冷鐓模具設計培訓資料31、園日涉以成趣，門雖設而常關。32、鼓腹無所思。朝起暮歸眠。33、傾壺絕余瀝，窺灶不見煙。34、春秋滿四澤，夏云多奇峰，秋月揚明輝，冬嶺秀孤松。35、丈夫志四海，我愿不知老。冷鐓模具設計培訓資料冷鐓模具設計培訓資料31、園日涉以成趣，門雖設而常關。32、鼓腹無所思。朝起暮歸眠。33、傾壺絕余瀝，窺灶不見煙。34、春秋滿四澤，夏云多奇峰，秋月揚明輝，冬嶺秀孤松。35、丈夫志四海，我愿不知老。ContentsoftheTraining培訓內容·AssemblyandsetupofCOD&COK剪刀/剪模組立·Assemblyandsetupofmaindies主模組立Assemblyandsetupofpunches沖頭組立/失效分析·Understandsteel&carbidetools模具組立/材料/鎢鋼·Understandtoolsurface&friction模具表面/摩擦系數Understandtheeffectofpreform預成形分析10Jan20111.AssemblyandsetupofCodcoK剪刀/剪模組立ContentsoftheTraining培訓內容·AssemblyandsetupofCOD&COK剪刀/剪模組立·Assemblyandsetupofmaindies主模組立Assemblyandsetupofpunches沖頭組立/失效分析·Understandsteel&carbidetools模具組立/材料/鎢鋼·Understandtoolsurface&friction模具表面/摩擦系數Understandtheeffectofpreform預成形分析10Jan20111.AssemblyandsetupofCodcoK剪刀/剪模組立AssemblyandsetupofCod&CoK1TypesofShearing剪切類型COK:CutoffKnife剪刀COD:Cutoffdie剪體HalfCutterCOK/CompleteCODCompleteCOK/CompleteCOD半剪全剪AssemblyandsetupofCod&CoK2BasicMechanismofShearing剪切基礎知識WhatHappenDuringShearing剪切過程產生:1.Elasticdeformation彈性變形2.Roll-over曲面3.Plasticshear塑性剪切4.Initialfracture初始斷裂5.Finalfracture最終斷裂6.PhysicalSeparation實際剪斷AssemblyandsetupofCod&CoKBasicmechanismofshearinElasticdeformation彈性變形曲面3.Plasticshe塑性剪切4.Initialfracture初始斷裂5.Finalfracture最終斷裂ClearanceTooBig6.PhysicalSeparation實際剪斷間隙太大OptimumClearance最佳間隙QualityProblems:質量問題1.OvalShape橢圓形2.Tilting歪斜ClearanceTooSmall3.Poorshear剪切面粗糙間隙太小4.Burr毛刺5.Notstraight不直AssemblyandsetupofCod&CoKBasicmechanismofshearing(HalfCutCoK)半剪N象1.NoControlofblank落料無法控制2.Differentshearpatterns剪切方式不同3.BlankNotStraight線材不直4.Bigroll-over曲面較大5.LowCost成本低廉6.Easytosetul安裝簡易7.LongToollife模具壽命較長AssemblyandsetupofCod&CoKBasicmechanismofShearing(CompleteCu全剪)圜圈1.NeedReliefsurfaces需要表面退讓(退剪槽2.CarefulControlofclearance間隙要求高3.DifficultCoK/CODAlignment剪刀、剪體對齊困難4.BetterShear/Quality較好的剪切質量5.AchieveStraightblank剪斷的線材較直6.Smallroll-over曲面小AssemblyandsetupofCod&CoK3CommonblankQualityIssue常見的線材剪切質量問題1.Roll-over曲面2.Plasticshear塑性剪切3.SecondaryFracture/Tongue次斷裂/舌狀毛刺4.Burr毛刺5.Straightness直線性AssemblyandsetupofCod&CoKCOD&COKSetting安裝Relief表面退讓(退剪槽Smallradius小圓角Relief表面退讓(退剪槽AssemblyandsetupofCod&CoKCOD&COKMaterials材料ToolSteel模具鋼①Carbide鎢鋼謝謝你的閱讀知識就是財富豐富你的人生71、既然我已經踏上這條道路，那么，任何東西都不應妨礙我沿著這條路走下去。——康德