Vertical machining center is mainly used for machining spare parts with high precision,multi-procedure,complicated shape,such as plate,disk,shell,mould etc.It can complete milling, drilling, reaming, boring, tapping continuously as well as precise machining of slant face,two-dimensional and three-dimensional surface in one single clamping,the process is programmed and batch, production cycle is shorted, thus,the users will obtain good economic benefits.