Residual coal cleaning device for train and automobile screw unloader

The invention discloses a residual coal cleaning device for a train and automobile screw unloader, and belongs to the technical field of residual material cleaning. The residual coal cleaning device for the train and automobile screw unloader solves the problem that a large amount of residual coal remains in the train after a train or an automobile is unloaded and is not easy to collect and clean.The upper end of a first support column is connected with the upper end of a second support column through a first fixing beam, and a second fixing beam is disposed below the first fixing beam. The left and right ends of the second fixing beam are separately connected with the first support column and the second support column, and the lower end of the first support column is connected with the lower end of the second support column through a supporting base; and bearing seats are mounted at the left and right ends of the supporting base, and reducers are mounted on the bearing seats. The output ends of variable freq