天(tian)津市(shi)龍門刨床數(shu)控機床作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)移動(dong)在筆直(zhi)平(ping)面內直(zhi)線(xian)(xian)度(du)差錯(cuo)檢查(cha)，在作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)面的(de)(de)基地方(fang)(fang)位(wei)上，和作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)移動(dong)方(fang)(fang)向平(ping)行(xing)(xing)放置一(yi)(yi)個水平(ping)儀。作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)自一(yi)(yi)個極點(dian)方(fang)(fang)位(wei)，移至另一(yi)(yi)極點(dian)，移動(dong)作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)每(mei)隔(ge)500mm（或小(xiao)于500mm），記(ji)載一(yi)(yi)次水平(ping)儀讀數(shu)。在作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)悉數(shu)行(xing)(xing)程上，記(ji)載水平(ping)儀每(mei)檔方(fang)(fang)位(wei)的(de)(de)讀數(shu)。將水平(ping)儀的(de)(de)讀數(shu)順次擺(bai)放，畫(hua)出作(zuo)(zuo)業(ye)(ye)臺(tai)(tai)(tai)的(de)(de)運(yun)動(dong)曲線(xian)(xian)。在1000mm行(xing)(xing)程長度(du)上的(de)(de)運(yun)動(dong)曲線(xian)(xian)至兩頭點(dian)連(lian)線(xian)(xian)的(de)(de)較大坐標，即是1000mm長度(du)上的(de)(de)直(zhi)線(xian)(xian)度(du)差錯(cuo)。 作(zuo)(zuo)彼此(ci)平(ping)行(xing)(xing)的(de)(de)直(zhi)線(xian)(xian)包容(rong)運(yun)動(dong)曲線(xian)(xian)，間隔(ge)最小(xiao)的(de)(de)兩條平(ping)行(xing)(xing)線(xian)(xian)間的(de)(de)坐標值(zhi)，即是導軌悉數(shu)行(xing)(xing)程長度(du)上的(de)(de)直(zhi)線(xian)(xian)度(du)差錯(cuo)。

數控車床(chuang)外圓磨床(chuang)、螺紋(wen)磨床(chuang)、拉刀磨床(chuang)、龍門刨(bao)床(chuang)和龍門銑(xian)床(chuang)等作(zuo)(zuo)業(ye)(ye)臺(tai)移(yi)動時傾(qing)斜度差錯(cuo)的檢查，在作(zuo)(zuo)業(ye)(ye)臺(tai)基地，筆(bi)直于作(zuo)(zuo)業(ye)(ye)臺(tai)移(yi)動方向(xiang)放置一(yi)個水(shui)平(ping)儀(yi)（假如磨床(chuang)是斜臺(tai)面，水(shui)平(ping)儀(yi)應放在專用(yong)墊板上(shang))。廠家(jia)移(yi)動作(zuo)(zuo)業(ye)(ye)臺(tai)，每(mei)隔250mm（或(huo)500mm、或(huo)小于此(ci)值）記載一(yi)次(ci)讀(du)(du)數，短床(chuang)身在作(zuo)(zuo)業(ye)(ye)臺(tai)悉數行程上(shang)至少(shao)記載三個讀(du)(du)數。水(shui)平(ping)儀(yi)在1000mm行程上(shang)和悉數行程上(shang)讀(du)(du)數的大代數差，即是作(zuo)(zuo)業(ye)(ye)臺(tai)移(yi)動時的傾(qing)斜度差錯(cuo)。

通常(chang)河北反轉(zhuan)作(zuo)業(ye)(ye)臺是銑床的(de)(de)(de)附件(jian)，自動(dong)化車(che)床分(fen)(fen)度精(jing)度較低，故可(ke)選用八(ba)方(fang)檢(jian)(jian)具(ju)進行檢(jian)(jian)查。八(ba)方(fang)檢(jian)(jian)具(ju)的(de)(de)(de)外接圓直徑250mm。在(zai)(zai)作(zuo)業(ye)(ye)臺錐孔中嚴密刺進八(ba)方(fang)檢(jian)(jian)具(ju)的(de)(de)(de)定位心軸，以(yi)確保作(zuo)業(ye)(ye)臺反轉(zhuan)基(ji)(ji)地與八(ba)方(fang)檢(jian)(jian)具(ju)外接圓基(ji)(ji)地重(zhong)合。 將(jiang)被檢(jian)(jian)作(zuo)業(ye)(ye)臺固(gu)定于查驗平板上(shang)，將(jiang)千(qian)(qian)分(fen)(fen)表(biao)(biao)底座上(shang)的(de)(de)(de)凸(tu)緣靠緊在(zai)(zai)查驗平板上(shang)導(dao)向槽(cao)(cao)(cao)的(de)(de)(de)旁邊(bian)面沒有導(dao)向槽(cao)(cao)(cao)的(de)(de)(de)可(ke)用平尺替代)，使(shi)千(qian)(qian)分(fen)(fen)表(biao)(biao)測頭頂在(zai)(zai)八(ba)方(fang)檢(jian)(jian)具(ju)的(de)(de)(de)一(yi)(yi)邊(bian)上(shang)，沿(yan)導(dao)向槽(cao)(cao)(cao)移動(dong)千(qian)(qian)分(fen)(fen)表(biao)(biao)座，使(shi)千(qian)(qian)分(fen)(fen)表(biao)(biao)在(zai)(zai)兩處的(de)(de)(de)讀(du)數(shu)(shu)(shu)一(yi)(yi)樣（靠滾動(dong)蝸桿手柄來(lai)調整）。然(ran)后將(jiang)作(zuo)業(ye)(ye)臺轉(zhuan)過45°（即360°/8），千(qian)(qian)分(fen)(fen)表(biao)(biao)在(zai)(zai)另一(yi)(yi)邊(bian)的(de)(de)(de)悉數(shu)(shu)(shu)長度上(shang)檢(jian)(jian)查，順次檢(jian)(jian)查各邊(bian)。千(qian)(qian)分(fen)(fen)表(biao)(biao)在(zai)(zai)恣意一(yi)(yi)邊(bian)兩頭讀(du)數(shu)(shu)(shu)的(de)(de)(de)較大(da)差值即是分(fen)(fen)度差錯。

編(bian)程原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)、工(gong)(gong)(gong)(gong)件(jian)(jian)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)的(de)(de)(de)(de)概(gai)念，編(bian)程坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)是(shi)(shi)(shi)為(wei)(wei)了(le)編(bian)程的(de)(de)(de)(de)需(xu)要(yao)在(zai)零(ling)(ling)件(jian)(jian)圖紙上(shang)(shang)所(suo)建(jian)立(li)起來(lai)(lai)的(de)(de)(de)(de)坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)，它(ta)的(de)(de)(de)(de)坐(zuo)(zuo)標(biao)(biao)(biao)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)稱(cheng)為(wei)(wei)編(bian)程原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)，它(ta)是(shi)(shi)(shi)用(yong)來(lai)(lai)計算(suan)編(bian)程尺寸基(ji)點(dian)(dian)(dian)坐(zuo)(zuo)標(biao)(biao)(biao)的(de)(de)(de)(de)基(ji)準點(dian)(dian)(dian)。編(bian)程原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)的(de)(de)(de)(de)選(xuan)擇要(yao)根據(ju)零(ling)(ling)件(jian)(jian)圖上(shang)(shang)的(de)(de)(de)(de)尺寸，位(wei)置的(de)(de)(de)(de)設計基(ji)準來(lai)(lai)選(xuan)擇，一般盡(jin)可能要(yao)讓編(bian)程原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)與設計基(ji)準重合。工(gong)(gong)(gong)(gong)件(jian)(jian)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)是(shi)(shi)(shi)在(zai)零(ling)(ling)件(jian)(jian)的(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)(gong)過程中，為(wei)(wei)了(le)讓機床和(he)(he)工(gong)(gong)(gong)(gong)件(jian)(jian)之間建(jian)立(li)起正(zheng)確(que)(que)的(de)(de)(de)(de)相(xiang)對加(jia)工(gong)(gong)(gong)(gong)位(wei)置，從而(er)保證(zheng)加(jia)工(gong)(gong)(gong)(gong)軌跡的(de)(de)(de)(de)正(zheng)確(que)(que)性(xing)，而(er)在(zai)機床的(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)(gong)范(fan)圍(wei)內所(suo)建(jian)立(li)的(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)(gong)坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)，它(ta)的(de)(de)(de)(de)坐(zuo)(zuo)標(biao)(biao)(biao)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)稱(cheng)為(wei)(wei)工(gong)(gong)(gong)(gong)件(jian)(jian)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)。工(gong)(gong)(gong)(gong)件(jian)(jian)坐(zuo)(zuo)標(biao)(biao)(biao)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)的(de)(de)(de)(de)選(xuan)擇是(shi)(shi)(shi)在(zai)機床的(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)(gong)范(fan)圍(wei)內進行選(xuan)取，可以在(zai)工(gong)(gong)(gong)(gong)件(jian)(jian)上(shang)(shang)，夾具(ju)上(shang)(shang)或(huo)靠(kao)近工(gong)(gong)(gong)(gong)件(jian)(jian)和(he)(he)夾具(ju)的(de)(de)(de)(de)某一位(wei)置。數(shu)控車床廠家零(ling)(ling)件(jian)(jian)被定(ding)位(wei)和(he)(he)裝夾在(zai)機床上(shang)(shang)之后，相(xiang)應的(de)(de)(de)(de)編(bian)程原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)在(zai)機床坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)中的(de)(de)(de)(de)位(wei)置應與工(gong)(gong)(gong)(gong)件(jian)(jian)的(de)(de)(de)(de)加(jia)工(gong)(gong)(gong)(gong)原(yuan)(yuan)(yuan)(yuan)(yuan)點(dian)(dian)(dian)重合。因此需(xu)要(yao)通過對刀的(de)(de)(de)(de)手(shou)段建(jian)立(li)工(gong)(gong)(gong)(gong)件(jian)(jian)坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)即為(wei)(wei)加(jia)工(gong)(gong)(gong)(gong)坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)，之后通過調用(yong)并執行程序(xu)中的(de)(de)(de)(de)工(gong)(gong)(gong)(gong)件(jian)(jian)坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)建(jian)立(li)指(zhi)令(ling)，比如零(ling)(ling)點(dian)(dian)(dian)偏置指(zhi)令(ling)，建(jian)立(li)局部坐(zuo)(zuo)標(biao)(biao)(biao)系(xi)指(zhi)令(ling)等，從而(er)保證(zheng)零(ling)(ling)件(jian)(jian)的(de)(de)(de)(de)正(zheng)確(que)(que)加(jia)工(gong)(gong)(gong)(gong)。

在(zai)縱(zong)切車床(chuang)數控(kong)加工(gong)中(zhong)心(xin)設(she)備(bei)使用(yong)時(shi)，由于(yu)銷售企業生產(chan)時(shi)空氣一般會有一定的油霧、灰塵(chen)以及(ji)金(jin)屬粉末等，設(she)備(bei)免不了(le)被灰塵(chen)污(wu)物所污(wu)染，若(ruo)是這(zhe)些污(wu)染物進入到設(she)備(bei)的內部，有可(ke)能會落到加工(gong)中(zhong)心(xin)設(she)備(bei)的核心(xin)電(dian)路板(ban)或電(dian)子(zi)器(qi)件(jian)上(shang)，一旦落在(zai)這(zhe)上(shang)面就會使得電(dian)子(zi)器(qi)件(jian)的絕緣電(dian)阻(zu)下降，甚(shen)至會損壞電(dian)子(zi)設(she)備(bei)及(ji)電(dian)路板(ban)，為了(le)防止(zhi)這(zhe)種情況(kuang)的發生，數控(kong)中(zhong)心(xin)設(she)備(bei)一定要經常打掃。