數控加(jia)(jia)工(gong)中(zhong)刀具(ju)的(de)(de)選擇和切(qie)削(xue)用量(liang)的(de)(de)確(que)(que)定(ding)：刀具(ju)的(de)(de)選擇和切(qie)削(xue)用量(liang)的(de)(de)確(que)(que)定(ding)是(shi)數控加(jia)(jia)工(gong)工(gong)藝(yi)中(zhong)的(de)(de)重要內容，它不(bu)僅影響數控機床的(de)(de)加(jia)(jia)工(gong)效率，而(er)且直接(jie)影響加(jia)(jia)工(gong)質量(liang)。CAD/CAM技術的(de)(de)發(fa)展，使(shi)得在(zai)數控加(jia)(jia)工(gong)中(zhong)直接(jie)利用CAD的(de)(de)設計數據成(cheng)為(wei)可能。特(te)別是(shi)微機與數控機床的(de)(de)聯接(jie)，數控機床加(jia)(jia)工(gong)中(zhong)心，使(shi)得設計、工(gong)藝(yi)規劃(hua)及編程的(de)(de)整個過(guo)程全(quan)部在(zai)計算機上完成(cheng)成(cheng)為(wei)可能。

有的(de)廠商開(kai)發了專門(men)支(zhi)持高(gao)(gao)速(su)(su)加(jia)工(gong)的(de)后(hou)置(zhi)(zhi)處(chu)理(li)(li)(li)器(qi)。這種后(hou)置(zhi)(zhi)處(chu)理(li)(li)(li)器(qi)對于(yu)配(pei)備有高(gao)(gao)速(su)(su)加(jia)工(gong)控(kong)制器(qi)的(de)機床，數(shu)控(kong)加(jia)工(gong)公司，可借助該后(hou)置(zhi)(zhi)處(chu)理(li)(li)(li)器(qi)所配(pei)置(zhi)(zhi)的(de)系統(tong)工(gong)具，描述自己的(de)高(gao)(gao)速(su)(su)加(jia)工(gong)需(xu)求特征，合肥(fei)數(shu)控(kong)加(jia)工(gong)，后(hou)置(zhi)(zhi)處(chu)理(li)(li)(li)器(qi)可生成相應的(de)代(dai)碼，激1活/撤消相應的(de)高(gao)(gao)速(su)(su)加(jia)工(gong)操作指(zhi)令，可根(gen)據使用需(xu)求進行(xing)仿1真(zhen)。對于(yu)未(wei)配(pei)備高(gao)(gao)速(su)(su)加(jia)工(gong)控(kong)制器(qi)的(de)機床，該后(hou)置(zhi)(zhi)處(chu)理(li)(li)(li)器(qi)還能設(she)(she)定進給速(su)(su)度變(bian)化的(de)1大允許增量(liang)，根(gen)據允許慣性力(li)設(she)(she)定允許的(de)1大加(jia)/減(jian)速(su)(su)，設(she)(she)定加(jia)速(su)(su)時間(jian)常(chang)數(shu)和(he)回路增益(yi)時間(jian)常(chang)數(shu)，設(she)(she)定速(su)(su)度超調數(shu)據等。

總之，數(shu)控(kong)加工(gong)(gong)(gong)中心(xin)廠(chang)家，在(zai)數(shu)控(kong)機(ji)床(chuang)加工(gong)(gong)(gong)零件(jian)(jian)(jian)時，應(ying)先根據零件(jian)(jian)(jian)圖樣對零件(jian)(jian)(jian)進(jin)行全(quan)1面分析，弄清零件(jian)(jian)(jian)的(de)(de)結構形狀，尺寸(cun)和(he)技術要求(qiu)，由此確定零件(jian)(jian)(jian)加工(gong)(gong)(gong)的(de)(de)工(gong)(gong)(gong)藝(yi)過程和(he)工(gong)(gong)(gong)藝(yi)路(lu)線。數(shu)控(kong)加工(gong)(gong)(gong)后置處理技術：數(shu)控(kong)編(bian)程是CAM的(de)(de)重要組成(cheng)(cheng)部分。它包括加工(gong)(gong)(gong)刀(dao)具(ju)(ju)路(lu)徑文件(jian)(jian)(jian)的(de)(de)生(sheng)成(cheng)(cheng)和(he)機(ji)床(chuang)數(shu)控(kong)代碼指令集的(de)(de)生(sheng)成(cheng)(cheng)。加工(gong)(gong)(gong)刀(dao)具(ju)(ju)路(lu)徑文件(jian)(jian)(jian)可(ke)利(li)用CAD/CAM軟件(jian)(jian)(jian)，根據加工(gong)(gong)(gong)對象(xiang)的(de)(de)結構特征(zheng)(zheng)、加工(gong)(gong)(gong)環(huan)境特征(zheng)(zheng)（其中包括機(ji)床(chuang)-夾具(ju)(ju)-刀(dao)具(ju)(ju)-工(gong)(gong)(gong)件(jian)(jian)(jian)所(suo)組成(cheng)(cheng)的(de)(de)具(ju)(ju)體工(gong)(gong)(gong)序(xu)加工(gong)(gong)(gong)系統的(de)(de)特征(zheng)(zheng)）以(yi)及加工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)設計的(de)(de)具(ju)(ju)體特征(zheng)(zheng)來生(sheng)成(cheng)(cheng)描(miao)述加工(gong)(gong)(gong)過程的(de)(de)刀(dao)具(ju)(ju)路(lu)徑文件(jian)(jian)(jian)。