
威海力(li)建液(ye)壓設備(bei)廠
經營模式:生產加工
地址:山(shan)東省威海市羊(yang)亭孫家灘工業(ye)園
主營(ying):液壓(ya)缸(gang),油缸(gang),液壓(ya)系統
業務(wu)熱線:
QQ:3049278720
CD/CG250、CD/CG350系列重(zhong)載液壓缸(gang)
本系(xi)列缸(gang)(gang)是由14種缸(gang)(gang)徑,分別按四(si)種速比(bi)組成(cheng)28種規(gui)格(ge)的單活塞(sai)雙(shuang)作(zuo)用差動油(you)缸(gang)(gang)。另(ling)缸(gang)(gang)頭(tou)法(fa)蘭式(shi)(shi)、中間耳軸安裝(zhuang)式(shi)(shi)和底座安裝(zhuang)式(shi)(shi)三種還可做成(cheng)雙(shuang)活塞(sai)桿雙(shuang)作(zuo)用等速油(you)缸(gang)(gang),再(zai)加(jia)上無(wu)端(duan)部(bu)(bu)緩(huan)(huan)沖和兩端(duan)部(bu)(bu)有緩(huan)(huan)沖與上述28種規(gui)格(ge)組成(cheng)384個品種。特別適合于環(huan)境惡劣、重載的工(gong)作(zuo)狀態下(xia),廣泛應(ying)用于鋼鐵、鑄造(zao)、鍛(duan)造(zao)及機械制(zhi)造(zao)等工(gong)業部(bu)(bu)門(men)。





液壓缸(gang)結構基本(ben)上可以分為缸(gang)筒和缸(gang)蓋、活塞(sai)和活塞(sai)桿、密封裝(zhuang)置、緩(huan)沖裝(zhuang)置和排氣裝(zhuang)置五(wu)個部分。今天威海力建小(xiao)編著(zhu)重帶著(zhu)大(da)家了解一下缸(gang)筒和缸(gang)蓋。
缸(gang)(gang)筒和缸(gang)(gang)蓋
一般來(lai)說(shuo),缸(gang)(gang)筒(tong)和缸(gang)(gang)蓋的結(jie)構(gou)(gou)形式和其(qi)使用(yong)(yong)(yong)的材料有關。工(gong)(gong)作壓力p<10MPa時,使用(yong)(yong)(yong)鑄鐵;p<20MPa時,使用(yong)(yong)(yong)無縫(feng)鋼(gang)管;p>20MPa時,使用(yong)(yong)(yong)鑄鋼(gang)或(huo)鍛(duan)鋼(gang)。法蘭連(lian)接(jie)(jie)(jie)式,結(jie)構(gou)(gou)簡(jian)單,容(rong)(rong)易(yi)加工(gong)(gong),也容(rong)(rong)易(yi)裝拆,但(dan)(dan)外(wai)形尺(chi)寸(cun)(cun)和重量都(dou)較大(da)(da),常(chang)用(yong)(yong)(yong)于(yu)鑄鐵制(zhi)的缸(gang)(gang)筒(tong)上(shang)(shang)。半環連(lian)接(jie)(jie)(jie)式,它的缸(gang)(gang)筒(tong)壁部(bu)因(yin)開(kai)了(le)環形槽而削弱了(le)強(qiang)度,為此(ci)有時要加厚缸(gang)(gang)壁,它容(rong)(rong)易(yi)加工(gong)(gong)和裝拆,重量較輕,常(chang)用(yong)(yong)(yong)于(yu)無縫(feng)鋼(gang)管或(huo)鍛(duan)鋼(gang)制(zhi)的缸(gang)(gang)筒(tong)上(shang)(shang)。螺紋(wen)連(lian)接(jie)(jie)(jie)式,它的缸(gang)(gang)筒(tong)端部(bu)結(jie)構(gou)(gou)復雜(za),外(wai)徑加工(gong)(gong)時要求保證(zheng)內(nei)外(wai)徑同(tong)心,裝拆要使用(yong)(yong)(yong)工(gong)(gong)具,它的外(wai)形尺(chi)寸(cun)(cun)和重量都(dou)較小,常(chang)用(yong)(yong)(yong)于(yu)無縫(feng)鋼(gang)管或(huo)鑄鋼(gang)制(zhi)的缸(gang)(gang)筒(tong)上(shang)(shang)。拉桿連(lian)接(jie)(jie)(jie)式,結(jie)構(gou)(gou)的通用(yong)(yong)(yong)性(xing)大(da)(da),容(rong)(rong)易(yi)加工(gong)(gong)和裝拆,但(dan)(dan)外(wai)形尺(chi)寸(cun)(cun)較大(da)(da),且(qie)較重。焊接(jie)(jie)(jie)連(lian)接(jie)(jie)(jie)式,結(jie)構(gou)(gou)簡(jian)單,尺(chi)寸(cun)(cun)小,但(dan)(dan)缸(gang)(gang)底(di)處內(nei)徑不易(yi)加工(gong)(gong),且(qie)可能引起變形。
有異(yi)物進入后,活塞滑動(dong)表(biao)面的外側(ce)如裝(zhuang)有帶唇緣的密(mi)封(feng)件,那(nei)么,工作時密(mi)封(feng)件的唇緣即(ji)可刮(gua)動(dong)異(yi)物,這(zhe)對于避免劃傷是有利的。但(dan)是裝(zhuang)0形(xing)(xing)密(mi)封(feng)圈(quan)的活塞,其兩端是滑動(dong)表(biao)面,異(yi)物夾在此滑動(dong)表(biao)面之間,容易形(xing)(xing)成傷痕(hen)。
異物(wu)進入缸內(nei)的(de)途徑有下列幾(ji)種。
① 進入缸內的異物
a.由于(yu)保(bao)管時(shi)不注(zhu)意使油(you)口敞開著,將產生時(shi)刻接受異物的條件,這是(shi)不允許(xu)的。保(bao)管時(shi)必須注(zhu)入防銹油(you)或者工作油(you)液,并且(qie)塞好(hao)。