基于arm控制的全自动单纱强力仪设计-(5597)

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1、TheDesignofAutomaticSingle。-YarnStrengthTesterBasedonARMAbstractSingle-yarnstrengthtesterisatechnicalindexinstrumentthatcantesttensileperformance．Itismainlyusedfortestingseparationstrength，separationelongation，separationenergyandseparationtimeofcoRon，wool，hemp，chemical

2、fiberpureyarnandblendedyarn(strands)．TheSingle-yarnstrengthunevennotonlyaffectsthequalityandstyleoftextileproductsbutalsoaffectsthetextileprocessingtechnologyandproductionefficiency，sotheyarnmustbetestedmorehigherinthetextileproductionprocess．Thetraditionalsingle-yarns

3、trengthtestersCan’tmeetthecurrenttestingrequirementsbecausetheyhavemanydefectssuchaslowtestaccuracy，litterdatastorageandlowefficiencyformanmachineinteractive．ManysmallandmediumenterpriseswhoneedtoimprovetheftownqualityCan’taffordtobuysingle-yarnstrengthtesterimportatah

4、ighprice．Tomeetthemarketdemand，thetopicdevelopsanewtypeautomaticsingle-yarnstrengthtesterbasedonSTM32contr01．testerCanmeasureseparationstrengthandseparationelongation．Inthispaper，thehardwarestructureofthecontroller，thesoftwareflowanddebuggingaredescriptedindetail．Theha

5、rdwaresystemconsistsofcontrolcircuit，forcevalueacquisitioncircuit，forcevalueoutputcircuitandfeedbackinputcircuit．IncontrolcircuititcontrolstheperipheraldevicebasedonSTM32andcommunicateswiththehostcomputerusingefficientCANtoexchangedata．Inforcevalueacquisitioncircuititu

6、seshighprecisiontensionsensortorealizethestrengthvalueacquisitionandADconversion．InMotionoutputcircuititusesthedriveplate，electromagneticvalve，ACmotor，andsteppermotordrivetocompletethechangeaction，tubefeedingmovementandstrengthtesting．Infeedbackinputcircuititusestheada

7、pterplate，Holzersensorandencodertosendsignalswhenthedevicemovestothespecifiedposition．Thesoftwarestructureofthesystemrealizesthechangeaction，tubefeedingmovementandstrengthtestingbasedonthepC／OSoperatingsystem．Eachmodulerequiresthecorrespondingtestanddebugginguntilitmee

8、tsthedesignrequirements．Wefinallygetthebreakingstrengthandelongationaccordingtotestingstandardyamsampleandthencompare