Milling machine is a widely used machine tool ， The plane can be machined on the milling machine （ Level 、 Vertical plane ）、 Groove （ Keyway 、T Groove shape 、 Dovetail slot, etc. ）、 Split tooth parts （ Gear 、 Spline shaft 、 Sprocket wheel ）、 Spiral surface （ Thread 、 Spiral groove ） And various surfaces 。 In addition ， It can also be used on the surface of the revolving body 、 Inner hole processing and cutting 。 When the milling machine is working ， The workpiece is installed on the worktable or on the indexing head and other accessories ， Main movement of milling cutter rotation ， Supplemented by the feed motion of the worktable or milling head ， The workpiece can obtain the required machining surface 。 Because it's multi edge intermittent cutting ， Therefore, the productivity of milling machine is higher 。 Simply speaking ， The milling machine can mill the workpiece 、 Machine tools for drilling and boring 。