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1、目錄摘要·······························································1第一章緒論······························································31.1選題的來源·························································31.2本課題在國內(nèi)外的研究狀況與展望····································3
2、1.3制育秧缽機的基本設(shè)計要求··········································51.4主要設(shè)計工作······················································5第二章改進型制育秧缽機的方案設(shè)計········································62.1工藝方案分析······················································62.2新方案的形成·····
3、·················································7第三章41工作機構(gòu)的設(shè)計···················································103.1工作機構(gòu)的功能···················································103.2對工作機構(gòu)的要求·················································103.3擬定機器的工作原理圖和運動循
4、環(huán)圖·································123.4方案確定·························································133.4.1?？邹D(zhuǎn)盤方案的討論·······································13第四章傳動機構(gòu)的設(shè)計···················································154.1電動機的選擇···························
5、··························154.1.1電動機的功率確定············································154.1.2選擇電動機··················································16414.2確定各傳動機構(gòu)的傳動比··········································174.3計算各軸的轉(zhuǎn)速和功率···································
6、··········18第五章主要零件的結(jié)構(gòu)設(shè)計與強度校核·····································205.1模孔轉(zhuǎn)盤的結(jié)構(gòu)設(shè)計和尺寸計算····································205.2轉(zhuǎn)盤齒輪的結(jié)構(gòu)設(shè)計和尺寸計算·····································205.3曲柄（偏心輪）滑塊（滑桿）機構(gòu)的設(shè)計和尺寸計算···················215.4錐齒輪的結(jié)構(gòu)設(shè)計和尺寸計算···············
7、························255.5直齒圓柱齒輪的結(jié)構(gòu)設(shè)計和尺寸計算·································295.6帶輪的結(jié)構(gòu)設(shè)計和尺寸計算········································295.7軸的結(jié)構(gòu)設(shè)計和尺寸計算··········································34415.8主要零件的強度校核················································
8、·3641制育秧缽機的改進設(shè)計【摘要】老式制育秧缽機由蜂窩煤成型機改進得來，體積龐大，結(jié)構(gòu)復(fù)雜，成本高，效率低。本設(shè)計從老式制育秧缽機出發(fā)，在傳動系統(tǒng)和執(zhí)行機構(gòu)上都做了很大的改進。本機每小時能生產(chǎn)3000個缽體，可廣泛應(yīng)用于玉米、蔬菜、瓜果等秧苗的制缽。該機采用單相電動機做動力源，可在廣大的農(nóng)村使用，不用擔(dān)心需要較高的動力電壓的問題。文中較詳細的設(shè)計了制育秧缽機的傳動系統(tǒng)和執(zhí)行機構(gòu)，對各個零件做了具
