
威海(hai)力建液壓設備廠
經營模式:生產加工
地址:山東省威海市羊亭孫家灘工業園
主營:液壓(ya)缸,油(you)缸,液壓(ya)系(xi)統
業(ye)務(wu)熱線(xian):
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)(dong)式液(ye)(ye)壓(ya)缸是輸出扭矩并實(shi)現往復(fu)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)的(de)執行元件(jian),有單葉(xie)片(pian)(pian)、雙葉(xie)片(pian)(pian)、螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)(dong)等幾種形式。葉(xie)片(pian)(pian)式式:定(ding)子塊固(gu)定(ding)在(zai)(zai)缸體上,而葉(xie)片(pian)(pian)和轉(zhuan)子連接(jie)在(zai)(zai)一起。根據進油方向,葉(xie)片(pian)(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子作往復(fu)擺動(dong)(dong)(dong)(dong)。螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)(dong)式又分單螺(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)(dong)和雙螺(luo)旋(xuan)(xuan)(xuan)兩(liang)種,現在(zai)(zai)雙螺(luo)旋(xuan)(xuan)(xuan)比較(jiao)常用,靠兩(liang)個(ge)螺(luo)旋(xuan)(xuan)(xuan)副降液(ye)(ye)壓(ya)缸內活(huo)塞的(de)直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)轉(zhuan)變(bian)為直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)與自轉(zhuan)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)的(de)復(fu)he運(yun)(yun)(yun)動(dong)(dong)(dong)(dong),從(cong)而實(shi)現擺動(dong)(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)。





采用(yong)滾(gun)壓(ya)加工,由(you)于(yu)表(biao)(biao)(biao)面(mian)層(ceng)留有表(biao)(biao)(biao)面(mian)殘余壓(ya)應力(li),有助于(yu)表(biao)(biao)(biao)面(mian)微小(xiao)裂紋的(de)封閉,阻礙(ai)侵蝕(shi)作(zuo)用(yong)的(de)擴(kuo)展。從而提(ti)高(gao)(gao)表(biao)(biao)(biao)面(mian)抗腐蝕(shi)能(neng)力(li),并能(neng)延(yan)緩疲勞裂紋的(de)產生或擴(kuo)大,因而提(ti)高(gao)(gao)缸(gang)筒疲勞強(qiang)度。通過滾(gun)壓(ya)成型,滾(gun)壓(ya)表(biao)(biao)(biao)面(mian)形(xing)成一(yi)層(ceng)冷作(zuo)硬化層(ceng),減少了磨(mo)削(xue)副(fu)接(jie)觸表(biao)(biao)(biao)面(mian)的(de)彈(dan)性和塑性變形(xing),從而提(ti)高(gao)(gao)了缸(gang)筒內壁(bi)的(de)耐(nai)磨(mo)性,同時避免(mian)了因磨(mo)削(xue)引起的(de)shao傷(shang)。滾(gun)壓(ya)后,表(biao)(biao)(biao)面(mian)粗糙度值(zhi)的(de)減小(xiao),可(ke)提(ti)高(gao)(gao)配(pei)合性質。
若溢流閥(fa)進入臟(zang)物卡(ka)住閥(fa)芯,使溢流閥(fa)常開,液壓(ya)油(you)(you)會經溢流閥(fa)旁通直(zhi)接流回油(you)(you)箱(xiang),導(dao)致液壓(ya)缸沒油(you)(you)進入。若負載(zai)過(guo)大,溢流閥(fa)的調(diao)節壓(ya)力(li)雖(sui)已達到(dao)極大額(e)定值,但(dan)液壓(ya)缸仍得不到(dao)連續(xu)動(dong)作所需的推力(li)而不動(dong)作。若調(diao)節壓(ya)力(li)較(jiao)低,則因(yin)壓(ya)力(li)不足達不到(dao)仍載(zai)所需的椎力(li),表現(xian)為推力(li)不夠。此時應(ying)檢查并(bing)調(diao)整溢流閥(fa)。(威海力(li)建冶(ye)金液壓(ya)設備廠(chang))