
威海力建液壓(ya)設備廠
經營(ying)模式:生(sheng)產(chan)加工(gong)
地址(zhi):山東省(sheng)威海市羊亭孫家灘工(gong)業園
主營:液(ye)壓缸,油缸,液(ye)壓系(xi)統
業(ye)務(wu)熱(re)線(xian):
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)液壓缸(gang)是(shi)輸出扭矩并實現往(wang)復(fu)運(yun)動(dong)(dong)(dong)的執行(xing)元件,有單葉(xie)片、雙(shuang)葉(xie)片、螺(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)等幾種形(xing)式(shi)。葉(xie)片式(shi)式(shi):定(ding)子(zi)塊(kuai)固定(ding)在缸(gang)體上(shang),而(er)葉(xie)片和(he)轉子(zi)連接在一(yi)起(qi)。根據進油(you)方向,葉(xie)片將帶動(dong)(dong)(dong)轉子(zi)作(zuo)往(wang)復(fu)擺(bai)動(dong)(dong)(dong)。螺(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)式(shi)又(you)分單螺(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)和(he)雙(shuang)螺(luo)(luo)(luo)旋兩(liang)種,現在雙(shuang)螺(luo)(luo)(luo)旋比(bi)較常用(yong),靠兩(liang)個螺(luo)(luo)(luo)旋副(fu)降(jiang)液壓缸(gang)內活塞(sai)的直線運(yun)動(dong)(dong)(dong)轉變為直線運(yun)動(dong)(dong)(dong)與(yu)自轉運(yun)動(dong)(dong)(dong)的復(fu)he運(yun)動(dong)(dong)(dong),從而(er)實現擺(bai)動(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)。





3、活塞(sai)滑移(yi)或爬行(xing)
液(ye)壓缸的活(huo)塞滑移或(huo)爬(pa)行(xing)將使液(ye)壓缸工作不(bu)穩定。主要原因如下:
(1)液(ye)(ye)壓缸內(nei)部澀滯。液(ye)(ye)壓缸內(nei)部零件(jian)裝配(pei)不(bu)當、零件(jian)變(bian)形、磨損或(huo)形位(wei)公差超限,動作(zuo)阻力過大,使液(ye)(ye)壓缸活塞速度隨著行程位(wei)置的不(bu)同而變(bian)化,出現滑移或(huo)爬行。原因大多是由于零件(jian)裝配(pei)質量差,表(biao)面(mian)有傷痕或(huo)燒(shao)結產生的鐵(tie)屑(xie),使阻力增(zeng)大,速度下降。
b.管(guan)(guan)子加工(gong)時形成的(de)切屑。管(guan)(guan)子在定尺加工(gong)之后,在做(zuo)兩端(duan)去(qu)毛刺操作時,不(bu)應有遺留。再者,在做(zuo)焊(han)接管(guan)(guan)路操作的(de)場地附近放置鋼(gang)管(guan)(guan),是(shi)(shi)造成焊(han)接異物(wu)混進的(de)原因。在焊(han)接操作地點附近放置的(de)管(guan)(guan)子,管(guan)(guan)口都要封住。還必(bi)須注意的(de)是(shi)(shi),管(guan)(guan)件材料應在無塵土的(de)工(gong)作臺上備置齊全。
c.密封帶進(jin)入缸內(nei)。作為簡便的密封材料(liao)(liao),在安裝和(he)檢驗中經(jing)常采用(yong)聚四(si)氟(fu)乙(yi)烯塑料(liao)(liao)密封帶,