(Ceramic zuwa Karfe Haɗe SasheWanda ya samarwaWintrustek)
I.Bayyana na Abubuwan da aka Welded Ceramic-to-Metal
Abubuwan welded yumbu-zuwa karfesassa ne masu amfani masu amfani waɗanda ke amfani da ingantattun hanyoyin walda don samar da ƙarfi mai ƙarfi, matsananciyar iskar gas, da haɗin wutar lantarki da abin dogaro tsakanin yumbu da kayan ƙarfe. Ana amfani da su da yawa a aikace-aikacen da ke buƙatar juriya zuwa yanayin zafi mai girma, matsa lamba, ko yanayin injin.
II. Fasahar Brazing Metal Mai Aiki
1. Mabuɗin Ka'idodin Fasaha
Ƙarfe mai aiki da brazing yana amfani da abubuwa masu amsawa (titanium, zirconium, hafnium, vanadium, da dai sauransu) a cikin filler ɗin brazing don amsa sinadarai tare da yumbu, wanda ke haifar da wani nau'in haɗin kemikal a mahaɗin yumbu-karfe. Wadannan abubuwa masu aiki suna da babban jan hankali ga oxygen, nitrogen, da carbon. Dumama a cikin vacuum ko inert yanayi yana haifar da nanoscale martani yadudduka (misali, TiO₂, TiN, TiC) akan saman yumbu. Wannan yana ba da damar jiƙa ta wurin narkakken ƙarfen filler, yana haifar da amintaccen haɗin haɗin "ceramic-reaction Layer-braze joint-metal".
2. Mabuɗin Tsari
2.1 Brazing Filler Metal System:
Ag-Cu-Ti: Ma'auni na masana'antu, kyakkyawan aiki mai mahimmanci
Cu-Ti: Ƙananan farashi, juriya mai zafi
Au-Ni-Ti: Babban dogaro, aikace-aikacen sararin samaniya
Solder-Free Azurfa: Don na'urorin lantarki masu buƙatar rigakafin ƙaura ta azurfa
2.2 Sarrafa Tsari:
Bukatun Muhalli: Babban injin (
Ikon Zazzabi: 20-50°C sama da ruwa mai siyar (800-900°C don tsarin Ag-Cu-Ti)
Ikon Lokaci: Mintuna da yawa zuwa mintuna ashirin, daidaita cikar amsawa da kauri mai mu'amala
2.3 Tsari:
Pre-jiyya: Daidaitaccen tsaftacewa na yumbu da jiyya na ƙarfe; kau da oxide yadudduka daga karfe sassa
Taro: Daidaitaccen taro na yumbu, abubuwan ƙarfe, da foil mai aiki (0.05-0.2 mm)
Vacuum Brazing: Fitarwa → Shirye-shiryen dumama → Rike zafin jiki → Sarrafa sanyaya
Bayan-jiyya: tsaftacewa da dubawa na farko
III. Fasahar gano Leak Mass Spectrometer Helium Mass Spectrometer
1. Wajibi na Gane Leak
Abubuwan welded yumbu-karfe ana aiki da su a aikace-aikacen buƙatu masu girma kamar tsarin injin da kuma kayan aikin sararin samaniya. Tabbatar cewa sun cika kusan-"cikakken hatimi" sharuɗɗan (ƙididdigar ƙira
2. Ka'idar Ganowa
Yin amfani da helium azaman iskar gas mai ganowa, tsarin yana amfani da ƙaramin girmansa na ƙwayoyin cuta, yanayin rashin aiki, da ƙarancin ƙima. Helium yana shiga cikin ma'aunin sitiriyo ta hanyar ɗigon ruwa, an ionized, an raba shi da filin maganadisu, kuma na'urar ganowa ta musamman ta gano shi. Ƙarfin siginar ya yi daidai da abubuwan da ke cikin helium, yana ba da izinin ƙididdige ƙididdiga daidai.
3. Babban hanyoyin ganowa
Hanyar 1: Hanyar Sniffing (Gano Leak Na Gida)
Tsari:
Ana fitar da ciki na kayan aikin kuma an haɗa shi da na'urar ganowa.
Ana duba wurin walda na waje da bindigar feshin helium.
Ana sa ido kan sigina a ainihin lokacin don gano daidai wuraren ɗigogi.
Halaye:Ya dace da gano leaks a cikin ƙananan sassa, babban hankali.
Hanyar 2:Helium Hood/Hanyar Rufe (Gabaɗaya Ƙimar Mutuncin Hatimin)
Tsari:
Kayan aikin yana cike da helium kuma an sanya shi a cikin murfi, ko kuma ana amfani da murfin waje/sniffer don ganowa.
An gano helium tara ko tserewa.
Halaye:Yana auna jimlar ladadin kuzari; dace da hadadden tsarin sassa.
4. Tsarin Aiki (Amfani da Hanyar Sniffing azaman Misali)
4.1 Matakin Shiri:
Tsaftace kayan aiki, daidaita kayan aiki, da tabbatar da asalin helium na muhalli.
4.2 Aiwatar Ganewa:
An haɗa kayan aikin zuwa tsarin gano ɓarna kuma an kwashe shi zuwa matsin aiki.
Fesa helium yana farawa lokacin da tsarin tsarin ya kai ≤0.1 Pa (fasa nisan bindiga: 1-2 cm, matsa lamba: 0.1-0.2 MPa).
Binciken tsari na tsari tare da kabu na weld, tare da mai da hankali kan wuraren da aka tattara hankalin zafin zafi.
4.3 Binciken Bayanai:
Ana kunna ƙararrawa idan ƙimar ɗigo ta wuce madaidaicin (misali, 1×10⁻ Pa·m³/s).
Ana yiwa alama alama, kuma ana yin rikodin yanayin ganowa da bayanai.
4.4 Sake dubawa da bayar da rahoto:
Sake gwadawa bayan gyare-gyare, sannan kuma samar da cikakken rahoton gwaji.
5. Matsayi na Musamman da Ma'auni
Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararru.
Ƙimar Hankali: An zaɓa bisa filin aikace-aikacen; Bukatun-aji na sararin samaniya na iya kaiwa matakai masu tsauri kamar 10⁻¹² Pa·m³/s.
Daidaitaccen Yarda: Riko da ƙa'idodin ƙasa / soja, ASTM, ko ƙayyadaddun ƙayyadaddun masana'antu.
Binciken gazawa: Binciken ƙananan ƙananan sassa, kamar sassan sassa na ƙarfe da sikanin microscopy na lantarki (SEM), don ɗigogi da suka wuce matsayi.
Wintrustek zai gudanar da gwajin leak na helium ga kowane yumbu zuwa sassan ƙarfe. Da fatan za a duba hanyar haɗin da ke ƙasa don komawa zuwa gwajin ƙimar mu:
https://youtu.be/Et3cTV9yD_U?si=Yl8l7eBH5rON7I_f
IV. Yanayin Aikace-aikacen Na Musamman
Kunshin Kayan Wutar Lantarki: Haɗin kai tsakanin yumbura (AlN/Al₂O₃) da yadudduka tagulla a cikin kayan aikin IGBT.
Abubuwan Tsarin Tsarin Matsala: Rubutun yumbu-zuwa-karfe a cikin masu kara kuzari da kayan aikin semiconductor.
Aerospace: Injin na'urori masu auna firikwensin da rufe windows.
Makamashi da Optoelectronics: Haɗin haɗin man fetur da fakitin Laser mai ƙarfi.
V. Takaitawa
Karfe brazing mai aiki shine hanyar tushe don samar da abin dogaroyumbu-zuwa karfejunctions, tare da gano ruwan leak na helium mass spectrometer wanda ke aiki azaman ma'aunin zinare don tabbatar da halayen su. Haɗin waɗannan fasahohin guda biyu suna ba da garantin dogaro na dogon lokaci na abubuwan waldawa a cikin yanayi masu tsauri. A cikin ainihin aikace-aikacen, yana da mahimmanci don haɓaka sigogin tsarin brazing kuma zaɓi hanyoyin gano ɗigo masu dacewa da matakan azanci dangane da tsarin aikin aiki, halayen kayan aiki, da buƙatun aikace-aikace. Wannan tsarin yana haɓaka tsarin kula da ingancin rufaffiyar madauki wanda ke gudana daga ƙira zuwa tabbatarwa.
