平开窗5011铝合金型材热挤压模设计--毕业论文

目 录摘 要AbstractTOC \o "1-2" \u 第1章 概述 PAGEREF _Toc21299 11.1模具概况及发展趋势 PAGEREF _Toc23885 11.2模具

目录 摘要 Abstract 1 第章概述 ········································· 1 1.1 ··································· 1 模具概况及发展趋势 1.2 ····································· 2 模具生产工艺特点 1.3 ······································ 2 铝型材挤压工艺 1.4 ···································· 2 研究的目的和意义 2 第章挤压产品的工艺分析 ································ 3 2.1 ········································ 3 技术要求： 2.2 ········································· 3 工艺分析 2.3 ········································· 6 生产方案 2.4 ···································· 8 模具总体结构分析 3 第章工艺计算 ······································· 9 3.1 ······································· 9 坯料尺寸计算 3.2 ······································ 11 挤压力的计算 3.3 ······································· 13 挤压机的选择 3.4 ····································· 14 压力中心的计算 4 第章挤压工模具结构设计 ································· 15 4.1 ······································· 15 模具结构设计 4.2 ········································ 23 挤压筒设计 4.3 ········································ 24 挤压轴设计 4.4 ········································ 25 挤压垫设计 4.4 ········································ 26 模具实体图 总结 ············································ 29 参考文献 ··········································· 30 致谢 ············································ 31