齿轮泵困油优化的研究进展  

Research Progress on Optimization of Trapped Oil in Gear Pumps

作　　者：李建华 韦建军[1] 周知进 冷晓峰 余学书 

机构地区：[1]广西科技大学机械与汽车工程学院,广西 柳州 [2]贵州理工学院机械工程学院,贵州 贵阳

出　　处：《机械工程与技术》2024年第2期154-161,共8页Mechanical Engineering and Technology

摘　　要：首先简单说明外啮合齿轮泵困油现象的产生,其次着重对齿轮泵困油研究中的困油模型的完善以及卸荷槽的创新设计两个方面展开分析,从最初的单因素困油模型到多因素动态耦合困油模型,列举分析了其中数学模型的推导过程,从简单的圆形、矩形卸荷槽的设计选择到具有创新性的梯形卸荷槽的设计优化,列举分析了其中的流体仿真结果。最后,指出对于齿轮泵困油现象的后续研究方向。Firstly, briefly explain the occurrence of oil trapping phenomenon in external meshing gear pumps. Secondly, focus on analyzing the improvement of oil trapping models and innovative design of unloading grooves in the study of oil trapping in gear pumps. From the initial single factor oil trapping model to the multi factor dynamic coupling oil trapping model, list and analyze the derivation process of the mathematical model;starting from a simple circular shape and rectangular design selection to the innovative trapezoidal unloading groove design optimization, the fluid simulation results are listed and analyzed. Finally, point out the future research directions for the phenomenon of oil trapped in gear pumps.

关 键 词：外啮合齿轮泵 困油现象 困油模型 研究现状 

分 类 号：TH3[机械工程—机械制造及自动化]