活塞加工及金属模设计【Word+CAD图纸全套】

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目录

摘要····································································································1

ABSTRACT·······················································································2

第一章  活塞的运行原理和工作条件················································3

2.1  活塞的运行原理········································································3

  2.2  活塞的机械负荷········································································3

  2.3  活塞的热负荷···········································································3

  2.4  磨损强烈··················································································3

第二章  汽油机结构参数得选取·······················································4

  1.1  汽缸直径的确定········································································4

  1.2  转速n的确定···········································································4

  1.3  汽缸工作容积与升功率·······························································4

  1.4  缸心距的确定············································································5

  1.5  压缩比与燃烧室容积Vc，总容积Va············································5

第三章  活塞组的设计·······································································6

  3.1  活塞组的设计要求·····································································6

  3.2  活塞的材料···············································································6

  3.3  活塞各部分尺寸·········································································7

  3.4  活塞总尺寸············································································13

第四章  活塞加工············································································15

第五章  活塞铸造方式的选取及优缺点··········································16

  5.1  铸造方式的比较······································································16

  5.2   铝合金的铸造方式的选取及优缺点···········································17

第六章  金属型的设计·····································································18

  6.1  冒口的设计·············································································18

  6.2  浇注系统的设计·······································································20

  6.3  金属型的设计··········································································21

  6.4   金属型芯的设计·····································································26

总结··································································································28

参考文献···························································································29

英文技术资料及其翻译····································································30