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畢業(yè)設(shè)計(jì)-自動(dòng)紙杯成型機(jī)構(gòu)設(shè)計(jì)與控制-全文預(yù)覽

  

【正文】 ..................... 12 確定各機(jī)構(gòu)每次執(zhí)行某個(gè)動(dòng)作所用的時(shí)間 ........................................................... 12 間歇機(jī)構(gòu)的選擇 .................................................................................................................. 14 總體布局 .......................................................................................................................... 14 第三章 各部分選型和設(shè)計(jì) ...................................................................................................... 18 傳動(dòng)方案的設(shè)計(jì) ........................................................................................................... 18 結(jié)合圖說(shuō)明紙杯成型機(jī)的傳動(dòng)過(guò)程: .................................................................. 19 選擇電動(dòng)機(jī) .................................................................................................................. 20 總的傳動(dòng)比的計(jì)算公式: .................................................................................... 20 各軸轉(zhuǎn)速 ............................................................................................................ 20 各軸功率 ............................................................................................................ 21 各軸轉(zhuǎn)矩 ............................................................................................................ 21 4 帶及帶輪的設(shè)計(jì)計(jì)算 ................................................................................................... 22 計(jì)算功率 cP ........................................................................................................ 22 選取 v帶類型 ..................................................................................................... 22 確定帶輪的基準(zhǔn)直徑 2dd1 d d ............................................................................. 22 確定中心距 0a 和帶長(zhǎng) dL .................................................................................... 23 驗(yàn)算主動(dòng)輪上小輪的包角 1? ............................................................................... 23 計(jì)算窄 V 帶的根數(shù) z .......................................................................................... 23 確定初拉力 0F .................................................................................................. 24 計(jì)算帶對(duì)軸的壓力 QF ......................................................................................... 24 鏈條及鏈輪的設(shè)計(jì)計(jì)算 .............................................................................................. 24 計(jì)算傳動(dòng)比 ......................................................................................................... 24 初定中心距 ........................................................................................................ 24 計(jì)算鏈節(jié)數(shù) ......................................................................................................... 24 鏈節(jié)距 p 和排數(shù) .................................................................................................. 25 中心距 a 和鏈節(jié)數(shù) PL ......................................................................................... 25 驗(yàn)算鏈速 ............................................................................................................ 26 鏈傳動(dòng)的潤(rùn)滑及布置 ........................................................................................... 26 軸的設(shè)計(jì)計(jì)算 ............................................................................................................ 26 選擇軸的材料。 最后用 SolidWorks 軟件的機(jī)構(gòu)模塊對(duì)設(shè)計(jì)的紙杯機(jī)構(gòu)進(jìn)行運(yùn)動(dòng)分析,分析凸輪對(duì)精確性,平穩(wěn)性,沖擊的影響,保證紙杯的質(zhì)量。接著,組裝各個(gè)機(jī)構(gòu)就得到紙杯成型機(jī)的整體設(shè)計(jì),并且設(shè)計(jì)出它的傳動(dòng)系統(tǒng)圖。制造并使用綠色環(huán)保的紙杯已經(jīng)大勢(shì)所趨,它每年的使用量與日俱增。一次性的餐具在我們的生活中應(yīng)用越來(lái)越廣泛,然而,保護(hù)環(huán)境正至上而下的實(shí)施,以往的塑料產(chǎn)品正逐步被市場(chǎng)所淘汰。然后,根據(jù)各執(zhí)行機(jī)構(gòu)的要求選擇合適的機(jī)構(gòu)來(lái)實(shí)現(xiàn)此 動(dòng)作。最后,在 SolidWorks 的基礎(chǔ)上繪畫出各三維模型,調(diào)整尺寸和布局,檢查干涉,對(duì)其做進(jìn)一步優(yōu)化。s request to choose the right body to achieve this action. Then, the various agencies have assembled the whole design of paper cup forming machine, and is designed to map its transmission system. The main mechanisms of the above are cam mechanism, groove wheel mechanism, crank slider mechanism and some intermittent mechanism.. The next step is for each ponent includes a shaft, cam, sprocket, etc. The indexing cam mechanism is calculated and checked. Finally, on the basis of SolidWorks, the 3D model is painted, the size and layout are adjusted, and the interference is checked, and the interference is further optimized.. Finally with SolidWorks software mechanism module to design paper cup body motion are analyzed. The quality analysis of cam for precision, stability, impact ensure cups. Keywords: Paper Cup Machine, Mechanism, Motion Analysis 3 目 錄 摘要 Abstract 第一章 緒論 ............................................................................................................................ 1 課題背景 .............................................................................................................................. 1 設(shè)計(jì)意義 .............................................................................................................................. 2 紙杯成型機(jī)國(guó)內(nèi)外發(fā)展現(xiàn)狀 .................................................................................................. 3 紙杯和紙杯成型機(jī)的發(fā)展概述 ............................................................................................... 4 紙杯的外形和紙質(zhì)經(jīng)歷了四個(gè)階段的變化。走可持續(xù)發(fā)展戰(zhàn)略已經(jīng)上升到一種國(guó)策,從國(guó)家到 幾層沒(méi)人有不關(guān)心和自身利益息息相關(guān)的生活用品。并且,國(guó)家現(xiàn)在也頒布了限塑令,在其他歐美國(guó)家早就已經(jīng)限制使用塑料餐具。其次,它可以印刷,機(jī)械加工,具有加工性外形可靠美觀。 2021 年的時(shí)候一年的紙杯消耗量就有 150 億只,然而紙杯在一次性餐具市場(chǎng)的占有率才 20%,由此可見, 紙杯有很大的潛力。 2 圖 11 紙杯成型機(jī) 設(shè)計(jì)意義 紙杯機(jī)是生產(chǎn)紙杯的必須機(jī)器,現(xiàn)如今既然紙杯的消費(fèi)量很大,市場(chǎng)潛力驚人,利潤(rùn)空間大,那么改進(jìn)現(xiàn)在的紙杯機(jī)就可以滿足市場(chǎng)的需求。 下面探討下立式紙杯機(jī)的缺點(diǎn): ( 1)采用中封機(jī)構(gòu) 我國(guó)現(xiàn)在的紙杯機(jī)基本都是采用中封機(jī)構(gòu),淋膜層的融化粘和這個(gè)工序是不可或缺的。燙條在第一個(gè)工位的時(shí)候接觸, 秒的運(yùn)輸后到了第七工位,接著就完成了整個(gè)熱封動(dòng)作釋放。 表 11 紙杯近年來(lái)使用量 紙杯成型機(jī)國(guó)內(nèi)外發(fā)展現(xiàn)狀 紙杯成型機(jī)分為立式和臥式兩種,歐洲和美國(guó)的紙杯成型機(jī)構(gòu)的水平,和紙杯成型機(jī)是基于韓國(guó)的模式發(fā)展,對(duì)于垂直。一,在杯體的形成需要縱 向接縫粘接,疊層封熱封需要足夠的時(shí)間溫度和 PE 膜有效地結(jié)合在一起。餐飲業(yè),家用紙杯,冷熱飲,方便面碗,形狀多種多樣,尺寸變化大,各個(gè)場(chǎng)合紙杯的要求性能也不近相同。 我國(guó)早期引進(jìn)韓國(guó)部分紙杯成型機(jī),一批韓國(guó)紙杯成型機(jī)的早日出臺(tái),基于改進(jìn)和優(yōu)化的一些機(jī)構(gòu),來(lái)
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