端銑平面切入、切出過渡過程及刀齒不均勻分布切削振動計算機仿真.pdf

1、同濟大學(xué)碩士學(xué)位論文端銑平面切入、切出過渡過程及刀齒不均勻分布切削振動計算機仿真姓名：魏衡申請學(xué)位級別：碩士專業(yè)：機械制造及自動化指導(dǎo)教師：李滬曾2000.1.1同濟大學(xué)碗士學(xué)證論文ComputersimulationisaneffectivewaytoresearchthedynamiccharacterofmachinecuttingprocessLettheconditionofsimulationcoincidetothetru

2、esituationwecallsimulatethetrueconditionanddirectthemanufactureTlliStIlcsisisbasedonthemodelandprogramofcomputersimulationofcuttingvibrationinmultipieteethfacemillingAccordingwhetherthemovementtraceCallbeconfirmedornoLth

3、echipremovalmanufactureCallbedividedintotwoldnds：geometryconfirmedandgeometryunconfirmedmanufactureFacemillingiSthegeometryconfirmedchipremovalmanufactureInthefoITna“simulation也emodelofworkpieceiSprecuttcdSointhiswaythev

4、ariabilityofthecuttingbreadthinthecutting—inprogressandthefactorofthegeometryunconfmnationareignoredandthecuttingoutprogressiSneglectedtooTIliSthesisanalysesandcalculatesthefactorswhichaffectthecuttingfcrccinthecutting—i

5、nandcutting—outprogress，andgetthecalculatingmothedofcuttingforceAfterthesimulation，findthatthecuringinandcutting—outprogressesaffectthecuttingprogressverylittleAtthesametimethis也esisbulldsthesimulatingmodelsthatthemillin

6、gcuttersdistributcunhomogencousonthemillingcuttersalverandthecuttingdepthsarenotequal，inordertofindawaytefrainthevibrationoffacemillingandguidethemanufactureThlo曲也esimulation，thewaythatthemillingcuttersdistrbuteunhomogen