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目 錄 1 前言············································1 2 本課題介紹及設計理論············2 2.1 概述·········································2 2.2 斗式提升機的工作原理·········2 2.2.1 斗式提升機分類····················2 2.2.2 斗式提升機的裝載和卸載···2 2.2.3 常用斗提機選用及相關計算······3 2.2.4 斗式提升機的主要部件······5 2.2.5 斗式提升機的工作原理······6 3. 提升機主要參數(shù)確定及主要結構設 計········································································8 3.1 提升功率的確定····················· 8 3.2 電動機選擇·····························9 3.3 減速機選擇·····························9 3.4 驅動軸設計及附件的選擇······9 3.4.1 軸的材料及熱處理··············9 3.4.2 軸的結構設計······················9 3.4.3 軸的強度校核計算············10 3.4.4 軸承選用···························· 12 3.4.5 鍵的設計校核···························· 13 3.5 聯(lián)軸器的選擇···········13 3.6 驅動鏈輪的結構設計······15 3.7 提升機主要參數(shù)的計算·······15 3.8 頭部罩殼的選材及連接···············16 3.9 中部區(qū)段的設計選材···················16 3.10 料斗與環(huán)鏈的設計·····17 4 結論··········································19 參考文獻······································20 致謝··············································21 附錄··············································22