【正文】 d, protract mouldfitting drawing. At last, carry out an allaround checkout and auditing and launch into manufacture.Key words: the injection moulds, core , a mold cavity.目 錄摘要 .............................................................................................................................................IABSTRACT...............................................................................................................................II第一章 引言...............................................................................................................................1 課題的背景 和意義 ...........................................................................................................2 注塑模具的現(xiàn)狀和發(fā)展 ...................................................................................................3 本課題的研究對(duì)象、目標(biāo)和方法 ...................................................................................3第二章 設(shè)計(jì)及計(jì)算過(guò)程...........................................................................................................5 確定零件加工的整體方案 ...............................................................................................5 注塑工藝參數(shù)的校核 .......................................................................................................7第三章 澆注系統(tǒng)與排氣系統(tǒng)設(shè)計(jì)...........................................................................................9 澆注系統(tǒng)的設(shè)計(jì)原則 ......................................................................................................9 主澆道設(shè)計(jì) .....................................................................................................................10 澆口的設(shè)計(jì) .....................................................................................................................11 冷料穴和拉料桿的設(shè)計(jì) .................................................................................................12 排氣系統(tǒng)的設(shè)計(jì) .............................................................................................................13第四章 成型零件設(shè)計(jì).............................................................................................................14 分型面的選擇 ................................................................................................................14 成型零件的結(jié)構(gòu)與設(shè)計(jì) .................................................................................................14 成型零件尺寸的計(jì)算 .....................................................................................................15第五章 導(dǎo)向與脫模機(jī)構(gòu)設(shè)計(jì).................................................................................................18 導(dǎo)向機(jī)構(gòu)設(shè)計(jì) ................................................................................................................18 脫模機(jī)構(gòu)設(shè)計(jì) .................................................................................................................18第六章 溫度調(diào)節(jié)系統(tǒng)設(shè)計(jì)設(shè)計(jì).............................................................................................20 冷卻系統(tǒng)設(shè)計(jì) ................................................................................................................20總結(jié)...........................................................................................................................................22參考文獻(xiàn)...................................................................................................................................23致謝...........................................................................................................................................24第一章 引言模具是工業(yè)產(chǎn)品生產(chǎn)用的重要工藝裝備。型芯和型腔采用冷卻水槽結(jié)構(gòu)的冷卻系統(tǒng)，采用各零件間隙排氣，可有限避免缺陷。根據(jù)其技術(shù)要求和使用要求，選擇塑料種類為 POM，再根據(jù)塑料的形狀質(zhì)量和生產(chǎn)批量，選擇 SZ60 注塑成型機(jī)。注塑成型是利用塑料的可擠壓性和可模塑性，對(duì)塑料加熱使其處于粘流狀態(tài)，在一定壓力的閉合模具中成型具有一定形狀和尺寸的塑件制品。首先分型通過(guò)凝料桿等脫出凝料再分型通過(guò)頂桿等頂出機(jī)構(gòu)脫出塑件。關(guān)鍵詞：注塑模具，型芯，一次分型AbstractThis paper is talking about the design of injection molds。塑料品生產(chǎn)的關(guān)鍵常在于模具。近年，不僅國(guó)有模具企業(yè)有了很大發(fā)展，三資企業(yè)、鄉(xiāng)鎮(zhèn)（個(gè)體）模具企業(yè)的發(fā)展也相當(dāng)迅速。我們要運(yùn)用所學(xué)的知識(shí)與課題定向結(jié)合，能夠用所學(xué)的知識(shí)高質(zhì)量的完成課題，力求做到所設(shè)計(jì)的模具機(jī)構(gòu)合理，成本低廉，使用壽命長(zhǎng)。模具作為一種附加值和技術(shù)密集型產(chǎn)品，其技術(shù)水平的高低已成為衡量一個(gè)國(guó)家制造水平的重要標(biāo)志之一。中國(guó)加入 WTO 以來(lái)，全球制造業(yè)重心逐步向中國(guó)大陸轉(zhuǎn)移，我國(guó)的汽車、電子、通信、