水果机器视觉重量综合分选机机械系统与称重模块的设计

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1、designedandmanufactured，andarunningtesthasbeenmadebythesystem．Thetestshowsthat，thewholemachinerunswell，andsatisfiestheprospectivedesigndemand．ItCanrealizeevenoverturninginapproximateequalanglevelocityanddischargingreposefullywithoutimpactfortheapplesthatthebigoneiStwiceasbigasthesmallone(t

2、hediameterisbetween50mmand100mm)，andtheapplesthataredischargedwithoutobviousdamnification．2．Theweighingmoduleofthefruitgraderonmachinevisionandweightisdesigned．Thehardwaremainlyincludeslowpassfiltratecircuit，AnalogtODigitalconvertcircuit，keyboard／displaycircuitandresetandstoragecircuit．Iti

3、nspectstheapples’weightbytheweighingsensorfixedundertherollers，convertstheapples’weightsignalintoanalogvoltagesignal，andthesignalisfiltratedbythelowpasscircuit，convertedbyAnalogtoDigitalconverter,deliveredintoweighingmodulecontrollerfordataprocessing，andthefruit’Sweightiseduced．3．Synchrono

4、uscontrolsystemofthefruitgraderisdesigned．Throughthetest，itshowsthat，attheprospectivetransportingvelocity，thesystemcouldaccomplishrealtimeinspectionandcontinuoustrackingoffruit’Sdynamicpositioninthefeedingline，andaccuratematchoftheweight，gradesandpositioninformation．4．Softwaredesignofthewh

5、olesystemisaccomplishedusingC，andthedebugispassed．ThemainprogrammemostlyincludethesubprogramofanalogtOdigitalconverting，interruptserving，datamemorizing，dataprocessing，keyboard／displayandCAN-bus．5．Testismadeusingthewholesystem，anditshowsthat，atthecontrolofthesynchronouscontrolsystem，themodu

6、lesofthegraderCanworkinphase，inspecttheexteriorqualityandweightoftheapples；uponmanytimesoftestsandanalyzingofthetestingresult，thecorrespondingrelationshipbetweentheweightoffruitanditsA／Dconvertresultiseduced．Keywords：Fruit；Machine；System；WeighingModule；SynchronousControi；GradingIV关于学位论文原创性

7、和使用授权的声明本人郑重声明：所呈交的学位论文，是本人在导师的指导下，独立进行研究所取得的成果。除文中已经注明引用的内容外，本论文不包含任何其他个人或集体已经发表或撰写过的科研成果。对本文的研究在做出重要贡献的个人和集体，均已在文中以明确方式标明。本人完全意识到本声明的法律责任由本人承担。本人完全了解山东农业大学有关保留、使用学位论文的规定，同意学校保留或向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅；本人授权山东农业大学可以将本学位论文的全部或部分内容编入有关数据库进行检索，可以采用影印、缩印