
威海力(li)建液(ye)壓設(she)備廠
經營模式:生產加工
地址:山東省威(wei)海市羊亭(ting)孫家灘(tan)工業園
主營:液壓缸,油缸,液壓系統
業務熱線:
QQ:3049278720
伸縮式液壓缸
伸縮式液(ye)壓(ya)缸具有二級或多級活(huo)(huo)塞,伸縮式液(ye)壓(ya)缸中活(huo)(huo)塞伸出(chu)的(de)順序式從(cong)大到小,而(er)空(kong)載縮回(hui)(hui)的(de)順序則一般是(shi)從(cong)小到大。伸縮缸可(ke)實現較(jiao)長(chang)的(de)行程(cheng)(cheng),而(er)縮回(hui)(hui)時(shi)長(chang)度(du)(du)較(jiao)短,結構較(jiao)為緊湊。此(ci)種液(ye)壓(ya)缸常用于工(gong)程(cheng)(cheng)機(ji)械(xie)和農業機(ji)械(xie)上。有多個一次(ci)運(yun)動的(de)活(huo)(huo)塞,各活(huo)(huo)塞逐次(ci)運(yun)動時(shi),其(qi)輸(shu)出(chu)速(su)度(du)(du)和輸(shu)出(chu)力均是(shi)變化的(de)。(威海力建冶金液(ye)壓(ya)設備廠)





擺動式液壓缸
擺動(dong)(dong)(dong)式(shi)(shi)液壓缸是輸(shu)出扭矩并實現往復(fu)運動(dong)(dong)(dong)的(de)(de)執行元件,有單(dan)葉片(pian)(pian)、雙葉片(pian)(pian)、螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)等幾(ji)種形式(shi)(shi)。葉片(pian)(pian)式(shi)(shi)式(shi)(shi):定(ding)子塊固定(ding)在缸體上,而葉片(pian)(pian)和轉(zhuan)(zhuan)子連接在一起。根據進油方向,葉片(pian)(pian)將帶動(dong)(dong)(dong)轉(zhuan)(zhuan)子作(zuo)往復(fu)擺動(dong)(dong)(dong)。螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)式(shi)(shi)又(you)分單(dan)螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)和雙螺(luo)旋(xuan)(xuan)(xuan)兩種,現在雙螺(luo)旋(xuan)(xuan)(xuan)比較常用,靠兩個螺(luo)旋(xuan)(xuan)(xuan)副降(jiang)液壓缸內活塞(sai)的(de)(de)直線運動(dong)(dong)(dong)轉(zhuan)(zhuan)變為(wei)直線運動(dong)(dong)(dong)與自轉(zhuan)(zhuan)運動(dong)(dong)(dong)的(de)(de)復(fu)he運動(dong)(dong)(dong),從而實現擺動(dong)(dong)(dong)運動(dong)(dong)(dong)。
例如:活塞與活塞桿不同心(xin)或活塞桿彎曲,液壓缸或活塞桿對導軌安裝(zhuang)位置偏移,密封環裝(zhuang)得過緊(jin)或過松等。解決方法是重(zhong)新(xin)修(xiu)理或調(diao)整,更換(huan)損傷的零件(jian)及(ji)清除鐵屑。
(2)潤滑不良或(huo)液(ye)壓缸(gang)(gang)孔徑加工超差。因為活(huo)塞與(yu)缸(gang)(gang)筒(tong)、導(dao)軌與(yu)活(huo)塞桿等(deng)均有(you)相對運動(dong),如果潤滑不良或(huo)液(ye)壓缸(gang)(gang)孔徑超差,就(jiu)會加劇磨損,使(shi)缸(gang)(gang)筒(tong)中心(xin)線(xian)直線(xian)性降低(di)。(威海力建冶金液(ye)壓設(she)備廠)