
威海力建液壓設備廠(chang)
經營模式:生產加工
地址:山東省威海市羊亭孫家(jia)灘工業園
主營:液壓缸,油缸,液壓系統
業(ye)務熱(re)線:
QQ:3049278720
CD/CG250、CD/CG350系列重載(zai)液壓(ya)缸
本系列缸是(shi)由(you)14種(zhong)缸徑,分別(bie)按四種(zhong)速(su)比組成(cheng)28種(zhong)規(gui)格的(de)單活塞雙作用差動油(you)缸。另缸頭法蘭(lan)式、中(zhong)間耳軸安(an)裝(zhuang)式和(he)底(di)座安(an)裝(zhuang)式三(san)種(zhong)還可(ke)做成(cheng)雙活塞桿雙作用等(deng)速(su)油(you)缸,再(zai)加上(shang)無(wu)端(duan)部緩(huan)沖和(he)兩端(duan)部有緩(huan)沖與上(shang)述28種(zhong)規(gui)格組成(cheng)384個品種(zhong)。特(te)別(bie)適合于環境惡劣、重載的(de)工作狀態下,廣泛應用于鋼鐵、鑄造、鍛造及(ji)機(ji)械制(zhi)造等(deng)工業部門。





液(ye)壓缸(gang)結(jie)構基本上(shang)可以分為(wei)缸(gang)筒(tong)和缸(gang)蓋、活塞和活塞桿(gan)、密封裝置、緩沖裝置和排氣裝置五個部分。今天威海力(li)建小編著(zhu)(zhu)重帶著(zhu)(zhu)大家了解一下(xia)缸(gang)筒(tong)和缸(gang)蓋。
缸筒(tong)和缸蓋
一般來說,缸(gang)筒(tong)(tong)和缸(gang)蓋的結構(gou)形(xing)式(shi)(shi)和其使用(yong)的材料有(you)(you)關。工(gong)(gong)作壓力p<10MPa時(shi),使用(yong)鑄(zhu)鐵(tie);p<20MPa時(shi),使用(yong)無(wu)縫鋼管;p>20MPa時(shi),使用(yong)鑄(zhu)鋼或鍛鋼。法(fa)蘭連(lian)(lian)接(jie)式(shi)(shi),結構(gou)簡單(dan),容(rong)易(yi)(yi)加(jia)(jia)工(gong)(gong),也容(rong)易(yi)(yi)裝拆,但(dan)外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)和重量都較(jiao)(jiao)大,常用(yong)于(yu)鑄(zhu)鐵(tie)制(zhi)的缸(gang)筒(tong)(tong)上。半環連(lian)(lian)接(jie)式(shi)(shi),它(ta)的缸(gang)筒(tong)(tong)壁部(bu)(bu)因(yin)開了(le)環形(xing)槽而(er)削弱了(le)強度(du),為此(ci)有(you)(you)時(shi)要加(jia)(jia)厚(hou)缸(gang)壁,它(ta)容(rong)易(yi)(yi)加(jia)(jia)工(gong)(gong)和裝拆,重量較(jiao)(jiao)輕(qing),常用(yong)于(yu)無(wu)縫鋼管或鍛鋼制(zhi)的缸(gang)筒(tong)(tong)上。螺紋連(lian)(lian)接(jie)式(shi)(shi),它(ta)的缸(gang)筒(tong)(tong)端(duan)部(bu)(bu)結構(gou)復雜,外(wai)(wai)(wai)徑(jing)加(jia)(jia)工(gong)(gong)時(shi)要求保證內(nei)外(wai)(wai)(wai)徑(jing)同心,裝拆要使用(yong)工(gong)(gong)具,它(ta)的外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)和重量都較(jiao)(jiao)小,常用(yong)于(yu)無(wu)縫鋼管或鑄(zhu)鋼制(zhi)的缸(gang)筒(tong)(tong)上。拉(la)桿(gan)連(lian)(lian)接(jie)式(shi)(shi),結構(gou)的通用(yong)性大,容(rong)易(yi)(yi)加(jia)(jia)工(gong)(gong)和裝拆,但(dan)外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)較(jiao)(jiao)大,且(qie)較(jiao)(jiao)重。焊(han)接(jie)連(lian)(lian)接(jie)式(shi)(shi),結構(gou)簡單(dan),尺(chi)寸(cun)小,但(dan)缸(gang)底處內(nei)徑(jing)不(bu)易(yi)(yi)加(jia)(jia)工(gong)(gong),且(qie)可能引起變形(xing)。
有(you)異(yi)物(wu)進入后,活(huo)塞滑動(dong)表面(mian)的(de)(de)外側如裝(zhuang)(zhuang)有(you)帶唇緣(yuan)的(de)(de)密(mi)封(feng)件,那么,工作(zuo)時密(mi)封(feng)件的(de)(de)唇緣(yuan)即可刮動(dong)異(yi)物(wu),這對(dui)于避免劃傷(shang)(shang)是(shi)有(you)利的(de)(de)。但是(shi)裝(zhuang)(zhuang)0形密(mi)封(feng)圈(quan)的(de)(de)活(huo)塞,其兩端是(shi)滑動(dong)表面(mian),異(yi)物(wu)夾在此滑動(dong)表面(mian)之間,容易形成傷(shang)(shang)痕。
異物進入(ru)缸內的(de)途徑有(you)下列幾種。
① 進入缸內的異物
a.由于保(bao)管時(shi)不注(zhu)意使油(you)口敞開著,將產生時(shi)刻接受(shou)異(yi)物(wu)的(de)條件(jian),這是不允許的(de)。保(bao)管時(shi)必(bi)須注(zhu)入防銹油(you)或者工作(zuo)油(you)液,并(bing)且塞(sai)好。