A cikin 'yan shekarun nan, aikace-aikacen fasahar buga tawada don buga haruffa da tambura a kan allunan PCB ya ci gaba da fadada, kuma a lokaci guda ya haifar da babban kalubale ga kammalawa da dorewar bugun tawada.Saboda ƙarancin ɗankowar sa, tawadan buga tawada yawanci yana da centipoises goma sha biyu kawai.Idan aka kwatanta da dubun-dubatar centipoises na tawada na bugu na allo na al'ada, tawadan buga tawada yana da ɗan damuwa ga yanayin saman ƙasa.Idan tsarin yana da kyau ba shi da kyau, yana da sauƙi ga matsaloli kamar raguwar tawada da faɗuwar hali.

Haɗa tarin ƙwararrun ƙwararru a cikin fasahar buga tawada, Hanyin yana haɗin gwiwa tare da abokan ciniki akan haɓaka tsari da daidaitawa tare da masana'antun tawada na dogon lokaci a wurin abokin ciniki, kuma ya tattara wasu ƙwarewa masu amfani don magance matsalar haruffan buga tawada.

1

Tasirin yanayin tashin hankali na abin rufe fuska na solder
Tashin hankalin saman abin rufe fuska na solder yana rinjayar mannewa da haruffan da aka buga.Kuna iya bincika kuma ku tabbatar ko halin faɗuwar yana da alaƙa da tashin hankali ta saman tebur mai zuwa.

Yawancin lokaci zaka iya amfani da alƙalamin dyne don duba tashin hankalin saman abin rufe fuska na solder kafin buga hali.Gabaɗaya magana, idan tashin hankali ya kai 36dyn/cm ko fiye.Yana nufin cewa abin rufe fuska na solder da aka riga aka yi gasa ya fi dacewa da tsarin buga hali.

Idan gwajin ya gano cewa tashin hankalin saman abin rufe fuska ya yi ƙasa sosai, ita ce hanya mafi kyau don sanar da mai kera abin rufe fuska don taimakawa wajen daidaitawa.

2

Tasirin solder mask fim m fim
A cikin matakin bayyanar abin rufe fuska na solder, idan fim ɗin kariya na fim ɗin da aka yi amfani da shi ya ƙunshi abubuwan da ke tattare da mai na silicone, za a tura shi zuwa saman abin rufe fuska yayin fallasa.A wannan lokacin, zai kawo cikas ga abin da ke tsakanin tawada da abin rufe fuska da kuma yin tasiri ga haɗin gwiwa, musamman wurin da ake da alamun fim a kan allo sau da yawa wurin da haruffan suka fi fadi.A wannan yanayin, ana bada shawara don maye gurbin fim ɗin kariya ba tare da wani man fetur na silicone ba, ko ma amfani da fim ɗin kariya na fim don gwada gwadawa.Lokacin da ba a yi amfani da fim ɗin kariya na fim ba, wasu abokan ciniki za su yi amfani da wani ruwa mai kariya don shafa wa fim ɗin don kare fim ɗin, ƙara ƙarfin fitarwa, kuma suna shafar yanayin saman abin rufe fuska.

Bugu da ƙari, tasirin fim ɗin kariya na fim na iya bambanta bisa ga matakin anti-stick na fim ɗin.Alƙalamin dyne bazai iya auna shi daidai ba, amma yana iya nuna raguwar tawada, wanda zai haifar da rashin daidaituwa ko matsalolin fata, wanda zai shafi mannewa.Yi tasiri.

3

Tasirin haɓakar defoamer
Tun da ragowar mai tasowa mai tasowa kuma zai shafi mannewar tawada hali, ana ba da shawarar cewa kada a saka mai lalata a tsakiyar mai haɓaka don gwada gwadawa lokacin gano dalilin.

4

Tasirin solder mask ragowar sauran ƙarfi
Idan zafin gasa kafin gasa na abin rufe fuska ya yi ƙasa, ƙarin sauran kaushi a cikin abin rufe fuska kuma zai shafi haɗin gwiwa tare da tawada halin.A wannan lokacin, ana bada shawara don ƙara yawan zafin jiki da aka riga aka yi gasa da lokacin abin rufe fuska don gwajin kwatancen.

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Abubuwan buƙatun tsari don buga hali tawada

Ya kamata a buga haruffan akan abin rufe fuska na solder wanda ba a toya a babban zafin jiki ba:
Lura cewa ya kamata a buga haruffa akan allon samar da abin rufe fuska wanda ba a toya a babban zafin jiki bayan haɓakawa.Idan kun buga haruffa akan abin rufe fuska na solder, ba za ku iya samun mannewa mai kyau ba.Kula da canje-canjen da ake buƙata a cikin tsarin samarwa.Kuna buƙatar amfani da allon da aka haɓaka don buga haruffan farko, sa'an nan kuma ana gasa mashin solder da haruffa a babban zafin jiki.

Saita sigogin maganin zafi daidai:
Tawada mai buga jet tawada ce mai sarrafa abubuwa biyu.An raba duk maganin zuwa matakai biyu.Mataki na farko shine pre-curing UV, kuma mataki na biyu shine maganin zafi, wanda ke ƙayyade aikin ƙarshe na tawada.Don haka, dole ne a saita sigogin warkewa na thermal daidai da sigogin da ake buƙata a cikin jagorar fasaha wanda masana'anta tawada suka bayar.Idan akwai canje-canje a ainihin samarwa, yakamata ku fara tuntuɓar masana'anta tawada ko yana yiwuwa.

Kafin maganin zafi, bai kamata a tara allunan ba:
Tawadan buga tawada ana yin riga-kafin kafin warkewar zafin jiki, kuma mannewar ba ta da kyau, kuma faranti masu lanƙwasa suna kawo gogayya na inji, wanda zai iya haifar da lahani cikin sauƙi.A zahirin samarwa, yakamata a ɗauki matakai masu ma'ana don rage juzu'i kai tsaye da tatsa tsakanin faranti.

Masu aiki yakamata su daidaita ayyukan:
Masu gudanar da aikin su sanya safar hannu yayin aiki don hana gurbatar man fetur daga gurbatar hukumar samar da kayayyaki.
Idan an samu tabo a allo, sai a yi watsi da bugu.

6

Daidaita kaurin maganin tawada
A haƙiƙanin samarwa, haruffa da yawa suna faɗuwa saboda jujjuyawar, ɓarna ko tasirin tarin, don haka yadda ya kamata rage kaurin tawada zai iya taimakawa haruffan su faɗi.Yawancin lokaci kuna iya ƙoƙarin daidaita wannan lokacin da haruffan ke faɗuwa don ganin ko akwai wani ci gaba.

Canza kauri mai warkewa shine kawai daidaitawar da masana'anta na kayan aiki zasu iya yi ga kayan bugawa.

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Tasirin tari da sarrafawa bayan buga haruffa
A cikin tsari na gaba na kammala tsarin halayen, hukumar za ta kuma sami matakai irin su danna zafi, latsawa, gongs, da V-cut.Wadannan dabi'un irin su stacking extrusion, juzu'i da damuwa na sarrafa injin suna da tasiri mai mahimmanci akan barin halayen, wanda sau da yawa yana faruwa Babban dalilin faɗuwar hali.

A cikin ainihin binciken, abin da muke gani a zahiri shine a kan bakin bakin bakin abin rufe fuska tare da jan karfe a kasan PCB, saboda wannan bangare na abin rufe fuska ya fi bakin ciki kuma zafi yana canjawa da sauri.Wannan bangare za a yi zafi da sauri, kuma wannan ɓangaren yana iya haifar da maida hankali.A lokaci guda, wannan ɓangaren shine mafi girman daidaituwa akan dukkan allon PCB.Lokacin da allunan da ke gaba suka tara tare don matsawa mai zafi ko yanke, Yana da sauƙi a sa wasu haruffa su karye da faɗuwa.

Lokacin latsa zafi, daidaitawa da kafawa, tsaka-tsakin kushin tsakiya na iya rage raguwar halayen da ke haifar da gogayya, amma wannan hanyar tana da wahalar haɓakawa a ainihin tsari, kuma ana amfani da ita gabaɗaya don gwajin kwatancen lokacin gano matsaloli.

Idan a ƙarshe an ƙaddara cewa babban dalilin shine halayen da ke fadowa ta hanyar rikice-rikice mai wuya, fashewa da damuwa a cikin matakin kafawa, kuma ba za a iya canza alama da tsari na tawada abin rufe fuska ba, masana'antar tawada na iya warware shi gaba ɗaya ta hanyar kawai. maye gurbin ko inganta tawada halin.Matsalar bacewar haruffa.

Gabaɗaya, daga sakamako da gogewar masana'antun kayan aikinmu da masana'antun tawada a cikin bincike da bincike da suka gabata, haruffan da aka sauke galibi suna da alaƙa da tsarin samarwa kafin da bayan tsarin rubutu, kuma suna da ɗan damuwa da wasu tawada.Da zarar matsalar faɗuwar halayen ta faru a cikin samarwa, ya kamata a gano dalilin rashin daidaituwa mataki-mataki daidai gwargwado na aikin samarwa.Yin la'akari da bayanan aikace-aikacen masana'antu na shekaru masu yawa, idan inks ɗin halayen halayen da suka dace da kuma kula da daidaitattun hanyoyin samarwa da suka dace kafin da kuma bayan an yi amfani da su, matsalar asarar halayen za a iya sarrafawa sosai kuma ta cika yawan amfanin masana'antu da buƙatun inganci.