The invention relates to a container treatment machine, in particular a filling, closing or rinsing unit for containers, such as bottles, cans, barrels, kegs etc., comprising a container feed, a container discharge, at least one feed line for at least one product, and a cleaning device (3) for cleaning the outer surfaces by means of a cleaning fluid (13), characterized in that the cleaning device (3) comprises a robot (4) and a track (5), wherein the track (5) runs around the rotational axis thereof in at least one angular region, wherein the robot (4) is arranged on or at said track (5) and can be driven by means of a linear drive (8).