東(dong)北橫(heng)(heng)梁(liang)(liang)(liang)移(yi)動時(shi)傾斜度差錯(cuo)的(de)檢查(cha)辦(ban)法，在(zai)(zai)橫(heng)(heng)梁(liang)(liang)(liang)導軌的(de)基(ji)地方位(wei)，平行于(yu)橫(heng)(heng)梁(liang)(liang)(liang)放置一(yi)個水平儀。移(yi)動橫(heng)(heng)梁(liang)(liang)(liang)，每隔500mm（或(huo)小于(yu)500mm）記載一(yi)次讀數(shu)，在(zai)(zai)橫(heng)(heng)梁(liang)(liang)(liang)悉(xi)數(shu)行程上(shang)(shang)至少記載3個讀數(shu)。在(zai)(zai)橫(heng)(heng)梁(liang)(liang)(liang)悉(xi)數(shu)行程上(shang)(shang)檢查(cha)時(shi)，兩筆直刀(dao)架(jia)（或(huo)銑頭）應移(yi)到(dao)橫(heng)(heng)梁(liang)(liang)(liang)上(shang)(shang)相對稱(cheng)的(de)方位(wei)。而(er)橫(heng)(heng)梁(liang)(liang)(liang)的(de)移(yi)動方向(xiang)，只能由下往(wang)(wang)上(shang)(shang)，不能往(wang)(wang)復。這(zhe)種(zhong)辦(ban)法多(duo)用(yong)于(yu)龍門刨床、數(shu)控銑床、立式車床等橫(heng)(heng)梁(liang)(liang)(liang)移(yi)動時(shi)的(de)傾斜度差錯(cuo)的(de)檢查(cha)。

數(shu)(shu)控車(che)床溜(liu)板移(yi)動在筆直平(ping)面內直線(xian)(xian)(xian)度差(cha)錯(cuo)檢查：搖擺手(shou)柄，將如架向(xiang)基地線(xian)(xian)(xian)移(yi)動，在溜(liu)板上(shang)(shang)接近刀架的(de)(de)當(dang)地和床身導軌(gui)平(ping)等地放一個水平(ping)儀。溜(liu)板移(yi)至(zhi)近主(zhu)軸箱處，記(ji)(ji)載一次(ci)水平(ping)儀讀(du)數(shu)(shu)，今后進(jin)口溜(liu)板向(xiang)尾座方向(xiang)每移(yi)動500mm（或小(xiao)于(yu)500mm）記(ji)(ji)載一次(ci)讀(du)數(shu)(shu)，在溜(liu)板的(de)(de)悉數(shu)(shu)行(xing)程(cheng)上(shang)(shang)記(ji)(ji)載不(bu)少于(yu)四(si)次(ci)。將水平(ping)儀的(de)(de)讀(du)數(shu)(shu)，順次(ci)擺放，畫出溜(liu)板的(de)(de)運動曲線(xian)(xian)(xian)。在溜(liu)板每移(yi)動1000mm行(xing)程(cheng)上(shang)(shang)的(de)(de)運動曲線(xian)(xian)(xian)至(zhi)它的(de)(de)兩頭點連線(xian)(xian)(xian)間的(de)(de)較(jiao)大(da)坐標(biao)值，即是1000mm行(xing)程(cheng)上(shang)(shang)的(de)(de)直線(xian)(xian)(xian)度差(cha)錯(cuo)。連接悉數(shu)(shu)行(xing)程(cheng)運動曲線(xian)(xian)(xian)的(de)(de)兩頭點連線(xian)(xian)(xian)，運動曲線(xian)(xian)(xian)至(zhi)該連線(xian)(xian)(xian)的(de)(de)較(jiao)大(da)坐標(biao)值，即是悉數(shu)(shu)行(xing)程(cheng)上(shang)(shang)的(de)(de)直線(xian)(xian)(xian)度差(cha)錯(cuo)。

自(zi)動(dong)化車床分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)差錯，將(jiang)規范(fan)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)盤固定(ding)(ding)在(zai)(zai)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)的(de)(de)(de)主(zhu)軸上，要保(bao)持基地(di)重合(he)，讀(du)(du)(du)數顯微(wei)鏡固定(ding)(ding)在(zai)(zai)查(cha)驗平板的(de)(de)(de)支架(jia)上。斷(duan)定(ding)(ding)手(shou)柄的(de)(de)(de)開始(shi)(shi)(shi)方(fang)(fang)位(wei)，使(shi)讀(du)(du)(du)數顯微(wei)鏡和分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)盤對(dui)準零(ling)位(wei)。然后使(shi)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)每轉(zhuan)過90°進行一(yi)(yi)(yi)次讀(du)(du)(du)數，并(bing)作好記(ji)載(zai)。用光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)作比(bi)照檢(jian)查(cha)時，將(jiang)一(yi)(yi)(yi)根兩頭(tou)(tou)(tou)(tou)(tou)帶莫氏錐度(du)(du)(du)(du)(du)(du)(du)的(de)(de)(de)查(cha)驗棒(bang)，一(yi)(yi)(yi)端刺進光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)主(zhu)軸錐孔中(zhong)嚴密配合(he)，另一(yi)(yi)(yi)端嚴密地(di)刺進被(bei)檢(jian)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)主(zhu)軸錐孔中(zhong)，使(shi)兩個分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)連成一(yi)(yi)(yi)體。被(bei)檢(jian)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)與光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)主(zhu)軸基地(di)不等高時應(ying)調整墊(dian)平。脫開光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)的(de)(de)(de)手(shou)搖分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)組織，滾(gun)(gun)(gun)動(dong)被(bei)檢(jian)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)的(de)(de)(de)手(shou)柄，使(shi)被(bei)檢(jian)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)滾(gun)(gun)(gun)動(dong)，一(yi)(yi)(yi)起經過查(cha)驗棒(bang)可股動(dong)光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)滾(gun)(gun)(gun)動(dong)。當被(bei)檢(jian)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)斷(duan)定(ding)(ding)在(zai)(zai)開始(shi)(shi)(shi)方(fang)(fang)位(wei)時，記(ji)下光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)滾(gun)(gun)(gun)動(dong)。當被(bei)檢(jian)廠家分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)斷(duan)定(ding)(ding)在(zai)(zai)開始(shi)(shi)(shi)方(fang)(fang)位(wei)時，記(ji)下光(guang)學(xue)分(fen)(fen)(fen)度(du)(du)(du)(du)(du)(du)(du)頭(tou)(tou)(tou)(tou)(tou)開始(shi)(shi)(shi)方(fang)(fang)位(wei)的(de)(de)(de)讀(du)(du)(du)數值。

通常河(he)北反轉作(zuo)(zuo)業臺是銑床(chuang)的(de)(de)(de)附(fu)件，自動(dong)化車床(chuang)分(fen)(fen)度(du)精度(du)較(jiao)(jiao)低(di)，故(gu)可(ke)選(xuan)用(yong)八方(fang)檢(jian)(jian)(jian)(jian)(jian)具進行檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)。八方(fang)檢(jian)(jian)(jian)(jian)(jian)具的(de)(de)(de)外接(jie)圓(yuan)直徑(jing)250mm。在(zai)作(zuo)(zuo)業臺錐孔中嚴密刺進八方(fang)檢(jian)(jian)(jian)(jian)(jian)具的(de)(de)(de)定(ding)位心(xin)軸，以確保作(zuo)(zuo)業臺反轉基(ji)地與八方(fang)檢(jian)(jian)(jian)(jian)(jian)具外接(jie)圓(yuan)基(ji)地重合(he)。 將被檢(jian)(jian)(jian)(jian)(jian)作(zuo)(zuo)業臺固定(ding)于查(cha)(cha)驗平(ping)(ping)板(ban)上(shang)(shang)，將千分(fen)(fen)表(biao)(biao)(biao)底(di)座上(shang)(shang)的(de)(de)(de)凸緣靠(kao)(kao)緊在(zai)查(cha)(cha)驗平(ping)(ping)板(ban)上(shang)(shang)導(dao)向槽的(de)(de)(de)旁(pang)邊面沒有導(dao)向槽的(de)(de)(de)可(ke)用(yong)平(ping)(ping)尺替代(dai))，使(shi)千分(fen)(fen)表(biao)(biao)(biao)測頭頂在(zai)八方(fang)檢(jian)(jian)(jian)(jian)(jian)具的(de)(de)(de)一邊上(shang)(shang)，沿導(dao)向槽移動(dong)千分(fen)(fen)表(biao)(biao)(biao)座，使(shi)千分(fen)(fen)表(biao)(biao)(biao)在(zai)兩處的(de)(de)(de)讀數一樣（靠(kao)(kao)滾動(dong)蝸桿手柄(bing)來(lai)調整）。然后將作(zuo)(zuo)業臺轉過45°（即360°/8），千分(fen)(fen)表(biao)(biao)(biao)在(zai)另一邊的(de)(de)(de)悉(xi)數長度(du)上(shang)(shang)檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)，順次檢(jian)(jian)(jian)(jian)(jian)查(cha)(cha)各邊。千分(fen)(fen)表(biao)(biao)(biao)在(zai)恣意一邊兩頭讀數的(de)(de)(de)較(jiao)(jiao)大差(cha)值即是分(fen)(fen)度(du)差(cha)錯。