PCB drilling rov qab

Feem ntau siv rau hauv cov teb uas muaj qhov yuav tsum tau ua kom muaj kev ncaj ncees ntawm lub teeb liab, xws li 5G kev sib txuas lus hauv paus, cov servers ceev ceev, cov chaw hloov ntaub ntawv, thiab kev suav lej siab (HPC).

Cov PCBs uas tau tho rov qab txo qhov kev cuam tshuam thiab kev poob ntawm cov teeb liab los ntawm kev tshem tawm ntawm cov stubs, thaum cov PCBs ib txwm tsis muaj cov txheej txheem no thiab muaj kev ua haujlwm tsis zoo ntawm kev xa cov teeb liab.

Los ntawm kev khawb qhov thib ob kom tshem tawm qhov seem ntawm vias, luv qhov ntev ntawm qhov txuas kom ze rau qhov ntev ntawm qhov txuas, thiab ua kom zoo dua txoj kev xa xov.

Ntawm cov zaus siab tshaj 10GHz, qhov poob ntawm lub teeb liab tuaj yeem txo tau 10% -30%, thiab qhov poob rov qab tuaj yeem txhim kho tau 5-10dB.

Muab npe raws li cov kev teeb tsa xws li qhov tob ntawm qhov tho rov qab, qhov tseeb ntawm qhov tho, thiab zaus siv tau, xws li cov PCBs uas tho rov qab zaus siab nrog qhov tob ntawm qhov tho rov qab tswj tau hauv ± 0.1 hli.

Tsis yog, nws tsuas yog tsim nyog rau cov qauv tsim nrog cov zaus teeb liab siab dua 3GHz thiab cov kev cai nruj rau kev ncaj ncees ntawm lub teeb liab.

Pib los ntawm qhov kev thov rau cov voj voog digital ceev ceev hauv xyoo 1990, thiab cov thev naus laus zis tau txuas ntxiv mus rau kev loj hlob thiab nrov nrog kev txhim kho ntawm 5G thiab cov ntaub ntawv loj.

Tsim kom muaj qhov tseeb dua ntawm kev khawb rov qab (xws li ± 0.05 hli) thiab kev hloov pauv zaus siab dua (100GHz+).

Tus qauv IPC-6012 teev cov kev cai rau qhov tseeb ntawm kev khawb rov qab thiab qhov ntev ntawm lub pob zeb, thiab cov lag luam sib txawv kuj muaj lawv tus kheej cov qauv tswj hwm sab hauv.

Yuav tsum muaj qhov chaw txaus rau kev tho qhov rov qab kom tsis txhob muaj kev cuam tshuam ntawm cov qhov tho qhov rov qab thiab lwm cov qhov lossis cov kab. Nws raug pom zoo kom qhov sib nrug ntawm qhov via yog ≥0.3mm.

Qhov tob ntawm qhov tho rov qab = tag nrho qhov ntev ntawm qhov txuas - qhov ntev ntawm qhov txuas zoo, thiab qhov ntev ntawm qhov txuas zoo feem ntau yog txiav txim siab raws li qhov chaw ntawm txheej teeb liab.

Feem ntau, lub qhov loj li ntawm 0.2-0.4 hli. Yuav tsum xav txog qhov tseeb ntawm kev tho qhov rov qab thiab lub peev xwm ntawm cov txheej txheem tsim PCB. Lub qhov loj dua, qhov nyuaj ntawm kev tho qhov rov qab yuav qis dua.

Cov teeb liab sib txawv ceev ceev (xws li PCIe 5.0, SerDes), cov teeb liab analog zaus siab, thiab lwm cov teeb liab uas rhiab rau qhov tseeb ntawm cov teeb liab yuav tsum tau khawb rov qab.

Qhov kev sib dhos yuav tsum xyuas kom meej tias cov txheej uas tau khawb rov qab thiab cov txheej teeb liab sib raug zoo, tswj qhov tuab ntawm cov txheej dielectric, thiab tsis txhob cuam tshuam rau qhov tseeb ntawm kev khawb rov qab.

Yog lawm, cov txheej txheem tho qhov rov qab ua rau cov txheej txheem tho qhov thiab cov nqi tshuaj xyuas nce ntxiv, feem ntau ua rau cov nqi nce ntxiv 20% -50%.

Ua qhov kev khawb rov qab rau cov teeb liab tseem ceeb, siv lwm txoj hauv kev zoo tshaj plaws rau cov teeb liab tsis tseem ceeb, thiab npaj thaj chaw thiab qhov ntau ntawm qhov kev khawb rov qab kom tsim nyog.

Yuav tsum tau cim cov kev ntsuas xws li qhov tob ntawm qhov tho rov qab, kev kam rau siab (xws li ± 0.1 hli), thiab qhov ntev ntawm qhov stub (xws li ≤ 0.2 hli).

Siv cov software xws li HFSS thiab SIwave los sib piv cov cim qhia xws li kev poob teeb liab thiab kev poob rov qab ua ntej thiab tom qab kev khawb rov qab.

Ntxiv cov qhov chaw rau hauv tus qauv tsim, qhia meej txog qhov chaw siv rau tus tsim khoom, thiab xyuas kom meej tias qhov kev sib koom tes tsim qauv sib xws nrog qhov kev sib koom tes tsim khoom.

Kev tho qhov ib txwm muaj → electroplating → rov qab-drilling → kho phab ntsa qhov → hloov pauv qauv → etching, thiab lwm yam. Qhov tseem ceeb yog cov txheej txheem rov qab-drilling.

Feem ntau siv CNC drilling tshuab, xws li German Schmoll thiab Hitachi drilling tshuab, uas yuav tsum tau nruab nrog high-precision positioning systems.

Xaiv raws li lub qhov loj thiab qhov tob ntawm qhov tho rov qab. Feem ntau siv cov tungsten carbide bits, nrog lub kaum sab xis ntawm 118°-140°.

Qhov ceev feem ntau yog 10,000-20,000rpm, thiab tus nqi pub yog 0.02-0.05mm / rev, uas yuav tsum tau kho raws li cov khoom siv ntawm lub rooj tsavxwm thiab ntsis.

Los ntawm cov khoom siv high-precision, positioning system calibration, online ntsuas, thiab lwm yam, kom ntseeg tau tias qhov tob tob rov qab-drilling kam rau siab yog nyob rau hauv ± 0.1 hli.

Tswj kev hnav ntawm lub ntsis, txais yuav cov txheej txheem drilling tsim nyog, thiab ua kom tiav phab ntsa qhov tom qab drilling.

Feem ntau yuav tsum tau kho cov txheej tooj liab ntawm phab ntsa qhov puas tsuaj thaum lub sijhawm tho rov qab thiab xyuas kom meej tias muaj kev ua haujlwm hluav taws xob.

Cov ntaub ntawv board High-Tg muaj qhov nyuaj siab, ua rau qhov nyuaj rov qab tho qhov thiab xav tau kev txhim kho kev hnav tsis kam; cov ntaub ntawv FR-4 board ib txwm yooj yim rau kev ua.

Yog, tab sis cov txheej txheem nyuaj dua thiab xav tau kev tswj hwm qhov tob ntawm qhov tho qhov rov qab kom tsis txhob tho hla lwm cov txheej.

Kev tho qhov nraub qaum tsis sib dhos, qhov ntev ntawm lub qhov (stub) ntev dhau, phab ntsa qhov puas tsuaj, kev tho qhov nraub qaum tsis tiav, thiab lwm yam.

Xws li kev ntsuas qhov tob ntawm qhov tho rov qab, kev kuaj pom qhov ntev ntawm cov pob zeb, kev kuaj pom qhov roughness ntawm phab ntsa qhov, kev sim ua haujlwm hluav taws xob, thiab lwm yam.

Siv cov tshuab microscopes ntawm metallographic thiab cov khoom siv X-ray nrhiav, nrog rau qhov ntsuas tau txog li ± 0.01 hli.

Feem ntau, qhov ntev ntawm cov stub yuav tsum yog ≤0.2 hli, thiab rau cov ntawv thov siab, nws yog ≤0.1 hli.

Saib seb lub qhov phab ntsa puas du thiab tsis muaj kev tawg los ntawm lub tshuab microscope metallographic, lossis siv lub tshuab scanning electron microscope (SEM) rau kev kuaj pom.

Saib tus qauv IPC-TM-650 los sim cov cim qhia xws li kev poob ntawm kev ntxig, kev poob rov qab, thiab kev sib txuas lus.

Cov khoom tsis ua raws li qhov yuav tsum tau ua yog txiav txim siab los ntawm kev kam rau qhov tob ntawm qhov tho rov qab, qhov ntev ntawm lub qhov, kev puas tsuaj ntawm phab ntsa qhov uas cuam tshuam rau kev ua haujlwm hluav taws xob, thiab lwm yam.

Tau txais cov ntaub ntawv tsim khoom, cov ntaub ntawv teev cov khoom siv, thiab cov ntawv qhia kev tshuaj xyuas.

Txhim kho cov txheej txheem txheej txheem, tsis tu ncua tswj cov khoom siv, txhim kho kev cob qhia cov neeg ua haujlwm, thiab ua raws li cov txheej txheem tshuaj xyuas zoo.

Feem ntau sib xws nrog lub sijhawm lav zoo ntawm PCB, feem ntau yog 1-3 xyoos, raws li cov cai ntawm lub tuam txhab.

Kev poob qis ntawm qhov tseeb ntawm cov khoom siv, cov txheej txheem tsis raug, kev hloov pauv ntawm lub rooj tsavxwm, kev hnav me ntsis, thiab lwm yam.

Haum rau cov ntaub ntawv ceev ceev, xws li Rogers series thiab Isola FR408HR cov ntaub ntawv poob qis.

Cov ntaub ntawv board tsis tu ncua uas tsis muaj dielectric muaj qhov poob me me ntawm lub teeb liab, tab sis lawv qhov nyuaj yuav cuam tshuam rau kev ua tiav ntawm kev khawb rov qab; cov ntaub ntawv board ib txwm yooj yim ua, tab sis muaj kev ua haujlwm tsis zoo ntawm lub teeb liab.

Yuav tsum tau cov ntawv ci tooj liab du thiab tuab sib xws, feem ntau siv 18μm lossis 35μm electrolytic tooj liab ntawv ci.

Qhov coefficient ntawm kev nthuav dav thermal thiab qhov nyuaj ntawm cov ntaub ntawv rwb thaiv tsev cuam tshuam rau qhov tseeb ntawm kev tho qhov rov qab thiab qhov zoo ntawm phab ntsa qhov. Yuav tsum xaiv cov ntaub ntawv uas muaj kev ruaj khov thermal zoo.

Cov kua mem uas siv rau ntawm daim npog ntsej muag yuav tsum muaj kev nplaum zoo thiab tiv taus tshuaj lom neeg kom tsis txhob tev tawm tom qab tho rov qab thiab cuam tshuam rau kev ua haujlwm.

Yog lawm, cov ntaub ntawv ua los ntawm cov hlau tsis muaj txhuas ua tau raws li qhov yuav tsum tau ua ntawm ib puag ncig thiab lawv cov kev ua tau zoo ua tau raws li qhov xav tau ntawm cov PCBs uas tau tho rov qab.

Qhov tseem ceeb yog muab rau cov cemented carbide (xws li tungsten-cobalt alloy) bits, uas muaj kev tiv thaiv kev hnav zoo thiab tsim nyog rau kev khawb ceev ceev.

Lub rooj tsavxwm tuab dua, qhov nyuaj dua los tswj qhov tob ntawm qhov tho qhov rov qab, xav tau cov khoom siv thiab cov txheej txheem ua haujlwm siab dua.

Qhov tsawg kawg nkaus ntawm qhov uas ua tau tam sim no yog 0.15 hli, tab sis qhov me dua ntawm qhov, qhov nyuaj dua thiab tus nqi ntau dua.

Txwv los ntawm cov khoom siv thiab cov txheej txheem, qhov tob tshaj plaws feem ntau tsis pub tshaj 5 hli, thiab cov txheej txheem tshwj xeeb tuaj yeem ncav cuag 8 hli.

Qhov tseeb ntawm qhov rov ua dua yuav tsum ncav cuag ± 0.02 hli kom ntseeg tau tias qhov rov qab tho qhov sib xws.

Tswj lub zog drilling hauv qhov ntau thiab tsawg tsim nyog los ntawm kev kho qhov nrawm ntawm kev pub, qhov ceev ntawm kev tig, thiab cov yam ntxwv ntawm cov ntsis kom tsis txhob muaj kev puas tsuaj rau lub rooj tsavxwm.

Lub sijhawm ua tiav rau ib lub qhov yog kwv yees li 1-3 vib nas this, nyob ntawm qhov tob ntawm qhov tho qhov rov qab thiab kev ua haujlwm ntawm cov khoom siv.

Kho kom haum raws li cov yam ntxwv xws li hom khoom siv ntawm lub rooj tsavxwm, txoj kab uas hla ntawm lub qhov, qhov tob ntawm kev tho qhov rov qab, thiab kev ua haujlwm ntawm cov khoom siv.

Yog. Cov dej txias tuaj yeem txo qhov kub ntawm lub ntsis, tshem tawm cov chips, ua kom lub ntsis siv tau ntev dua, thiab txhim kho qhov ua tau zoo.

Kev khiav ceev dhau yuav ua rau lub ntsis puas thiab ua rau cov qhov tsis zoo, thaum kev khiav qeeb dhau yuav ua rau kev ua haujlwm zoo. Yuav tsum muaj kev sib phim tsim nyog.

Kev pub ntau dhau yuav ua rau lub rooj tsavxwm tawg, phab ntsa qhov tsis sib npaug, kev tho rov qab tsis sib luag, thiab lwm yam.

Yog. Cov tshuab CNC drilling niaj hnub no tuaj yeem ua tiav qhov kev tho rov qab los ntawm kev sau programming los txhim kho kev ua haujlwm zoo thiab kev sib xws.

Xws li tus nqi khoom siv ntawm lub rooj tsavxwm, tus nqi ua tiav (suav nrog cov txheej txheem khawb rov qab), tus nqi tshuaj xyuas, tus nqi pov tseg, thiab lwm yam.

Tus nqi ntawm cov txheej txheem rov qab-drilling suav txog li 15% -30% ntawm tag nrho cov nqi PCB.

Cov yam tseem ceeb suav nrog qhov yuav tsum tau ua kom raug qhov tho qhov rov qab, tus lej ntawm cov qhov tho qhov rov qab, tus nqi khoom siv board, kev poob nqi ntawm cov khoom siv, thiab lwm yam.

Ua kom zoo dua qhov tsim kom txo tau cov qhov uas raug tho rov qab, txhim kho cov txheej txheem ua haujlwm tau zoo, txo qhov kev tsis lees txais, thiab yuav cov ntaub ntawv ua los ntawm cov laug cam ntau heev.

Teem kom raug qhov tseeb ntawm kev khawb rov qab thiab cov qauv txheej txheem raws li qhov xav tau tiag tiag ntawm daim ntawv thov kom tsis txhob muaj cov nqi tsim ntau dhau.

Tus nqi ntawm lub tshuab CNC rov qab-drilling uas muaj qhov tseeb siab yog txij li 1 txog 3 lab yuan.

Feem ntau suav raws li tus naj npawb ntawm cov qhov rov qab-drilled, qhov tob-drilling, qhov tseeb yuav tsum tau ua, thiab lwm yam, nrog rau tus nqi ntawm 0.01-0.1 yuan ib lub qhov.

Cov nqi tshuaj xyuas suav txog kwv yees li 10% -15% ntawm tag nrho cov nqi, suav nrog kev tshuaj xyuas metallographic thiab cov nqi kuaj hluav taws xob.

Feem ntau suav nrog cov ntsis, cov dej txias, cov ntaub ntawv sib tsoo, thiab lwm yam, nrog rau cov nqi ntsis suav txog ntau dua 60% ntawm cov nqi siv.

Tus nqi ntawm cov PCBs uas tau tho rov qab yog siab dua 20% -50% dua li cov PCBs ib txwm muaj, nyob ntawm seb cov txheej txheem nyuaj npaum li cas.

Siv rau hauv RF modules thiab baseband processing boards ntawm 5G chaw nres tsheb kom zoo dua qhov kev xa xov teeb liab thiab txo qhov poob teeb liab.

Txhim kho kev ua haujlwm ntawm kev xa cov ntaub ntawv ceev ceev ntawm cov servers, txo qhov qeeb ntawm lub teeb liab thiab qhov yuam kev ntawm qhov me me, thiab ua kom muaj kev xa cov ntaub ntawv ruaj khov.

Nrog rau kev txhim kho ntawm kev txawj ntse hauv tsheb, nws yog siv rau hauv cov modules sib txuas lus ceev ceev hauv tsheb kom tau raws li qhov xav tau ntawm cov teeb liab xa mus rau cov kab ke xws li ADAS.

Siv rau hauv cov khoom siv hluav taws xob siab heev (xws li cov laptops ua haujlwm siab thiab cov motherboards xov tooj ntawm tes zoo), tab sis nrog cov nqi siab dua.

Yuav tsum muaj kev ntseeg siab dua thiab kev raug siab dua, nrog rau kev tswj hwm nruj dua ntawm qhov tob thiab qhov zoo ntawm kev tho rov qab.

Siv rau hauv cov laug cam ua cov teeb liab ceev ceev ntawm cov khoom siv kho mob thiab cov khoom siv saib xyuas cov cim tseem ceeb kom ntseeg tau tias cov teeb liab raug.

Siv rau hauv cov khoom me me hauv cov xwm txheej uas xav tau kev ruaj khov ntawm lub teeb liab, xws li Ethernet kev lag luam thiab PLC tswj cov laug cam.

Hauv cov rooj vag IoT ceev ceev thiab cov khoom siv suav ntug, kev khawb rov qab tuaj yeem txhim kho kev ua haujlwm ntawm kev xa cov teeb liab kom tau raws li qhov xav tau kev xa cov ntaub ntawv loj.

Yuav tsum hloov kho rau qhov chaw nyob deb heev, nrog rau qhov yuav tsum tau ua kom ntseeg tau thiab tiv taus hluav taws xob ntawm cov PCBs uas tau tho rov qab.

Yuav tsum muaj kev ceev ntiag tug ntau dua, muaj peev xwm tiv thaiv kev cuam tshuam, thiab kev hloov pauv ib puag ncig, nrog rau kev raug qhov tseeb thiab cov qauv zoo dua.

Rov kho qhov system tso qhov chaw ntawm cov khoom siv, xyuas seb qhov kev tsim qauv thiab kev tsim khoom puas sib xws, thiab kho cov kev ntsuas drilling.

Tej yam ua rau muaj xws li tsis txaus qhov tob ntawm qhov tho qhov rov qab los yog qhov ntsuas yuam kev. Cov kev daws teeb meem suav nrog kev kho qhov tob ntawm qhov tho qhov rov qab thiab txhim kho kev tshuaj xyuas.

Hloov cov khoom siv uas twb hnav lawm, ua kom cov txheej txheem drilling zoo dua, thiab ntxiv cov txheej txheem polishing phab ntsa qhov.

Tshawb xyuas qhov hnav ntawm lub ntsis, kho qhov tob ntawm qhov drilling thiab qhov pub, thiab rov tho qhov tsis tsim nyog.

Txo lub zog drilling, xaiv cov ntaub ntawv board tsim nyog, thiab ua lamination reinforcement tom qab drilling.

Tshawb nrhiav qhov tob ntawm qhov tho qhov rov qab, qhov ntev ntawm lub qhov, qhov zoo ntawm phab ntsa qhov, piv nrog cov qauv tsim qauv, thiab daws teeb meem kev sib txuas hluav taws xob.

Kho qhov ceev thiab qhov pub mov, thiab siv cov txheej txheem tshem tawm (xws li kev ntxuav tshuaj lossis kev sib tsoo tshuab).

Siv cov ntsis ntau dhau, lub zog tho ntau dhau, qhov tawv ntawm lub rooj tsavxwm tsis sib npaug, thiab lwm yam. Yuav tsum tau hloov cov ntsis raws sijhawm thiab kho qhov tsis zoo.

Nrhiav cov chaw luv luv los ntawm kev kuaj hluav taws xob, xyuas qhov deb ntawm cov qhov thiab cov kab uas tau khawb rov qab, thiab tshawb xyuas cov teeb meem ntawm cov txheej tooj liab ntawm phab ntsa qhov.

Xyuas kom huv ntawm phab ntsa qhov, xyuas kom tsis muaj kev puas tsuaj rau cov khoom siv rwb thaiv tsev, thiab kho cov txheej rwb thaiv tsev yog tias tsim nyog.

Muaj ntau daim ntawv pov thawj rau cov txheej txheem thiab cov khoom siv rov qab, feem ntau yog cov chaw tsim khoom loj PCB thiab cov neeg muag khoom siv tuav.

Cov lag luam loj tshaj plaws yog cov uas tswj hwm kev lag luam kim heev, thaum cov lag luam me thiab nruab nrab tsom mus rau kev lag luam nruab nrab mus rau qis. Kev sib tw muaj zog heev, nrog rau kev tsim kho tshiab ntawm thev naus laus zis yog qhov tseem ceeb.

Xav tau cov neeg txawj ntse ntawm ntau yam kev kawm uas paub txog kev tsim PCB, cov txheej txheem tsim khoom, thiab kev tshuaj xyuas kev ncaj ncees ntawm cov teeb liab.

Yuav tsum ua raws li cov qauv ib puag ncig xws li RoHS thiab REACH, txo kev siv cov tshuaj lom neeg thiab cov pa phem.

Kev thov lag luam thoob ntiaj teb tseem niaj hnub loj hlob, txhim kho mus rau qhov tseeb dua thiab cov nqi qis dua.

Cov lag luam hauv tsev pheej txhim kho lawv cov thev naus laus zis, tab sis kev ua lag luam siab tseem vam khom kev xa khoom tuaj, thiab kev muaj peev xwm R&D ywj pheej yuav tsum tau txhawb nqa.

Cov tsev kawm ntawv qib siab, cov tsev kawm tshawb fawb, thiab cov lag luam koom tes ua haujlwm tshawb fawb txog kev ua kom zoo dua qub ntawm cov txheej txheem khawb av thiab kev siv cov khoom siv tshiab.

Txhim kho cov txuj ci kev txawj ntse los ntawm kev cob qhia ntawm cov koom haum kev lag luam, kev cob qhia hauv tuam txhab, thiab cov chav kawm txuj ci kev tshaj lij.

Cov kev nthuav qhia xws li NEPCON Tuam Tshoj thiab CPCA Show qhia txog cov thev naus laus zis thiab cov khoom siv rov qab.