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Technical articlesrexroth力士(shi)樂葉(xie)片泵(beng)液(ye)壓葉(xie)片泵(beng)的工作(zuo)原理
我們的(de)團隊(dui)(dui)有(you)一支具有(you)多年工業備件代購從業經驗的(de)年輕隊(dui)(dui)伍,我們可為用(yong)(yong)戶提(ti)供產品選型,技術(shu)(shu)改(gai)造(zao)等一系列解決方(fang)案和技術(shu)(shu)支持,我們強大的(de)海(hai)外采(cai)購團隊(dui)(dui)能(neng)為您(nin)提(ti)供具有(you)競爭力(li)的(de)市場價(jia)格,以客(ke)戶需求為出發點,與用(yong)(yong)戶緊密溝(gou)通合(he)作(zuo),為用(yong)(yong)戶提(ti)供高質量的(de)產品和方(fang)位,個性化,快(kuai)捷,優質的(de)服(fu)務(wu)。
我們的經營理念:勤奮(fen) 敬(jing)業(ye) 謹慎 誠信
我們(men)的(de)廣(guang)告語:只為(wei)客戶(hu)提(ti)供適合(he)的(de)產品和(he)好的(de)服務
液壓(ya)(ya)(ya)葉(xie)片(pian)泵的(de)(de)基本工作原理:液壓(ya)(ya)(ya)葉(xie)片(pian)泵是按照容積的(de)(de)變(bian)化(hua)來實(shi)現(xian)吸油(you)(you)和排(pai)油(you)(you)的(de)(de),故(gu)又稱為容積式(shi)液壓(ya)(ya)(ya)泵,由轉(zhuan)子(zi)外圓(yuan),兩個葉(xie)片(pian),定子(zi)內曲(qu)(qu)面和兩側(ce)配流盤形成了密閉(bi)容腔,由于定子(zi)內曲(qu)(qu)面長短(duan)(duan)徑(jing)(jing)(jing)的(de)(de)變(bian)化(hua),這(zhe)個密閉(bi)容腔在轉(zhuan)子(zi)旋轉(zhuan)時(shi)體積在不(bu)停(ting)地變(bian)化(hua),當定子(zi)內曲(qu)(qu)面由短(duan)(duan)徑(jing)(jing)(jing)向(xiang)(xiang)長徑(jing)(jing)(jing)變(bian)化(hua)時(shi),密閉(bi)容腔增大(da),形成的(de)(de)真空將油(you)(you)液通(tong)過(guo)配流盤的(de)(de)吸油(you)(you)口(kou)(kou)吸入,實(shi)現(xian)吸油(you)(you)過(guo)程;當定子(zi)內曲(qu)(qu)面由長徑(jing)(jing)(jing)向(xiang)(xiang)短(duan)(duan)徑(jing)(jing)(jing)變(bian)化(hua)時(shi),密閉(bi)容腔減小,葉(xie)片(pian)壓(ya)(ya)(ya)縮形成的(de)(de)高(gao)壓(ya)(ya)(ya)將油(you)(you)液通(tong)過(guo)配流盤的(de)(de)排(pai)油(you)(you)口(kou)(kou)排(pai)出,實(shi)現(xian)壓(ya)(ya)(ya)油(you)(you)過(guo)程。
液(ye)壓葉(xie)片泵(beng)按結構來分,可分為:單(dan)級泵(beng),雙聯泵(beng),雙級泵(beng)和(he)復合泵(beng)等。
1.單級泵(beng):由(you)一(yi)組(zu)泵(beng)體件(jian)(jian)和(he)一(yi)組(zu)內臟件(jian)(jian)(泵(beng)芯組(zu)件(jian)(jian))組(zu)成,有一(yi)個進油(you)口(kou)和(he)一(yi)個出油(you)口(kou),可以向一(yi)套(tao)液壓系統提供恒定的壓力和(he)流量(liang)。
2.雙(shuang)聯(lian)泵(beng):由一組(zu)泵(beng)體(ti)件和(he)兩組(zu)不同(tong)的(de)內臟(zang)件(泵(beng)芯組(zu)件)并(bing)聯(lian)組(zu)成,有(you)一個進油口和(he)兩個出油口,可(ke)以向一套或(huo)兩套液(ye)壓系統提供不同(tong)的(de)壓力(li)和(he)流(liu)量。
3.雙級(ji)泵(beng)(beng)(beng):由(you)一組(zu)泵(beng)(beng)(beng)體件(jian)和兩組(zu)相同的(de)內臟件(jian)(泵(beng)(beng)(beng)芯組(zu)件(jian))組(zu)成,有一個進油口(kou)和一個出油口(kou),可以(yi)使(shi)低壓泵(beng)(beng)(beng)壓力(li)成倍提高,可以(yi)向一套液壓系統提供恒定的(de)壓力(li)和流量。
4.復合泵(beng):在單級泵(beng)的(de)基礎上組合其他閥類,形成反向自鎖,液流變換,壓力恒定(ding),流量穩(wen)定(ding)以(yi)及功率恒定(ding)等。
單作用葉片泵(beng)(beng)和(he)雙作用葉片泵(beng)(beng)的(de)區別
1、揚程高低
在使(shi)(shi)用(yong)(yong)葉(xie)片(pian)泵的(de)(de)(de)(de)時候,通常都會發現(xian)出水(shui)口是(shi)(shi)噴出水(shui)來的(de)(de)(de)(de),揚(yang)程(cheng)(cheng)就是(shi)(shi)指葉(xie)片(pian)泵出水(shui)的(de)(de)(de)(de)高度(du),單(dan)作(zuo)用(yong)(yong)葉(xie)片(pian)泵的(de)(de)(de)(de)揚(yang)程(cheng)(cheng)低,出水(shui)的(de)(de)(de)(de)高度(du)低,雙(shuang)作(zuo)用(yong)(yong)葉(xie)片(pian)泵的(de)(de)(de)(de)揚(yang)程(cheng)(cheng)高,出水(shui)的(de)(de)(de)(de)高度(du)高。但是(shi)(shi),揚(yang)程(cheng)(cheng)高低的(de)(de)(de)(de)區別(bie)不(bu)能(neng)說是(shi)(shi)這兩者(zhe)的(de)(de)(de)(de)優點或者(zhe)是(shi)(shi)缺點,每家企業(ye)使(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)時候對(dui)于揚(yang)程(cheng)(cheng)高低有不(bu)同(tong)(tong)的(de)(de)(de)(de)要求,所(suo)以(yi)(yi)說它們可以(yi)(yi)使(shi)(shi)用(yong)(yong)在不(bu)同(tong)(tong)場合,對(dui)于不(bu)同(tong)(tong)的(de)(de)(de)(de)使(shi)(shi)用(yong)(yong)者(zhe)來說是(shi)(shi)各有優點。
2、葉片前傾或后傾
像計量隔膜泵,隔膜泵是(shi)沒有對于其葉(xie)片(pian)安(an)(an)裝(zhuang)方式的(de)(de)(de)要求的(de)(de)(de),而葉(xie)片(pian)泵根據壓油時產生的(de)(de)(de)力度的(de)(de)(de)不(bu)同(tong),期間葉(xie)片(pian)受壓的(de)(de)(de)程度也(ye)是(shi)不(bu)同(tong)的(de)(de)(de)。為(wei)了延長葉(xie)片(pian)的(de)(de)(de)使用(yong)(yong)壽命,雙作(zuo)用(yong)(yong)葉(xie)片(pian)泵采用(yong)(yong)的(de)(de)(de)是(shi)葉(xie)片(pian)前傾(qing)安(an)(an)裝(zhuang),單作(zuo)用(yong)(yong)葉(xie)片(pian)泵采用(yong)(yong)的(de)(de)(de)是(shi)葉(xie)片(pian)后傾(qing)安(an)(an)裝(zhuang)。
葉(xie)片(pian)泵的(de)工作原理(li)和(he)分類是怎樣的(de)
葉片泵的(de)工作(zuo)原(yuan)理(li)和分(fen)類
葉(xie)(xie)片泵的(de)結(jie)構較(jiao)齒輪(lun)泵復雜(za),但其工(gong)作壓(ya)(ya)力(li)(li)較(jiao)高,且流量(liang)脈動小,工(gong)作平穩,噪聲較(jiao)小,壽命(ming)較(jiao)長,所以被廣(guang)泛應用于專業機床(chuang)、自動線等中(zhong)低(di)壓(ya)(ya)液壓(ya)(ya)系(xi)統中(zhong)。葉(xie)(xie)片泵分單作用葉(xie)(xie)片泵(變(bian)量(liang)泵,最(zui)(zui)大工(gong)作壓(ya)(ya)力(li)(li)為(wei)7.0Mpa)和(he)雙作用葉(xie)(xie)片泵(定量(liang)泵,最(zui)(zui)大工(gong)作壓(ya)(ya)力(li)(li)為(wei)7.0Mpa)。
單作用葉片泵
結構和原理
定子(zi)(zi)(zi)(zi)(zi)具有圓柱形(xing)內表面,定子(zi)(zi)(zi)(zi)(zi)和轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)間(jian)有偏心(xin)距e,葉片(pian)(pian)裝在(zai)(zai)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)槽(cao)中,并可在(zai)(zai)槽(cao)內動,當轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)回轉(zhuan)(zhuan)(zhuan)時,由于離心(xin)力的作用,使葉片(pian)(pian)緊靠在(zai)(zai)定子(zi)(zi)(zi)(zi)(zi)內壁,這樣在(zai)(zai)定子(zi)(zi)(zi)(zi)(zi)、轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)、葉片(pian)(pian)和兩側配油(you)(you)(you)盤間(jian)就(jiu)形(xing)成若(ruo)干個密(mi)封的工(gong)(gong)(gong)作區間(jian),當轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)按圖示的方向回轉(zhuan)(zhuan)(zhuan)時,在(zai)(zai)圖的右部,葉片(pian)(pian)逐漸(jian)(jian)伸(shen)出(chu),葉片(pian)(pian)間(jian)的工(gong)(gong)(gong)作空(kong)(kong)間(jian)逐漸(jian)(jian)增大,從吸油(you)(you)(you)口吸油(you)(you)(you),這就(jiu)是吸油(you)(you)(you)腔(qiang)(qiang)。在(zai)(zai)圖的左部,葉片(pian)(pian)被(bei)定子(zi)(zi)(zi)(zi)(zi)內壁逐漸(jian)(jian)壓(ya)(ya)(ya)進槽(cao)內,工(gong)(gong)(gong)作空(kong)(kong)間(jian)逐漸(jian)(jian)減小,將油(you)(you)(you)液從壓(ya)(ya)(ya)油(you)(you)(you)口壓(ya)(ya)(ya)出(chu),這就(jiu)是壓(ya)(ya)(ya)油(you)(you)(you)腔(qiang)(qiang)。在(zai)(zai)吸油(you)(you)(you)腔(qiang)(qiang)和壓(ya)(ya)(ya)油(you)(you)(you)腔(qiang)(qiang)間(jian)有一段封油(you)(you)(you)區,把吸油(you)(you)(you)腔(qiang)(qiang)和壓(ya)(ya)(ya)油(you)(you)(you)腔(qiang)(qiang)隔開,葉片(pian)(pian)泵(beng)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)(zi)(zi)(zi)每轉(zhuan)(zhuan)(zhuan)一周,每個工(gong)(gong)(gong)作空(kong)(kong)間(jian)完成一次吸油(you)(you)(you)和壓(ya)(ya)(ya)油(you)(you)(you),故稱單(dan)作用葉片(pian)(pian)泵(beng)。