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1、山东轻工业学院中英文翻译院系名称学生姓名专业班级机械05-3班指导教师二OO九年五月十日IntroductionofMachiningHaveashapeasaprocessingmethod,allmachiningprocessfortheproductionofthemostcommonlyusedandmostimportantmethod・Machiningprocessisaprocessgeneratedshape,inthisprocess,Driversdeviceontheworkpiecematerialtobeintheformofchipremova
2、l.Althoughinsomeoccasions,theworkpieceundernocircumstances,theuseofmobileequipmenttotheprocessing,however,themajorityofthemachiningisnotonlysupportingtheworkpiecealsosupportingtoolsandequipmenttocomplete.Machiningknowtheprocesshastwoaspects.Smallgroupoflow-costproduction・Forcasting,forginga
3、ndmachiningpressure,everyproductionofaspecificshapeoftheworkpiece,evenasparepart,almosthavetospendthehighcostofprocessing・Weldingtorelyontheshapeofthestructure,toalargeextent,dependoneffectiveintheformofrawmaterials.Ingeneral,throughtheuseofexpensiveequipmentandwithoutspecialprocessingcondi
4、tions,canbealmostanytypeofrawmaterials,mechanicalprocessingtoconverttherawmaterialsprocessedintothearbitraryshapeofthestructure,aslongastheexternaldimensionslargeenough,itispossible.Becauseofaproductionofspareparts,evenwhenthepartsandstructureoftheproductionbatchsizesaresuitablefortheorigin
5、alcasting,Forgingorpressureprocessingtoproduce,butusuallyprefermachining.Strictprecisionandgoodsurfacefinish,machiningthesecondpurposeistheestablishmentofthehighprecisionandsurfacefinishpossibleonthebasisof.Manyparts,ifanyothermeansofproductionbelongingtothelarge-scaleproduction,WellMachini
6、ngisalow-toleranceandcanmeettherequirementsofsmallbatchproduction.Besides,manypartsontheproductionandprocessingofcoarseprocesstoimproveitsgeneralshapeofthesurface.Itisonlynecessaryprecisionandchoosesonlythesurfacemachining.Forinstance,thread,inadditiontomechanicalprocessing,almostnootherpro
7、cessingmethodforprocessing.Anotherexampleistheblacksmithpieceskeyholeprocessing,aswellastrainingtobeconductedimmediatelyafterthemechanicalcompletionoftheprocessing・PrimaryCuttingParametersCuttingtheworkpieceandtoolbasedonthebasicrelationshipbetweenthefol
