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示教型雕铣机设计毕业论文.doc

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示教型雕铣机设计毕业论文.doc

毕业设计论文示教型雕铣机设计Thedesignofteachingbasedcarvingandmillingmachine学生姓名学院名称专业名称指导教师20年5月27日摘要本文调查研究了示教型雕铣机的发展和国内雕铣机的发展现状。介绍数控雕铣机床的设计过程,包括机床总体方案设计、主传动系统设计和Z向进给传动系统的机械结构设计。在主传动系统设计中,主要分析了主轴安装座的机械机构。进给传动系统中主要分析了丝杠、导轨的安装,以及相关固定和支承。计算主要有两个方面对滚珠丝杠和步进电机的选择计算和校核。关键词雕铣机床滚珠丝杠直线滚动导轨AbstractThisstudyinvestigatedthedevelopmentoftypeteachengravingandmillingmachineengravingandmillingmachineandthedevelopmentofthedomesticstatusquo.CNCengravingandmillingmachineintroducedthedesignprocess,includingtheoverallmachinedesign,themaintransmissionsystemdesign,andZtothefeeddrivesystemofthemechanicalstructuredesign.Inthemaindrivesystemdesign,themainanalysisofthemechanicalmountingspindleorganization.Feeddrivesysteminthemainanalysisofthescrew,guiderailinstallation,andrelatedfixedandsupported.Therearetwomainaspectsofcomputingthechoiceofballscrewandsteppermotorcalculationandverification.Keywordsengravingandmillingmachineballscrewlinearmotionguide徐州工程学院毕业设计论文I目录摘要..................................................................................................................................................IAbstract..........................................................................................................................................II1绪论..............................................................................................................................................21.1示教型雕铣机课题介绍.......................................................................................................21.2小型示教型雕铣机的特点及现状.......................................................................................21.2.1国内数控雕铣机的发展和现状...................................................................................21.2.2典型数控雕铣机的介绍...............................................................................................31.3示教型雕铣机的主要技术参数...........................................................................................52示教型雕铣机总体布局设计方案..............................................................................................62.1机床总体布局设计...............................................................................................................62.2设计方案分析....................................................................................................................63各轴系统的设计方案..................................................................................................................83.1Z向主传动系统的方案设计...............................................................................................83.2进给系统方案设计............................................................................................................83.2.1滚珠丝杠副的选择.......................................................................................................83.2.2滚珠丝杠的支承结构.................................................................................................93.2.3支承轴承的选择.......................................................................................................103.2.4滚珠丝杠的制动装置...............................................................................................103.2.5步进电机与进给丝杠的联结结构.............................................................................103.2.6导轨...........................................................................................................................114主轴系统零部件的计算与校核................................................................................................124.1主轴系统的重力计算........................................................................................................124.2主轴铣削力计算..............................................................................................................124.3滚珠丝杠副的选择计算....................................................................................................134.4进给伺服电机功率的计算及选择..................................................................................205电气部分设计............................................................................................................................255.1硬件部分电路设计............................................................................................................255.280C51外部电路扩展.........................................................................................................255.3控制系统总体设计.............................................................................................................26结论...............................................................................................................................................28致谢...............................................................................................................................................29参考文献.......................................................................................................................................30

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