Dry-type impurity removal device for cotton linters

The utility model discloses a dry-type cotton linter impurity removal device, which belongs to the technical field of cotton linter impurity removal equipment and comprises a box body and a feed pipe arranged at the top of the box body, a conveying device is arranged in the box body, an impurity removal roller is arranged below the conveying device, and a first motor is mounted on the back of the box body. The output end of the first motor is fixedly connected with the impurity removal roller, a dust suction device is arranged on the front face of the box body, the impurity removal roller is movably connected with the dust suction device through a rolling shaft, a collecting box is arranged on one side of the impurity removal roller, and an operation panel is installed on the box body. Through the arrangement of the fixing frame, the second motor, the transmission shaft, the connecting rod, the connecting frame, the opening rod, the guide plate and the guide rod, in the cotton linter conveying process, under