黑龍江工程學(xué)院本科生畢業(yè)設(shè)計(jì)I目錄摘要.ABSTRACT.第1章緒論.11.1選題的背景、目的及意義.11.2國(guó)內(nèi)外玉米剝皮機(jī)的概況.11.2.1國(guó)內(nèi)發(fā)展?fàn)顩r.11.2.2國(guó)外發(fā)展?fàn)顩r.21.3剝皮機(jī)的設(shè)計(jì)要求及結(jié)構(gòu)簡(jiǎn)介.31.3.1剝皮機(jī)的設(shè)計(jì)要求.31.3.2玉米剝皮機(jī)結(jié)構(gòu)簡(jiǎn)介.3第2章總體方案設(shè)計(jì).42.1總機(jī)的結(jié)構(gòu)形式.42.2總統(tǒng)設(shè)計(jì)思想.52.3機(jī)架的配置.52.4傳動(dòng)系統(tǒng)配置.52.5動(dòng)力參數(shù)及動(dòng)力源配置的確定.62.6本章小結(jié).6第3章剝皮裝置的確定.73.1剝皮輥確定.73.1.1剝皮輥長(zhǎng)度、直徑的確定.73.1.2剝皮輥結(jié)構(gòu).73.2剝皮輥生產(chǎn)能力的確定.83.3剝皮部件的配置.83.4本章小結(jié).9黑龍江工程學(xué)院本科生畢業(yè)設(shè)計(jì)II第4章執(zhí)行部件及機(jī)架設(shè)計(jì).104.1果穗料斗的設(shè)計(jì).104.2其他執(zhí)行部件的配置.104.3輔助執(zhí)行機(jī)構(gòu)設(shè)計(jì)配置.114.4機(jī)架、聯(lián)接架的設(shè)計(jì).124.5本章小結(jié).12第5章傳動(dòng)部分設(shè)計(jì).135.1玉米果穗在剝皮輥間的受力分析.135.2皮帶傳動(dòng)的設(shè)計(jì)計(jì)算及校核.145.3齒輪的設(shè)計(jì)和校核.165.4軸的強(qiáng)度設(shè)計(jì)計(jì)算與校核.195.5鍵的選擇和校核.215.6軸承的選擇和校核.215.7鏈輪的設(shè)計(jì).225.8電動(dòng)機(jī)的選擇.255.9本章小結(jié).26第6章微型玉米剝皮機(jī)的保養(yǎng)、使用、調(diào)整及修復(fù).276.1每日技術(shù)保養(yǎng).276.2傳動(dòng)裝置的使用和調(diào)整.276.3機(jī)器的保管.276.4工作部件損壞的修復(fù)和調(diào)整.286.5本章小結(jié).28結(jié)論.29參考文獻(xiàn).30致謝.32黑龍江工程學(xué)院本科生畢業(yè)設(shè)計(jì)III摘要在玉米分段收獲時(shí)，玉米手工剝皮工序勞動(dòng)強(qiáng)度大，費(fèi)工時(shí)和誤農(nóng)時(shí)，且影響玉米的產(chǎn)量和質(zhì)量，針對(duì)我國(guó)玉米收獲后剝皮這個(gè)重要環(huán)節(jié)，設(shè)計(jì)出場(chǎng)上玉米剝皮機(jī)，它替代了傳統(tǒng)人工剝皮的緊張勞動(dòng)，減輕了人們的勞動(dòng)強(qiáng)度，提高了勞動(dòng)效率，有效地防止了因剝皮不及時(shí)而造成的玉米霉?fàn)€的損失，從而給農(nóng)民帶來了一定的經(jīng)濟(jì)效益。本設(shè)計(jì)采用3對(duì)輥機(jī)型，在滿足剝凈率大于95%，工作效率達(dá)到1500kg/h以上的設(shè)計(jì)要求的前提下進(jìn)行設(shè)計(jì)，可滿足不同用戶的需求，同時(shí)該機(jī)結(jié)構(gòu)簡(jiǎn)單，調(diào)整方便可靠，采用電動(dòng)機(jī)作為動(dòng)力。為滿足設(shè)計(jì)要求，主剝皮裝置中的剝皮輥采用螺旋鐵輥和橡膠輥組合的玉米剝皮輥，并且兩輥高低配置，且可以根據(jù)玉米棒的大小不同，通過彈簧調(diào)節(jié)兩輥間的距離。這避免了傳統(tǒng)設(shè)計(jì)方法中鑄鐵輥對(duì)玉米籽粒的損傷，而且在結(jié)構(gòu)上比傳統(tǒng)設(shè)計(jì)的更加合理。經(jīng)過設(shè)計(jì)、計(jì)算、校核，該機(jī)符合設(shè)計(jì)要求，并且剝皮裝置較傳統(tǒng)的傳動(dòng)系統(tǒng)有所改進(jìn)，更適合在廣大農(nóng)村推廣使用。關(guān)鍵詞：玉米；剝皮機(jī)；螺旋鐵輥；橡膠輥；農(nóng)業(yè)機(jī)械黑龍江工程學(xué)院本科生畢業(yè)設(shè)計(jì)IVABSTRACTAtthetimethecornisharvested,thelaborforceofcornsclothestaked-offbyhandisverystrong,wastingtimeanddecreasingthequantityofthecorn.Tosolvetheproblemofcornsclothestaked-offthatisofgreatimportanceinourcountry,wedesignedthecornsclothestake-offmachineincludingthestructureandthetechnicalparameterdesign.Itisamachinethattakesoffthecornsclothes,whichhasfourtypes,respectivelymeetsthedemandofsingle,unionofseveralandbigharvest.Themachinetakestheplaceofthetraditionalhanded-labor,reducingpeopleslaborstrength,increasingtheefficiencyandpreventingthecornsdamage.Thestructureofthemachineissimpleandthemachineiseasilyadopted,reliableandofhighefficient.Thepowerofthemachinecanuseelectricmotor、deselengineandtheengineofthree-wheeledagriculturalcar.Thismachineadoptthealternatecurrentasthemotives.Thecylinderofthetaked-offlistisconsistedofspiralironcylinderandrubbercylinder.Thespiralironhassomehurttotheseedofthecorn.Sothismachineadoptthewholerubbercylinder.Thismachineisdesignedunderthepremisethatmustbegetto95%oftaked-offrateandefficiencyrequirednolessthan1500kh/h,powernomorethan3kw.Togettotheserequirements,maintaked-offpartmakesuseofrubbercylinder,andtheyareinstalledup-down.Themachinecanadjustthedistancebetweenthetwocylinderaccordingtothesizeofthecornandismorereasonablethanthewayoftraditionaldesigninstructure.Aftercalculationandcheck,themachinemeetsthedemandofdesign,andmakessomeimprovementsinthecornstaked-offlistandthewayoftransmissionsystem,comparingwi