本文通过所建立的涡旋式油泵试验台，对涡旋式油泵的样机性能进行了检测，并测试了涡旋腔内压力在工作过程中的变化规律，着重分析了油泵的转速、工作介质的粘度、工作压力对泵的效率、容积效率的影响，获得油泵的合适运行条件范围，对增加油泵的轴端间隙来减缓油泵腔内工作压力波动的方法，进一步提高油泵工作转速，进行了详细的分析和研究 In this paper, through the established scroll oil pump test bench, the performance of the prototype of the scroll pump is tested, and the variation of the pressure in the scroll chamber during the working process is tested. The analysis of the speed, working medium Viscosity and working pressure of the pump efficiency and volumetric efficiency of the pump to obtain the appropriate range of operating conditions to increase the axial clearance of the pump to reduce pressure fluctuations in the working chamber of the pump method to further improve the pump speed, a detailed analysis and research