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时间:2018-11-07
《自动影像测量系统的设计论文》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、第X卷第X期XXXX年Xy发光学报ChineseJournalofLuminescenceVol.xNo.xXXX.XXXX文章编号自动影像测量系统的设计(二号)张舞杰,杨义禄*,李迪,叶峰(四号,需标明通信作者)(华南理工大学机械工程学院,广东广州510640)(五号)摘要:目的:为了实现对工件的动影像测fi,建立了动影像测tt系统。对该系统所采川的图元识别、图元测tt、基于自动聚焦原理的岛度测坩等算法进行研究。方法:竹先,根裾阀形和矩形阌元的面积和真阀度等特征参数介绍了阌元识别算法。接着,以直线和浏形閔元为例分析了典勾元的测量算'法,即在捉取M元边缘点的基础上进行M
2、元拟合。然后,在分析比较能虽谱等聚焦评价方法的性能的棊础上,说明了采用ft动聚焦原现进行高度测虽的算法。敁后,介绍了系统比例尺的没记7/法以及光栅尺读数的误差补偿7/法。结果:实验结泶农明:比例尺的称定精度为
3、).5.uj;阁元的测量精度在微米级;商度测tt粘度为l).035mm。结论:基本满足自动影像测量的稳定可靠、粘度高、抗干扰能力强等要求。(小号)关键词:计算机视觉;边缘检测;阁元;购线拟合;亚像索、摘要和结论要有数据,要按照本格式写目的:方法,结果,结论分开写字数在300字左右中图分类号:TP394.1;TH691.9文献标识码:ADesignofautomati
4、cimagemeasuringsystemZHANGWu-jie,YANGYi-lu*,LIDi,YEFeng(CollegeofMechanicalEngineering,SouthChinaUniv.ofTech”Guangzhou510641,China)Abstract:Objetive:Inordertorealizeautomaticimagemeasurementforparts,anautomaticimagemeasurementsystemisestablishedanditsappliedalgorithmssuchasgeometricfigure
5、recognitionandmeasurement,heightmeasurementbasedonautofocusandetcisinvestigated.Method:First,basedonimagefeatureparameterssuchasarea,Circularity,perimeterandetc,therecognitionalgorithmsfortypicalgeometricFiguresofrectangleandcirclearepresented.Measuringprinciplesandalgorithmsoftypicalplan
6、egeometricfiguresareanalyzedbytakingthemeasurementsofthelineandcirclegeometricfiguresasanexample,i.e.,thefigurefittingisadoptedaftertheedgepointsofgeometricfiguresarcextracted.Thenaftertheperformanceofseveralautofocusevaluatingmethodsiscompared,thealgorithmofheightmeasurementbyvisualautom
7、aticfocusingisanalyzed.Finally,themethodofscalesettingupofmeasurementandthecorrectionoftheerrorofrasterreadingarediscussedaswell.Result:Experimentalresultsindicatethattheprecisionofthesystem’sscalesettingupis
8、o.5pnandthemeasuringprecisionoffiguresiswithinmicron,andtheprecisionofheightmeas
9、urementis0.035
10、nin
11、conclusion:Itcansatisfythesystemrequirementsofnon-contact,online,realtime,higherprecisionandrapidspeed,aswellasstronganti-jammingandstabilization.Keywords:Computervision;Edgedetection;Geometricfigure;Curvefitting;Subpixel1引言(四号)随着产品的微型化,加工订单的国际化,对
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