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小松松跑偏原因分析及解決

2020/5/22

當小松挖掘機維修偏差問題,我們就可以開始解決以下幾個方面。維修挖掘機第一臺液壓挖掘機由法國波克蘭工廠發明成功。由于液壓技術的應用,20世紀40年代有了在拖拉機上配裝液壓反鏟地懸掛式挖掘機。挖掘機維修最重要的三個參數:操作重量(質量),發動機功率和鏟斗斗容。挖掘機修理最初(chu)挖掘機是手動(dong)的(de),從發明(ming)到現(xian)在已經有一百(bai)三十多年了(le),期間(jian)經歷了(le)由蒸汽驅(qu)動(dong)斗回(hui)(hui)轉挖掘機到電力(li)驅(qu)動(dong)和內燃機驅(qu)動(dong)回(hui)(hui)轉挖掘機、應用機電液一體(ti)化技術的(de)全自動(dong)液壓挖掘機的(de)逐(zhu)步發展過程。

  1.挖掘(jue)機(ji)進行(xing)(xing)行(xing)(xing)走(zou)馬(ma)達安(an)(an)全(quan)(quan)閥漏油問題如果一個安(an)(an)全(quan)(quan)閥漏油,將(jiang)導致管理系(xi)統內的壓力(li)水平(ping)過低,使行(xing)(xing)走(zou)馬(ma)達的轉(zhuan)速范圍不(bu)夠,從而不(bu)斷(duan)出(chu)現我們(men)行(xing)(xing)走(zou)跑(pao)偏。挖掘(jue)機(ji)設備維(wei)修人員修理排(pai)除研究方法是:更換(huan)已損壞(huai)的行(xing)(xing)走(zou)馬(ma)達安(an)(an)全(quan)(quan)閥;判斷(duan)時,可以將(jiang)左(zuo)、右行(xing)(xing)走(zou)馬(ma)達安(an)(an)全(quan)(quan)閥對換(huan),看(kan)反(fan)向行(xing)(xing)走(zou)時數據是否發生偏轉(zhuan)。

2.挖掘機維(wei)修過程(cheng)中機器偏(pian)(pian)轉側行(xing)(xing)走比(bi)例(li)閥(fa)(fa)(fa)(fa)輸出(chu)壓(ya)力(li)(壓(ya)力(li)控(kong)制(zhi)(zhi)(zhi))過低,此比(bi)例(li)閥(fa)(fa)(fa)(fa)可根據操作手柄(bing)控(kong)制(zhi)(zhi)(zhi)行(xing)(xing)程(cheng)的(de)長度(du)輸出(chu)相(xiang)(xiang)應(ying)的(de)控(kong)制(zhi)(zhi)(zhi)油(you)(you)(you)壓(ya),使主控(kong)閥(fa)(fa)(fa)(fa)具有(you)相(xiang)(xiang)應(ying)的(de)運動(dong)量,從而控(kong)制(zhi)(zhi)(zhi)工作裝(zhuang)置的(de)速度(du).. 若(ruo)不按時更(geng)換濾(lv)油(you)(you)(you)機濾(lv)芯,可堵塞(sai)濾(lv)芯,打(da)開濾(lv)油(you)(you)(you)機旁路(lu)閥(fa)(fa)(fa)(fa),污液壓(ya)油(you)(you)(you)未經(jing)過濾(lv)直接進(jin)入比(bi)例(li)閥(fa)(fa)(fa)(fa)回路(lu),導致(zhi)閥(fa)(fa)(fa)(fa)內滑閥(fa)(fa)(fa)(fa)卡(ka)死,控(kong)制(zhi)(zhi)(zhi)油(you)(you)(you)不能通(tong)過機側旋轉比(bi)例(li)閥(fa)(fa)(fa)(fa)流至旋轉主控(kong)閥(fa)(fa)(fa)(fa)偏(pian)(pian),導致(zhi)跑偏(pian)(pian).. 檢查(cha)時,通(tong)過清洗閥(fa)(fa)(fa)(fa)體和(he)(he)油(you)(you)(you)前(qian),更(geng)換液壓(ya)油(you)(you)(you)和(he)(he)濾(lv)芯,檢查(cha)行(xing)(xing)走比(bi)例(li)閥(fa)(fa)(fa)(fa)的(de)壓(ya)力(li)(3.3MPa)

3.當污物進入在所(suo)述(shu)平(ping)(ping)衡(heng)(heng)(heng)油(you)路行走(zou)(zou)機器(qi)停(ting)車(che)制動(dong)(dong)器(qi)的(de)機器(qi)側(ce),如(ru)果(guo)堵塞污垢和平(ping)(ping)衡(heng)(heng)(heng)閥孔口,從而在駐車(che)制動(dong)(dong)器(qi)不(bu)能被(bei)釋(shi)放,導致(zhi)在蜿蜒(yan)行走(zou)(zou)。因為機器(qi)行走(zou)(zou),小(xiao)松挖掘機維護并不(bu)由該油(you)壓力平(ping)(ping)衡(heng)(heng)(heng)閥孔口定居(ju)到腔室中,以(yi)促進平(ping)(ping)衡(heng)(heng)(heng)彈簧(huang)平(ping)(ping)衡(heng)(heng)(heng)閥芯移動(dong)(dong)時(shi),壓力油(you)不(bu)能穿(chuan)過槽(cao)在平(ping)(ping)衡(heng)(heng)(heng)液壓系統中輸入其中,從而導致(zhi)駐車(che)制動(dong)(dong)器(qi)無法釋(shi)放,行走(zou)(zou)馬達的(de)結果(guo)不(bu)轉動(dong)(dong),所(suo)以(yi)走(zou)(zou)偏差。補(bu)救;平(ping)(ping)衡(heng)(heng)(heng)閥清洗(xi);當拆卸,以(yi)避免污物進入;定期更換,以(yi)滿足液壓油(you)和過濾的(de)要求。

4.挖掘機進行(xing)(xing)維修(xiu)時(shi)中(zhong)心(xin)以及回轉接頭(tou)密(mi)封圈損(sun)(sun)壞數(shu)據(ju)中(zhong)心(xin)實現(xian)回轉接頭(tou)由殼(ke)(ke)體(ti)(ti)(ti)(ti)(ti)和(he)芯(xin)(xin)軸(zhou)組成(cheng),殼(ke)(ke)體(ti)(ti)(ti)(ti)(ti)設計安裝(zhuang)在上(shang)(shang)部車體(ti)(ti)(ti)(ti)(ti)上(shang)(shang)芯(xin)(xin)軸(zhou)則安裝(zhuang)工(gong)程下部車體(ti)(ti)(ti)(ti)(ti)上(shang)(shang)。芯(xin)(xin)軸(zhou)上(shang)(shang)開(kai)有和(he)油(you)(you)(you)(you)管工(gong)作數(shu)量基(ji)本相等的(de)(de)(de)(de)環形溝槽,從(cong)殼(ke)(ke)體(ti)(ti)(ti)(ti)(ti)來的(de)(de)(de)(de)液壓(ya)(ya)油(you)(you)(you)(you)能(neng)(neng)夠通過分析這些油(you)(you)(you)(you)槽從(cong)芯(xin)(xin)軸(zhou)上(shang)(shang)的(de)(de)(de)(de)垂直孔流(liu)向行(xing)(xing)走馬達(da)(da),故即使(shi)殼(ke)(ke)體(ti)(ti)(ti)(ti)(ti)隨上(shang)(shang)部車體(ti)(ti)(ti)(ti)(ti)之間不斷地(di)回轉,芯(xin)(xin)軸(zhou)上(shang)(shang)的(de)(de)(de)(de)溝槽也能(neng)(neng)與殼(ke)(ke)體(ti)(ti)(ti)(ti)(ti)上(shang)(shang)的(de)(de)(de)(de)油(you)(you)(you)(you)口保持信息暢通。使(shi)液壓(ya)(ya)油(you)(you)(you)(you)系統可以更(geng)加(jia)自由地(di)進、出。若(ruo)未及時(shi)發現(xian)更(geng)換(huan)液壓(ya)(ya)油(you)(you)(you)(you)的(de)(de)(de)(de)濾(lv)(lv)芯(xin)(xin),可導(dao)致空氣濾(lv)(lv)芯(xin)(xin)上(shang)(shang)的(de)(de)(de)(de)旁通閥打開(kai),液壓(ya)(ya)油(you)(you)(you)(you)因(yin)未經(jing)處(chu)理過濾(lv)(lv)使(shi)油(you)(you)(you)(you)中(zhong)的(de)(de)(de)(de)雜質不能(neng)(neng)直接經(jing)濟進入學習中(zhong)心(xin)回轉接頭(tou)的(de)(de)(de)(de)滑動平(ping)均(jun)表面(mian)處(chu),使(shi)其上(shang)(shang)的(de)(de)(de)(de)密(mi)封圈損(sun)(sun)傷,機器公司在行(xing)(xing)走時(shi)因(yin)一側的(de)(de)(de)(de)壓(ya)(ya)力油(you)(you)(you)(you)泄(xie)漏(lou)而導(dao)致道路兩側行(xing)(xing)走馬達(da)(da)的(de)(de)(de)(de)速度也是(shi)不一樣,結果(guo)可能(neng)(neng)造成(cheng)影響機器人在行(xing)(xing)走跑偏(pian)。挖掘機維修(xiu)人員排(pai)除研究方法是(shi):更(geng)換(huan)服務中(zhong)心(xin)回轉接頭(tou)油(you)(you)(you)(you)封;更(geng)換(huan)液壓(ya)(ya)油(you)(you)(you)(you)和(he)濾(lv)(lv)芯(xin)(xin)。

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