Ukuhlolwa kokuhlolwa kwe-post-weld okungabhubhisi

Izindlela zokuhlola ezingalimazi zivame ukusetshenziswa

1.UT (Ukuhlolwa kwe-Ultrasonic)

——Isimiso: Amagagasi omsindo asakazeka endabeni, lapho kukhona ukungcola kokuminyana okuhlukahlukene kokubalulekile, amaza omsindo azobonakala, futhi umphumela we-piezoelectric wesici sokubonisa uzokhiqizwa esibukweni: isici esikuphenyi singaguqula. amandla kagesi abe amandla omshini, kanye nomphumela ophambene, amandla omshini aguqulwa abe amandla kagesi I-Ultrasonic longitudinal wave kanye ne-shear wave / shear wave, i-probe ihlukaniswe yaba i-probe eqondile kanye ne-oblique probe, i-probe eqondile ikakhulukazi ithola izinto ezibonakalayo, i-oblique probe ikakhulukazi. ithola ama-weld

——Imishini yokuhlola ye-Ultrasonic nezinyathelo zokusebenza

Izisetshenziswa: Umtshina we-Ultrasonic flaw, probe, block block

Inqubo:

I-couplant eboshwe ngebhulashi.Thola.Linganisa amasignali abonisiwe

——Izici zokutholwa kwe-Ultrasonic

Ukuma kwezinhlangothi ezintathu kunembile, kuvumela kuphela ukusuka ohlangothini lwengxenye ukuthi isebenze, ukujiya kokutholwa kokukhulu - kufika kumamitha angu-2 noma ngaphezulu, kungathola ukhiye ongaqhubeki - uhlobo oluyisicaba aluqhubeki, okokusebenza okulula ukukuthwala, okudinga izinga lokuthola amaphutha iphakeme, ukujiya ngokuvamile kuyadingeka hhayi ngaphansi kuka-8mm, indawo ebushelelezi

——Usawoti onamathisele osetshenziselwa ukubona amaphutha e-ultrasonic uphezulu kakhulu, futhi kufanele uhlanzwe ngokushesha ngemva kokutholakala kwamaphutha

I-paste esetshenziselwa ukutholwa kwamaphutha e-ultrasonic embonini yemboni esindayo inosawoti ophezulu kakhulu, futhi uma ingahlanjululwa ngesikhathi, izoba nomthelela omkhulu kwikhwalithi ye-anti-corrosion coating.

Ngezingubo ezivamile zokulwa nokugqwala, umsebenzi wayo oyinhloko ukuhlukanisa umoya noma amanzi (i-electrolyte) endaweni evikelekile, kodwa lokhu kuhlukaniswa akuphelele, ngemva kwesikhathi esithile, ngenxa yokucindezela komkhathi, umoya noma amanzi (i-electrolyte) isazoqhubeka. faka indawo evikelekile, khona-ke indawo evikelekile izokhiqiza ukusabela kwamakhemikhali ngomswakama noma amanzi (i-electrolyte) emoyeni, kuyilapho igqwala indawo evikelekile.Usawoti ungasetshenziswa njengezisusa zokusheshisa izinga lokugqwala, futhi uma usawoti uphezulu, izinga lokugqwala liyashesha.

Embonini yemboni esindayo, kukhona ukuhlinzwa - ukutholwa kwephutha kwe-ultrasonic, ukusetshenziswa kwe-paste (couplant) usawoti kuphezulu kakhulu, okuqukethwe kukasawoti kufinyelele ngaphezu kuka-10,000 μs / cm (imboni ngokuvamile idinga okuqukethwe kukasawoti we-abrasive kuncane. kune-250 μs / cm, usawoti wethu wamanzi wasekhaya ngokuvamile u-120 μs / cm), kulokhu, ukwakhiwa kopende, ukugqoka kuzolahlekelwa umphumela wokulwa nokubola esikhathini esifushane.

Umkhuba ojwayelekile uwukuhlanza unamathisele obonayo onamaphutha ngamanzi ahlanzekile ngokushesha ngemva kokubona amaphutha.Kodwa-ke, amanye amabhizinisi awakunambithi ukubaluleka kokunqanda ukugqwala, futhi awakuhlanzi okunamathiselwe ngemva kokutholwa kwamaphutha, okuholela ekubeni kube nzima ukususa ukunamathisela kokubona amaphutha ngemva kokoma, okuthinta ngokuqondile ikhwalithi yokunqanda ukugqwala kwenamathela.

Nali isethi yedatha yesilingo:

1. Idatha kasawoti yoketshezi lokuthola amaphutha

——Isimiso: ukusakazeka nokumuncwa kwemisebe - ukusakazeka ezintweni ezisetshenziswayo noma ezishisiwe, ukumuncwa kwemisebe ngamafilimu

Ukumuncwa kwemisebe: izinto eziwugqinsi neziminyene zimunca imisebe eminingi, okuholela ekuzweleni okuncane kwefilimu nesithombe esimhlophe.Ngokuphambene nalokho, isithombe simnyama

Ukungaqhubeki ngesithombe esimnyama kufaka phakathi: ukufakwa kwe-slag \ imbobo yomoya \ i-undercut \ i-crack \ ukuhlanganiswa okungaphelele \ ukungena okungaphelele

Ukungaqhubeki ngesithombe esimhlophe: Ukufakwa kwe-Tungsten \ spatter \ ukugqagqana \ ukuqinisa i-weld ephezulu

——Izinyathelo zokuhlola ze-RT

Lena indawo ka-Ray

Beka amashidi ohlangothini olungemuva lwe-weld

Ukuchayeka ngokuya ngamapharamitha enqubo yokuthola amaphutha

Ukuthuthukiswa kwefilimu: Ukuthuthukisa - ukulungisa - Ukuhlanza - ukomisa

Ukuhlolwa kwefilimu

Vula umbiko

——Umthombo we-ray, inkomba yekhwalithi yesithombe, ubumnyama

Umthombo womugqa

I-X-ray: ubukhulu be-transillumination ngokuvamile bungaphansi kwama-50mm

I-X-ray yamandla aphezulu, i-accelerator: ubukhulu be-transillumination bungaphezu kuka-200mm

γ Ray: ir192, Co60, Cs137, ce75, njll., enogqinsi lokukhanya olusuka ku-8 kuye ku-120mm

Inkomba yekhwalithi yesithombe ewumugqa

Inkomba yekhwalithi yesithombe yohlobo lwembobo kufanele isetshenziselwe i-FCM yebhuloho

Ubumnyama d=lgd0/d1, enye inkomba yokuhlola ukuzwela kwefilimu

Izidingo ze-X-ray radiographic: 1.8~4.0;γ Izidingo ze-Radiographic: 2.0~4.0,

——Imishini ye-RT

Umthombo we-ray: umshini we-X-ray noma umshini we-γ we-X-ray

I-alamu ye-ray

Ilayisha isikhwama

Inkomba yekhwalithi yesithombe: uhlobo lomugqa noma uhlobo lwephasi

Imitha yobumnyama

Umshini wokuthuthukisa ifilimu

(uhhavini)

Isibani sokubuka ifilimu

(igumbi lokuvezwa)

——Izici ze-RT

Isebenza kuzo zonke izinto zokwakha

Amarekhodi (amabi) kulula ukuwagcina

Ukulimala kwemisebe emzimbeni womuntu

Ukuqondisa kokuyeka:

1. ukuzwela kokungaqhubeki ngokuhambisana nesiqondiso se-beam

2. ayizweli ekunqanyulweni okuhambisana nendawo ebonakalayo

Uhlobo lokuyeka:

Izwela ukungaqhubeki kwezinhlangothi ezintathu (ezifana nezimbotshana), futhi kulula ukuphuthelwa ukuhlolwa kokungaqhubeki kwendiza (njengokuhlangana okungaphelele nokuqhekeka) Idatha ibonisa ukuthi izinga lokutholwa kwe-RT yokuqhekeka ngu-60%

I-RT yezingxenye eziningi izofinyelelwa kuzo zombili izinhlangothi

Okubi kufanele kuhlolwe ngabasebenzi abanolwazi

3.mt (ukuhlolwa kwezinhlayiya kazibuthe)

——Isimiso: ngemva kokuba ucezu lokusebenza lufakwe uzibuthe, indawo yokuvuza kazibuthe ikhiqizwa lapho kungaqhubeki, futhi inhlayiya kazibuthe iyakhangiswa ukuze yakhe isibonisi sokulandelela kazibuthe.

Inkambu kazibuthe: inkambu kazibuthe unomphela kanye ne-electromagnetic field ekhiqizwa uzibuthe unomphela

Izinhlayiyana zikazibuthe: inhlayiya enozibuthe eyomile kanye nezinhlayiyana kazibuthe ezimanzi

Izinhlayiya zikazibuthe ezinombala: inhlayiya kazibuthe emnyama, inhlayiya kazibuthe ebomvu, inhlayiya kazibuthe emhlophe

Impushana kazibuthe eyi-Fluorescent: ikhanyiswa isibani se-ultraviolet ekamelweni elimnyama, iluhlaza okwesibhakabhaka futhi inokuzwela okuphezulu kakhulu

Ukuqondisa: ukungaqhubeki kwe-perpendicular to the direction of the magnetic line of force yikona okuzwela kakhulu

——Izindlela ezivamile zikazibuthe

I-Longitudinal magnetization: indlela yejoka, indlela yekhoyili

I-Circumferential magnetization: indlela yokuxhumana, indlela yomqhubi ophakathi

Imagnethi yamanje:

I-AC: ukuzwela okuphezulu kokungaqhubeki kwendawo

I-DC: ukuzwela okuphezulu kokungaqhubeki eduze kwendawo

——Inqubo yokuhlola izinhlayiya zikamagnetic

Ukuhlanza workpiece

I-workpiece yamagnetic

Faka izinhlayiya kazibuthe ngenkathi uzibuthe

Ukuhunyushwa nokuhlolwa kokulandela kazibuthe

Ukuhlanza workpiece

(demagnetization)

——Izici zeMT

Ukuzwela okuphezulu

ngempumelelo

Indlela yejoka neminye imishini kulula ukuyihambisa

Ukunqanyulwa kwendawo eseduze kungatholwa uma kuqhathaniswa nokungena

Izindleko eziphansi

Kusebenza kuphela ezintweni ze-ferromagnetic, ezingasebenzi ku-austenitic stainless steel, i-aluminium alloy, i-titanium alloy, ithusi nengxube yethusi

Iyazwela ekunambeni endaweni yokusebenza.Ngokuvamile, ubukhulu be-coating akufanele budlule i-50um

Ngezinye izikhathi izingxenye zidinga i-demagnetization

I-4.pt (ukuhlolwa kokungena)

——Isimiso: sebenzisa i-capillarity ukumunca emuva isingene esisele ekumisweni, ukuze okungenayo (okuvame ukuba bomvu) noketshezi lwesithombe (okuvame ukuba mhlophe) kuxutshwe ukwenza isibonisi.

——Uhlobo lokuhlola olungena ngaphakathi

Ngokohlobo lwesithombe esakhiwe:

Umbala, ukukhanya okubonakalayo

I-Fluorescence, i-UV

Ngokwendlela yokukhipha ukungena ngokweqile:

Ukususwa kwe-solvent

Indlela yokugeza amanzi

Thumela i-emulsification

Indlela evame ukusetshenziswa kakhulu esakhiweni sensimbi yile: indlela yokususa i-solvent enemibala

——Izinyathelo zokuhlola

I-workpiece yokuhlanza: sebenzisa i-ejenti yokuhlanza

Faka isicelo bese ubamba imizuzu engu-2-20.Yilungise ngokwezinga lokushisa elizungezile.Uma isikhathi sisifishane kakhulu, i-penetrant ingaphelele, yinde kakhulu noma izinga lokushisa liphezulu kakhulu, i-penetrant izoma Ongenayo kufanele agcinwe emanzi phakathi nokuhlolwa.

Susa ukungena okweqile nge-ejenti yokuhlanza.Akuvunyelwe ukufafaza i-ejenti yokuhlanza ngqo ku-workpiece.Sula ngendwangu ehlanzekile noma ngephepha elicwiliswe ngesingeneli ukusuka ohlangothini olulodwa ukuze ugweme ukukhipha okungena okungaqhubekiyo ngokuhlanza.

Faka ungqimba olufana noluncane lwesixazululo sikanjiniyela ngesikhawu sokufafaza esingaba ngu-300mm.Isixazululo sikanjiniyela esiwugqinsi kakhulu singadala ukungaqhubeki

Chaza futhi uhlole ukungaqhubeki

Ukuhlanza workpiece

——Izici ze-PT

Ukusebenza kulula

Kuzo zonke izinsimbi

Ukuzwela okuphezulu

Kulula kakhulu ukuhambisa

Ukutholwa kokungaqhubeki kwendawo evulekile kuphela

Ukusebenza kahle okuphansi

Izimfuneko eziphezulu zokugaya ngaphezulu

ukungcoliswa kwemvelo

Ukuguquguquka kokuhlolwa okuhlukahlukene endaweni engalungile