M1432A型外圆磨床总体布局设计说明书.doc

本科学生毕业设计M1432A型外圆磨床总体布局设计系部名称：机电工程系专业班级：机械设计制造及自动化08-12学生姓名：指导教师：职称：黑龙江工程学院二一二年六月TheGraduationDesignforBachelorsDegreeTheOverallLayoutDesignOfM1432ACylindricalGrinderCandidate：Specialty：MechanicalDesignandManufacture&AutomationClass：B08-12Supervisor：HeilongjiangInstituteofTechnology2012-06Harbin黑龙江工程学院本科生毕业设计I摘要磨床是应用于零件精加工，尤其是淬硬钢件和高硬度特殊材料精加工的一种机床。近年来由于科学技术的发展，现代机械零件的精度和表面粗糙度要求越来越高，各种硬度材料日益增多，所以磨床的应用越来越广泛。基于市场对外圆磨床的变速要求高，磨削外圆直径大的要求，经过重新布局和对主轴箱的设计后，M1432A型外圆磨床的加工性能得到了很大的提高，外形更加美观，结构更紧凑，操纵也更方便，更省力。主轴可获得6种转速，磨削直径也增加到了320毫米。这些改变都给操纵工人和维修人员带来方便，基本达到了以人为本的目的。关键词：外圆磨床；淬硬钢件；磨削精度；精加工；粗糙度黑龙江工程学院本科生毕业设计IIABSTRACTGrinderisamachinewhichiswidelyusedinfinishprocessingofthepart,especiallyforthehardsteelandthefinishmachiningofthehighrigidityspecialmaterials.Inrecentyears,withthedevelopmentofthetechnology,theneedformachinesprecisionandsurfaceroughnessisgettinghigherandhigher.Atthesametime,thehighrigiditymaterialsaremanifold,sothegrindermachineisusedmorewidelynow.Basedonthehighdemandforcylindricalgrinderandthebiggerdiameterofthegrindcircularity,theperformanceofM1432Acylindricalgrinderhasgainedaprodigiousimprovementafterrenewingthelayoutanddesigningtheheadstock.Themachinenowhasthefeaturesofperfect,compact,convenientandlaborsaving.Theprincipalaxlecanprovidesixrotationspeeds,andthediameterhasalsoincreasedto320millimeter.Allofthesechangeshasbroughtmoreandmoreconvenientforthemanipulatorsandthemaintainingworkers.Sothechangeshaveachievedthegoalofcenteronhuman.Keywords