PCB ukucinezela iingxaki eziqhelekileyo

1. Emhlophe, eveza ukuthungwa kwelaphu leglasi

ingxaki ibangela:

1. I-resin fluidity iphezulu kakhulu;

2. Uxinzelelo lwangaphambili luphezulu kakhulu;

3. Ixesha lokongeza uxinzelelo oluphezulu aluchanekanga;

4. Umxholo we-resin wephepha lokudibanisa liphantsi, ixesha le-gel lide, kwaye i-fluidity inkulu;

isisombululo:

1. Ukunciphisa ubushushu okanye uxinzelelo;

2. Ukunciphisa uxinzelelo lwangaphambili;

3. Qaphela ngokucophelela ukuhamba kwe-resin ngexesha le-lamination, emva kokutshintsha koxinzelelo kunye nokunyuka kweqondo lokushisa, lungisa ixesha lokuqala lokusebenzisa uxinzelelo oluphezulu;

4. Lungisa i-pre-pressure\ubushushu kunye nexesha lokuqala loxinzelelo oluphezulu;

Zimbini, zilephuza amagwebu, zilephuza amagwebu

ingxaki ibangela:

1. Uxinzelelo lwangaphambili luphantsi;

2. Ubushushu buphezulu kakhulu kwaye ikhefu phakathi koxinzelelo lwangaphambili kunye noxinzelelo olupheleleyo lide kakhulu;

3. I-viscosity eguquguqukayo ye-resin iphezulu, kwaye ixesha lokongeza uxinzelelo olupheleleyo lide kakhulu;

4. Umxholo oguquguqukayo uphezulu kakhulu;

5. Umphezulu wokudibanisa awucocekanga;

6. Ukungahambi kakuhle okanye ukungonelanga koxinzelelo lwangaphambili;

7. Ubushushu bebhodi buphantsi.

isisombululo:

1. Ukwandisa uxinzelelo lwangaphambili;

2. Ukupholisa phantsi, ukwandisa uxinzelelo lwangaphambili okanye unciphise umjikelo wangaphambi koxinzelelo;

3. Ijika lobudlelwane bexesha lomsebenzi kufuneka lithelekiswe ukwenza uxinzelelo, ubushushu kunye nolwelo zilungelelanise enye kwenye;

4. Ukunciphisa umjikelezo wangaphambili wokunyanzeliswa kunye nokunciphisa izinga lokunyuka kweqondo lokushisa, okanye ukunciphisa umxholo oguqukayo;

5. Ukuqinisa amandla okusebenza okucoca unyango.

6. Yandisa i-pre-pressure okanye utshintshe iphepha lokudibanisa.

7. Jonga umdlalo we-heater kwaye ulungelelanise ubushushu besitampu esishushu

3. Kukho imingxuma, i-resin kunye nemibimbi kumphezulu webhodi

ingxaki ibangela:

1. Ukusebenza okungafanelekanga kwe-LAY-UP, amabala amanzi ebusweni bentsimbi yensimbi engacinywanga yome, ebangela ukuba i-foil yobhedu idibanise;

2. Umphezulu webhodi ulahlekelwa uxinzelelo xa ucinezela ibhodi, ebangela ukulahleka kwe-resin engaphezulu, ukungabikho kweglue phantsi kwe-foil yobhedu, kunye nemibimbi phezu kwephepha lobhedu;

isisombululo:

1. Hlanza ngokucokisekileyo isitya sentsimbi kwaye ugubungele ubuso bephepha lobhedu;

2. Nika ingqalelo ukulungelelaniswa kwamacwecwe aphezulu nangaphantsi kunye namacwecwe xa ucwangcisa iiplate, ukunciphisa uxinzelelo lokusebenza, sebenzisa ifilimu ephantsi ye-RF%, unciphise ixesha lokuhamba kwe-resin kunye nokukhawuleza isantya sokufudumala;

Okwesine, utshintsho lwemizobo yomaleko wangaphakathi

ingxaki ibangela:

1. Iphethini yangaphakathi yefoyile yobhedu inamandla aphantsi okuxobuka okanye ukumelana nobushushu obuphantsi okanye ububanzi bomgca bubhityile kakhulu;

2. Uxinzelelo lwangaphambili luphezulu kakhulu; i-viscosity eguquguqukayo ye-resin incinci;

3. Itemplate ye-press ayihambelani;

isisombululo:

1. Tshintshela kwibhodi ye-foil-clad ekumgangatho ophezulu;

2. Nciphisa i-pre-pressure okanye utshintshe i-adhesive sheet;

3. Lungisa itemplate;

Isihlanu, ubukhulu obungalinganiyo, ukutyibilika komgangatho wangaphakathi

ingxaki ibangela:

1. Ubunzima obupheleleyo beplate yokubumba yefestile efanayo iyahluka;

2. Ukutenxa kobukhulu obuqokelelweyo bebhodi eprintiweyo kwibhodi yokwenza inkulu; i-parallelism ye-template ye-hot-pressing template ihlwempuzekile, ibhodi elaminethiweyo inokuhamba ngokukhululekileyo, kwaye i-stack yonke iphuma kwiziko le-template yokutshisa;

isisombululo:

1. Lungisa ubukhulu obufanayo bubonke;

2. Lungisa ubukhulu, khetha i-laminate ye-copper clad kunye nokuphambuka kobunzima obuncinci; ukulungelelanisa ukuhambelana kwebhodi yefilimu eshushu, ukunciphisa inkululeko yokuphendula ezininzi kwibhodi elaminethiweyo, kwaye uzame ukubeka i-laminate kwindawo ephakathi kwetemplate eshushu;

Isithandathu, ukuchithwa kwe-interlayer

ingxaki ibangela:

1. Ukwandiswa kwe-thermal ye-inner layer material kunye ne-resin flow of the bonding sheet;

2. Ukunciphisa ubushushu ngexesha lokuthambisa;

3. I-coefficient yokwandisa i-thermal yezinto eziphathekayo kunye nethemplate zihluke kakhulu.

isisombululo:

1. Lawula iimpawu zephepha lokunamathela;

2. Ipleyiti iphathwe ngobushushu kwangaphambili;

3. Sebenzisa umaleko wangaphakathi webhodi egqunywe ngobhedu kunye neshiti yokudibanisa kunye nokuzinza okuhle kwe-dimensional.

Isixhenxe, ipleyiti egobileyo, iplate warpage

ingxaki ibangela:

1. Ubume be-asymmetric;

2. Umjikelo ongonelanga wokunyanga;

3. Isalathiso sokusika ishidi lokudibanisa okanye i-laminate ye-copper yangaphakathi ayihambelani;

4. Ibhodi ye-multi-layer isebenzisa iiplate okanye ii-bonding sheets ezivela kubakhiqizi abahlukeneyo.

5. Ibhodi ye-multilayer iphathwa ngokungafanelekanga emva kokunyanga emva kokunyanga kunye nokukhulula uxinzelelo

isisombululo:

1. Zama ukuxinana koyilo lwe-wiring ye-symmetrical kunye nokubekwa ngokulinganayo kwamaphepha okudibanisa kwi-lamination;

2. Qinisekisa umjikelo wokunyanga;

3. Zama ukulandela umkhombandlela ongaguqukiyo wokusika.

4. Kuya kuba luncedo ukusebenzisa izinto eziveliswa ngumenzi ofanayo kwi-mold edibeneyo

5. Ibhodi ye-multilayer ifudunyezwa ngaphezu kwe-Tg phantsi koxinzelelo, kwaye igcinwe phantsi koxinzelelo kwaye ipholile ukuya ngaphantsi kweqondo lokushisa.

Isibhozo, i-stratification, i-stratification yobushushu

ingxaki ibangela:

1. Umswakama ophezulu okanye umxholo oguquguqukayo kwinqanaba elingaphakathi;

2. Umxholo oguquguqukayo ophezulu kwiphepha lokunamathela;

3. Ungcoliseko lomphezulu wangaphakathi; ukungcoliseka kwezinto zangaphandle;

4. Umphezulu we-oxide layer i-alkaline; kukho iintsalela zekloriti kumphezulu;

5. I-oxidation ayiqhelekanga, kwaye i-crystal layer oxide ide kakhulu; Unyango lwangaphambili aluzange lwenze indawo ephezulu ngokwaneleyo.

6. Intshukumo enganelanga

isisombululo:

1. Ngaphambi kwe-lamination, bhaka umaleko wangaphakathi ukususa umswakama;

2. Ukuphucula indawo yokugcina. I-adhesive sheet kufuneka isetyenziswe ngaphakathi kwemizuzu eyi-15 emva kokususwa kwindawo yokomisa i-vacuum;

3. Ukuphucula ukusebenza kwaye uthintele ukubamba indawo esebenzayo yendawo yokuhlangana;

4. Yomeleza ukucoca emva kokusebenza kwe-oxidation; ukujonga ixabiso le-PH yamanzi okucoca;

5. Nciphisa ixesha le-oxidation, lungisa ukuxinwa kwesisombululo se-oxidation okanye usebenze ubushushu, ukwandisa i-micro-etching, kwaye uphucule imeko yomhlaba.

6. Landela iimfuno zenkqubo