加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)常(chang)按主(zhu)軸在(zai)空間(jian)(jian)所(suo)處的狀態(tai)(tai)分為(wei)立式(shi)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)和臥式(shi)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)，加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)的主(zhu)軸在(zai)空間(jian)(jian)處于垂(chui)(chui)直狀態(tai)(tai)的稱(cheng)為(wei)立式(shi)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)，主(zhu)軸在(zai)空間(jian)(jian)處于水(shui)平(ping)狀態(tai)(tai)的稱(cheng)為(wei)臥式(shi)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)。主(zhu)軸可(ke)作垂(chui)(chui)直和水(shui)平(ping)轉(zhuan)換的，稱(cheng)為(wei)立臥式(shi)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)或五面(mian)加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)，也稱(cheng)復合加(jia)工中(zhong)(zhong)(zhong)(zhong)心(xin)。

按加工中心運(yun)動(dong)坐(zuo)標(biao)數(shu)(shu)和(he)同(tong)時(shi)控(kong)制(zhi)的(de)坐(zuo)標(biao)數(shu)(shu)分：有三(san)軸二聯動(dong)、三(san)軸三(san)聯動(dong)、四(si)軸三(san)聯動(dong)、五(wu)軸四(si)聯動(dong)、六軸五(wu)聯動(dong)等。三(san)軸、四(si)軸是(shi)指加工中心具有的(de)運(yun)動(dong)坐(zuo)標(biao)數(shu)(shu)，聯動(dong)是(shi)指控(kong)制(zhi)系統可以同(tong)時(shi)控(kong)制(zhi)運(yun)動(dong)的(de)坐(zuo)標(biao)數(shu)(shu)，從(cong)而實(shi)現刀具相對工件的(de)位置和(he)速度控(kong)制(zhi)。

按工(gong)作(zuo)臺(tai)的數量和功能分：有單工(gong)作(zuo)臺(tai)加(jia)工(gong)中(zhong)心、雙工(gong)作(zuo)臺(tai)加(jia)工(gong)中(zhong)心，和多工(gong)作(zuo)臺(tai)加(jia)工(gong)中(zhong)心。

cnc五軸加工

按加(jia)(jia)工精(jing)度(du)(du)分(fen)：有普(pu)通(tong)加(jia)(jia)工中(zhong)(zhong)心和高(gao)精(jing)度(du)(du)加(jia)(jia)工中(zhong)(zhong)心。普(pu)通(tong)加(jia)(jia)工中(zhong)(zhong)心，分(fen)辨率(lv)為1μm，大進(jin)給(gei)速度(du)(du)15～25m/min，定位(wei)精(jing)度(du)(du)l0μm左右(you)。高(gao)精(jing)度(du)(du)加(jia)(jia)工中(zhong)(zhong)心、分(fen)辨率(lv)為0.1μm，大進(jin)給(gei)速度(du)(du)為15～100m/min，定位(wei)精(jing)度(du)(du)為2μm左右(you)。介(jie)于2～l0μm之間的，以±5μm較(jiao)多，可稱精(jing)密級。