Kukho imiba emininzi kwiindleko zokwenziwa kwePCBA. Amacandelo angundoqo ikakhulu abandakanya izixhobo zePCB engenanto ibhodi, iindleko zokusetyenzwa kweSMT, kunye neendleko zamacandelo. Ukongeza kula macandelo aphambili, ezinye iinkqubo ezininzi zinefuthe ngqo kwiindleko zePCBA. Ezinye zezi zinto zihlala zingahoywa, kubandakanywa nezinye izixhobo, uvavanyo, abasebenzi, ukudibanisa, ukuyila kunye nokuphucula inkqubo ye-PCB, kunye nokulungiswa kwenkqubo ye-SMT.
Echaphazela Iindleko zeBhodi eBare (PCB) iNdawo
Iindleko zeBhodi
Iindidi ezahlukeneyo zeebhodi ziza neendleko ezahlukeneyo, kuxhomekeke kwizinto eziphathekayo kunye neenkcukacha zoyilo.
Iindleko Zokugrumba
Inani lemingxuma kunye nobukhulu bedayamitha yomngxuma ichaphazela ngokuthe ngqo iindleko zokomba. Imingxuma engaphezulu okanye i-diameters emikhulu iya kwandisa iindleko.
Iindleko zeNkqubo
Iimfuno zenkqubo yebhodi, ezifana neengubo ezikhethekileyo okanye uyilo oluntsonkothileyo, zikhokelela kubunzima obuhlukeneyo bokuvelisa, okukhokelela kumaxabiso ahlukeneyo.
Iindleko zabasebenzi, zaManzi, zoMbane kunye nezoLawulo
Ezi ndleko zixhomekeke kulawulo lweendleko kunye nenkqubo yolawulo iyonke yomzi-mveliso ngamnye.
Echaphazela Iindleko zeNdibano yePCB (SMT) Icandelo
Iindleko zeMesh yentsimbi
Iimeshe zentsimbi zisetyenziselwa indibano yePCB kwaye ziyahluka kwiindleko ngokuxhomekeke kubungakanani bebhodi yePCB. IiPCB ezinkulu zifuna i-meshes ebiza kakhulu.
Iindleko zokuQalisa
Xa kusetyenzwa ibhetshi enye ye-PCBA yomzekelo omnye, iindleko zokuqalisa ziquka ixesha elichithwe ukulungisa umatshini wokubeka kunye nokudala iprototype yokuqala.
Umrhumo woLungiselelo lwe-SMT
Imirhumo yokucubungula i-SMT iyahluka ngokobunzima bebhodi, ixesha lokucwangcisa, kunye nexesha lokudluliselwa komatshini elifunekayo.
Umrhumo woLungiselelo lwe-DIP
I-DIP (i-Dual In-line Package) iindleko zokucubungula zibalwa ngokusekelwe kwinani lamalungu e-solder. I-Wave soldering kunye ne-soldering yezandla ingaba namaxabiso ahlukeneyo eyunithi.
Njani i-DFM Inokunceda Ukunciphisa Iindleko ze-PCBA
Xa kubalwa iindleko yokuvelisa PCBA, usebenzisa WonderfulPCB DFM inokubonelela ngedatha ebalulekileyo accounting iindleko kwaye ukunceda ukunciphisa iindleko imveliso ngokubanzi. Ngezantsi ziimpawu ezithile zokunciphisa iindleko kunye nezifundo ze-WonderfulPCB DFM.
Iimpawu zeDFM zokuNcitshiswa kweendleko
1. Izintlu zeBhodi
WonderfulPCB DFM ichonga ngokuzenzekelayo inani leeleya zebhodi (icala elinye, icala eliphindwe kabini, okanye umaleko omninzi). Umahluko wexabiso ubalulekile: ibhodi ye-4-layer ixabisa ngokuphindwe kabini njengebhodi eliphindwe kabini.
2. Ubungakanani beBhodi
Ubungakanani bebhodi buchaphazela indawo yokuvelisa. I-WonderfulPCB DFM ibona ngokuchanekileyo ubungakanani befayile, kwaye nokuba umehluko omncinci we-1mm unokuchaphazela indawo yokuvelisa, okukhokelela kumohluko omkhulu weendleko.
3. Ububanzi bomgca kunye neSithuba soMgca
Ububanzi bemigca emincinci kunye nezithuba zenza nzima imveliso, ukuthoba isivuno kunye nokwanda kweendleko. I-WonderfulPCB DFM ibona ngokuchanekileyo ezi zinto kwaye icebisa iinkqubo ezifanelekileyo zemveliso ukunciphisa ukunyuka kweendleko.
4. Uhlalutyo Lobude beGong
Ixabiso leplate ye-gong yokwenza ibalwa ngokusekelwe kubude bayo. Ukuba obu bude abuchazwanga, ukubalwa kweendleko kuya kuba kungachanekanga. I-WonderfulPCB DFM ibala imela yegong echanekileyo kunye nobude bepleyiti, iqinisekisa uqikelelo lweendleko oluchanekileyo.
5. Indawo yeGolide yokuntywiliselwa
Igolide yinto enexabiso elikhulu, kwaye ukuba indawo efuna ukuntywiliselwa igolide ibalwe ngendlela engafanelekanga, inokunyusa kakhulu iindleko zemveliso. I-WonderfulPCB DFM ibala indawo yegolide yokuntywiliselwa ukunciphisa inkcitho yegolide.
6. Flying Inaliti Point Bala
Amanqaku enaliti endiza, asetyenziselwa ukuvavanya amalunga e-solder, ukwandisa ixesha lokuvavanya kunye neendleko zokumisela izixhobo zokuvavanya. I-WonderfulPCB i-DFM ibala ngokuchanekileyo inani lamanqaku ovavanyo ngokusekelwe kumalungu e-solder, ukwandisa inkqubo yokuvavanya.
7. Ireyithi yokuSetyenziswa kweBhodi
Ukusetyenziswa kwebhodi yinto ebalulekileyo echaphazela iindleko zemveliso. Ukwenyuka kosetyenziso ngeepesenti ezimbalwa zeepesenti kunokunciphisa kakhulu indawo yemveliso, ngaloo ndlela kuthotywe ixabiso lemveliso lilonke. I-WonderfulPCB DFM ibala elona qondo liphezulu lokusetyenziswa, ilungiselela inkqubo yokusika ibhodi.
8. Ukuxinana komngxuma
Ukuxinana kwemingxunya kubhekiselele kwinani lemingxuma ngemitha yesikwere. Ukuxinana komngxuma ophezulu kwandisa ixesha lokuvelisa kunye neendleko. I-WonderfulPCB DFM ibala ukuxinana komngxuma ngokuchanekileyo ukuthintela uyilo olunokuthi luqhube ixesha lokuvelisa kunye neendleko ezingeyomfuneko.
9. Isixhobo Solder Joints
Iindleko ze-SMT kunye ne-DIP ze-solder joints zibalwa ngokusekelwe kwinani lamalungu e-solder. Amalungu amaninzi e-solder athetha iindleko eziphezulu. I-WonderfulPCB i-DFM ibala inani lee-SMT pads kunye ne-DIP plug-in pads ukunceda ukulawula ukubalwa kwe-solder kunye nokunciphisa iindleko ezingeyomfuneko.
10. Khangela iBOM
Iimpazamo kwiBhili yeZibonelelo (i-BOM) zingakhokelela ekuthengeni amacandelo angalunganga okanye angaphezulu, okukhokelela ekulahlekeni kwemali. Umsebenzi wokukhangela we-BOM we-WonderfulPCB DFM unceda ukuqinisekisa idatha ye-BOM, ukunciphisa umngcipheko wokuthenga iimpazamo.
Ukwabelana ngetyala: I-DFM inceda njani kwiindleko eziphantsi
1. Ubuncinci boBububanzi bomgca kunye neSithuba soMgca
Ububanzi bemigca emincinci kunye nezithuba ezinefuthe elibi kwisivuno, okukhokelela kumazinga aphezulu okulahlwa. Amazinga aphezulu okulahlwa afuna imveliso eyongezelelekileyo ukuhlangabezana nezabelo zokuhanjiswa, nto leyo eyandisa iindleko. Ngokusebenzisa iWonderfulPCB DFM, abayili banokuvavanya iindleko zoyilo lwabo kwangaphambili kwaye balungelelanise ububanzi bomgca kunye nesithuba sokwandisa iindleko ezifanelekileyo.
2. Iinkcukacha-manani zeSolder
Inani lamanqaku e-solder lichaphazela iindleko zokuvelisa. Iindleko zamanqaku e-solder zinokwahluka: i-lead solder paste inexabiso eliphantsi, ngelixa i-lead-free solder paste ibiza kakhulu. Ukongeza, ixabiso leglue ebomvu ehambelana nokusingqongileyo kwi-SMT processing iphantsi kunezinye iindlela. I-WonderfulPCB DFM inceda ukulandelela amanqaku e-solder kwaye ukhethe eyona ndlela ixabisa kakhulu.
3. Uhlalutyo lweGroove
Iindleko zegrooving ngokuqhelekileyo zibalwa ngobude be-groove. Ubunzima kunye nezinto eziphathekayo zebhodi zinempembelelo encinci ekusebenzeni, ngoko ke eyona nto iphambili yeendleko ubude be-groove. I-WonderfulPCB DFM ibala ngokuchanekileyo ubude begroove, iqinisekisa iikowuteshini ezichanekileyo kunye neendleko ezifanelekileyo kwiibhodi ezigudisiweyo.
Ukubala iNdlela yokuSetyenziswa
Ukubala izinga lokusetyenziswa ngexesha lokusika kwePCB kubalulekile ekwandiseni ukusebenza kakuhle kunye nenzuzo. Ukusika okungafanelekanga kunokukhokelela kumazinga aphantsi okusetyenziswa, ngaloo ndlela ukunciphisa umthamo wokuvelisa kunye nenzuzo. I-WonderfulPCB DFM inceda ukubala ireyithi yokusetyenziswa ngokufanelekileyo, iqinisekisa ukuba inkqubo yokusika iyasebenza kwaye iyabiza.
Ngokusebenzisa imisebenzi ephucukileyo yeWonderfulPCB DFM, abavelisi banokwandisa uyilo kunye neenkqubo zabo, okukhokelela kugcino lweendleko ezibalulekileyo kwimveliso yePCBA. Isixhobo asincedi nje ukufumanisa ukungasebenzi kakuhle kwangethuba kwisigaba soyilo kodwa sikwabonelela ngezimvo ezisebenzayo eziphucula ukusebenza kakuhle kwemveliso kunye neendleko eziphantsi.
