東北(bei)橫(heng)梁(liang)(liang)(liang)移(yi)(yi)動(dong)(dong)(dong)時(shi)(shi)傾(qing)斜度差(cha)錯的(de)檢(jian)(jian)查(cha)辦(ban)法,在(zai)橫(heng)梁(liang)(liang)(liang)導軌的(de)基地方(fang)位,平行于(yu)(yu)橫(heng)梁(liang)(liang)(liang)放(fang)置一個水(shui)平儀(yi)。移(yi)(yi)動(dong)(dong)(dong)橫(heng)梁(liang)(liang)(liang),每隔(ge)500mm(或小(xiao)于(yu)(yu)500mm)記載(zai)一次(ci)讀數,在(zai)橫(heng)梁(liang)(liang)(liang)悉數行程上至(zhi)少記載(zai)3個讀數。在(zai)橫(heng)梁(liang)(liang)(liang)悉數行程上檢(jian)(jian)查(cha)時(shi)(shi),兩筆直刀(dao)架(或銑頭)應移(yi)(yi)到橫(heng)梁(liang)(liang)(liang)上相對稱(cheng)的(de)方(fang)位。而橫(heng)梁(liang)(liang)(liang)的(de)移(yi)(yi)動(dong)(dong)(dong)方(fang)向,只(zhi)能由(you)下往上,不能往復。這種辦(ban)法多用于(yu)(yu)龍門(men)刨床、數控銑床、立(li)式車床等橫(heng)梁(liang)(liang)(liang)移(yi)(yi)動(dong)(dong)(dong)時(shi)(shi)的(de)傾(qing)斜度差(cha)錯的(de)檢(jian)(jian)查(cha)。
數控機(ji)床檢查作(zuo)(zuo)業臺移(yi)動(dong)對水平銑(xian)頭(tou)(tou)(tou)主(zhu)軸(zhou)軸(zhou)線的(de)筆直度(du)差(cha)錯的(de)辦法。銷售檢查時(shi),將進口水平銑(xian)頭(tou)(tou)(tou)固(gu)定(ding)在(zai)接(jie)近作(zuo)(zuo)業臺面的(de)方(fang)位,夾緊主(zhu)軸(zhou)套筒,可旋轉視點(dian)的(de)銑(xian)頭(tou)(tou)(tou)應調整到(dao)零位。作(zuo)(zuo)業臺移(yi)至導軌基地(di),即離(li)主(zhu)軸(zhou)軸(zhou)線L/2的(de)當地(di),并在(zai)作(zuo)(zuo)業臺T形槽中放一(yi)專(zhuan)用(yong)滑塊,使滑塊凸緣緊靠在(zai)基地(di)T形槽的(de)旁(pang)邊面上(shang)(shang)(shang)。在(zai)主(zhu)軸(zhou)上(shang)(shang)(shang)固(gu)定(ding)一(yi)個(ge)角(jiao)形表(biao)桿,使千分(fen)表(biao)測頭(tou)(tou)(tou)頂在(zai)滑塊的(de)旁(pang)邊面上(shang)(shang)(shang),記下(xia)表(biao)的(de)讀數。滑塊不動(dong),移(yi)動(dong)作(zuo)(zuo)業臺L長(chang)度(du)后(L的(de)長(chang)度(du)按機(ji)床不一(yi)樣(yang)規格(ge),由沈陽機(ji)床精度(du)查驗規范斷定(ding)),放置(zhi)主(zhu)軸(zhou)180°使千分(fen)表(biao)觸頭(tou)(tou)(tou)再次觸及(ji)滑塊的(de)旁(pang)邊面上(shang)(shang)(shang)查驗。千分(fen)表(biao)兩次讀數的(de)較大差(cha)值(zhi)即是(shi)筆直度(du)差(cha)錯。
用光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)作比照檢(jian)查(cha)(cha)時,將(jiang)一(yi)根兩頭(tou)(tou)(tou)帶莫氏(shi)錐度(du)(du)(du)(du)的查(cha)(cha)驗(yan)棒,一(yi)端刺進光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)主軸(zhou)錐孔中(zhong)嚴(yan)密配合,另(ling)一(yi)端嚴(yan)密地(di)刺進被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)主軸(zhou)錐孔中(zhong),使兩個分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)連成一(yi)體。被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)與光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)主軸(zhou)基地(di)不等(deng)高時應調整墊(dian)平。脫開光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)的手(shou)搖分(fen)(fen)度(du)(du)(du)(du)組織,滾(gun)動(dong)被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)的手(shou)柄,北京進口車床使被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)滾(gun)動(dong),一(yi)起經過(guo)查(cha)(cha)驗(yan)棒可股動(dong)光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)滾(gun)動(dong)。當(dang)被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)斷(duan)定(ding)在開始方位(wei)時,記(ji)下光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)滾(gun)動(dong)。當(dang)被(bei)檢(jian)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)斷(duan)定(ding)在開始方位(wei)時,記(ji)下光(guang)學(xue)(xue)分(fen)(fen)度(du)(du)(du)(du)頭(tou)(tou)(tou)開始方位(wei)的讀數值。
10年(nian)(nian)數(shu)控(kong)車床(chuang)老師傅分(fen)享(xiang)的操作技(ji)巧與心得(de)(de):時(shi)間如逝,一轉眼操作沈(shen)陽數(shu)控(kong)機(ji)(ji)床(chuang)已有(you)十年(nian)(nian),十年(nian)(nian)的摸爬滾打(da)讓我積累了數(shu)控(kong)車床(chuang)的一些(xie)加(jia)(jia)工(gong)技(ji)巧與心得(de)(de),與各(ge)位同仁交流。因加(jia)(jia)工(gong)零件(jian)(jian)的更換頻繁及工(gong)廠(chang)條件(jian)(jian)受限,十年(nian)(nian)來我們都是自己(ji)編程(cheng)(cheng)(cheng),自己(ji)對(dui)刀(dao)(dao),自己(ji)調(diao)試(shi)及完(wan)成(cheng)零件(jian)(jian)的加(jia)(jia)工(gong),總結起來操作技(ji)巧分(fen)為以(yi)下幾點:零件(jian)(jian)在(zai)編完(wan)程(cheng)(cheng)(cheng)序,對(dui)好(hao)刀(dao)(dao)后需要進行(xing)試(shi)切調(diao)試(shi),為了防止程(cheng)(cheng)(cheng)序上出現錯誤和(he)對(dui)刀(dao)(dao)的失誤,造成(cheng)撞機(ji)(ji)事故,我們應(ying)該先進行(xing)空行(xing)程(cheng)(cheng)(cheng)模(mo)(mo)擬加(jia)(jia)工(gong),廠(chang)家(jia)在(zai)機(ji)(ji)床(chuang)的座標系里面對(dui)刀(dao)(dao)具向(xiang)右整體平移零件(jian)(jian)總長的2——3倍(bei);然(ran)后開(kai)始模(mo)(mo)擬加(jia)(jia)工(gong),模(mo)(mo)擬加(jia)(jia)工(gong)完(wan)成(cheng)以(yi)后確認(ren)程(cheng)(cheng)(cheng)序及對(dui)刀(dao)(dao)無誤,再開(kai)始對(dui)零件(jian)(jian)進行(xing)加(jia)(jia)工(gong),首(shou)(shou)件(jian)(jian)零件(jian)(jian)加(jia)(jia)工(gong)完(wan)成(cheng)后,先自檢,確認(ren)合(he)格(ge)(ge),再找專(zhuan)(zhuan)職檢驗(yan)檢查(cha),專(zhuan)(zhuan)職檢驗(yan)確認(ren)合(he)格(ge)(ge)后這才表(biao)示(shi)調(diao)試(shi)結束。成(cheng)零件(jian)(jian)在(zai)首(shou)(shou)件(jian)(jian)試(shi)切完(wan)成(cheng)后,就(jiu)要進行(xing)成(cheng)批生產,但首(shou)(shou)件(jian)(jian)的合(he)格(ge)(ge)并不 等于整批零件(jian)(jian)就(jiu)會(hui)合(he)格(ge)(ge),因為在(zai)加(jia)(jia)工(gong)過程(cheng)(cheng)(cheng)中,因加(jia)(jia)工(gong)材料的不同會(hui)使刀(dao)(dao)具產生