ZL50裝載機總體及工作裝置設(shè)計
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目錄
摘要····································································································1
ABSTRACT·······················································································2
第一章 活塞的運行原理和工作條件················································3
2.1 活塞的運行原理········································································3
2.2 活塞的機械負(fù)荷········································································3
2.3 活塞的熱負(fù)荷···········································································3
2.4 磨損強烈··················································································3
第二章 汽油機結(jié)構(gòu)參數(shù)得選取·······················································4
1.1 汽缸直徑的確定········································································4
1.2 轉(zhuǎn)速n的確定···········································································4
1.3 汽缸工作容積與升功率·······························································4
1.4 缸心距的確定············································································5
1.5 壓縮比與燃燒室容積Vc，總?cè)莘eVa············································5
第三章 活塞組的設(shè)計·······································································6
3.1 活塞組的設(shè)計要求·····································································6
3.2 活塞的材料···············································································6
3.3 活塞各部分尺寸·········································································7
3.4 活塞總尺寸············································································13
第四章 活塞加工············································································15
第五章 活塞鑄造方式的選取及優(yōu)缺點··········································16
5.1 鑄造方式的比較······································································16
5.2 鋁合金的鑄造方式的選取及優(yōu)缺點···········································17
第六章 金屬型的設(shè)計·····································································18
6.1 冒口的設(shè)計·············································································18
6.2 澆注系統(tǒng)的設(shè)計·······································································20
6.3 金屬型的設(shè)計··········································································21
6.4 金屬型芯的設(shè)計·····································································26
總結(jié)··································································································28
參考文獻(xiàn)···························································································29
英文技術(shù)資料及其翻譯····································································30
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