
威(wei)海力(li)建液壓設備廠
經營模式:生產加工(gong)
地址(zhi):山(shan)東省威海市羊亭(ting)孫(sun)家(jia)灘工(gong)業園(yuan)
主(zhu)營:液壓(ya)缸,油缸,液壓(ya)系統
業務熱線(xian):
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)式液壓缸是輸(shu)出扭矩(ju)并實現往復(fu)運動(dong)(dong)(dong)(dong)的(de)執行元件,有單葉(xie)(xie)(xie)片(pian)、雙(shuang)(shuang)(shuang)葉(xie)(xie)(xie)片(pian)、螺旋擺(bai)動(dong)(dong)(dong)(dong)等幾種(zhong)形式。葉(xie)(xie)(xie)片(pian)式式:定子(zi)塊固定在缸體上,而葉(xie)(xie)(xie)片(pian)和轉(zhuan)子(zi)連接在一起(qi)。根據進(jin)油方向,葉(xie)(xie)(xie)片(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往復(fu)擺(bai)動(dong)(dong)(dong)(dong)。螺旋擺(bai)動(dong)(dong)(dong)(dong)式又分(fen)單螺旋擺(bai)動(dong)(dong)(dong)(dong)和雙(shuang)(shuang)(shuang)螺旋兩(liang)種(zhong),現在雙(shuang)(shuang)(shuang)螺旋比較常用,靠(kao)兩(liang)個(ge)螺旋副(fu)降液壓缸內活塞(sai)的(de)直(zhi)(zhi)線(xian)運動(dong)(dong)(dong)(dong)轉(zhuan)變為直(zhi)(zhi)線(xian)運動(dong)(dong)(dong)(dong)與(yu)自(zi)轉(zhuan)運動(dong)(dong)(dong)(dong)的(de)復(fu)he運動(dong)(dong)(dong)(dong),從(cong)而實現擺(bai)動(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)。





(1)閥(fa)芯卡(ka)(ka)住或(huo)閥(fa)孔堵(du)塞。當流量閥(fa)或(huo)方向閥(fa)閥(fa)芯卡(ka)(ka)住或(huo)閥(fa)孔堵(du)塞時(shi),液(ye)壓缸易(yi)發(fa)生誤動(dong)(dong)作或(huo)動(dong)(dong)作失靈(ling)。此(ci)時(shi)應檢查油液(ye)的(de)污染情況(kuang);檢查臟物或(huo)膠(jiao)質(zhi)沉淀物是(shi)否卡(ka)(ka)住閥(fa)芯或(huo)堵(du)塞閥(fa)孔;檢查閥(fa)體(ti)的(de)磨損情況(kuang),清(qing)(qing)洗、更(geng)換系統過濾器,清(qing)(qing)洗油箱,更(geng)換液(ye)壓介質(zhi)。
(2)活塞(sai)桿(gan)與缸(gang)筒(tong)(tong)卡住或液壓(ya)缸(gang)堵塞(sai)。此時無論如何操(cao)縱,液壓(ya)缸(gang)都不動(dong)作或動(dong)作甚微。這時應檢查活塞(sai)及(ji)活塞(sai)桿(gan)密封(feng)是(shi)否(fou)(fou)太緊(jin),是(shi)否(fou)(fou)進入臟(zang)物(wu)及(ji)膠(jiao)質(zhi)沉淀物(wu):活塞(sai)桿(gan)與缸(gang)筒(tong)(tong)的軸心線(xian)是(shi)否(fou)(fou)對(dui)中,易損件和密封(feng)件是(shi)否(fou)(fou)失效,所帶(dai)負荷是(shi)否(fou)(fou)太大(da)。
這(zhe)樣,活(huo)塞(sai)在液壓缸內工作(zuo)時,摩擦阻力會時大時小,產生滑移或(huo)爬行。排除辦(ban)法是(shi)先修磨液壓缸,再按配(pei)(pei)合要求配(pei)(pei)制活(huo)塞(sai),修磨活(huo)塞(sai)桿,配(pei)(pei)置導向套。
(3)液(ye)壓(ya)泵(beng)或液(ye)壓(ya)缸(gang)進入(ru)空氣(qi)。空氣(qi)壓(ya)縮或膨脹會造成(cheng)活塞滑移(yi)或爬行(xing)。排(pai)(pai)除措施(shi)是(shi)檢查液(ye)壓(ya)泵(beng),設置(zhi)專(zhuan)門的(de)排(pai)(pai)氣(qi)裝置(zhi),快速操作全行(xing)程往返數次(ci)排(pai)(pai)氣(qi)。
(4)密封(feng)件質量與滑移或爬(pa)行有直接關系。

李建波先生
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