【正文】 he tail and the head of rolling metal, I establish a hot curl box between the rough rolling and the finishing rolling. The coefficient in this design and parts of formulas e from actual experience. Keywords conventional continuous rolling, heat box, laminar cooling, automatic gauge control 目 錄 III 目 錄 摘 要 ............................................................................................................................. I ABSTRACT ................................................................................................................... II 第 1 章 緒論 .................................................................................................................. 1 熱軋板帶鋼的發(fā)展歷史 ..................................................................................... 1 熱軋板帶鋼的發(fā)展史 ................................................................................... 1 我國熱軋板帶鋼生產(chǎn)的發(fā)展史 ................................................................... 1 熱軋軋技術的發(fā)展現(xiàn)狀及趨勢 .......................................................................... 2 熱軋板帶 鋼的發(fā)展現(xiàn)狀 ............................................................................... 2 熱軋板帶鋼的生產(chǎn)工藝及特點 ................................................................... 3 熱軋板帶鋼的發(fā)展趨勢 ............................................................................... 4 第 2 章 建廠依據(jù)及產(chǎn)品大綱 ...................................................................................... 5 建廠依據(jù) .............................................................................................................. 5 可行性研究 .................................................................................................... 5 地理與資源 ................................................................................................... 5 產(chǎn)品大綱 ............................................................................................................. 6 坯料 ............................................................................................................... 6 產(chǎn)品規(guī)格 ........................................................................................................ 7 鋼種方案 ....................................................................................................... 7 第 3 章 車間布置及主要設備的選擇 .......................................................................... 9 車間布置及設備選用的 原則 .............................................................................. 9 主要設備的選擇 ................................................................................................. 9 除鱗設備 ....................................................................................................... 9 板坯寬度測壓設備 ...................................................................................... 10 軋制總道次的 確定 ...................................................................................... 14 粗軋機 .......................................................................................................... 14 保溫裝置 ...................................................................................................... 17 精軋機 .......................................................................................................... 19 壓下裝置 ...................................................................................................... 23 活套裝置 ..................................................................................................... 24 卷取裝置 .......................................................................................................25 第 4 章 典型產(chǎn)品壓下規(guī)程設計 ................................................................................ 27 概述 ................................................................................................................... 27 各道次出口厚度及壓下量的確定 ................................................................... 28 目 錄 IV 粗軋機的壓下量分配原則 ......................................................................... 28 精軋機的壓下量分配原則 ......................................................................... 28 分配各道次壓下 ......................................................................................... 29 軋機咬入的校核 ............................................................................................... 29 確定軋制速度制度 ........................................................................................... 30 粗軋機速度制度 ......................................................................................... 30 精軋機速度制度 ......................................................................................... 31 加減速度的選擇 ......................................................................................... 32 確定軋制溫度制度 ......................................................................................... 33 粗軋各道次溫度確定 ................................................................................. 33 精軋各道次溫度確定 ................................................................................. 34 力能參數(shù)的計算 ............................................................................................... 34 軋制力的計算和空載輥縫的設定 ............................................................. 34 軋制力矩的計算 ......................................................................................... 37 附加摩擦力矩的計算 ................................................................................. 39 空轉力矩的計算 ......................................................................................... 41 動力矩的計算 ............................................................................................. 43 板形控制技術 .................................................................................................... 44 層流冷卻對溫度的控制及大致的冷卻速率的確定 ........................................ 45 第 5 章 軋輥強度和主電機能力的校核 .................................................................... 47