
威(wei)海力建液壓(ya)設(she)備(bei)廠
經營模式(shi):生(sheng)產加工
地址(zhi):山東省威(wei)海市羊亭孫(sun)家灘工業園
主營:液壓缸,油(you)缸,液壓系統
業務熱線:
QQ:3049278720
柱塞式
(1)柱(zhu)(zhu)塞式液壓(ya)缸是一(yi)種單作用式液壓(ya)缸,靠(kao)液壓(ya)力只能實現一(yi)個方(fang)向的(de)運動,柱(zhu)(zhu)塞回程要靠(kao)其(qi)它(ta)外力或柱(zhu)(zhu)塞的(de)自重;
(2)柱(zhu)塞只靠(kao)缸套(tao)支承而不與缸套(tao)接觸(chu),這樣缸套(tao)極易加工,故適于(yu)做長行程液壓缸;
(3)工作(zuo)時柱(zhu)塞總(zong)受(shou)壓,因而(er)它必須(xu)有足夠的剛(gang)度;
(4)柱塞重(zhong)量往(wang)往(wang)較大(da),水平放置(zhi)時 容(rong)易(yi)因自重(zhong)而下垂,造(zao)成密封件和導向單邊磨(mo)損,故其垂直使(shi)用更有利。





孔的(de)表面硬(ying)度提(ti)(ti)高(gao)約30%,缸(gang)(gang)筒內表面疲(pi)勞強度提(ti)(ti)高(gao)25%。油缸(gang)(gang)使用壽命若只考慮缸(gang)(gang)筒影響,提(ti)(ti)高(gao)2~3倍,鏜(tang)削(xue)滾壓(ya)工藝(yi)(yi)較磨削(xue)工藝(yi)(yi)效率提(ti)(ti)高(gao)3倍左右(you)。以上(shang)數(shu)據說(shuo)明,滾壓(ya)工藝(yi)(yi)是高(gao)xiao的(de),能(neng)大大提(ti)(ti)高(gao)缸(gang)(gang)筒的(de)表面質量。
油缸經(jing)過滾壓后,表(biao)面沒(mei)有鋒利的微(wei)小(xiao)刃(ren)口,長時間(jian)的運動摩擦也(ye)不會損(sun)傷密封(feng)圈或(huo)密封(feng)件,這一點在液壓行業特別的重(zhong)要。
液壓缸結構基本(ben)上可以分為缸筒和缸蓋、活(huo)塞和活(huo)塞桿、密封裝置、緩(huan)沖裝置和排氣(qi)裝置五個部分。今天威(wei)海力(li)建小編著重帶著大(da)家(jia)了解一下缸筒和缸蓋。
缸筒和(he)缸蓋
一般來(lai)說,缸筒(tong)(tong)和(he)缸蓋的(de)結(jie)(jie)(jie)構(gou)形(xing)式和(he)其(qi)使(shi)用(yong)(yong)(yong)(yong)的(de)材料有關(guan)。工作壓力p<10MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鐵;p<20MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)無(wu)縫鋼(gang)管;p>20MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鋼(gang)或鍛(duan)鋼(gang)。法蘭連(lian)(lian)接(jie)式,結(jie)(jie)(jie)構(gou)簡單,容(rong)(rong)易(yi)加(jia)(jia)(jia)工,也容(rong)(rong)易(yi)裝拆(chai)(chai)(chai),但(dan)外(wai)形(xing)尺(chi)(chi)寸和(he)重(zhong)量(liang)都較(jiao)(jiao)大(da),常用(yong)(yong)(yong)(yong)于(yu)鑄(zhu)鐵制的(de)缸筒(tong)(tong)上(shang)。半環連(lian)(lian)接(jie)式,它的(de)缸筒(tong)(tong)壁部(bu)因(yin)開(kai)了(le)環形(xing)槽而削弱(ruo)了(le)強度,為此有時(shi)要(yao)加(jia)(jia)(jia)厚(hou)缸壁,它容(rong)(rong)易(yi)加(jia)(jia)(jia)工和(he)裝拆(chai)(chai)(chai),重(zhong)量(liang)較(jiao)(jiao)輕,常用(yong)(yong)(yong)(yong)于(yu)無(wu)縫鋼(gang)管或鍛(duan)鋼(gang)制的(de)缸筒(tong)(tong)上(shang)。螺紋連(lian)(lian)接(jie)式,它的(de)缸筒(tong)(tong)端(duan)部(bu)結(jie)(jie)(jie)構(gou)復雜(za),外(wai)徑(jing)加(jia)(jia)(jia)工時(shi)要(yao)求保證內外(wai)徑(jing)同(tong)心,裝拆(chai)(chai)(chai)要(yao)使(shi)用(yong)(yong)(yong)(yong)工具,它的(de)外(wai)形(xing)尺(chi)(chi)寸和(he)重(zhong)量(liang)都較(jiao)(jiao)小,常用(yong)(yong)(yong)(yong)于(yu)無(wu)縫鋼(gang)管或鑄(zhu)鋼(gang)制的(de)缸筒(tong)(tong)上(shang)。拉桿連(lian)(lian)接(jie)式,結(jie)(jie)(jie)構(gou)的(de)通(tong)用(yong)(yong)(yong)(yong)性(xing)大(da),容(rong)(rong)易(yi)加(jia)(jia)(jia)工和(he)裝拆(chai)(chai)(chai),但(dan)外(wai)形(xing)尺(chi)(chi)寸較(jiao)(jiao)大(da),且較(jiao)(jiao)重(zhong)。焊(han)接(jie)連(lian)(lian)接(jie)式,結(jie)(jie)(jie)構(gou)簡單,尺(chi)(chi)寸小,但(dan)缸底處內徑(jing)不易(yi)加(jia)(jia)(jia)工,且可能(neng)引起變形(xing)。