進(jin)口(kou)車床(chuang)(chuang)溜(liu)板(ban)移動(dong)時(shi)傾(qing)斜度(du)差錯檢查,將水平(ping)儀置于(yu)(yu)溜(liu)板(ban)燕尾導軌上接近刀(dao)架(jia)的(de)(de)(de)當地,筆直于(yu)(yu)床(chuang)(chuang)身導軌(即溜(liu)板(ban)行程(cheng)方(fang)向)。移動(dong)溜(liu)板(ban),每隔250mm(或500mm、或小于(yu)(yu)此值)廠家記載一次讀(du)數(shu),在溜(liu)板(ban)的(de)(de)(de)悉(xi)數(shu)行程(cheng)上檢查。水平(ping)儀在1000mm行程(cheng)和悉(xi)數(shu)行程(cheng)上讀(du)數(shu)的(de)(de)(de)較(jiao)大代數(shu)差值,即是傾(qing)斜度(du)差錯。傾(qing)斜度(du)差錯以斜率或角值表明(ming)。
根據中國機(ji)床工具工業(ye)(ye)協會(hui)重點聯系企(qi)業(ye)(ye)的(de)統計數據,,自動化機(ji)床銷(xiao)售2014年1~6月全部企(qi)業(ye)(ye)的(de)產(chan)品總體銷(xiao)售收入同比下(xia)降(jiang)2.6%。其中,金(jin)(jin)屬(shu)(shu)切削機(ji)床產(chan)品銷(xiao)售收 入同比下(xia)降(jiang)7.7%;金(jin)(jin)屬(shu)(shu)成形(xing)機(ji)床產(chan)品銷(xiao)售收入同比增長4.3%。持定(ding)力,主動作為。這是機(ji)械行業(ye)(ye)絕大多數企(qi)業(ye)(ye)對當下(xia)市場形(xing)勢的(de)判斷以及抉擇。
10年(nian)數控(kong)車床(chuang)老師傅分享的(de)操作技巧與心得:時間如逝,一(yi)轉眼操作沈(shen)陽數控(kong)機(ji)床(chuang)已有十年(nian),十年(nian)的(de)摸爬滾打讓(rang)我(wo)積累了(le)數控(kong)車床(chuang)的(de)一(yi)些(xie)加(jia)工(gong)(gong)(gong)(gong)技巧與心得,與各位同仁交流。因(yin)加(jia)工(gong)(gong)(gong)(gong)零(ling)件的(de)更換頻(pin)繁及工(gong)(gong)(gong)(gong)廠(chang)條件受限,十年(nian)來(lai)我(wo)們都是(shi)自(zi)己編程(cheng)(cheng),自(zi)己對刀,自(zi)己調試(shi)及完(wan)成零(ling)件的(de)加(jia)工(gong)(gong)(gong)(gong),總結起(qi)來(lai)操作技巧分為(wei)(wei)以下幾點:零(ling)件在(zai)(zai)編完(wan)程(cheng)(cheng)序,對好刀后(hou)(hou)(hou)需要進行(xing)試(shi)切調試(shi),為(wei)(wei)了(le)防止程(cheng)(cheng)序上出現(xian)錯誤和對刀的(de)失(shi)誤,造成撞機(ji)事(shi)故,我(wo)們應該先進行(xing)空行(xing)程(cheng)(cheng)模擬加(jia)工(gong)(gong)(gong)(gong),廠(chang)家在(zai)(zai)機(ji)床(chuang)的(de)座標(biao)系(xi)里面對刀具向右整(zheng)體(ti)平移零(ling)件總長(chang)的(de)2——3倍;然后(hou)(hou)(hou)開(kai)(kai)始模擬加(jia)工(gong)(gong)(gong)(gong),模擬加(jia)工(gong)(gong)(gong)(gong)完(wan)成以后(hou)(hou)(hou)確(que)認(ren)(ren)程(cheng)(cheng)序及對刀無誤,再開(kai)(kai)始對零(ling)件進行(xing)加(jia)工(gong)(gong)(gong)(gong),首件零(ling)件加(jia)工(gong)(gong)(gong)(gong)完(wan)成后(hou)(hou)(hou),先自(zi)檢,確(que)認(ren)(ren)合格,再找專(zhuan)職(zhi)檢驗(yan)檢查,專(zhuan)職(zhi)檢驗(yan)確(que)認(ren)(ren)合格后(hou)(hou)(hou)這(zhe)才表示調試(shi)結束。成零(ling)件在(zai)(zai)首件試(shi)切完(wan)成后(hou)(hou)(hou),就要進行(xing)成批生(sheng)產,但首件的(de)合格并不(bu) 等(deng)于整(zheng)批零(ling)件就會合格,因(yin)為(wei)(wei)在(zai)(zai)加(jia)工(gong)(gong)(gong)(gong)過程(cheng)(cheng)中,因(yin)加(jia)工(gong)(gong)(gong)(gong)材料的(de)不(bu)同會使刀具產生(sheng)
天津,沈陽(yang)機床(chuang)(chuang)(chuang)龍(long)門(men)刨床(chuang)(chuang)(chuang)、龍(long)門(men)銑床(chuang)(chuang)(chuang)、臥式銑鏜床(chuang)(chuang)(chuang)等(deng)沈陽(yang)機床(chuang)(chuang)(chuang)作(zuo)業(ye)臺行(xing)程(cheng)大于2000mm,進(jin)口臥式車床(chuang)(chuang)(chuang)、絲(si)杠車床(chuang)(chuang)(chuang)等(deng)溜(liu)板行(xing)程(cheng)大于3000mm時,因為2000mm以(yi)(yi)上的(de)平尺易于變形(xing),并(bing)(bing)且(qie)2000mm以(yi)(yi)上的(de)查(cha)驗棒在制(zhi)造上也有(you)許多艱難,故應選用鋼(gang)絲(si)和(he)(he)顯微(wei)鏡等(deng)工具進(jin)行(xing)檢查(cha)。其檢查(cha)辦(ban)(ban)法與導軌(gui)直(zhi)(zhi)線度差(cha)錯的(de)檢查(cha)辦(ban)(ban)法一樣,可(ke)參(can)見(jian)拉鋼(gang)絲(si)檢查(cha)導軌(gui)在水平面(mian)內直(zhi)(zhi)線度差(cha)錯的(de)檢查(cha)辦(ban)(ban)法。有(you)條件時亦(yi)可(ke)使(shi)用光(guang)學(xue)平直(zhi)(zhi)儀檢查(cha),將光(guang)學(xue)平直(zhi)(zhi)儀置(zhi)(zhi)于機床(chuang)(chuang)(chuang)一端,反(fan)射鏡置(zhi)(zhi)于溜(liu)板或作(zuo)業(ye)臺面(mian)上,在行(xing)程(cheng)的(de)兩個極限方(fang)位,調(diao)整平直(zhi)(zhi)儀及(ji)反(fan)射鏡,使(shi)平行(xing)光(guang)管的(de)亮(liang)十(shi)字像同可(ke)動(dong)分劃(hua)板的(de)準線重(zhong)合。作(zuo)業(ye)臺每移(yi)動(dong)500mm,讀數一次并(bing)(bing)作(zuo)好記載,將讀數順(shun)次擺放畫(hua)出作(zuo)業(ye)臺的(de)運動(dong)曲線,再核算1000mm長(chang)度上和(he)(he)行(xing)程(cheng)全(quan)長(chang)上的(de)差(cha)錯值(zhi)。
北京數控機(ji)床(chuang)所副總工(gong)程(cheng)師(shi)、高級顧問(wen)盛(sheng)伯浩(hao)在(zai)接受金屬加工(gong)在(zai)線記者采訪時提出(chu)了數控機(ji)床(chuang)智能化(hua)下一步的(de)(de)(de)開展方針:專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)體(ti)(ti)系(xi)是(shi)一個智能核算機(ji)程(cheng)序體(ti)(ti)系(xi),其內部(bu)富含很(hen)多的(de)(de)(de)某(mou)個范(fan)疇(chou)專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)水平的(de)(de)(de)常識(shi)與經(jing)歷,能夠使用人(ren)類(lei)(lei)(lei)專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)的(de)(de)(de)常識(shi)和(he)處理(li)疑(yi)問(wen)的(de)(de)(de)辦法來(lai)處理(li)該(gai)范(fan)疇(chou)疑(yi)問(wen)。也即是(shi)說,專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)體(ti)(ti)系(xi)是(shi)一個具(ju)有很(hen)多的(de)(de)(de)專(zhuan)(zhuan)(zhuan)門常識(shi)與經(jing)歷的(de)(de)(de)程(cheng)序體(ti)(ti)系(xi),它使用人(ren)工(gong)智能技術和(he)核算機(ji)技術,根據某(mou)范(fan)疇(chou)一個或多個專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)供給(gei)的(de)(de)(de)常識(shi)和(he)經(jing)歷,進行推理(li)和(he)判(pan)別,模(mo)仿人(ren)類(lei)(lei)(lei)專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)的(de)(de)(de)決策進程(cheng),以便處理(li)那(nei)些需求人(ren)類(lei)(lei)(lei)專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)處理(li)的(de)(de)(de)復雜(za)疑(yi)問(wen)。當前,數控機(ji)床(chuang)范(fan)疇(chou)缺少的(de)(de)(de)即是(shi)這種專(zhuan)(zhuan)(zhuan)家(jia)(jia)(jia)體(ti)(ti)系(xi)的(de)(de)(de)樹立。
近來(lai)(lai),在第十四(si)屆我(wo)國(guo)國(guo)際機(ji)床(chuang)(chuang)展新聞發布會(hui)上(shang),我(wo)國(guo)機(ji)床(chuang)(chuang)東(dong)(dong)西(xi)協會(hui)負責人直(zhi)言,2014年機(ji)床(chuang)(chuang)東(dong)(dong)西(xi)職(zhi)業(ye)(ye)承壓運轉,下行(xing)壓力(li)進一(yi)步加(jia)大(da),上(shang)一(yi)年是十幾(ji)年來(lai)(lai)職(zhi)業(ye)(ye)最難熬的低(di)(di)谷。數據顯現,僅2014年12月,全(quan)職(zhi)業(ye)(ye)虧損公司占比31.9%,其間(jian),金切機(ji)床(chuang)(chuang)更是高達42.7%。機(ji)床(chuang)(chuang)職(zhi)業(ye)(ye)結構水平低(di)(di),“高端失守,低(di)(di)端混(hun)戰”,機(ji)床(chuang)(chuang)銷售是形成公司虧損的首要原(yuan)因。