【文章內容簡介】 ....................................... 36 充滿度效驗 ............................................................................................................................................ 37 孔型配置 ......................................................................................................................................................... 37 孔型沿軋制面上水平方向的配置原則 .............................................................................................. 37 孔型的間距即輥環(huán)寬度的確定 .......................................................................................................... 38 溫度制度的確定 .......................................................................................................................................... 39 冷卻時間 .............................................................................................................................................. 39 溫度 ...................................................................................................................................................... 40 8 主要設備強度計算及電機能力校核 .................................................................................................................. 41 軋制壓力計算 ................................................................................................................................................. 41 平均單位軋制壓力計算 ....................................................................................................................... 41 計算接觸面積 ........................................................................................................................................... 43 計算軋制力 ............................................................................................................................................... 43 軋制功率計算 ................................................................................................................................................. 43 傳動力矩的組成 ................................................................................................................................... 43 軋制力矩的確定 ................................................................................................................................... 44 附加摩擦力矩的確定 ........................................................................................................................... 44 空轉力矩的確定 ................................................................................................................................... 45 折算到主電機軸上的力矩 ................................................................................................................... 45 電機能力校核 ................................................................................................................................................. 45 電機功率過載校核 ............................................................................................................................... 45 電機發(fā)熱校核 ........................................................................................................................................ 46 vi 軋輥強度校核 ................................................................................................................................................. 46 軋輥受力分析 ........................................................................................................................................ 46 輥身強度校核 ........................................................................................................................................ 49 輥徑強度校核 ........................................................................................................................................ 49 輥頭強度校核 ........................................................................................................................................ 50 機架強度校核 ................................................................................................................................................. 50 取粗軋機第 1 架進行校核 ................................................................................................................... 50 橫梁和立柱的軸線長度 ....................................................................................................................... 52 計算彎矩 ................................................................................................................................................ 52 計算各斷面的應力 ............................................................................................................................... 52 9 車間平面布置 ........................................................................................................................................................ 53 車間平面布置的原則 .................................................................................................................................... 53 原料及成品倉庫面積的確定 ........................................................................................................................ 54 原料倉庫面積的確 定 ........................................................................................................................... 54 成品倉庫面積計算 ............................................................................................................................... 55 設備間距的確室 ............................................................................................................................................ 55 加熱爐到軋間機間距離 ....................................................................................................................... 55 軋機機列間距 ........................................................................................................................................ 55 軋機到切斷設備間距 ........................................................................................................................... 55