机械外文翻译文献翻译球形研磨和抛光注塑模具钢的自动化表面精加工工艺

《机械外文翻译文献翻译球形研磨和抛光注塑模具钢的自动化表面精加工工艺》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、机械专业中英文文献翻译GRINGINGTECHNOLOGY-磨削技术,1994-StephenMalkin原文：题目AutomatedsurfacefinishingofplasticinjectionmoldsteelwithsphericalgrindingandballburnishingprocessesAbstract:Thisstudyinvestigatesthepossibilitiesofautomatedsphericalgrindingandballburnishingsurfacefinishingprocessesinafree

2、formsurfaceplasticinjectionmoldsteelPDS5onaCNCmachiningcenter.Thedesignandmanufactureofagrindingtoolholderhasbeenaccomplishedinthisstudy.TheoptimalsurfacegrindingparametersweredeterminedusingTaguchi’sorthogonalarraymethodforplasticinjectionmoldingsteelPDS5onamachiningcenter.Theop

3、timalsurfacegrindingparametersfortheplasticinjectionmoldsteelPDS5werethecombinationofanabrasivematerialofPAAl2O3,agrindingspeedof18000rpm,agrindingdepthof20μm,andafeedof50mm/min.ThesurfaceroughnessRaofthespecimencanbeimprovedfromabout1.60μmto0.35μmbyusingtheoptimalparametersforsu

4、rfacegrinding.SurfaceroughnessRacanbefurtherimprovedfromabout0.343μmto0.06μmbyusingtheballburnishingprocesswiththeoptimalburnishingparameters.Applyingtheoptimalsurfacegrindingandburnishingparameterssequentiallytoafine-milledfreeformsurfacemoldinsert,thesurfaceroughnessRaoffreefor

5、msurfaceregiononthetestedpartcanbeimprovedfromabout2.15μmto0.07μm.Keywords:Automatedsurfacefinishing·Ballburnishingprocess·Grindingprocess·Surfaceroughness·Taguchi’smethod1IntroductionPlasticsareimportantengineeringmaterialsduetotheirspecificcharacteristics,suchascorrosionresista

6、nce,resistancetochemicals,lowdensity,andeaseofmanufacture,andhaveincreasinglyreplacedmetalliccomponentsinindustrialapplications.Injectionmoldingisoneoftheimportantformingprocessesforplasticproducts.Thesurfacefinishqualityoftheplasticinjectionmoldisanessentialrequirementduetoitsdi

7、recteffectsontheappearanceoftheplasticproduct.Finishingprocessessuchas12机械专业中英文文献翻译grinding,polishingandlappingarecommonlyusedtoimprovethesurfacefinish.Themountedgrindingtools(wheels)havebeenwidelyusedinconventionalmoldanddiefinishingindustries.Thegeometricmodelofmountedgrindingt

8、oolsforautomatedsurfacefinishingprocesse