Cleaning and cooling device for machining center

The invention discloses a machining center cleaning and cooling device which comprises a flow guide connecting column, an upper flange is fixedly connected to the surface of the flow guide connecting column, a protective sleeve is bolted to the lower surface of the upper flange, a lower flange is bolted to the lower surface of the protective sleeve, and a cooling device is arranged on the upper surface of the upper flange. A retaining ring is fixedly connected to the lower surface of the cooling device, a cutting tool bit is bolted to the inner wall of the retaining ring, the cooling device comprises an adjusting mechanism, the cooling device comprises a supporting mechanism and further comprises a sealing mechanism, and when the flow speed needs to be adjusted, the adjusting mechanism in the device is used for adjusting the flow speed of the cutting tool bit when the cutting tool bit is used for cutting. The size of the nozzle of the spray head is adjusted by controlling the positions of the connecting lante