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現貨Lubeworks氣動1701501黃油泵17116560
現貨Lubeworks氣動1701501黃油泵17116560
Lubeworks氣(qi)動黃(huang)(huang)油泵(beng) Lubeworks氣(qi)動黃(huang)(huang)油泵(beng) Lubeworks氣(qi)動黃(huang)(huang)油泵(beng)
Lubeworks氣動黃油泵 Lubeworks氣動黃油泵 Lubeworks氣動黃油泵
Lubeworks氣(qi)動(dong)黃油泵(beng) Lubeworks氣(qi)動(dong)黃油泵(beng) Lubeworks氣(qi)動(dong)黃油泵(beng)
Lubeworks氣動黃(huang)油(you)泵 Lubeworks氣動黃(huang)油(you)泵 Lubeworks氣動黃(huang)油(you)泵
Lubeworks氣動黃(huang)(huang)油泵(beng) Lubeworks氣動黃(huang)(huang)油泵(beng) Lubeworks氣動黃(huang)(huang)油泵(beng)
Lubeworks氣動黃(huang)油(you)泵(beng) Lubeworks氣動黃(huang)油(you)泵(beng) Lubeworks氣動黃(huang)油(you)泵(beng)
Lubeworks氣(qi)動(dong)黃油(you)泵 Lubeworks氣(qi)動(dong)黃油(you)泵 Lubeworks氣(qi)動(dong)黃油(you)泵
Lubeworks氣(qi)動黃油(you)泵(beng)(beng) Lubeworks氣(qi)動黃油(you)泵(beng)(beng) Lubeworks氣(qi)動黃油(you)泵(beng)(beng)
主要區別
1.在(zai)變(bian)量(liang)葉(xie)(xie)(xie)片(pian)(pian)泵中,當葉(xie)(xie)(xie)片(pian)(pian)處于壓(ya)(ya)油區(qu)時,葉(xie)(xie)(xie)片(pian)(pian)底部(bu)通壓(ya)(ya)力油,當葉(xie)(xie)(xie)片(pian)(pian)處于吸(xi)(xi)油區(qu)時,葉(xie)(xie)(xie)片(pian)(pian)底部(bu)通吸(xi)(xi)油腔,這(zhe)樣,葉(xie)(xie)(xie)片(pian)(pian)的頂部(bu)和底部(bu)的液(ye)壓(ya)(ya)力基本平(ping)衡,這(zhe)就(jiu)避免了(le)定(ding)量(liang)葉(xie)(xie)(xie)片(pian)(pian)泵在(zai)吸(xi)(xi)油區(qu)定(ding)子(zi)內表(biao)面嚴重磨損的問題(ti).如果在(zai)吸(xi)(xi)油腔葉(xie)(xie)(xie)片(pian)(pian)底部(bu)仍通壓(ya)(ya)力油,葉(xie)(xie)(xie)片(pian)(pian)頂部(bu)就(jiu)會給(gei)定(ding)子(zi)內表(biao)面以較大的摩擦力,以致減(jian)弱了(le)壓(ya)(ya)力反饋的作(zuo)用。
2.葉(xie)(xie)片(pian)(pian)也有傾(qing)角,但傾(qing)斜方(fang)向正好(hao)與(yu)定(ding)量(liang)葉(xie)(xie)片(pian)(pian)泵(beng)相反(fan),這(zhe)(zhe)是(shi)因(yin)為變量(liang)葉(xie)(xie)片(pian)(pian)泵(beng)的(de)葉(xie)(xie)片(pian)(pian)上下(xia)壓力是(shi)平衡的(de),葉(xie)(xie)片(pian)(pian)在(zai)吸油區(qu)向外(wai)運動主要依靠其旋(xuan)轉時的(de)離心慣(guan)性作用.根據力學(xue)分析,這(zhe)(zhe)樣的(de)傾(qing)斜方(fang)向更(geng)有利于(yu)葉(xie)(xie)片(pian)(pian)在(zai)離心慣(guan)性作用下(xia)向外(wai)伸出。
3.變量(liang)葉片泵(beng)結(jie)構復(fu)雜,輪廓尺寸(cun)大(da),相(xiang)對運(yun)動(dong)的(de)機(ji)件多,泄漏較(jiao)大(da),軸上承受不平衡的(de)徑向液(ye)壓(ya)力,噪聲較(jiao)大(da),容積效(xiao)率(lv)和機(ji)械效(xiao)率(lv)都沒有定量(liang)葉片泵(beng)高;但是,它(ta)能按負載壓(ya)力自動(dong)調(diao)節流量(liang),在功率(lv)使(shi)用(yong)上較(jiao)為(wei)合理,可減少(shao)油(you)液(ye)發熱。