Numerical control plane drill with controllable drilling depth

The utility model discloses a drilling depth controllable numerical control plane drill, relates to the technical field of numerical control plane drills, and provides the following scheme that the drilling depth controllable numerical control plane drill comprises a mounting base and a connecting mechanism arranged in the mounting base, and the connecting mechanism comprises a driving assembly and a connecting assembly; the driving assembly comprises a supporting frame and a second threaded shaft. According to the plane drill, the supporting plate is arranged, a connecting groove and a connecting bolt are connected in a clamped mode, the stability of the plane drill during rotating work is guaranteed, the mounting effect on the plane drill is achieved, then a connecting support rotates to a certain degree through a connecting shaft, the connecting bolt clamped in the connecting groove is squeezed upwards, and the plane drill can be mounted conveniently. According to the plane drill convenient to disassemble