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1、單斗挖掘機(jī)畢業(yè)論文單斗挖掘機(jī)畢業(yè)論文單斗挖掘機(jī)工作裝置設(shè)計(jì)摘要單斗挖掘機(jī)是一種重要的工程機(jī)械,廣泛應(yīng)用于房屋建筑、筑路工程、水利建設(shè)、農(nóng)林開(kāi)發(fā)、港口建設(shè)、國(guó)防工事等的土石方施工和礦山采掘工業(yè)中,對(duì)減輕繁重的體力勞動(dòng)、保證工程質(zhì)量、加快建設(shè)速度、提高勞動(dòng)生產(chǎn)率起著十分巨大的作用。隨著國(guó)家經(jīng)濟(jì)建設(shè)的不斷發(fā)展,單斗挖掘機(jī)的需求量將逐年大幅度增長(zhǎng),其在國(guó)民經(jīng)濟(jì)建設(shè)中的作用將越來(lái)越顯著。 反鏟裝置作為單斗挖掘機(jī)工作裝置的一種主要形式,在工程實(shí)踐中占有重要地位。反鏟裝置的各組成部分有各種不同的外形,要根據(jù)設(shè)計(jì)要求選用適合的結(jié)構(gòu)并對(duì)其作運(yùn)動(dòng)分析。然后,在滿足機(jī)構(gòu)運(yùn)
2、動(dòng)要求的基礎(chǔ)上對(duì)各機(jī)構(gòu)參數(shù)進(jìn)行理論計(jì)算,確定各機(jī)構(gòu)尺寸參數(shù),確定挖掘機(jī)反鏟裝置的基本輪廓?! ⊥诰蜃枇屯诰蛄κ呛饬客诰驒C(jī)性能參數(shù)的重要性能指標(biāo),對(duì)其分析計(jì)算至關(guān)重要。挖掘阻力主要與挖掘?qū)ο蠹白陨沓叽鐓?shù)有關(guān),而挖掘力則受眾多條件限制,危險(xiǎn)工況的分析是關(guān)鍵點(diǎn)。在挖掘力分析基礎(chǔ)上,可對(duì)各桿件鉸接點(diǎn)進(jìn)行力的分析計(jì)算,并進(jìn)行機(jī)構(gòu)設(shè)計(jì)的合理性分析。關(guān)鍵詞:?jiǎn)味吠诰驒C(jī),運(yùn)動(dòng)分析,力學(xué)分析,強(qiáng)度校核IV單斗挖掘機(jī)畢業(yè)論文ABSTRACTSingledouexcavatorisakindofimportantengineeringmachinery,widelyus
3、edinbuilding,roadengineering,waterconservancyconstruction,forestrydevelopment,portconstruction,nationaldefenseconstructionandtheconditionsoffortificationsminingextractionindustries,toreduceheavymanuallabor,ensuringthequalityofprojectsandacceleratetheconstructionspeedandimprovela
4、borproductivityplaysanenormousrole.Withthecontinuousdevelopmentofnationaleconomicconstruction,douexcavatordemandwillgreatlyincreaseyearbyyear,itsroleinnationaleconomicconstructionwillbecomemoreandmoreprominent.Theshoveldeviceasasingledouexcavatorworkingdeviceofamainforminenginee
5、ringpractice,occupiesanimportantposition.Theshoveldeviceofeachcomponentofavarietyofdifferentshape,accordingtothedesignrequirementsfortheselectionofthestructureandkinematicanalysis.Then,onthebasisoftherequirementofmotionparametersofvariousinstitutions,organizations,anddetermineth
6、esizeparametersoftheshoveldevicedetermineexcavatorbasicoutline.Diggingresistanceandminingforceistheimportantmeasureexcavatorperformanceparametersonitsperformanceindexanalysis,calculationisveryimportant.Diggingresistancewithminingandrelevantparameters,andtheirsizebynumerousdigpow
7、errestriction,dangerousworkingconditions,theanalysisisthekeypoint.Basedontheanalysisintheminingstrengthtothebaronthepivotalpointforcecalculationandanalysis,andtherationalityofthedesign.KEYWORDS:Singledouexcavator,Motionanalysis,Mechanicsanalysis,StrengthCheckIV單斗挖掘機(jī)畢業(yè)論文目錄前言1第一章整
8、機(jī)參數(shù)3§1.1主要參數(shù)的選擇3§1.2尺寸參數(shù)的選擇3第二章工作裝置設(shè)計(jì)4§2.1動(dòng)臂機(jī)構(gòu)4