推送機(jī)課程設(shè)計(jì)

1、目錄目錄1設(shè)計(jì)任務(wù)書設(shè)計(jì)任務(wù)書....................................................................................................11.1工作原理及工藝動(dòng)作過程...................................11.2原始數(shù)據(jù)及設(shè)計(jì)要求.......................................11.

2、3設(shè)計(jì)任務(wù)..............................................12實(shí)現(xiàn)推送機(jī)推送要求的執(zhí)行機(jī)構(gòu)方案選定實(shí)現(xiàn)推送機(jī)推送要求的執(zhí)行機(jī)構(gòu)方案選定................................................22.1實(shí)現(xiàn)推送機(jī)推送要求的執(zhí)行機(jī)構(gòu)設(shè)計(jì)方案..................22.2設(shè)計(jì)方案選定.................................

3、.........53運(yùn)動(dòng)循環(huán)圖運(yùn)動(dòng)循環(huán)圖....................................................................................................54凸輪機(jī)構(gòu)的參數(shù)設(shè)計(jì)凸輪機(jī)構(gòu)的參數(shù)設(shè)計(jì)...............................................................................

4、.....53.1減速系統(tǒng)設(shè)計(jì)..........................................53.2電動(dòng)機(jī)的選擇..........................................63.3帶輪的選擇............................................63.4齒輪的選擇............................................73.5凸

5、輪的設(shè)計(jì)............................................95運(yùn)動(dòng)分析運(yùn)動(dòng)分析......................................................................................................115.1位移分析.............................................115.2速

6、度分析.............................................125.3加速度分析............................................125.4運(yùn)動(dòng)分析..............................................126.6.總結(jié)總結(jié).....................................................

7、.........................................................1212參考文獻(xiàn)參考文獻(xiàn)..........................................................................................................121224）推桿在上升運(yùn)動(dòng)過程中，推桿所受的物品重力和摩擦力為常數(shù)，均為500N；設(shè)推桿

8、在下降運(yùn)動(dòng)過程中，推桿所受的摩擦力為常數(shù)，其值為100N。5）在滿足行程的條件下，要求推送機(jī)的效率高（推程最大壓力角小于35），結(jié)構(gòu)緊湊，振動(dòng)噪聲小。1.31.3設(shè)計(jì)任務(wù)設(shè)計(jì)任務(wù)1）至少提出三種運(yùn)動(dòng)方案，然后進(jìn)行方案分析，選出一種運(yùn)動(dòng)方案進(jìn)行機(jī)構(gòu)綜合。2）設(shè)計(jì)傳動(dòng)系統(tǒng)中各機(jī)構(gòu)的運(yùn)動(dòng)尺寸，繪制推送機(jī)的機(jī)構(gòu)運(yùn)動(dòng)簡(jiǎn)圖和運(yùn)動(dòng)循環(huán)圖。3）在假設(shè)電動(dòng)機(jī)等速運(yùn)動(dòng)的條件下，繪制推桿在一個(gè)運(yùn)動(dòng)周期中位移、速度和加速度變化曲線。4）編寫課程設(shè)計(jì)說明書。2實(shí)