
威海力建液壓設備廠
經營模式:生(sheng)產(chan)加工
地(di)址:山東省威海市羊(yang)亭(ting)孫家灘工業園
主營(ying):液(ye)壓缸(gang),油缸(gang),液(ye)壓系統
業務熱線:
QQ:3049278720
CD/CG250、CD/CG350系列(lie)重(zhong)載(zai)液壓缸
本系列缸(gang)(gang)是由14種(zhong)缸(gang)(gang)徑,分(fen)別按四種(zhong)速比組成(cheng)28種(zhong)規格(ge)的(de)單活塞雙(shuang)(shuang)(shuang)作用差(cha)動油缸(gang)(gang)。另(ling)缸(gang)(gang)頭法蘭式(shi)、中間耳軸安(an)裝式(shi)和底座安(an)裝式(shi)三種(zhong)還(huan)可做成(cheng)雙(shuang)(shuang)(shuang)活塞桿雙(shuang)(shuang)(shuang)作用等(deng)速油缸(gang)(gang),再加上(shang)無端部緩沖和兩(liang)端部有緩沖與上(shang)述28種(zhong)規格(ge)組成(cheng)384個品種(zhong)。特別適合于環境惡(e)劣、重(zhong)載的(de)工作狀態下,廣泛應用于鋼鐵、鑄造(zao)、鍛(duan)造(zao)及機械(xie)制造(zao)等(deng)工業部門。





液壓缸結構(gou)基(ji)本上可以分為缸筒(tong)(tong)和缸蓋、活(huo)塞和活(huo)塞桿、密封裝(zhuang)置(zhi)、緩沖裝(zhuang)置(zhi)和排氣裝(zhuang)置(zhi)五個部分。今天威海力建小編著重帶著大(da)家了解一下缸筒(tong)(tong)和缸蓋。
缸筒(tong)和缸蓋
一(yi)般來說,缸筒(tong)(tong)和缸蓋(gai)的(de)結構形式(shi)(shi)(shi)和其(qi)使(shi)用(yong)(yong)的(de)材料有(you)關(guan)。工(gong)(gong)作壓力(li)p<10MPa時(shi),使(shi)用(yong)(yong)鑄鐵;p<20MPa時(shi),使(shi)用(yong)(yong)無(wu)縫鋼(gang)(gang)管;p>20MPa時(shi),使(shi)用(yong)(yong)鑄鋼(gang)(gang)或鍛(duan)(duan)鋼(gang)(gang)。法蘭連(lian)(lian)接(jie)(jie)式(shi)(shi)(shi),結構簡(jian)單(dan),容易(yi)加工(gong)(gong),也容易(yi)裝(zhuang)(zhuang)(zhuang)拆,但外(wai)形尺寸和重(zhong)(zhong)量(liang)都(dou)(dou)較(jiao)(jiao)大(da),常用(yong)(yong)于鑄鐵制的(de)缸筒(tong)(tong)上(shang)。半環連(lian)(lian)接(jie)(jie)式(shi)(shi)(shi),它(ta)的(de)缸筒(tong)(tong)壁部(bu)(bu)因開了(le)環形槽而削(xue)弱了(le)強(qiang)度,為此有(you)時(shi)要加厚(hou)缸壁,它(ta)容易(yi)加工(gong)(gong)和裝(zhuang)(zhuang)(zhuang)拆,重(zhong)(zhong)量(liang)較(jiao)(jiao)輕,常用(yong)(yong)于無(wu)縫鋼(gang)(gang)管或鍛(duan)(duan)鋼(gang)(gang)制的(de)缸筒(tong)(tong)上(shang)。螺紋連(lian)(lian)接(jie)(jie)式(shi)(shi)(shi),它(ta)的(de)缸筒(tong)(tong)端部(bu)(bu)結構復(fu)雜,外(wai)徑(jing)加工(gong)(gong)時(shi)要求保證內外(wai)徑(jing)同心,裝(zhuang)(zhuang)(zhuang)拆要使(shi)用(yong)(yong)工(gong)(gong)具,它(ta)的(de)外(wai)形尺寸和重(zhong)(zhong)量(liang)都(dou)(dou)較(jiao)(jiao)小,常用(yong)(yong)于無(wu)縫鋼(gang)(gang)管或鑄鋼(gang)(gang)制的(de)缸筒(tong)(tong)上(shang)。拉桿(gan)連(lian)(lian)接(jie)(jie)式(shi)(shi)(shi),結構的(de)通用(yong)(yong)性大(da),容易(yi)加工(gong)(gong)和裝(zhuang)(zhuang)(zhuang)拆,但外(wai)形尺寸較(jiao)(jiao)大(da),且(qie)較(jiao)(jiao)重(zhong)(zhong)。焊接(jie)(jie)連(lian)(lian)接(jie)(jie)式(shi)(shi)(shi),結構簡(jian)單(dan),尺寸小,但缸底處內徑(jing)不易(yi)加工(gong)(gong),且(qie)可能引(yin)起(qi)變形。
有異(yi)物進入后(hou),活塞滑(hua)動(dong)表(biao)(biao)面(mian)的(de)外側如裝(zhuang)有帶唇緣(yuan)的(de)密(mi)(mi)封件,那么,工作(zuo)時密(mi)(mi)封件的(de)唇緣(yuan)即可(ke)刮(gua)動(dong)異(yi)物,這對于避免劃傷是有利的(de)。但是裝(zhuang)0形(xing)密(mi)(mi)封圈的(de)活塞,其兩端是滑(hua)動(dong)表(biao)(biao)面(mian),異(yi)物夾(jia)在此(ci)滑(hua)動(dong)表(biao)(biao)面(mian)之(zhi)間,容易(yi)形(xing)成傷痕(hen)。
異物進(jin)入缸內的(de)途徑有下列幾種。
① 進(jin)入缸內的異物(wu)
a.由(you)于保(bao)管時不注(zhu)(zhu)意使油(you)口(kou)敞開著,將產(chan)生時刻接受(shou)異物的(de)條(tiao)件,這是(shi)不允許的(de)。保(bao)管時必(bi)須注(zhu)(zhu)入防(fang)銹油(you)或者工作油(you)液,并(bing)且塞好。