
威海力建液壓設備廠
經營模式:生產(chan)加工
地址:山(shan)東(dong)省(sheng)威海市(shi)羊亭孫家灘(tan)工業園
主營:液壓缸(gang),油缸(gang),液壓系統
業務熱線:
QQ:3049278720
油缸(gang)(gang)(gang)是(shi)(shi)工(gong)程(cheng)機(ji)械(xie)主要部(bu)(bu)件,傳統的加工(gong)方法(fa)是(shi)(shi):拉(la)削缸(gang)(gang)(gang)體(ti)(ti)——精(jing)鏜(tang)(tang)缸(gang)(gang)(gang)體(ti)(ti)——磨削缸(gang)(gang)(gang)體(ti)(ti)。采用滾壓方法(fa)是(shi)(shi):拉(la)削缸(gang)(gang)(gang)體(ti)(ti)——精(jing)鏜(tang)(tang)缸(gang)(gang)(gang)體(ti)(ti)——滾壓缸(gang)(gang)(gang)體(ti)(ti),工(gong)序是(shi)(shi)3部(bu)(bu)分(fen)(fen),但時(shi)間(jian)上對比:磨削缸(gang)(gang)(gang)體(ti)(ti)1米大概在(zai)1-2天的時(shi)間(jian),滾壓缸(gang)(gang)(gang)體(ti)(ti)1米大概在(zai)10-30分(fen)(fen)鐘的時(shi)間(jian)。投(tou)入(ru)對比:磨床或絎磨機(ji)(幾(ji)萬(wan)——幾(ji)百萬(wan)),滾壓刀(1仟——幾(ji)萬(wan))。滾壓后,孔表面粗(cu)糙度由(you)幢滾前Ra3.2~6.3um減(jian)小(xiao)為Ra0.4~0.8&um,





液壓缸(gang)結構基本上(shang)可以分為缸(gang)筒和缸(gang)蓋、活(huo)塞和活(huo)塞桿(gan)、密(mi)封裝(zhuang)(zhuang)(zhuang)置、緩(huan)沖裝(zhuang)(zhuang)(zhuang)置和排氣(qi)裝(zhuang)(zhuang)(zhuang)置五個部分。今天威海力(li)建小編著重帶(dai)著大(da)家了(le)解一下缸(gang)筒和缸(gang)蓋。
缸筒和(he)缸蓋
一般來說,缸筒(tong)和缸蓋的(de)(de)結(jie)構(gou)形(xing)(xing)式(shi)(shi)和其使用(yong)(yong)(yong)(yong)的(de)(de)材料有關。工(gong)(gong)作壓(ya)力p<10MPa時(shi)(shi),使用(yong)(yong)(yong)(yong)鑄(zhu)(zhu)鐵;p<20MPa時(shi)(shi),使用(yong)(yong)(yong)(yong)無(wu)縫(feng)鋼(gang)(gang)(gang)管;p>20MPa時(shi)(shi),使用(yong)(yong)(yong)(yong)鑄(zhu)(zhu)鋼(gang)(gang)(gang)或(huo)鍛(duan)鋼(gang)(gang)(gang)。法蘭連(lian)接(jie)式(shi)(shi),結(jie)構(gou)簡單,容易(yi)加工(gong)(gong),也容易(yi)裝(zhuang)(zhuang)拆,但外(wai)(wai)形(xing)(xing)尺寸和重量都(dou)較大(da)(da),常(chang)(chang)用(yong)(yong)(yong)(yong)于鑄(zhu)(zhu)鐵制(zhi)(zhi)的(de)(de)缸筒(tong)上(shang)(shang)。半環(huan)(huan)連(lian)接(jie)式(shi)(shi),它(ta)(ta)的(de)(de)缸筒(tong)壁部(bu)因(yin)開了環(huan)(huan)形(xing)(xing)槽而削弱了強(qiang)度,為(wei)此有時(shi)(shi)要加厚缸壁,它(ta)(ta)容易(yi)加工(gong)(gong)和裝(zhuang)(zhuang)拆,重量較輕(qing),常(chang)(chang)用(yong)(yong)(yong)(yong)于無(wu)縫(feng)鋼(gang)(gang)(gang)管或(huo)鍛(duan)鋼(gang)(gang)(gang)制(zhi)(zhi)的(de)(de)缸筒(tong)上(shang)(shang)。螺(luo)紋連(lian)接(jie)式(shi)(shi),它(ta)(ta)的(de)(de)缸筒(tong)端部(bu)結(jie)構(gou)復雜(za),外(wai)(wai)徑(jing)加工(gong)(gong)時(shi)(shi)要求保證(zheng)內外(wai)(wai)徑(jing)同(tong)心,裝(zhuang)(zhuang)拆要使用(yong)(yong)(yong)(yong)工(gong)(gong)具,它(ta)(ta)的(de)(de)外(wai)(wai)形(xing)(xing)尺寸和重量都(dou)較小,常(chang)(chang)用(yong)(yong)(yong)(yong)于無(wu)縫(feng)鋼(gang)(gang)(gang)管或(huo)鑄(zhu)(zhu)鋼(gang)(gang)(gang)制(zhi)(zhi)的(de)(de)缸筒(tong)上(shang)(shang)。拉(la)桿連(lian)接(jie)式(shi)(shi),結(jie)構(gou)的(de)(de)通用(yong)(yong)(yong)(yong)性大(da)(da),容易(yi)加工(gong)(gong)和裝(zhuang)(zhuang)拆,但外(wai)(wai)形(xing)(xing)尺寸較大(da)(da),且(qie)(qie)較重。焊接(jie)連(lian)接(jie)式(shi)(shi),結(jie)構(gou)簡單,尺寸小,但缸底處內徑(jing)不易(yi)加工(gong)(gong),且(qie)(qie)可能引起變形(xing)(xing)。
線(xian)形、帶(dai)形密封材料的纏(chan)繞方法如(ru)果不(bu)對(dui)(dui),密封帶(dai)將(jiang)被切斷,隨(sui)著進(jin)入(ru)缸(gang)內。線(xian)帶(dai)形密封件對(dui)(dui)滑動部分的繞接不(bu)會(hui)造(zao)成什么(me)影(ying)響(xiang),但是(shi)會(hui)引(yin)起(qi)缸(gang)的單向(xiang)閥(fa)動作不(bu)靈(ling)或(huo)造(zao)成緩(huan)沖調節閥(fa)不(bu)能(neng)調到底;對(dui)(dui)回路來(lai)說,可能(neng)引(yin)起(qi)換向(xiang)閥(fa)、溢流閥(fa)和減壓閥(fa)的動作失靈(ling)。
傳統的(de)修(xiu)(xiu)復方法(fa)是(shi)將損(sun)壞(huai)的(de)部件進(jin)(jin)行拆卸后的(de)外協修(xiu)(xiu)復,或是(shi)進(jin)(jin)行刷鍍(du)或是(shi)進(jin)(jin)行表面(mian)的(de)整體(ti)刮研,修(xiu)(xiu)復周期液壓缸缸體(ti)劃傷修(xiu)(xiu)復長,修(xiu)(xiu)復費用高。