1724_車床尾座體機(jī)械加工工藝與工裝設(shè)計(jì)

1724_車床尾座體機(jī)械加工工藝與工裝設(shè)計(jì),車床,尾座體,機(jī)械,加工,工藝,工裝,設(shè)計(jì) 目 錄1. 緒 論 ............................................................12. 尾座體的工藝設(shè)計(jì) ...............................................32.1 機(jī)械加工工藝規(guī)程概述 .............................................32.1.1 工藝規(guī)程的作用 .................................................32.1.2 制定工藝規(guī)程的原則 .............................................32.1.3 制訂工藝規(guī)程的步驟 .............................................32.2 工藝分析 .........................................................42.2.1 零件的技術(shù)條件 .................................................42.2.2 加工表面及其要求 ...............................................52.2.3 零件的材料 .....................................................52.3 毛坯的選擇 .......................................................52.3.1 毛坯的種類 .....................................................62.3.2 毛坯選擇時(shí)應(yīng)考慮的因素 .........................................62.3.3 確定毛坯的類型及制造方法 .......................................72.4 基準(zhǔn)的選擇 .......................................................82.5 機(jī)械加工工藝路線的擬訂 ...........................................92.5.1 表面的加工方法的選擇 ...........................................92.5.2 加工工藝路線的擬訂 ............................................112.6 機(jī)械加工余量、工序尺寸及公差的確定 ..............................132.7 選擇機(jī)床設(shè)備及工藝裝備 ..........................................143. 尾座體的工裝設(shè)計(jì) ..............................................153.1 夾具概述 ........................................................153.1.1 概述 ..........................................................153.1.2 定位方案及定位元件 ............................................173.1.3 夾緊裝置 ......................................................183.1.4 定向鍵、對(duì)刀塊 ................................................193.1.5 夾具體 ........................................................203.1.6 標(biāo)注尺寸和公差配合 ............................................203.2 銑槽夾具設(shè)計(jì) ....................................................213.2.1 加工要求 ......................................................213.2.2 銑床夾具的主要類型 ............................................213.2.3 定位方案的選擇 ................................................223.2.4 夾緊裝置的確定 ................................................243.2.5 定位鍵、定向鍵、對(duì)刀塊的確定 ..................................253.2.6 夾具體的確定 ..................................................263.2.7 銑槽夾具的確定 ................................................273.3 鏜模夾具設(shè)計(jì) ....................................................293.3.1 加工要求 ......................................................293.3.2 鏜孔工具設(shè)計(jì) .................................................293.3.3 定位方案及定位元件的設(shè)計(jì) .....................................303.3.4 夾緊裝置的確定 ...............................................323.3.5 底座和支架設(shè)計(jì) ...............................................333.3.6 鏜孔夾具的確定 ...............................................354． 全文總結(jié) ......................................................364.1 本文的主要工作 .................................................364.2 畢業(yè)設(shè)計(jì)心得 ...................................................36參 考 文 獻(xiàn) ...................................................................................................................................37致 謝 ..................................................................................................................................................38