电机定子硅钢片复合模具设计.docx

电机定子硅钢片复合模具设计.docx

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电机定子硅钢片复合模具设计

中文摘要

本设计是落料、冲槽复合模的设计。

设计说明书中简要概述了冲压模具目前的发展状况和发展趋势。

然后对工件进行了详细工艺性分析以及冲压方案的确定。

按照冲压模具设计的一般步骤，计算并设计了本套模具上的主要零部件，如：

凸模、凹模、凸凹模、凸模固定板、垫板、凹模固定板、卸料板、挡料销、推件板、顶件块等。

模架采用标准模架，选用了合适的冲压设备。

关键词：

落料,冲槽,复合模,冲压模具,凸凹模

Abstract

ThisisadesignofdroppingandNotchingcompositedie.Thedesignoverviewthecurrentdevelopmentstatusanddevelopmenttrendsofstampingdiebriefly.ThenIconductadetailedanalysisoftheworkpieceanddeterminetheStampingprogram.AfterfinishingtheStampingdiedesigninaccordancewiththegeneralsteps,Ialsodesignandcalculationsthemainpartsofthismold.Forexample,Punch,Die,Diepunch,punchplate,plate,Dieplateanddumpplates,blockinformation,marketingpiecesofboards,blocksandothertoppieces.AtlastIusestandardmoldandchoicethesuitableStampingequipment.

Keywords:

dropping;Notching;compounddie;stampingdie;Diepunch.

目录

中文摘要..............................................................................................................................Ⅰ

英文摘要..............................................................................................................................Ⅱ

第1章绪论.......................................................................................................................1

1.1模具发展的现状和趋势.................................................................................................1

1.2模具设计的意义............................................................................................................4

第2章工艺分析和方案的确定.......................................................................................5

2.1工件工艺性分析..........................................................................................................5

2.1.1工件尺寸和精度...................................................................................................5

2.1.2工件的粗糙度和毛刺............................................................................................6

2.2确定工艺方案..............................................................................................................6

第3章模具结构形式的选择............................................................................................8

第4章工艺计算................................................................................................................9

4.1毛坯尺寸计算.............................................................................................................9

4.2排样、搭边和料宽以及材料的利用率........................................................................10

4.2.1排样.................................................................................................................10

4.2.2搭边和料宽.......................................................................................................11

4.2.3材料利用率.......................................................................................................14

4.3冲裁力、卸料力及推件力的计算...............................................................................16

4.3.1冲裁力的计算...................................................................................................16

4.3.2卸料力及推件力的计算.....................................................................................17

4.4压力中心的计算........................................................................................................18

4.5冲裁间隙..................................................................................................................19

4.6凸、凹模刃口尺寸计算.............................................................................................20

第5章冲模主要零件的设计...........................................................................................30

5.1凸模、凹模的设计以及模架的选择............................................................................30

5.1.1凸模的设计.......................................................................................................30

5.1.2凹模的设计.......................................................................................................33

5.1.3模架的选择.......................................................................................................35

5.2定位零件的设计.......................................................................................................36

5.3卸料和推件、顶件零件的设计..................................................................................39

5.4固定与紧固零件.......................................................................................................41

5.5导向零件..................................................................................................................43

第6章冲压设备的选择..................................................................................................44

6.1设备类型的选择......................................................................................................................44

6.2设备型号的选择...................................................................................