關於液壓係統的原理分析及主要設計要點

 

    液壓起重係統的穩定型設計

 

    zaiyeyaxitongdeqidongshengqideguochengzhongyibanqingkuangxiashitongguocaiqutiaojieyeyabenghehuanxianganniulaishixiantiaosudezheyangjinengbaozhengyeyajidezhengchanggongzuoyoubuhuichuxianyiwaizhuangkuang。cizhongtiaosufajijiandanyoukekao，tiaosufanweijiaoda，tiaosupingwenwuji，yekeshixianqishengjigougongzuosududeweitiao。

 

    weilezaishijicaozuozhongwendingyeyaxitongdexingneng
，helidejinxinggongzuo
，wangwangzaichuansongguochengzhongduiyeyajiqidemadagongyouxitongjinxingshiyingdetiaojie。dangqizhongxitongdeshengqifudubijiaodashijiuyaoyunyongdaomadajiansugongnenglaijinxingshidangdetiaojie
，yibanlaishuoshijidecaozuoguochengzhonghaihuiyunyongdaozhonglixiajiangzhuangzhi，yejiushishuozaijizaiqishengjuantongyuchuandongzhoujianzhuangyouliheqi，youyeyaxitongbaozhengkonggouhezaihedezhonglixiajiangshi，dakailiheqijizhidongqishiqishengjuantongyuyeyamadatuokaiziyouzhuandong，zekonggouhuozhongwuzaizhonglizuoyongxia，yijiaogaodesuduxiajiang。

 

    液(ye)壓(ya)傳(chuan)動(dong)由(you)起(qi)升(sheng)機(ji)構(gou)，回(hui)轉(zhuan)機(ji)構(gou)，變(bian)幅(fu)機(ji)構(gou)，伸(shen)縮(suo)機(ji)構(gou)和(he)支(zhi)腿(tui)部(bu)分(fen)等(deng)組(zu)成(cheng)。在(zai)液(ye)壓(ya)傳(chuan)動(dong)係(xi)統(tong)中(zhong)的(de)執(zhi)行(xing)機(ji)構(gou)
，是(shi)通(tong)過(guo)閥(fa)門(men)來(lai)進(jin)行(xing)控(kong)製(zhi)的(de)，但(dan)是(shi)而(er)換(huan)向(xiang)閥(fa)的(de)閥(fa)芯(xin)和(he)閥(fa)體(ti)之(zhi)間(jian)會(hui)存(cun)在(zai)這(zhe)一(yi)些(xie)縫(feng)隙(xi)

，這(zhe)就(jiu)會(hui)導(dao)致(zhi)換(huan)向(xiang)閥(fa)門(men)內(nei)部(bu)出(chu)現(xian)泄(xie)漏(lou)，僅(jin)僅(jin)依(yi)靠(kao)換(huan)向(xiang)閥(fa)門(men)是(shi)不(bu)可(ke)能(neng)讓(rang)執(zhi)行(xing)機(ji)構(gou)在(zai)處(chu)於(yu)不(bu)工(gong)作(zuo)情(qing)況(kuang)之(zhi)下(xia)而(er)不(bu)受(shou)外(wai)界(jie)影(ying)響(xiang)的(de)
，因(yin)此(ci)就(jiu)要(yao)利(li)用(yong)單(dan)向(xiang)閥(fa)來(lai)控(kong)製(zhi)液(ye)壓(ya)油(you)的(de)流(liu)動(dong)，從(cong)而(er)可(ke)靠(kao)地(di)使(shi)控(kong)製(zhi)執(zhi)行(xing)元(yuan)件(jian)能(neng)停(ting)在(zai)某(mou)處(chu)而(er)不(bu)受(shou)外(wai)界(jie)影(ying)響(xiang)。