Vertical numerical control milling machine

The invention discloses a vertical numerical control milling machine which comprises an installation machine table and an installation machine cover assembled on the installation machine table, an X-axis advancing module and a Y-axis advancing module are vertically distributed and assembled on the installation machine table, a part adjusting module is assembled on the Y-axis advancing module and the Y-axis advancing module, and a part to be machined is fixed to the part adjusting module. Meanwhile, the parts can be driven to complete overturning and rotating posture adjustment; the tool bit adjusting module is assembled on the top of the mounting machine cover and comprises a translation assembly, a lifting assembly, an overturning assembly and a driving assembly, the translation assembly is assembled on the top of the mounting machine cover, the lifting assembly is assembled on the translation assembly, and the overturning assembly is assembled on a movable part of the lifting assembly and rotates around the