DNC系統(tong)(tong)是(shi)一種用(yong)于(yu)(yu)在數(shu)控(kong)機(ji)床上進(jin)行(xing)零(ling)件加工(gong)(gong)(gong)的(de)(de)計(ji)算機(ji)化(hua)設(she)備。它可(ke)以將(jiang)CAD/CAM軟件中的(de)(de)設(she)計(ji)數(shu)據(ju)直(zhi)接(jie)(jie)下載到機(ji)床控(kong)制(zhi)器(qi)的(de)(de)存儲器(qi)中，機(ji)加工(gong)(gong)(gong)稼動(dong)率(lv)(lv)采集定制(zhi)，從而(er)實現快速、的(de)(de)制(zhi)造過(guo)(guo)程(cheng)。該系統(tong)(tong)的(de)(de)是(shi)通(tong)(tong)信(xin)協議(yi)和網絡結構的(de)(de)選擇(ze)與搭建以及相關軟件的(de)(de)安裝和使(shi)用(yong)兩個(ge)方面(mian)：首先(xian)需要(yao)選擇(ze)合適(shi)的(de)(de)通(tong)(tong)訊接(jie)(jie)口（如MPI或以太(tai)網），湖(hu)南機(ji)加工(gong)(gong)(gong)稼動(dong)率(lv)(lv)采集，構建起(qi)能(neng)夠連(lian)接(jie)(jie)所有參與主機(ji)的(de)(de)單元的(de)(de)網絡；然后通(tong)(tong)過(guo)(guo)各種形式(shi)的(de)(de)TCP／IP方式(shi)將(jiang)這些(xie)獨立的(de)(de)主服務器(qi)相互(hu)聯(lian)網才能(neng)實現信(xin)息的(de)(de)共享功能(neng)等(deng)等(deng)指令信(xin)號(hao)可(ke)以互(hu)相傳遞信(xin)息等(deng)功能(neng)。操作(zuo)人(ren)(ren)員(yuan)可(ke)以在電腦上讀(du)取(qu)待傳輸刀(dao)具信(xin)息和工(gong)(gong)(gong)件坐標系等(deng)重要(yao)的(de)(de)參數(shu)對目標機(ji)器(qi)的(de)(de)控(kong)制(zhi)權予以下達并使(shi)之做(zuo)出相應的(de)(de)動(dong)作(zuo)接(jie)(jie)收已編輯(ji)好(hao)的(de)(de)加工(gong)(gong)(gong)程(cheng)序并通(tong)(tong)過(guo)(guo)數(shu)據(ju)線傳入(ru)電腦里備查程(cheng)序可(ke)以通(tong)(tong)過(guo)(guo)無(wu)線的(de)(de)數(shu)據(ju)專線將(jiang)工(gong)(gong)(gong)序傳至機(ji)器(qi)人(ren)(ren)使(shi)其(qi)按照預定的(de)(de)軌跡使(shi)工(gong)(gong)(gong)具處于(yu)(yu)佳狀態從而(er)保(bao)證產品的(de)(de)質量不(bu)斷提高工(gong)(gong)(gong)作(zuo)效率(lv)(lv)降低(di)成本提高企業的(de)(de)競(jing)爭(zheng)力此外(wai)還可(ke)以通(tong)(tong)過(guo)(guo)對生產數(shu)據(ju)的(de)(de)分析不(bu)斷優化(hua)工(gong)(gong)(gong)藝流程(cheng)并對違規操作(zuo)的(de)(de)報警提示進(jin)一步提高了設(she)備的(de)(de)可(ke)靠性和安全(quan)性

NC傳輸系(xi)統（NumericalControlTransmission）是一種(zhong)數控機床、加工(gong)中(zhong)心等(deng)自動(dong)化設備中(zhong)常用(yong)的(de)數據通(tong)信方式(shi)。它基于RS-233協議，機加工(gong)稼動(dong)率采集介紹，使(shi)用(yong)調制(zhi)解調器將數字信號轉換(huan)為模擬電平進(jin)行(xing)遠距離(li)傳送(song)或(huo)接收控制(zhi)指令實現遠程操作(zuo)和監控等(deng)功(gong)能[1]。該系(xi)統的(de)優(you)點在(zai)于其可靠(kao)性(xing)和穩定性(xing)高且易于維護；缺點則包括通(tong)訊速率較低(di)以及在(zai)長線路上(shang)易受干擾而產生誤碼等(deng)問題影(ying)響數據的(de)準確傳遞和使(shi)用(yong)效果。[4]

NC傳輸系(xi)(xi)(xi)統(tong)，也被稱(cheng)為數(shu)(shu)(shu)控(kong)(kong)（NumericalControl）或(huo)CNC(ComputerizedNumericallyControlled)，是一種(zhong)用(yong)(yong)于控(kong)(kong)制機(ji)器(qi)設(she)備進行切(qie)削和成(cheng)型的(de)方(fang)法。它基(ji)于數(shu)(shu)(shu)字信號處理技(ji)術(shu)來操(cao)作機(ji)床和其他制造工具以實(shi)現生產過程(cheng)自(zi)動化、數(shu)(shu)(shu)字化以及智能(neng)化管理的(de)基(ji)礎(chu)平臺(tai)和技(ji)術(shu)支撐環境構成(cheng)的(de)系(xi)(xi)(xi)統(tong)集(ji)合體(ti)；其技(ji)術(shu)是計算(suan)機(ji)數(shu)(shu)(shu)值控(kong)(kong)制系(xi)(xi)(xi)統(tong)硬件與軟件體(ti)系(xi)(xi)(xi)結構的(de)設(she)計與應(ying)用(yong)(yong)集(ji)成(cheng)方(fang)法等基(ji)礎(chu)理論問(wen)題研究(jiu)內容主(zhu)要包(bao)括：軸坐標加工程(cheng)序(xu)解(jie)算(suan)及運動軌跡計算(suan)的(de)組(zu)織方(fang)式在(zai)數(shu)(shu)(shu)傳模式方(fang)面有(you)關多種(zhong)可編程(cheng)的(de)控(kong)(kong)制器(qi)接入設(she)備的(de)同步(bu)數(shu)(shu)(shu)據(ju)格式方(fang)面的(de)擴展通信接口及應(ying)用(yong)(yong)等技(ji)術(shu)規定部分(fen)總(zong)稱(cheng)