第49卷第9期·76·CHINARUBBER/PLASTICSTECHNOLOGYANDEQUIPMENT橡塑技术与装备参考文献:[1]塑料机械设计[M].北京化工大学,华南理工大学编.北京:中国轻工业出版社1995,336-337.[2]第二章厚壁圆筒的弹塑性应力分析[J].天津大学:73-117.https://www.docin.com/p-709090820.html.[3]赵中尧,王家斌,张永田.压力容器的应力分析与强度设计概论[J].一重技术,2000.第3期(总85期):5-10.[4]厚壁圆筒应力分析详细[J].豆丁网:1-51.https://www.docin.com/p-261961588.html.[5]张友根.注塑机筒复合应力疲劳破坏的设计准则[J].塑料工业,2009,37(1):21-25.[6]张友根注塑机筒外径设计的分析研究[J].橡塑技术与装备,2009,35(11):26-38.[7]第六章石油机械中厚壁筒强度计算[J].豆丁网:1-41http://www.docin.com/p-88210426.html.[8]李志义,丁信伟,高压厚壁圆筒的动态承载能力[J].压力容器,1995.第44卷,第4期:34-38.[9]周凤悟厚壁筒油缸强度计算的理论探讨[J].北京邮电学院报,1986.3.第4期:91-96.[10]郑津洋,董其伍,桑芝富.过程设备设计[M].北京:化学工业出版社,2010:23-108.[11]黄泽,郑津洋等内压圆筒厚度计算公式分析讨论[J].压力容器,2012,29(8):18-21.[12]付清林.阀体受力与强度技术公式的理论依据[J].阀门,2006,(4):11-12.[13]高信林,魏雷震.有强化材料闭式厚壁圆筒的弹塑性解析分析[J].石油化工设备,1991,20(6):37-40.[14]张友根.注塑机筒疲劳强度设计的分析研究[J].化工装备技术,2009,30(6):19-26.DesigncriteriaforfatiguestrengthcalculationofinjectionmoldingmachinebarrelsYuanWeiming,ChengMingxiang(DeqingShendaMachineManufacturingCo.LTD.,Huzhou313205,Zhejiang,China)Abstract:Thetraditionalstrengthdesigntheoryofinjectionmoldingmachinebarrelsfailstoreasonablyexplainsomefailureproblemsthatariseinpractice.Bycomparingthemechanicalanalysisofthickwalledcylinders,itisconfirmedthatthepreviousdesigntheoriesofinjectionmoldingmachinebarrelshavelimitationsandapplicability.Byanalyzingthecommonlyusedelastic-plasticstrengthdesigntheoryinthickwalledcylindersandcombiningexamples,adesigncriterionthatconformstotheactualstrengththeoryofinjectionmoldingmachinebarrelsisproposed.Thisdesignguidelinecanguidethedesignofinjectionmoldingmachinebarrelsandanswerrelatedfailureproblems.Keywo...