
威海力(li)建(jian)液壓設備廠
經營模式:生產加工
地址:山東省威(wei)海市(shi)羊亭孫家灘工業園
主營:液壓缸(gang),油缸(gang),液壓系統
業(ye)務熱線:
QQ:3049278720
伸縮式液壓缸
伸縮式(shi)液壓(ya)(ya)缸具有二(er)級(ji)或多級(ji)活(huo)塞(sai)(sai)(sai),伸縮式(shi)液壓(ya)(ya)缸中活(huo)塞(sai)(sai)(sai)伸出的(de)順(shun)序(xu)式(shi)從大(da)到(dao)(dao)小,而空載縮回的(de)順(shun)序(xu)則一般是從小到(dao)(dao)大(da)。伸縮缸可實現(xian)較(jiao)長的(de)行程,而縮回時(shi)長度較(jiao)短,結(jie)構較(jiao)為緊湊(cou)。此種(zhong)液壓(ya)(ya)缸常用(yong)于(yu)工程機(ji)械和(he)農(nong)業機(ji)械上。有多個一次(ci)運(yun)(yun)動的(de)活(huo)塞(sai)(sai)(sai),各活(huo)塞(sai)(sai)(sai)逐(zhu)次(ci)運(yun)(yun)動時(shi),其輸出速度和(he)輸出力(li)(li)均是變化的(de)。(威海力(li)(li)建冶(ye)金液壓(ya)(ya)設(she)備(bei)廠)





擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)式液壓(ya)缸是輸出(chu)扭矩并實(shi)現往復運(yun)動(dong)(dong)(dong)(dong)的(de)(de)執行元件,有(you)單(dan)葉片(pian)、雙葉片(pian)、螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)等幾(ji)種形式。葉片(pian)式式:定子(zi)塊固(gu)定在(zai)缸體上,而葉片(pian)和(he)轉(zhuan)子(zi)連接在(zai)一起。根據進(jin)油方向,葉片(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往復擺(bai)動(dong)(dong)(dong)(dong)。螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)式又(you)分單(dan)螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)和(he)雙螺(luo)旋(xuan)兩(liang)種,現在(zai)雙螺(luo)旋(xuan)比(bi)較常用,靠兩(liang)個螺(luo)旋(xuan)副降液壓(ya)缸內活塞的(de)(de)直(zhi)線(xian)(xian)運(yun)動(dong)(dong)(dong)(dong)轉(zhuan)變(bian)為直(zhi)線(xian)(xian)運(yun)動(dong)(dong)(dong)(dong)與(yu)自轉(zhuan)運(yun)動(dong)(dong)(dong)(dong)的(de)(de)復he運(yun)動(dong)(dong)(dong)(dong),從而實(shi)現擺(bai)動(dong)(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)(dong)。
例如:活(huo)塞(sai)與活(huo)塞(sai)桿(gan)不同心或(huo)活(huo)塞(sai)桿(gan)彎(wan)曲(qu),液壓缸或(huo)活(huo)塞(sai)桿(gan)對導軌安裝位置偏(pian)移,密封環裝得過(guo)(guo)緊(jin)或(huo)過(guo)(guo)松等。解決(jue)方法是重(zhong)新修理或(huo)調整,更換損傷的(de)零(ling)件及清除鐵屑(xie)。
(2)潤(run)滑不(bu)良或液壓(ya)(ya)缸(gang)(gang)孔徑加(jia)工超差。因為活塞(sai)與缸(gang)(gang)筒、導軌與活塞(sai)桿等均有相對運動,如果潤(run)滑不(bu)良或液壓(ya)(ya)缸(gang)(gang)孔徑超差,就會加(jia)劇磨損,使缸(gang)(gang)筒中心(xin)線(xian)直線(xian)性降低。(威海力建冶金液壓(ya)(ya)設備廠)