
威海力(li)建液壓(ya)設備廠
經營模(mo)式:生(sheng)產加工
地址(zhi):山東省威海市(shi)羊亭(ting)孫家灘(tan)工業(ye)園
主營:液(ye)壓缸,油(you)缸,液(ye)壓系統
業(ye)務熱線:
QQ:3049278720
柱塞式
(1)柱(zhu)塞式液壓缸是一種單作用式液壓缸,靠液壓力(li)只(zhi)能(neng)實現一個方向的(de)運動(dong),柱(zhu)塞回程要靠其它外(wai)力(li)或柱(zhu)塞的(de)自重;
(2)柱塞只靠缸(gang)(gang)套支承(cheng)而(er)不與(yu)缸(gang)(gang)套接觸,這(zhe)樣缸(gang)(gang)套極(ji)易加工,故(gu)適(shi)于做長行程液壓缸(gang)(gang);
(3)工作時(shi)柱塞總受壓,因(yin)而它必須(xu)有足夠(gou)的剛度;
(4)柱塞重量往往較大,水平放置時 容易因自重而下垂,造成(cheng)密封(feng)件和導(dao)向單(dan)邊磨損,故(gu)其垂直使用更有利。





孔的表(biao)(biao)面硬度提(ti)(ti)高(gao)(gao)約(yue)30%,缸(gang)筒(tong)內表(biao)(biao)面疲勞強(qiang)度提(ti)(ti)高(gao)(gao)25%。油缸(gang)使(shi)用壽命若只考慮缸(gang)筒(tong)影(ying)響,提(ti)(ti)高(gao)(gao)2~3倍,鏜削(xue)(xue)滾壓工藝較磨削(xue)(xue)工藝效率提(ti)(ti)高(gao)(gao)3倍左(zuo)右。以(yi)上數據說(shuo)明,滾壓工藝是高(gao)(gao)xiao的,能(neng)大大提(ti)(ti)高(gao)(gao)缸(gang)筒(tong)的表(biao)(biao)面質量(liang)。
油缸經過滾壓(ya)(ya)后,表面沒有鋒利的(de)微小刃口,長時間(jian)的(de)運動摩擦也不會損傷密封(feng)圈或(huo)密封(feng)件,這一點在液壓(ya)(ya)行業特別的(de)重要(yao)。
液(ye)壓缸(gang)結構基本上可以(yi)分(fen)為缸(gang)筒和缸(gang)蓋、活(huo)(huo)塞和活(huo)(huo)塞桿、密封裝(zhuang)置、緩沖裝(zhuang)置和排(pai)氣裝(zhuang)置五個部分(fen)。今天威海(hai)力建小編著重帶著大家(jia)了(le)解(jie)一下缸(gang)筒和缸(gang)蓋。
缸(gang)筒和缸(gang)蓋
一(yi)般來說,缸(gang)筒(tong)和缸(gang)蓋的(de)結(jie)(jie)構(gou)(gou)形(xing)(xing)式(shi)(shi)(shi)和其(qi)使用(yong)(yong)(yong)(yong)的(de)材料有(you)關(guan)。工作壓力p<10MPa時(shi),使用(yong)(yong)(yong)(yong)鑄鐵;p<20MPa時(shi),使用(yong)(yong)(yong)(yong)無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan);p>20MPa時(shi),使用(yong)(yong)(yong)(yong)鑄鋼(gang)或(huo)(huo)鍛鋼(gang)。法(fa)蘭連(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)(gou)簡(jian)(jian)單(dan),容易加(jia)工,也容易裝拆,但(dan)外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)(cun)和重量(liang)都較(jiao)大,常用(yong)(yong)(yong)(yong)于鑄鐵制的(de)缸(gang)筒(tong)上(shang)。半環連(lian)接(jie)式(shi)(shi)(shi),它(ta)的(de)缸(gang)筒(tong)壁部因開了環形(xing)(xing)槽而削弱了強度,為此(ci)有(you)時(shi)要(yao)加(jia)厚缸(gang)壁,它(ta)容易加(jia)工和裝拆,重量(liang)較(jiao)輕,常用(yong)(yong)(yong)(yong)于無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)或(huo)(huo)鍛鋼(gang)制的(de)缸(gang)筒(tong)上(shang)。螺紋連(lian)接(jie)式(shi)(shi)(shi),它(ta)的(de)缸(gang)筒(tong)端部結(jie)(jie)構(gou)(gou)復雜,外(wai)(wai)徑(jing)加(jia)工時(shi)要(yao)求(qiu)保證內外(wai)(wai)徑(jing)同心,裝拆要(yao)使用(yong)(yong)(yong)(yong)工具,它(ta)的(de)外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)(cun)和重量(liang)都較(jiao)小(xiao),常用(yong)(yong)(yong)(yong)于無(wu)(wu)縫(feng)鋼(gang)管(guan)(guan)或(huo)(huo)鑄鋼(gang)制的(de)缸(gang)筒(tong)上(shang)。拉桿連(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)(gou)的(de)通用(yong)(yong)(yong)(yong)性大,容易加(jia)工和裝拆,但(dan)外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)(cun)較(jiao)大,且較(jiao)重。焊接(jie)連(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)(gou)簡(jian)(jian)單(dan),尺(chi)寸(cun)(cun)小(xiao),但(dan)缸(gang)底處內徑(jing)不易加(jia)工,且可能引起變形(xing)(xing)。