
威(wei)海力建液壓設備廠(chang)
經(jing)營(ying)模式:生(sheng)產(chan)加工(gong)
地(di)址:山東省威海市羊亭孫(sun)家(jia)灘工業園
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(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)液壓(ya)缸是輸(shu)出扭矩并(bing)實現往(wang)復運(yun)(yun)動(dong)(dong)(dong)(dong)的執行(xing)元件,有單葉(xie)(xie)片(pian)、雙(shuang)葉(xie)(xie)片(pian)、螺(luo)旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)等幾種(zhong)形式(shi)。葉(xie)(xie)片(pian)式(shi)式(shi):定子(zi)塊固定在(zai)缸體上(shang),而葉(xie)(xie)片(pian)和(he)(he)轉子(zi)連接在(zai)一起。根(gen)據進(jin)油方向,葉(xie)(xie)片(pian)將帶動(dong)(dong)(dong)(dong)轉子(zi)作往(wang)復擺(bai)(bai)動(dong)(dong)(dong)(dong)。螺(luo)旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)又分(fen)單螺(luo)旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)和(he)(he)雙(shuang)螺(luo)旋(xuan)(xuan)兩(liang)種(zhong),現在(zai)雙(shuang)螺(luo)旋(xuan)(xuan)比較常(chang)用,靠兩(liang)個螺(luo)旋(xuan)(xuan)副降液壓(ya)缸內(nei)活(huo)塞的直線運(yun)(yun)動(dong)(dong)(dong)(dong)轉變為直線運(yun)(yun)動(dong)(dong)(dong)(dong)與自(zi)轉運(yun)(yun)動(dong)(dong)(dong)(dong)的復he運(yun)(yun)動(dong)(dong)(dong)(dong),從而實現擺(bai)(bai)動(dong)(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)(dong)。





緩沖裝置
在(zai)液(ye)壓系統中使用液(ye)壓缸驅動(dong)具(ju)(ju)有(you)一(yi)定質(zhi)量的機(ji)構,當液(ye)壓缸運動(dong)至行程終(zhong)點時具(ju)(ju)有(you)較(jiao)大(da)動(dong)能,如未作減速處理,液(ye)壓缸活(huo)塞與缸蓋將發生機(ji)械(xie)碰(peng)撞(zhuang),產(chan)生沖擊、噪(zao)聲,有(you)破壞性。為緩和及防(fang)止這種危害發生,因此可在(zai)液(ye)壓回路(lu)中設置減速裝(zhuang)(zhuang)置或在(zai)缸體內設緩沖裝(zhuang)(zhuang)置。
加工
缸(gang)筒(tong)作為液(ye)壓(ya)缸(gang)、礦用單體(ti)支柱、液(ye)壓(ya)支架、炮管等(deng)產品的主要部件,其加(jia)工質量的好壞直接影響(xiang)整個產品的壽(shou)命和可靠性。缸(gang)筒(tong)加(jia)工要求(qiu)(qiu)高,其內表面粗糙(cao)度要求(qiu)(qiu)為Ra0.4~0.8&um,對同軸(zhou)度、耐(nai)磨性要求(qiu)(qiu)嚴格。缸(gang)筒(tong)的基本特征是深孔加(jia)工,其加(jia)工一(yi)直困擾加(jia)工人員。
例如:活塞與活塞桿不同心或(huo)(huo)活塞桿彎曲,液壓(ya)缸或(huo)(huo)活塞桿對(dui)導軌安裝(zhuang)位置偏移(yi),密封環裝(zhuang)得(de)過緊或(huo)(huo)過松等。解(jie)決方法是重新修(xiu)理或(huo)(huo)調整,更換損傷的零件及清(qing)除鐵屑。
(2)潤(run)滑不良(liang)或(huo)液壓缸(gang)(gang)孔(kong)徑加工(gong)超差(cha)。因(yin)為活(huo)塞(sai)與缸(gang)(gang)筒、導軌與活(huo)塞(sai)桿等(deng)均有相對運(yun)動(dong),如果潤(run)滑不良(liang)或(huo)液壓缸(gang)(gang)孔(kong)徑超差(cha),就會加劇磨損,使缸(gang)(gang)筒中心線(xian)直線(xian)性降低。(威海力建冶金液壓設(she)備(bei)廠)