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1、中级钳工基础知识（Basicknowledgeofintermediatelocksmith）Basicknowledgeofintermediatelocksmith1.fitter:fitterismainlymanualprocessingmethodofcutting.2.,therearethreeadvantages:flexibleprocessing,machiningcomplexshapesandhigh-precisionparts,smallinvestmentTwomajorshortcomings(lowproductivityandlaborintensity,
2、unstablequalityofprocessing).(1)flexibleprocessing,inthecaseofnotsuitableformechanicalprocessing,especiallyinthemaintenanceofmachineryandequipment,fitterprocessingcanachievesatisfactoryresults.(2)processingcomplicatedshapeandhighprecisionpartscanbeprocessedbyskilledfitterthanmodernmachiningpartsand
3、precisionandfinishpartscanbeprocessedevenmodernmachinescannotprocessverycomplicatedshapeparts,suchashighprecisionmeasuringtools,sampleplate,atthebeginningofthecomplexdieetc..(3)investmentinsmallfittertoolsandequipment,lowprice,easytocarry.(4)productionefficiencyislowandlaborintensityisgreat(5)thequ
4、alityofprocessingisunstableandthequalityofprocessingisaffectedbytheleveloftechnicalproficiencyofworkers.Fitterskillrequirementtostrengthenthebasicskillspractice,strictrequirements,standardizedoperation,practicethinking,diligentandinnovative.Basicskillsisthefoundationfortheproduction,butalsotheprofe
5、ssionalskillsoffitterfoundation,therefore,mustfirstmaster,toworkinthefuturewillbehandy.Fitterbasicoperationoflargeprojects,theskillsoflearningandmasteringwithinterdependentrelationship,sowemuststepbystep,fromeasytodifficult,fromsimpletocomplex,stepbysteponeveryoperationaccordingtotherequirementsofg
6、oodlearning,master.Thebasicoperationisacombinationoftechnicalknowledge,skillandstrength,cannotneglectanyone.Toconsciouslyabidebydiscipline,musthavethespiritofhard-working,strictlyinaccordancewiththerequirementsofeachtypeofoperation.Onlyinthiswaycanthebasictrainingbewellcompleted.Fitteristhemainhand
7、tooltoclamptheworkpieceonthebenchvice.Itisoneoftheimportantjobsinthemechanicalmanufacture.Thebasicoperationofafittercanbedividedinto:1.auxiliaryoperationthatistheline,itisbasedonthedrawingsintheroughorsemi-
