
威海力(li)建液(ye)壓設備(bei)廠
經營模式:生(sheng)產加工
地址:山(shan)東省威海市羊(yang)亭孫家灘工業園
主營:液壓缸,油缸,液壓系統
業務熱線:
QQ:3049278720
活塞式液壓缸
單活塞(sai)(sai)桿液壓(ya)(ya)缸只(zhi)有(you)一(yi)端(duan)(duan)有(you)活塞(sai)(sai)桿。如圖(tu)所示(shi)是一(yi)種單活塞(sai)(sai)液壓(ya)(ya)缸。其兩端(duan)(duan)進出口(kou)油口(kou)A和(he)B都可通壓(ya)(ya)力油或回油,以實現(xian)雙(shuang)向運動(dong),故稱為雙(shuang)作用缸。
活(huo)塞僅能單向運動(dong),其反方向運動(dong)需由外力來完成。但其行程一般較(jiao)活(huo)塞式液壓缸大。
活塞(sai)式(shi)液(ye)壓缸(gang)可分為單(dan)桿式(shi)和雙(shuang)桿式(shi)兩種結構,其固定(ding)方式(shi)由缸(gang)體固定(ding)和活塞(sai)桿固定(ding)兩種。、





擺動式液壓缸
擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)液壓(ya)(ya)缸是輸(shu)出扭矩(ju)并實現(xian)(xian)往(wang)復(fu)運動(dong)(dong)(dong)(dong)的(de)執行元件(jian),有(you)單葉(xie)片(pian)、雙(shuang)葉(xie)片(pian)、螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)等幾(ji)種(zhong)形式(shi)。葉(xie)片(pian)式(shi)式(shi):定子(zi)塊固定在缸體上(shang),而葉(xie)片(pian)和轉(zhuan)子(zi)連接在一起(qi)。根據進(jin)油方向,葉(xie)片(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往(wang)復(fu)擺(bai)(bai)動(dong)(dong)(dong)(dong)。螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)又(you)分單螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)和雙(shuang)螺旋兩種(zhong),現(xian)(xian)在雙(shuang)螺旋比(bi)較(jiao)常用,靠兩個螺旋副降液壓(ya)(ya)缸內(nei)活塞的(de)直(zhi)(zhi)線運動(dong)(dong)(dong)(dong)轉(zhuan)變為直(zhi)(zhi)線運動(dong)(dong)(dong)(dong)與自(zi)轉(zhuan)運動(dong)(dong)(dong)(dong)的(de)復(fu)he運動(dong)(dong)(dong)(dong),從而實現(xian)(xian)擺(bai)(bai)動(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)。
油缸是工(gong)程機(ji)械主要部件,傳統的加工(gong)方法(fa)(fa)是:拉削(xue)缸體(ti)——精鏜缸體(ti)——磨(mo)削(xue)缸體(ti)。采用(yong)滾(gun)(gun)壓(ya)方法(fa)(fa)是:拉削(xue)缸體(ti)——精鏜缸體(ti)——滾(gun)(gun)壓(ya)缸體(ti),工(gong)序是3部分,但時(shi)(shi)間(jian)上(shang)對比:磨(mo)削(xue)缸體(ti)1米大概在1-2天的時(shi)(shi)間(jian),滾(gun)(gun)壓(ya)缸體(ti)1米大概在10-30分鐘的時(shi)(shi)間(jian)。投入對比:磨(mo)床或絎磨(mo)機(ji)(幾(ji)萬(wan)——幾(ji)百萬(wan)),滾(gun)(gun)壓(ya)刀(1仟——幾(ji)萬(wan))。滾(gun)(gun)壓(ya)后,孔(kong)表面粗糙度(du)由幢滾(gun)(gun)前Ra3.2~6.3um減(jian)小(xiao)為Ra0.4~0.8&um,