【正文】 ic wire rope pulling machine main motor， coupling， gearbox， roll，pull trolleys and other ponents， the entire system has a convenient and flexible， small size， easy to use， low price， etc. are more and more popular. This paper first drawing machine transport situation and developments at home and abroad in the process of transmission and transport a brief description and analysis of the drawing of the metal and mechanical principles。 while Finally drawing machine related to the finite element structural analysis and optimization. Keywords Machine drawing Principles of metal Transmission System Optimization III 目 錄 摘要 ......................................................................................................................... I Abstract ................................................................................................................... II 第 1 章 緒論 ............................................................................................................. 1 課題背景 ..................................................................................................... 1 拉拔機(jī)的應(yīng)用簡介 ....................................................................................... 1 拉拔機(jī)的發(fā)展概況 ............................................................................. 1 拉拔機(jī)應(yīng)滿足的生產(chǎn)工藝要求 ............................................................ 1 拉拔機(jī) 功能與結(jié)構(gòu) ............................................................................ 1 拉拔機(jī)分類 ........................................................................................ 2 拉拔機(jī)現(xiàn)狀 ........................................................................................ 3 拉拔機(jī)的發(fā)展趨勢 ............................................................................. 3 拉拔優(yōu)缺點(diǎn) ......................................................................................... 3 拉拔分類 .......................................................................................... 4 本章小結(jié) ..................................................................................................... 4 第 2 章 拉拔原理與拉 拔力的確定 ............................................................................. 5 拉拔的基本原理 .......................................................................................... 5 拉拔的實(shí)質(zhì) ........................................................................................ 5 冷拔的金屬學(xué)原理 ............................................................................. 5 冷拔的 力學(xué)原理 ................................................................................. 5 拉拔力的計(jì)算 .............................................................................................. 7 空拔鋼管拔制應(yīng)力的計(jì)算 ................................................................... 7 計(jì)算拔制力的經(jīng)驗(yàn)公式 ................................................................... 8 本章小結(jié) .................................................................................................... 9 第 3 章 拉拔機(jī)簡介 ................................................................................................ 10 拉拔機(jī)的基本結(jié)構(gòu)構(gòu)成 .............................................................................. 10 拉拔機(jī)初步方案論證 ................................................................................. 10 設(shè)計(jì) 路線 .......................................................................................... 12 管材拉拔時(shí)的潤滑 ..................................................................................... 12 管材拉拔用潤滑劑 ............................................................................ 12 冷拔加工過程中常見的缺陷 ........................................................................ 13 影響鋼 管生產(chǎn)質(zhì)量的因素 ........................................................................... 14 影響空拔時(shí)鋼管產(chǎn)生縱裂的因素 ....................................................... 14 縱裂 的方法 ............................................................ 14 影響空拔時(shí)鋼管產(chǎn)生橫裂的因素 ....................................................... 14 橫裂 的方法 ............................................................ 15 常見的影響鋼管拔制力的因素及分析 .......................................................... 15 模錐角對拔制力的影響 ..................................................................... 15 IV 摩擦系數(shù)對拔制力的影響 ................................................................. 16 壁厚對拔制力的影響 ........................................................................ 17 拔制速度對拔值力的影響 ................................................................. 17 拔制過程中拔制力的變化情況 ........................................................ 18 拉拔過程注意 的問題 .................................................................................. 18 本章小結(jié) .................................................................................................... 19 第 4 章 系統(tǒng)動力學(xué)分析 ......................................................................................... 20 拉拔原理示意圖 ......................................................................................... 20 基本參數(shù)的確定 ...................................................................................... 21 鋼絲繩選擇 ...................................................................................... 21 拉拔鋼絲繩直徑的計(jì)算與選擇 .......................................................... 21 ........................................................................................ 21 選擇電 機(jī) .......................................................................................... 22 本章小結(jié) .................................................................................................... 24 第 5 章 拉拔機(jī)設(shè)計(jì) ................................................................................................ 25 設(shè)計(jì)總則 .................................................................................................... 25 普通拉模設(shè)計(jì)計(jì)