推动架夹具设计

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推动架夹具设计摘 要.......................................................................................................... I
1绪论............................................................................................................(1)
1.1机械制造的概述和设计目的...................................................................................2
1.2机械加工工艺规程制订...........................................................................................3
2零件的分析....................................................................................................3
2.1零件的功用...............................................................................................................3
2.2零件的技术要求.......................................................................................................4
2.3零件的工艺分析.......................................................................................................5
2.4确定零件生产类型...................................................................................................5
3选择毛坯，确定毛坯尺寸，设计毛坯图........................................................6
3.1选择毛坯...................................................................................................................6
3.2确定加工余量、毛坯尺寸和尺寸.............................................................................6
3.3零件的毛坯图...........................................................................................................7
4选择加工方法，制定工艺路线......................................................................8
4.1基准选择...................................................................................................................8
4.2零件加工方法的选择...............................................................................................8
4.3工艺路线的制订.......................................................................................................9
4.4工艺方案的比较与分析。.......................................................................................10
4.5工艺方案的经济技术比较.....................................................................................11
5选择加工设备及刀具、夹具、量具..............................................................11
5.1选择加工设备与工艺装备.....................................................................................11
5.2确定工序尺寸.........................................................................................................12
6确定切削用量及基本时间..........................................................................13
6.1工序4切削用量及基本时间的确定......................................................................13
6.2工序5和6 的切削用量及基本时间的确定.........................................................14
6.3工序7切削用量及基本时间的确定......................................................................15
6.4工序8的切削用量及基本时间的确定..................................................................16
6.5工序9切削用量及基本时间的确定......................................................................17
6.6工序10切削用量及基本时间的确定....................................................................17
6.7工序11切削用量及基本时间的确定....................................................................18
6.8工序12切削用量及基本时间的确定....................................................................19
6.9工序13切削用量及基本时间的确定....................................................................20
7夹具设计......................................................................................................21
7.1钻φ32mm孔的钻床夹具.......................................................................................21
7.2 钻孔φ6mm锪孔的钻床夹具................................................................................23
7.3 钻M8底孔φ6.6，攻M8孔的钻床夹具.................................................................24
7.4 铣槽6x9.5铣床夹具.............................................................................................24
8 结论............................................................................................................25
致谢................................................................................................................26
参考文献........................................................................................................27
毕业设计任务书 ........................................................................................(32)