弧面分度凸轮的三坐标机测量

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1、硕士学位论文弧面分度凸轮的三坐标机测量UsingCMMtomeasuresurfaceerrorofRollergearcam作者姓名：塞豆媚学科、专业：扭越剑选区甚自麴丝学号：2业Q§Ql§指导教师：梁延焦完成日期：2QQ5：12：12大连理工大学DaliallUniversityofTechnology宋丽娟：弧面分度凸轮的三坐标机测量UsingCMMtomeasuresurfaceerrorofRollergearcamAbstractRollergearcammechanismisatypeofindexing

2、device．Itiswidelyusedinvariousautomaticmachinesbecauseoflargeindexingnumbers，llighindexingprecision，reliablelocalizationetc．BecauseourcountrystudiesthismechanismlessthanAmericaandJapan，thestandardizationandsedationoftheproductarch’tresearched．and也emeasuringmetho

3、disstudieddeficiently．Thereforetheauthorbuilta3-Dmodelbaredonthesurfaceequationsofrollergearcam，andpresentedamethodofusingcoordinatemeasuringmachine(CMM)tomeasurethesurfacesofthecarrt．Therollergem"cammechanismisstudiedandthesurfaceequationsofvarioustypesofroller

4、gearcamareacquired．ThetheoreticsurfacecoordinaresofrollergearCarlaarecalculatedwithMatlabaccordingtothesurfaceequationsanddesignparameters．Thepointcloudareconvertedintosurfacesbyusingsoftwarelmageware；thesurfacesofbasalsolidandconnectingsurfacesbetweenpointcloud

5、surfacesareconstructedaccordingtodesignparameters；thepointcloudsurfacesaresnippedwitllsurfaceedgesofbasalsolidandthemodelofrollergearcamiscompleted．TheassemblymodelofrollergearcammechanismisbuiltbyusingPro／E。Theproblemofhowtocorrecttheprofilesofrollergearcarllis

6、studied．ThefunctionofC删isstudiedaccordingtotheCMMthatisownedbyEngineeringtrmnmgcenter．AmethodofusingCMMtomeaSuresurfaceerrorofrollergearcamisresearched．Thestartingpointisconfirmedbyprogrammingwi也optimizationtoolboxofMatlabinordertoadjustmearuringreferenceframeto

7、theoreticalreferenceframe．Anumericalexperimentisdesignedandthevalidityofoptimizationprogramisproved．Thetruthofthemeasuringmethodisestablishedbyprecisionandfeasibilityanalysis．Therestrictionofusingthismethodtomeasuresurfacesofrollergearcamisdiscussed．andthenextre

8、searchdirectionisconfirmed．KeyWords：Rollergearcam；3-Dmodeling：CMMmeasuring独创性说明作者郑重声明：本硕士学位论文是我个人在导师指导下进行的研究工作及取得研究成果。尽我所知，除了文中特别加以标注和致谢的地方外，论文中不包含其他人已经发表或撰写的研究成果，也不包