1. Ọ bụ nke mbụ anyị nwere ike ime nke a. 2

PCB laminated usoro

1. Autoclave presser cooker

Laminates is a container filled with high temperature saturated water vapor, and can apply high pressure, Laminates the specimen, placed in it for a period of time, forced the water into the plate, and then takes out the plate and placed on the surface of high temperature molten tin, measurement of its “resistance to lamination” characteristics. Okwu a nwere aha ọzọ maka nri nri nrụgide ma a na-ejikarị ya na ụlọ ọrụ. Tụkwasị na nke ahụ, e nwere ụdị “usoro nrụgide ụlọ” nke a na-eme na okpomọkụ dị elu na carbon dioxide dị elu na usoro lamination, nke bụkwa nke ụdị Autoclave Press.

2. Cap Lamination

“Ahịhịa dị n’elu” nke MLB ka agbachiri ma pịa ya na obere mkpụrụ nwere akpụkpọ ọla kọpa nwere otu akụkụ. Ọ bụghị ruo na njedebe nke 1984, mgbe mmepụta MLB mụbara nke ukwuu, ka a nakweere usoro akwa ma ọ bụ nnukwu lamination nke nwere akpụkpọ anụ ugbu a (Mss Lam). Mkpakọ MLB mbụ a na-eji otu mkpụrụ akpụkpọ anụ ọla kọpa ka a na-akpọ Cap LaminaTion.

3. Caul Plate

Mgbe a na-agbanye efere multilayer, n’etiti oghere nke ọ bụla nke akwa akwa (Opening), na-ekpokọta ọtụtụ “akwụkwọ” ka a na-pịa efere rụrụ arụ (dị ka 8 ~ 10 sets), n’etiti nke ọ bụla nke “ihe rụrụ arụ” (Akwụkwọ) , ga-kewapụrụ site larịị ire ụtọ na ike igwe anaghị agba nchara efere, Ụdị enyo a bụ efere igwe anaghị agba nchara ka a na-akpọ Caul Plate ma ọ bụ Plate iche. A na-ejikarị AISI 430 ma ọ bụ AISI 630 eme ihe ugbu a.

4. Crease

Na ịpị laminate, na-ezokarị aka akpụkpọ anụ ọla kọpa na nhazi nke crease. Akpụkpọ anụ ọla kọpa dị obere na-erughị 0.5 oz na-adịkarị mfe ịnweta ntụpọ a mgbe a na-agbanye ya n’ọtụtụ ọkwa.

5. Det

Ọ na-ezo aka na nwayọọ na ọbụna subsidence n’elu ọla kọpa, nke nwere ike ime site na ntụpọ ntụpọ nke efere ígwè eji na ịpị. Ọ bụrụ na nsọtụ efere ahụ daa nke ọma n’ụdị mmejọ, a na-akpọ ya efere Down. Nrụrụ ndị a, ọ bụrụ na ọ dị mwute na ahapụ ya n’ahịrị mgbe etching ọla kọpa gachara, ga-eme ka enweghị nkwụsi ike nke mgbama nnyefe ọsọ ọsọ, yana Noise Noise. Ya mere, a ga-ezere elu ọla kọpa nke mkpụrụ ahụ ka o kwere mee.

6. Fịlụ LaminaTion

Ọ na-ezo aka Mass mmepụta multilayer osisi, elu oyi akwa nke na-enwe na ọla kọpa foil na film ozugbo na n’ime oyi akwa nke a na-akpọ Mass Lam maka multilayer osisi, dochie omenala usoro nke otu mkpa mkpụrụ na mmalite ogbo.

7. Nrụgide Kiss

When the multilayer board is pressed, when the plates in each Opening are placed and positioned, it begins to heat up and lift up from the bottom hot plate with a powerful hydraulic top column (Ram) to press the loose material in each Opening for bonding. N’oge a jikọtara ya na ihe nkiri (Prepreg) malitere nwayọọ nwayọọ nwayọọ na ọbụna na-asọpụta, n’ihi ya, nrụgide a na-eji maka extrusion n’elu enweghị ike ịdị oke ibu, iji zere ịkwanye efere efere ma ọ bụ gluu na-asọba nke ukwuu. Nrụgide mbido mbụ a (15 ruo 50 PSI) ka a na-akpọ “nrụgide nsusu ọnụ”. Ma mgbe resin na fim nnukwu ihe na-adị nro site okpomọkụ na gelatinized, na ga-esi ike, ya bụ, na-abawanye na zuru mgbali (300 ~ 500 PSI), nke mere na nnukwu ihe iji nweta nso Nchikota na guzobe a. bọọdụ multi-layer siri ike.

8. Akwụkwọ Kraft

A na-eji akwụkwọ kraft dị ka ihe nchekwa ọkụ na-ebufe ọkụ maka ịgbanye bọọdụ multilayer ma ọ bụ bọọdụ mkpụrụ. A na-etinye ya n’etiti efere ọkụ (Platern) nke pịa na efere ígwè iji mee ka ọkụ ọkụ dị nso na nnukwu ihe. N’etiti ọtụtụ mkpụrụ ma ọ bụ efere multilayer a ga-pịa. Dị ka o kwere mee iji mechie ọdịiche okpomọkụ dị n’etiti ọkwa dị iche iche nke efere ahụ, nkọwa ndị a na-ejikarị eme ihe bụ 90 ruo 150 pound. N’ihi okpomọkụ dị elu na nrụgide dị elu, agbajiwo eriri dị na akwụkwọ ahụ, enwekwaghị ike ma sie ike ịrụ ọrụ, n’ihi ya, anyị aghaghị ịgbalị iji dochie ya. Nke a kraft akwụkwọ bụ ngwakọta nke pine na a dịgasị iche iche nke siri ike alkali sie, mgbe volatiles mgbapụ na acid wepụ, mgbe ahụ na-asa na ọdịda; Mgbe ọ ghọrọ pulp, enwere ike ịpịnye ya ọzọ ka ọ bụrụ akwụkwọ siri ike ma dị ọnụ ala.

9. Debe ya

Tupu agbanye laminate ma ọ bụ mkpụrụ, ọ dị mkpa ịkwado, daa, ma ọ bụ dozie oyi akwa dị n’ime, ihe nkiri, ọla kọpa na ihe ndị ọzọ buru ibu na efere ígwè, ihe mpempe akwụkwọ kraft, wdg, ka e wee jiri nlezianya na-enye ya nri n’ime ime ụlọ. igwe igwe maka ịpị ọkụ. A na-akpọ ụdị nkwadebe a. Iji meziwanye àgwà nke osisi multilayer, ọ bụghị nanị na ọrụ a “nkwakọba” a ga-arụ na okpomọkụ na iru mmiri na-achịkwa ụlọ na-enweghị uzuzu, kamakwa iji mee ka Mass mmepụta ọsọ na àgwà, n’ozuzu asatọ ndị na-esonụ n’ígwé. na-nakweere nnukwu nrụgide efere usoro (Mass Lam), na ọbụna mkpa iji “akpaka” overlap ụzọ, iji belata mmadụ njehie na mfu. Iji chekwaa osisi na ikesa akụrụngwa, ụlọ ọrụ izugbe ga-abụ “ntụpọ” na “mpịakọta osisi” abụọ jikọtara n’ime ngalaba nhazi zuru oke, yabụ injinia akpaaka ya dị mgbagwoju anya.

10. Mass LaminaTion (laminated)

Nke a bụ usoro ihe owuwu ọhụrụ nke ịhapụ “ntụgharị ntinye” na ịnakwere ọtụtụ ahịrị efere n’otu elu ahụ. Ebe ọ bụ na 1986, mgbe ọchịchọ nke anọ na isii laminates abawanyela, usoro nke laminating multilaminates agbanweela nke ukwuu. N’oge mmalite, ọ bụ naanị otu efere mbupu ka edobere n’efere a ga-etinye. E mebiela ndokwa a nke otu na otu n’ime iwu ọhụrụ, nke nwere ike gbanwee ka ọ bụrụ ụzọ abụọ, ma ọ bụ ụzọ anọ, ma ọ bụ ọbụna ahịrị efere nke a ga-ejikọta ọnụ dịka nha ya. Nke abụọ bụ ịkagbu ụdị ihe ọ bụla rụrụ arụ (dịka mpempe ime, ihe nkiri, otu mpempe akwụkwọ mpụta, wdg) nke n’ọnụ ntinye; The outer layer is changed to copper foil, and the “target” is pre-made on the inner layer plate, which is “swept” to get the target after pressing, and then the tool hole is drilled from the center, which can be set on the drilling machine for drilling. N’ihe gbasara mbadamba isii ma ọ bụ asatọ, ihe nkiri nke oyi akwa nke ọ bụla n’ime ya na Sanwichi nwere ike ịkụcha wee pịa ya na nnukwu okpomọkụ. Ọ nwekwara ike ịbawanye ọnụ ọgụgụ nke “Elu” na imeghe dịka usoro efere isi. Ọ nwere ike ọ bụghị naanị ibelata ọrụ na mmepụta okpukpu abụọ, kamakwa mepụta akpaaka. A na-akpọ usoro platen nke echiche ọhụrụ a “nnukwu platen” ma ọ bụ “nnukwu platen”. N’ime afọ ndị na-adịbeghị anya, enweela ọtụtụ ụlọ ọrụ OEM na-arụ ọrụ na China.

11. Platen Hot efere

Ọ bụ igwe na-ebuli elu maka igwe pịa laminate ma ọ bụ n’ichepụta efere ala. The oghere metal mesa nke ụdị massiness, ihu ọma ọ bụ na-enye nrụgide na okpomọkụ isi iyi ka plank, ihe mere ga-ka nwere ike ịnọgide na-enwe ewepụghị, yiri ike na elu okpomọkụ na-aga. Ọtụtụ mgbe, a na-etinye efere ọkụ ọ bụla n’ime ọkpọkọ uzuoku, tubing na-ekpo ọkụ ma ọ bụ ihe na-eguzogide ọgwụ, na mpụta nke gburugburu ahụ kwesịkwara jupụta na ihe mkpuchi, iji belata ọnwụ nke okpomọkụ, ma kwadebe ya na ngwaọrụ na-achọpụta okpomọkụ iji chịkwaa. okpomọkụ.

12. Press Plate

Na-ezo aka na mkpụrụ osisi ma ọ bụ multilayer bọọdụ na ịpị, a na-eji kewaa otu ọ bụla nke akwụkwọ rụrụ arụ (na-ezo aka ọla kọpa, ihe nkiri na oyi akwa nke akwụkwọ, wdg). Nke a dị elu hardness ígwè efere bụ AISI 630 (isi ike ruo 420 VPN) ma ọ bụ AISI 440C (600 VPN) alloy ígwè, n’elu abụghị nanị nnọọ ike ewepụghị, na nke ọma polished na mirror, nwere ike pịa n’ime ewepụghị mkpụrụ ma ọ bụ sekit osisi. . Ya mere, a na-akpọkwa ya Plate Mirror, nke a makwaara dị ka Carrier Plate. Ihe ndị a chọrọ nke efere ígwè a siri ike, elu ya ekwesịghị ịpụta ihe ọ bụla na-egbuke egbuke, ọkpụkpụ ma ọ bụ ihe mgbakwunye, ọkpụrụkpụ kwesịrị ịdị n’otu, ike kwesịrị ezuru, ma nwee ike iguzogide kemịkalụ kemịkalụ na-emepụta site na ịpị elu okpomọkụ. Ọnụ ego nke ụdị efere ígwè a dị oke ọnụ n’ihi na ọ na-enwe ike iguzogide brushes ígwè siri ike mgbe ịpịrị ọ bụla.

13. Bipụta Site

Ike nrụgide (PSI) nke a na-eji mgbe efere laminated dị oke ibu, nke mere na a na-ewepụ ọtụtụ resins na efere ahụ, na-eme ka akpụkpọ anụ ọla kọpa na-agbanye ozugbo na akwa iko, na ọbụna akwa iko ahụ na-agbaze ma na-emezigharị, ya mere. na ọkpụrụkpụ efere ezughị oke, nkwụsi ike nke nha adịghị mma, a na-agbanyekwa eriri n’ime ya na ọdịdị ya na ntụpọ ndị ọzọ. N’okwu ndị dị oke njọ, ntọala waya na-enwekarị kọntaktị na akwa eriri iko, na-eli “ConductTIve glass fiber” leakage nchegbu. CAF). Ngwọta bụ isi dị ka ụkpụrụ nke Scaled Flow si dị, nnukwu ịpị ebe kwesịrị iji nnukwu nrụgide nrụgide, obere efere efere na-eji obere nrụgide ike; A na-agbakọ nrụgide na ike nke ọrụ ubi site na iji 1.16PSI / in2 ma ọ bụ 1.16Lb / in4 dị ka ntọala.

14. Relamination (RE-LAM) laminated efere

N’ime oyi akwa nke mkpa mkpụrụ, na-mere nke mkpụrụ suppliers iji film na ọla kọpa enwe ọnụ, circuit osisi factory zụtara mkpa mkpụrụ mere nke n’ime sekit osisi, ma na fim na pịa sịntetik multilayer osisi, oge ụfọdụ mgbe pụrụ iche mesiri ike na-akpọ ” chịkọtara ọnụ”, nke akpọrọ re-LAM. N’ezie, ọ bụ naanị ụdị “Draven” maka plywood laminated, na-enweghị ihe ọzọ pụtara.

15. Resin Recession, Resin retreat

Sanwichi efere na B – ogbo nke resin film ma ọ bụ BoJi osisi (ihe mere) na mbụ, enwebeghị ike kpamkpam ike ọgwụgwụ mgbe ịpị (ya bụ, enweghị ogo nke polymerization), jupụta oghere na tin tin kọlụm, mgbe. maka biopsy, chọpụtara na mgbidi ọla kọpa nke oghere n’azụ enweghị ụfọdụ resin polymerization, ga-apụta site na mgbidi ọla kọpa laghachi na ihe efu, “resin subsidence” pụtara. Ekwesịrị ịkewa ntụpọ a dị ka nsogbu zuru oke nke usoro ma ọ bụ efere ahụ, nke dị njọ karịa ntụpọ teknụzụ nke ncha elu, ma ekwesịrị iji nlezianya nyochaa ihe kpatara ya.

16. Nleba anya nlegharị anya

It is a method of detecting the amount of glue in the film (Prepreg) when the laminate is pressed.Ọ bụkwa usoro nnwale maka Resin Flow n’okpuru oke okpomọkụ na nrụgide dị elu. Lee ngalaba 2.3.18 nke IPC-TM-650 maka omume zuru ezu, wee hụ PCB Information Journal, Nke 14, P.42 maka nkọwa nke tiori na ọdịnaya.

17. Efere Efere, Efere enyo

Mgbe a na-agbanye efere ala ma ọ bụ efere multilayer, efere igwe anaghị agba nchara siri ike (410,420, wdg) nke a na-eji kewapụ akwụkwọ na oghere ọ bụla (Ụbọchị abalị) nke akwụkwọ nta akụkọ bụ. Iji gbochie adhesion, a na-emeso elu ya pụrụ iche ka ọ dị larịị ma na-egbuke egbuke, ya mere a na-akpọkwa ya Plate Mirror.

18. Usoro Lamination

Ọ na-ezo aka na Njikọ njikọ nke Layers nke mbadamba multilayer nke a na-emepụta ọ bụghị n’otu oge kama n’otu oge n’otu oge ahụ n’ụdị oghere ma ọ bụ ekpuchiri. Usoro a nwere ike ịzọpụta elu nke osisi ga-agbapụ si na oghere zuru ezu. Enwere ike ịme bọọdụ ndị ọzọ iji mee ka ọnụọgụ waya na SMDS dịkwuo elu, mana usoro nrụpụta ahụ egbuola oge nke ukwuu.

19. Gluo agu

Okwu ahụ dị na ụlọ ọrụ bọọdụ sekit, ejirila ya na bọọdụ multilayer bonding “enweghị gluu” okwu nsogbu agụụ. Na-ezo aka na resin eruba ọjọọ, ma ọ bụ pịa ọnọdụ na-ekwesịghị ekwesị, dapụtara na ẹkụre multilayer osisi, efere ozu nke obodo enweghị gluu.

20. Ahịrị igwu mmiri na-awụpụ

Igwu mmiri na-ezo aka na mmegharị nke ime oyi akwa nke bọọdụ multilayer n’oge mkpakọ. Nke a nwere njikọ chiri anya na ogologo oge “Gel Time” nke ihe nkiri a na-eji. Ka ọ dị ugbu a, ụlọ ọrụ ahụ ejirila oge Gel dị mkpụmkpụ mee ihe, yabụ na nsogbu ahụ belatara nke ukwuu.

21. Telegraphing na-ese n’elu mmiri, mbipụta zoro ezo

Iji gbochie nsogbu nke gluu na-ejupụta, a na-agbakwunye ihe nkiri na-eguzogide okpomọkụ (dị ka Tedlar) na foil ọla kọpa ma ọ bụ efere dị mkpa nke ihe a gbasasịrị agbasasị nke a chịkọtara, iji mee ka ọ dị mfe iji ịkwapụ ma ọ bụ nrụrụ eme ihe mgbe e mesịrị. ịpị. Otú ọ dị, mgbe ihe nkiri a na-eji maka efere dị n’èzí dị ntakịrị na mpempe ọla kọpa bụ nanị 0.5 oz, a pụrụ ibufe usoro sekit nke efere dị n’ime na akwụkwọ ntọhapụ n’okpuru nrụgide dị elu. Mgbe a na-ejighachi mpempe akwụkwọ ahụ eme ihe na bọọdụ, ọ ga-abụ na ọ ga-ese n’elu ụkpụrụ mbụ n’elu ọla kọpa nke bọọdụ ọhụrụ ahụ, a na-akpọ ihe a Telegraphing.

22. Profaịlụ okpomọkụ

Na sekit osisi ụlọ ọrụ na ịpị usoro, ma ọ bụ downstream nzukọ nke infrared ma ọ bụ na-ekpo ọkụ ikuku ịgbado ọkụ (Reflow) usoro, niile mkpa na-achọ okpomọkụ ( vetikal axis) na oge (horizontal axis) kenha mejupụtara nke kasị mma “okpomọkụ curve”, iji kwalite mma solder na ọnụego mmepụta oke.

23. Vacuum Lamination

Okwu a na-apụtakarị na PCB ụlọ ọrụ na laminate na akọrọ film bonding. A na-ekewa ịpịgharị Vacuum nke bọọdụ multilayer na Vacuum outer Frame (Vacuum Frame), nke bụ “usoro mgbapụta” na mbụ hydraulic press, na Vacuum chamber (Autoclave), nke bụ “usoro nrụgide” na-eji elu. okpomọkụ na elu mgbali carbon dioxide. Hydralic Vacuum Pressing nwere ihe karịrị 90% nke ahịa n’ihi akụrụngwa ya dị mfe, ọnụ ala dị ọnụ ala na arụmọrụ dabara adaba. Nke ikpeazụ bụ n’ihi na ngwá ọrụ na arụ ọrụ dị nnọọ mgbagwoju anya, na olu dị nnọọ ukwuu, gbakwunyere ọnụ ahịa nke ihe ndị a chọrọ na ihe dị oké ọnụ ahịa, ya mere nkuchi adịghị ukwuu.

24. Ahịhịa, Ahịhịa

Ọtụtụ mgbe na-ezo aka na nrụgide mgbe mmiri nke gluu buru ibu. 11. Ahịhịa na-ebute nhịahụ, nke na-eme ka oyi akwa ya na-esiwanye ike na ike siri ike, dịka foil ọla kọpa 0.5oz nke a na-akpọkarị Wrinkle. A na-ejikwa okwu ahụ na mpaghara ndị ọzọ.