
威海(hai)力建液壓設備廠
經營模式:生產加工
地址(zhi):山東省(sheng)威(wei)海市(shi)羊亭孫家(jia)灘工業園
主(zhu)營(ying):液壓(ya)(ya)缸(gang),油缸(gang),液壓(ya)(ya)系統(tong)
業務熱線:
QQ:3049278720
柱塞式
(1)柱(zhu)(zhu)塞(sai)式液(ye)(ye)壓(ya)缸(gang)是一(yi)種單作用式液(ye)(ye)壓(ya)缸(gang),靠液(ye)(ye)壓(ya)力只(zhi)能實現一(yi)個方向的(de)運動(dong),柱(zhu)(zhu)塞(sai)回(hui)程(cheng)要靠其它外力或柱(zhu)(zhu)塞(sai)的(de)自重;
(2)柱塞只靠(kao)缸套(tao)支承而不(bu)與缸套(tao)接觸,這樣缸套(tao)極易(yi)加工(gong),故適于做長行程液壓缸;
(3)工作(zuo)時柱(zhu)塞總受壓,因而(er)它必(bi)須(xu)有(you)足夠的剛(gang)度;
(4)柱塞(sai)重量往往較大,水平放置時 容易因(yin)自重而下垂(chui),造成(cheng)密封件和(he)導向(xiang)單邊磨(mo)損,故其垂(chui)直使用更有利。





孔的(de)(de)表(biao)面硬(ying)度提(ti)高(gao)(gao)約30%,缸(gang)筒(tong)內表(biao)面疲勞強度提(ti)高(gao)(gao)25%。油缸(gang)使用(yong)壽命(ming)若只(zhi)考慮缸(gang)筒(tong)影響(xiang),提(ti)高(gao)(gao)2~3倍,鏜削(xue)滾(gun)壓(ya)工藝較磨(mo)削(xue)工藝效率(lv)提(ti)高(gao)(gao)3倍左(zuo)右(you)。以上數(shu)據說明,滾(gun)壓(ya)工藝是高(gao)(gao)xiao的(de)(de),能大大提(ti)高(gao)(gao)缸(gang)筒(tong)的(de)(de)表(biao)面質(zhi)量(liang)。
油(you)缸經過滾(gun)壓(ya)后,表面沒有鋒利(li)的(de)微小刃口,長時(shi)間的(de)運動摩擦也不會損傷密(mi)封圈或密(mi)封件,這一點(dian)在液壓(ya)行業特(te)別的(de)重要。
液壓缸(gang)(gang)結構基本上可以(yi)分(fen)為缸(gang)(gang)筒和(he)缸(gang)(gang)蓋、活塞和(he)活塞桿(gan)、密(mi)封(feng)裝(zhuang)置、緩沖裝(zhuang)置和(he)排氣(qi)裝(zhuang)置五個部分(fen)。今天(tian)威海力建小編著重帶著大(da)家(jia)了(le)解一(yi)下缸(gang)(gang)筒和(he)缸(gang)(gang)蓋。
缸筒和缸蓋(gai)
一般來說,缸(gang)筒(tong)和(he)(he)(he)(he)缸(gang)蓋的(de)(de)(de)結(jie)(jie)構(gou)形(xing)(xing)(xing)式(shi)(shi)(shi)和(he)(he)(he)(he)其使(shi)用(yong)(yong)(yong)的(de)(de)(de)材料有關。工(gong)(gong)作壓力p<10MPa時(shi),使(shi)用(yong)(yong)(yong)鑄鐵;p<20MPa時(shi),使(shi)用(yong)(yong)(yong)無(wu)縫鋼管(guan);p>20MPa時(shi),使(shi)用(yong)(yong)(yong)鑄鋼或鍛鋼。法蘭連(lian)(lian)(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)簡單(dan),容(rong)易(yi)(yi)加(jia)工(gong)(gong),也容(rong)易(yi)(yi)裝拆,但外(wai)(wai)形(xing)(xing)(xing)尺(chi)寸(cun)(cun)和(he)(he)(he)(he)重(zhong)量都(dou)較大(da),常(chang)用(yong)(yong)(yong)于鑄鐵制的(de)(de)(de)缸(gang)筒(tong)上(shang)。半(ban)環連(lian)(lian)(lian)接(jie)式(shi)(shi)(shi),它的(de)(de)(de)缸(gang)筒(tong)壁(bi)部因開了環形(xing)(xing)(xing)槽而削(xue)弱了強(qiang)度,為(wei)此有時(shi)要加(jia)厚缸(gang)壁(bi),它容(rong)易(yi)(yi)加(jia)工(gong)(gong)和(he)(he)(he)(he)裝拆,重(zhong)量較輕,常(chang)用(yong)(yong)(yong)于無(wu)縫鋼管(guan)或鍛鋼制的(de)(de)(de)缸(gang)筒(tong)上(shang)。螺紋連(lian)(lian)(lian)接(jie)式(shi)(shi)(shi),它的(de)(de)(de)缸(gang)筒(tong)端部結(jie)(jie)構(gou)復(fu)雜,外(wai)(wai)徑(jing)加(jia)工(gong)(gong)時(shi)要求保證內外(wai)(wai)徑(jing)同心(xin),裝拆要使(shi)用(yong)(yong)(yong)工(gong)(gong)具,它的(de)(de)(de)外(wai)(wai)形(xing)(xing)(xing)尺(chi)寸(cun)(cun)和(he)(he)(he)(he)重(zhong)量都(dou)較小,常(chang)用(yong)(yong)(yong)于無(wu)縫鋼管(guan)或鑄鋼制的(de)(de)(de)缸(gang)筒(tong)上(shang)。拉桿(gan)連(lian)(lian)(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)的(de)(de)(de)通(tong)用(yong)(yong)(yong)性大(da),容(rong)易(yi)(yi)加(jia)工(gong)(gong)和(he)(he)(he)(he)裝拆,但外(wai)(wai)形(xing)(xing)(xing)尺(chi)寸(cun)(cun)較大(da),且較重(zhong)。焊接(jie)連(lian)(lian)(lian)接(jie)式(shi)(shi)(shi),結(jie)(jie)構(gou)簡單(dan),尺(chi)寸(cun)(cun)小,但缸(gang)底處內徑(jing)不易(yi)(yi)加(jia)工(gong)(gong),且可能引起變形(xing)(xing)(xing)。