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I 三 通 管 注 塑 成 型 工 藝 與 模 具 設(shè) 計(jì) 摘要 本設(shè)計(jì)題目為三通管注塑模設(shè)計(jì) 體現(xiàn)了管類塑料零件的設(shè)計(jì)要求 內(nèi)容及方向 有一定的設(shè)計(jì)意義 通過對該零件模具的設(shè)計(jì) 進(jìn)一步加強(qiáng)了設(shè)計(jì)者注塑模設(shè)計(jì)的 基礎(chǔ)知識 為設(shè)計(jì)更復(fù)雜的注塑模具做好了鋪墊和吸取了更深刻的經(jīng)驗(yàn) 本設(shè)計(jì)運(yùn)用塑料成型工藝及模具設(shè)計(jì)的基礎(chǔ)知識 首先分析了塑件的成分及性能 要求 為選取澆口的類型做好了準(zhǔn)備 然后估算了塑件的體積 便于選取注塑機(jī)及 確定型腔數(shù)量 最后分析了塑件的特征 確定模具的設(shè)計(jì)參數(shù) 設(shè)計(jì)要點(diǎn)及推出裝 置的選取 關(guān)鍵詞 注塑模 流道 型腔 II THE DESINGNING OF INJECTION MOLDING OF THREE LIMB TNBE ABSTRACT The topic of the designing of injection molding of three limb tube reflects the type of plastic parts of the shell design content and direction of a certain design significance Parts of the mold through the design the designer has been further strengthened by the injection mold design based on knowledge for the design of more complex injection molds made and lessons foreshadowing a more profound experience The designing of the use of injection molding and die designing of the basic knowledge the first analysis of the plastic parts of the composition and performance requirements select the type of gate prepared for the then estimate the volume of plastic parts injection molding machines and facilitate the selection of identified Cavity volume of the final pieces of plastic the characteristics of the design parameters established mold design elements and the introduction of the device selected KEYWORD Injection molding Runner Cavity 3