汽车前轴制坯辊锻工艺分析与模具设计

TWESTWIND100kprm/minX、Y、Z40m/min±0.02mm70～80/min;::45:59:3Φ4mmΦ6mmΦ8mm。3115.6%。、。5。“”。。1mmkprm/minm/minmmmmmm埭44840301487.61279.3208.32412.5mm2063.2mm376.3mm15.6%。埭683060520474.845.2埭832580440.9282.1122.81.J.2007545~472.J.20073.J.2007464~664———J.20064645J.20076．TSPPCBJ．20041280~817.M.:19901001-3997201010-0243-03埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭埭1。、。“”[1-3]。TH16A*1213334032214023Blank-makingroll-forgingprocessanddiedesignforautomotivefrontaxleLIRu-xiong1WANGJin-lv21DepartmentofMechanicalandElectricalJingDeZhenCeramicInstituteJingdezhen333403China2WuxiTurbineBladeCo.LtdWuxi214023China【】、、。【Abstract】Accordingtothecharacterstechnologicalconditionandrequirementsofautomotivefrontaxleforging,boththeprocessofexactroll-forgingbilletanddiedesignarestudiedastheresultroll-forgingdieoffrontaxlebilletpre-completedroll-forgingdieandfinalroll-forgingdiearedesignrespectivelyfinallythegroovewithhatcross-sectionisanalyzedandtoppressurerollingmethodisproposedduringblank-makingroll-forgingprocess.KeywordsFrontaxleRollforgingperformingTroll-forgingtechnologyDiedesign＊2009-12-25＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊MachineryDesign＆Manufacture10201010243[4-6]。2。Fj=Fmaxkz1Fmax—kz—,kz=1.05-2.0kz=1.7。dj=4Fj/π2,。12dj=100·3mm,dj=115mm。:l0=V0F0kykt3l0—V0—F0—ky—kt—。ky=1.05kt=1.23l0=660mm。5520460036802760184092001302603905206507809101040117013001430l/mmS/mm2a5580465037202790186093001302603905206507809101040117013001430l/mmS/mm2b13。2。45#、。σ=fεε·εεTσ—ε—ε—T—。2-STS。μ=0.4。3.1UG。13。ABCDABCDA-AB-BC-CD-Dab32。4。ABCDABCDA-AB-BC-CD-Dab43、—、、。5。“”12。10244ABCABCB-BC-CD-Dab53.245#ANSI-1045Φ115mm×660mm1200℃2207499482。ANSI-H-13300℃2306705521256884。f＝0.4。30r/min6。1000mm1.57rad/s。。1/100。0.01sec10。、、。:。formingHeatTransferCoefficient11。90°。62500kN“”。7a。。7b。。7c。2201846176147713211088807394403690.0000.0000.1690.3370.5060.6740.843t/s0.80310500/ZLoadPredictiona25746842059747154481010298735149370.0000.0000.3690.7381111.48184t/s1.768650/ZLoadPrediction2261335180906813568019045344522670.0000.0000.3710.7411111.481.85t/s1761190/ZLoadPredictionbc741UG。2。1.CADJ.2002276:1~32.J.1994192:3~43.J.1994246:31~344HongSLeeSKimN.AParametricStudyonFormingLengthinRollforMingJ.JournalofMaterialsProcessingTechnology.20011131/3:774~7785KimSImY.Three-dimensionalFiniteElementAnalysisofNon-isothermalShapeRollingJ.JournalofMaterialsProcessingTechnology20021271:57~636IankovR.FiniteElementSimulationofProfileRollingofWireJ.JournalofMaterialsProcessingTechnology20031422:355~361No.10Oct.2010245