电脑连接器冲压模具设计说明书VIP专享VIP免费

南京工程学院毕业设计说明书(论文)作者：学号：学院（系、部）：材料工程学院专业：材料成型及控制工程（模具设计）题目：电脑连接器冲压模具设计指导者：评阅者：2010年4月南京毕业设计说明书（论文）中文摘要本文分析了电脑连接片冲压及弯曲的工艺特点，其中包括工件展开图的尺寸计算、工件的工艺分析、冲裁力与弯曲力的计算、模具设计的难点，确定了级进模的排样方案和模具总体结构。该级进模有冲裁，弯曲等20个工位，采用高速冲床进行冲压，自动送料机构作粗定位，侧刃和导正销作精定位。详细介绍了凸模、凹模、卸料装置、导料系统、滑块等零部件的设计和制造。同时阐述了模具的工作过程、各成形动作的协调性、以及凸模和凹模镶块的装配间隙；并制定典型零件的加工工艺。关键词级进模工艺分析模具设计冲压工艺毕业设计说明书（论文）外文摘要Title:DesignofthestampingmouldfortheconnecterofthecomputerAbstract:Thispaperanalyzedthetechnologicalcharacteristicsoftheconnecterofthecomputer，includingthesizecalculationofthepartblankdevelopment,technicalanalyzes,thecalculationofthepunchingforceandbendingforce,thedifficultyofdiedesign,thenthelayoutprojectandthediegeneralstructureweredecisided.Theprogressivediecouldcompletetwentyprocessesthatincludepunching,bending,andsoon.Thehigh-speedpunchingmachineinadoptionproceedstopress,theautomaticfeedingsystemfixedpositionimprecisely,theedgeknifeandtheleadingpinfixedpositionaccurately.Itdetaillyintroducedthedesignandmanufactureofthepunch,thedie,thestrippingdevice,theguidingsystem,andslipperypiece.Anditexpatiatedtheworkprocessofthedie,thecoordinationofeachfiguration’smotion,andtheassemblecleftofthepunchanddie.Alsoitestablishedthemanufactureprocessofthetypicalparts.Keyword:progressivedietechnicalanalysisdiedesignstampingprocess南京工程学院毕业设计说明书（论文）目录前言.....................................................................................................................................1绪论.....................................................................................................................................3第一章工艺分析................................................................................................................51.1零件介绍..............................................................................................................51.2工艺分析及工艺方案的确定...............................................................................6第二章工艺计算................................................................................................................82.1弯曲部分长度的计算...........................................................................................82.2工艺力的计算......................................................................................................92.3压力中心的确定.................................................................................................112.4压力机的选择.....................................................................................................12第三章排样图设计...........................................................................................................133.1零件毛坯排样.....................................................................................................133.2工位排样............................................................................................................143.3排样相关参数的确定.............................................................