水利大型弧形鋼閘門弧面加工專用設(shè)備設(shè)計與研究

1、河南科技大學(xué)碩士學(xué)位論文水利大型弧形鋼閘門弧面加工專用設(shè)備設(shè)計與研究姓名：吳連生申請學(xué)位級別：碩士專業(yè)：機械工程指導(dǎo)教師：介戰(zhàn)@河南科技大學(xué)碩士學(xué)位論文IISubject：DesignResearchofSpecialEquipmentfArcSurfaceMachiningofLargeSteelRadialGateinWaterConservancyProjectSpecialty：MechanicalengineeringName

2、：WulianshengSupervis：jiezhanProfessABSTRACTABSTRACTWiththedevelopmentofnationaleconomythenationalhyowerindustryiscomingintoperiodofhighspeeddevelopment.withtheimprovementofeveryconstructiontechnologythehigherrequirementi

3、sproposedftheengineeringequipment.FexampleonfamousYangziThreeGgesKeyWaterControlProjectthealloweddeviationfcurvatureradiusofradialgatesurfaceisrequiredtobe2mmtheroughnessofsurfaceshallbelessthan25μm.Howeverthereisn’tsuit

4、ableequipmentfthemachiningofarcsrufaceoflargesizeradialgate.Considerthespecialtyoflargeradialgateonwaterconservancyprojectthisarticleprovidesasimplestructureeconomicmachiningmethodanalysesdeterminetherelatedparametersofs

5、pecialmachiningequipmentflargesizeradialgate.Throughtheanalysestothemovingtrackofcutter“polygonallinemethod”isadoptedtomachinethearcsurfaceofradialgate.Afteracademicanalysecalculationproposethesolutiontoavoidvibrationcra

6、wlofcutter.Thecalculationftherigiditystrengthofstructureofspecialequipmentprovidesthebasesftestfabricationofprototypeequipment.Indertoverifythepraticabilityofthisschemetakefurtherstudyfthemachiningpropertyofequipmentwema

7、detheprototypeequipmentperfmedcuttingtest.Duringthefabricationofprototypeequipmentcuttingtestwereserchedmerelatedthemachiningofarcsurface.Afterthetestindifferentcutspeeddifferentdepthofcutitisshownthattherequirementofrou

8、ghnesslessthan25μmthedeviationofcurvatureradiusofradialgatesurfacelessthan2mmcanbereached.Itproovethatthisschemeisasimpleeconomicmethodfmachiningofarcsurfaceofradialgate.Aftertheteststudyoftherelationshipbetweencutspeedc