
威海力(li)建液壓設備(bei)廠
經(jing)營模式:生產加工
地址:山(shan)東省威(wei)海市羊(yang)亭孫(sun)家灘工(gong)業園
主營:液壓缸,油缸,液壓系統
業務熱線(xian):
QQ:3049278720
伸縮式液壓缸
伸縮式液(ye)(ye)壓(ya)缸(gang)具(ju)有二級或多級活(huo)(huo)塞,伸縮式液(ye)(ye)壓(ya)缸(gang)中活(huo)(huo)塞伸出(chu)的順序式從大(da)(da)到小,而空載縮回的順序則(ze)一般是從小到大(da)(da)。伸縮缸(gang)可實現較長的行程,而縮回時(shi)(shi)長度較短,結構較為緊(jin)湊。此種(zhong)液(ye)(ye)壓(ya)缸(gang)常用于工程機(ji)械(xie)和農業機(ji)械(xie)上(shang)。有多個(ge)一次運動的活(huo)(huo)塞,各活(huo)(huo)塞逐次運動時(shi)(shi),其輸(shu)出(chu)速度和輸(shu)出(chu)力均是變化的。(威海(hai)力建冶(ye)金液(ye)(ye)壓(ya)設備廠(chang))





擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)(shi)液壓缸(gang)是輸出扭矩并實(shi)(shi)現往(wang)復(fu)運(yun)動(dong)(dong)(dong)(dong)(dong)的(de)執行元(yuan)件,有單(dan)葉片、雙(shuang)葉片、螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)(dong)等幾種形式(shi)(shi)。葉片式(shi)(shi)式(shi)(shi):定子塊固定在(zai)缸(gang)體上,而葉片和轉子連接在(zai)一(yi)起。根(gen)據進油(you)方向,葉片將帶(dai)動(dong)(dong)(dong)(dong)(dong)轉子作往(wang)復(fu)擺(bai)動(dong)(dong)(dong)(dong)(dong)。螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)(shi)又分單(dan)螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)(dong)和雙(shuang)螺(luo)旋(xuan)兩種,現在(zai)雙(shuang)螺(luo)旋(xuan)比較常用,靠兩個螺(luo)旋(xuan)副降液壓缸(gang)內活塞的(de)直(zhi)線運(yun)動(dong)(dong)(dong)(dong)(dong)轉變為(wei)直(zhi)線運(yun)動(dong)(dong)(dong)(dong)(dong)與(yu)自轉運(yun)動(dong)(dong)(dong)(dong)(dong)的(de)復(fu)he運(yun)動(dong)(dong)(dong)(dong)(dong),從而實(shi)(shi)現擺(bai)動(dong)(dong)(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)(dong)(dong)。
例(li)如:活(huo)塞(sai)與活(huo)塞(sai)桿(gan)不同心或活(huo)塞(sai)桿(gan)彎曲,液(ye)壓缸(gang)或活(huo)塞(sai)桿(gan)對導軌安裝位置偏移,密封環(huan)裝得過(guo)(guo)緊或過(guo)(guo)松(song)等。解決(jue)方法是重新修理或調整,更換損傷的零件及清(qing)除鐵屑。
(2)潤滑(hua)不(bu)良或液壓(ya)缸(gang)孔(kong)徑加工(gong)超差(cha)。因為活(huo)塞與缸(gang)筒、導軌(gui)與活(huo)塞桿(gan)等均有相對(dui)運動,如果潤滑(hua)不(bu)良或液壓(ya)缸(gang)孔(kong)徑超差(cha),就會(hui)加劇磨損,使缸(gang)筒中心線直線性(xing)降低。(威(wei)海力(li)建冶金(jin)液壓(ya)設備廠)