Novel flotation bubble scraping device

The utility model belongs to the field of flotation equipment and discloses a novel flotation bubble scraping device which comprises a flotation machine body, a machining groove is formed in the side wall of the front face of the flotation machine body, a motor is installed on the side wall of one side of the flotation machine body, and the output end of the motor penetrates through the side wall of the flotation machine body, extends inwards and is connected with a rotating shaft. The rotating shaft is located in the machining groove, a plurality of sets of scraping plates are symmetrically installed on the shaft wall of the rotating shaft, a sliding groove is formed in the side wall of the front face of the flotation machine body and located over the machining groove, a sliding block is slidably connected into the sliding groove, and the end, away from the flotation machine body, of the sliding block penetrates through a groove opening of the sliding groove, extends outwards and is connected with a moving b