
威(wei)海力(li)建液壓(ya)設備(bei)廠
經營模式:生產加工
地址(zhi):山東(dong)省(sheng)威(wei)海市(shi)羊亭孫家灘工(gong)業園
主(zhu)營:液壓(ya)缸(gang),油缸(gang),液壓(ya)系統
業務(wu)熱線(xian):
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)(shi)液(ye)壓缸是輸出(chu)扭矩(ju)并實(shi)現(xian)往(wang)復運動(dong)(dong)(dong)的執行元件,有單葉片(pian)、雙葉片(pian)、螺旋(xuan)擺(bai)動(dong)(dong)(dong)等幾種形式(shi)(shi)。葉片(pian)式(shi)(shi)式(shi)(shi):定子(zi)塊(kuai)固定在缸體(ti)上,而葉片(pian)和轉(zhuan)子(zi)連(lian)接(jie)在一起。根據(ju)進(jin)油(you)方向,葉片(pian)將帶動(dong)(dong)(dong)轉(zhuan)子(zi)作往(wang)復擺(bai)動(dong)(dong)(dong)。螺旋(xuan)擺(bai)動(dong)(dong)(dong)式(shi)(shi)又分單螺旋(xuan)擺(bai)動(dong)(dong)(dong)和雙螺旋(xuan)兩種,現(xian)在雙螺旋(xuan)比較常用(yong),靠(kao)兩個螺旋(xuan)副(fu)降(jiang)液(ye)壓缸內活(huo)塞(sai)的直(zhi)線運動(dong)(dong)(dong)轉(zhuan)變為直(zhi)線運動(dong)(dong)(dong)與自轉(zhuan)運動(dong)(dong)(dong)的復he運動(dong)(dong)(dong),從而實(shi)現(xian)擺(bai)動(dong)(dong)(dong)運動(dong)(dong)(dong)。





(3)液壓(ya)系(xi)統控(kong)(kong)制壓(ya)力(li)(li)太低。控(kong)(kong)制管路(lu)中(zhong)節流阻力(li)(li)可能過(guo)大,流量閥調(diao)節不(bu)當,控(kong)(kong)制壓(ya)力(li)(li)不(bu)合(he)適,壓(ya)力(li)(li)源受到干擾。此時應檢查控(kong)(kong)制壓(ya)力(li)(li)源,保證壓(ya)力(li)(li)調(diao)節到系(xi)統的規定值。
(4)液(ye)壓(ya)系統中(zhong)進入空氣(qi)。主要(yao)是(shi)因為系統中(zhong)有泄漏發(fa)生。此(ci)時應檢查液(ye)壓(ya)油(you)(you)箱的液(ye)位,液(ye)壓(ya)泵(beng)吸油(you)(you)側的密封(feng)件和管(guan)接(jie)頭,吸油(you)(you)粗(cu)濾器是(shi)否(fou)太臟。若如此(ci),應補充液(ye)壓(ya)油(you)(you),處理密封(feng)及管(guan)接(jie)頭,清洗或更換粗(cu)濾芯。
現象(一):串漏
原因:
1.壓力迅速上升或者(zhe)缸壁膨(peng)脹,油液進入間隙,壓力形(xing)成(cheng)對密封的下行作用,串漏形(xing)成(cheng)
2.密封環未設計泄壓槽
防止措施:
1.密封環設計留(liu)有(you)泄(xie)壓槽,油液通過泄(xie)壓槽,填充(chong)溝槽從(cong)而壓縮O形圈,產生密封
原因:
1.運(yun)動(dong)速度太快
2.有(you)偏心(xin)運(yun)動(dong)
3.滑動面(mian)粗糙度(du)不均勻
4.安裝時扭(niu)轉
防止措施:
1.改用唇(chun)形密封
2.消除偏心運(yun)動(dong)
3.修改滑(hua)動面粗糙(cao)度(du)
4.注意安裝
現象(三):過渡壓縮
原因:
1.溝槽設計不合理導致壓縮率太大:沒有(you)考慮到(dao)材料由于熱量及化學介質引(yin)起的變形,或由于壓力過大引(yin)起
防止措施:
1.溝槽的(de)設(she)計應考慮到材料由(you)于溫(wen)度及化學介質引起的(de)變形