
威海力建液壓(ya)設(she)備廠
經營模式:生(sheng)產加工(gong)
地址:山東省威海市羊(yang)亭孫家(jia)灘(tan)工業(ye)園(yuan)
主營:液(ye)壓缸,油缸,液(ye)壓系統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)式(shi)液(ye)壓(ya)缸是輸出(chu)扭矩并實(shi)現(xian)往復運(yun)(yun)動(dong)(dong)(dong)的(de)執(zhi)行元件,有單葉片(pian)(pian)、雙(shuang)(shuang)葉片(pian)(pian)、螺(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)等幾種形式(shi)。葉片(pian)(pian)式(shi)式(shi):定(ding)子(zi)塊固(gu)定(ding)在(zai)缸體(ti)上,而葉片(pian)(pian)和轉子(zi)連接在(zai)一起(qi)。根(gen)據進油方向,葉片(pian)(pian)將帶動(dong)(dong)(dong)轉子(zi)作往復擺動(dong)(dong)(dong)。螺(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)式(shi)又分單螺(luo)(luo)旋(xuan)(xuan)(xuan)擺動(dong)(dong)(dong)和雙(shuang)(shuang)螺(luo)(luo)旋(xuan)(xuan)(xuan)兩(liang)種,現(xian)在(zai)雙(shuang)(shuang)螺(luo)(luo)旋(xuan)(xuan)(xuan)比(bi)較(jiao)常用,靠兩(liang)個螺(luo)(luo)旋(xuan)(xuan)(xuan)副降液(ye)壓(ya)缸內活塞的(de)直線(xian)(xian)運(yun)(yun)動(dong)(dong)(dong)轉變為直線(xian)(xian)運(yun)(yun)動(dong)(dong)(dong)與自轉運(yun)(yun)動(dong)(dong)(dong)的(de)復he運(yun)(yun)動(dong)(dong)(dong),從(cong)而實(shi)現(xian)擺動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





緩沖裝置
在液(ye)壓(ya)(ya)系統中使用液(ye)壓(ya)(ya)缸(gang)驅動(dong)具有(you)一定質量的(de)機構(gou),當液(ye)壓(ya)(ya)缸(gang)運動(dong)至行程(cheng)終點時(shi)具有(you)較(jiao)大動(dong)能,如(ru)未作(zuo)減(jian)速處理,液(ye)壓(ya)(ya)缸(gang)活(huo)塞與(yu)缸(gang)蓋將發生(sheng)機械(xie)碰撞,產生(sheng)沖(chong)擊、噪(zao)聲,有(you)破壞性。為緩(huan)和(he)及防止這種危害發生(sheng),因(yin)此可在液(ye)壓(ya)(ya)回路中設置減(jian)速裝(zhuang)置或在缸(gang)體內設緩(huan)沖(chong)裝(zhuang)置。
加工
缸筒作為(wei)液壓缸、礦用單體支柱(zhu)、液壓支架、炮(pao)管等產(chan)品(pin)的(de)(de)主(zhu)要部件(jian),其加(jia)(jia)工(gong)質量的(de)(de)好壞直(zhi)接影響(xiang)整個(ge)產(chan)品(pin)的(de)(de)壽命和可靠性。缸筒加(jia)(jia)工(gong)要求(qiu)高,其內表面(mian)粗糙度要求(qiu)為(wei)Ra0.4~0.8&um,對同(tong)軸度、耐磨性要求(qiu)嚴格(ge)。缸筒的(de)(de)基本特征(zheng)是深孔加(jia)(jia)工(gong),其加(jia)(jia)工(gong)一直(zhi)困擾加(jia)(jia)工(gong)人(ren)員。
例如:活(huo)塞(sai)(sai)與(yu)活(huo)塞(sai)(sai)桿(gan)不同心或(huo)(huo)(huo)活(huo)塞(sai)(sai)桿(gan)彎曲,液壓缸或(huo)(huo)(huo)活(huo)塞(sai)(sai)桿(gan)對導軌安(an)裝(zhuang)位(wei)置偏(pian)移,密封環(huan)裝(zhuang)得過(guo)緊(jin)或(huo)(huo)(huo)過(guo)松等。解決方法是重(zhong)新修理或(huo)(huo)(huo)調整,更換(huan)損傷的零件(jian)及清除鐵屑(xie)。
(2)潤滑不(bu)良或液(ye)(ye)壓缸(gang)孔(kong)徑加工超(chao)差。因為活塞(sai)與缸(gang)筒、導軌與活塞(sai)桿等(deng)均有相對運動,如果潤滑不(bu)良或液(ye)(ye)壓缸(gang)孔(kong)徑超(chao)差,就(jiu)會(hui)加劇(ju)磨損(sun),使缸(gang)筒中心線(xian)直線(xian)性(xing)降低。(威海力(li)建冶金液(ye)(ye)壓設備廠)