
威海力建液壓設(she)備廠
經營模(mo)式:生產加(jia)工
地址:山東(dong)省威(wei)海(hai)市羊亭孫家灘工業園
主(zhu)營(ying):液壓(ya)缸(gang),油缸(gang),液壓(ya)系統
業務熱線:
QQ:3049278720
伸縮式液壓缸
伸(shen)(shen)縮(suo)式液壓(ya)缸(gang)具有(you)二級或多(duo)級活(huo)塞,伸(shen)(shen)縮(suo)式液壓(ya)缸(gang)中活(huo)塞伸(shen)(shen)出(chu)的(de)(de)(de)順(shun)序式從大到小(xiao),而空載縮(suo)回的(de)(de)(de)順(shun)序則(ze)一般是從小(xiao)到大。伸(shen)(shen)縮(suo)缸(gang)可實現較長的(de)(de)(de)行程(cheng),而縮(suo)回時長度(du)較短,結構較為(wei)緊湊。此(ci)種液壓(ya)缸(gang)常用(yong)于工程(cheng)機(ji)(ji)械和農業機(ji)(ji)械上。有(you)多(duo)個一次運(yun)動(dong)的(de)(de)(de)活(huo)塞,各活(huo)塞逐次運(yun)動(dong)時,其輸出(chu)速度(du)和輸出(chu)力(li)均(jun)是變化的(de)(de)(de)。(威海力(li)建冶金液壓(ya)設備廠(chang))





擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)液壓(ya)缸(gang)是(shi)輸出扭(niu)矩并實現往復運(yun)動(dong)(dong)(dong)的執(zhi)行元件,有單葉(xie)片(pian)、雙葉(xie)片(pian)、螺旋(xuan)擺(bai)動(dong)(dong)(dong)等幾種(zhong)形式(shi)。葉(xie)片(pian)式(shi)式(shi):定子塊固定在(zai)缸(gang)體上,而葉(xie)片(pian)和(he)(he)轉子連接在(zai)一起。根(gen)據進油方向(xiang),葉(xie)片(pian)將帶動(dong)(dong)(dong)轉子作往復擺(bai)動(dong)(dong)(dong)。螺旋(xuan)擺(bai)動(dong)(dong)(dong)式(shi)又(you)分(fen)單螺旋(xuan)擺(bai)動(dong)(dong)(dong)和(he)(he)雙螺旋(xuan)兩種(zhong),現在(zai)雙螺旋(xuan)比較常用,靠兩個(ge)螺旋(xuan)副(fu)降液壓(ya)缸(gang)內(nei)活塞的直(zhi)線運(yun)動(dong)(dong)(dong)轉變(bian)為直(zhi)線運(yun)動(dong)(dong)(dong)與(yu)自轉運(yun)動(dong)(dong)(dong)的復he運(yun)動(dong)(dong)(dong),從(cong)而實現擺(bai)動(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)。
例如:活(huo)塞與活(huo)塞桿(gan)(gan)不同心或活(huo)塞桿(gan)(gan)彎曲,液壓缸或活(huo)塞桿(gan)(gan)對導軌安(an)裝位(wei)置偏(pian)移(yi),密(mi)封環裝得過緊或過松等。解(jie)決方法是重新修(xiu)理或調(diao)整,更換(huan)損傷的零(ling)件及清(qing)除鐵屑。
(2)潤滑不良或(huo)液壓缸孔徑加工超(chao)差(cha)。因為(wei)活(huo)塞與缸筒、導軌與活(huo)塞桿(gan)等均(jun)有(you)相對運動(dong),如果潤滑不良或(huo)液壓缸孔徑超(chao)差(cha),就會加劇磨(mo)損,使缸筒中心線(xian)(xian)直線(xian)(xian)性降低(di)。(威(wei)海力建冶金(jin)液壓設(she)備廠)