
威海力建液(ye)壓設備廠
經營(ying)模式:生產加工(gong)
地(di)址:山東(dong)省威海市羊亭孫家灘工業園(yuan)
主(zhu)營:液壓(ya)缸(gang),油缸(gang),液壓(ya)系統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)(shi)(shi)液壓缸是輸(shu)出扭(niu)矩(ju)并實(shi)現(xian)往(wang)復運(yun)(yun)(yun)動(dong)(dong)(dong)的執行元件,有單葉(xie)(xie)片(pian)、雙(shuang)葉(xie)(xie)片(pian)、螺(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)等(deng)幾(ji)種形式(shi)(shi)(shi)。葉(xie)(xie)片(pian)式(shi)(shi)(shi)式(shi)(shi)(shi):定子(zi)塊固定在(zai)(zai)缸體上,而葉(xie)(xie)片(pian)和轉(zhuan)子(zi)連接在(zai)(zai)一(yi)起。根據進油方向(xiang),葉(xie)(xie)片(pian)將(jiang)帶動(dong)(dong)(dong)轉(zhuan)子(zi)作往(wang)復擺(bai)動(dong)(dong)(dong)。螺(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)式(shi)(shi)(shi)又分單螺(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)和雙(shuang)螺(luo)(luo)旋(xuan)兩(liang)種,現(xian)在(zai)(zai)雙(shuang)螺(luo)(luo)旋(xuan)比(bi)較常用,靠兩(liang)個螺(luo)(luo)旋(xuan)副降液壓缸內活(huo)塞的直線運(yun)(yun)(yun)動(dong)(dong)(dong)轉(zhuan)變為直線運(yun)(yun)(yun)動(dong)(dong)(dong)與自轉(zhuan)運(yun)(yun)(yun)動(dong)(dong)(dong)的復he運(yun)(yun)(yun)動(dong)(dong)(dong),從(cong)而實(shi)現(xian)擺(bai)動(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)。





3、叉車叉架下降(jiang)速度太快(kuai)
故障檢查:節流閥卡在打開位置或(huo)裝反
故障排除:重裝節流閥
4、叉車(che)起升缸自(zi)由下滑量(liang)太(tai)大或傾斜缸自(zi)傾角太(tai)大
故障檢(jian)查:換向閥(fa)閥(fa)桿(gan)內(nei)泄漏太(tai)大,傾斜缸(gang)活塞密封圈失效內(nei)漏
故(gu)障(zhang)排除:更換(huan)閥桿或更換(huan)密封圈
5、液壓(ya)缸活塞(sai)桿帶油
故障檢(jian)查:油(you)封(feng)是否損(sun)壞
故障排除:更換油封(威海(hai)力建冶金液壓設備廠推薦)
1、液壓缸內(nei)導向元件(jian)摩(mo)擦力不均(jun)勻(yun)產生的低速爬行(xing),建議優先采用(yong)金(jin)屬作為導向支撐(cheng)(cheng),如QT500-7、ZQAL9-4等,如采用(yong)非(fei)金(jin)屬支撐(cheng)(cheng)環,建議選用(yong)在(zai)油液中(zhong)尺寸穩定性好(hao)的非(fei)金(jin)屬支撐(cheng)(cheng)環,特別是熱膨脹系(xi)數應(ying)小(xiao),另外(wai)對支撐(cheng)(cheng)環的厚(hou)度,必(bi)須嚴(yan)格控制尺寸公(gong)差和厚(hou)度的均(jun)勻(yun)性。
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2、對于密封件(jian)材(cai)質問題引起的(de)液(ye)壓(ya)缸(gang)低速爬行,建議在工況允許的(de)條件(jian)下,優先(xian)采用以聚四(si)氟乙烯作(zuo)為密封的(de)組(zu)合密封圈,如常用的(de)格萊(lai)圈、斯特封等(deng)等(deng);如選(xuan)唇口密封,建議材(cai)料(liao)優選(xuan)丁晴橡膠或類似材(cai)料(liao)的(de)密封件(jian),其跟(gen)隨性較好。