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id="3ur2rer" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bm03bazx/637243593686875000/3340822.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="fkcw9kx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bm03bazx/637243593686875000/3340822.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2seb4ht" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>貴州省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>凱里液壓挖掘機租賃哪家比較好</p><p><span>***更新：</span>2020-06-29 07:21:42</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="etlisz2" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">貴州裕鑫工程機械有限公司</a></p><p><span>聯(lián)系人：</span>余濤</p><p><span>郵箱: </span>3623794418@qq.com</p><p><span>電話: </span>15692715256</p><p><span>傳真: </span>0851_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0851-85167915</p><p><span>地址: </span>貴州省貴安新區(qū)大學城（黨武鎮(zhèn)）貴安數(shù)字經(jīng)濟產(chǎn)業(yè)園7號樓409</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="rq89vhe" class="page-proshow02"><p class="title">詳細說明</p><div id="2gifzry" class="box"><p><p> 挖掘機故障排除：前進或后退均向右跑偏。一臺韓國大宇產(chǎn)的DH220LC-V型液壓挖掘機，在工作約5000h后出現(xiàn)了前進或后退行走時均向右跑偏的現(xiàn)象。分析認為，跑偏故障的原因主要與液壓主泵、泵調(diào)節(jié)器、主控制閥上的行走閥芯、中心接頭和行走馬達等液壓元件以及先導壓力、履帶張緊度等有關(guān)。將主控制閥與中心接頭之間為左、右行走供油的4根油管互換，試機時若故障現(xiàn)象已發(fā)生改變，證明中心接頭無故障，否則為中心接頭有故障，應拆開并找出故障原因。檢查了左、右行走控制閥閥芯，發(fā)現(xiàn)閥芯在閥體內(nèi)運動靈活，且無損壞情況，故可排除控制閥有故障。將兩主泵調(diào)節(jié)器互換后試機時發(fā)現(xiàn)，行走跑偏的故障也隨之改變，凱里液壓挖掘機租賃哪家比較好，這樣，就可判斷故障出在調(diào)節(jié)器上。拆開調(diào)節(jié)器時，發(fā)現(xiàn)其閥芯上的O形密封圈已老化損壞，致使閥芯運動不靈活，凱里液壓挖掘機租賃哪家比較好，無法對斜盤角度進行正常的調(diào)節(jié)，因而使泵排量變小，行走速度減慢，機器行駛時向右跑偏。清洗泵調(diào)節(jié)器，更換O形圈，裝復后試機，故障消失，凱里液壓挖掘機租賃哪家比較好。貴州裕鑫工程機械有限公司是具有完善的施工隊及專業(yè)的維修隊伍。承接：大小土石方工程，歡迎咨詢洽談。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="凱里液壓挖掘機租賃哪家比較好" src="https://tyunfile.71360.com/UploadFile/bm03bazx/637243593686875000/3340822.jpg"></div><p> 挖掘機發(fā)動機上都有機油尺，加注機油時盡量少加多次，挖掘機添加一些后等待一分鐘左右將機油尺拔出看看當前機油位是否在機油尺刻度線之間，分多次添加可避免機油加入過多，機油液位位于機油尺上下刻度線之間都是可以的。挖掘機發(fā)動機機油尺上的刻度含義那么機油加入過多會有什么危害呢？機油過多會降低發(fā)動機輸出功率。發(fā)動機在工作時曲軸柄、連桿大端會快速運動，這時機油過多，曲軸柄、連桿就會產(chǎn)生劇烈的攪動。曲軸柄、連桿攪動機油就會耗費一定的能量，這在無形中導致了發(fā)動機輸出功率的降低，也會增加一定的油耗。機油過多容易損壞油封，造成漏油。機油過多時，發(fā)動機內(nèi)機油的壓力會上升，對油封的沖擊大，縮短油封的使用壽命，造成發(fā)動機漏油。貴州裕鑫工程機械有限公司是具有完善的施工隊及專業(yè)的維修隊伍。主營：挖掘機的整機租賃、土石方工程，等業(yè)務。常年對外出租，價格公道，誠實守信，合作共贏；租用方式靈活、包月、計時、按臺班均可。承接：大小土石方工程，歡迎咨詢洽談。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="凱里液壓挖掘機租賃哪家比較好" src="https://tyunfile.71360.com/UploadFile/bm03bazx/637243593666777343/5620861.jpg"></div><p> zui初挖掘機是手動的，從發(fā)明到2013年已經(jīng)有一百三十多年了，濕地挖掘機出售，期間經(jīng)歷了由蒸汽驅(qū)動斗回轉(zhuǎn)挖掘機到電力驅(qū)動和內(nèi)燃機驅(qū)動回轉(zhuǎn)挖掘機、應用機電液一體化技術(shù)的全自動液壓挖掘機的逐步發(fā)展過程。第1臺液壓挖掘機由法國波克蘭工廠發(fā)明成功。由于液壓技術(shù)的應用，小型濕地挖掘機，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。1951年，第1臺全液壓反鏟挖掘機由位于法國的Poclain(波克蘭)工廠推出，從而在挖掘機的技術(shù)發(fā)展領(lǐng)域開創(chuàng)了全新空間，20世紀50年代初期和中期相繼研制出拖式全回轉(zhuǎn)液壓挖掘機和履帶式全液壓挖掘機。初期試制的液壓挖掘機是采用飛機和機床的液壓技術(shù)，缺少適用于挖掘機各種工況的液壓元件，制造質(zhì)量不夠穩(wěn)定，配套件也不齊全。從20世紀60年代起，濕地挖掘機價格，液壓挖掘機進入推廣和蓬勃發(fā)展階段，各國挖掘機制造廠和品種增加很快，產(chǎn)量猛增。1968-1970年間，液壓挖掘機產(chǎn)量已占挖掘機總產(chǎn)量的83%。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/432247.html</p></div></div></div></div></div><div id="zjgdcyv" class="page-right twoColRt"><div id="tdvszgn" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="nxubdu7" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" 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