叶片泵具有结构紧凑。输出流量均匀，运转平稳，噪声小等优点，所以在机床，各种加工流水线，自动线，注射机，液压机和部分工程机械中得到了非常广泛的应用。叶片泵最适用于用量较大的中等功率设备的液压系统。叶片泵有双作用式定量叶片泵和单作用式变量叶片泵两大类。
常规型号：
20V2A
20V2A-1A22R
20V2A-1B22R
20V2A-1C22R
20V2A-1D22R
20V3A
20V3A-1A22R
20V3A-1B22R
20V3A-1C22R
20V3A-1D22R
20V4A
20V4A-1A22R
20V4A-1B22R
20V4A-1C22R
20V4A-1D22R
20V5A
20V5A-1A22R
20V5A-1B22R
20V5A-1C22R
20V5A-1D22R
20V6A
20V6A-1A22R
20V6A-1B22R
20V6A-1C22R
20V6A-1D22R
20V7A
20V7A-1A22R
20V7A-1B22R
20V7A-1C22R
20V7A-1D22R
20V8A
20V8A-1A22R
20V8A-1B22R
20V8A-1C22R
20V8A-1D22R
20V9A
20V9A-1A22R
20V9A-1B22R
20V9A-1C22R
20V9A-1D22R
20V10A
20V10A-1A22R
20V10A-1B22R
20V10A-1C22R
20V10A-1D22R
20V11A
20V11A-1A22R
20V11A-1B22R
20V11A-1C22R
20V11A-1D22R
20V12A
20V12A-1A22R
20V12A-1B22R
20V12A-1C22R
20V12A-1D22R
20V14A
20V14A-1A22R
20V14A-1B22R
20V14A-1C22R
20V14A-1D22R
25V10A
25V10A-1A22R
25V10A-1B22R
25V10A-1C22R
25V10A-1D22R
25V12A
25V12A-1A22R
25V12A-1B22R
25V12A-1C22R
25V12A-1D22R
常见故障及其原因
排除方法
油面过低，油液吸不上
检査并加注到规定油标线
油液黏度过大，使叶片在转子槽内滑动不
灵活
一般用20#液压油或22#汽轮机油
配油盘端面与壳体内平面接触不良，高低压腔串通
整修配油盘端面
泵体内部有砂眼，高低压腔串通
更换
电动机转向反了
纠正
