
威海力(li)建液壓設備廠(chang)
經營(ying)模式:生產加工
地(di)址:山東(dong)省威海市羊(yang)亭孫家灘工業園
主營:液壓缸(gang),油(you)缸(gang),液壓系統
業(ye)務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)液壓缸(gang)是輸(shu)出扭矩(ju)并實現往復(fu)運動(dong)(dong)(dong)(dong)(dong)的執行元件,有(you)單葉(xie)片(pian)、雙葉(xie)片(pian)、螺(luo)(luo)(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)等(deng)幾種形式(shi)。葉(xie)片(pian)式(shi)式(shi):定(ding)子(zi)塊固定(ding)在(zai)(zai)(zai)缸(gang)體上(shang),而(er)葉(xie)片(pian)和(he)轉子(zi)連接在(zai)(zai)(zai)一起。根據進油方(fang)向,葉(xie)片(pian)將(jiang)帶動(dong)(dong)(dong)(dong)(dong)轉子(zi)作往復(fu)擺(bai)動(dong)(dong)(dong)(dong)(dong)。螺(luo)(luo)(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)又分單螺(luo)(luo)(luo)(luo)(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)和(he)雙螺(luo)(luo)(luo)(luo)(luo)旋兩(liang)種,現在(zai)(zai)(zai)雙螺(luo)(luo)(luo)(luo)(luo)旋比較(jiao)常用(yong),靠兩(liang)個螺(luo)(luo)(luo)(luo)(luo)旋副降液壓缸(gang)內活塞的直(zhi)線(xian)運動(dong)(dong)(dong)(dong)(dong)轉變為(wei)直(zhi)線(xian)運動(dong)(dong)(dong)(dong)(dong)與自轉運動(dong)(dong)(dong)(dong)(dong)的復(fu)he運動(dong)(dong)(dong)(dong)(dong),從而(er)實現擺(bai)動(dong)(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)(dong)。





若(ruo)溢流閥進入臟物卡住(zhu)閥芯,使溢流閥常開,液(ye)壓(ya)(ya)油會經(jing)溢流閥旁通直接(jie)流回油箱,導致液(ye)壓(ya)(ya)缸沒(mei)油進入。若(ruo)負載(zai)過大(da),溢流閥的(de)調節壓(ya)(ya)力(li)雖已達到極(ji)大(da)額定值,但液(ye)壓(ya)(ya)缸仍得不到連續動作所需的(de)推(tui)(tui)力(li)而不動作。若(ruo)調節壓(ya)(ya)力(li)較低,則因壓(ya)(ya)力(li)不足達不到仍載(zai)所需的(de)椎力(li),表現為(wei)推(tui)(tui)力(li)不夠。此時應(ying)檢查并調整溢流閥。(威海力(li)建冶金(jin)液(ye)壓(ya)(ya)設備廠)
①缸體組件
缸(gang)(gang)體(ti)組件由液壓(ya)缸(gang)(gang)缸(gang)(gang)筒(tong)與端蓋(gai)組成(cheng),缸(gang)(gang)筒(tong)與端蓋(gai)有(you)多種聯接形式.
②活塞組件
活(huo)塞組件(jian)由活(huo)塞與活(huo)塞桿構(gou)成(cheng),活(huo)塞和活(huo)塞桿除常用的(de)螺紋聯(lian)接外(wai),也可采用'非(fei)螺紋式'聯(lian)接. ③密封裝置
在活(huo)塞和活(huo)塞桿的(de)(de)運(yun)動部分,端蓋和缸筒(tong)間(jian)的(de)(de)靜止部分等(deng)處(chu)都(dou)需要(yao)設置可(ke)靠(kao)的(de)(de)密封.密封是提高系統性能(neng)與效(xiao)率的(de)(de)有效(xiao)措(cuo)施.
④緩沖裝置
大型,高(gao)速及精度的(de)(de)液(ye)(ye)壓缸應設有緩(huan)沖(chong)裝置(zhi),常見的(de)(de)液(ye)(ye)壓缸緩(huan)沖(chong)裝置(zhi)有環狀間隙(xi)式,節流口可調式和節流口可變式等(deng)幾種.
⑤排氣裝置
液(ye)壓(ya)缸中存在空氣將使(shi)其(qi)運動不(bu)平穩(wen),當(dang)壓(ya)力增大(da)時(shi)會產生(sheng)絕(jue)熱壓(ya)縮而造成局部(bu)高(gao)溫,因(yin)此應(ying)在液(ye)壓(ya)缸的高(gao)部(bu)位上設(she)置排氣裝置.
排氣(qi)(qi)裝(zhuang)置通常有珠形閥式(shi)排氣(qi)(qi)閥和錐形閥式(shi)排氣(qi)(qi)閥兩(liang)種形式(shi).
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