數(shu)控(kong)加(jia)(jia)工(gong)(gong)切削用量(liang)的(de)(de)確定：(1)主軸(zhou)(zhou)轉(zhuan)速n(r/min)：1主軸(zhou)(zhou)轉(zhuan)速一(yi)般根據切削速度(du)來選定。計算公(gong)式為：n=1000/d，式中d為刀(dao)具(ju)直(zhi)徑(mm)。數(shu)控(kong)機床的(de)(de)控(kong)制面(mian)板上一(yi)般配有(you)主軸(zhou)(zhou)轉(zhuan)速修調(diao)(倍率)開關，可(ke)在加(jia)(jia)工(gong)(gong)過程中對主軸(zhou)(zhou)轉(zhuan)速進(jin)行(xing)倍率調(diao)整。(2)進(jin)給速度(du)F：進(jin)給速度(du)應根據零件的(de)(de)加(jia)(jia)工(gong)(gong)精(jing)度(du)和表面(mian)粗糙度(du)要(yao)求(qiu)以及(ji)刀(dao)具(ju)和工(gong)(gong)件材料來選擇(ze)。

在(zai)數控(kong)加(jia)工中(zhong)，數控(kong)加(jia)工中(zhong)心價(jia)格，由于刀(dao)具的刃磨、測(ce)量和(he)更(geng)換多為(wei)人工手動進行，占用輔助時間較(jiao)長，因此，必須合理(li)安排刀(dao)具的排列(lie)順序。一(yi)般應遵循以(yi)下原則：①盡(jin)量減少(shao)刀(dao)具數量；②一(yi)把刀(dao)具裝夾(jia)后，應完成(cheng)其所能進行的所有(you)加(jia)工部位；③粗精(jing)加(jia)工的刀(dao)具應分開使(shi)用，即使(shi)是相同尺寸規格的刀(dao)具；④先面(mian)后孔；⑤行曲面(mian)精(jing)加(jia)工，數控(kong)加(jia)工廠家(jia)，后進行二(er)維輪廓精(jing)加(jia)工；⑥在(zai)可能的情況(kuang)下，應盡(jin)可能利用數控(kong)機床的自動換刀(dao)功能，以(yi)提高(gao)生產(chan)效率等。

數(shu)(shu)控(kong)(kong)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)與傳(chuan)統(tong)機加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)的(de)(de)區別。加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)：在(zai)普通機加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)中(zhong)，大型數(shu)(shu)控(kong)(kong)車床(chuang)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)，無論是(shi)定位基準、裝夾方(fang)(fang)式(shi)、刀具、切削方(fang)(fang)法等方(fang)(fang)面都(dou)可以(yi)進(jin)(jin)行簡(jian)化(hua)處理，但數(shu)(shu)據加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)則(ze)比較復雜，需要對這(zhe)些因(yin)素進(jin)(jin)行充分的(de)(de)考慮，而且即使相同的(de)(de)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)任務，合肥數(shu)(shu)控(kong)(kong)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)，數(shu)(shu)控(kong)(kong)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)則(ze)可以(yi)有多個(ge)(ge)方(fang)(fang)案，可以(yi)對多個(ge)(ge)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)部(bu)位及(ji)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)刀具作(zuo)為(wei)主線(xian)進(jin)(jin)行工(gong)(gong)(gong)(gong)藝(yi)上(shang)的(de)(de)安排，工(gong)(gong)(gong)(gong)藝(yi)具有多樣化(hua)的(de)(de)特點，這(zhe)是(shi)數(shu)(shu)控(kong)(kong)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)與傳(chuan)統(tong)機加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝(yi)的(de)(de)區別。