Machine tool sliding base floating device

The utility model belongs to the field of parts or components or accessories of a machine tool and particularly relates to a machine tool sliding base floating device. The machine tool sliding base floating device comprises an air filtering combination unit. The air inlet of the air filtering combination unit is connected with an air source, and two outlets are divided from the air outlet of the air filtering combination unit and connected with two flow dividing blocks through air pipes I respectively, each flow dividing block is provided with at least five flow dividing connectors, each flow dividing connector is connected with an air pipe II, the other end of each air pipe II is connected with a floating point through a joint, and the floating points are located on a sliding base. The machine tool sliding base floating device is reasonable in design, simple in structure, easy to operate and capable of being installed on a large movable column boring and milling machine tool, a movable beam and movable column boring and milling machine tool, a landing boring and milling machine tool and other machining tools in sliding base forms and floating the sliding base at the given time.