混凝土搅拌机毕业设计设计

科毕业论文混凝土搅拌机设计考生姓名：准考证号：专业层次：本科院（系）：指导教师：职称：二OO九年十二月二十四日中文摘要I摘要混凝土搅拌机是施工机械装备中的重要设备,其产品质量和生产效率直接影响着建筑施工质量和建筑施工进度。强制式搅拌机是应用最普遍、使用率最高的混凝土搅拌机。双卧轴搅拌机是新型搅拌机型，因其搅拌质量好，生产率高用于各种搅拌场合。本毕业设计从搅拌的目的和机理出发。工作时,物料在叶片推动下沿螺旋面移动,由于两轴的旋转方向相反,两轴间的物料产生挤压、翻滚和揉搓,以达到搅拌混合效果。长期的生产实践证明,通过对卧轴式搅拌机的叶片结构和曲面形状进行合理的布置和设计，混凝土的质量和生产效率会有很大的提高。结合三种叶片的优点，通过对他们进行有序、合理的布置，让混凝土在有限的时间进行尽可能的搅拌。对它们曲面形状进行理论分析和一些试验，克服传统搅拌机器的缺点，并注意到新型设计可能引起的新的问题。通过搅拌过程的分析，详细阐述了各参数的设计，并结合理论分析，给出了结论和建议。关键词：混凝土搅拌机；双卧轴；叶片ABSTRACTIIABSTRACTConcretemixeristhekeydeviceofconstructionmachineryandequipment.Ithasproductqualityandproductionefficiency,whichdirectimpactsontheconstructionqualityandprogressofconstruction.Compulsorymixeristhemostcommonandthehighestutilizationrateofconcretemixers。Doublehorizontalshaftmixerisanew-stylemixer,whichiswidelyusedinmanyconditionsbecauseofthehighmixingqualityandproductivity.Thispaperbeginswiththemechanismandpurposeofmixing.Thematerialsleavesalongthespiralofmobileonthework.Becauseofthetwoaxisofrotationoppositedirection,thematerialsbetweenthetwoaxisproducesextrusionrollingandscrubbing,inordertomeetthestirringmixedeffect.Ithasbeenprovedinthelong-termproduction,throughthehorizontalcoaxialmixersurfaceoftheleafstructureandshapeofareasonablelayoutanddesign,concrete’squalityandproductionefficiencywillbegreatlyimproved.Combiningwiththeadvantagesofthreeleaves,Concreteisgoingtomixasmuchaspossibleinthelimitedtimethroughtheirorderlyrationallayout.Idosometheoreticalanalysisandanumberoftestsfortheleaf-surface’sshape.Thoughthenewdesigntest,itovercomesshortcomingsoftraditionalmixer,andnotesthatthenewdesignmaycausenewproblems.Thoughthetheoreticalanalysisofthemixingprocessandconcretelyexplicatingtheparametricdesign.Finally,itgivesconclusionsandsuggestions.Keywords:Concretemixer;Doublehorizontalshaft;Leaf目录III目录摘要................................................................................................................................................IABSTRACT..............................................................................................................................II绪论................................................................................................................................................11总述..........................................................................................................................................21.1搅拌机的作用....................................................................................................................21.1.1混凝土的组成.......................................................................................................21.1.2混凝土搅拌机的的任务.......................................................................................31.1.3合理的混凝土搅拌机的机理...............................................................................31.2混凝土搅拌机的类型.......................................................................................................31.3JS1000强制式混凝土搅拌机..........................................................................................61.3国内外混凝土搅拌机的发展状况.................................................................................151.4本文的内容和方法.........................................................................................................152.总体设计方案确定及动力元件选择...................................................................172.1总体设计方案..................................................................................................................172.2电动机的选型.................................................................................................................182.3减速器的选型.................................................................................................................202.4联轴器的选择与计算.....................................................................................................243.叶片的设计与计算......................................................................................................263.1叶片的布置......................................................................................................................263.2叶片的主要参数..............................................................................................................273.3.主轴转速的确定.............................................................................................................323.4搅拌轴尺寸的确定..........................................................................................................323.5叶片螺旋面的成型..........................................................................................................353.6裹轴现象.........................................................................................................................364.轴的设计与计算..............................................................................................................384.1轴的设计方法..................................................................................................................384.2轴的设计与计算...............................................................................