
威海力(li)建(jian)液(ye)壓設備廠
經(jing)營模式(shi):生產加工
地址:山東省威海市羊亭孫家灘(tan)工業(ye)園
主營:液壓缸,油缸,液壓系統
業(ye)務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)(shi)液壓缸是(shi)輸出扭(niu)矩并實(shi)現(xian)(xian)往復運(yun)動(dong)(dong)(dong)(dong)的執(zhi)行元件(jian),有(you)單(dan)葉(xie)片、雙(shuang)葉(xie)片、螺旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)等幾種形式(shi)(shi)。葉(xie)片式(shi)(shi)式(shi)(shi):定子(zi)塊固定在缸體(ti)上(shang),而葉(xie)片和轉(zhuan)(zhuan)子(zi)連接在一起。根據進油方向,葉(xie)片將帶(dai)動(dong)(dong)(dong)(dong)轉(zhuan)(zhuan)子(zi)作往復擺(bai)(bai)動(dong)(dong)(dong)(dong)。螺旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)(shi)又分單(dan)螺旋(xuan)擺(bai)(bai)動(dong)(dong)(dong)(dong)和雙(shuang)螺旋(xuan)兩(liang)種,現(xian)(xian)在雙(shuang)螺旋(xuan)比較常用,靠兩(liang)個螺旋(xuan)副降液壓缸內活塞(sai)的直線(xian)運(yun)動(dong)(dong)(dong)(dong)轉(zhuan)(zhuan)變為直線(xian)運(yun)動(dong)(dong)(dong)(dong)與自轉(zhuan)(zhuan)運(yun)動(dong)(dong)(dong)(dong)的復he運(yun)動(dong)(dong)(dong)(dong),從而實(shi)現(xian)(xian)擺(bai)(bai)動(dong)(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)(dong)。





緩沖裝置
在液(ye)壓(ya)系(xi)統中使用(yong)液(ye)壓(ya)缸(gang)驅動具有一(yi)定(ding)質量的機構,當液(ye)壓(ya)缸(gang)運動至行程終點時具有較大動能,如未(wei)作減(jian)速(su)處理,液(ye)壓(ya)缸(gang)活(huo)塞與缸(gang)蓋將發生機械碰撞,產生沖擊、噪聲,有破(po)壞性。為緩和及防止這種危(wei)害發生,因此可在液(ye)壓(ya)回路中設(she)置減(jian)速(su)裝(zhuang)置或在缸(gang)體內設(she)緩沖裝(zhuang)置。
加工
缸筒(tong)作(zuo)為(wei)液壓缸、礦用單體(ti)支柱、液壓支架、炮管等產(chan)品的(de)主要部件,其(qi)加(jia)(jia)工(gong)質量的(de)好壞直(zhi)接(jie)影響整個(ge)產(chan)品的(de)壽命和可靠性(xing)(xing)。缸筒(tong)加(jia)(jia)工(gong)要求(qiu)高,其(qi)內表面粗糙度要求(qiu)為(wei)Ra0.4~0.8&um,對(dui)同軸度、耐磨性(xing)(xing)要求(qiu)嚴格。缸筒(tong)的(de)基本特征是深孔加(jia)(jia)工(gong),其(qi)加(jia)(jia)工(gong)一(yi)直(zhi)困擾加(jia)(jia)工(gong)人(ren)員。
例如(ru):活塞與活塞桿不同(tong)心(xin)或活塞桿彎(wan)曲(qu),液(ye)壓(ya)缸或活塞桿對導軌安裝(zhuang)位置偏(pian)移,密(mi)封環(huan)裝(zhuang)得過(guo)緊或過(guo)松等。解決方法是重新修(xiu)理或調整,更換(huan)損(sun)傷(shang)的零件及清除(chu)鐵(tie)屑(xie)。
(2)潤滑不(bu)良或液壓(ya)缸(gang)(gang)孔徑(jing)加工(gong)超差。因(yin)為活(huo)(huo)塞與缸(gang)(gang)筒、導軌與活(huo)(huo)塞桿等(deng)均有相對運(yun)動,如果潤滑不(bu)良或液壓(ya)缸(gang)(gang)孔徑(jing)超差,就會加劇磨損,使缸(gang)(gang)筒中心線(xian)直(zhi)線(xian)性(xing)降低(di)。(威海力建冶金液壓(ya)設備(bei)廠)