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ID:16141313
大小:27.75 KB
页数:29页
时间:2018-08-08
《采煤机教案(coal mining machine lesson plan)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、采煤机教案(Coalminingmachinelessonplan)ShearerdriverlessonplanThenameofthecourserateofShearerBasedonknowledgeTherateisLondonagencyQiGuohongThemainteachingrateGeneralsituationofShearerPrincipleofhydraulictransmissionandtractionsystemCuttingpartsystemElectriccontrolsy
2、stemofcoalwinningmachineCoalmineelectricitysafetyTeachingrequirementrateEachcomponentofcoalwinningmachineiscomposedBasicknowledgeofmachineryBasicworkingsystemprincipleThemainfunctionofeachcomponentanditsconfigurationinthesystemMaintechnicalparametersMattersneed
3、ingattentioninoperationSystemfaultdiagnosisandeliminationLecture1theapplicationofShearerincoalproductionThemainpointsofknowledgeinparts,accessories,productionprocessanddevelopmentdirectionGeneralsituationincoalminingmachine1.Shearerconsistsofthreeparts:roller,t
4、ractionpartandrockerarm.2.Thestructureoftheshearerisdividedintothetractiondepartment,themotordepartmentandthecuttingmachinedepartment.3.Theauxiliarypartsofcoalminingmachinearecomposedofbottomtowingframe,towingmechanism,spraymechanismandwatercoolingsystemTheheig
5、htadjustmentofthecylinder,theheightofthecylinderandtheinclinationofthefuselage.4.TheapplicationofSheareringeneralmining.5.Applicationofcoalwinningmachineinfullymechanizedmining.6,coalminingmachineisdevelopingcontinuouslyThecuttingmotortransverselyarrangedonther
6、ockerrockerandthefuselagewithoutexergyexergyfrompowertransmissionSpiralbevelgearsandcomplexshaftsareeliminated.Thethreesectionisthehostidentity,themiddleleftexergytractioncontrolbox,controlboxrightoffthebottombracketexergyexergyHighstrengthhydraulicboltconnecti
7、onissimpleandreliableandconvenientdisassemblyandassemblyexergyexergy.ThehydraulicsystemadoptsthemaincomponentsofaxialpistonmotorwithshearerwithexergyexergymaturesystemTheefficiencyofthehighfailureratelowexergyexergygoodinterchangeability.Themaincomponentscanbee
8、xtractedfromthegoafsideexergyanddoesnotaffecttheotherpartsareeasytoreplaceexergyexergyConvenientmaintenance.Thehostcanconvenientlyvariantwithdifferentslotwidthoftheexergyexe
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