【正文】 ........................................................................1 枕式包裝機(jī) ...........................................................................................................1 立式包裝機(jī) ...........................................................................................................2 真空包裝機(jī) ...........................................................................................................3 方便面包裝機(jī)的應(yīng)用及適用范圍 ..............................................................................3 方便面包裝機(jī)的主要特點(diǎn) ..........................................................................................4 主要性能和結(jié)構(gòu)特點(diǎn) ...........................................................................................4 方便面包裝機(jī)的技術(shù)規(guī)格和結(jié)構(gòu)簡(jiǎn)圖 ...............................................................4 方便面市場(chǎng)分析 ..........................................................................................................6 食品包裝機(jī)械的國(guó)內(nèi)外發(fā)展情況 ..............................................................................7 國(guó)外包裝機(jī)械的發(fā)展情況 ...................................................................................7 國(guó)內(nèi)包裝機(jī)械的發(fā)展情況 ....................................................................................8 我國(guó)食品包裝機(jī)械存在的主要問題 ..........................................................................8 我國(guó)食品包裝機(jī)械的發(fā)展趨勢(shì) ..................................................................................9 食品包裝未來需求 ....................................................................................................10 研究?jī)?nèi)容與目的 ........................................................................................................10 研究?jī)?nèi)容 .............................................................................................................10 研究目的 .............................................................................................................11第二章 總體方案設(shè)計(jì) ....................................................................................................12 方便面的生產(chǎn)工藝流程 ............................................................................................12 塑料袋封口機(jī)的工作原理 ........................................................................................12 適用范圍 .............................................................................................................12 主要特點(diǎn) .............................................................................................................12 工作原理及結(jié)構(gòu) .................................................................................................13 封口質(zhì)量調(diào)整 .....................................................................................................13 塑料薄膜橫封機(jī)構(gòu)的工作原理 ................................................................................13┊┊┊┊┊┊┊┊┊┊┊┊┊裝┊┊┊┊┊訂┊┊┊┊┊線┊┊┊┊┊┊┊┊┊┊┊┊┊ 工作行程的電氣控制 ................................................................................................15 相關(guān)的 PLC 控制和程序指令 ..................................................................................15 控制線路圖 .........................................................................................................15 外部接線圖 .........................................................................................................16 程序梯形圖 .........................................................................................................17 程序指令 .............................................................................................................18 機(jī)構(gòu)運(yùn)動(dòng)示意圖 ........................................................................................................18 機(jī)構(gòu)工作原理圖 ........................................................................................................19第三章 相關(guān)件的選擇、計(jì)算 ........................................................................................21 氣缸的選擇原則 ........................................................................................................21 氣缸的設(shè)計(jì)、選擇與計(jì)算 ........................................................................................22 彈簧 3 的選擇、計(jì)算 ................................................................................................23第四章 強(qiáng)度校核 ............................................................................................................26 許用應(yīng)力的確定 ........................................................................................................26 推桿 2連桿 21 的強(qiáng)度校核 .................................................................................26 拉桿 2連桿 22 的強(qiáng)度校核 .................................................................................27第五章 設(shè)計(jì)說明 ............................................................................................................30 日常清潔、維護(hù)保養(yǎng)規(guī)程 ........................................................................................30 安全操作規(guī)程 ............................................................................................................30 常見故障及排除方法 ................................................................................................30第六章 三維軟件的應(yīng)用 ................................................................................................32 三維軟件的介紹 ........................................................................................................32 軟件特點(diǎn) ....................................................................................................................32結(jié)論 ..................................................................................................................................34致 謝 ................................................................................................................................35參考文獻(xiàn) ..........................................................................................................................36共 37 頁 第 0 頁┊┊┊┊┊┊┊┊┊┊┊┊┊裝┊┊┊┊┊訂