資源描述:
《墊片沖壓模具 畢業(yè)設(shè)計(jì)》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫(kù)。
1、新鄉(xiāng)職業(yè)技術(shù)學(xué)院畢業(yè)設(shè)計(jì)題目名稱:墊片沖壓模具學(xué)生姓名:學(xué)號(hào)專業(yè):模具設(shè)計(jì)與制造指導(dǎo)教師:填寫時(shí)間:摘要本文分析了墊片的成型工藝特點(diǎn),其中包括利用對(duì)工件的尺寸計(jì)算、工件的工藝分析、沖裁力的計(jì)算、模具設(shè)計(jì)的難點(diǎn),確定了級(jí)進(jìn)模的排樣方案和模具的總體結(jié)構(gòu)。該級(jí)進(jìn)模有沖孔、落料、等工位。詳細(xì)介紹了凸模、凹模、固定板、卸料裝置等零部件的設(shè)計(jì)和制造,以及壓力機(jī)的選擇。闡述了模具的工作過(guò)程、以及凸模和凹模的裝配間隙,并制定典型的零件加工工藝。?關(guān)鍵詞:墊片,級(jí)進(jìn)模?,模具設(shè)計(jì)26目錄內(nèi)容摘要............
2、...............................................1一、緒論............................................................51課題背景及意義...................................................52本課題及相關(guān)領(lǐng)域的國(guó)內(nèi)外發(fā)展現(xiàn)狀..............................52.1國(guó)內(nèi)模具的現(xiàn)狀......................
3、........................52.2國(guó)內(nèi)模具的發(fā)展趨勢(shì)..........................................62.3國(guó)外模具的現(xiàn)狀和發(fā)展趨勢(shì)....................................63墊片級(jí)進(jìn)沖壓模具設(shè)計(jì)與制造方面3.1墊片級(jí)進(jìn)沖壓模具設(shè)計(jì)的設(shè)計(jì)思路.............................6二、級(jí)進(jìn)沖壓模具設(shè)計(jì)............................................71沖
4、裁件工藝性分析.............................................71.1產(chǎn)品的結(jié)構(gòu)、形狀、精度....................................71.1.1零件結(jié)構(gòu).............................................71.1.2尺寸精度.............................................71.2模具結(jié)構(gòu)的確定.............................
5、.............71.3工藝方案的制定和選擇.....................................72工藝與計(jì)算...................................................82.1排樣方案分析..............................................92.1.1條料寬度..............................................92.1.2步距...........
6、.......................................92.1.3材料利用率............................................92.2計(jì)算沖壓力與初選壓力機(jī)...................................102.2.1沖裁力...............................................102.2.2卸料力..........................................
7、.....102.2.3總沖壓力.............................................102.2.4壓力機(jī)選用...........................................112.3計(jì)算凸凹模刃口尺寸及公差................................11262.3.1尺寸計(jì)算的原則.........................................112.3.2尺寸計(jì)算(凸、凹模)..............
8、.....................133模具的總體設(shè)計(jì)................................................153.1模具類型的選擇............................................153.2卸料方式的選擇..........................................153.3送料形式...............................