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A10VSO140DFLR/32R-VPB22U99
A10VSO140DFLR/32R-PPB12N00
A10VSO28DR/32R-VPB121N00
A10VSO28DFR/31R-PSA12N00
A10VSO28DFR1/31R-PPA12N00
A10VSO28DFR1/32R-VPB12N00
A10VSO28DRF1/31R-PSA12N00
E-A10VSO28DFR1/31R-PPA12N00
柱塞泵柱塞往復(fù)運(yùn)動(dòng)總行程L是不變的，
由凸輪的升程決定。柱塞每循環(huán)的供油
量大小取決于供油行程,供油行程不受
凸輪軸控制是可變的。供油開(kāi)始時(shí)刻不
隨供油行程的變化而變化。轉(zhuǎn)動(dòng)柱塞
可改變供油終了時(shí)刻，從而改變供油量。
柱塞泵工作時(shí)，在噴油泵凸輪軸上的凸輪
與柱塞彈簧的作用下，迫使柱塞作上、
下往復(fù)運(yùn)動(dòng)，從而完成泵油任務(wù)，
泵油過(guò)程可分為以下三個(gè)階段。
A10VSO28DR/31R-PSC12N00

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