
威海力(li)建液壓設(she)備廠
經營模式:生產加工
地(di)址:山東省威海市羊(yang)亭孫家(jia)灘工業(ye)園
主(zhu)營(ying):液壓(ya)缸(gang),油缸(gang),液壓(ya)系(xi)統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)(dong)式液壓(ya)缸(gang)是(shi)輸出扭矩(ju)并實現(xian)往復(fu)運(yun)(yun)動(dong)(dong)(dong)(dong)的執行元件,有單葉(xie)片(pian)、雙(shuang)葉(xie)片(pian)、螺(luo)(luo)(luo)旋(xuan)擺動(dong)(dong)(dong)(dong)等幾種形式。葉(xie)片(pian)式式:定子塊固定在缸(gang)體上,而葉(xie)片(pian)和(he)轉(zhuan)子連(lian)接在一起。根據(ju)進(jin)油方向,葉(xie)片(pian)將帶(dai)動(dong)(dong)(dong)(dong)轉(zhuan)子作往復(fu)擺動(dong)(dong)(dong)(dong)。螺(luo)(luo)(luo)旋(xuan)擺動(dong)(dong)(dong)(dong)式又分單螺(luo)(luo)(luo)旋(xuan)擺動(dong)(dong)(dong)(dong)和(he)雙(shuang)螺(luo)(luo)(luo)旋(xuan)兩(liang)(liang)種,現(xian)在雙(shuang)螺(luo)(luo)(luo)旋(xuan)比較常用,靠(kao)兩(liang)(liang)個螺(luo)(luo)(luo)旋(xuan)副降(jiang)液壓(ya)缸(gang)內活塞的直(zhi)線運(yun)(yun)動(dong)(dong)(dong)(dong)轉(zhuan)變為(wei)直(zhi)線運(yun)(yun)動(dong)(dong)(dong)(dong)與自轉(zhuan)運(yun)(yun)動(dong)(dong)(dong)(dong)的復(fu)he運(yun)(yun)動(dong)(dong)(dong)(dong),從而實現(xian)擺動(dong)(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)(dong)。





緩沖裝置
在(zai)(zai)液(ye)壓系統中使用液(ye)壓缸(gang)驅動具(ju)有(you)(you)一定質(zhi)量的機構,當液(ye)壓缸(gang)運動至行程終點時具(ju)有(you)(you)較大(da)動能,如未作減(jian)(jian)速(su)處(chu)理,液(ye)壓缸(gang)活塞(sai)與缸(gang)蓋將發(fa)生(sheng)機械碰撞,產生(sheng)沖擊(ji)、噪聲,有(you)(you)破壞性。為緩(huan)和及防止(zhi)這種危害發(fa)生(sheng),因此可(ke)在(zai)(zai)液(ye)壓回路中設置(zhi)(zhi)減(jian)(jian)速(su)裝(zhuang)置(zhi)(zhi)或在(zai)(zai)缸(gang)體內設緩(huan)沖裝(zhuang)置(zhi)(zhi)。
加工
缸(gang)(gang)(gang)筒作為液(ye)壓(ya)(ya)缸(gang)(gang)(gang)、礦(kuang)用單(dan)體支(zhi)柱、液(ye)壓(ya)(ya)支(zhi)架、炮管等產品的(de)(de)主(zhu)要部件,其加(jia)(jia)工(gong)(gong)質量的(de)(de)好壞直接影(ying)響整個產品的(de)(de)壽(shou)命和(he)可靠(kao)性。缸(gang)(gang)(gang)筒加(jia)(jia)工(gong)(gong)要求高(gao),其內表面(mian)粗糙度要求為Ra0.4~0.8&um,對同軸度、耐(nai)磨性要求嚴(yan)格。缸(gang)(gang)(gang)筒的(de)(de)基本(ben)特征是(shi)深(shen)孔(kong)加(jia)(jia)工(gong)(gong),其加(jia)(jia)工(gong)(gong)一直困擾加(jia)(jia)工(gong)(gong)人員(yuan)。
若(ruo)溢流(liu)(liu)閥(fa)進入(ru)臟(zang)物卡住閥(fa)芯(xin),使溢流(liu)(liu)閥(fa)常開(kai),液(ye)(ye)壓(ya)油會(hui)經溢流(liu)(liu)閥(fa)旁(pang)通直接流(liu)(liu)回油箱,導致液(ye)(ye)壓(ya)缸沒油進入(ru)。若(ruo)負載(zai)過(guo)大(da),溢流(liu)(liu)閥(fa)的(de)(de)調節(jie)壓(ya)力雖已達(da)到(dao)(dao)極大(da)額(e)定值(zhi),但液(ye)(ye)壓(ya)缸仍得不到(dao)(dao)連續動(dong)作所需的(de)(de)推力而不動(dong)作。若(ruo)調節(jie)壓(ya)力較低,則因壓(ya)力不足(zu)達(da)不到(dao)(dao)仍載(zai)所需的(de)(de)椎力,表現為推力不夠。此時應(ying)檢查并調整溢流(liu)(liu)閥(fa)。(威海力建冶金(jin)液(ye)(ye)壓(ya)設備廠)

李建波先生
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