
威(wei)海力建液壓(ya)設備廠
經營模式:生產加工
地址:山(shan)東(dong)省威海市(shi)羊亭(ting)孫家灘(tan)工業園
主營(ying):液(ye)壓(ya)缸,油(you)缸,液(ye)壓(ya)系統(tong)
業務(wu)熱(re)線:
QQ:3049278720
液壓缸的分類
液(ye)壓缸(gang)的結(jie)構(gou)(gou)形式(shi)多種多樣,其分(fen)類方法也有多種:按(an)運(yun)動方式(shi)可(ke)(ke)分(fen)為(wei)直(zhi)線往復運(yun)動式(shi)和回轉擺動式(shi);按(an)受(shou)液(ye)壓力作(zuo)用(yong)情況可(ke)(ke)分(fen)為(wei)單作(zuo)用(yong)式(shi)、雙作(zuo)用(yong)式(shi);按(an)結(jie)構(gou)(gou)形式(shi)可(ke)(ke)分(fen)為(wei)活塞式(shi)、柱塞式(shi)、多級伸縮(suo)套筒式(shi),齒(chi)輪齒(chi)條式(shi)等;按(an)安裝形式(shi)可(ke)(ke)分(fen)為(wei)拉桿、耳環、底腳、鉸軸等;按(an)壓力等級可(ke)(ke)分(fen)為(wei)16Mpa、25Mpa、31.5Mpa等。(威海(hai)力建(jian)冶(ye)金液(ye)壓設(she)備廠)





液壓缸結構基本上(shang)可以分為缸筒和(he)缸蓋、活塞(sai)和(he)活塞(sai)桿、密封裝置(zhi)、緩(huan)沖裝置(zhi)和(he)排氣裝置(zhi)五(wu)個部分。今天威海力建小編著重(zhong)帶著大家了(le)解一下缸筒和(he)缸蓋。
缸(gang)筒和缸(gang)蓋
一(yi)般來說,缸筒(tong)和缸蓋的(de)結(jie)構(gou)形(xing)式和其使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)的(de)材料有關。工(gong)作壓力(li)p<10MPa時(shi),使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鐵;p<20MPa時(shi),使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)無(wu)(wu)縫(feng)鋼(gang)管(guan);p>20MPa時(shi),使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鋼(gang)或(huo)鍛(duan)鋼(gang)。法蘭(lan)連(lian)接(jie)(jie)式,結(jie)構(gou)簡單,容(rong)易(yi)加工(gong),也(ye)容(rong)易(yi)裝拆(chai)(chai),但外(wai)(wai)形(xing)尺(chi)寸(cun)和重(zhong)量都(dou)較大,常用(yong)(yong)(yong)(yong)于鑄(zhu)鐵制(zhi)的(de)缸筒(tong)上。半環連(lian)接(jie)(jie)式,它的(de)缸筒(tong)壁(bi)部因開了(le)環形(xing)槽而削弱了(le)強度,為此有時(shi)要(yao)(yao)加厚缸壁(bi),它容(rong)易(yi)加工(gong)和裝拆(chai)(chai),重(zhong)量較輕,常用(yong)(yong)(yong)(yong)于無(wu)(wu)縫(feng)鋼(gang)管(guan)或(huo)鍛(duan)鋼(gang)制(zhi)的(de)缸筒(tong)上。螺紋連(lian)接(jie)(jie)式,它的(de)缸筒(tong)端(duan)部結(jie)構(gou)復雜(za),外(wai)(wai)徑加工(gong)時(shi)要(yao)(yao)求(qiu)保(bao)證內外(wai)(wai)徑同心,裝拆(chai)(chai)要(yao)(yao)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)工(gong)具,它的(de)外(wai)(wai)形(xing)尺(chi)寸(cun)和重(zhong)量都(dou)較小,常用(yong)(yong)(yong)(yong)于無(wu)(wu)縫(feng)鋼(gang)管(guan)或(huo)鑄(zhu)鋼(gang)制(zhi)的(de)缸筒(tong)上。拉(la)桿(gan)連(lian)接(jie)(jie)式,結(jie)構(gou)的(de)通用(yong)(yong)(yong)(yong)性大,容(rong)易(yi)加工(gong)和裝拆(chai)(chai),但外(wai)(wai)形(xing)尺(chi)寸(cun)較大,且較重(zhong)。焊接(jie)(jie)連(lian)接(jie)(jie)式,結(jie)構(gou)簡單,尺(chi)寸(cun)小,但缸底處(chu)內徑不易(yi)加工(gong),且可能(neng)引起變形(xing)。
液壓(ya)缸(gang)泄漏帶來的危害很多(duo),既是液壓(ya)缸(gang)產(chan)生各種故(gu)障(zhang)的原因(yin)之一(yi),又是影響(xiang)安全(quan)、污(wu)染環境的重(zhong)要因(yin)素(su),所以(yi)應(ying)引起足夠(gou)的重(zhong)視。
液(ye)(ye)壓(ya)(ya)缸(gang)(gang)(gang)的泄(xie)(xie)漏(lou)包括外(wai)泄(xie)(xie)漏(lou)和外(wai)泄(xie)(xie)漏(lou)兩種情況。外(wai)泄(xie)(xie)漏(lou)是指液(ye)(ye)壓(ya)(ya)缸(gang)(gang)(gang)缸(gang)(gang)(gang)筒和缸(gang)(gang)(gang)蓋、缸(gang)(gang)(gang)底、油口(kou)、排氣閥、緩沖(chong)調(diao)節閥、缸(gang)(gang)(gang)蓋與(yu)活塞(sai)桿(gan)處等(deng)外(wai)部的漏(lou)油,容易從外(wai)部直(zhi)接(jie)(jie)觀察出。內(nei)泄(xie)(xie)漏(lou)是指液(ye)(ye)壓(ya)(ya)缸(gang)(gang)(gang)內(nei)部高壓(ya)(ya)腔的壓(ya)(ya)力油向低壓(ya)(ya)腔滲(shen)漏(lou),它發(fa)生在活塞(sai)與(yu)缸(gang)(gang)(gang)內(nei)壁、活塞(sai)內(nei)孔與(yu)活塞(sai)桿(gan)連(lian)接(jie)(jie)處。內(nei)泄(xie)(xie)漏(lou)不(bu)能直(zhi)接(jie)(jie)觀察到。不(bu)論是內(nei)泄(xie)(xie)漏(lou)和外(wai)泄(xie)(xie)漏(lou),其(qi)泄(xie)(xie)漏(lou)的原(yuan)因主要(yao)是密(mi)封不(bu)良、連(lian)接(jie)(jie)處接(jie)(jie)觸不(bu)良等(deng)。