
威海(hai)力建液(ye)壓(ya)設備(bei)廠
經營模式:生產加工(gong)
地址:山東(dong)省威(wei)海市羊亭孫家灘工(gong)業園
主營:液壓缸,油缸,液壓系統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)(dong)式(shi)液(ye)壓缸是輸出扭(niu)矩并實(shi)現往復(fu)運(yun)動(dong)(dong)(dong)(dong)的(de)(de)執行元件,有單葉(xie)(xie)(xie)片(pian)、雙(shuang)葉(xie)(xie)(xie)片(pian)、螺旋(xuan)擺動(dong)(dong)(dong)(dong)等幾種(zhong)形式(shi)。葉(xie)(xie)(xie)片(pian)式(shi)式(shi):定子塊固定在(zai)(zai)缸體(ti)上,而葉(xie)(xie)(xie)片(pian)和轉(zhuan)子連接(jie)在(zai)(zai)一起(qi)。根據進油方向,葉(xie)(xie)(xie)片(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子作往復(fu)擺動(dong)(dong)(dong)(dong)。螺旋(xuan)擺動(dong)(dong)(dong)(dong)式(shi)又分單螺旋(xuan)擺動(dong)(dong)(dong)(dong)和雙(shuang)螺旋(xuan)兩種(zhong),現在(zai)(zai)雙(shuang)螺旋(xuan)比(bi)較常用,靠兩個螺旋(xuan)副(fu)降液(ye)壓缸內活塞的(de)(de)直(zhi)線(xian)運(yun)動(dong)(dong)(dong)(dong)轉(zhuan)變為直(zhi)線(xian)運(yun)動(dong)(dong)(dong)(dong)與自(zi)轉(zhuan)運(yun)動(dong)(dong)(dong)(dong)的(de)(de)復(fu)he運(yun)動(dong)(dong)(dong)(dong),從而實(shi)現擺動(dong)(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)(dong)。





緩沖裝置
在(zai)液(ye)(ye)(ye)壓系統中(zhong)使用液(ye)(ye)(ye)壓缸驅動(dong)具有一定(ding)質量的機(ji)構,當液(ye)(ye)(ye)壓缸運(yun)動(dong)至行程終點時具有較(jiao)大動(dong)能,如未作(zuo)減速處理,液(ye)(ye)(ye)壓缸活塞與缸蓋將發生(sheng)機(ji)械碰撞,產生(sheng)沖擊、噪聲,有破壞性(xing)。為緩(huan)(huan)和及防(fang)止這(zhe)種危害(hai)發生(sheng),因此可在(zai)液(ye)(ye)(ye)壓回路中(zhong)設置減速裝(zhuang)置或(huo)在(zai)缸體內設緩(huan)(huan)沖裝(zhuang)置。
加工
缸筒作為液壓缸、礦用單體支(zhi)(zhi)柱、液壓支(zhi)(zhi)架(jia)、炮管(guan)等產品(pin)的(de)(de)主要(yao)(yao)部(bu)件,其加(jia)工質(zhi)量的(de)(de)好壞(huai)直接影(ying)響整個產品(pin)的(de)(de)壽(shou)命和可靠(kao)性(xing)。缸筒加(jia)工要(yao)(yao)求(qiu)高,其內表面(mian)粗糙(cao)度要(yao)(yao)求(qiu)為Ra0.4~0.8&um,對同(tong)軸度、耐磨性(xing)要(yao)(yao)求(qiu)嚴格(ge)。缸筒的(de)(de)基本(ben)特征是深孔加(jia)工,其加(jia)工一直困(kun)擾加(jia)工人員。
例如(ru):活(huo)(huo)塞與活(huo)(huo)塞桿不同心或(huo)活(huo)(huo)塞桿彎曲,液壓缸或(huo)活(huo)(huo)塞桿對導軌(gui)安裝(zhuang)位置偏(pian)移(yi),密封環裝(zhuang)得過緊(jin)或(huo)過松等。解決方(fang)法是重新修理或(huo)調整(zheng),更換損傷的(de)零件(jian)及(ji)清除鐵屑(xie)。
(2)潤(run)滑不良或液(ye)壓缸孔(kong)徑加(jia)(jia)工超(chao)差(cha)。因為活(huo)塞與缸筒(tong)、導軌與活(huo)塞桿等均有相對(dui)運(yun)動,如(ru)果(guo)潤(run)滑不良或液(ye)壓缸孔(kong)徑超(chao)差(cha),就會加(jia)(jia)劇磨損,使缸筒(tong)中心線直線性降(jiang)低。(威(wei)海力建冶金液(ye)壓設備廠)