
威海力建液壓(ya)設(she)備廠
經營模式(shi):生產(chan)加工
地址:山東省威(wei)海(hai)市羊亭孫家灘(tan)工(gong)業(ye)園
主營: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
擺動(dong)(dong)(dong)式(shi)液壓(ya)缸是輸(shu)出扭矩并(bing)實現(xian)往復運(yun)(yun)動(dong)(dong)(dong)的執行(xing)元件,有單葉(xie)片(pian)(pian)、雙葉(xie)片(pian)(pian)、螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)等(deng)幾種形式(shi)。葉(xie)片(pian)(pian)式(shi)式(shi):定子(zi)塊固定在(zai)缸體上,而(er)葉(xie)片(pian)(pian)和轉(zhuan)子(zi)連接(jie)在(zai)一(yi)起。根據進(jin)油方向,葉(xie)片(pian)(pian)將帶動(dong)(dong)(dong)轉(zhuan)子(zi)作往復擺動(dong)(dong)(dong)。螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)式(shi)又分單螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)和雙螺(luo)(luo)旋(xuan)(xuan)兩(liang)種,現(xian)在(zai)雙螺(luo)(luo)旋(xuan)(xuan)比較(jiao)常用,靠兩(liang)個螺(luo)(luo)旋(xuan)(xuan)副降液壓(ya)缸內活塞的直(zhi)線運(yun)(yun)動(dong)(dong)(dong)轉(zhuan)變為直(zhi)線運(yun)(yun)動(dong)(dong)(dong)與自(zi)轉(zhuan)運(yun)(yun)動(dong)(dong)(dong)的復he運(yun)(yun)動(dong)(dong)(dong),從而(er)實現(xian)擺動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





③ 從(cong)管(guan)路進(jin)入的異物(wu),有(you)多種情況(kuang)。
a.清洗(xi)時(shi)不(bu)注(zhu)意。管(guan)(guan)(guan)路(lu)安裝(zhuang)好(hao)以后進(jin)行(xing)清洗(xi)時(shi),不(bu)應(ying)通(tong)過缸(gang)(gang)體(ti),必須(xu)在缸(gang)(gang)體(ti)的油口前(qian)邊加裝(zhuang)旁通(tong)管(guan)(guan)(guan)路(lu)。這一點很重要(yao)。否(fou)則,管(guan)(guan)(guan)路(lu)中的異(yi)物(wu)將進(jin)入缸(gang)(gang)內(nei),一旦(dan)進(jin)入,即(ji)難以向(xiang)外(wai)排除,反而變成向(xiang)缸(gang)(gang)體(ti)內(nei)輸送異(yi)物(wu)了。再者,清洗(xi)時(shi)要(yao)考(kao)慮安裝(zhuang)管(guan)(guan)(guan)路(lu)操作中所進(jin)異(yi)物(wu)的取出方(fang)法。此外(wai),對管(guan)(guan)(guan)內(nei)的腐蝕等在管(guan)(guan)(guan)路(lu)安裝(zhuang)之前(qian)即(ji)應(ying)進(jin)行(xing)酸洗(xi)等手(shou)續,必須(xu)完全去掉銹蝕。
現象(一(yi)):唇口破損
原因:
1.背壓損傷
防止措施:
1.在(zai)活(huo)塞頭(tou)靠經唇口(kou)側加開(kai)泄壓孔或者改(gai)用組(zu)合類雙作用密封
現象(xiang)(二(er)):焦(jiao)燒(shao)
原因:
1.系統內有殘留空(kong)氣(qi)在(zai)運(yun)行時,空(kong)氣(qi)在(zai)密封處聚集壓縮升溫(wen)產生密封焦(jiao)燒碳化
防止措施:
1.在油(you)(you)缸(gang)起動之(zhi)前,盡量(liang)排(pai)盡油(you)(you)缸(gang)內空氣(qi)
2.油缸起(qi)動時,不要立(li)即開到(dao)高速
3.當用U形圈時在其谷部加入潤(run)滑脂,以防空氣積累
現象(三):硬化、龜裂

原因:
1.溫度太高
2.介(jie)質與橡膠材料不相適應(ying)
3.介質變質
4.密封受潮或者在空(kong)氣中暴露時(shi)間過長超過庫存期限(xian)導(dao)致材料老化(hua)
防止措施:
1.降低溫(wen)度,或者(zhe)更換耐高溫(wen)密封件材料
2.更(geng)改(gai)介質或更(geng)改(gai)耐(nai)介質的密封件材料
3.換新介質
4.不(bu)要(yao)將密(mi)封件長(chang)時(shi)間暴(bao)露在(zai)大氣中,嚴格按照密(mi)封庫存要(yao)求(qiu)對密(mi)封進行保存