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多功能小型机床设计多功能小型机床设计总计：毕业论文：37页表格：9表插图：6幅指导教师：评阅人：完成时间：I摘要多功能小型机床自诞生之初就备受社会关注，这跟其优越的经济性，高效率，及其占地面积小等特点有极大关系。本次设计对于提高机床加工效率和使用年限有重要意义。本次设计过程中，经由题目所要求及使用参数出发，从而展开方案的拟定，确定方案后，再进行相关的参数设计，包括钻，磨，铣，镗的参数。传动系统的设计可参考之前的机械设计课程设计，从而再进行相关结构设计。本次设计任务的多功能小型机床，主要是用来实现设备的维修中的钻，磨，铣，镗加工。其机构简易，占地面积小，使用方便，工作稳定，性能优越，极大的应用于一些家庭作坊与小工厂。凭借其功能多样等的优点，人们对其需求量将更加广，所以发展前景十分被看好，必定能为社会及个人带来极大的收益。关键词：多功能机床；钻削；磨削；铣削；镗削。IABSTRACTMultifunctionalminiaturemachinetoolssincethebeginningofthebirthofmuchsocialconcern,theeconomywithitssuperior,highefficiency,andcoversanareaofsmallhaveagreatrelationship.Thedesigntoimprovethemachiningefficiencyandtheservicelifehasimportantsignificance.Inthedesignprocess,throughthetopicrequiredandusingparametersofwhichstartedschemeproposeddeterminethescheme,designparameters,includingdrilling,grinding,milling,boringparameters.Designoftransmissionsystemcanreferencebeforethecurriculumdesignofmachinerydesign,toaddtothestructuredesign.Thisdesigntasksmall-sizedmachineismainlyusedtoimplementequipmentmaintenanceofdrilling,grinding,milling,boring.Themechanismsimple,coversanareaofsmall,easytouse,stablework,superiorperformance,greatapplicationinsomefamilyworkshopsandsmallfactories.Byvirtueoftheadvantagesofitsmultiplefunctions.Theneedforitwillbemoreextensive.Therefore,thereisagreatdevelopmentprospects,mustbeabletobringgreatbenefitstothesocietyandtheindividual.Keywords:Multifunctionalsmallmachinetool;drilling;grinding;milling;boring.II.目录摘要.....................................................................................................................................IABSTRACT...................................................................................................................................I1绪论.......................................................................................................................................11.1本课题的目的与意义................................................................................................11.2国内外研究现状及发展动态...................................................................................11.3本设计的任务和目标................................................................................................22题目及机床的主要性能参数...............................................................................................42.1题目............................................................................................................................52.2主要性能参数............................................................................................................63方案设计...............................................................................................................................74参数设计...............................................................................................................................84.1钻削参数设计...........................................................................................................84.2铣削参数设计...........................................................................................................94.3磨削及镗削的设计.................................................................................................105传动系统设计.....................................................................................................................116结构设计.............................................................................................................................136.1V带传动设计计算..................................................................................................136.2V带轮设计..............................................................................................................136.3主轴结构设计..........................................................................................................146.4主轴轴承设计..........................................................................................................167润滑与密封.........................................................................................................................198机床的维护与保养.............................................................................................................229结论.................................................................................................................................23参考文献.............................................................................................................................24附录1：外文翻译....................................................................................................................25附录2：外文原文....................................................................................................................28致谢...................................................................................................................................37多功能小型机床设计-3-1绪论1.1本课题的目的与意义新世纪以来，我国经济与国际全面接轨，进入了一个蓬勃发展的新时期。机床制造行业在面临前所未有的机遇同时，也不得不面对世界市场的先进性所带来的冲击与挑战。多功能机床的诞生有着极为适合的社会背景。在这之前我们多使用的机床具有专一性，通常为对一种或一类的零件，只加工特定的面。因而不可避免的会产生效率低，互换性差，经济性差等一系列问题。在这样的情况下多功能机床应运而生。作为当今世界中先进制造技术之一的多功能组合机床，凭借其优越的柔性自动化