
威海力建液壓設備廠
經營模式(shi):生產加(jia)工
地址:山東省(sheng)威海市羊(yang)亭孫(sun)家灘(tan)工業(ye)園
主營:液壓缸(gang),油缸(gang),液壓系統
業務熱線(xian):
QQ:3049278720
擺動式液壓缸
擺(bai)(bai)動(dong)(dong)(dong)式(shi)液壓(ya)缸(gang)是輸(shu)出扭(niu)矩(ju)并實現(xian)(xian)往復運(yun)(yun)動(dong)(dong)(dong)的(de)執行元件,有單葉(xie)片、雙葉(xie)片、螺旋擺(bai)(bai)動(dong)(dong)(dong)等幾種形式(shi)。葉(xie)片式(shi)式(shi):定子(zi)塊固定在(zai)(zai)缸(gang)體上,而葉(xie)片和轉(zhuan)子(zi)連(lian)接在(zai)(zai)一起。根據進油(you)方向(xiang),葉(xie)片將帶動(dong)(dong)(dong)轉(zhuan)子(zi)作往復擺(bai)(bai)動(dong)(dong)(dong)。螺旋擺(bai)(bai)動(dong)(dong)(dong)式(shi)又分單螺旋擺(bai)(bai)動(dong)(dong)(dong)和雙螺旋兩種,現(xian)(xian)在(zai)(zai)雙螺旋比較常用,靠兩個螺旋副(fu)降液壓(ya)缸(gang)內活塞的(de)直(zhi)線(xian)運(yun)(yun)動(dong)(dong)(dong)轉(zhuan)變為(wei)直(zhi)線(xian)運(yun)(yun)動(dong)(dong)(dong)與自(zi)轉(zhuan)運(yun)(yun)動(dong)(dong)(dong)的(de)復he運(yun)(yun)動(dong)(dong)(dong),從而實現(xian)(xian)擺(bai)(bai)動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





若溢流(liu)(liu)閥(fa)進入臟物卡住閥(fa)芯,使(shi)溢流(liu)(liu)閥(fa)常開,液(ye)(ye)壓(ya)(ya)(ya)油(you)會(hui)經溢流(liu)(liu)閥(fa)旁(pang)通直接流(liu)(liu)回油(you)箱,導致液(ye)(ye)壓(ya)(ya)(ya)缸(gang)沒油(you)進入。若負載過大,溢流(liu)(liu)閥(fa)的調(diao)節壓(ya)(ya)(ya)力(li)(li)雖已達到極(ji)大額定值(zhi),但液(ye)(ye)壓(ya)(ya)(ya)缸(gang)仍得不(bu)(bu)到連(lian)續動(dong)作所(suo)需的推力(li)(li)而不(bu)(bu)動(dong)作。若調(diao)節壓(ya)(ya)(ya)力(li)(li)較低(di),則(ze)因壓(ya)(ya)(ya)力(li)(li)不(bu)(bu)足(zu)達不(bu)(bu)到仍載所(suo)需的椎力(li)(li),表現(xian)為(wei)推力(li)(li)不(bu)(bu)夠。此時應(ying)檢查并調(diao)整溢流(liu)(liu)閥(fa)。(威海力(li)(li)建冶(ye)金(jin)液(ye)(ye)壓(ya)(ya)(ya)設(she)備廠)
①缸體組件
缸(gang)體組件由液(ye)壓缸(gang)缸(gang)筒與(yu)端蓋組成,缸(gang)筒與(yu)端蓋有多種聯接形式.
②活塞組件
活塞組件由活塞與活塞桿構成,活塞和活塞桿除(chu)常用(yong)的螺紋聯(lian)接(jie)外,也可(ke)采(cai)用(yong)'非螺紋式'聯(lian)接(jie). ③密封裝置
在(zai)活(huo)塞和活(huo)塞桿的(de)運動部分(fen),端蓋和缸(gang)筒間的(de)靜止部分(fen)等處(chu)都需要設置可靠(kao)的(de)密(mi)封(feng).密(mi)封(feng)是提(ti)高系統(tong)性能與效(xiao)(xiao)率的(de)有效(xiao)(xiao)措施.
④緩沖裝置
大型,高速(su)及精度的液壓缸應設有緩沖(chong)裝(zhuang)置(zhi),常見的液壓缸緩沖(chong)裝(zhuang)置(zhi)有環狀間隙(xi)式,節流(liu)口(kou)可調式和節流(liu)口(kou)可變(bian)式等幾種(zhong).
⑤排氣裝置
液壓(ya)缸中存在空氣將使其(qi)運動不平穩,當壓(ya)力增大時會產生絕熱(re)壓(ya)縮而造成局部(bu)高溫,因此應在液壓(ya)缸的高部(bu)位上設置(zhi)排氣裝置(zhi).
排氣(qi)裝(zhuang)置(zhi)通常有珠形(xing)閥式(shi)排氣(qi)閥和錐形(xing)閥式(shi)排氣(qi)閥兩種形(xing)式(shi).
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