基于总成的汽车手制动臂部件残余变形和失效分析
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摘要
本文介绍了课题提出的背景和手制动臂总成设计的相关要求,阐述了手制动臂总成和非线性失效问题的研究现状,以及非线性软件的应用情况。同时介绍了手制动臂总成的工作原理和结构特点,分析了其中的非线性力学特征。在考虑到相关设计规范的前提下,提出了整体的研究分析方案,以基于总成的手制动臂部件为研究对象,以非线性理论为研究基础,对手制动臂部件的失效分析进行了研究,并利用模态分析方法进行对比验证,目前此类研究在国内仍少见。
在对相关非线性理论的研究上,本文首先阐述了非线性有限元的基本理论和基本方法,讨论了与之相关的基本数值解法,对这些解法进行了对比。并且详细的分析了在高度非线性分析中显式算法对于隐式算法具有的优越性。为整体的研究分析过程提供了很好的理论基础和保障。
手制动臂总成的结构比较复杂,因此在建模过程中需要考虑多方面的问题,从而保证整体的计算规模、计算时间、计算精度上的协调。本文研究了模型的类型、单元选择与网格划分、连接关系与接触关系的设置,材料模型的选取与失效参数的确定等问题,在保证计算精度的前提下,很好的控制了计算规模和计算时间,为今后的进一步研究提供了依据和保障。
按照企业提供的数据,并根据手制动臂的实际情况建立了基于总成的手制动臂部件失效分析模型,并结合相关的设计规范,进行了四种典型工况的仿真分析,得到了相关部件失效后的应力应变情况,以及整体结构的残余变形情况。根据仿真分析结果,提出针对性的改进方案,改进方案可有效提高产品的质量。最后进行手制动臂总成的模态分析,并将模态分析结果与失效分析结果进行对比研究,从侧面考察手制动臂总成结构的优劣。所建立的非线性失效模型以及仿真结果对企业的产品设计提供了指导,并且提高了企业的产品设计能力。
本文的研究为手制动臂总成的设计开发提供了重要的数据指导,提升了企业员工利用理论和软件设计产品的能力,进而提高了产品质量和企业效益。并且对相关产品的非线性设计研究提供了重要参考,具有良好的理论价值和现实意义。
In this paper, non-linear failure research status of the hand brake arm assembly was described, and the background and product design requirements were introduced. The working principle and structure characteristics of the hand brake arm assembly were introduced, and its mechanical properties were analyzed. According to the relevant design specifications, research and analysis programs were set up, and failure analysis was studied and assembly-based components as the research object in order to study, based on assembly of components and non-linear theory, at present this type of study is still rare in the country.
The non-linear theory was researched in this paper, at begins the basic theory and methods of the non-linear finite element of was described, the basic numerical methods were discussed and compared. And superiority of explicit algorithm for the highly non-linear analysis was analyzed in detail. The research and analysis process provides a good theoretical foundation and protection for the whole topic.
The structure of hand brake arm assembly was complicated, and modeling process was needed to be considered calculation time and calculation accuracy. In this paper, the model type, the mesh, the connection, the contact, materials and failure model parameters were studied for such as ensuring the accuracy of the premise, which control calculation size and computing time and provide basis protection for further study.
In accordance with the data provided by enterprise and the actual situation of hand brake arm, failure analysis model of the hand brake arm assembly was established. In accordance with relevant design codes, simulation analysis were conducted, stress and strain failure components, residual deformation and residual stress were showed. Thus result of failure analysis was compared with modal analysis, and improve t plan was made. The non-linear failure model and simulation results could provide guidance for company's products design and increase the enterprise's product design capability.
The research of the hand brake assembly provides important data for product design and enhances the ability of enterprise employees to use the theory and software for design products, and improves product quality and enterprise efficiency. Then this paper provides an important reference for related products non-linear design, which has a good theoretical and practical significance.
在对相关非线性理论的研究上,本文首先阐述了非线性有限元的基本理论和基本方法,讨论了与之相关的基本数值解法,对这些解法进行了对比。并且详细的分析了在高度非线性分析中显式算法对于隐式算法具有的优越性。为整体的研究分析过程提供了很好的理论基础和保障。
手制动臂总成的结构比较复杂,因此在建模过程中需要考虑多方面的问题,从而保证整体的计算规模、计算时间、计算精度上的协调。本文研究了模型的类型、单元选择与网格划分、连接关系与接触关系的设置,材料模型的选取与失效参数的确定等问题,在保证计算精度的前提下,很好的控制了计算规模和计算时间,为今后的进一步研究提供了依据和保障。
按照企业提供的数据,并根据手制动臂的实际情况建立了基于总成的手制动臂部件失效分析模型,并结合相关的设计规范,进行了四种典型工况的仿真分析,得到了相关部件失效后的应力应变情况,以及整体结构的残余变形情况。根据仿真分析结果,提出针对性的改进方案,改进方案可有效提高产品的质量。最后进行手制动臂总成的模态分析,并将模态分析结果与失效分析结果进行对比研究,从侧面考察手制动臂总成结构的优劣。所建立的非线性失效模型以及仿真结果对企业的产品设计提供了指导,并且提高了企业的产品设计能力。
本文的研究为手制动臂总成的设计开发提供了重要的数据指导,提升了企业员工利用理论和软件设计产品的能力,进而提高了产品质量和企业效益。并且对相关产品的非线性设计研究提供了重要参考,具有良好的理论价值和现实意义。
In this paper, non-linear failure research status of the hand brake arm assembly was described, and the background and product design requirements were introduced. The working principle and structure characteristics of the hand brake arm assembly were introduced, and its mechanical properties were analyzed. According to the relevant design specifications, research and analysis programs were set up, and failure analysis was studied and assembly-based components as the research object in order to study, based on assembly of components and non-linear theory, at present this type of study is still rare in the country.
The non-linear theory was researched in this paper, at begins the basic theory and methods of the non-linear finite element of was described, the basic numerical methods were discussed and compared. And superiority of explicit algorithm for the highly non-linear analysis was analyzed in detail. The research and analysis process provides a good theoretical foundation and protection for the whole topic.
The structure of hand brake arm assembly was complicated, and modeling process was needed to be considered calculation time and calculation accuracy. In this paper, the model type, the mesh, the connection, the contact, materials and failure model parameters were studied for such as ensuring the accuracy of the premise, which control calculation size and computing time and provide basis protection for further study.
In accordance with the data provided by enterprise and the actual situation of hand brake arm, failure analysis model of the hand brake arm assembly was established. In accordance with relevant design codes, simulation analysis were conducted, stress and strain failure components, residual deformation and residual stress were showed. Thus result of failure analysis was compared with modal analysis, and improve t plan was made. The non-linear failure model and simulation results could provide guidance for company's products design and increase the enterprise's product design capability.
The research of the hand brake assembly provides important data for product design and enhances the ability of enterprise employees to use the theory and software for design products, and improves product quality and enterprise efficiency. Then this paper provides an important reference for related products non-linear design, which has a good theoretical and practical significance.
引文
[1]吴憩棠.汽车产业调整和振兴规划_解读[J].技术与市场,2009(16)
[2]王坤.中国汽车零部件行业的整体分析及发展战略[D].吉林大学,2005
[3]刘秉业.应用弹塑性力学[M].清华大学出版社,1995
[4]H.Hertz. On the contact of elastic solids. J Reine und Angew Math,1881 Vol92
[5]Parson.B, Wilson.E.A. A method for determining the contact stresses resulting from interference fits. ASME J Engng for Industry,1970:208-218
[6]Chan.S.K, Tuba.I.S. A finite element method for contact problems of solid bodies-Part Ⅰ. Theory and Validation, Int J Meth Sci,1971 (13):615-625
[7]Ohte.S. Finite element analysis of elastic contact problems. Bull JSME,1973 (16) 797-804
[8]Tsuta.T, Yamaji.S. Finite element analysis of contact problem. Theory and Practice in Finite Element Structure Analysis, Japan:University of Tokyo Press,1973
[9]Fredriksson.B. Finite element solution of surface nonlinearities in structural mechanics with special emphasis to contact and fracture mechanics problems. Computers & Structures,1976(6) 281-290
[10]Okamoto.N, Nakazawa.M. Finite element incremental contact analysis with various frictional conditions, Int J Num Meth Engng,1979 (14) 337-357
[11]Campos.L.T, Oden.J.T, Kikuchi N. A numerical analysis of a class of contact problems with friction in elastostatics.. Computer Meth APPI Mech and Engng,1982 (34) 261-268
[12]Ohtakake.K, Oden.J.T, Kikuchi N. Analysis of certain uilateral problem in von karman plate theory by a penalty method-Part I:a variational principle with penalty. Comput & Meth Appl Mech and Engng,1980 (24) 187-213
[13]Kikuchi.N, Song.YJ. Penalty/finite element approximation of a class of unilateral problems in linear elasticity. Quart Appl Math,1981(1)1-22
[14]P.Wriggers, G.Zavarise. Application of Augmented Lagrangian Techniques for Non-linear Constitutive Laws in Contact Interfaces. Commu Nummer, Meth Eng,1993 (9)
[15]GZsvarise, P.Wriggers, B.A.Scheffler. On Augmented Lagrangian Algorithms for Thermo-mechanical Contact problems with Friction. Int J Numer Meth Engng,1995 (38)
[16]J.H.Heegaard, A.Curnier. An Augmented Lagrangian Method for Discreet Large-slip Contact Problems, Int J Numer Meth Eng,1993 (36)
[17]J.C.Simo, T.A.Laursen. An Augmented Lagrangian Treatment of Contact Problems Involving Friction, Comp & Stru,1992(24)
[18]郭乙木,陶伟明,庄茁.线性与非线性有限元及其应用[M].机械工业出版社,2004
[19]G.K.Miller. Failure Criteria for Evaluating accidental drops of fuel containers zt INTEC, Specialty Engineering&Science, October 2005
[20]T.Kobayashi, M.Fujikawa. Application of Inelastic Analysis of ABAQUS in Japanese Industry, Abaqus Users' Conference, June 2007
[21]Touraj Gholami. Crashworthiness Simulation of Automobiles with ABAQUS/Explicit, Abaqus Users' Conferencem, June 2004
[22]Anselmo Fioranelli Junior. Structural Evaluation of Three Different Configurations of an Engine Component, Abaqus Users' Conference,2006
[23]C.Brix. Automated Adjustment of Automotive Seating Structures, Abaqus Users' Conference, 2006
[24]Stefan Weyer, Hariaokto Hooputra, Fengming Zhou. Modeling of Self-Piercing Rivets Using Fasteners.Abaqus Users' Conference,2006
[25]Hailing Yu, Yim H.Tang, David Y.Jeong. Elastic-Plastic-Failure Finite Element Analyses of Railroad Tank Car Heads in Impact.Abaqus Users' Conference,2007
[26]杨守林.谈谈制动器的正确使用[J].农业机械化与电气化[J].1998(05)
[27]刘一平.手制动机拉杆折断原因分析[J].铁道车辆,1999(03)
[28]包帅善.制动系统的维修保养与故障排除[J].汽车维修,2002(04)
[29]周志军.拖车手刹故障的分析与处理[J].起重运输机械,2003(07)
[30]黄艺鹏.如何检查汽车手刹[J].安全与健康,2004(02)
[31]杨光华.多层迭代法及其在材料非线性有限元法中的应用[J].应用力学学报,1989(02)
[32]潘亦培,江利仁.框-剪结构的几何与材料非线性分析[J].同济大学学报,1991(03)
[33]闫相桥,李文芳.关于材料非线性有限元法的有效性[J].哈尔滨工业大学学报,1996(01)
[34]张淑茳,万磊,石德新.材料非线性性质的解析表达[J].固体火箭技术,1996(02)
[35]冷纪桐,陈罕.几何非线性与材料非线性[J].北京化工大学学报,1989(03)
[36]陈常松,陈政清,颜东煌.几何非线性的有限位移应力应变增量分析[J].长沙交通学院学报.2004(03)
[37]吴庆雄,陈宝春,韦建刚.三维杆系结构的几何非线性有限元分析[J].工程力学,2007(12)
[38]胡仔溪.利用NASTRAN和模态试验修正结构有限元分析模型.强度与环境,2000(2)：1-7.
[39]吴素春,贾文成等.载人运载火箭全箭模态试验[J].宇航学报,2005,26(5)：531-534、570
[40]张关良,李靖谊等.基于有限元的客车车身的静动态特性分析[J].计算机仿真,2006,23(8)：226-228、235
[41]谢红霞,宿健等.冲击载荷进行桥梁模态试验的研究[J].公路交通科技,2005,22(8)：86-89
[42]胡利平,韩大健等.基于环境激励的大跨度桥梁模态试验[J].广东工业大学学报,2005,22(1)：100-104.
[43]纪晓东,钱稼茹等.模拟环境激励下结构模态参数识别试验研究[J].清华大学学报(自然科学版),2006,46(6)：769-772
[44]刘大维,严天一等.自卸汽车车架模态试验与分析[J].河南科技大学学报,2006,27(4)：30-32
[45]姚玉林.客货两用车白车身模态分析[J].汽车研究与开发,2000(5)：29-30、40.
[46]戴禹.重型卡车驾驶室数值模态分析与结构优化[D].吉林大学,2007
[47]王亲猛,马晓秋,张锦.凸肩叶片接触状态的非线性动力学研究[J].推进技术,2000(02)
[48]马力,赵丽娟,聂忠义.结构状态非线性下对扁平接链环的有限元分析[J].辽宁工程技术大学学报,2002(05)
[49]王皎,马力,林永杰,柴苍修.面向摩擦学设计的凸轮挺柱三维接触应力分析[J].内燃机工程,2004(06)
[50]袁晓红,马力,曾娟,成耀龙,张子春.旋压带轮的非线性有限元分析[J].武汉大学学报,2007(04)
[51]宋发宝,马力.高空作业半拄车状态非线性有限元分析的线性化处理[J].专用汽车,2008(07)
[52]范瑞娟.非线性有限元方法在结构接触分析中的应用[J].ABAQUS年度论文集,2005
[53]李威.ABAQUS非线性有限元在汽车内饰件设计中的应用[J].ABAQUS年度论文集,2005
[54]李媛,马力,乔媛媛.基于总成的手制动臂侧向力残余变形非线性分析[J].上海汽车,2008(10)
[55]陈家瑞.汽车构造(第四版)[M].人民交通出版社,2003
[56]郭乙木,陶伟明,庄茁.线性与非线性有限元及其应用[M].机械工业出版社,2005
[57]庄茁等译.连续体和结构的非线性有限元[M].北京：清华大学出版社,2002
[58]彼得.艾伯哈特,胡斌.现代接触动力学[M].江苏：东南大学出版社,2003
[59]ABAQUS/Standard User's Manual, V6.8 Printed in USA, ABAQUS Inc.,2007
[60]赵腾伦.ABAQUS_6.6在机械工程中的应用[M].中国水利水电出版社,2008
[61]杜平安.有限元网格划分的基本原则[J].《机械设计与制造》,2008
[62]庄茁.ABAQUS非线性有限元分析与实例[M].北京：科学出版社,2005
[63]管迪华.模态分析技术[M].清华大学出版社,1996
[64]靳晓雄,张立军,江浩.汽车振动分析[M].同济大学出版社,2002
[65]张洪欣.汽车设计[M].机械工业出版社,1999
[2]王坤.中国汽车零部件行业的整体分析及发展战略[D].吉林大学,2005
[3]刘秉业.应用弹塑性力学[M].清华大学出版社,1995
[4]H.Hertz. On the contact of elastic solids. J Reine und Angew Math,1881 Vol92
[5]Parson.B, Wilson.E.A. A method for determining the contact stresses resulting from interference fits. ASME J Engng for Industry,1970:208-218
[6]Chan.S.K, Tuba.I.S. A finite element method for contact problems of solid bodies-Part Ⅰ. Theory and Validation, Int J Meth Sci,1971 (13):615-625
[7]Ohte.S. Finite element analysis of elastic contact problems. Bull JSME,1973 (16) 797-804
[8]Tsuta.T, Yamaji.S. Finite element analysis of contact problem. Theory and Practice in Finite Element Structure Analysis, Japan:University of Tokyo Press,1973
[9]Fredriksson.B. Finite element solution of surface nonlinearities in structural mechanics with special emphasis to contact and fracture mechanics problems. Computers & Structures,1976(6) 281-290
[10]Okamoto.N, Nakazawa.M. Finite element incremental contact analysis with various frictional conditions, Int J Num Meth Engng,1979 (14) 337-357
[11]Campos.L.T, Oden.J.T, Kikuchi N. A numerical analysis of a class of contact problems with friction in elastostatics.. Computer Meth APPI Mech and Engng,1982 (34) 261-268
[12]Ohtakake.K, Oden.J.T, Kikuchi N. Analysis of certain uilateral problem in von karman plate theory by a penalty method-Part I:a variational principle with penalty. Comput & Meth Appl Mech and Engng,1980 (24) 187-213
[13]Kikuchi.N, Song.YJ. Penalty/finite element approximation of a class of unilateral problems in linear elasticity. Quart Appl Math,1981(1)1-22
[14]P.Wriggers, G.Zavarise. Application of Augmented Lagrangian Techniques for Non-linear Constitutive Laws in Contact Interfaces. Commu Nummer, Meth Eng,1993 (9)
[15]GZsvarise, P.Wriggers, B.A.Scheffler. On Augmented Lagrangian Algorithms for Thermo-mechanical Contact problems with Friction. Int J Numer Meth Engng,1995 (38)
[16]J.H.Heegaard, A.Curnier. An Augmented Lagrangian Method for Discreet Large-slip Contact Problems, Int J Numer Meth Eng,1993 (36)
[17]J.C.Simo, T.A.Laursen. An Augmented Lagrangian Treatment of Contact Problems Involving Friction, Comp & Stru,1992(24)
[18]郭乙木,陶伟明,庄茁.线性与非线性有限元及其应用[M].机械工业出版社,2004
[19]G.K.Miller. Failure Criteria for Evaluating accidental drops of fuel containers zt INTEC, Specialty Engineering&Science, October 2005
[20]T.Kobayashi, M.Fujikawa. Application of Inelastic Analysis of ABAQUS in Japanese Industry, Abaqus Users' Conference, June 2007
[21]Touraj Gholami. Crashworthiness Simulation of Automobiles with ABAQUS/Explicit, Abaqus Users' Conferencem, June 2004
[22]Anselmo Fioranelli Junior. Structural Evaluation of Three Different Configurations of an Engine Component, Abaqus Users' Conference,2006
[23]C.Brix. Automated Adjustment of Automotive Seating Structures, Abaqus Users' Conference, 2006
[24]Stefan Weyer, Hariaokto Hooputra, Fengming Zhou. Modeling of Self-Piercing Rivets Using Fasteners.Abaqus Users' Conference,2006
[25]Hailing Yu, Yim H.Tang, David Y.Jeong. Elastic-Plastic-Failure Finite Element Analyses of Railroad Tank Car Heads in Impact.Abaqus Users' Conference,2007
[26]杨守林.谈谈制动器的正确使用[J].农业机械化与电气化[J].1998(05)
[27]刘一平.手制动机拉杆折断原因分析[J].铁道车辆,1999(03)
[28]包帅善.制动系统的维修保养与故障排除[J].汽车维修,2002(04)
[29]周志军.拖车手刹故障的分析与处理[J].起重运输机械,2003(07)
[30]黄艺鹏.如何检查汽车手刹[J].安全与健康,2004(02)
[31]杨光华.多层迭代法及其在材料非线性有限元法中的应用[J].应用力学学报,1989(02)
[32]潘亦培,江利仁.框-剪结构的几何与材料非线性分析[J].同济大学学报,1991(03)
[33]闫相桥,李文芳.关于材料非线性有限元法的有效性[J].哈尔滨工业大学学报,1996(01)
[34]张淑茳,万磊,石德新.材料非线性性质的解析表达[J].固体火箭技术,1996(02)
[35]冷纪桐,陈罕.几何非线性与材料非线性[J].北京化工大学学报,1989(03)
[36]陈常松,陈政清,颜东煌.几何非线性的有限位移应力应变增量分析[J].长沙交通学院学报.2004(03)
[37]吴庆雄,陈宝春,韦建刚.三维杆系结构的几何非线性有限元分析[J].工程力学,2007(12)
[38]胡仔溪.利用NASTRAN和模态试验修正结构有限元分析模型.强度与环境,2000(2)：1-7.
[39]吴素春,贾文成等.载人运载火箭全箭模态试验[J].宇航学报,2005,26(5)：531-534、570
[40]张关良,李靖谊等.基于有限元的客车车身的静动态特性分析[J].计算机仿真,2006,23(8)：226-228、235
[41]谢红霞,宿健等.冲击载荷进行桥梁模态试验的研究[J].公路交通科技,2005,22(8)：86-89
[42]胡利平,韩大健等.基于环境激励的大跨度桥梁模态试验[J].广东工业大学学报,2005,22(1)：100-104.
[43]纪晓东,钱稼茹等.模拟环境激励下结构模态参数识别试验研究[J].清华大学学报(自然科学版),2006,46(6)：769-772
[44]刘大维,严天一等.自卸汽车车架模态试验与分析[J].河南科技大学学报,2006,27(4)：30-32
[45]姚玉林.客货两用车白车身模态分析[J].汽车研究与开发,2000(5)：29-30、40.
[46]戴禹.重型卡车驾驶室数值模态分析与结构优化[D].吉林大学,2007
[47]王亲猛,马晓秋,张锦.凸肩叶片接触状态的非线性动力学研究[J].推进技术,2000(02)
[48]马力,赵丽娟,聂忠义.结构状态非线性下对扁平接链环的有限元分析[J].辽宁工程技术大学学报,2002(05)
[49]王皎,马力,林永杰,柴苍修.面向摩擦学设计的凸轮挺柱三维接触应力分析[J].内燃机工程,2004(06)
[50]袁晓红,马力,曾娟,成耀龙,张子春.旋压带轮的非线性有限元分析[J].武汉大学学报,2007(04)
[51]宋发宝,马力.高空作业半拄车状态非线性有限元分析的线性化处理[J].专用汽车,2008(07)
[52]范瑞娟.非线性有限元方法在结构接触分析中的应用[J].ABAQUS年度论文集,2005
[53]李威.ABAQUS非线性有限元在汽车内饰件设计中的应用[J].ABAQUS年度论文集,2005
[54]李媛,马力,乔媛媛.基于总成的手制动臂侧向力残余变形非线性分析[J].上海汽车,2008(10)
[55]陈家瑞.汽车构造(第四版)[M].人民交通出版社,2003
[56]郭乙木,陶伟明,庄茁.线性与非线性有限元及其应用[M].机械工业出版社,2005
[57]庄茁等译.连续体和结构的非线性有限元[M].北京：清华大学出版社,2002
[58]彼得.艾伯哈特,胡斌.现代接触动力学[M].江苏：东南大学出版社,2003
[59]ABAQUS/Standard User's Manual, V6.8 Printed in USA, ABAQUS Inc.,2007
[60]赵腾伦.ABAQUS_6.6在机械工程中的应用[M].中国水利水电出版社,2008
[61]杜平安.有限元网格划分的基本原则[J].《机械设计与制造》,2008
[62]庄茁.ABAQUS非线性有限元分析与实例[M].北京：科学出版社,2005
[63]管迪华.模态分析技术[M].清华大学出版社,1996
[64]靳晓雄,张立军,江浩.汽车振动分析[M].同济大学出版社,2002
[65]张洪欣.汽车设计[M].机械工业出版社,1999