Cov lus qhia dav dav no yuav nkag mus tob rau hauv qhov tshwj xeeb ntawm kev ua qhov hauv cov khoom siv hluav taws xob siab heev. Txawm hais tias koj tab tom ua haujlwm ntawm tus qauv yooj yim lossis cov txheej txheem ntau txheej, kev nkag siab qhov tsawg kawg nkaus xyaum qhov loj me thiab cov txheej txheem laum yog qhov tseem ceeb heev rau koj txoj kev vam meej. Nws yog ib qho tsim nyog nyeem vim tias tau txais koj qhov kev xyaum tsis raug cai yuav txo tau cov nqi, tsis txhob muaj qhov tsis zoo, thiab xyuas kom koj lub PCB ua tau raws li qhov xav tau. Kawm cov yam ntxwv tseem ceeb ntawm cov txheej txheem drilling uas ua kom cov qauv siv ceev ceev ua haujlwm tau zoo thiab tsim tau rau hauv pem teb khw niaj hnub.
Thaum koj tswj hwm cov kab ntau lawm lossis muab cov cuab yeej rau lub khw tsis khoom, kev kwv yees yog txhua yam. Koj tsis tuaj yeem them taus kom muaj lub laum snap mid-cycle. Koj yuav tsum paub raws nraim li cas lub laum cuam tshuam nrog lub phaj. Hauv phau ntawv qhia no, peb yuav rhuav tshem cov tshuab ntawm pcb laum, tshawb xyuas cov kev txwv ntawm cov tshuab drilling tshuab, thiab piav qhia yuav ua li cas txhawm rau txhim kho koj cov kev teeb tsa hauv Circuit Court.
Dab tsi yog PCB laum thiab vim li cas qhov laum qhov tseem ceeb heev?
Thaum koj saib ze ntawm lub rooj tsav xwm luam tawm, koj pom ntau pua, qee zaum txhiab, ntawm qhov me me. Txhawm rau tsim cov qhov no kom zoo, cov chaw tsim khoom siv cov cuab yeej tshwj xeeb pcb xyaum. Tus txheej txheem pcb laum yog cov cuab yeej tshwj xeeb txiav ua los ntawm cov khoom carbide nkaus xwb. Tej zaum koj yuav xav tias yog vim li cas peb tsis siv cov qauv hlau. Qhov laj thawj yog yooj yim. Fiberglass phaj siv los ua ib lub voj voog yog qhov tsis txaus ntseeg. Nws yuav dull ib txwm steel xyaum hauv vib nas this. Ib qho khoom siv carbide laum nyob twj ywm ntse, txiav kom huv si los ntawm cov iav thiab cov txheej tooj liab.
Xaiv qhov kev xyaum qhov loj yog ib qho tseem ceeb tshaj plaws ntawm pcb tsim. Qhov loj me me thiab xyaum qhov yuav tsum tau koj xaiv dictate raws nraim li cas koj cov khoom hauv lub qhov yuav haum tom qab ntawm cov kab sib dhos. Yog tias lub laum tsim ib lub qhov uas nruj heev, cov neeg ua haujlwm sib dhos tsis tuaj yeem ntxig cov khoom. Yog hais tias lub laum tsim ib lub qhov uas xoob dhau lawm, lub solder yuav tsis tuav cov khoom txhuas ruaj ntseg.
Yog tias koj xaiv qhov kev xyaum tsis raug, koj yuav nce nqi tsim khoom sai. Thaum lub sijhawm tsim khoom pcb, lub tshuab CNC yuav tsum tau hloov pauv txhua qhov kev xyaum rau qhov sib txawv qhov ntau thiab tsawg. Los ntawm kev txwv tus naj npawb ntawm qhov sib txawv qhov sib txawv hauv koj tus qauv tsim, koj ua kom cov txheej txheem drilling tag nrho. Txhua lub sij hawm ib tug tshiab xyaum yog loaded rau hauv lub spindle, lub sij hawm rau ib tug mechanical yuam kev nce mus. Yog li ntawd, xaiv qhov kev xyaum zoo tshaj plaws kom ntseeg tau tias koj lub voj voog mus rau hauv kev tsim khoom loj. Koj yuav tsum tau ua raws li tus qauv xyaum qhov ntau thiab tsawg kom koj cov pcb fabrication pob nyiaj tsawg li tsawg tau.
Yuav ua li cas koj txiav txim siab qhov tsawg kawg nkaus laum loj rau koj Circuit Court?
Txhua lub chaw tsim khoom pcb ua haujlwm raws li kev txwv lub cev nruj. Qhov tsawg kawg nkaus laum loj sawv cev rau qhov tsawg tshaj plaws kev xyaum siv tshuab uas lawv tuaj yeem thawb los ntawm lub rooj tsavxwm yam tsis tau rhuav tshem nws tus kheej. Feem ntau, tus qauv tsim muaj peev xwm muab qhov kev xyaum yam tsawg kawg nkaus uas muaj li ntawm 0.2 hli mus rau 0.3 hli rau tus qauv siv tshuab drilling tshuab. Los ntawm kev nkag siab txog qhov tsawg kawg nkaus kev txwv ntawm koj lub Hoobkas xaiv, koj tiv thaiv koj tus kheej los ntawm kev tsim lub rooj tsavxwm uas tsis muaj leej twg tuaj yeem tsim tau.
Yog tias koj xaiv qhov loj me me dhau lawm, qhov kev xyaum tsis yooj yim yuav yooj yim snap lub sijhawm nws kov lub phaj nyuaj. Hloov lub laum tawg ua rau tag nrho cov txheej txheem drilling thiab tuaj yeem rhuav tshem cov ntawv luam tawm kim. Lub tshuab yuav tsum nres, tus neeg teb xov tooj yuav tsum cuam tshuam, thiab lub rooj tsavxwm yuav tsum tau muab pov tseg. Qhov no yog npau suav phem rau ntau lawm efficiency. Txhawm rau txhim kho koj tus qauv tsim, koj yuav tsum tsuas yog siv qhov tsawg kawg nkaus qhov loj me thaum koj tab tom khiav qhov chaw ntom ntom ntawm lub rooj tsavxwm.
Rau txhua yam ntawm qhov layout, siv qhov loj dua. Ib qho kev xyaum loj dua yog qhov muaj zog heev, uas tso cai rau nws los txiav lub tshuab ntxhua khaub ncaws ntau yam tsis muaj vibrating. Nco ntsoov xyuas cov kev cai tsim tshwj xeeb muab los ntawm koj lub Hoobkas kom paub meej tias lawv qhov kev xyaum tsawg kawg nkaus ua ntej koj xa tawm koj tus qauv rau kev tsim khoom.
Dab tsi yog qhov kev sib raug zoo ntawm qhov xyaum qhov tsawg kawg nkaus thiab qhov tseeb ntawm qhov drilling?
Yam tsawg kawg xyaum qhov loj thiab xyaum qhov tseeb mus sib koom tes ntawm lub khw hauv pem teb. Ib tug me me laum qhov wanders yooj yim heev. Thaum lub hau ntawm lub laum tsoo ib pob khoom ntawm iav fiber ntau hauv lub phaj, lub laum xav deflect. Koj xav tau kev zam nruj kom ntseeg tau tias cov txheej txheem drilling tsoo lub hom phiaj meej ntawm lub ncoo tooj liab. CNC tshuab zoo tswj qhov nruj ± 0.05 hli kam rau ua tiav qhov drilling. Yog hais tias lub laum wanders ntau tshaj qhov no, lub laum lub qhov yuav ua rau tag nrho ib tug nyob ze Circuit Court kab, ruining lub electronics.
Txhawm rau ua kom lub laum ncaj nraim, cov chaw tsim khoom siv cov tshuab tsis tshua muaj zog nruab nrog high-RPM spindles. Lawv kuj vam khom cov cuab yeej zoo carbide zoo li peb Carbide Drills kom ntseeg tau tias lub laum yuav tsis khoov nyob rau hauv siab. Rau lub qhov me me laum, lub tshuab txav lub laum nqes qis dua kom tsis txhob tawg.
Yog li ntawd, kev siv cov tho qhov loj me me tuaj yeem txhim kho koj qhov kev xyaum tag nrho qhov tseeb thiab ua kom cov txheej txheem drilling. Ib tug thicker laum tsuas yog khoov tsawg dua. Nws plunges rau hauv lub phaj nrog kev ntseeg siab. Thaum koj muab cov cuab yeej rau lub khw muag khoom tsis khoom, ceeb toom lawv kom siv kev xyaum ua kom raug rau qhov kev tso kawm yog ib txwm muaj txiaj ntsig zoo.
Qhov piv txwv cuam tshuam li cas rau PCB kev tsim khoom thiab kev xaiv xyaum?
Lub nam piv yog qhov piv ntawm lub rooj tsavxwm tag nrho cov thickness rau lub qhov taub xaiv. Qhov kev piv txwv tshwj xeeb no ua lub luag haujlwm tseem ceeb hauv theem tom ntej tooj liab plating. Piv txwv li, yog tias koj muaj tus qauv 1.6 hli tuab phaj thiab koj siv lub laum 0.2 hli, koj qhov nam piv yog 8: 1. High nam piv nyob rau hauv tuab boards ua rau nws nyuaj heev rau reliably phaj tooj liab nyob rau hauv lub sib sib zog nqus laum qhov. Cov kua tshuaj tsuas yog tawm tsam kom ntws los ntawm cov kab me me.
Raws li txoj cai dav dav ntawm tus ntiv tes xoo, koj yuav tsum khaws koj qhov piv txwv hauv qab 10: 1 kom ntseeg tau tias kev tsim khoom lag luam. Yog tias qhov sib piv tau siab dhau lawm, lub laum nws tus kheej tawm tsam kom tshem tawm cov chips txiav los ntawm qhov sib sib zog nqus laum qhov. Cov chips tau ntim rau hauv lub flutes ntawm qhov xyaum. Qhov kev sib txhuam no ua rau lub laum nrawm nrawm, yaj cov epoxy resin hauv lub rooj tsav xwm luam tawm.
Txhawm rau zam qhov kev puas tsuaj thermal no, cov neeg tsim qauv yuav tsum muaj lub hom phiaj nce lub qhov taub los yog xaiv siv lub phaj nyias. Qhov sib npaug ntawm qhov sib piv ua kom ntseeg tau tias txhua lub qhov tho qhov tau txais cov tooj liab txaus nyob rau hauv los ua ib qho khoom, ua haujlwm Circuit Court. Cov qhov me me yog qhov nyuaj rau lub phaj, yog li nco ntsoov xav txog qhov tob thaum koj xaiv koj lub laum.
Dab tsi yog qhov laum qhov loj me thiab qhov xav tau rau cov khoom siv los ntawm lub qhov?
Cov khoom siv los ntawm lub qhov xav tau qhov tshwj xeeb tho qhov loj thiab qhov xav tau kev xyaum. Koj tsis tuaj yeem kwv yees qhov loj me no. Qhov kawg qhov loj me yuav tsum yooj yim haum rau lub cev tiv thaiv cov hlau lead, ntxiv rau qhov chaw txaus rau cov txheej txheem tooj liab plating. Yog hais tias lub qhov taub yog nruj dhau, cov neeg ua haujlwm sib dhos yuav tawm tsam nrog kev sib dhos thiab sib dhos ntawm cov khoom. Txoj kab uas hla ntawm lub laum txiav txim seb qhov yooj yim npaum li cas poob rau hauv lub phaj.
Txhawm rau xam qhov no kom raug, coj lub cev qhov siab tshaj plaws ntawm lub cev los ntawm cov ntaub ntawv thiab ntxiv qhov kev nyab xeeb tshem tawm. Feem ntau, koj ua lub hom phiaj laum qhov 0.3 hli loj dua li cov khoom siv lead ua tiag tiag. Piv txwv li, yog hais tias ib tug hnyav resistor muaj ib tug 0.4 hli txhuas, koj yuav tsum twv yuav raug hu siv ib tug 0.7 hli laum los ua lub qhov.
Yog tias cov khoom me me muaj 0.3 hli txhuas, siv lub laum 0.6 hli. Qhov kev ua lej nruj no ua kom cov khoom siv lead ua zoo kawg nkaus tom qab cov tooj liab plating tiav lawm. Muab kev tshem tawm txaus rau cov khoom hauv lub qhov tiv thaiv kev sib dhos loj heev thiab txo cov nqi rov ua dua tshiab ntawm lub Hoobkas hauv pem teb. Txoj kev xyaum zoo tiv thaiv cov hlau lead ntawm buckling thaum lub sij hawm ntxig.
Yuav ua li cas cov neeg tsim qauv PCB xaiv lub qhov taub txoj kab uas hla rau vias?
Cov neeg tsim qauv PCB siv cov qauv me me hu ua vias rau kev sib txuas sib txawv ntawm cov txheej txheem ntau txheej ua ke. Txij li thaum vias tsis tuav ib qho kev tiv thaiv lub cev, lawv lub qhov taub tuaj yeem ua me dua li cov qauv mounting qhov. Standard vias feem ntau siv 0.3 hli, 0.4 hli, lossis 0.6 hli laum. Ua kom lub taub ntawm lub qhov taub zoo sib xws thoob plaws koj tus qauv tsim ua kom yooj yim rau cov txheej txheem drilling immensely thiab pab txo cov nqi ntawm cov nroj tsuag fabrication.
Txawm li cas los xij, high-speed designs xav tau kev saib xyuas tshwj xeeb. Qhov loj ntawm lub qhov taub tuaj yeem ua tau zoo li lub kav hlau txais xov me me, tsim cov kab mob cab uas ua rau lub cev tsis zoo ntawm lub teeb liab. Yog li ntawd, pcb designers yeej ib txwm sim siv qhov tsawg tshaj plaws xyaum ua rau cov tseem ceeb routing vias. Ib qho kev xyaum me me ib txwm txhim kho cov teeb liab kev ncaj ncees nyob rau hauv ib qho nyuaj multi-layer circuit.
Koj yuav tsum tsis tu ncua sib npaug ntawm cov teeb liab kev ncaj ncees nrog cov qauv tsim muaj peev xwm ntawm koj lub khw. Qhov sib npaug qhov sib npaug rau tag nrho koj cov vias tsis tseem ceeb ua kom koj lub voj voog ua haujlwm tsis zoo thaum tseem ua tau zoo heev. Tus kws tsim qauv ntse paub meej qhov kev xyaum ua kom hu tawm rau txhua txoj kev teeb liab tshwj xeeb.
Thaum twg koj yuav tsum siv laser drilling es tsis txhob siv tshuab xyaum?
Tshuab drilling tshuab nws thiaj li hits lub cev phab ntsa nrog lub qhov me me heev. Thaum koj qhov loj me me poob qis dua 0.1 hli mus rau 0.2 hli, lub tshuab tsis tuaj yeem siv cov hlau me ntsis. Ntawm no microscopic scale, ib tug mechanical laum me ntsis yog kiag li tsis yooj yim sua rau high-ceev huab hwm coj ntau lawm. Qhov no yog raws nraim qhov twg laser drilling yuav siv sij hawm dhau txoj haujlwm. Lasers siv cov kab teeb pom kev zoo ntawm lub teeb kom hlawv ib lub qhov laum txoj cai los ntawm cov khoom siv hauv Circuit Court board.
Laser drilling yog qhov tseem ceeb heev rau kev tsim micro-vias hauv qib siab hdi (High-Density Interconnect) boards. Thaum ib txwm siv tshuab pcb laum txiav txhua txoj hauv kev los ntawm cov phaj tuab, laser yog rau micro-vias uas tsuas yog hla ib lossis ob txheej nyias. Vim qhov muag tsis pom thiab faus vias siv lasers, lawv tsis nkag mus rau tag nrho lub rooj tsavxwm.
Lasers tuaj yeem vaporize lub iav thiab resin sai sai yam tsis muaj kev puas tsuaj rau lub hauv paus tooj liab ncoo. Txawm li cas los xij, yuav tsum tau ceeb toom: laser drilling yuav ua rau cov nqi tsim khoom ntau dua piv rau kev thawb tus qauv siv tshuab los ntawm lub rooj tsavxwm. Yog li ntawd, koj yuav tsum tsuas yog siv laser drilling rau micro-vias thaum routing qhov chaw ntawm lub phaj yog kiag li txwv rau koj compact electronics.
Dab tsi yog qhov txawv ntawm plated thiab non-plated laum qhov?
Hauv kev tsim pcb txheem, koj yuav tau ntsib ob lub ntsiab ntawm qhov: pths (Plated Through Holes) thiab npths (Non-Plated Through Holes). Ib lub pth yog lub qhov laum uas tau txais cov tooj liab hnyav rau ntawm nws cov phab ntsa sab hauv los ua hluav taws xob los ntawm sab saum toj mus rau hauv qab. Feem ntau cov vias thiab qhov tsim los ntawm cov khoom hauv lub qhov yog pths.
Hloov pauv, lub qhov tsis-plated, lossis npth, tsuas yog lub qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob. Mechanical mounting qhov feem ntau yog npths. Thaum lub Hoobkas npaj rau tho qhov pth, lawv yuav tsum siv lub laum uas loj dua me ntsis ntawm qhov kev thov kawg qhov loj, vim hais tias cov tooj liab plating ntxiv thickness thiab yuav txo qhov kawg txoj kab uas hla.
Ib qho npth, txawm li cas los xij, yog drilled rau nws qhov loj me me nyob rau qhov kawg ntawm cov txheej txheem. Rau ib lub qhov uas tsis yog-plated laum, koj yuav tsum ib txwm tuav ib qho kev tshem tawm ntawm ntug ntawm lub qhov thiab txhua qhov nyob ze ntawm qhov chaw nyob. Qhov no tseem ceeb heev clearance tiv thaiv hlau screws los ntawm shorting tawm lub active circuits thaum lawv dhau los ntawm npths rau mount lub rooj tsavxwm mus rau ib tug chassis.
Yuav ua li cas nkag siab qhov tsawg kawg nkaus xyaum ua kom zoo rau koj tus qauv tsim thiab txo cov nqi?
Los ntawm kev nkag siab qhov tsawg kawg nkaus xyaum qhov txwv ntawm koj xaiv pcb chaw tsim tshuaj paus, koj qhib koj lub cuab yeej zoo tshaj plaws txuag nqi. Yog tias koj tsim ib lub rooj tsavxwm nrog 0.15 hli qhov, tab sis koj lub Hoobkas them tus nqi loj rau qhov drilling txhua yam hauv qab 0.2 hli, koj tsuas yog nkim nyiaj xwb. Los ntawm kev nthuav cov qhov tshwj xeeb rau 0.2 hli lossis txawm tias 0.3 hli, koj tam sim ntawd txo cov nqi. Koj yuav tsum ib txwm siv qhov loj dua thaum ua tau kom tag nrho cov txheej txheem drilling pheej yig dua thiab sai dua.
Tsis tas li ntawd, koj yuav tsum ua raws li tus qauv xyaum qhov ntau thiab tsawg thoob plaws koj qhov project. Es tsis txhob siv qhov sib txawv, ntxhov siab ntawm 0.65 hli, 0.68 hli, thiab 0.7 hli qhov, tsuas yog sib koom ua ke tag nrho lawv mus rau tus qauv 0.7 hli. Kev sib koom ua ke qhov ntau thiab tsawg laum logically txhais tau tias lub tshuab CNC nres tsawg zaus los hloov qhov xyaum.
Ntawm Drillstar, peb muab ultra-precision Khoom Tungsten Carbide Rods rau cov cuab yeej tsim tshwj xeeb vim peb paub tseeb tias qhov tseem ceeb npaum li cas ntawm qhov ntse ntse, kev xyaum ua haujlwm ruaj khov yog ua kom cov txheej txheem drilling kom zoo. Tsis tas li ntawd, nqis peev hauv qhov tsim nyog Drill Bit Sib Tsoo Tshuab pab cov khw muag khoom ntim siab tswj qhov ntse txiav ntawm lawv cov kev xyaum. Ua kom zoo rau koj tus qauv tsim los ntawm kev xav raws nraim li tus kws kho tshuab uas yuav khiav lub laum.
Txhawm rau kom ntseeg tau tias koj tus qauv pcb ua tiav ntawm txoj kab sib dhos, txais yuav txoj hauv kev zoo los xaiv txhua txoj kab laum. Nco ntsoov tawm 0.1 hli rau cov me me thiab tawm 0.2 hli rau cov khoom loj dua thaum koj tab tom loj qhov rau koj cov khoom hauv lub qhov, lossis cov loj dua yog tias tsim nyog los xyuas kom meej qhov haum. Cov npoo me me no pab tau lees tias cov hlau lead yuav swb zoo kawg nkaus, txawm tias cov tooj liab plating me ntsis tuab dua li lub Hoobkas xav tau. Ib qho nruj haum yog ib txwm tsis zoo thaum lub sij hawm sib dhos automated.
Nco ntsoov xyuas cov kev cai tsim tawm los ntawm koj lub Hoobkas. Txheeb xyuas qhov loj me ntawm koj qhov kev xaiv rau lub Hoobkas qhov kev txwv qhov piv txwv, tshwj xeeb tshaj yog tias koj tab tom tsim cov ntawv tuab. Xyuas kom tag nrho koj cov vias muaj cov nplhaib tooj liab txaus nyob ib ncig ntawm lub qhov laum. Yog hais tias lub laum wanders me ntsis tawm ntawm qhov chaw, ib lub nplhaib tooj liab nyias yuav tawg, ua rau lub voj voog tag nrho.
Kev xyaum ua kom zoo tau lees paub kev txhim khu hluav taws xob txuas ntxiv thoob plaws tag nrho cov phaj. Los ntawm kev paub txog qhov tseem ceeb ntawm cov tho qhov loj thiab cov kev xyaum xyaum, koj lav tias koj cov khoom siv hluav taws xob tsis yog tsuas yog txiav-ntug xwb tab sis kuj tseem tsim tau hauv lub ntiaj teb tiag. Lub tswv yim zoo xyaum ua lub phaj zoo heev, txhim khu kev qha! Los ntawm qhov tsawg tshaj plaws micro-drill mus rau qhov hnyavCemented Carbide Ntxig siv los tshuab lub chassis, precision tooling yog lub plawv dhia ntawm niaj hnub electronics manufacturing.
Summary : Cov Ntsiab Lus Tseem Ceeb Kom Nco Txog
- Carbide yog huab tais: Tus txheej txheem PCB laum yog tsim los ntawm cov khoom siv carbide los tiv thaiv cov phaj fiberglass heev.
- Paub koj qhov txwv: Qhov tsawg kawg nkaus laum loj muaj dictates koj routing ceev; mus me me yuav ua rau kom cov nqi tsim khoom thiab ua rau lub laum.
- Cov ntsiab lus tseeb: Ib lub qhov me me me me yuav tsum muaj kev ua siab ntev kom ntseeg tau tias lub laum tsis txav mus los thiab txiav lub voj voog.
- Nco ntsoov Aspect Ratio: Qhov sib sib zog nqus ntawm cov laug cam yog qhov nyuaj rau phaj; khaws qhov sib piv hauv qab 10: 1 kom ntseeg tau tias muaj kev ruaj ntseg tooj liab hauv lub qhov.
- Component Clearance: Ib txwm ua rau lub qhov laum qhov tsawg kawg yog 0.3 hli loj dua li cov khoom siv ua kom tso cai rau kev ntxig ntxig thiab sib dhos.
- Vias vs Mounting: Siv lub laum me me rau vias los tiv thaiv lub teeb liab kev ncaj ncees, tab sis siv lub laum loj dua rau npths kom haum rau kev txhim kho kho vajtse ruaj ntseg.
- Optimize Txuag: Ua raws li qhov ntau thiab tsawg los txo cov cuab yeej hloov pauv thiab tsis txhob muaj teeb meem tshwm sim thaum lub sijhawm tsim khoom kom koj lub pcb ua tau raws li qhov xav tau.
