
威海(hai)力建液壓設備(bei)廠(chang)
經營模式:生產(chan)加工
地(di)址:山東(dong)省威(wei)海市(shi)羊(yang)亭孫家(jia)灘工業園
主營(ying):液壓(ya)缸,油(you)缸,液壓(ya)系統
業務(wu)熱線:
QQ:3049278720
活塞式液壓缸
單活(huo)塞(sai)桿液(ye)壓缸(gang)只有一(yi)端有活(huo)塞(sai)桿。如圖(tu)所示(shi)是一(yi)種單活(huo)塞(sai)液(ye)壓缸(gang)。其兩端進出口(kou)油(you)口(kou)A和B都可通壓力油(you)或回油(you),以實現雙(shuang)向運動,故稱為雙(shuang)作用缸(gang)。
活塞(sai)(sai)僅(jin)能單(dan)向運動,其反方向運動需由(you)外力來完成。但其行程一般較活塞(sai)(sai)式液(ye)壓(ya)缸(gang)大。
活塞式液壓缸(gang)可分(fen)為單桿式和雙桿式兩種結構(gou),其固(gu)定(ding)方式由(you)缸(gang)體固(gu)定(ding)和活塞桿固(gu)定(ding)兩種。、





擺動式液壓缸
擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)液(ye)(ye)壓缸(gang)是(shi)輸出扭矩并實現往復運動(dong)(dong)(dong)(dong)(dong)(dong)的(de)執行元件(jian),有單(dan)葉(xie)片、雙(shuang)葉(xie)片、螺(luo)(luo)(luo)旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)等(deng)幾種形式(shi)。葉(xie)片式(shi)式(shi):定子塊固定在(zai)缸(gang)體上,而葉(xie)片和(he)轉子連(lian)接在(zai)一起。根據進油方向,葉(xie)片將帶動(dong)(dong)(dong)(dong)(dong)(dong)轉子作往復擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)。螺(luo)(luo)(luo)旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)又分單(dan)螺(luo)(luo)(luo)旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)和(he)雙(shuang)螺(luo)(luo)(luo)旋(xuan)兩(liang)種,現在(zai)雙(shuang)螺(luo)(luo)(luo)旋(xuan)比較(jiao)常用,靠兩(liang)個螺(luo)(luo)(luo)旋(xuan)副降(jiang)液(ye)(ye)壓缸(gang)內活塞的(de)直(zhi)線運動(dong)(dong)(dong)(dong)(dong)(dong)轉變(bian)為(wei)直(zhi)線運動(dong)(dong)(dong)(dong)(dong)(dong)與自轉運動(dong)(dong)(dong)(dong)(dong)(dong)的(de)復he運動(dong)(dong)(dong)(dong)(dong)(dong),從而實現擺(bai)(bai)動(dong)(dong)(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)(dong)(dong)。
油缸(gang)是工程機械主要(yao)部(bu)(bu)件,傳統的(de)(de)加工方法(fa)(fa)是:拉削缸(gang)體(ti)(ti)——精鏜缸(gang)體(ti)(ti)——磨(mo)削缸(gang)體(ti)(ti)。采用(yong)滾(gun)壓(ya)(ya)(ya)(ya)(ya)方法(fa)(fa)是:拉削缸(gang)體(ti)(ti)——精鏜缸(gang)體(ti)(ti)——滾(gun)壓(ya)(ya)(ya)(ya)(ya)缸(gang)體(ti)(ti),工序是3部(bu)(bu)分,但時間上對比:磨(mo)削缸(gang)體(ti)(ti)1米大(da)概(gai)(gai)在(zai)1-2天的(de)(de)時間,滾(gun)壓(ya)(ya)(ya)(ya)(ya)缸(gang)體(ti)(ti)1米大(da)概(gai)(gai)在(zai)10-30分鐘的(de)(de)時間。投(tou)入對比:磨(mo)床或(huo)絎磨(mo)機(幾(ji)(ji)萬——幾(ji)(ji)百(bai)萬),滾(gun)壓(ya)(ya)(ya)(ya)(ya)刀(dao)(1仟——幾(ji)(ji)萬)。滾(gun)壓(ya)(ya)(ya)(ya)(ya)后,孔(kong)表面粗糙度(du)由幢(chuang)滾(gun)前(qian)Ra3.2~6.3um減小(xiao)為Ra0.4~0.8&um,