
威海(hai)力(li)建液(ye)壓設(she)備廠
經營模式:生(sheng)產加工
地(di)址:山東省威海市羊亭(ting)孫(sun)家灘工業園
主營:液(ye)壓缸(gang),油缸(gang),液(ye)壓系(xi)統(tong)
業(ye)務熱線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)式(shi)(shi)液壓(ya)缸(gang)是輸出扭矩并實(shi)現往復運(yun)(yun)(yun)動(dong)(dong)(dong)的執行元件,有單(dan)葉(xie)(xie)片(pian)(pian)(pian)、雙(shuang)葉(xie)(xie)片(pian)(pian)(pian)、螺旋(xuan)(xuan)擺動(dong)(dong)(dong)等幾種(zhong)形式(shi)(shi)。葉(xie)(xie)片(pian)(pian)(pian)式(shi)(shi)式(shi)(shi):定子(zi)(zi)塊固定在(zai)(zai)缸(gang)體上,而葉(xie)(xie)片(pian)(pian)(pian)和轉子(zi)(zi)連接在(zai)(zai)一起。根(gen)據進油方向,葉(xie)(xie)片(pian)(pian)(pian)將(jiang)帶動(dong)(dong)(dong)轉子(zi)(zi)作(zuo)往復擺動(dong)(dong)(dong)。螺旋(xuan)(xuan)擺動(dong)(dong)(dong)式(shi)(shi)又(you)分(fen)單(dan)螺旋(xuan)(xuan)擺動(dong)(dong)(dong)和雙(shuang)螺旋(xuan)(xuan)兩種(zhong),現在(zai)(zai)雙(shuang)螺旋(xuan)(xuan)比較(jiao)常用,靠兩個螺旋(xuan)(xuan)副降液壓(ya)缸(gang)內(nei)活塞的直線(xian)運(yun)(yun)(yun)動(dong)(dong)(dong)轉變為直線(xian)運(yun)(yun)(yun)動(dong)(dong)(dong)與自轉運(yun)(yun)(yun)動(dong)(dong)(dong)的復he運(yun)(yun)(yun)動(dong)(dong)(dong),從(cong)而實(shi)現擺動(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)。





采用滾(gun)(gun)壓(ya)加工(gong),由(you)于(yu)表(biao)(biao)面(mian)(mian)層(ceng)留有(you)表(biao)(biao)面(mian)(mian)殘余壓(ya)應力(li),有(you)助于(yu)表(biao)(biao)面(mian)(mian)微小(xiao)裂紋的(de)(de)封閉,阻礙侵蝕作用的(de)(de)擴(kuo)展(zhan)。從而提高(gao)表(biao)(biao)面(mian)(mian)抗腐蝕能(neng)力(li),并(bing)能(neng)延緩(huan)疲(pi)勞裂紋的(de)(de)產(chan)生(sheng)或擴(kuo)大,因而提高(gao)缸筒(tong)疲(pi)勞強度。通過(guo)滾(gun)(gun)壓(ya)成型,滾(gun)(gun)壓(ya)表(biao)(biao)面(mian)(mian)形成一層(ceng)冷作硬(ying)化(hua)層(ceng),減(jian)少了磨削副接觸表(biao)(biao)面(mian)(mian)的(de)(de)彈性(xing)(xing)(xing)和塑性(xing)(xing)(xing)變(bian)形,從而提高(gao)了缸筒(tong)內壁(bi)的(de)(de)耐磨性(xing)(xing)(xing),同時避(bi)免(mian)了因磨削引起的(de)(de)shao傷。滾(gun)(gun)壓(ya)后,表(biao)(biao)面(mian)(mian)粗糙度值的(de)(de)減(jian)小(xiao),可提高(gao)配合(he)性(xing)(xing)(xing)質(zhi)。
若(ruo)溢流(liu)閥(fa)(fa)進入(ru)臟物卡住(zhu)閥(fa)(fa)芯,使溢流(liu)閥(fa)(fa)常開,液(ye)壓(ya)(ya)油會經溢流(liu)閥(fa)(fa)旁(pang)通直接流(liu)回油箱,導(dao)致液(ye)壓(ya)(ya)缸沒油進入(ru)。若(ruo)負載過大(da),溢流(liu)閥(fa)(fa)的(de)(de)調(diao)節(jie)壓(ya)(ya)力(li)雖已達(da)到極大(da)額(e)定值,但液(ye)壓(ya)(ya)缸仍得(de)不(bu)到連續動作所(suo)需的(de)(de)推力(li)而(er)不(bu)動作。若(ruo)調(diao)節(jie)壓(ya)(ya)力(li)較低(di),則因(yin)壓(ya)(ya)力(li)不(bu)足達(da)不(bu)到仍載所(suo)需的(de)(de)椎力(li),表現為推力(li)不(bu)夠。此時應檢查并調(diao)整溢流(liu)閥(fa)(fa)。(威海力(li)建冶金液(ye)壓(ya)(ya)設(she)備廠)