Numerical control machining tool capable of cleaning chippings and cooling blade

The utility model discloses a numerical control machine tool capable of cleaning chippings and cooling a blade, which comprises a working table, supporting legs are arranged at the bottom of the working table, and a protective cover is arranged at the top of the working table. The working table, the supporting legs, the protective cover, the water spraying mechanism, the water tank, a water injection pipe, a connecting pipe, a water pump, a communicating pipe, a water passing pipe, a spray head, a collecting assembly, a fixing groove, a second air cylinder, a collecting box, a drainage pipe, a collecting box, a blow-off pipe, a valve, a base, a motor, a rotating shaft, a blade, a first air cylinder, a fixing plate, a fixing block, a fixing bolt and a clamping block are matched with one another; the water spraying mechanism sprays water to a blade and a workpiece, the water can clean chippings on the surface of the blade and the surface of the workpiece, the chippings are collected through the collecting assem