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YUKEN柱塞泵?泵A16-L-R-01-H-K-32原理
點(diǎn)擊次數(shù):143 發(fā)布時(shí)間:2024-12-2
油研柱塞泵一般都由缸體、配油盤,、柱塞和斜盤等主要零件組成,。缸體內(nèi)有多個(gè)柱塞,柱塞是軸向排列的,,即柱塞的中心線平行于傳動(dòng)軸的軸線,,因此稱它為軸向柱塞泵。但它又不同于往復(fù)式柱塞泵,因?yàn)樗闹粌H在泵缸內(nèi)做往復(fù)運(yùn)動(dòng),,而且柱塞和泵缸與斜盤相對(duì)有旋轉(zhuǎn)運(yùn)動(dòng),。柱塞以一球形端頭與斜盤接觸,。在配油盤上有高低壓月形溝槽,,它們彼此由隔墻隔開,保證一定的密封性,,它們分別與泵的進(jìn)油口和出油口連通,。斜盤的軸線與缸體軸線之間有一傾斜角度。
油研密封工作腔(缸體孔,、柱塞底部)會(huì)由于斜盤傾斜放置,,使得柱塞隨缸體轉(zhuǎn)動(dòng)時(shí)沿軸線作往復(fù)運(yùn)動(dòng),底部密封容積變化,,實(shí)現(xiàn)吸油,、排油。兩者的過程如下:
吸油過程:柱塞伸出→V↑→p↓→吸油,;
排油過程:柱塞縮回→v↓→p↑→排油,。
油研軸向柱塞泵典型結(jié)構(gòu):缸體、柱塞,、配油盤,、斜盤、缸體轉(zhuǎn)動(dòng) 斜盤,、配油盤不動(dòng)
柱塞伸出:低壓油,、機(jī)械裝置
油研軸向柱塞泵特點(diǎn):容積效率高,壓力高,。(ηv=0.98, p = 32 Mpa)(柱塞和缸體均為圓柱表面,易加工,精度高,,內(nèi)泄小)結(jié)構(gòu)緊湊,、徑向尺寸小,,轉(zhuǎn)動(dòng)慣量小;
易于實(shí)現(xiàn)變量;構(gòu)造復(fù)雜,成本高,;對(duì)油液污染敏感,。油研軸向柱塞泵應(yīng)用:用于高壓、高轉(zhuǎn)速的場合,。
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YUKEN柱塞泵泵A16-L-R-01-H-K-32原理