1、目錄目錄摘要..................................................................................................................1前言.................................................................................................

2、..................31設(shè)計(jì)要求和功能分析................................................................................................31.1設(shè)計(jì)要求.......................................................................................

3、..................31.2功能分析.........................................................................................................32塑料瓶的性質(zhì)及其粉碎機(jī)理的研究........................................................................

4、42.1塑料瓶及其材料性質(zhì)的研究.........................................................................42.2沖擊載荷下塑料斷裂機(jī)理的試驗(yàn)研究.........................................................52.2.1沖擊速度的影響.........................................

5、.........................................52.2.2尺寸效應(yīng)..............................................................................................62.2.3顆粒的運(yùn)動(dòng)行程..............................................................

6、....................62.2.4攻角......................................................................................................72.3高速切割設(shè)備關(guān)鍵結(jié)構(gòu)參數(shù)分析.................................................................72.3.1剪

7、切速率...............................................................................................72.3.2尺寸切割數(shù)..........................................................................................82.3參數(shù)及傳動(dòng)方案的設(shè)定.......

8、..........................................................................93零部件的設(shè)計(jì)和校核.................................................................................................93.1塑料破碎的力學(xué)計(jì)算及電動(dòng)機(jī)的選擇..................

9、.......................................93.1.1對(duì)PET小試樣的沖擊力學(xué)計(jì)算與說(shuō)明.............................................93.1.2對(duì)HDPE大試樣的剪切力學(xué)計(jì)算與說(shuō)明.......................................103.1.3靜荷載下動(dòng)力參數(shù)的確定................................

10、................................113.1.4動(dòng)荷載下動(dòng)力參數(shù)的確定................................................................113.2刀具及其相關(guān)零部件的設(shè)計(jì)計(jì)算...............................................................113.2.1刀具的設(shè)計(jì)............

11、............................................................................113.2.2片刀動(dòng)定刀片上螺栓的設(shè)計(jì)............................................................133.2.2.1螺栓的受力分析.................................................

12、.....................133.2.2.2片刀動(dòng)刀片上的螺栓設(shè)計(jì).....................................................133.2.2.3片刀（爪刀）定刀片上的螺栓設(shè)計(jì).....................................133.3.1粉碎倉(cāng)傳動(dòng)軸的設(shè)計(jì)計(jì)算...............................................

13、.................143.3.2粉碎倉(cāng)軸承的設(shè)計(jì)............................................................................163.3.2傳動(dòng)軸與刀架之間鍵的設(shè)計(jì)和校核................................................163.3.3傳動(dòng)軸與皮帶輪之間鍵的設(shè)計(jì)和校核...................

14、.........................163.4帶輪的設(shè)計(jì)計(jì)算...........................................................................................173.5出料裝置的設(shè)計(jì)計(jì)算..............................................................................

15、......183.5.1螺旋輸送葉片的設(shè)計(jì)計(jì)算................................................................193.5.2螺旋輸送器的軸承設(shè)計(jì)....................................................................194結(jié)束語(yǔ).........................................

16、..............................................................................20參考文獻(xiàn).........................................................................................................20任務(wù)分工和附錄......................

17、....................................................................................222crushingmechanismwereanalyzedintheydesigncalculation.Basedontheplasticcrusherprocessingrequirementsfitsconsiderationthroughpartsofthe