Lub Circuit Court board, raws li lub hauv paus ntsiab lus, bears lub luag hauj lwm ntawm cov teeb liab kis tau tus mob thiab hluav taws xob kev twb kev txuas. Raws li cov khoom siv hluav taws xob txuas ntxiv mus rau kev ua haujlwm me me thiab kev ua haujlwm siab, daim ntawv thov ntawm ntau- txheej Circuit Court boards tau nce zuj zus, thiab cov txheej txheem lamination Circuit Court tau dhau los ua qhov tseem ceeb hauv kev txiav txim siab qhov zoo thiab kev ua tau zoo ntawm ntau - txheej Circuit Court boards.
Txoj cai ntawm Circuit Board Compression
Circuit board lamination, hauv cov ntsiab lus yooj yim, yog cov txheej txheem ntawm kev sib txuas ntau cov txheej txheem ntawm cov ntawv ci tooj liab, cov ntawv kho ib nrab, thiab cov ntaub ntawv insulating rau hauv cov qauv ua tiav Circuit Court los ntawm cov txheej txheem tshwj xeeb. Ntawm lawv, daim ntawv kho ib nrab ua lub luag haujlwm tseem ceeb, feem ntau yog tsim los ntawm epoxy resin thiab iav fiber. Thaum lub sij hawm compression txheej txheem, thaum nyob rau hauv ib tug siab - kub thiab siab - ib puag ncig siab, cov epoxy resin nyob rau hauv ib daim ntawv kho yuav maj mam soften thiab ntws. Cov softened resins tuaj yeem ua rau qhov sib txawv me me ntawm cov txheej txheem ntawm cov ntaub ntawv, tsim cov txheej txheem sib txuas. Nyob rau tib lub sijhawm, cov saw hlau loj loj hauv cov epoxy resin molecules yuav cuam tshuam thiab cuam tshuam nrog cov molecules ntawm cov ntawv ci tooj liab thiab lwm yam khoom siv insulating los ntawm kev sib kis thiab permeation. Tom qab txias, lawv yuav khov kho cov txheej txheej ntawm cov ntaub ntawv ua ke los ntawm kev sib txuas tshuaj, yog li tsim kom muaj kev ruaj khov thiab txhim khu kev qha ntau - txheej txheej Circuit Court board qauv.
Cov lus piav qhia ntxaws txog cov txheej txheem nias
Cov khoom npaj theem
Core board: Lub core board muab cov neeg kho tshuab kev txhawb nqa rau ntau- txheej Circuit Court boards thiab yog lub hauv paus ntawm tag nrho cov qauv. Nws yog feem ntau yog ib qho tshwj xeeb kho rwb thaiv tsev board, thiab nws qhov zoo thiab kev ua tau zoo ncaj qha cuam tshuam rau kev ruaj ntseg ntawm lub rooj tsav xwm zaum kawg. Thaum npaj lub rooj tsavxwm tseem ceeb, nws yog ib qho tsim nyog los xyuas kom meej tias nws qhov tseeb qhov tseeb raws li qhov yuav tsum tau ua, qhov saum npoo yog tiaj tus thiab tsis muaj qhov tsis zoo, txhawm rau ua kom muaj kev vam meej ntawm cov txheej txheem nias tom ntej.
PP khoom: Raws li cov khoom tseem ceeb txuas ntau txheej, qhov zoo ntawm cov khoom PP yog qhov tseem ceeb. Muaj qhov sib txawv ntawm cov ntsiab lus ntawm cov khoom siv, cov txheej txheem ntawm cov ntaub iav fiber ntau, thiab lwm yam ntawm ntau hom thiab cov ntsiab lus ntawm PP cov ntawv, uas tuaj yeem cuam tshuam rau lawv cov flowability, kev sib txuas lub zog, thiab kev rwb thaiv tsev ntawm lub rooj tsav xwm zaum kawg thaum lub sij hawm compression txheej txheem. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum xaiv cov khoom tsim nyog PP raws li qhov tshwj xeeb hauv Circuit Board tsim cov cai.
Copper foil: Copper foil siv los tsim cov kab hluav taws xob sab nraud, uas yuav tsum muaj kev ua tau zoo thiab ruaj khov. Thaum lub sij hawm npaj cov txheej txheem, nws yog ib qho tsim nyog los xyuas kom meej tias cov thickness ntawm cov ntawv ci tooj liab yog qhov sib xws thiab qhov chaw tsis muaj qhov tsis xws luag xws li oxidation thiab khawb, txwv tsis pub nws yuav ua rau tsis zoo Circuit Court conductivity lossis luv circuits.
Stacking thiab positioning txheej txheem
Cov kauj ruam no yuav tsum tau ua raws li cov kev cai tsim, stacking lub puab core board, PP khoom, thiab txheej tooj liab ntawv ci nyob rau hauv ib theem zuj zus. Txhua qhov kev tso kawm tsis raug lossis qhov sib txawv ntawm txhua txheej ntawm cov ntaub ntawv yuav ua rau hluav taws xob ua haujlwm tsis zoo ntawm lub rooj tsav xwm Circuit Court. Txhawm rau kom muaj kev sib raug zoo ntawm cov khaubncaws sab nraud povtseg, txoj hauv kev xws li kub yaj lossis riveting feem ntau yog siv rau qhov chaw. Kub yaj qhov chaw yog siv cov cua sov kom yaj cov ntaub ntawv tshwj xeeb, yog li kho txhua txheej ntawm cov khoom hauv txoj haujlwm raug; Riveting yog ib txoj kev siv tshuab uas siv cov rivets thiab lwm cov khoom sib txuas ua ntej txhim kho txhua txheej, kom ntseeg tau tias yuav tsis muaj kev hloov pauv ntawm txhua txheej thaum lub sijhawm nias tom ntej.
Lamination thiab cua sov txheej txheem
Cov boards stacked yuav muab tso rau hauv lub tshuab laminating kws tshaj lij. Nyob rau hauv lub tshuab laminating, tshwj xeeb kub thiab siab siab tej yam kev mob yog teem los txhawb lub softening thiab ntws ntawm resin nyob rau hauv daim ntawv PP. Qhov nce ntawm qhov kub thiab txias tuaj yeem ua kom nrawm cov haujlwm ntawm cov khoom siv molecules, txhim kho lawv cov fluidity, thiab ua kom zoo dua qhov sib txawv ntawm cov laug cam; Kev siv lub siab ua kom ntseeg tau tias cov ntaub ntawv ntawm txhua txheej tuaj yeem ua kom nruj, tshem tawm cov huab cua thiab impurities ntawm cov khaubncaws sab nraud povtseg, txhawb kev sib faib ntawm cov resin ntawm cov khaubncaws sab nraud povtseg, thiab ua kom muaj kev sib raug zoo ntawm cov khaubncaws sab nraud povtseg. Kev tswj kom zoo ntawm qhov kub thiab txias yog qhov tseem ceeb tshwj xeeb hauv cov txheej txheem no, yuav tsum muaj qhov tseeb qhov chaw thiab tiag - lub sijhawm saib xyuas raws li cov yam ntxwv ntawm cov khoom siv thiab cov qauv tsim ntawm lub rooj tsav xwm Circuit Court.
Cooling thiab solidification theem
Tom qab lub compression tiav lawm, lub rooj tsavxwm yuav tsum tau txias rau chav tsev kub tam sim ntawd. Thaum lub sij hawm txias, cov softened flow resin yuav maj mam solidify, ua ib tug ruaj khov multi- txheej txheej. Nyob rau theem no, nws yog ib qho tsim nyog yuav tsum nruj me ntsis tswj qhov txias ceev, kub, thiab siab. Yog hais tias qhov txias txias yog ceev heev, nws yuav ua rau inconsistent shrinkage ntawm txhua txheej ntawm cov khoom, uas ua rau warping thiab deformation ntawm lub Circuit Court board; Kev tswj lub siab tsis zoo thaum lub caij txias kuj tseem tuaj yeem cuam tshuam lub zog sib txuas ntawm cov khaubncaws sab nraud povtseg thiab ua rau delamination. Yog li ntawd, txoj kev ua kom txias qeeb yog feem ntau tau txais, thiab qee qhov ntawm lub siab tau siv tas li thaum lub sijhawm ua kom txias kom ntseeg tau tias qhov zoo ntawm lub rooj tsavxwm Circuit Court.
Tom qab txheej txheem txheej txheem
Kev Ntsuas: Tom qab txias thiab kho, lub rooj tsav xwm hauv Circuit Court yuav tsum xub ua qhov kev sim ua tiav. Kev ntsuas qhov ntev yog siv los xyuas kom meej tias qhov ntev ntawm lub rooj tsav xwm hauv Circuit Court puas tau raws li tus qauv tsim; Kev ntsuas kev sib txuas hauv Circuit Court siv cov cuab yeej ntsuas kev tshaj lij los xyuas seb qhov kev sib txuas ntawm txhua txheej ntawm Circuit Court puas yog thiab seb qhov conductivity puas zoo, txhawm rau kom tsis txhob muaj hluav taws xob tsis zoo xws li qhib Circuit Court thiab luv Circuit Court; Kev tshuaj xyuas qhov tshwm sim feem ntau xyuas seb puas muaj qhov tsis xws luag, npuas, delamination thiab lwm yam teeb meem ntawm qhov chaw ntawm lub rooj tsav xwm Circuit Court kom ntseeg tau tias qhov zoo ntawm lub rooj tsav xwm Circuit Court.
Trimming: Trim thiab polish lub rooj tsav xwm Circuit Court uas tau dhau qhov kev tshuaj xyuas, tshem tawm cov burrs, cov khoom siv ntau dhau, thiab lwm yam uas yuav tshwm sim thaum lub sijhawm nias, ntxiv kom ntseeg tau tias qhov loj ntawm lub rooj tsav xwm Circuit Court kom raug raws li cov qauv tsim, thiab ua kom cov npoo ntawm lub rooj tsav xwm Circuit Court smoother thiab smoother rau kev sib dhos thiab siv tom ntej.
Qhov tseem ceeb ntawm Circuit Board Compression
Txhim khu kev ua kom muaj zog thiab ruaj khov
Los ntawm kev kub siab - kub thiab siab - tshuab compression siab, cov ntaub ntawv ntawm txhua txheej ntawm multi- txheej Circuit Court board yog nruj me ntsis sib koom ua ke, ua kom muaj zog thiab ruaj khov tag nrho. Cov qauv kev txhawb zog no tuaj yeem tiv thaiv lub rooj tsav xwm hauv Circuit Court los ntawm kev sib tsoo thiab deformation thaum lub sij hawm tom qab sib dhos, kev thauj mus los, thiab kev siv, kom ntseeg tau tias lub rooj tsav xwm Circuit Court tuaj yeem ua haujlwm tau zoo hauv ntau qhov chaw thiab muab kev lav zoo rau lub sijhawm ntev -kev ua haujlwm ruaj khov ntawm cov khoom siv hluav taws xob. Rau qee cov khoom siv hluav taws xob uas yuav tsum tau tiv taus qhov hnyav xws li kev co thiab kev cuam tshuam, xws li cov khoom siv hluav taws xob hauv tsheb, cov khoom siv dav hlau, thiab lwm yam, cov khoom siv hluav taws xob zoo yog qhov tseem ceeb dua.
Muaj feem xyuam rau hluav taws xob kev ua tau zoo thiab impedance yam ntxwv
Cov txheej txheem compression ncaj qha txiav txim siab txog cov qauv geometric thiab cov yam ntxwv impedance ntawm cov teeb liab kis tau tus mob nyob rau hauv ntau- txheej Circuit Court boards. Kev compression raug tuaj yeem ua kom lub tiaj tus ntawm cov teeb liab kis tau tus mob thiab sib xws ntawm interlayer nrug, yog li ua kom ruaj khov thiab ua haujlwm tau zoo ntawm cov teeb liab ntawm cov khaubncaws sab nraud povtseg, zam cov teeb meem xws li teeb liab attenuation, distortion, thiab kev xav. Nyob rau niaj hnub no lub caij nyoog ntawm siab - teeb liab kis tau tus mob ceev, xws li 5G kev sib txuas lus, siab - kev ua tau zoo ntawm kev suav, thiab lwm yam, cov kev ua tau zoo ntawm hluav taws xob rau Circuit Court boards yog siab heev. Qhov zoo ntawm Circuit Court board lamination txheej txheem ncaj qha cuam tshuam cov teeb liab kev ncaj ncees thiab kev sib kis tau zoo ntawm tag nrho cov kab ke.
Muaj feem xyuam rau kev tswj xyuas thermal thiab kev ua haujlwm kub dissipation
Cov cua sov yog qhov teeb meem uas yuav tsum tau zam thaum lub sijhawm ua haujlwm ntawm cov khoom siv hluav taws xob. Cov ntaub ntawv xaiv rau txheej txheem lamination thiab compactness ntawm lub rooj tsav xwm luam tawm tom qab lamination yuav muaj kev cuam tshuam loj rau nws cov thermal conductivity. Kev siv tshuab zoo siab tuaj yeem ua raws cov ntaub ntawv ntawm txhua txheej, tsim txoj hauv kev ua kom sov zoo, kom ntseeg tau tias cov cua sov tuaj yeem hloov tau sai thiab zoo los ntawm cov cua sov mus rau saum npoo ntawm lub rooj tsavxwm, thiab tom qab ntawd dissipated los ntawm cov khoom siv hluav taws xob. Tshwj xeeb tshaj yog rau cov khoom siv hluav taws xob uas muaj lub zog siab thiab muaj cua sov loj, xws li cov servers, cov khoom siv hluav taws xob, thiab lwm yam, kev tswj xyuas thermal zoo ua lub luag haujlwm tseem ceeb hauv kev ua kom lub cev ua haujlwm ntawm cov cuab yeej siv thiab txuas nws lub neej kev pab cuam.
Yam cuam tshuam rau qhov zoo ntawm compression bonding
tswj qhov kub thiab txias
Kub yog ib qho tseem ceeb ntawm cov txheej txheem compression. Qhov kub thiab txias yog qhov tsawg dhau, thiab cov resin nyob rau hauv daim ntawv kho semi tsis tuaj yeem soften thiab ntws txaus, ua rau tsis muaj zog ntawm cov txheej txheem ntawm cov ntaub ntawv thiab yooj yim delamination; Yog tias qhov kub thiab txias dhau lawm, nws yuav ua rau muaj kev kho ntau dhau ntawm cov resin, txawm tias kub hnyiab, uas tsis tsuas yog cuam tshuam rau lub zog ntawm kev sib txuas, tab sis kuj tseem tuaj yeem ua rau cov khoom siv xws li tooj liab ntawv, yog li cuam tshuam rau kev ua haujlwm hluav taws xob ntawm lub rooj tsav xwm Circuit Court. Yog li ntawd, thaum lub sij hawm nias, lub siab - qhov kev tswj qhov kub thiab txias yuav tsum tau saib xyuas thiab kho qhov kub thiab txias hauv cov xovxwm hauv lub sijhawm tiag tiag, kom ntseeg tau tias nws hloov pauv hauv qhov tsim nyog.
kev tswj kev ntxhov siab
Qhov loj ntawm qhov siab ncaj qha cuam tshuam rau qib ntawm adhesion ntawm cov ntaub ntawv hauv txhua txheej. Tsis txaus siab tiv thaiv kom txaus tshem tawm ntawm huab cua thiab impurities ntawm cov khaubncaws sab nraud povtseg, ua rau nws nyuaj rau cov resin kom tusyees sau qhov khoob, yog li txo cov kev sib txuas ntawm lub zog; Kev kub siab ntau dhau tuaj yeem ua rau ntau dhau ntawm lub rooj tsavxwm, uas ua rau lub thickness ntawm lub rooj tsavxwm tsis sib xws thiab txawm tias muaj kev puas tsuaj rau cov khoom siv. Cov khoom siv hluav taws xob sib txawv thiab cov qauv tsim yuav tsum tau hloov mus rau qhov sib txawv ntawm qhov siab, uas yuav tsum tau siv cov khoom siv compression kom muaj kev hloov pauv tau yooj yim thiab meej kev tswj xyuas kom ua tau raws li kev xav tau ntau yam.
Kev tswj lub sijhawm
Lub sijhawm nias kuj yog ib qho tseem ceeb cuam tshuam rau kev nias zoo. Lub sij hawm luv luv, thiab cov resin tsis tau ntws tag nrho thiab ua tiav cov tshuaj sib txuas, ua rau tsis txaus interlayer bonding; Yog tias lub sijhawm ntev dhau lawm, nws tuaj yeem ua rau cov resin laus thiab kev ua haujlwm tsis zoo, uas tuaj yeem cuam tshuam rau qhov zoo ntawm lub rooj tsavxwm. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau teem lub sij hawm nias raws li cov khoom siv tshwj xeeb thiab cov txheej txheem nias, thiab nruj me ntsis siv nws los ntawm kev tswj hwm qhov system.
khoom zoo
Raws li tau hais los saum toj no, qhov zoo ntawm cov khoom siv raw xws li core board, PP khoom, thiab tooj liab ntawv ci ua lub luag haujlwm txiav txim siab hauv qhov zoo ntawm lamination. Ib qho kev sib txawv ntawm kev ua tau zoo, qhov tsis txaus qhov tseeb, lossis qhov tsis xws ntawm cov khoom siv yuav ua rau muaj teeb meem thaum txheej txheem lamination, cuam tshuam rau qhov zoo thiab kev ua tau zoo ntawm lub rooj tsav xwm zaum kawg. Yog li ntawd, thaum yuav cov khoom siv raw, kev tswj xyuas nruj yuav tsum tau siv, cov neeg muag khoom txhim khu kev qha yuav tsum raug xaiv, thiab txhua pawg ntawm cov khoom siv raw yuav tsum nruj me ntsis soj ntsuam thiab kuaj.