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XXXXXXXXXX毕业课题
手压阀的工艺分析与造型
系 别 机械工程系
专 业 机械制造与自动化
班 级 XXXXXXXXXX
学生 XXXX 指导教师 XXXX
2013年12月14日
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摘 要
手压阀是吸进或排出液体的一种手动阀门,当握住手柄向下压紧阀杆时,弹簧因受力压缩而使阀杆向下移动,此时液体入口与出口相连，手柄向下抬起时由于弹簧弹力作用阀杆向上压紧阀体使液体入口与出口不通。
本课题通过使用软件UG对手压阀进行造型设计，并且用AutoCAD绘制出所有的的零件图和装配图,分析手压阀的工作原理。
本课题锻炼了绘图能力和实际加工的应用能力，从应用软件到每一个工件的加工过程都做了分析，对手压阀的工作原理、机械原理、适用围等做了介绍，并且对加工过程中所用到的机床、夹具也有了更深一步的介绍。
【关键词】 UG AutoCAD 手压阀 机床
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目 录
1概述 ································· 1
1.1手压阀的工作原理 ························ 1 1.2手压阀的用途 ·························· 1 1.3手压阀的设计图 ························· 1 2加工所用到的设备及夹具 ························ 2
2.1铣床 ······························ 2
2.1.1铣床的用途 ························· 2 2.1.2铣床的工作原理 ······················· 2 2.1.3铣床的功能 ························· 3
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2.2车床 ······························ 3
2.2.1车床的用途 ························· 3 2.2.2车床的工作原理 ······················ 4 2.2.3车床的功能 ························ 4 2.3刨床 ······························ 4
2.3.1刨床的用途 ························· 4 2.3.2刨床的工作原理 ······················ 5 2.3.3刨床的功能 ························ 5 2.4夹具 ······························ 5
2..4.1平口钳的用途 ······················· 5 2.4.2平口钳的工作原理 ····················· 5
3工件的工艺分析 ···························· 5
3.1手柄的加工工艺分析 ······················· 6
3.1.1手柄图纸的分析 ······················· 6 3.1.2毛坯的选择 ························· 6 3.2.3夹具的选择 ························ 7 3.1.4加工工艺 ·························· 7 3.2调节螺母的加工工艺分析 ····················· 8
3.2.1调节螺母图纸的工艺分析 ··················· 8 3.3.2毛坯的选择 ························ 8 3.2.3夹具的选择 ························ 9 3.2.4加工工艺 ························· 9
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3.3锁紧螺母的加工工艺分析 ···················· 11
3.3.1锁紧螺母图纸的工艺分析 ·················· 11 3.3.2毛坯的选择 ······················· 11 3.3.3夹具的选择 ······················· 12 3.3.4加工工艺 ························ 12
4 UG软件的应用 ···························4.1 UG的介绍 ··························4.2总装配图 ···························4.3爆炸图 ····························4.4UG造型····························4.4.1手柄 ···························4.4.2调节螺母 ························4.4.3锁紧螺母 ························5毕业课题总结 ····························参考文献 ······························附录 ································ .
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手压阀的工艺分析与造型
