Ram-type universal milling machine with digital display is a newly developed product based on traditional knee-type milling machine and has more advanced features than the general one. This machine can mill any angle surface through front half-sphere by swiveling milling head. It features enlarged machining capacity, sufficient rigidity. It introduces ballscrew structure which is driven by three separate motors. Infinitely speed changing, high accuracy, easy operation, auto-hydraulic loose and clamp of spindle and automatic lubrication system. This machine can mill plane, groove, slant groove, even can mill plane and groove in cavity of some workpieces. It is suitable for metalworking operation of all kinds of factories, especially for die and mould.