
威(wei)海(hai)力建液壓(ya)設備廠(chang)
經營模式(shi):生產加工(gong)
地(di)址:山東省威海市羊亭孫(sun)家灘工業園(yuan)
主營(ying):液(ye)壓(ya)缸,油缸,液(ye)壓(ya)系統
業務熱(re)線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)式(shi)(shi)(shi)液(ye)壓(ya)缸(gang)是輸出扭矩(ju)并實現往(wang)復(fu)(fu)運(yun)(yun)動(dong)(dong)(dong)的執行元件,有單(dan)葉(xie)(xie)(xie)片(pian)(pian)、雙葉(xie)(xie)(xie)片(pian)(pian)、螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)等(deng)幾種(zhong)形式(shi)(shi)(shi)。葉(xie)(xie)(xie)片(pian)(pian)式(shi)(shi)(shi)式(shi)(shi)(shi):定子塊固定在缸(gang)體上,而葉(xie)(xie)(xie)片(pian)(pian)和(he)轉子連(lian)接(jie)在一起。根據進(jin)油方向,葉(xie)(xie)(xie)片(pian)(pian)將帶(dai)動(dong)(dong)(dong)轉子作往(wang)復(fu)(fu)擺動(dong)(dong)(dong)。螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)式(shi)(shi)(shi)又分(fen)單(dan)螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)和(he)雙螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)兩種(zhong),現在雙螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)比(bi)較(jiao)常用,靠兩個螺(luo)(luo)(luo)(luo)旋(xuan)(xuan)(xuan)副降液(ye)壓(ya)缸(gang)內(nei)活塞的直線運(yun)(yun)動(dong)(dong)(dong)轉變(bian)為(wei)直線運(yun)(yun)動(dong)(dong)(dong)與自(zi)轉運(yun)(yun)動(dong)(dong)(dong)的復(fu)(fu)he運(yun)(yun)動(dong)(dong)(dong),從而實現擺動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





3、活(huo)塞(sai)滑移或爬行(xing)
液(ye)壓缸(gang)的活塞滑移或(huo)爬(pa)行將(jiang)使液(ye)壓缸(gang)工(gong)作不穩定。主要原因如下(xia):
(1)液壓缸(gang)內部澀滯。液壓缸(gang)內部零件(jian)(jian)裝(zhuang)配(pei)不當、零件(jian)(jian)變形(xing)、磨損或(huo)形(xing)位公差(cha)超限(xian),動(dong)作(zuo)阻(zu)力過大,使(shi)液壓缸(gang)活塞速(su)度隨著行程位置的不同而(er)變化,出現滑移(yi)或(huo)爬行。原因大多是由于零件(jian)(jian)裝(zhuang)配(pei)質(zhi)量差(cha),表面(mian)有傷痕(hen)或(huo)燒(shao)結(jie)產生的鐵(tie)屑,使(shi)阻(zu)力增大,速(su)度下降。
b.管(guan)子(zi)(zi)加(jia)(jia)工(gong)時形成的切屑。管(guan)子(zi)(zi)在定尺加(jia)(jia)工(gong)之后,在做兩端(duan)去毛刺操(cao)(cao)作時,不應有遺留。再者,在做焊接管(guan)路操(cao)(cao)作的場地附(fu)近(jin)放置鋼管(guan),是(shi)造成焊接異物混進的原(yuan)因。在焊接操(cao)(cao)作地點附(fu)近(jin)放置的管(guan)子(zi)(zi),管(guan)口都要(yao)封住。還必須注意(yi)的是(shi),管(guan)件材(cai)料應在無塵土的工(gong)作臺上備置齊全。
c.密(mi)(mi)封帶(dai)(dai)進入缸內(nei)。作為簡便(bian)的密(mi)(mi)封材料,在安裝(zhuang)和檢驗中經(jing)常采用聚四氟乙烯塑料密(mi)(mi)封帶(dai)(dai),