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挖掘機泵連接部分異響,挖機發動機無火不起動原因分析

2019/10/14

挖掘(excavate)機泵(beng)連接部(bu)分(fen)異響,挖機發動機無火不(bu)起動原因(yin)分(fen)析(Analyse) 
  整理(li)分享此文,講述一(yi)(yi)臺336D挖機(ji)才(cai)3000小時(shi),異常聲音(yin)出現有(you)半(ban)個多月了(le)(le),之(zhi)前(qian)在(zai)黃岡本地找了(le)(le)一(yi)(yi)家維修(xiu)(xiu)單(dan)位修(xiu)(xiu)了(le)(le)一(yi)(yi)個禮拜(bai)都沒能解(jie)決問題。而(er)且挖機(ji)起動(dong)(dong)(dong)(dong)(dong)(dong)發(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)時(shi)起動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)轉(zhuan)速正(zheng)常,帶動(dong)(dong)(dong)(dong)(dong)(dong)發(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)轉(zhuan)動(dong)(dong)(dong)(dong)(dong)(dong),但發(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)無火(huo),發(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)不起動(dong)(dong)(dong)(dong)(dong)(dong),故(gu)障出現一(yi)(yi)個多星期了(le)(le),之(zhi)前(qian)在(zai)涪陵(ling)本地找了(le)(le)家維修(xiu)(xiu)單(dan)位修(xiu)(xiu)了(le)(le)好幾天都沒能解(jie)決問題。 
  這一故障(zhang)(zhang)(zhang)與燃(ran)油箱無油、燃(ran)油供給系統(tong)管路故障(zhang)(zhang)(zhang)、燃(ran)油系統(tong)中有空氣水或異物(wu)、燃(ran)油泵(Deep well pump)故障(zhang)(zhang)(zhang)、發動(dong)機故障(zhang)(zhang)(zhang)均有關聯,具體還需要(yao)故障(zhang)(zhang)(zhang)現場(chang)檢(jian)修。 
  故障維修: 
  現(xian)場試(shi)機(ji),確(que)(que)(que)診(zhen)異響故(gu)障。根據異響發(fa)出部(bu)位,現(xian)場拆(chai)開發(fa)動(dong)機(ji)飛(fei)輪下(xia)部(bu)灰塵(chen)插銷確(que)(que)(que)認是否有(you)橡膠(Rubber)片或(huo)(huo)橡膠粉末如果(guo)(guo)有(you),就是連(lian)接部(bu)件的(de) 破(po)損,需要(yao)拆(chai)卸修理(li)。如果(guo)(guo)無(wu),繼續巡查確(que)(que)(que)認連(lian)接襯(chen)套花鍵有(you)無(wu)磨損?或(huo)(huo)襯(chen)套擰(ning)(ning)緊螺釘(ding)松(song)動(dong)?松(song)動(dong),要(yao)換襯(chen)套或(huo)(huo)擰(ning)(ning)緊螺釘(ding)。不(bu)松(song)動(dong),則認為發(fa)動(dong)機(ji)異常聲音(yin)的(de) 原因(yin)是液壓泵(beng)(Hydraulic pumps)或(huo)(huo)發(fa)動(dong)機(ji)自(zi)身時故(gu)障。 
  啟動(dong)挖機(ji)(ji),機(ji)(ji)器(qi)起(qi)動(dong)機(ji)(ji)轉速正常,帶(dai)動(dong)發(fa)(fa)(fa)動(dong)機(ji)(ji)轉動(dong),發(fa)(fa)(fa)動(dong)機(ji)(ji)無火(huo),發(fa)(fa)(fa)動(dong)機(ji)(ji)不起(qi)動(dong)。挖掘機修理是指設(she)備技(ji)術(shu)狀態劣化(hua)或發生故障后(hou),為恢復其功能而進行的(de)(de)(de)技(ji)術(shu)活(huo)動(dong),包括各類(lei)計(ji)劃(hua)修理和計(ji)劃(hua)外的(de)(de)(de)故障修理及事故修理。通過完(wan)善(shan)的(de)(de)(de)服務(wu)鏈條(tiao)實現(xian)(xian)維修質(zhi)檢一條(tiao)龍的(de)(de)(de)高質(zhi)量(liang)服務(wu),能夠幫助企業樹立(li)良好的(de)(de)(de)品(pin)牌形(xing)象(xiang),進而實現(xian)(xian)對產(chan)業發展的(de)(de)(de)良好推動(dong)。維修挖掘機的結構原理(li)、拆卸和安裝(zhuang) 方法(fa)、故障(zhang)診(zhen)(zhen)斷和排(pai)除(chu)(chu)方法(fa),尤其(qi)對使用中帶(dai)普遍性和典型性的故障(zhang)診(zhen)(zhen)斷、排(pai)除(chu)(chu)方法(fa)以及挖掘機零部(bu)件的拆裝(zhuang)進行了(le)詳細的介紹(shao)。挖掘機修理的(de)(de)(de)舊車修理(li)是在(zai)(zai)修理(li)時對車上拆下的(de)(de)(de)總成、組(zu)合件及零(ling)件,凡能修復的(de)(de)(de),經修復后全部(bu)裝回(hui)原車。需(xu)要通過(guo)經驗豐富(fu)的(de)(de)(de)維修者在(zai)(zai)進行適當的(de)(de)(de)程序以后來(lai)完(wan)成修復工(gong)作(zuo),通過(guo)維修人員的(de)(de)(de)清(qing)洗,保(bao)障在(zai)(zai)其內(nei)部(bu)沒(mei)有污物(wu)。檢(jian)(jian)查(cha)(cha)挖機(ji)燃(ran)(ran)油(you)箱,油(you)足夠。檢(jian)(jian)查(cha)(cha)挖機(ji)燃(ran)(ran)油(you)供給系(xi)統,檢(jian)(jian)查(cha)(cha)燃(ran)(ran)油(you)濾清(qing)器(qi)、燃(ran)(ran)油(you)泵(beng)(Deep well pump)。排除(Remove)燃(ran)(ran)油(you)系(xi)統中的(de)(de)(de) 空氣。檢(jian)(jian)查(cha)(cha)燃(ran)(ran)油(you)泵(beng),油(you)泵(beng)工(gong)作(zuo)正常(chang)。檢(jian)(jian)查(cha)(cha)發(fa)(fa)動機(ji),因(yin)檢(jian)(jian)修發(fa)(fa)動機(ji)需(xu)要專(zhuan)業設備,和(he)(he)宋(song)老板商議后決定(ding)將發(fa)(fa)動機(ji)拆回(hui)到廠里面修理(li),且宋(song)老板和(he)(he)鄭(zheng)師傅一起返(fan)回(hui)廠里檢(jian)(jian)修發(fa)(fa)動機(ji),修好后運回(hui)涪陵,工(gong)地(di)現(xian)場安(an)裝調試,試車一個(ge)小時故障再無出現(xian)。 
  挖(wa)掘(jue)(excavate)機(ji)泵(beng)連接部分(fen)異響,挖(wa)機(ji)發動機(ji)無火不起動原(yuan)因分(fen)析(xi)(Analyse),更多挖(wa)掘(jue)機(ji)維修(xiu)難題歡迎來(lai)電咨詢。 
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