Robot vacuum cleaner

The invention relates to a vacuum cleaner robot (1) comprising a floor nozzle (3) mounted on wheels (5) and a dust collection unit (2), wherein the floor nozzle (3) has a drive device (14, 15) in order to drive at least one of the wheels of the floor nozzle, wherein one of the wheels, several or all wheels of the floor nozzle are omnidirectional wheels, wherein the floor nozzle has a base plate (23) with a base area which, during operation of the vacuum cleaner robot, faces the surface to be cleaned, wherein the base plate has an air flow channel (22) parallel to the base area, through which air to be cleaned enters the floor nozzle, and wherein the floor nozzle comprises a rotating device (15, 20, 21) for rotating the air flow channel about an axis perpendicular to the base area.