電阻點焊動態(tài)參數(shù)測試系統(tǒng)的設計開發(fā).pdf

1、內(nèi)蒙古農(nóng)業(yè)大學碩士學位論文電阻點焊動態(tài)參數(shù)測試系統(tǒng)的設計開發(fā)姓名：劉桂梅申請學位級別：碩士專業(yè)：農(nóng)業(yè)機械化工程指導教師：武佩麻碩士20060501DesignandDevelopmentonMeasuringSystemofDynamicParametersinResistanceSpotWeldingAbstractThedynamicweldingpcaametersintheprocessofresistancespotweldi

2、ngsuchasweldingcurrent，electrodevoltageandelectrodeforce，etcarecloselyrelmedtotheweldingprocessandweldingqualityThereforeithasagreatsignificanceinOnlinesupervisionofweldingprocessandweldingqualitytomeasurethesedynamicwel

3、dingparametersrapidlyandaccuratelyAsetofconvenientandreliabledy蝴_icparametermeasuringsysteminresistancespotweldingwasdesignedinthispaperThehardwareofthesystemmainlyconsistsofaZHJ1Bcurrentsensor，aselfmaderesistancestrainf

4、orcesensor，thedeviceformeasuringelectrodevoltageandaNIDAQ6062EdataacquisitioncardTheprogramofdataacquisitionwascompiledinsoftwareLabVIEWThesystemCanbeusedtomeasurethedynalIlicparametersincludingweldingcurrentelectrodevol

5、tageandelectrodeforcesimultaneouslyduringtheweldingprocessThedesignedsystemwasappliedtocarryoutthetestsonaDN25QACresistanceweldingmachineTheresultsshowthatthemeasuringsystemworksverywell，itcarlobtaintheparametersofspotwe

6、ldingprocessaccuratelyandreliablyThiswilllayafoundationforonlinesupervisionofweldingqualityandsimulationofweldingprocessinthefutureKeywords：ResistancespotweIding；Dynamicparameters)Measuringsystem；LabVIEW；DataacquisitionD