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目 錄 1 序言..........................................1 1.1選題依據(jù) .......................................................1 1.2 國(guó)內(nèi)外研究概括及發(fā)展趨勢(shì) ......................................2 1.3研究?jī)?nèi)容及實(shí)驗(yàn)方案 .............................................8 1.4 目標(biāo),主要特色..................................................8 2 鼠標(biāo)上蓋的三維建模............................10 3 模具設(shè)計(jì).....................................14 3.1概述...........................................................14 3.2型腔數(shù)目的確定.................................................14 3.3注射模澆注系統(tǒng)設(shè)計(jì).............................................15 3.4 注塑模凹凸模設(shè)計(jì).............................................18 3.5 注射模的導(dǎo)向及脫模機(jī)構(gòu)設(shè)計(jì)....................................20 3.6 模架的選取....................................................23 3.7 冷卻系統(tǒng)的設(shè)計(jì)................................................24 4 鼠標(biāo)上蓋的 NC仿真加工.........................25 結(jié) 語(yǔ)............................................44 參考文獻(xiàn)............................................44 致 謝............................................46 附錄(模具裝配圖)