大排量柱塞泵滑靴副底面结构优化设计

Structural Optimization Design of Large Displacement Piston Pump Slipper Pair Bottom Surface

滑靴副作为大排量柱塞泵的重要摩擦副,其底面结构是影响大排量柱塞泵综合性能的关键因素。为设计一种适用于大排量柱塞泵的滑靴底面结构,改善大排量柱塞泵滑靴副的综合性能,通过构建剩余压紧力条件下滑靴副总效率数学模型,以滑靴副总效率为优化目标,引入黑洞-蚁群优化算法对大排量柱塞泵滑靴底面结构参数进行优化设计。通过仿真的方法分析了不同柱塞腔压力以及不同转速对优化前后滑靴副总效率的影响,结果表明,基于黑洞-蚁群优化算法得到的滑靴底面环结构有着明显的效率提升。

Slipper pair is an important friction pair of large displacement piston pump,and its bottom structure is the key factor affecting the comprehensive performance of large displacement piston pump.To design a suitable for large displacement pump plunger soles surface structure and improve the large displacement plunger pump sliding boots for the comprehensive performance of vice,by constructing total efficiency mathematical model of sliding shoe pair under the condition of residual compression force,and taking the total efficiency as the optimization objective,black hole ant colony optimization algorithm is introduced to optimize the structural parameters of the sliding shoe bottom of the large displacement piston pump.The influence of different piston chamber pressure and different speed on the optimization of slipper deputy total efficiency was analyzed by simulation method.The results show that the slipper bottom ring structure based on the black hole ant colony optimization algorithm has obvious efficiency improvement.