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德國力士樂變量柱塞泵華北總經(jīng)銷
閱讀:637 發(fā)布時間:2020-1-14德國力士樂變量柱塞泵華北總經(jīng)銷 力士樂變量柱塞泵是往復(fù)泵的一種,屬于體積泵,,在其工作時,。它的柱塞靠泵軸的偏心轉(zhuǎn)動驅(qū)動,往復(fù)運(yùn)動,,其吸入和排出閥都是單向閥,。當(dāng)柱塞外拉時,工作室內(nèi)壓力降低,,出口閥關(guān)閉,,低于進(jìn)口壓力時,進(jìn)口閥打開,,液體進(jìn)入,;柱塞內(nèi)推時,工作室壓力升高,,進(jìn)口閥關(guān)閉,,高于出口壓力時,出口閥打開,,液體排出,。
當(dāng)傳動軸帶動缸體旋轉(zhuǎn)時,斜盤將柱塞從缸體中拉出或推回,,完成吸排油過程,。柱塞與缸孔組成的工作容腔中的油液通過配油盤分別與泵的吸、排油腔相通,。變量機(jī)構(gòu)用來改變斜盤的傾角,,通過調(diào)節(jié)斜盤的傾角可改變泵的排量,。 力士樂變量柱塞泵A4VG系列特點(diǎn):
1、斜盤式軸向柱塞變量泵,,用于閉式回路靜液壓傳動,;
2、流量與驅(qū)動轉(zhuǎn)速及排量成正比并可無級變量,;
3,、流量隨斜盤擺角從零增加到大值;
4,、使斜盤擺過中位可以平穩(wěn)改變液流流動方向,;
5、易與各種控制和調(diào)節(jié)系統(tǒng)匹配的多種變量方式,;
6、泵在高壓油側(cè)配備兩個溢流閥來保護(hù)靜液壓傳動(泵和馬達(dá))免于超載,;
7,、高壓溢流閥同時也具有補(bǔ)油閥的功能;
8,、內(nèi)置輔助泵用作補(bǔ)油泵和控制泵,;
9、gao補(bǔ)油壓力由一個內(nèi)置補(bǔ)油溢流閥來限制,;
10,、全系列帶有內(nèi)置壓力切斷閥。 A10VSO71DFR1/32R-VPB12N00
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AE-A10VSO140D/31R-PPB12N00 德國力士樂變量柱塞泵華北總經(jīng)銷