TotalNo.280December2022冶金设备METALLURGICALEQUIPMENT总第280期2022年12月第6期JKM4.5×6型提升机摩擦衬垫动态响应分析杨前友①1王洋溢1苏如领1陈小艳2蒋麒麟3但斌斌3(1:武钢资源集团程潮矿业有限公司湖北鄂州,436000;2:湖北科技职业学院电信工程学院湖北武汉430070;3:武汉科技大学冶金装备及其控制教育部重点实验室湖北武汉430081)摘要以JKM4.5×6型提升机摩擦衬垫为研究对象,运用数值模拟技术,对摩擦衬垫进行实际工况下的有限元分析,考虑绳槽深度与绳槽围包角对摩擦衬垫接触应力与变形影响,优化摩擦衬垫结构尺寸。研究结果表明:通过比较同一深槽直径下,不同绳槽深度和围包角模型的有限元计算结果,确定了在使用直径为44mm钢丝绳的工况下,绳槽尺寸最优解为绳槽直径为46.6mm、绳槽深度为22mm、绳槽围包角为130°;由标准绳槽模型和新型绳槽模型的应力变化曲线发现,应力波动范围从2.7~4.1MPa减小至1.24~1.86MPa,波动值相差约54.7%,应力减小约30.14%。最大变形量从0.15mm减小至0.11mm,相差约32.37%。关键词摩擦衬垫数值模拟动态响应中图法分类号TF321.1文献标识码ADoi:10.3969/j.issn.1001-1269.2022.06.020DynamicResponseAnalysisofJKM4.5×6ElevatorFrictionLinerYangQianyou1WangYangyi1SuRuling1ChenXiaoyan2JiangQilin3DanBinbin3(1:WISCOResourcesGroupChengchaoMiningCo.,Ltd.,E’zhou436000;2:HubeiVocationalCollegeofScienceandTechnologyTelecommunicationEngineeringCollege,Wuhan430070;3:KeyLaboratoryofMetallurgicalEquipmentandControlofMinistryofEducation,WuhanUniversityofScienceandTechnology,Wuhan430081)ABSTRACTWithJKM4.5×6hoistfrictionlinerastheresearchobject,usingnumericalsimulationtechnology,thefiniteelementanalysisofthefrictionpad,consideringtheropedepthofthegrooveandtheenvelopeAngleofthefrictionpadcontactstressanddeformation,optimizethestructuralsizeofthefrictionpad.Theresearchresultsshowthat:bycomparingthefiniteelementcalculationresultsofdifferentropegroovedepthandenvelopeanglemodelsunderthesamedeepgroovediameter,theoptimalsolutionof44mmisthatthediameterof46.6mm,thedepthof22mmandtheenvelopeAngleofropegrooveis130;Fromthestresschangecurveofthestandardropetroughmodelandthenewropetroughmodel,thestressfluctuationrangedecreas...