Taura neSimba #LED Packaging Book: Ruzivo rweLED Packaging Technology

Iyo yekurongedza maitiro emwenje e LED ndeye yakakwira-tech yemukati. Mudenderedzwa iri, mune zvakawanda zvinonzi zvakavanzika zvekutengeserana. Nekuti zvinhu izvi zvine chekuita nehupenyu nerufu rwekambani, zvimwe zvinhu hazvibudiswe pachena, kusanganisira mamwe maitiro kana mamwe maitiro kana mamwe maitiro kana mamwe maitiro kana Craft. Izvi zvinhu zvinotarisa zvakananga kana kambani inogona kuve nepakati pekukwikwidza. Nhasi, ini ndichaburitsa ruzivo rwekurongedza tekinoroji yeindasitiri yeLED pano. Ndinotarisira kukubatsira. 1. Kugadzira Kugadzira: A) Kuchenesa: Kushandisa ultrasonic kuchenesa PCB kana mabhuraketi eLED, nekuomesa. b) Kutakura: Mushure mokunge ma electrodes e LED tube core (guru denderedzwa) akawedzerwa, iyo dilated chubhu (hombe denderedzwa pepa) inoiswa pamuzongoza crystal tafura, uye iyo tube core inoshandiswa pasi pe microscope pasi pe microscope. Imwe neimwe inoiswa pamapadhi anoenderana ePCB kana mabhureki eLED, uye ipapo sintering inoitwa kurapa sirivheri glue. C) Inodzvanya welding: Shandisa aluminium kana goridhe waya welding muchina kubatanidza electrode kune LED chubhu core kune inotungamira mune jekiseni razvino. Iyo LED yakaiswa zvakananga paPCB, uye aluminium welding muchina unowanzo shandiswa. (Gadzira mwenje chena Pamusoro-LED inoda muchina wegoridhe wewaya) D) Kurongedza: Nekunongedza glue, chengetedza LED chubhu core uye welded waya ine epoxy. Point glue paPCB board ine zvakaomesesa zvinodiwa pachimiro chechimiro checolloidal mushure mekurapa, icho chakanangana nekupenya kwechigadzirwa chebacklight. Iyi nzira ichaitawo basa re fluorescence powder (white light LED). E) Welding: Kana backlight iri SMD-LED kana mamwe ma LED akavharidzirwa, pamberi pegungano, iyo LED inoda kusungirirwa kuPCB board. F) Kucheka membrane: Shandisa punching mold kucheka akasiyana ma diffuser, anoratidza membranes, nezvimwe. Wemanyuko wechiedza shure. G) gungano: Nemaoko isa nzvimbo chaiyo yezvinhu zvakasiyana-siyana zvebacklight sosi zvinoenderana nezvinodiwa zvekudhirowa. H) Muedzo: Tarisa uone kana iyo backlight sosi optoelectronics paramita uye kufanana kwechiedza kunze kwechiedza. 2. Packaging: Kurongedza chigadzirwa chakapedzwa sezvinodiwa uye kupinda mudura. Chechipiri, muitiro wokupakisa Basa rekurongedza kwe LED ndere kubatanidza kutungamira kwekunze kune electrode ye LED chip, panguva imwechete kuchengetedza LED chip, uye kuita basa mukuvandudza kushanda kwechiedza chekubvisa mwenje. Makiyi maitiro kubatanidza, kudzvanywa welding, kurongedza. 2. LED yekurongedza fomu LED yekurongedza fomu inogona kunzi yakasiyana. Iyo inonyanya kushandisa inoenderana saizi yechimiro, kupisa kwekupisa zviyereso uye mwenje mhedzisiro zvinoenderana neakasiyana maapplication. Ma LED akaiswa mumhando yekurongedza anosanganisira LAMP-LED, TOP-LED, SIDE-LED, SMD-LED, High-Simba-LD, nezvimwe. 3. LED kurongedza maitiro A) Chip yekuongorora girazi yekuongorora: 1. Kunyangwe iyo nzvimbo yepasi ine kukuvara kwemuchina uye kukiya; 2. Kunyangwe iyo chip size uye electrode saizi inosangana nezvinodiwa maitiro; 3. Kana iyo electrode pattern yakakwana. B) Nekuti iyo LED chip ichiri mune diki spacing (inenge 0.1mm) mushure mekukwenya kwe LED chip, haigone kushanda kweiyo post-process. Isu tinowedzera firimu rekunamatira chip tichishandisa muchina wekuwedzera. Ndiyo nzvimbo ye LED chip inotambanudzira kusvika 0.6mm. Inogona zvakare kuwedzerwa nemaoko, asi zviri nyore kukonzera matambudziko akashata senge chip inodonhedza tsvina. C) Sirivha glue kana insulating glue pane inowirirana chinzvimbo chepoint glue panzvimbo inoenderana neiyo LED bracket. (Kune GAAS uye SIC conductive substrates, mwenje dzvuku, yero mwenje, yero -girini chip ine yekumashure electrode kumusana, shandisa sirivheri chingamu. Kune mwenje webhuruu uye yegirini LED chip yesafire insulating base, shandisa insulating glue kugadzirisa chip. ) Kuomerwa kweiyo nzira iri mukutonga kwehuwandu hwekunamatira, uye kune yakadzama process zvinodiwa pakureba kwecolloid kureba uye poindi yepoindi yepoindi yepoindi yepoindi yepoindi. . Nekuti sirivheri glue uye insulating glue zvine zvakaomesesa zvinodiwa mukuchengetedza nekushandisa, kumuka, kubvongodza, uye kushandisa nguva yesirivheri glue zvinhu zvese zvinofanirwa kutariswa kwazviri. D) Kusiyana nekugadzirira uye kuzadza poindi, glue inogadzirira ndeyekuisa silver glue kune LED yekumashure electrode nemuchina wekugadzirira, uye wozoisa iyo LED ine sirivheri guruu kumusana pane LED bracket. Kubudirira kwekugadzirira kwakanyanya kudarika iyo yepoint glue, asi hazvisi zvose zvigadzirwa zvinoshandiswa pakugadzirisa. E) Handmade spines Isa kuwedzera kwe LED chip (kugadzirira kana gel isina kubhadharwa) pachigadziko chetafura yeminzwa. Iyo LED bracket inoiswa pasi pechigadziriso. Pasi pemaikorosikopu, iyo LED chip inobaiwa panzvimbo inoenderana netsono pasi pemaikorosikopu. Kuenzaniswa neiyo otomatiki kurodha yeruoko-cranked, ine bhenefiti imwe kana ichienzaniswa nayo, iri nyore kushandura machipisi akasiyana chero nguva. Inokodzera zvigadzirwa zvinoda kuisa akasiyana machipisi. f) Iyo otomatiki yekurodha uye otomatiki gungano inosanganiswa nematanho maviri: sirivheri chingamu (inodzivirira chingamu) pabhureki re LED pane bracket ye LED. Nzvimbo, wobva waiisa pane inoenderana bracket chinzvimbo. Kuisa otomatiki kunonyanya kujairana nemidziyo yekushandisa hurongwa maererano nehunyanzvi, uye panguva imwe chete gadzirisa kusvibisa uye kuisirwa kwechokwadi kwemidziyo. Edza kushandisa guruu huni kusveta muromo pakusarudza kusveta kudzivirira kukuvadzwa kwechiso che LED chip, kunyanya orchid uye green chip inofanira kushandiswa. Nekuti muromo wesimbi uchakwenya ikozvino kupararira layer ye chip pamusoro. G) Chinangwa chekunyudza uye kunyudza ndechekurapa sirivheri glue, sintering inoda yekutarisa tembiricha kudzivirira batch kutadza. Tembiricha yekupisa sintering yesirivheri chingamu kazhinji inodzorwa pa150 C, uye nguva yekupisa imaawa maviri. Zvinoenderana nemamiriro chaiwo, unogona kugadzirisa kusvika 170 C, 1 awa. Insulation glue inowanzoita 150 C, 1 awa. Sirivha yerabha sintering oveni inofanira kuvhura chigadzirwa chinotsiviwa nekupisa zvinoenderana nezvinodiwa nemaitiro (kana 1 awa), uye haufanirwe kuvhura paunoda. Ovheni yekupisa haifanire kushandisa zvimwe zvinangwa kudzivirira kusvibiswa. H) Chinangwa chekumanikidza welding uye welding inotungamira iyo electrode kune LED chip kuti ipedze basa rekubatanidza mukati nekunze kwechigadzirwa. Kune marudzi maviri e LED's pressure welding process: yegoridhe bhora welding uye aluminium waya yekumanikidza welding. Mufananidzo uri kurudyi ndiwo maitiro ealuminium wire pressure welding. Tanga wadzvanya poindi yekutanga paLED chip electrode, wozodhonza waya yealuminium kubhuraketi inoenderana, wodzvanya poindi yechipiri kuti utyore waya yealuminium. Iyo yegoridhe silk bhora welding process inopisa bhora usati watsikirira poindi yekutanga, uye mamwe maitiro akafanana. Pressive welding ndiyo kiyi yekubatanidza mu LED yekurongedza tekinoroji. Iyo huru muitiro wekuita inoda kutarisa chimiro cheiyo welding goridhe waya (aluminium) arched sirika chimiro, chimiro chejoini yakasungwa. Mu-kutsvagisa kwakadzama pamusoro pekumanikidza welding process kunosanganisira matambudziko akawanda, akadai segoridhe (aluminium) silk zvinhu, ultrasonic simba, pressure welding pressure, banga rekucheka (simbi muromo), split -banga (simbi muromo) kufamba trajectory, nezvimwe. (Iyo nhamba iri pazasi ndeye micro-mafoto emajoini ewelding akatsikirirwa neakaparadzana maviri akasiyana -banga pasi pemamiriro akafanana. Izvo zviviri zvine mutsauko mune iyo diki chimiro, iyo inokanganisa kunaka kwechigadzirwa. ) Hatisisiri kuneta muno. I) Iko kurongedza kwedoti -glue kurongedza LED inonyanya mhando nhatu: guruu shoma, chisimbiso, uye mold kumanikidza. Chaizvoizvo, kuoma kwekutonga kwehunyanzvi mabhubhu, zvinhu zvakawanda, uye mavara matema. Iyo yakagadzirwa inonyanya kusarudzwa nezvinhu, uye iyo yakasanganiswa epoxy uye bracket inosarudzwa. (General LED haigone kupasa gasi tight test.) Sezvinoratidzwa mumufananidzo unoratidzwa kurudyi, iyo Top-LED uye SIDE-LD inoshanda kune point glue packaging. Manual tepi kurongedza zvinodiwa zvakakwirira (kunyanya chena mwenje LED). Chinetso chikuru ndechekudzora kwehuwandu hwekuzadzikiswa kwepoindi, nekuti iyo epoxy inokora panguva yekushandiswa. Iyo poindi yekuzadzikiswa kweiyo chena mwenje LED zvakare ine dambudziko rekusiyana kwemavara kunokonzerwa nefluorescent poda sedimentation. J) Iko kurongedza kwelavage kurongedza LAMP-LED inotora nzira yekudiridza. Maitiro ekuisa chisimbiso ndeyekuisa jekiseni remvura epoxy mu LED mold mold cavity, wobva waisa lattice -welded LED bracket. Mushure mekuwedzera ovheni kusimbisa epoxy. K) Moming packaging inoisa iyo welded LED bracket mu mold, uye epamusoro uye epasi peya ye molds anoshandiswa ne hydraulic molds uye kupomba vacuum. , Epoxy Pinda nzira yerabha mune yega yega LED molding slot uye simbisa. L) CICS uye post-kurapa uye kurapa zvinoreva kurapwa kweiyo encapsulation ye epoxy. Kazhinji, epoxy kurapa mamiriro ari 135 C, 1 awa. Kufambisa kurongedza kunowanzo 150 C, 4 maminetsi. M) Iko rearcultation inorapwa kuitira kuti epoxy irapwe zvakakwana, uye panguva imwe chete, iyo LED inopisa uye kukwegura. Relax kurapa kwakakosha pakuvandudza kusimba kwekunamatira kwe epoxy uye bracket (PCB). Mamiriro ese ari 120 C, maawa mana. N) Jacking uye zvimedu Sezvo LED yakabatanidzwa mukugadzirwa (kwete imwe chete), LAMP packaging LED inoshandisa gluten kutema LED bracket. SMD-LED iri paPCB board, inoda kuve chip muchina kuti ipedze basa rekuparadzanisa. O) Edza iyo optoelectronics paramita ye LED uye edza saizi yechimiro. P) Packaging kuverenga chigadzirwa chakapedzwa. Ultra -yakakwirira inopenya LED inoda anti -static packaging