Zvikonzero Zvokuongorora Kubva Pakurongedza Maitiro

Mwenje wemwenje we LED wakafa, vatengi vakaita semakambani ekurongedza, zvigadzirwa zvepasi zvakapedzwa kusvika kumayuniti uye vanhu vanoshandiswa mukushandisa vanogona kusangana nazvo. Chikonzero ndechekuti kune marudzi maviri emamiriro ezvinhu: Chekutanga, kubuda kweiyo LED kwakakurisa kuti iite PN knot kurasikirwa, kuitira kuti mwenje we LED usavheneke, uye mhando yemamiriro ezvinhu kazhinji haikanganisi basa re. mamwe magetsi e LED; chechipiri, LED, LED, LED Mutungamiri wemukati wekubatanidza wechiedza wakaputsika kuita mwenje wakafa we LED pasina ikozvino kupfuura. Mhando yemamiriro ezvinhu ichakanganisa basa rose remamwe magetsi e LED. V —2.2V, yebhuruu -girini uye chena LED basa voltage 2.8 —3.2V), kazhinji yakabatana netambo uye yekubatanidza kugadzira akasiyana ebasa voltages. Iyo yakawanda mwenje ye LED yakabatana, iyo inowedzera kukanganisa. Iyo zero -tambo ye LED mwenje haina kujeka, inogona kuonekwa kuti mamiriro acho akanyanya kuoma kupfuura yekutanga mhando yemamiriro ezvinhu. Mwenje yakafa ye LED ndeye Guan Jian, iyo inokanganisa kubuda kwehuwandu uye kuvimbika. Nzira yekudzikisa uye kubvisa marambi akafa uye kuwedzera kuburitsa vhoriyamu uye kuvimbika inyaya yakakosha inoda kubatwa nekuisa chisimbiso uye kushandisa mabhizinesi. Ngatiitei ongororo uye nhaurirano pakuumbwa kwemarambi akafa. 1. Electrostatic kukuvadzwa kune chip LED yakakuvadzwa kuita kuti PN knot ye LED chip iparare, iyo yekudonha ikozvino inobviswa, uye inova rudzi rwekupokana. Dhiabhorosi anokuvadza zvikuru. Makumi emamiriyoni emadhora ekurasikirwa kwehupfumi. Naizvozvo, chikamu chemagetsi che anti-line electronic electronic component ibasa rakakosha muindasitiri yemagetsi. Usatore kurerutsa kune LED kurongedza uye LED kuratidza makambani. Kana paine dambudziko mune chero chinongedzo, chinokonzeresa kukuvadzwa kwe LED, izvo zvinokonzeresa kuita kwe LED kudzikira. Isu tinoziva kuti muviri wemunhu (ESD) unogona kusvika zviuru zvitatu zvevolt kuruboshwe kuruboshwe, uye tsoka dzinogona kutyora iyo LED chip kuburikidza nekukuvara. Iyo yekurongedza mitsara yekugadzira mu LED. Kunyangwe kupikisa kwepasi kwemidziyo yakasiyana-siyana kunogona kusangana nezvinodiwa. Zvinokoshawo zvikuru. Kazhinji kazhinji, kudzivisa kwepasi kunodikanwa Nokuda kwe4 ohms, kudzivisa kwepasi hakudini kusvika ≤2 ohm. Kukuvadzwa kwe LED kwemuviri wemunhu kwakakurawo. Pakushanda, kupfeka anti-static yunifomu, ine static yemagetsi mhete, static electrostatic ring iratidziro yakaipa, uye hapana mhedzisiro yakanaka pakutenderera kwemagetsi emagetsi emagetsi. Kana ukasashandisa rudzi urwu rwechigadzirwa, kana vashandi vakatyora maitiro ekushanda, vanofanirwa kuwana yambiro yakawanda, uye panguva imwechete inosimudzira kushandiswa kwevamwe. Yakawanda sei muviri wemunhu une magetsi akamira, zvipfeko zvakasiyana zvemachira zvinopfekwa nevanhu, uye huwandu hwemunhu wega wega, muusiku hwematsutso nechando, isu takaoma kuona kubuda pakati pembatya. Zvakaipa. Iko ESD kukosha kwesilicon-based base chip ingori zana negumi volts, uye kukosha kweESD kwesafire base chip kwakadzikira, chero 500 —600 volts. Chipu chakanaka kana LED, kana tikaitora nemaoko edu (muviri hautore chero matanho ekudzivirira), zvigumisiro zvinogona kufungidzirwa kuti chip kana LED ichakuvadzwa kune zvidimbu zvakasiyana. Ruoko rwakanaka zvekuti rwakanaka zvekuti idenda remagetsi akamira. Kana bhizinesi rekurongedza rikasashanda zvakanyanya zvinoenderana nemirairo yepasi, iyo kambani pachayo ichadzikisa chiyero chekufanirwa chechigadzirwa uye kuderedza kusimba kwehupfumi hwebhizinesi. Kana iyo midziyo nevashandi vanoshandisa maLED asina kudzika hazvidzivisike. Zvinoenderana nezvinodiwa zveiyo LED standard manual, iyo LED inotungamira kureba colloid haisi shoma pane 3 —5 mm, kukotama kana kuti kutsva, asi makambani mazhinjisa haachiiti izvozvo, asi bedzi ukonyu hwebhodi yePCB (≤2 mm) kugadza kusina kunanga, kuchaparirawo kuvadziko kana kuti kuvadziko kumaLPD. Nekuti yakanyanya kupisa tembiricha ichakanganisa chip, inozokanganisa chip hunhu uye kuderedza kupenya kwemwenje, kuitira kuti chiitiko chisajairika. Hapana bhizinesi diki rinoshandisa manyoro welding, uchishandisa makumi mana wattipaton soldering iron, tembiricha yekubatira haigone kudzorwa, uye tembiricha yesimbi inogadzirwa. 300 —Pamusoro pe400 C, yakanyanya kupisa tembiricha yewelding inoumbawo mwenje akafa. Iyo LED inotungamira yakapetwa kakati wandei kupfuura iyo yekuzvimba coefficient pa150 C pakupisa kwakanyanya. Inotonhora inodzika iyo welding point yakavhurika, ichigadzira rakafa rambi chiitiko. 2. Chikonzero chechiitiko chechiitiko chemwenje mukati mekubatanidza welding yemwenje yeLeD. 2.1 Ongororo yechiitiko chemarambi akafa 2.1 Iyo nzira yekugadzira yebhizinesi rekurongedza haina kukwana, uye nzira yekuongorora iri kumashure. Mutsara wekuvhara wakagadzirwa nemhangura kana simbi simbi zvinhu nechaiyo molds. Nokuti zvinhu zvemhangura zvinodhura, mari yacho inongogara yakakwirira. Pamusana pemusika unotyisa, zvinhu zvinokanganiswa. Simbi rinounza LEDs. Kuvharwa kwesimbi kwesimbi kunofanira kuva sirivha -plated. Sirivha yekuputira haina maitiro maviri. Imwe ndeyekudzivirira moxibustion uye ngura. Imwe yacho ndeye kufambisa welding. Izvo zvinoenderana nehupenyu hwe LED. Pamberi pe electroplating, kugadzirisa kunofanira kuitwa zvakanyatsoenderana nemitemo, uye nzira yekubvisa, kubvisa mafuta, uye phosphorusization inofanira kunge iri perfunctory. , Iyo yekupfekedza yakanyanyisa uye mutengo wakawandisa, wakatetepa zvakanyanya kukanganisa huwandu. Nekuti akajairwa maLED ekurongedza makambani haakwanise kutarisa huwandu hwemagetsi eplating, inopa mamwe mabhizinesi emagetsi emagetsi asina mapeji kudzikisa sirivheri -plated layer ye electroplating, kuderedza mutengo. Iyo nzira yekuyedza inoshaikwa, uye hapana chiridzwa chine ukobvu uye nekukurumidza kweiyo straton plating layer. Ndakaona kuti ndaona mwedzi mishoma ndiri mudura uye ndaita ngura mushure memwedzi mishoma. Zvigadzirwa zvakagadzirwa nemutsara wekuvhara wakadaro zvechokwadi hazvina kureba, usataure 3 —50,000 maawa, 10,000 maawa idambudziko. Chikonzero chiri nyore kwazvo gore rega rega pasina nguva yenguva. Mamiriro ekunze uye hunyoro hwemhepo hwemhepo hwakakwirira, uye zvakaoma kuumba imwe yakasiyana electroplating metal parts. Kunyangwe iyo yakavharidzirwa LED ichave yakanyanya kutetepa uye sirivheri-plated layer yakanyanya kutetepa, uye majoini ewelding achatorwa kuti agadzire chiitiko chemwenje chakafa. Ndiko kuti, zviedza zvatakasangana nazvo hazvina kuvhurwa, asi chaizvoizvo, majoini emukati solder anotorwa kubva pasherufu. 2.2 Maitiro ega ega ari kunze kwemaitiro ekurongedza anofanira kuitwa zvinoenderana nekusagadzikana. Chikonzero chekuregeredza chero chinongedzo ndechekugadzira mwenje wakafa. Iyo glue ichadzokera kune chip goridhe padhi kuti iite pfupi dunhu, uye chip chinenge chisina kunamira. Zvimwe chetezvo nezve dual welded chip point insulation gum. Kana iwe ukaodha yakawanda insulating glue, iwe unodzokera kune yegoridhe padhi yechip kuti ugadzire iwo chaiwo welding muchero panguva yewelding. Kune mashoma machipisi uye haakwanise kusimba, saka duct inofanira kunge iri chaiyo. Iyo welding process yakakoshawo. Iko kurongeka kwekudzvanywa, nguva, tembiricha, uye simba regoridhe welding muchina kunofanirwa kuve kwakaringana. Kunze kwenguva yakatarwa, mamwe maparamita matatu anogadziriswa. Dacong inonetsa kupwanya chip, idiki kwazvo, yakaoma kupinza. Tembiricha yewelding inowanzo 280 C. Iyo magetsi ekugadzirisa inoreva iyo ultrasonic simba rekugadzirisa. Rwakakura zvikuru uye ruduku zvikuru. Zvinhu zvakanaka, zvakaongorora nezvinoedzwa zvechiirimo zvine magiramu 6, izvo zvakakwaniriswa. Gore rega rega, iwo maparamendi egoridhe bhora welding muchina anoonekwa uye anoverengerwa kuti ave nechokwadi chekuti welding maparamendi ari mune yakanakisa fomu. Mukuwedzera, iyo arc ye welding line haidiwi. Kureba kwearc kwekamwe welding point chip ndeye 1.5-2 machipisi ukobvu, uye kureba kwearc yeaviri welding joint chip ndeye 2-3 machipisi ukobvu. Kureba kwearc kwakadzikira zvakanyanya kuti kuite rambi rakafa kana welding. 3. Iyo nzira yekuziva iyo chaiyo welding yakafa mwenje ichapisa iyo isingachinjiki ye LED mwenje neyakareruka kupisa iyo LED lead kusvika 200-300 C, kubvisa iyo yakareruka, uye kubatanidza iyo LED ne3 volti bhatiri neiyo negative electrode. Chiedza, asi mwenje we LED wakadzikiswa kubva pachiedza kuenda kusingaenderere mberi nekupisa tembiricha, zvobva zvaratidza kuti mwenje we LED ndeyekushongedza. Chikonzero chekupisa chinogona kuvhenekera ndiko kushandiswa kwesimbi yekupisa kupisa uye kuputika. Mutungamiriri we LED anowedzerwa uye anotambanudzirwa kumajoini emukati solder kana kupisa. Kudhirowa kudhirowa kune yakajairwa tembiricha fomu, bvisa iyo yemukati solder poindi, mwenje we LED hauna kuvhenekerwa, mhando yenzira inodzokororwa yakaedzwa ndeyemweya. Welding mwenje maviri-welded pamhando iyoyo ye virtual welding iri pamutsetse wesimbi, wakanyoroveswa nesarufa yakakora kunyungudutsa iyo LED yekunze colloid, uye iyo colloid inonyungudika nekubviswa. Iwe unogona kuwana dambudziko rekuti yekutanga welding kana maviri-welding. Iyo parameter yegoridhe silk bhora welding muchina haina kururama, kana zvimwe zvikonzero zvekuvandudza nzira uye maitiro. Vashandisi vanoshandisa zvigadzirwa zve LED vachasanganawo nechiitiko chemarambi akafa, ndiko kuti, mushure mekunge zvigadzirwa zve LED zvashandiswa kwenguva yakati, chiitiko chemwenje akafa chinoitika. Hapana zvikonzero zviviri zvemarambi akafa. Iko hakuna dambudziko nehuwandu hwe electroplating, uye kubuda kweiyo LED chip kuchagadzirawo mwenje we LED hauzovheneke. Iye zvino izvo zvigadzirwa zvakawanda zve LED zvinodzivirirwa nekusawedzera anti-electrostatic dziviriro kuitira kuderedza mari, saka zvakaoma kuve nehungwaru senge static damage chip. Zvakaoma kuratidza mwenje wemwenje mumazuva ekunaya seyakakwira voltage electrostatic, uye peak pulse yeyakaturikidzana yetambo yemagetsi, izvo zvinozoita kuti zvigadzirwa zve LED zvikuvadzwe kune akasiyana madhigirii. Iko hakuna zvikonzero zvakawanda zvemwenje werufu. Haikwanise kunyorwa imwe neimwe. Kubva pakurongedza, kushandiswa, uye kushandiswa kwezvibatanidza zvakasiyana-siyana, hazvibviri kuoneka zviedza zvakafa. Maitiro ekuwedzera huwandu hwezvigadzirwa zve LED ndezvekuti bhizinesi rekuputsa uye kushandiswa kwebhizinesi kunofanirwa kucherechedzwa zvakanyanya. Uye iyo nyaya yekutsvagisa yekutsvagisa, kubva kumachipi uye kusarudzwa kweraki, kune LED kurongedza zero process process, zvinoenderana neiyo ISO2000 huwandu system. Chero bedzi kubuda kwe LED kunogona kuwedzera zvakakwana, inogona kuva hupenyu hurefu, yakakwirira uye yakavimbika. Panyaya yemaseketi ari kushandisa, kusarudza voltage -sensitive kuramba uye PPTC zvikamu zvekuvandudza dunhu redziviriro, wedzera parallel nhamba yenzira dzakafanana, uye shandisa inogara iripo inochinja ikozvino. Deletion tembiricha dziviriro chiyero chisina kukodzera chekuvandudza kuvimbika kwezvigadzirwa zve LED.