Numerically-controlled machine tool trimming milling cutter with combined disassembly and assembly structure

The numerical control machine tool trimming milling cutter with the combined dismounting and mounting structure comprises a cutter head, a plurality of circular grooves are formed in the cutter head, a plurality of circular ring plates are fixedly connected to the right side of the cutter head, circular blocks are movably connected to inner cavities of the circular grooves, and the left side and the right side of each circular block extend to the outer side of the cutter head. The left side of the circular block is fixedly connected with a cutter, a plurality of clamping grooves are formed in the outer side of the circular block, two vertical grooves are formed in the outer side of the circular plate, and a series of components such as the circular groove, the circular block and the T-shaped block are matched for use, so that the cutter mounting positions can be conveniently arranged and distributed according to actual requirements; the subsequent use is convenient; and a series of components such as the circ