Numerical control milling machine liquid collecting tank convenient to clean

The utility model belongs to the technical field of machining, and particularly relates to a numerical control milling machine liquid collecting tank convenient to clean, which comprises a waste liquid collecting box, a flow guide splash-proof box is fixedly connected to the upper end face of the waste liquid collecting box, and an inclined face is arranged on one side, close to a liquid discharging pipe, of the upper end face of the flow guide splash-proof box. A limiting pressing plate matched with the closed upper cover is hinged to the side, away from the liquid inlet pipe, of the surfaceof the inclined face, a filtering collection box is detachably connected into the waste liquid collection box and located at the bottom of the flow guide splash-proof box, and a material guide face isarranged on the side, close to the liquid outlet pipe, of the filtering collection box; due to the arrangement of the flow guide splash-proof box, the entering cutting fluid cannot be splashed to theoutside, the cutting fluid