1. Misalan aikace-aikace
1) Allon haɗawa
A shekarun 1960, Kamfanin Motocin Toyota ya fara amfani da fasahar da aka yi da walda mai laushi. Yana haɗa zanen gado biyu ko fiye tare ta hanyar walda sannan a buga su. Waɗannan zanen gado na iya samun kauri, kayan aiki, da halaye daban-daban. Saboda ƙaruwar buƙatun aikin mota da ayyuka kamar adana makamashi, kariyar muhalli, amincin tuƙi, da sauransu, fasahar walda mai laushi ta jawo hankali sosai. Walda faranti na iya amfani da walda tabo, walda ta walƙiya,walda ta laser, walda ta hydrogen arc, da sauransu. A halin yanzu,walda ta laserAna amfani da shi galibi a binciken ƙasashen waje da kuma samar da guraben da aka haɗa da walda.
Ta hanyar kwatanta sakamakon gwaji da lissafi, sakamakon ya yi daidai, yana tabbatar da daidaiton samfurin tushen zafi. An ƙididdige faɗin ɗinkin walda a ƙarƙashin sigogi daban-daban na tsari kuma a hankali aka inganta shi. A ƙarshe, an ɗauki rabon kuzarin katako na 2: 1, an shirya sandunan biyu a layi ɗaya, babban katakon makamashi yana tsakiyar ɗinkin walda, kuma ƙaramin katakon makamashi yana wurin farantin mai kauri. Zai iya rage faɗin walda yadda ya kamata. Lokacin da sandunan biyu suka kasance digiri 45 daga juna. Lokacin da aka shirya, katako yana aiki akan farantin mai kauri da farantin siriri bi da bi. Saboda raguwar diamita mai tasiri na katakon dumama, faɗin walda shima yana raguwa.
2) Karfe daban-daban na aluminum
Binciken da ake yi a yanzu ya zana waɗannan ƙarshe: (1) Yayin da rabon kuzarin hasken rana ke ƙaruwa, kauri na mahaɗin ƙarfe a cikin wuri ɗaya na mahaɗin walda/aluminum yana raguwa a hankali, kuma rarrabawar ta zama ruwan dare. Lokacin da RS=2, kauri na mahaɗin IMC yana tsakanin microns 5-10. Matsakaicin tsawon IMC mai kama da allura kyauta yana tsakanin microns 23. Lokacin da RS=0.67, kauri na mahaɗin IMC yana ƙasa da microns 5, kuma matsakaicin tsawon IMC mai kama da allura kyauta shine microns 5.6. Kauri na mahaɗin ƙarfe yana raguwa sosai.
(2)Idan aka yi amfani da laser mai kusurwa biyu don walda, IMC a mahaɗin walda/aluminum ya fi rashin daidaituwa. Kauri na Layer na IMC a mahaɗin walda/aluminum kusa da mahaɗin walda/aluminum ya fi kauri, tare da matsakaicin kauri na microns 23.7. Yayin da rabon kuzarin hasken ke ƙaruwa, lokacin da RS=1.50, kauri na Layer na IMC a mahaɗin walda/aluminum har yanzu ya fi kauri na mahaɗin walda a cikin yanki ɗaya na haɗaɗɗen ƙarfe.
3. Haɗin ƙarfe mai siffar T mai siffa ta aluminum-lithium
Dangane da halayen injiniya na haɗin laser da aka haɗa da ƙarfe na aluminum 2A97, masu bincike sun yi nazarin ƙarfin tauri, halayen tauri da kuma halayen gajiya. Sakamakon gwajin ya nuna cewa: yankin walda na haɗin laser da aka haɗa da ƙarfe na aluminum 2A97-T3/T4 yana da laushi sosai. Matsakaicin yana kusa da 0.6, wanda galibi yana da alaƙa da narkewa da wahalar da ke biyo baya a lokacin ƙarfafawa; ƙarfin haɗin aluminum 2A97-T4 da aka haɗa da laser fiber IPGYLR-6000 zai iya kaiwa 0.8, amma ƙarfin yana da ƙasa, yayin da fiber IPGYLS-4000 zai iya kaiwa 0.8, amma ƙarfin yana da ƙasa, yayin da fiber IPGYLS-4000 ya fi ƙasa, yayin da fiber IPGYLS-4000 ya fi ƙasa.walda ta laserƘarfin haɗin haɗin ƙarfe na aluminum 2A97-T3 da aka haɗa da laser yana da kusan 0.6; lahani a cikin rami shine asalin fashewar gajiya a cikin haɗin gwiwar laser na aluminum 2A97-T3 da aka haɗa da laser.
A yanayin daidaitawa, bisa ga nau'ikan lu'ulu'u daban-daban, FZ galibi ya ƙunshi lu'ulu'u masu ginshiƙai da lu'ulu'u masu daidaitawa. Lu'ulu'u masu ginshiƙai suna da yanayin girma na EQZ na epitaxial, kuma alkiblar girmarsu tana daidai da layin haɗuwa. Wannan saboda saman ƙwayar EQZ barbashi ne na nucleation da aka shirya, kuma watsar da zafi a wannan alkibla shine mafi sauri. Saboda haka, babban axis na crystallographic na layin haɗuwa a tsaye yana girma sosai kuma gefuna suna da iyaka. Yayin da lu'ulu'u masu ginshiƙai ke girma zuwa tsakiyar walda, yanayin tsarin yana canzawa kuma dendrites masu ginshiƙai suna samuwa. A tsakiyar walda, zafin wurin narkewar yana da yawa, ƙimar watsa zafi iri ɗaya ne a kowane bangare, kuma ƙwayoyin suna girma daidai a kowane bangare, suna samar da dendrites masu daidaitawa. Lokacin da babban axis na crystallographic na dendrites masu daidaitawa ya yi daidai da matakin samfurin, ana iya ganin ƙwayoyin da ke kama da fure a cikin matakin ƙarfe. Bugu da ƙari, wanda ya shafi yanayin sanyaya kayan gida a yankin walda, madaurin da aka daidaita da kyau yawanci suna bayyana a yankin dinkin da aka haɗa da yanayin T mai siffa ta synchronous, kuma yanayin hatsi a cikin madaurin da aka daidaita da kyau ya bambanta da yanayin hatsi na EQZ. Wannan kamanni ne. Saboda tsarin dumama yanayin TSTB-LW ya bambanta da na yanayin synchronous TSTB-LW, akwai bambance-bambance a bayyane a cikin yanayin macromorphology da microstructure. Haɗin T mai siffa iri-iri TSTB-LW ya fuskanci zagayowar zafi guda biyu, yana nuna halayen tafkin narkakken mai biyu. Akwai layin haɗakar biyu a bayyane a cikin walda, kuma tafkin da aka narka wanda walda mai siffa ta zafi ta samar ƙarami ne. A cikin tsarin TSTB-LW mai siffa iri-iri, walda mai zurfi yana shafar tsarin dumama walda mai siffa ta zafi. Dendrites na ginshiƙai da dendrites masu daidaitawa kusa da layin haɗuwa na biyu suna da ƙarancin iyakokin ƙananan ƙwayoyin halitta kuma suna canzawa zuwa lu'ulu'u na ginshiƙai ko na tantanin halitta, wanda ke nuna cewa Tsarin dumama na walda mai ɗaukar zafi yana da tasirin maganin zafi akan walda mai shiga zurfin ciki. Kuma girman hatsi na dendrites a tsakiyar walda mai ɗaukar zafi shine microns 2-5, wanda ya fi ƙanƙanta fiye da girman hatsi na dendrites a tsakiyar walda mai shiga zurfin ciki (microns 5-10). Wannan galibi yana da alaƙa da mafi girman dumama na walda a ɓangarorin biyu. Zafin jiki yana da alaƙa da saurin sanyaya na gaba.
3) Ka'idar walda mai kauri biyu ta laser foda
4)Babban ƙarfin haɗin gwiwa mai solder
A cikin gwajin walda na laser mai siffar ƙwallo biyu, tunda an rarraba sandunan laser guda biyu gefe da gefe a ɓangarorin biyu na wayar gada, kewayon laser da substrate ya fi na walda na laser mai siffar ƙwallo ɗaya, kuma haɗin haɗin solder da aka samu suna tsaye zuwa wayar gada. Alkiblar waya tana da tsayi sosai. Hoto na 3.6 yana nuna haɗin solder da aka samu ta hanyar walda na laser mai siffar ƙwallo ɗaya da na laser mai siffar ƙwallo biyu. A lokacin aikin walda, ko dai katako biyu newalda ta laserhanyar ko kuma hanyar da aka saba amfani da itawalda ta laserhanyar, ana samar da wani wurin narkakken ruwa a kan kayan tushe ta hanyar watsa zafi. Ta wannan hanyar, ƙarfen tushe na narkakken ruwa a cikin wurin narkakken ruwa zai iya samar da haɗin ƙarfe tare da foda mai narkewar kansa, ta haka ne ake cimma walda. Lokacin amfani da laser mai katako biyu don walda, hulɗar da ke tsakanin hasken laser da kayan tushe ita ce hulɗar da ke tsakanin wuraren aiki na hasken laser guda biyu, wato, hulɗar da ke tsakanin tafkin biyu na narkakken ruwa da laser ɗin ya samar akan kayan. Ta wannan hanyar, sabon haɗuwar da aka samu Yankin ya fi na katako ɗaya girmawalda ta laser, don haka haɗin haɗin da aka samu ta hanyar katako biyuwalda ta lasersun fi ƙarfi fiye da katako ɗayawalda ta laser.
2. Babban sassauci da kuma maimaituwa
A cikin fitilar guda ɗayawalda ta lasergwaji, tunda tsakiyar wurin da aka mayar da hankali na laser yana aiki kai tsaye akan wayar micro-gadar, wayar gadar tana da manyan buƙatu donwalda ta laserSigogi na tsari, kamar rarrabawar ƙarfin laser mara daidaituwa da kauri mara daidaituwa na foda na gami. Wannan zai haifar da karyewar waya yayin aikin walda har ma kai tsaye yana sa wayar gada ta tururi. A cikin hanyar walda ta laser mai walƙiya biyu, tunda cibiyoyin tabo na hasken laser guda biyu ba sa aiki kai tsaye akan wayoyin micro-gado, buƙatun tsauraran matakan walda na laser na wayoyin gada suna raguwa, kuma ana inganta walda da maimaitawa sosai.
Lokacin Saƙo: Oktoba-17-2023
