PCB daim ntawv theej board, kev lag luam feem ntau hu ua Circuit board luam board, circuit board clone, circuit board copy, PCB clone, PCB thim rov qab tsim los yog PCB rov qab tsim.

Ntawd yog, ntawm qhov chaw uas muaj cov khoom siv hluav taws xob hauv lub cev thiab cov khoom siv hluav taws xob hauv Circuit Court, rov qab tsom xam ntawm Circuit Court boards siv rov qab kev tshawb fawb thiab kev txhim kho cov txheej txheem, thiab cov khoom qub PCB cov ntaub ntawv, daim nqi ntawm cov ntaub ntawv (BOM), cov ntaub ntawv schematic thiab lwm yam. Cov ntaub ntawv PCB silk screen ntau lawm cov ntaub ntawv raug rov qab 1: 1.

Tom qab ntawd siv cov ntaub ntawv thev naus laus zis thiab cov ntaub ntawv tsim tawm rau PCB kev tsim khoom, cov khoom siv vuam, kev sojntsuam ya, kev debugging Circuit Court board, thiab ua kom tiav daim ntawv luam ntawm thawj lub rooj tsavxwm Circuit Court template.

Ntau tus neeg tsis paub tias PCB daim ntawv luam yog dab tsi. Qee tus neeg txawm xav tias PCB daim ntawv luam yog daim ntawv luam tawm.

Nyob rau hauv txhua tus neeg txoj kev nkag siab, copycat txhais tau tias xyaum, tab sis PCB daim board yog twv yuav raug hu tsis imitation. Lub hom phiaj ntawm PCB daim ntawv theej board yog kawm txog qhov tseeb txawv teb chaws hluav taws xob hluav taws xob tsim tshuab, thiab tom qab ntawd nqus cov kev daws teeb meem zoo tshaj plaws, thiab tom qab ntawd siv nws los tsim cov qauv tsim zoo dua. Cov khoom.

Nrog rau kev txhim kho tas mus li thiab tob zuj zus ntawm kev lag luam luam theej duab, niaj hnub no lub tswv yim PCB luam tawm lub tswv yim tau txuas ntxiv nyob rau hauv ntau qhov dav, thiab tsis txwv rau kev luam ntawv Circuit Court yooj yim thiab cloning, tab sis kuj muaj cov khoom lag luam theem nrab thiab kev tsim khoom tshiab. Kev tshawb fawb thiab kev loj hlob.

Piv txwv li, los ntawm kev tsom xam thiab kev sib tham ntawm cov khoom uas twb muaj lawm cov ntaub ntawv technical, tsim cov tswv yim, cov yam ntxwv nta, txheej txheem technology, thiab lwm yam, nws muaj peev xwm muab tau kev tsom xam thiab kev sib tw siv rau txoj kev loj hlob thiab tsim cov khoom tshiab, thiab pab R & D thiab tsim units rau ua raws li lub sij hawm Technological txoj kev loj hlob tiam sis, raws sij hawm hloov kho thiab txhim kho cov khoom tsim cov phiaj xwm, thiab kev tshawb fawb thiab kev loj hlob ntawm cov khoom tshiab sib tw tshaj plaws nyob rau hauv kev ua lag luam.

Cov txheej txheem ntawm PCB luam tawm tuaj yeem paub txog qhov hloov tshiab sai sai, txhim kho thiab txhim kho theem nrab ntawm ntau yam khoom siv hluav taws xob los ntawm kev rho tawm thiab hloov ib feem ntawm cov ntaub ntawv cov ntaub ntawv. Raws li cov ntaub ntawv kos duab thiab schematic daim duab muab rho tawm los ntawm cov ntawv luam tawm, cov kws tsim qauv kuj tuaj yeem ua raws li cov neeg siv khoom xav tau. Txaus siab rau optimize tus tsim thiab hloov PCB.

Nws tseem tuaj yeem ntxiv cov haujlwm tshiab rau cov khoom lossis rov tsim kho cov haujlwm ua haujlwm ntawm lub hauv paus no, yog li cov khoom lag luam nrog cov haujlwm tshiab yuav raug nthuav tawm ntawm qhov ceev tshaj plaws thiab nrog tus cwj pwm tshiab, tsis yog tsuas yog muaj lawv tus kheej txoj cai kev txawj ntse, tab sis kuj. nyob rau hauv kev ua lag luam Nws tau yeej thawj lub sijhawm thiab coj ob qho txiaj ntsig rau cov neeg siv khoom.

Txawm hais tias nws yog siv los txheeb xyuas lub hauv paus ntsiab lus ntawm Circuit Court board thiab cov yam ntxwv ntawm cov khoom lag luam hauv kev tshawb fawb rov qab, lossis rov qab siv los ua lub hauv paus thiab lub hauv paus rau PCB tsim hauv kev tsim qauv, PCB schematics muaj lub luag haujlwm tshwj xeeb.

Yog li, yuav ua li cas thim rov qab PCB schematic daim duab raws li daim duab kos duab lossis cov khoom tiag tiag, thiab dab tsi yog tus txheej txheem thim rov qab? Dab tsi yog cov ntsiab lus uas yuav tsum tau them rau?

Rov qab kauj ruam

1. Sau cov lus qhia txog PCB

Tau txais ib daim ntawm PCB, ua ntej sau cov qauv, tsis muaj, thiab txoj hauj lwm ntawm tag nrho cov khoom nyob rau hauv daim ntawv, tshwj xeeb tshaj yog cov kev taw qhia ntawm lub diode, lub triode, thiab cov kev taw qhia ntawm qhov sib txawv IC. Nws yog qhov zoo tshaj plaws los siv lub koob yees duab digital coj ob daim duab ntawm qhov chaw ntawm cov khoom. Ntau lub pcb circuit boards tau txais ntau thiab ntau dua. Qee qhov diode transistors saum toj no tsis pom txhua.

2. Scanned duab

Tshem tag nrho cov khoom thiab tshem tawm cov tin hauv PAD qhov. Ntxuav PCB nrog cawv thiab muab tso rau hauv lub scanner. Thaum lub scanner scans, koj yuav tsum tau tsa lub scanned pixels me ntsis kom tau ib tug clearer duab.

Tom qab ntawd maj mam xuab zeb rau saum thiab hauv qab cov khaubncaws sab nraud povtseg nrog dej gauze daim ntawv kom txog rau thaum lub tooj liab zaj duab xis yog ci, muab tso rau hauv lub scanner, pib PHOTOSHOP, thiab luam theej duab ob txheej nyias nyias.

Nco ntsoov tias PCB yuav tsum tau muab tso rau hauv kab rov tav thiab ntsug hauv lub scanner, txwv tsis pub cov duab scanned siv tsis tau.

3. Kho thiab kho cov duab

Kho qhov sib piv, ci ntsa iab thiab qhov tsaus ntuj ntawm lub canvas kom ua rau ib feem nrog tooj liab zaj duab xis thiab qhov tsis muaj tooj liab zaj duab xis muaj qhov sib txawv zoo, tom qab ntawd tig cov duab thib ob ua xim dub thiab dawb, thiab xyuas seb cov kab puas meej. Yog tsis yog, rov ua cov kauj ruam no. Yog tias nws pom tseeb, txuag daim duab ua dub thiab dawb BMP hom ntaub ntawv TOP BMP thiab BOT BMP. Yog tias koj pom muaj teeb meem nrog cov duab, koj tuaj yeem siv PHOTOSHOP los kho thiab kho lawv.

4. Txheeb xyuas qhov sib txuam ntawm PAD thiab VIA

Hloov ob hom BMP cov ntaub ntawv rau PROTEL hom ntaub ntawv, thiab hloov lawv mus rau hauv ob txheej hauv PROTEL. Piv txwv li, txoj haujlwm ntawm PAD thiab VIA uas tau dhau los ntawm ob txheej txheej ua ke, qhia tias cov kauj ruam dhau los tau ua tiav zoo. Yog tias muaj qhov sib txawv, tom qab ntawd Rov ua kauj ruam thib peb. Yog li ntawd, PCB luam tawm yog ib txoj hauj lwm uas yuav tsum tau ua siab ntev, vim hais tias ib qho teeb meem me me yuav cuam tshuam rau qhov zoo thiab qib ntawm kev sib txuam tom qab luam tawm.

5. Kos lub txheej

Hloov BMP ntawm TOP txheej rau TOP PCB. Them mloog mus rau qhov hloov dua siab tshiab rau SILK txheej, uas yog txheej daj. Tom qab ntawd koj tuaj yeem taug qab txoj kab ntawm TOP txheej thiab tso lub cuab yeej raws li daim duab kos hauv qib thib ob. Tshem tawm SILK txheej tom qab kos duab. Rov ua dua kom txog thaum tag nrho cov khaubncaws sab nraud povtseg.

6. TOP PCB thiab BOT PCB ua ke daim duab

Ntshuam TOP PCB thiab BOT PCB hauv PROTEL thiab muab tso rau hauv ib daim duab.

7. Laser luam ntawv TOP LAYER, BOTTOM LAYER

Siv lub tshuab luam ntawv laser los luam cov TOP LAYER thiab BOTTOM LAYER ntawm cov duab pob tshab (1: 1 piv), muab cov yeeb yaj kiab tso rau ntawm PCB, thiab sib piv seb puas muaj qhov yuam kev. Yog tias yog, koj ua tiav.

8. Kev xeem

Ntsuam xyuas seb qhov kev ua tau zoo ntawm hluav taws xob ntawm daim ntawv theej yog tib yam li thawj lub rooj tsavxwm. Yog zoo li no ces yeej ua tiag tiag.
Saib xyuas kom meej

1. Tsim nyog faib thaj chaw ua haujlwm

Thaum ua qhov rov qab tsim ntawm daim duab schematic ntawm lub rooj tsav xwm PCB zoo, kev faib ua haujlwm tsim nyog tuaj yeem pab cov engineers txo cov teeb meem tsis tsim nyog thiab txhim kho kev kos duab.

Feem ntau hais lus, cov khoom siv nrog tib lub luag haujlwm ntawm PCB pawg thawj coj saib yuav raug teeb tsa hauv qhov tseem ceeb, thiab faib thaj chaw los ntawm kev ua haujlwm tuaj yeem muaj lub hauv paus yooj yim thiab raug thaum hloov pauv daim duab schematic.

Txawm li cas los xij, kev faib ntawm thaj chaw ua haujlwm no tsis yog arbitrary. Nws xav kom engineers kom muaj kev nkag siab txog kev paub txog hluav taws xob hluav taws xob.

Ua ntej, nrhiav cov ntsiab lus tseem ceeb hauv ib chav haujlwm ua haujlwm, thiab tom qab ntawd raws li kev sib txuas ntawm kev sib txuas, koj tuaj yeem nrhiav lwm cov khoom ntawm tib lub zog ua haujlwm raws txoj hauv kev los tsim ib qho kev faib ua haujlwm.

Kev tsim ntawm thaj chaw ua haujlwm yog lub hauv paus ntawm kev kos duab schematic. Tsis tas li ntawd, nyob rau hauv cov txheej txheem no, tsis txhob hnov ​​​​qab siv cov khoom sib xyaw ua ke ntawm lub rooj tsav xwm Circuit Court cleverly. Lawv tuaj yeem pab koj faib cov haujlwm sai dua.

2. Nrhiav cov khoom siv zoo

Qhov kev siv no kuj tseem tuaj yeem hais tias yog lub ntsiab lus tseem ceeb ntawm PCB lub nroog network siv thaum pib ntawm daim duab kos duab. Tom qab qhov kev siv ib feem raug txiav txim siab, qhov kev siv ib feem yog kos raws li tus pins ntawm cov khoom siv no, uas tuaj yeem ua kom qhov tseeb ntawm daim duab schematic rau ntau dua. Kev sib deev.

Rau cov engineers, kev txiav txim siab ntawm cov khoom siv tsis yog qhov nyuaj heev. Raws li ib txwm muaj, cov khoom siv uas ua lub luag haujlwm tseem ceeb hauv Circuit Court tuaj yeem raug xaiv los ua cov khoom siv. Lawv feem ntau loj dua thiab muaj ntau tus pins, uas yooj yim rau kev kos duab. Xws li integrated circuits, transformers, transistors, thiab lwm yam, tuaj yeem siv raws li cov khoom siv tsim nyog.

3. Kho cov kab sib txawv thiab kos cov kab txuas kom raug

Rau qhov sib txawv ntawm cov xaim hauv av, cov xaim hluav taws xob, thiab cov teeb liab xaim, cov kws ua haujlwm yuav tsum muaj kev paub txog kev siv hluav taws xob, kev paub txog kev sib txuas hauv hluav taws xob, kev paub txog PCB thaiv, thiab lwm yam. Qhov txawv ntawm cov kab no tuaj yeem txheeb xyuas los ntawm qhov sib txuas ntawm cov khoom sib txuas, kab tooj liab ntawv dav thiab cov yam ntxwv ntawm cov khoom siv hluav taws xob nws tus kheej.

Hauv kev kos duab, txhawm rau kom tsis txhob hla thiab sib cuam tshuam ntawm cov kab, ntau cov cim hauv av tuaj yeem siv rau cov kab hauv av. Ntau cov kab tuaj yeem siv cov xim sib txawv thiab cov kab sib txawv los xyuas kom meej tias lawv paub meej thiab txheeb xyuas tau. Rau ntau yam khoom siv, cov cim tshwj xeeb tuaj yeem siv tau, lossis txawm tias Kos cov chav tsev sib cais, thiab thaum kawg ua ke.

4. Ua tus tswv lub hauv paus ntsiab lus thiab kawm los ntawm cov schematics zoo sib xws

Rau qee qhov yooj yim hluav taws xob Circuit Court thav duab muaj pes tsawg leeg thiab cov qauv kev kos duab, engineers yuav tsum paub, tsis yog tsuas yog tuaj yeem kos ncaj qha rau qee qhov yooj yim thiab classic unit circuits, tab sis kuj tsim tag nrho cov qauv ntawm hluav taws xob circuits.

Ntawm qhov tod tes, tsis txhob hnov ​​​​qab tias tib yam khoom siv hluav taws xob muaj qee qhov zoo sib xws hauv daim duab schematic. Cov kws tshaj lij tuaj yeem siv qhov sib xyaw ntawm cov kev paub dhau los thiab kawm tiav los ntawm cov duab kos duab zoo sib xws los thim rov qab cov duab kos duab ntawm cov khoom tshiab.

5. Tshawb xyuas thiab ua kom zoo

Tom qab kev kos duab schematic tiav, qhov rov qab tsim ntawm PCB schematic tuaj yeem hais tias ua tiav tom qab kuaj thiab kuaj xyuas. Tus nqi nominal ntawm cov khoom rhiab rau PCB faib tsis tau yuav tsum tau kuaj xyuas thiab ua kom zoo. Raws li PCB daim duab daim duab, daim duab schematic yog muab piv thiab tshuaj xyuas kom ntseeg tau tias daim duab schematic yog tag nrho raws li daim duab duab.