
威海力建液(ye)壓(ya)設備(bei)廠
經營(ying)模(mo)式(shi):生產(chan)加工
地(di)址:山東省威(wei)海市(shi)羊亭孫(sun)家灘工業園
主(zhu)營(ying):液(ye)壓(ya)缸,油(you)缸,液(ye)壓(ya)系統
業務熱線:
QQ:3049278720
CD/CG250、CD/CG350系列(lie)重(zhong)載(zai)液壓缸
本系(xi)列(lie)缸是由14種(zhong)(zhong)缸徑,分別(bie)按四種(zhong)(zhong)速比組(zu)成(cheng)28種(zhong)(zhong)規格的(de)單活塞雙(shuang)作(zuo)(zuo)用(yong)差動油(you)缸。另缸頭法(fa)蘭式、中間耳軸安(an)裝(zhuang)式和底座安(an)裝(zhuang)式三(san)種(zhong)(zhong)還可做成(cheng)雙(shuang)活塞桿雙(shuang)作(zuo)(zuo)用(yong)等(deng)速油(you)缸,再加上無端部(bu)(bu)緩沖和兩端部(bu)(bu)有(you)緩沖與上述28種(zhong)(zhong)規格組(zu)成(cheng)384個品種(zhong)(zhong)。特(te)別(bie)適合于環境惡劣(lie)、重載的(de)工(gong)(gong)作(zuo)(zuo)狀態下,廣泛應用(yong)于鋼鐵、鑄造(zao)、鍛造(zao)及機械制造(zao)等(deng)工(gong)(gong)業部(bu)(bu)門。





液壓缸結構基(ji)本上可(ke)以分為(wei)缸筒(tong)和缸蓋(gai)、活塞(sai)和活塞(sai)桿、密(mi)封裝置(zhi)、緩沖裝置(zhi)和排(pai)氣裝置(zhi)五個部分。今(jin)天威海(hai)力建小(xiao)編著重帶著大家了解一下缸筒(tong)和缸蓋(gai)。
缸(gang)筒(tong)和缸(gang)蓋
一(yi)般來說,缸(gang)筒(tong)(tong)和缸(gang)蓋的結(jie)構(gou)(gou)(gou)形(xing)(xing)式(shi)和其(qi)使(shi)(shi)用(yong)的材料(liao)有(you)關。工(gong)作壓力p<10MPa時(shi),使(shi)(shi)用(yong)鑄(zhu)鐵(tie);p<20MPa時(shi),使(shi)(shi)用(yong)無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan);p>20MPa時(shi),使(shi)(shi)用(yong)鑄(zhu)鋼(gang)(gang)(gang)或(huo)鍛鋼(gang)(gang)(gang)。法蘭連(lian)接(jie)(jie)(jie)式(shi),結(jie)構(gou)(gou)(gou)簡單,容易(yi)(yi)加(jia)工(gong),也容易(yi)(yi)裝(zhuang)拆,但(dan)(dan)外形(xing)(xing)尺(chi)(chi)(chi)寸和重(zhong)(zhong)(zhong)量(liang)都較(jiao)大,常(chang)用(yong)于(yu)鑄(zhu)鐵(tie)制(zhi)的缸(gang)筒(tong)(tong)上。半環(huan)連(lian)接(jie)(jie)(jie)式(shi),它(ta)的缸(gang)筒(tong)(tong)壁部因開了環(huan)形(xing)(xing)槽(cao)而(er)削弱了強度(du),為(wei)此(ci)有(you)時(shi)要(yao)加(jia)厚(hou)缸(gang)壁,它(ta)容易(yi)(yi)加(jia)工(gong)和裝(zhuang)拆,重(zhong)(zhong)(zhong)量(liang)較(jiao)輕(qing),常(chang)用(yong)于(yu)無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)或(huo)鍛鋼(gang)(gang)(gang)制(zhi)的缸(gang)筒(tong)(tong)上。螺紋連(lian)接(jie)(jie)(jie)式(shi),它(ta)的缸(gang)筒(tong)(tong)端部結(jie)構(gou)(gou)(gou)復雜(za),外徑加(jia)工(gong)時(shi)要(yao)求保證內(nei)外徑同(tong)心,裝(zhuang)拆要(yao)使(shi)(shi)用(yong)工(gong)具,它(ta)的外形(xing)(xing)尺(chi)(chi)(chi)寸和重(zhong)(zhong)(zhong)量(liang)都較(jiao)小(xiao),常(chang)用(yong)于(yu)無(wu)縫(feng)鋼(gang)(gang)(gang)管(guan)或(huo)鑄(zhu)鋼(gang)(gang)(gang)制(zhi)的缸(gang)筒(tong)(tong)上。拉桿(gan)連(lian)接(jie)(jie)(jie)式(shi),結(jie)構(gou)(gou)(gou)的通用(yong)性大,容易(yi)(yi)加(jia)工(gong)和裝(zhuang)拆,但(dan)(dan)外形(xing)(xing)尺(chi)(chi)(chi)寸較(jiao)大,且(qie)較(jiao)重(zhong)(zhong)(zhong)。焊(han)接(jie)(jie)(jie)連(lian)接(jie)(jie)(jie)式(shi),結(jie)構(gou)(gou)(gou)簡單,尺(chi)(chi)(chi)寸小(xiao),但(dan)(dan)缸(gang)底處內(nei)徑不(bu)易(yi)(yi)加(jia)工(gong),且(qie)可能引起變形(xing)(xing)。
有(you)異(yi)物進入后(hou),活塞滑動表面(mian)的外側如裝有(you)帶唇緣的密封(feng)件,那么(me),工作時密封(feng)件的唇緣即可刮動異(yi)物,這對(dui)于避免劃(hua)傷是(shi)有(you)利的。但是(shi)裝0形密封(feng)圈的活塞,其兩端(duan)是(shi)滑動表面(mian),異(yi)物夾在此(ci)滑動表面(mian)之間,容易(yi)形成(cheng)傷痕(hen)。
異物進入缸內的途(tu)徑有下列幾種。
① 進入(ru)缸內的異物
a.由(you)于保管(guan)時不(bu)注(zhu)意(yi)使(shi)油口敞開著,將產生時刻接受異物的條件,這是不(bu)允許的。保管(guan)時必須(xu)注(zhu)入防(fang)銹(xiu)油或者工作油液,并且塞(sai)好。