
威海力建液(ye)壓設備廠
經營模式:生(sheng)產加工
地址(zhi):山(shan)東省(sheng)威海市羊亭孫(sun)家灘工業園
主營:液(ye)壓缸,油缸,液(ye)壓系統
業務(wu)熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)(shi)(shi)液(ye)壓缸(gang)是(shi)輸出扭矩(ju)并實(shi)現往復(fu)(fu)運(yun)(yun)(yun)動(dong)(dong)(dong)的(de)執(zhi)行元件,有單(dan)葉(xie)片、雙(shuang)葉(xie)片、螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)等幾(ji)種(zhong)形式(shi)(shi)(shi)。葉(xie)片式(shi)(shi)(shi)式(shi)(shi)(shi):定(ding)子(zi)塊(kuai)固定(ding)在(zai)缸(gang)體上,而葉(xie)片和轉(zhuan)子(zi)連接在(zai)一起。根據進油方(fang)向,葉(xie)片將帶動(dong)(dong)(dong)轉(zhuan)子(zi)作往復(fu)(fu)擺(bai)動(dong)(dong)(dong)。螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)式(shi)(shi)(shi)又分單(dan)螺(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)和雙(shuang)螺(luo)旋(xuan)兩(liang)種(zhong),現在(zai)雙(shuang)螺(luo)旋(xuan)比較常用(yong),靠兩(liang)個(ge)螺(luo)旋(xuan)副(fu)降液(ye)壓缸(gang)內活(huo)塞的(de)直線運(yun)(yun)(yun)動(dong)(dong)(dong)轉(zhuan)變為直線運(yun)(yun)(yun)動(dong)(dong)(dong)與(yu)自轉(zhuan)運(yun)(yun)(yun)動(dong)(dong)(dong)的(de)復(fu)(fu)he運(yun)(yun)(yun)動(dong)(dong)(dong),從而實(shi)現擺(bai)動(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)。





(5)液(ye)壓(ya)缸初(chu)始動作緩慢。在溫(wen)(wen)度(du)(du)較低的情(qing)況下,液(ye)壓(ya)油黏(nian)度(du)(du)大,流(liu)動性差(cha),導(dao)致液(ye)壓(ya)缸動作緩慢。改善方法是(shi),更換黏(nian)溫(wen)(wen)性能較好的液(ye)壓(ya)油,在低溫(wen)(wen)下可借助加熱器或用機器自身加熱以提升啟(qi)動時(shi)的油溫(wen)(wen),系統正(zheng)常(chang)工作油溫(wen)(wen)應保持在40℃左右。
2、工作時不能驅動(dong)負載
主要表(biao)現為(wei)活(huo)塞桿停(ting)位(wei)不準、推力不足、速度下降、工(gong)作不穩(wen)定等,其原因是:
叉車液壓系統常見的(de)故障(zhang)檢查與排除
叉車的(de)主要液壓作業(ye)部分有起升缸(gang)和(he)傾斜缸(gang),其故(gu)障的(de)檢查(cha)與(yu)排除方法列舉如下 :
1、叉車(che)空載時不能起(qi)升和傾(qing)斜
故障檢查(cha)1:系統油量不(bu)足
故障排除:加油(you)至油(you)標線。
故障(zhang)排除2:齒輪泵排量不(bu)足齒頂隙和齒側隙過大
故障(zhang)檢(jian)查(cha):更換油泵或零件(jian)
故障檢(jian)查3:多路閥進油路堵塞(sai)
故障排除:疏通多路(lu)閥(fa)油路(lu)