先導(dǎo)試比例換向閥美國(guó)PARKER派克油泵
美國(guó)PARKER派克先導(dǎo)試比例換向閥D41FHB系列,或者其他型號(hào)聯(lián)系我們
蘇州錦幕機(jī)電有限公司;原裝派克,電磁閥 比例閥 溢流閥 柱塞泵優(yōu)勢(shì)
D41FHB31C1NE0047 D41FHB31E1NE0047 D41FHB32C1NB0047 D41FHE01E1NE0042
D41FHE52F4NB0047 D41FHA31C1NB0048 D41FHA31F1NB0048 D41FHA32F2NB0048
D41FHA61B4NB0048 D41FHA61F1NB0048 D41FHA61F4VB0048 D41FHB31C1NB0048
D41FHB31C2NB0048 D41FHB31F1NB0048 D41FHB31F1NE0048 D41FHB31F2NB0048
泵是一種能量改換設(shè)備,把電動(dòng)機(jī)的旋轉(zhuǎn)機(jī)械能改換為液壓能輸出。液壓泵都是依托密封容積改動(dòng)的原理來進(jìn)行作業(yè)的,故一般稱為容積式液壓泵,圖2-l所示的是一單柱塞液壓泵的作業(yè)原理圖.圖中柱塞2裝在缸體3中構(gòu)成一個(gè)密封容積a,柱塞在繃簧4的作用下一向壓緊在偏心輪1上。原動(dòng)機(jī)驅(qū)動(dòng)偏心輪1旋轉(zhuǎn)使柱塞2作往復(fù)運(yùn)動(dòng),使密封容積a的大小發(fā)作周期性的替換改動(dòng)。當(dāng)a
D41FHB31F2NE0048 D41FHB31F4NB0048 D41FHB32F1NB0048 D41FHB32F2NB0048
D41FHB32F4NB0048 D41FHB34F1NB0048 D41FHB34F4NB0048 D41FHB61B4NB0048
D41FHB61B4VB0048 D41FHB61C2NE0048 D41FHB61C4NB0048 D41FHB61F2NB0048
D41FHB61F2NE0048 D41FHB61F4NB0048 D41FHB63C4NB0048 D41FHB63C4NB2048
由小變大時(shí)就構(gòu)成有些真空,使油箱中油液在大氣壓作用下,經(jīng)吸油管頂開單向閥6進(jìn)入油腔a而結(jié)束吸油;反之,當(dāng)a由大變小時(shí),a腔中吸滿的油液將頂開單向閥5流入體系而結(jié)束壓油。這么液壓泵就將原動(dòng)機(jī)輸入的機(jī)械能改換成液體的壓力能,原動(dòng)機(jī)驅(qū)動(dòng)偏心輪不斷旋轉(zhuǎn),液壓泵就不斷地吸油和壓油。
先導(dǎo)試比例換向閥美國(guó)PARKER派克油泵
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