自动式水果机的结构设计.docx

北京理工大学珠海学院2020届本科生毕业论文PAGE\*MERGEFORMAT22PAGE\*MERGEFORMAT47自动式水果机的结构设计-自动装杯结构设计学院：工业自动化专业：姓名：指导老师：机械工程阚羽扬学号：职称：160406106603曾亮华、周旭东讲师、工程师中国·珠海二○二○年五月摘要本论文围绕自动式水果机的结构设计中对自动装杯步骤的设计，首先是对夹住杯子的机械手进行设计，相对给出适当的设计方案。选择合适的伺服电机马达。然后，根据直角坐标输送者的结构来选择适当的传动机构，根据所选择的传动机构来进行结构的设计与减速器的选择、轴承的选择、轴的设计以及各部件强度的校正。在这次的设计中，5个自由度包装材料的手型要求重要而小，外观尺寸小，考虑到精度，需要5个自由度。分别是机体的旋转运动，XYZ臂的输送，手的旋转，手的抓住的张合。只有这样，才能满足柱状零部件供应的合理要求。关键词：直角坐标系；送料机械手；机械结构ABSTRACTThispaperfocusesonthestructuredesignofautomaticfruitmachinetothedesignofautomaticcupfillingsteps,thefirstistoclampthecupmanipulatordesign,relativetogiveanappropriatedesignscheme.Selecttheappropriateservomotor.Then,accordingtothecartesiancoordinateconveyorstructuretochoosetheappropriatetransmissionmechanism,accordingtotheselectedtransmissionmechanismtocarryoutthestructuraldesign.Completetheselectionofreducer,bearingselection,shaftdesignandthestrengthofthecomponentsofthecorrection.Inthisdesign,thehandshapeofthe5-degreeoffreedompackagingmaterialisimportantandsmall,andtheappearancesizeissmall.Consideringtheaccuracy,5degreesoffreedomareneeded.Thesearetherotationmotionofthebody,thetransportofXYZarm,therotationofthehand,andthetensionofthegraspofthehand.Onlyinthiswaycanthereasonablerequirementsforthesupplyofcylindricalpartsbesatisfied.Keywords:Cartesiancoordinatesystem;Feedingmanipulator;Themechanicalstructure目录TOC\o"1-1"\h\z\uHYPERLINK\l"_Toc35201715"1绪论5HYPERLINK\l"_Toc35201716"2原理方案设计93HYPERLINK\l"_Toc35201717"结构尺寸确定12HYPERLINK\l"_Toc35201718"4.三维建模及装配39HYPERLINK\l"_Toc35201719"5有限元分析PAGEREF_Toc35201719\h43HYPERLINK\l"_Toc35201719"结论PAGEREF_Toc35201719\h48HYPERLINK\l"_