收稿日期：2022－09－26摆线针轮传动式常规抽油机运动特性及有限元分析王洋，孙晓锋（西安石油大学机械工程学院，西安710065）摘要：针对游梁式抽油机减速器传动节能增效的需求，设计符合超低冲程需求的摆线针轮传动式常规抽油机。介绍该抽油机的结构特点和能耗特点，给出摆线针轮减速器的具体结构，建立其运动学数学模型；对在不同冲次、曲柄半径下的悬点位移、速度、加速度和扭矩因素进行理论分析，借助MATLAB软件对模型进行仿真，得到对应的悬点运动和扭矩曲线，分析并总结不同条件对抽油机运动特性的影响；对摆线针轮减速器进行应力分析。结果表明：与常规游梁式抽油机相比，摆线针轮传动式常规抽油机运行稳定且效率较高。关键词：减速器；摆线针轮；常规抽油机；运动特性中图分类号：TE3文献标志码：A文章编号：1009－9492(2023)03－0148－05MovementCharacteristicsandFiniteElementAnalysisofConventionalOilPumpingMachinewithCycloidalPinwheelTransmissionWangYang，SunXiaofeng（SchoolofMechanicalEngineering,Xi′anShiyouUniversity,Xi′an710065,China）Abstract:Aimingatthedemandofenergysavingandefficiencyincreasingofthetransmissionofthebeampumpingunitreducer,aconventionalpumpingunitwithcycloidaloilpinwheeltransmissionwasdesignedwhichmetthedemandofultra-lowstroke.Thestructuralcharacteristicsandenergyconsumptioncharacteristicsoftheconventionalpumpingunitwithcycloidalpinwheeldrivewereintroduced,thespecificstructureofthecycloidalpinwheelreducerwasgiven.,andthemathematicalkinematicsmodelofthepumpingunitwasestablished;thesuspensionpointdisplacement,speed,accelerationandtorquefactorswereanalyzedtheoreticallyunderdifferentstrokefrequency,themodelwassimulatedbyusingtheMATLABsoftware,thecorrespondingsuspensionpointmotionandtorquecurveswereobtained,andtheinfluencesofdifferentconditionsonthemotioncharacteristicsofthepumpingmachinewereanalyzedandsummarized;thestressanalysisofcycloidalpinwheelreducerwasalsocarriedout.Theresultsshowthatcomparedwiththeconventionalbeampumpingmachine,theconventionalpumpingmachinewithcycloidpinwheeltransmissionhasstableoperationandhighefficiency.Keywords:reducer;cycloidalpinwheel;conventionaloilpumpingmachine;mot...
