1721_油箱注油口沖壓工藝及模具設(shè)計(jì),油箱,注油,沖壓,工藝,模具設(shè)計(jì) 目 錄1 緒 論 .......................................................................................................................11.1 課題背景 ....................................................................................................................11.2 沖壓工藝及模具設(shè)計(jì)的發(fā)展 ....................................................................................21.3 沖壓工藝及模具設(shè)計(jì)國內(nèi)外發(fā)展水平綜述 ............................................................31.3.1 國外研究發(fā)展概述 .................................................................................................31.3.2 我國模具工業(yè)發(fā)展概況 .........................................................................................51.4 本論文的主要研究內(nèi)容 ............................................................................................92 工件沖壓工藝分析 ................................................................................................92.1 沖壓工藝分析 ............................................................................................................93 零件沖壓工藝方案的確定 ...............................................................................113.1 工件沖壓方案 ..........................................................................................................113.2 翻邊前毛坯尺寸計(jì)算 ..............................................................................................113.3 零件拉深前毛坯尺寸計(jì)算 ......................................................................................133.4 沖裁排樣方式的設(shè)計(jì)及計(jì)算 ..................................................................................144 第一副模具（落料、拉深、沖孔復(fù)合模）的設(shè)計(jì)與計(jì)算 ..............164.1 各工序壓力計(jì)算 ......................................................................................................164.2 壓力機(jī)的初步選用 ..................................................................................................174.3 模具類型及結(jié)構(gòu)形式的選擇與計(jì)算 ......................................................................194.4 模具工作部分刃口尺寸和公差的計(jì)算 ....................................................................204.4.1 落料凸、凹模的刃口尺寸 ....................................................................................204.4.2 拉深凹、凸模刃口尺寸計(jì)算 ................................................................................214.4.3 沖孔凹、凸模刃口尺寸計(jì)算 ................................................................................224.5 模具其他零件的設(shè)計(jì)與計(jì)算 ..................................................................................234.5.1 模架的選用 ...........................................................................................................234.5.2 定位零件 ................................................................................................................244.5.3 卸料與推（頂）件裝置 ........................................................................................244.5.4 固定及連接零件 ....................................................................................................254.5.5 模具壓力中心的設(shè)計(jì)與計(jì)算 ................................................................................265 第二副模具（翻邊模）的設(shè)計(jì)與計(jì)算 ......................................................285.1 各工序壓力計(jì)算 ......................................................................................................285.2 壓力的機(jī)選用 ..........................................................................................................285.3 翻邊凸、凹模刃口尺寸的計(jì)算 ..............................................................................295.4 翻邊模結(jié)構(gòu)設(shè)計(jì)及模架選擇 ..................................................................................306 第三副模具（垂直切邊模）的設(shè)計(jì)與計(jì)算 ............................................326.1 各工序壓力的計(jì)算與壓力機(jī)的初步選用 ..............................................................326.2 切邊凹、凸模刃口尺寸計(jì)算 ..................................................................................336.3 模具結(jié)構(gòu)設(shè)計(jì)及模架的選用 ..................................................................................34結(jié) 論 ..........................................................................................................................36致 謝 ..........................................................................................................................38參考文獻(xiàn) ..........................................................................................................................39