柱塞泵是(shi)依靠柱塞在缸體中(zhong)(zhong)往復(fu)運動(dong),使密封(feng)工(gong)作容腔的容積發(fa)生變化(hua)來實現吸(xi)油(you)、壓(ya)(ya)油(you)。它是(shi)液(ye)壓(ya)(ya)系統的一個重要(yao)(yao)裝置(zhi),具有(you)額定壓(ya)(ya)力高、結構緊湊、效率高和(he)流(liu)量調節(jie)方便等優點。其主要(yao)(yao)用于(yu)高壓(ya)(ya)、大流(liu)量和(he)流(liu)量需要(yao)(yao)調節(jie)的場合,諸如液(ye)壓(ya)(ya)機、工(gong)程機械和(he)船舶中(zhong)(zhong)。對(dui)于(yu)柱塞泵(beng)的檢(jian)修有(you)以下幾點要(yao)(yao)做(zuo)的: