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毕业设计任务书专业：模具设计与制造班级：学生姓名：指导老师：设计评分：二OO年月1毕业设计（论文）任务书设计（论文）题目：自动挡料销定位级进模设计机械工程系专业：班级：学号：学生：指导教师：接受任务时间教研室主任（签名）系主任（签名）1．毕业设计（论文）的主要内容及基本要求1）按给定的主要技术参数，完成模具装配图和零件工作图的设计（一套）：0#图纸一张、3#图纸不少于9张。2）提出所给冲压件的工艺方案（至少两种），进行分析、比较和论证。3)排样图设计。4）总的冲压力及压力中心计算。5）刃口尺寸计算。6）分析零件的冲压工艺性。并进行相关计算。7）标准模具零件地选择和校核；凸模、凹模和凸凹模结构设计、计算以及非标准模具零件地设计和计算。8）编写冷冲压工艺卡片。9）编写冷冲模零件机械加工工艺过程卡。10）编写设计计算说明书一份(字数不少于2万字)。11）毕业设计说明书、冷冲压工艺卡片、零件机械加工工艺过程卡片、设计图等全部用电子版。2．设计（论文）的原始数据：工件简图：棘块3.指定查阅的主要参考文献1）中国模具工业协会标准委员会编.中国模具标准件手册.上海:上海科学普及出版2社,1989。2）《冷冲模国家标准》国家标准局.中国标准出版社，1989。3）《冲压工艺与模具设计》姜奎华机械工业出版社，2002。4）《模具制造工艺》黄毅宏机械工业出版社，2004。5）《冲模图册》李天佑机械工业出版社，1998。6）《冷冲模设计》丁松聚机械工业出版社，1999。7）《模具设计与制造简明手册》冯柄亮等上海科技工业出版社，2002。8）《冷冲压与塑性成型——工艺及模具设计》翁其金机械工业出版社，1990。9)赵孟栋主编.冷冲模设计（第二版）.北京：机械工业出版社，1997。10）王孝培主编.冲压手册.北京：机械工业出版社，1990。11）肖景容、姜奎华主编.冲压工艺学.北京：机械工业出版社，1990。4．进度安排设计（论文）各阶段名称起止日期1熟悉、理解毕业设计课题、明确设计的目的；围绕课题搜集、整理分析相关技术的资料；拟定设计方案。2初步计算与初校核。3复算与复核4结构设计。5系统整理、完善；编写设计计算说明书。准备答辩、答辩（QQ：441976457。120677913）专业定做模具类、数控类毕业设计数控类毕业设计：箱体零件数控加工工艺杯轴数控加工工艺与编程齿轮泵泵体加工工艺及数控程序设计齿轮轴数控加工工艺与编程传动轴盖数控加工工艺与编程导向架数控加工工艺与编程花键轴数控加工工艺与编程上盖板数控加工工艺与编程拔叉数控加工工艺毕业设计说明书电话机面壳凸模零件的数控加工毕业论文3阀门数控专业毕业设计加工中心数控加工工艺与编程输出轴数控加工工艺与编程五角星的数控加工型腔零件的加工工艺与加工编程轴承套数控加工工艺与编程轴类零件的数控加工编程，壳类零件加工工艺与编程、箱体类零件加工工艺与编程作用杆套件数控加工工艺及编程等等塑料模具毕业设计：电器旋钮塑料件模具设计套件尼龙塑料模具设计塑料盒模具设计外壳罩塑料模设计方壳罩塑料模设计尾灯罩注塑模具设计瓶盖注塑模具毕业设计罩盖塑料模设计电位器盒注塑模具设计盖板注塑模具设计骨架注塑模毕业设计四孔螺盖注塑模毕业设计限位块注塑模毕业设计…………………等等很多冲压模具毕业设计：摆动连杆冷冲模毕业设计灭弧罩脚垫片落料冲孔圆筒落料、拉深、成型、修边复合模挡油盘拉伸及冲孔模具设计铁心片冲裁复合模定触片进级模设计屏屏板冷冲进级模设计挡板动触片1复合模心轴托架冲模盖冒垫片冲模设计摩托车油箱注油口冲压工艺及模具设计汽车盖板冲裁模设计止动杠杆冲模毕业设计支架的冷冲模毕业设计垫圈冷冲模设计电机炭刷架冷冲压模具设计传感基座级进模4固定片多工位级进模荆块级进模接触片多工位级进模排气垫加强片级进模夹头簧片级进模V形件冲压成形工艺及模具设计………等等很多很多I摘要本设计说明书中概括了模具市场的发展趋势及冲压技术的概念和发展方向，主要是棘块冲压模具的详细设计过程，包括工艺方案的确定，模具刃口尺寸的计算，以及压力机校核等。棘块这种零件采用冲压生产时必要的，由于零件的尺寸、结构、产量限制最好采用级进模生产，还采用自动挡料销提高生产效率。但是棘块零件的结构设计不是很合理，使得模具制造难度增大，若适当改变其结构可大大降低生产成本。关键词：冲模；级进模；排样。IIABSTRACTThisbrochureoutlinesthedesignofthedevelopmentofthemarketdiestampingtechnologytrendsandconceptsandthedevelopmentdirectionofthemainblockisthespineofthedetaileddesignofstampingdieprocess,includingthedeterminationoftechnologyprograms,thecalculationofdiecuttingsize,andpressCheck,etc..Oxytropisblocktheuseofsuchpartsstampingproductionnecessary,duetothesizeofcomponents,structure,thebestuseofproduction-limitingprogressivedieproduction,andmarketingmaterialstoincreasetheuseofautomaticproductionefficiency.Butthespineofthestructuraldesignofblockpartsisnotveryreasonable,makingmoldmanufacturingdifficult,ifappropriatechangesinitsstructurecangreatlyreducetheproductioncosts.Keywords:Stampingmold;progressivemol1目录摘要······················································································································IABSTRACT············································································································II第1章绪论···········································································································11.1模具市场十大发展趋势······················································································11.2冲压的概念、特点及应用···················································································21.3冲压的基本工序及模具······················································································31.4冲压技术的现状及发展方向················································································4第2章工艺性分析·······························································································82.1分析零件图·····································································································82.1.1、冲压加工的经济性分析···········································································82.1.2、冲压件的工艺性分析··············································································82.2确定冲压件的总体工艺过程················································································92.2.1、选择冲压基本工序·················································································92.2.2、确定冲压次数和冲压顺序········································································92.2.3、工序的组合方式··················································································10第3章排样图设计·······························································································123.1排样1··········································································································133.2排样2··········································································································143-3排样3··········································································································153-4排样4··········································································································163-5确定排样方案·································································································163-6建议·············································································································17第4章计算冲压力及确定压力中心·······································································194.1计算冲压力·················································································