數控母排加工機的液壓泵如何保養-力建數控

發布日期：2018-01-03 作者：力建數控點擊：

來源：力建數控母線機、母線加工機、銅排加工機、母排加工機生產廠家責(ze)任編輯：01顧問

數(shu)控母排加工機直軸斜盤式柱塞泵分(fen)為壓力供(gong)油型的自(zi)吸油型兩種。

壓(ya)(ya)力(li)(li)(li)(li)(li)供(gong)油(you)(you)型液(ye)壓(ya)(ya)泵(beng)(beng)大(da)都采(cai)用(yong)(yong)有(you)(you)氣壓(ya)(ya)的(de)(de)油(you)(you)箱(xiang)，也(ye)有(you)(you)液(ye)壓(ya)(ya)泵(beng)(beng)本身帶有(you)(you)補油(you)(you)分(fen)泵(beng)(beng)向(xiang)液(ye)壓(ya)(ya)泵(beng)(beng)進油(you)(you)口提供(gong)壓(ya)(ya)力(li)(li)(li)(li)(li)油(you)(you)的(de)(de)。自(zi)吸油(you)(you)型液(ye)壓(ya)(ya)泵(beng)(beng)的(de)(de)自(zi)吸油(you)(you)能(neng)力(li)(li)(li)(li)(li)很(hen)強，無需(xu)外力(li)(li)(li)(li)(li)供(gong)油(you)(you)。靠(kao)氣壓(ya)(ya)供(gong)油(you)(you)的(de)(de)液(ye)壓(ya)(ya)油(you)(you)箱(xiang)，在(zai)(zai)每次(ci)啟動機(ji)器(qi)后(hou)，必(bi)須等液(ye)壓(ya)(ya)漬箱(xiang)達(da)到(dao)使用(yong)(yong)氣壓(ya)(ya)后(hou)，才能(neng)操(cao)作(zuo)機(ji)械。如液(ye)壓(ya)(ya)油(you)(you)箱(xiang)的(de)(de)氣壓(ya)(ya)不足時(shi)就擔(dan)任機(ji)器(qi)，會(hui)對(dui)液(ye)壓(ya)(ya)泵(beng)(beng)內(nei)的(de)(de)與(yu)滑(hua)鞭造成(cheng)拉脫現(xian)(xian)象(xiang)，母(mu)(mu)(mu)(mu)(mu)(mu)排(pai)加(jia)(jia)工(gong)(gong)機(ji)出會(hui)造成(cheng)泵(beng)(beng)體(ti)內(nei)回程(cheng)板與(yu)壓(ya)(ya)板的(de)(de)非(fei)正(zheng)常磨損。采(cai)用(yong)(yong)補油(you)(you)泵(beng)(beng)供(gong)油(you)(you)的(de)(de)柱塞泵(beng)(beng)，使用(yong)(yong)3000h后(hou)，操(cao)作(zuo)人員(yuan)每日需(xu)對(dui)柱塞泵(beng)(beng)檢(jian)查1-2次(ci)，檢(jian)查液(ye)壓(ya)(ya)泵(beng)(beng)運轉聲響(xiang)是(shi)(shi)否正(zheng)常。如發現(xian)(xian)液(ye)壓(ya)(ya)缸速度(du)下(xia)(xia)降或悶車時(shi)，就應(ying)(ying)(ying)該對(dui)補油(you)(you)泵(beng)(beng)解體(ti)檢(jian)查，檢(jian)查葉(xie)輪邊沿是(shi)(shi)否有(you)(you)刮傷現(xian)(xian)象(xiang)，內(nei)齒輪泵(beng)(beng)間隙是(shi)(shi)否過(guo)大(da)。戶內(nei)開關設備和(he)控制(zhi)設備中，母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)按截面分(fen)為矩形(xing)、圓形(xing)、D型、U型等，其(qi)中由于同截面的(de)(de)矩形(xing)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)較圓形(xing)、D型、U型等母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)電(dian)阻小、散熱面大(da)、載流(liu)(liu)(liu)量(liang)高(gao)等原(yuan)因，矩形(xing)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)在(zai)(zai)40.5kV及以下(xia)(xia)電(dian)壓(ya)(ya)等級中應(ying)(ying)(ying)用(yong)(yong)最廣泛(fan)。圓形(xing)和(he)D型母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)由于集膚效(xiao)應(ying)(ying)(ying)較好(hao)，防電(dian)暈(yun)效(xiao)果好(hao),也(ye)有(you)(you)應(ying)(ying)(ying)用(yong)(yong)，但連(lian)接(jie)比較復雜。U型母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)一(yi)般(ban)用(yong)(yong)于電(dian)流(liu)(liu)(liu)較大(da)、力(li)(li)(li)(li)(li)效(xiao)應(ying)(ying)(ying)要(yao)(yao)(yao)求高(gao)的(de)(de)設備中，如發電(dian)機(ji)出口開關柜。其(qi)額定電(dian)流(liu)(liu)(liu)大(da)，一(yi)般(ban)達(da)到(dao)5000A以上(shang)(shang)，額定峰(feng)值耐受電(dian)流(liu)(liu)(liu)(IP)大(da)，一(yi)般(ban)為50kA以上(shang)(shang)。按材(cai)質分(fen)，可(ke)(ke)分(fen)為銅(tong)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)、鋁母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)、鐵母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)，其(qi)中銅(tong)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)由于載流(liu)(liu)(liu)量(liang)大(da)，四(si)合(he)一(yi)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)加(jia)(jia)工(gong)(gong)機(ji)抗腐蝕(shi)性能(neng)和(he)力(li)(li)(li)(li)(li)效(xiao)應(ying)(ying)(ying)好(hao)，應(ying)(ying)(ying)用(yong)(yong)最廣泛(fan)。鋁質母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)在(zai)(zai)電(dian)流(liu)(liu)(liu)小、非(fei)沿海和(he)非(fei)石化系統也(ye)有(you)(you)應(ying)(ying)(ying)用(yong)(yong)。使用(yong)(yong)鐵母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)主(zhu)要(yao)(yao)(yao)從(cong)經(jing)濟(ji)上(shang)(shang)考慮(lv)，主(zhu)要(yao)(yao)(yao)應(ying)(ying)(ying)用(yong)(yong)于PT連(lian)接(jie)線(xian)(xian)(xian)(xian)。按自(zi)然狀(zhuang)態可(ke)(ke)分(fen)為硬母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)和(he)軟(ruan)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)。軟(ruan)母(mu)(mu)(mu)(mu)(mu)(mu)線(xian)(xian)(xian)(xian)主(zhu)要(yao)(yao)(yao)應(ying)(ying)(ying)用(yong)(yong)于連(lian)接(jie)不便可(ke)(ke)以吸收(shou)(shou)一(yi)些力(li)(li)(li)(li)(li)效(xiao)應(ying)(ying)(ying)的(de)(de)場所，如斷路器(qi)內(nei)部。熱縮(suo)管在(zai)(zai)加(jia)(jia)熱收(shou)(shou)縮(suo)過(guo)程(cheng)中，由于銅(tong)的(de)(de)導熱性能(neng)非(fei)常好(hao)，會(hui)讓貼緊(jin)銅(tong)排(pai)部分(fen)的(de)(de)熱縮(suo)管溫(wen)度(du)立(li)即降低，而(er)緊(jin)貼銅(tong)排(pai)，這種現(xian)(xian)象(xiang)稱(cheng)之(zhi)為“貼冷(leng)(leng)”。為防止(zhi)貼冷(leng)(leng)現(xian)(xian)象(xiang)的(de)(de)發生，加(jia)(jia)熱套(tao)管前，應(ying)(ying)(ying)先(xian)對(dui)銅(tong)排(pai)預加(jia)(jia)熱，讓銅(tong)排(pai)溫(wen)度(du)略(lve)高(gao)于環境溫(wen)度(du)，然后(hou)套(tao)上(shang)(shang)銅(tong)排(pai)收(shou)(shou)縮(suo)，這樣可(ke)(ke)以減少或者避(bi)免貼冷(leng)(leng)現(xian)(xian)象(xiang)。

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