基于PSD的纏繞制品厚度在線測量裝置的研制.pdf

1、武漢理工大學(xué)碩士學(xué)位論文基于PSD的纏繞制品厚度在線測量裝置的研制姓名：楊世龍申請學(xué)位級別：碩士專業(yè)：機(jī)械電子工程指導(dǎo)教師：徐東亮20090501武漢理T大學(xué)碩十學(xué)位論文AbstractComparedwithtraditionalmaterials，compositematerialshavefcaturesofhighstrength，lOWintensityandbettercorrosionresistance，andarewi

2、delyusedinastronauticindustrychemistryindustryandsportingequipmentsWhereasitisdifficulttomeasurethethicknessoftheenwrappingproductinitsmanufacturingprocess，thereforeitiswithpracticalsignificancetodevelopanoncontact，on1in

3、edetectinstrumentwithfairlyhighprecisionAsallimportantnoncontactthicknessmeasuringtechnologythelasertrianglemethodiswidelyusedinindustrialcontrollingproducingandautomationproducingThedevelopmenthistoryofthicknessmeasurin

4、gtechniquewasreviewedinthispaperAccordingtothetheoryoftraditionalphotoelectricopticaltrianglemethod，thePSD(PositionSensitiveDetector)Wasusedasphotoelectricityconverterthroughspecifiedcircuitprocessingthentheon1inethickne

5、ssmeasuringsystemforEnwrappingProductcanberealizedThemaincontentofthisPaperincluded：FirstlyPSDWasintroducedinthisPaperAsaphotovoltaicdevice，PSDiswidelyusedinmanyaspectsbecauseofitsadvantagesofhighspeed，highresolution，sim

6、plesignalprocessingAonedimensionalcombPSDwasusedasadetectorofsysteminthispaperBasedonit，thereaftertheprojectofmeasuringsystemWasputforwardSecondlythedesignofopticalsystemWasbroughtforwardinthepaperandthestepoftheopticals

7、ystem’SdesignWasdetailedlycalculated，andthenthemechanicaldesignprojectofopticalsystemwasrealizedThirdlythesignaldisposedcircuit，datacollectioncircuit，andcommunicationcircuitwasanalyzed，modularorganizationalstructarewasal

8、sodesignedbasedonMCUthemeasurementrepeatabilityWasimprovedandthenautomatictestsystemwasrealizedFourthlythemeasurementerrorandallkindsofingredientwhichhadinfluencedtheexperimentalsystemwereanalyzed，andexperimentalsystemwa