshing device is arranged inside the corn thresher separator main body, a movable device is arranged outside the corn thresher separator main body, and the movable device is connected with the corn thresher separator main body. A filtering device is tightly attached to the other side of the automatic threshing device, and a smashing assembly is arranged at the bottom of the filtering device; the automatic threshing device comprises a button, an electric wire, an engine, a first rotating shaft, a second rotating shaft, separation nails, bearings and a threshing machine shell, the first rotating shaft and the second rotating shaft are fixedly connected to the outer wall of the threshing machine shell, the separation nails are fixedly connected to the outer wall of the second rotating s