The invention discloses a metal cutting machine tool with the function of collecting metal shavings, comprising a machine tool body, the machine tool body is a hollow structure, a workbench is fixedly installed inside the machine tool body, and a collection box with an opening at the top is arranged under the workbench , both sides of the collection box are welded with connecting blocks, both sides of the machine body are welded with fixed blocks, the inner walls of both sides of the machine body are provided with first through holes, and the fixed blocks are provided with second through holes, the first The through hole communicates with the second through hole, the same slide bar is slidably installed in the first through hole and the second through hole, and both ends of the slide bar extend outside the first through hole and the second through hole. The present invention is simple in structure, easy to use, adds the function of collecting metal shavings to the metal cutting machine tool, and the collection box is convenient to clean and replace, purifies the working environment, is easy to operate, and improves work efficiency.