
威海力建液壓(ya)設備(bei)廠
經營模式:生產加工(gong)
地(di)址(zhi):山東(dong)省威海(hai)市(shi)羊亭孫家灘工業園
主營:液(ye)壓缸,油缸,液(ye)壓系(xi)統
業務熱(re)線:
QQ:3049278720
擺動式液壓缸
擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)液(ye)壓(ya)缸是輸出扭矩并實現往復運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)的執行元(yuan)件,有單葉(xie)片(pian)、雙葉(xie)片(pian)、螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)等幾種形式(shi)。葉(xie)片(pian)式(shi)式(shi):定子塊固(gu)定在(zai)缸體上,而葉(xie)片(pian)和(he)轉子連接在(zai)一起。根據進(jin)油(you)方向(xiang),葉(xie)片(pian)將帶動(dong)(dong)(dong)(dong)(dong)轉子作(zuo)往復擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)。螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)又分單螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)和(he)雙螺旋兩(liang)種,現在(zai)雙螺旋比較常(chang)用,靠兩(liang)個螺旋副降液(ye)壓(ya)缸內活塞的直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)轉變為直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)與自轉運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)的復he運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong),從(cong)而實現擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)。





故(gu)障診斷(威(wei)海力建(jian)冶金(jin)液壓設(she)備廠)
液(ye)(ye)壓(ya)缸是液(ye)(ye)壓(ya)系統中將液(ye)(ye)壓(ya)能轉換(huan)為機械能的執行元件。其故障可(ke)基本歸納為液(ye)(ye)壓(ya)缸誤動(dong)作(zuo)(zuo)、無力推(tui)動(dong)負載以及活塞滑移或爬行等。由(you)于液(ye)(ye)壓(ya)缸出(chu)現故障而(er)導致設備停機的現象屢見不鮮,因此,應重視液(ye)(ye)壓(ya)缸的故障診(zhen)斷與使用維護工作(zuo)(zuo)。
一、故障診斷及處(chu)理(li)
1、誤(wu)動(dong)作或(huo)動(dong)作失(shi)靈
原因和(he)處理方法(fa)有以下幾種:
1、液(ye)(ye)壓缸(gang)有桿腔(qiang)(qiang)和無(wu)桿腔(qiang)(qiang)存有氣(qi)體而(er)產生的(de)低速爬行(xing),可通過反復運行(xing)液(ye)(ye)壓缸(gang)達到排(pai)氣(qi)的(de)目的(de),必要時(shi)在(zai)管路或液(ye)(ye)壓缸(gang)的(de)兩腔(qiang)(qiang)設置(zhi)排(pai)氣(qi)裝(zhuang)置(zhi),在(zai)液(ye)(ye)壓系統工作(zuo)時(shi)進行(xing)排(pai)氣(qi)。
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2、液(ye)壓(ya)(ya)(ya)缸(gang)(gang)設(she)(she)計間(jian)(jian)隙(xi)不當產生的(de)(de)(de)低速(su)(su)爬行(xing),可(ke)正確設(she)(she)計液(ye)壓(ya)(ya)(ya)缸(gang)(gang)內(nei)部活塞和(he)(he)缸(gang)(gang)體、活塞桿(gan)和(he)(he)導(dao)向套(tao)之間(jian)(jian)的(de)(de)(de)滑動(dong)配合(he)間(jian)(jian)隙(xi),理(li)論(lun)上的(de)(de)(de)配合(he)間(jian)(jian)隙(xi)為H9/N或H9/f8,也有H8/f8的(de)(de)(de);根據本作者的(de)(de)(de)經(jing)驗,液(ye)壓(ya)(ya)(ya)缸(gang)(gang)的(de)(de)(de)缸(gang)(gang)徑(jing)(jing)和(he)(he)桿(gan)徑(jing)(jing)由小到大(da)(da),如都按此(ci)來設(she)(she)計配合(he)間(jian)(jian)隙(xi),對于較(jiao)大(da)(da)缸(gang)(gang)徑(jing)(jing)(≥?200mm)和(he)(he)桿(gan)徑(jing)(jing)(≥?140mm)的(de)(de)(de)配合(he)間(jian)(jian)隙(xi)就顯得(de)間(jian)(jian)隙(xi)過大(da)(da),實際應過程中,這(zhe)(zhe)類液(ye)壓(ya)(ya)(ya)缸(gang)(gang)低速(su)(su)爬行(xing)現(xian)象較(jiao)小缸(gang)(gang)徑(jing)(jing)的(de)(de)(de)液(ye)壓(ya)(ya)(ya)缸(gang)(gang)出現(xian)的(de)(de)(de)多,國(guo)外此(ci)類液(ye)壓(ya)(ya)(ya)缸(gang)(gang)滑動(dong)面的(de)(de)(de)配合(he)間(jian)(jian)隙(xi)一般設(she)(she)計為0.05mm∽0.15mm,從實際比較(jiao)的(de)(de)(de)結果來看,液(ye)壓(ya)(ya)(ya)缸(gang)(gang)的(de)(de)(de)低速(su)(su)爬行(xing)問(wen)題(ti)明顯改(gai)善。因此(ci)對大(da)(da)缸(gang)(gang)徑(jing)(jing)的(de)(de)(de)液(ye)壓(ya)(ya)(ya)缸(gang)(gang)建議選用(yong)這(zhe)(zhe)種方法。