
威海力建液壓設備(bei)廠
經營模(mo)式:生產(chan)加(jia)工(gong)
地址:山東省威海(hai)市(shi)羊亭孫家灘工業(ye)園
主營:液(ye)壓缸,油缸,液(ye)壓系統(tong)
業務熱(re)線:
QQ:3049278720
柱塞式
(1)柱(zhu)塞式液壓(ya)缸是一(yi)種(zhong)單作(zuo)用式液壓(ya)缸,靠(kao)(kao)液壓(ya)力只能實現一(yi)個方(fang)向的運動,柱(zhu)塞回程(cheng)要靠(kao)(kao)其它外(wai)力或柱(zhu)塞的自重;
(2)柱塞(sai)只靠缸(gang)套(tao)支承而不與缸(gang)套(tao)接觸,這樣缸(gang)套(tao)極易(yi)加工,故適于(yu)做長行程(cheng)液壓缸(gang);
(3)工作時柱塞總受壓,因而它必須有(you)足夠的剛度;
(4)柱塞(sai)重(zhong)量往往較大,水平(ping)放置時 容(rong)易因自(zi)重(zhong)而下垂,造(zao)成密封件(jian)和(he)導向單邊磨損,故(gu)其垂直使用(yong)更(geng)有利。





孔的(de)表面硬度提高約30%,缸(gang)筒(tong)內(nei)表面疲勞強度提高25%。油缸(gang)使用壽命(ming)若(ruo)只考慮缸(gang)筒(tong)影響,提高2~3倍,鏜削滾(gun)壓工(gong)(gong)藝(yi)較(jiao)磨削工(gong)(gong)藝(yi)效率提高3倍左右(you)。以(yi)上數據說明(ming),滾(gun)壓工(gong)(gong)藝(yi)是高xiao的(de),能大大提高缸(gang)筒(tong)的(de)表面質量。
油缸經(jing)過滾壓后,表面沒有(you)鋒利的(de)微小刃口,長(chang)時間(jian)的(de)運動摩擦也不會(hui)損傷密(mi)(mi)封圈或(huo)密(mi)(mi)封件,這一點在液壓行業特別的(de)重要。
液壓缸(gang)結(jie)構(gou)基本上可以(yi)分為缸(gang)筒(tong)和(he)缸(gang)蓋(gai)、活塞(sai)和(he)活塞(sai)桿、密封裝置、緩沖裝置和(he)排氣(qi)裝置五個部(bu)分。今天威(wei)海力(li)建小編著(zhu)重帶著(zhu)大(da)家了(le)解一下缸(gang)筒(tong)和(he)缸(gang)蓋(gai)。
缸(gang)筒和缸(gang)蓋
一般來說,缸(gang)筒和(he)(he)缸(gang)蓋的(de)(de)結(jie)(jie)構形(xing)(xing)式(shi)和(he)(he)其使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)材料有(you)關(guan)。工(gong)作壓力p<10MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)鑄(zhu)(zhu)鐵(tie);p<20MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)無(wu)(wu)縫鋼(gang)(gang)(gang)(gang)(gang)管(guan);p>20MPa時(shi),使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)鑄(zhu)(zhu)鋼(gang)(gang)(gang)(gang)(gang)或鍛鋼(gang)(gang)(gang)(gang)(gang)。法(fa)蘭連接(jie)(jie)式(shi),結(jie)(jie)構簡單,容(rong)易(yi)(yi)加(jia)(jia)工(gong),也(ye)容(rong)易(yi)(yi)裝(zhuang)拆(chai)(chai),但外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)和(he)(he)重量(liang)(liang)都較大(da),常用(yong)(yong)(yong)(yong)(yong)(yong)于鑄(zhu)(zhu)鐵(tie)制(zhi)(zhi)的(de)(de)缸(gang)筒上(shang)。半環連接(jie)(jie)式(shi),它(ta)的(de)(de)缸(gang)筒壁(bi)部(bu)(bu)因開了環形(xing)(xing)槽(cao)而削弱了強度,為此有(you)時(shi)要加(jia)(jia)厚缸(gang)壁(bi),它(ta)容(rong)易(yi)(yi)加(jia)(jia)工(gong)和(he)(he)裝(zhuang)拆(chai)(chai),重量(liang)(liang)較輕(qing),常用(yong)(yong)(yong)(yong)(yong)(yong)于無(wu)(wu)縫鋼(gang)(gang)(gang)(gang)(gang)管(guan)或鍛鋼(gang)(gang)(gang)(gang)(gang)制(zhi)(zhi)的(de)(de)缸(gang)筒上(shang)。螺紋連接(jie)(jie)式(shi),它(ta)的(de)(de)缸(gang)筒端部(bu)(bu)結(jie)(jie)構復雜,外(wai)(wai)徑(jing)(jing)加(jia)(jia)工(gong)時(shi)要求保證內外(wai)(wai)徑(jing)(jing)同心,裝(zhuang)拆(chai)(chai)要使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)工(gong)具,它(ta)的(de)(de)外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)和(he)(he)重量(liang)(liang)都較小,常用(yong)(yong)(yong)(yong)(yong)(yong)于無(wu)(wu)縫鋼(gang)(gang)(gang)(gang)(gang)管(guan)或鑄(zhu)(zhu)鋼(gang)(gang)(gang)(gang)(gang)制(zhi)(zhi)的(de)(de)缸(gang)筒上(shang)。拉桿(gan)連接(jie)(jie)式(shi),結(jie)(jie)構的(de)(de)通用(yong)(yong)(yong)(yong)(yong)(yong)性大(da),容(rong)易(yi)(yi)加(jia)(jia)工(gong)和(he)(he)裝(zhuang)拆(chai)(chai),但外(wai)(wai)形(xing)(xing)尺(chi)寸(cun)較大(da),且(qie)較重。焊(han)接(jie)(jie)連接(jie)(jie)式(shi),結(jie)(jie)構簡單,尺(chi)寸(cun)小,但缸(gang)底處內徑(jing)(jing)不易(yi)(yi)加(jia)(jia)工(gong),且(qie)可(ke)能引起變形(xing)(xing)。