当凸轮的凸起部分转过去后,在弹簧力的作用下,柱塞向下运动,柱塞上部空间(称为泵油室)产生真空度,当柱塞上端面把柱塞套上的进油孔打开后,充满在油泵上体油道内的柴油经油孔进入泵油室,柱塞运动到下止点,进油结束
PVE190L01AA10B2111000100 1AGCD0A
PVE190L08AA10A21000001AE 100CD0A
PVE190L08AA10H1811000600 100CD0A
PVE190L08AAA0B2111000100 100CD0A
PVE190R02AA10B2111000100 100CD0A
PVE190R02AA10B2111000600 1AGCD0A
PVE190R05AA10A2100000100 100CD0A