(,710119):,,,。、、。:,,,,。:;;;;;:TH878+.2%%:B%:1001-2311(2011)03-0035-03DesignofAnAutomaticSteelPlateEdgeUltrasonicDetectionSystemJiaYungang(NorthwestMachineryCo.,Ltd.,Xi’an710119,China)Abstract:Forultrasonicdetectionofthesteelplateedge,traditionalpracticeistomechanicallyfixthede-tectionsystemontothemainbeamofthegantrysupport.Inthiscase,themechanicalconjunctionareaisdamagedduetotheirregularedgeprofileoftheplate,andthusuntruedetectiondatawouldbeproduced.Elaboratedinthearticleisanewly-developedautomaticUTsystemforedgeinspectionofthesteelplate,involvingsuchaspectsasthestructuralfeatures,theprocessflow,andtheoperatingprincipleandcharacteristics.BasedontheoperationeffectivenessofthesaidUTsystem,itisconcludedthatthankstotheclosed-loopcontrolofthedetectionoperationbyapneumatic-electricalcontrolsystem,theUTsystemiscapableofautomaticedgedetectionofthesteelplate,andthatthedesignisreasonable,whichresultsintrueandreliabledetectiondata,andflexibleadjustmentandcontrolofthesystemaswell.Keyword:Steelplateedge;Automaticultrasonicdetection;4-linkagemechanism;Follow-upmechanism;Closed-loopcontrol;Design,,、。,。,,。,,,。,。,,,,,。。11。(1976-),,,。STEELPIPEJun.2011,Vol.40,No.320116403351500~4500mm,0~60mm。。,5。,,,10mm(),。,,。,。2[1],1(32mm,60mm),,1,,,,、;2。,。26mm,2mm,50mm。、。,()。,,()。2:(1),,,。。(2),,4500mm,,。,,。3。(3)3,1,。(4)2(32mm,40mm),。(5)。(6),,。1,2。,;,1,。1—2—3—4—5—6—7—8—9—10—11—12—11—12—3—4—2STEELPIPEJun.2011,Vol.40,No.3361—2—3—4—5—26—17—8—9—10—B11—12—113—A14—15—316—17—2333,1B,;2B,;A、,B;3(40mm,50mm)A,B。(2),A,3,B,,;3,2。,4。,3B,,;3,,,,。,3,2B,,3,3()[2],,B,,A,。“”。,,5。4,,,。,,。5[1],.[M].7.:,1997.[2],,.[M].2.:,1999.(:2011-03-28)1—2—3—4—51—2—23—4:2011640337