
威海力(li)建液(ye)壓設備廠
經營(ying)模式:生產加工
地址:山東(dong)省威(wei)海(hai)市羊亭孫家(jia)灘工業園
主營(ying):液壓缸,油缸,液壓系統
業務(wu)熱線:
QQ:3049278720
伸縮式液壓缸
伸縮式(shi)液(ye)(ye)壓(ya)缸(gang)具有二級(ji)或多(duo)級(ji)活(huo)塞(sai)(sai),伸縮式(shi)液(ye)(ye)壓(ya)缸(gang)中活(huo)塞(sai)(sai)伸出(chu)(chu)(chu)的(de)(de)(de)順序(xu)式(shi)從大到(dao)小,而空(kong)載(zai)縮回的(de)(de)(de)順序(xu)則一(yi)(yi)般是從小到(dao)大。伸縮缸(gang)可實現(xian)較(jiao)(jiao)長的(de)(de)(de)行程,而縮回時(shi)長度較(jiao)(jiao)短,結(jie)構較(jiao)(jiao)為緊湊(cou)。此種液(ye)(ye)壓(ya)缸(gang)常(chang)用于工程機(ji)(ji)械(xie)和農(nong)業機(ji)(ji)械(xie)上。有多(duo)個一(yi)(yi)次運動的(de)(de)(de)活(huo)塞(sai)(sai),各活(huo)塞(sai)(sai)逐次運動時(shi),其輸出(chu)(chu)(chu)速度和輸出(chu)(chu)(chu)力均是變(bian)化的(de)(de)(de)。(威海力建冶金液(ye)(ye)壓(ya)設備(bei)廠)





擺動式液壓缸
擺動(dong)(dong)(dong)式液(ye)壓缸(gang)(gang)是輸出扭矩(ju)并(bing)實(shi)現(xian)往(wang)復運動(dong)(dong)(dong)的(de)執行(xing)元(yuan)件,有單葉(xie)(xie)片(pian)(pian)、雙葉(xie)(xie)片(pian)(pian)、螺旋(xuan)(xuan)擺動(dong)(dong)(dong)等幾(ji)種形(xing)式。葉(xie)(xie)片(pian)(pian)式式:定子(zi)塊固定在(zai)缸(gang)(gang)體上,而葉(xie)(xie)片(pian)(pian)和轉子(zi)連接在(zai)一起。根據進油方向,葉(xie)(xie)片(pian)(pian)將帶動(dong)(dong)(dong)轉子(zi)作往(wang)復擺動(dong)(dong)(dong)。螺旋(xuan)(xuan)擺動(dong)(dong)(dong)式又分(fen)單螺旋(xuan)(xuan)擺動(dong)(dong)(dong)和雙螺旋(xuan)(xuan)兩種,現(xian)在(zai)雙螺旋(xuan)(xuan)比較常用,靠兩個螺旋(xuan)(xuan)副降液(ye)壓缸(gang)(gang)內活塞的(de)直線(xian)(xian)運動(dong)(dong)(dong)轉變為直線(xian)(xian)運動(dong)(dong)(dong)與自轉運動(dong)(dong)(dong)的(de)復he運動(dong)(dong)(dong),從而實(shi)現(xian)擺動(dong)(dong)(dong)運動(dong)(dong)(dong)。
例如:活塞(sai)與活塞(sai)桿不(bu)同心(xin)或(huo)活塞(sai)桿彎曲,液壓缸或(huo)活塞(sai)桿對導軌安(an)裝位置偏移(yi),密(mi)封(feng)環裝得過緊或(huo)過松等。解決方法是重新修理或(huo)調整,更(geng)換損傷的零件及清除鐵(tie)屑。
(2)潤滑不良(liang)或液壓(ya)缸(gang)孔徑加工超差(cha)(cha)。因為活塞與(yu)缸(gang)筒(tong)、導軌與(yu)活塞桿等均有相對運動,如果潤滑不良(liang)或液壓(ya)缸(gang)孔徑超差(cha)(cha),就(jiu)會加劇磨損,使缸(gang)筒(tong)中心線(xian)直線(xian)性降低。(威海力建冶金液壓(ya)設備(bei)廠)