
威海力建液壓設備(bei)廠
經營(ying)模(mo)式:生產加(jia)工(gong)
地址(zhi):山(shan)東省威海市羊亭(ting)孫(sun)家灘工業園(yuan)
主營:液壓缸(gang),油(you)缸(gang),液壓系統
業務熱(re)線:
QQ:3049278720
液壓缸的分類
液壓缸(gang)的結構形(xing)式(shi)(shi)(shi)多(duo)種多(duo)樣(yang),其分(fen)類(lei)方法(fa)也有多(duo)種:按(an)運動(dong)方式(shi)(shi)(shi)可分(fen)為(wei)直線往(wang)復(fu)運動(dong)式(shi)(shi)(shi)和回轉(zhuan)擺動(dong)式(shi)(shi)(shi);按(an)受(shou)液壓力(li)作(zuo)用情況(kuang)可分(fen)為(wei)單作(zuo)用式(shi)(shi)(shi)、雙作(zuo)用式(shi)(shi)(shi);按(an)結構形(xing)式(shi)(shi)(shi)可分(fen)為(wei)活塞式(shi)(shi)(shi)、柱塞式(shi)(shi)(shi)、多(duo)級伸(shen)縮套筒(tong)式(shi)(shi)(shi),齒輪齒條式(shi)(shi)(shi)等;按(an)安(an)裝形(xing)式(shi)(shi)(shi)可分(fen)為(wei)拉桿、耳環、底腳、鉸軸等;按(an)壓力(li)等級可分(fen)為(wei)16Mpa、25Mpa、31.5Mpa等。(威海力(li)建冶金液壓設備廠)





活塞式液壓缸(gang)的工作原理(li)
它只(zhi)在活塞的(de)(de)一側設有活塞桿,因而(er)兩腔(qiang)(qiang)的(de)(de)有效作用面積不(bu)同(tong)(tong)(tong)。在供(gong)油(you)量相同(tong)(tong)(tong)時,不(bu)同(tong)(tong)(tong)腔(qiang)(qiang)進油(you),活塞的(de)(de)運(yun)動速度不(bu)同(tong)(tong)(tong);在需(xu)克服的(de)(de)負(fu)載力(li)相同(tong)(tong)(tong)時,不(bu)同(tong)(tong)(tong)腔(qiang)(qiang)進油(you),所需(xu)要的(de)(de)供(gong)油(you)壓力(li)不(bu)同(tong)(tong)(tong),或者說在系統壓力(li)調定后,環衛垃圾車液壓缸(gang)兩個方向運(yun)動所能克服的(de)(de)負(fu)載力(li)不(bu)同(tong)(tong)(tong)。
單桿(gan)活塞液壓缸,由(you)于(yu)無桿(gan)腔的有(you)(you)(you)效(xiao)工作面(mian)積大于(yu)有(you)(you)(you)桿(gan)腔的有(you)(you)(you)效(xiao)工作面(mian)積,故當缸兩腔同時接(jie)通壓力(li)油管時,活塞(或缸體(ti))仍能移動(dong),這種連接(jie)方式(shi)稱(cheng)為差動(dong)連接(jie).
差動連接時(shi),有效工作面積相(xiang)當于活塞桿截(jie)面積,適用與(yu)輕載(zai)快速(su)場(chang)合.
伸縮式液壓缸
伸(shen)(shen)縮(suo)式(shi)液壓缸(gang)(gang)又(you)叫多級缸(gang)(gang).它有單作用(yong)和雙作用(yong)兩(liang)種形式(shi).伸(shen)(shen)縮(suo)式(shi)液壓缸(gang)(gang)由兩(liang)個(ge)(ge)或(huo)多個(ge)(ge)活(huo)(huo)塞(sai)套裝而成(cheng),前級活(huo)(huo)塞(sai)缸(gang)(gang)的(de)活(huo)(huo)塞(sai)是后(hou)級活(huo)(huo)塞(sai)缸(gang)(gang)的(de)缸(gang)(gang)筒.這種液壓缸(gang)(gang)在各級活(huo)(huo)塞(sai)依次伸(shen)(shen)出時可得到(dao)很(hen)大(da)行(xing)程(cheng),但縮(suo)入(ru)后(hou)軸向尺寸很(hen)小.