沈陽(yang)機床(chuang)起動前(qian)準(zhun)備 1、工(gong)(gong)件(jian)必須夾(jia)(jia)牢在(zai)夾(jia)(jia)具(ju)或(huo)工(gong)(gong)作(zuo)(zuo)臺(tai)(tai)上,夾(jia)(jia)裝工(gong)(gong)件(jian)的壓板不得(de)長出工(gong)(gong)作(zuo)(zuo)臺(tai)(tai),在(zai)機床(chuang)大(da)行程(cheng)(cheng)(cheng)內不準(zhun)站人。刀(dao)具(ju)不得(de)伸出過(guo)(guo)(guo)長,應(ying)(ying)裝夾(jia)(jia)牢靠。2、校正工(gong)(gong)件(jian)時(shi),嚴(yan)禁(jin)用金屬物(wu)猛敲或(huo)用刀(dao)架(jia)推頂工(gong)(gong)件(jian)。3、工(gong)(gong)件(jian)寬度(du)(du)超(chao)出單臂(bei)刨(bao)(bao)(bao)床(chuang)加工(gong)(gong)寬度(du)(du)時(shi),其(qi)重心(xin)對工(gong)(gong)作(zuo)(zuo)臺(tai)(tai)重心(xin)的偏移(yi)量不應(ying)(ying)大(da)于工(gong)(gong)作(zuo)(zuo)臺(tai)(tai)寬度(du)(du)的四分(fen)之(zhi)一。 4、調整沖程(cheng)(cheng)(cheng)應(ying)(ying)使(shi)刀(dao)具(ju)不接觸工(gong)(gong)件(jian),用手柄(bing)搖動進行全行程(cheng)(cheng)(cheng)試驗(yan),滑枕(zhen)調整后應(ying)(ying)鎖(suo)緊并隨時(shi)取下搖手柄(bing),以免落下傷(shang)人。5、龍(long)門刨(bao)(bao)(bao)床(chuang)的床(chuang)面(mian)(mian)或(huo)工(gong)(gong)件(jian)伸出過(guo)(guo)(guo)長時(shi),應(ying)(ying)設防護欄桿,在(zai)欄桿內禁(jin)止通(tong)過(guo)(guo)(guo)行人或(huo)堆碼(ma)物(wu)品。6、龍(long)門刨(bao)(bao)(bao)床(chuang)在(zai)刨(bao)(bao)(bao)削(xue)大(da)工(gong)(gong)件(jian)前(qian),應(ying)(ying)先(xian)檢(jian)(jian)查(cha)工(gong)(gong)件(jian)與龍(long)門柱、刀(dao)架(jia)間的預留空隙(xi),并檢(jian)(jian)查(cha)工(gong)(gong)件(jian)高度(du)(du)限位器安裝是否(fou)正確牢固。7、龍(long)門刨(bao)(bao)(bao)的工(gong)(gong)作(zuo)(zuo)臺(tai)(tai)面(mian)(mian)和床(chuang)面(mian)(mian)及(ji)刀(dao)架(jia)上禁(jin)止站人、存放工(gong)(gong)具(ju)和其(qi)它物(wu)品。操作(zuo)(zuo)人員不得(de)跨越臺(tai)(tai)面(mian)(mian)。8、作(zuo)(zuo)用于牛頭刨(bao)(bao)(bao)床(chuang)手柄(bing)上的力,在(zai)工(gong)(gong)作(zuo)(zuo)臺(tai)(tai)水平移(yi)動時(shi),不應(ying)(ying)超(chao)過(guo)(guo)(guo)8kg,上下移(yi)動時(shi),不應(ying)(ying)超(chao)過(guo)(guo)(guo)10kg。9、工(gong)(gong)件(jian)裝卸、翻(fan)身時(shi)應(ying)(ying)注意銳(rui)邊、毛刺割手。
天津機(ji)床溜板移動時(shi)傾斜(xie)度差錯(cuo)檢查(cha),將水平儀(yi)置(zhi)于(yu)(yu)溜板燕尾導軌(gui)上(shang)接(jie)近(jin)刀(dao)架(jia)的當地,筆(bi)直于(yu)(yu)床身導軌(gui)(即(ji)溜板行(xing)(xing)程方(fang)向)。移動溜板,每隔250mm(或500mm、或小于(yu)(yu)此值(zhi))記載(zai)一次讀(du)數(shu),在溜板的悉數(shu)行(xing)(xing)程上(shang)檢查(cha)。水平儀(yi)在1000mm行(xing)(xing)程和悉數(shu)行(xing)(xing)程上(shang)讀(du)數(shu)的較大(da)代數(shu)差值(zhi),即(ji)是傾斜(xie)度差錯(cuo)。傾斜(xie)度差錯(cuo)以(yi)斜(xie)率或角值(zhi)表明。
沈陽(yang)機(ji)(ji)床用(yong)機(ji)(ji)上(shang)手(shou)動測(ce)(ce)量方法測(ce)(ce)量刀(dao)(dao)具(ju)(ju)(ju)長(chang)度(du)補(bu)償(chang)值麻煩(fan)且(qie)需要(yao)很(hen)多占機(ji)(ji)調(diao)試時間,因此(ci)效(xiao)率(lv)低,但(dan)投(tou)資少. 當(dang)用(yong)同(tong)一把刀(dao)(dao)加工(gong)(gong)其(qi)它(ta)的(de)工(gong)(gong)件時就要(yao)重新設置(zhi)刀(dao)(dao)具(ju)(ju)(ju)長(chang)度(du)補(bu)償(chang)值。 用(yong)機(ji)(ji)外(wai)刀(dao)(dao)具(ju)(ju)(ju)預調(diao)儀(yi)(yi)或自(zi)動測(ce)(ce)長(chang)裝置(zhi)測(ce)(ce)量不(bu)(bu)(bu)占用(yong)有效(xiao)機(ji)(ji)時,把刀(dao)(dao)具(ju)(ju)(ju)調(diao)整工(gong)(gong)作事先在(zai)刀(dao)(dao)具(ju)(ju)(ju)預調(diao)儀(yi)(yi)上(shang)完(wan)成(cheng),而且(qie)機(ji)(ji)床在(zai)加工(gong)(gong)運行時,還可(ke)在(zai)對刀(dao)(dao)儀(yi)(yi)上(shang)測(ce)(ce)量其(qi)它(ta)刀(dao)(dao)具(ju)(ju)(ju)的(de)長(chang)度(du),不(bu)(bu)(bu)必因為(wei)在(zai)機(ji)(ji)床上(shang)對刀(dao)(dao)而占用(yong)機(ji)(ji)床運行時間,提高(gao)效(xiao)率(lv),充分(fen)發揮加工(gong)(gong)中(zhong)心(xin)的(de)作用(yong),但(dan)是需添置(zhi)刀(dao)(dao)具(ju)(ju)(ju)預調(diao)儀(yi)(yi)設備,成(cheng)本較(jiao)高(gao)。使用(yong)刀(dao)(dao)具(ju)(ju)(ju)長(chang)度(du)作為(wei)刀(dao)(dao)長(chang)補(bu)償(chang),廠家可(ke)以同(tong)一把刀(dao)(dao)具(ju)(ju)(ju)加工(gong)(gong)不(bu)(bu)(bu)同(tong)工(gong)(gong)件而不(bu)(bu)(bu)需修改(gai)刀(dao)(dao)具(ju)(ju)(ju)長(chang)度(du)補(bu)償(chang)值。
有一(yi)個常(chang)識(shi)性的(de)(de)(de)(de)問題就(jiu)(jiu)是(shi)(shi),進口車床東西(xi)放的(de)(de)(de)(de)久了(le)就(jiu)(jiu)不(bu)好(hao)用(yong)(yong)(yong)了(le),數控加工(gong)(gong)中心(xin)(xin)的(de)(de)(de)(de)設(she)備(bei)(bei)也是(shi)(shi)如此,廠家(jia)在買來(lai)這些設(she)備(bei)(bei)以(yi)(yi)后一(yi)定(ding)要(yao)盡(jin)快(kuai)的(de)(de)(de)(de)投入使(shi)(shi)用(yong)(yong)(yong),而且還要(yao)充分地(di)(di)利用(yong)(yong)(yong)其功能(neng),尤其是(shi)(shi)在設(she)備(bei)(bei)使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)(de)第1年,充分使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)(de)目的(de)(de)(de)(de)就(jiu)(jiu)是(shi)(shi)為(wei)了(le)讓容易(yi)出故障的(de)(de)(de)(de)地(di)(di)方盡(jin)快(kuai)的(de)(de)(de)(de)暴露出來(lai),以(yi)(yi)便于設(she)備(bei)(bei)的(de)(de)(de)(de)維(wei)修或是(shi)(shi)更換。在加工(gong)(gong)中心(xin)(xin)設(she)備(bei)(bei)正常(chang)運行時(shi),加工(gong)(gong)中心(xin)(xin)主(zhu)軸盡(jin)量不(bu)要(yao)關閉(bi),這樣可以(yi)(yi)降低原件的(de)(de)(de)(de)磨損率。若是(shi)(shi)企業當(dang)時(shi)沒有什么加工(gong)(gong)任務,為(wei)了(le)避免(mian)設(she)備(bei)(bei)元件受潮以(yi)(yi)及(ji)避免(mian)技術參數的(de)(de)(de)(de)丟失(shi),這些中心(xin)(xin)設(she)備(bei)(bei)也是(shi)(shi)要(yao)定(ding)時(shi)充電(dian)(dian)的(de)(de)(de)(de),每(mei)周通電(dian)(dian) 2~3 次,每(mei)一(yi)次的(de)(de)(de)(de)通電(dian)(dian)時(shi)間都(dou)要(yao)保證(zheng)在 1 h 以(yi)(yi)上(shang)。
沈陽(yang)(yang)機(ji)床主軸(zhou)(zhou)進口可選擇軸(zhou)(zhou)優(you)化(hua)(hua)軟件“IBN-TOOL”對各軸(zhou)(zhou)進行(xing)優(you)化(hua)(hua) 沈陽(yang)(yang)機(ji)床“IBN-TOOLu可裝在MMC 102或(huo)安(an)裝在PG740上。以往在模擬驅(qu)動上做軸(zhou)(zhou)優(you)化(hua)(hua)時(shi),還要借助于示波(bo)器來觀察(cha)驅(qu)動和(he)沈陽(yang)(yang)機(ji)床電動機(ji)和(he)機(ji)械負載(zai)時(shi)的(de)階躍(yue)響應。但(dan)在611D上,只(zhi)要有(you)“IBIV-TOOL”這個軟件就可以在MMC102或(huo)在PG740上對各軸(zhou)(zhou)的(de)速度環,位(wei)置(zhi)環進行(xing)頻(pin)率補償(用(yong)低(di)通或(huo)帶通濾波(bo)器)及(ji)軸(zhou)(zhou)的(de)優(you)化(hua)(hua),從而獲得一個盡可能理想(xiang)的(de)階躍(yue)相應曲線,而無需(xu)示渡器的(de)幫助,這在調試現場是非常有(you)益(yi)的(de)。
天津,沈(shen)陽機(ji)(ji)床(chuang)(chuang)龍(long)門(men)刨床(chuang)(chuang)、龍(long)門(men)銑床(chuang)(chuang)、臥式銑鏜床(chuang)(chuang)等沈(shen)陽機(ji)(ji)床(chuang)(chuang)作業(ye)臺行(xing)(xing)程大于2000mm,進口臥式車(che)床(chuang)(chuang)、絲杠車(che)床(chuang)(chuang)等溜(liu)(liu)板(ban)行(xing)(xing)程大于3000mm時(shi),因為2000mm以上的(de)(de)(de)(de)平(ping)尺易于變形,并且2000mm以上的(de)(de)(de)(de)查驗棒(bang)在制造上也(ye)有許(xu)多(duo)艱難,故應選(xuan)用(yong)鋼絲和(he)顯(xian)微鏡等工具(ju)進行(xing)(xing)檢查。其檢查辦(ban)法與導(dao)(dao)軌(gui)直(zhi)(zhi)線(xian)度差(cha)錯的(de)(de)(de)(de)檢查辦(ban)法一(yi)樣,可參見拉(la)鋼絲檢查導(dao)(dao)軌(gui)在水平(ping)面內直(zhi)(zhi)線(xian)度差(cha)錯的(de)(de)(de)(de)檢查辦(ban)法。有條件時(shi)亦可使用(yong)光(guang)學平(ping)直(zhi)(zhi)儀(yi)檢查,將(jiang)光(guang)學平(ping)直(zhi)(zhi)儀(yi)置于機(ji)(ji)床(chuang)(chuang)一(yi)端,反(fan)射(she)鏡置于溜(liu)(liu)板(ban)或作業(ye)臺面上,在行(xing)(xing)程的(de)(de)(de)(de)兩個極(ji)限方位,調整平(ping)直(zhi)(zhi)儀(yi)及(ji)反(fan)射(she)鏡,使平(ping)行(xing)(xing)光(guang)管(guan)的(de)(de)(de)(de)亮十字像(xiang)同可動分(fen)劃板(ban)的(de)(de)(de)(de)準線(xian)重合。作業(ye)臺每移動500mm,讀(du)數一(yi)次并作好(hao)記載(zai),將(jiang)讀(du)數順(shun)次擺放畫出作業(ye)臺的(de)(de)(de)(de)運動曲線(xian),再(zai)核算1000mm長(chang)度上和(he)行(xing)(xing)程全長(chang)上的(de)(de)(de)(de)差(cha)錯值。