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中國礦業(yè)大學徐海學院畢業(yè)設計（論文） 1 目 錄 1 前言 ............................................................................................4 1.1 設計背景和目的 ...................................................................................4 1.2 國外巖石隧道掘進機法的發(fā)展歷史 ...............................................4 1.3 中國巖石隧道掘進機法歷史的概況 .............................................6 1.4 巖石隧道掘進機的現狀 ......................................................................7 1.5 國際掘進機，盾構機發(fā)展趨勢 .........................................................9 1.5.1 巖石隧道掘進機的分類 ...........................................................10 1.5.2 掘進機分類 ..................................................................................11 1.6 EBZ-125XK 型掘進機簡介 .............................................................12 1.6.1 產品特點 .....................................................................................12 1.6.2 主要用途、適用范圍 .................................................................13 1.6.3 產品型號、名稱及外形 .............................................................13 1.6.4 型號的組成及其代表意義 ..........................................................14 2 總體設計 ...................................................................................................14 2.1 總體 參數 .............................................................................................14 2.1.1 截割都 .........................................................................................15 2.2 掘進機各組成部分基本結構設計 .....................................................15 2.2.1 截割部 ..........................................................................................15 2.2.2 裝載部 ..........................................................................................17 2.3 刮板輸送機 .........................................................................................17 2.4 行走部 ...............................................................................................18 2.5 機架和回轉臺 .....................................................................................19 2.6 液壓系統(tǒng) .............................................................................................20 2.7 電氣系統(tǒng) .............................................................................................22 3 截割機構設計 ..........................................................................................22 3.1 截割頭 ................................................................................................22 3.2 截割減速器 ........................................................................................23 3.3 電動機 ................................................................................................23 3.4 懸臂伸縮裝置 ....................................................................................24 中國礦業(yè)大學徐海學院畢業(yè)設計（論文） 2 3.5 回轉臺 ................................................................................................25 4 減速器設計和校核 ..................................................................................25 4.1 減速機構概述 .....................................................................................25 4.2 2K-H 減速器高速級齒輪設計 ...........................................................25 4.2.1 齒輪材料、熱處理工藝及制造工藝選定 ..................................25 4.2.2 減速器原理圖 ..............................................................................26 4.2.3 確定各主要參數 .........................................................................26 4.2.4 幾何尺寸計算 .............................................................................29 4.2.5 齒輪嚙合要素計算 ......................................................................30 4.2.6 齒輪強度驗算 ..............................................................................30 4.2.7 行星輪嚙合強度驗算 ..................................................................35 5 .2K-H 減速器低速級速級齒輪設計 ........................................................43 5.1 齒輪材料、熱處理工藝及制造工藝選定 .........................................43 5.2 確定各主要參數 ................................................................................43 5.3 計算幾何尺寸 ....................................................................................45 5.4 齒輪強度驗算 ....................................................................................46 5.5 減速器其他零件校核 ........................................................................46 5.5.1 輸入軸 校核 .................................................................................46 5.5.2 軸承 校核 .....................................................................................50 5.5.3 鍵 的校核 .....................................................................................51 6. 掘進機的檢修及維護保養(yǎng) .....................................................................53 6.1 機器的日常維護保養(yǎng) ........................................................................53 6.2 機器的定期維護保養(yǎng) .........................................................................54 6.3 潤滑 .....................................................................................................54 6.4 液壓系統(tǒng)用油 .....................................................................................56 6.5 電氣 .....................................................................................................57 7. 機器常見故障原因及處理方法 .............................................................57 7.1 截割部 .................................................................................................57 7.2 裝運部 .................................................................................................57 8 安全保護 ...................................................................................................60 9 安全保護 ................................................................................................61 中國礦業(yè)大學徐海學院畢業(yè)設計（論文） 3 91 安裝與檢查 .....................................................................................61 9.2 維護、修理與故障排除 .....................................................................62 9.3 包裝及保管 .........................................................................................62 參考文獻 ...............................................................................................63 英文原文 ...............................................................................................64 中文譯文 ...............................................................................................73 致 謝 ...................................................................................................80