
威海力(li)建(jian)液壓(ya)設備(bei)廠
經營模式:生(sheng)產加工
地址:山東省威海(hai)市羊亭孫家灘工業園
主(zhu)營:液(ye)壓(ya)缸,油缸,液(ye)壓(ya)系統
業務熱線(xian):
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)液(ye)(ye)壓(ya)缸(gang)是(shi)輸出扭(niu)矩并實(shi)現往(wang)復(fu)運(yun)動(dong)(dong)(dong)的執行(xing)元件,有單葉(xie)(xie)片(pian)(pian)、雙葉(xie)(xie)片(pian)(pian)、螺旋擺(bai)動(dong)(dong)(dong)等幾(ji)種形式(shi)。葉(xie)(xie)片(pian)(pian)式(shi)式(shi):定子塊(kuai)固定在(zai)缸(gang)體(ti)上(shang),而(er)葉(xie)(xie)片(pian)(pian)和轉(zhuan)子連接(jie)在(zai)一起。根據進(jin)油(you)方(fang)向(xiang),葉(xie)(xie)片(pian)(pian)將帶動(dong)(dong)(dong)轉(zhuan)子作(zuo)往(wang)復(fu)擺(bai)動(dong)(dong)(dong)。螺旋擺(bai)動(dong)(dong)(dong)式(shi)又分(fen)單螺旋擺(bai)動(dong)(dong)(dong)和雙螺旋兩種,現在(zai)雙螺旋比較常用,靠兩個螺旋副(fu)降(jiang)液(ye)(ye)壓(ya)缸(gang)內活(huo)塞的直線運(yun)動(dong)(dong)(dong)轉(zhuan)變為直線運(yun)動(dong)(dong)(dong)與自轉(zhuan)運(yun)動(dong)(dong)(dong)的復(fu)he運(yun)動(dong)(dong)(dong),從而(er)實(shi)現擺(bai)動(dong)(dong)(dong)運(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)具有一(yi)定質量的機構,當液(ye)壓(ya)(ya)缸(gang)運動(dong)至(zhi)行程(cheng)終點時具有較大動(dong)能,如未作減速(su)處(chu)理(li),液(ye)壓(ya)(ya)缸(gang)活塞與缸(gang)蓋將發生(sheng)機械碰撞,產(chan)生(sheng)沖擊、噪聲(sheng),有破壞性。為緩(huan)和及防(fang)止(zhi)這種危害發生(sheng),因此可在液(ye)壓(ya)(ya)回路(lu)中設(she)置減速(su)裝置或在缸(gang)體內設(she)緩(huan)沖裝置。
加工
缸筒(tong)作為液壓(ya)缸、礦(kuang)用(yong)單體支(zhi)(zhi)柱、液壓(ya)支(zhi)(zhi)架(jia)、炮(pao)管等產品(pin)(pin)的主要(yao)(yao)(yao)部件,其(qi)(qi)加工質量的好(hao)壞直接影(ying)響整個產品(pin)(pin)的壽命(ming)和(he)可靠性。缸筒(tong)加工要(yao)(yao)(yao)求(qiu)高,其(qi)(qi)內表面粗糙度要(yao)(yao)(yao)求(qiu)為Ra0.4~0.8&um,對同軸度、耐(nai)磨性要(yao)(yao)(yao)求(qiu)嚴(yan)格(ge)。缸筒(tong)的基本特(te)征是深孔加工,其(qi)(qi)加工一直困擾加工人(ren)員。
例如(ru):活塞與活塞桿(gan)不同(tong)心(xin)或(huo)活塞桿(gan)彎曲,液壓缸或(huo)活塞桿(gan)對導軌安裝位(wei)置偏移,密封環裝得過緊或(huo)過松等。解決(jue)方法(fa)是重新修理(li)或(huo)調整,更換(huan)損傷(shang)的零件及清除鐵屑。
(2)潤滑不良(liang)或液壓缸孔徑(jing)加工超差(cha)。因為活塞(sai)與缸筒(tong)、導軌(gui)與活塞(sai)桿等均有相對運動,如果潤滑不良(liang)或液壓缸孔徑(jing)超差(cha),就會加劇磨(mo)損,使(shi)缸筒(tong)中心線(xian)直(zhi)線(xian)性降低。(威海力建冶(ye)金液壓設備(bei)廠)