PCB Edge Plating uye Circuit Board Manufacturing Solutions

Chii chinonzi PCB Edge Plating?

Kuputira madziro ePCB inzira iyo mativi ebhodhi redunhu rakadhindwa (PCB) anoputirwa kana kuputirwa nezvinhu zvinofambisa mhepo, kazhinji mhangura, pakukwirira kwayo. Kuputira madziro ePCB inzira yekugadzira PCB uko divi repamusoro nerepasi rePCB rinoputirwa pamadziro emativi. Kuputira uku kunogona kushandiswa pamupendero mumwe chete webhodhi kana kumativi ese, zvichienderana nezvinodiwa zvedhizaini yePCB.

Chinangwa chemupendero plating chakapetwa kaviri. Chekutanga, inopa yakavimbika magetsi kubatanidza pamwe kumicheto yePCB. Izvi zvinogona kubatsira kana kumucheto kwePCB kuchida kuita magetsi kune chimwe chikamu kana kana mupendero uchishanda senzvimbo yekubatanidza yezvishandiso zvekunze kana majoini. Iyo yekumucheto plating inovimbisa inowirirana uye yakavimbika nzira yemagetsi yezvibatanidza izvi.

Chechipiri, kupendeka kwemupendero kunowedzera kusimba uye kusimba kwePCB. Nekuputira mipendero nechinhu chinoitisa, iyo PCB inova yakanyatso kurongeka uye isinganyanyi kutadza muzvinhu zvakasiyana. Inobatsira kudzivirira delamination kana kupatsanurwa kwePCB maseru, inopa imwe tsigiro yemagetsi, uye inovandudza simba rose rebhodhi.

Edge plating inowanzo shandiswa mumashandisirwo ayo PCB inoda yakasimba uye yakavimbika kubatanidza pamipendero yayo, senge mune yakakwirira-kumhanya masisitimu ekutaurirana, zvinobatanidza, kana zvishandiso zvinogara zvichibatwa kana kuisa / kubviswa.

Maitiro ePCB edge plating anosanganisira akati wandei matanho. Iyo inowanzotanga nekugadzirira kwePCB mipendero nekuchenesa, kuisa, uye kushandisa chidimbu chitete chembeu, semhangura. Mhodzi yembeu inoshanda sehwaro hwehunotevera electroplating. Zvadaro, electroplating process inoshandiswa, uko PCB mipendero inonyudzwa mubhavhu re electrolyte, uye yakananga ikozvino inoiswa kuisa layer yemhangura kumicheto yakashama. Pakupedzisira, mamwe maitiro ekupedzisa, akadai sekurapa kwepamusoro kana solder mask application, anogona kuitwa kupedzisa kumucheto plating.

Muchidimbu, PCB kumucheto plating kunosanganisira kupfekedza kana kupfekedza mativi ePCB nechinhu chinoitisa kuti ipe magetsi akavimbika ekubatanidza uye kugadzirisa kutendeseka kwebhodhi. Iyo inyanzvi yakakosha yezvishandiso zvinoda kurongeka kwakasimba uye kusimba kwakawedzera.

Iyo Edge Plating process inobatwa sei?

Iyo yekumucheto plating maitiro inoda kunyatsobata uye kutarisisa kune zvakadzama kuti ive nechokwadi chekubudirira kuputira uye kudzivirira zvinogona kuitika. Heano mamwe akakosha maficha ekuti edge plating process inobatwa sei:

Midziyo Nehunyanzvi Hwakakosha: Kuitwa nemazvo kwemaitiro ekuputira madziro kunoda michina yakasarudzika, senge matangi ekuputira kana michina, uye vashandi vane hunyanzvi vanoziva matekiniki ekuputira anoshandiswa.

Kubata neKugadzirira: Mupendero wePCB usati waiswa purasitiki, unofanirwa kubatwa nepurasitiki nemazvo. Izvi zvinosanganisira kuchenesa mupendero kubvisa chero tsvina kana zvasara zvinogona kukanganisa maitiro ekuputira. Mupendero unofanirawo kuvharwa zvakanaka kana kuchengetedzwa kuitira kuti nzvimbo dzaunoda chete ndidzo dzakaiswa purasitiki.

Kubatana nePlating: Mupendero wePCB unofanirwa kuva wakabatana zvakanaka nezvinhu zveplating kuti uve nechokwadi chekuti zvinoramba zvakabatana zvakanaka kwehupenyu hwebhodhi. Nzira dzekusimudzira kunamira, dzakadai sekukwesha pamusoro kana kushandisa makemikari anokurudzira kunamira, dzinogona kushandiswa kusimbisa kubatana pakati pemupendero nezvinhu zveplating.

Maitiro Ekugadzirisa Zvinodzora: Mune zvimwe zviitiko, kusanganisa kunogona kunge kuripo mukugadzirisa madziro emucheto. Zvakakosha kudzora maitiro ekubatanidza zvinhu zvakanyatsonaka kudzivirira kukuvara kwekubatana kwepakati pemaburi. Kupisa kwakanyanya kana nzira dzisina kunaka dzekubatanidza zvinhu zvinogona kukonzera kusanganisa kwesimbi uye kukuvara kwezvikamu zvemukati zvePCB.

Kudzivirira Maburrs: Chimwe chezvinhu zvinonyanya kutyiwa panguva yekuisa maburrs mumucheto ndiko kuumbwa kwemaburrs. Maburrs isimbi dzisingadiwi dzinogona kuitika panguva yekuisa maburrs uye zvinogona kukonzera mashorts kana mamwe matambudziko emagetsi. Kudzora kwakakodzera maitiro, kusanganisira kusarudzwa kwema parameter akakodzera ekuisa maburrs uye kushandiswa kwehunyanzvi hwekubvisa maburrs, kwakakosha kudzivirira kuumbwa kwemaburrs uye kuve nechokwadi chekuti PCB yakavimbika.

Nekunyatsotarisisa kune izvi kufunga uye kuita nhanho dzakakodzera, iyo yekumucheto plating process inogona kuitwa zvinobudirira, zvichikonzera yakavimbika uye yakasimba edge plating inosangana nezvinodiwa zvePCB dhizaini. Kunyatsobata, kugadzirira, uye kudzora maitiro kunobatsira kuve nechokwadi chemhando uye kutendeseka kweakapfava mipendero, kuderedza njodzi yenyaya uye kutadza.

PCB Edge Plating Maitiro Matanho

Munyaya yakaoma yekugadzira PCB , maitiro ekuisa maPCB edge plating anoshandiswa senzira inokosha, inonyanya kukosheswa mukushandiswa kunoda kubatana kwemucheto kusingachinji, kufambisa mvura kusingachinji, uye dziviriro yakasimba yemipendero yebhodhi yakafumurwa. Maitiro aya anotevedzana nenzira dzakatevedzana, imwe neimwe ichiita basa rakasiyana mukuwana kugona mukubatanidza magetsi, kusimba kwemuchina, uye kuramba ngura. Ngatitangei kuongorora kwakazara maitiro aya:

1. Maburi Ekuboorera: Kutanga nemazvo, maburi anoboorwa zvakanyatsonaka pamucheto wePCB kuti agone kubatanidza makona kana zvinobatanidza zviri kuuya.

2. Kuisa Electrolytic Plating yeCopper neElectrolytic: PCB inotanga rwendo rwekuisa electrolytic framework kaviri. Kutanga, chirongo checopper framework chinoshandisa electrolytic copper framework chinoisa framework yecopper yakaenzana muPCB yese, ichisvika kumicheto. Iyi framework yekutanga inoshanda senzira yekufambisa framework yekuisa electrolytic copper framework. Zvadaro, PCB inopinda muchikamu che electrolytic copper framework, uko framework yecopper yakakora inogadzirwa zvakanaka pamicheto. Danho iri rinokosha mukuchengetedza conductivity uye kugara kwenguva refu.

3. Kucheka: Mushure mekurongedza, PCB inoita tsika yekucheka, yakagadzirirwa kubvisa mhangura yakawandisa uye kutsanangura madonhwe akaparadzana. Danho iri rinokosha rinozopedzisira ratsanangura chimiro chaicho uye magadzirirwo emativi ekubatana.

4. Kugadzirira Pamusoro: Micheto yePCB inogadziriswa nenzira dzakaoma, kusanganisira microetching. Kugadzirira uku kunobvisa chero maokisijeni epamusoro kana tsvina, nokudaro zvichiwedzera kunamira uye kuve nechokwadi chekuti plating yakazara inofukidza.

5. Kunyudza: Mipendero yakagadzirwa inonyudzwa mubhavhu rekuputira, rinowanzova nesimbi yakanaka senge goridhe kana imwe simbi inozivikanwa nekugona kwayo kupinza mvura uye kuramba ngura. Maitiro ekunyudza anoisa jira rakapfava resimbi yakasarudzwa pamusoro pemhangura yakavhurika, ichikomberedza mipendero.

6. Kuchenesa uye Kuomesa: Mushure mekuputira, PCB inocheneswa zvakasimba kuti ibvise zvasara kana tsvina. Iyi nzira yekuchenesa yakasimba inochengetedza kuvimbika kwemipendero yakaputirwa. Zvadaro, bhodhi rinoomeswa zvakakwana, richirigadzirira kugadzirwa kwezvikamu zvinotevera.

7. Kuongororwa Kwemhando: PCB inoputirwa nemucheto inozoongororwa nehunhu hwayo zvakadzama. Kuongorora uku kwakazara kunosanganisira zvinhu zvakasiyana-siyana zvakakosha, kusanganisira ukobvu hweplating, kuramba kuripo kwekubatana kwemucheto, uye kuona chero zvisina kunaka kana zvikanganiso. Kuongorora uku kwakanyatsojeka kunoita kuti plating yemucheto ienderane nezvinodiwa zvakatarwa uye mitemo yemhando yepamusoro.

8. Kuedzwa Kwemagetsi (Kana Kuchidiwa): Zvichienderana nezvinodiwa zvePCB uye mashandisirwo aripo, danho rekuyedzwa kwemagetsi rinogona kusarudzwa. Kuedzwa uku kunovavarira kusimbisa mashandiro uye mashandiro ekubatana kwemagetsi emumucheto uye kubatana kwemagetsi kwese, zvichisiya mukana wekusava nechokwadi.

Iyo PCB yemupendero weplating process, ichiri midzi yakadzika midzi muyakajairwa PCB nzira dzekugadzira, inoveza nzira yakasarudzika nekuwedzera aya akasarudzika matanho akatsaurirwa kumucheto plating. Aya matanho ehungwaru anoshanda kusimbisa kuvimbika kweanobatika epamucheto, kuchengetedza ukomba hwakakwana hweplating, uye kusimudzira hupamhi hwepamusoro hwekupendeka kwemupendero.

Edge Plating Quality Control

Edge plating quality control yakakosha mukugadzirwa kwePCB kuti ive nechokwadi chekuvimbika uye kuita kweedge connectors. Heano makiyi maitiro ekutonga, kuvimbika kufunga, uye nhungamiro yekuongorora ine chekuita nekumucheto plating yemhando yekudzora:

Key Process Controls:

1. Plating Ukobvu: Izvo zvakakosha kuti usimbise kuti hushoma hweplating ukobvu hwakasangana. Izvi zvinogona kuitwa kuburikidza ne microscopic kuongorora kana X-ray fluorescence kuongorora. Kusakwana plating ukobvu kunogona kutungamira mukupfeka kana corrosion nyaya nekufamba kwenguva.
2. Kuenderera mberi: Chengetedza kubatana kwemagetsi kubva mukati mePCB kuburikidza neakapfava edge contacts. Kuve nechokwadi chekuti masaini emagetsi anogona kupfuura nepakati pemakona akakosha pakuita basa.
3. Plating Coverage: Ongorora plating yezvisina kana nzvimbo dzakatetepa dzakatenderedza zvisaririra. Kusaenderana plating kufukidzwa kunogona kutungamirira kumagetsi kana mechanical matambudziko.
4. Overplating: Ita shuwa kuti plating haina kunyanya kuvaka pane girazi weave yePCB. Kunyanya kuwanda kunogona kukanganisa kusangana kwezvibatanidza.
5. Kutsvaga Geometry: Simbisa kuti zviyero zvema trace ari pamucheto macontacts anofanana neyakatsanangurwa dhizaini. Kutsauka kubva pakugadzira kunogona kukanganisa kushanda kwemagetsi.

Kuvimbika Zvinotarisirwa:

Zvinhu zvinoverengeka zvinogona kukanganisa kuvimbika uye hupenyu hwemapendero ekubatanidza:

1. Plating Ukobvu: Goridhe yakakora kana tin plating inoita kuti ivandudze hupenyu hwekutenderera uye kusimba kwemapendero ekubatanidza.
2. PCB Ukobvu: Mabhodhi akaonda kupfuura 1 mm anogona kukotama kana kukanganisa pasi pekunetseka kwekubatana, zvichikanganisa kuvimbika kwekubatana.
3. Bata Geometry: Yakagadzirwa-yakanyatso dhizaini maumbirwo emupendero macontacts anogona kushivirira akadzokororwa mating masimba pasina kukuvara.
4. Receptacle Contacts: Sarudza yakasimba uye yakasimbiswa yekubatanidza yekubatanidza dhizaini inoenderana neiyo chaiyo application zvinodiwa.
5. Kusvibiswa: Dzivirira kuunzwa kwetsvina, mafuta, kana zvimedu panguva yekubata uye kushandisa edge zvibatanidza, sezvo izvi zvinosvibisa zvinogona kukanganisa kushanda.

Kuongorora Masanganiswa Akaunganidzwa:

Cheki dzakakosha dzekuita pamakongiri akapera anosanganisira:

1. Kuenderera mberi: Spot-tarisa mafambisirwo emagetsi kuburikidza nekubatanidza mated kuti ive nechokwadi chekuti masaini anopfuura sezvakarongwa.
2. Contact Engagement: Simbisa kuiswa kwakazara kwezvibatanidza kuburikidza nekutarisa kwekuona kudzivirira kubatanidza zvishoma.
3. Mako/Kukuvadza: Ongorora zviratidzo zvekupfekwa, zvikwambo, kana kukuvadzwa mushure memagungano akawanda, sezvo izvi zvichigona kukanganisa kuvimbika.
4. Kusvibiswa: Simbisa kusavapo kwezvimedu zvekunze kana mafirimu anobva mukubata, sezvo izvi zvichigona kukanganisa kubatana.

Edge Connector Standards:

Makiyi ekutemerwa uye zviyero zvinotonga edge zvibatanidza zvinosanganisira:

1. IPC-2223: Sectional zvinodiwa zvePCB edge contacts.
2. IPC-6013: Kufanirwa uye maitiro ekuita edge ekubatanidza.
3. IPC/EIA J-STD-002: Solderability bvunzo dzechikamu chinotungamira / kumisa, izvo zvinogona kukanganisa kunaka kweedge yekubatanidza solder majoini.
4. IEC 60352-5: Kuvimbika kuyedzwa uye zvinodiwa zvakanangana nemajoini.

Kutevedzera zviyero izvi kunovimbisa kuti maedge anobatanidza anosangana nemhando inodiwa uye kuvimbika maitiro ezvavanoda kuita.

Mafungiro Akakosha uye Maitiro Akanakisa eMetallized Edging muPCB Kugadzira

Kugadzira magwaro einjiniya ekugadzira simbi muPCB dhizaini chinhu chakakosha chekuve nechokwadi chekugadzira kwakakodzera uye kushanda. Pazasi pane yakarongwa pfupiso yemapoinzi akakosha uye ekudzivirira ane chekuita nesimbi edging:

1. Kusarudza Nzvimbo yeMetallization:

• Ziva nzvimbo dzakanangana dzePCB panodiwa simbi. Ruzivo urwu runogona kazhinji kutorwa kubva kuGerber mafaera, maPDF, TXT, DWG, kana mamwe magadzirirwo masosi.

2. Copper Stretch paOuter Edges:

• Ziva kuti mune dzimwe nguva, mitsara yemhangura inogona kuwedzera kusvika kumucheto wekunze kwebhodhi. Izvi zvinogona kuda kutariswa kwehemming uye kusanganisirwa kwesimbi edging mukugadzira maitiro. Mirayiridzo yepamutemo kubva kumutengi inowanzodiwa mumamiriro ezvinhu akadaro.

3. Dhizaini uye Chengetedzo:

• Kopa dhizaini kubva padhizaini faira kune pthrou layer kuti ugadzire yakavharika yakareba slot yekushongedza simbi.
• Paunenge uchigadzira iyo hemming chimiro, chinhu muripo nekuda kwehukobvu hwemhangura hunodiwa pakuputira panguva yekuvhara.

4. Kubatana kweMagetsi kune Edging:

• Sarudza kubatanidzwa kwemagetsi kune edging. Tevera matanho aya:

Ziva maseru uye nzvimbo dzakatarwa nemutengi yekubatanidza.
Rondedzera zvinodikanwa zvekubatanidza kune imwe neimwe layer.

5. Magadzirirwo ekugadzira eMetallized Edging:

• Kuti udzivise kuputika kwemufirimu, ita shuwa kuti pane 10MIL padhi kune rimwe divi reyakaganhurwa bhodhi, kungave mukati, kunze, kana padivi.
• Chengetedza chinhambwe chidiki che8MIL pakati pemapadhi padhuze nedhisiki uye edging disk.
• Mushure mekuita hemming, tarisa hukama pakati pezvikamu zvemukati nekunze kudzivirira magetsi uye pasi mapfupi maseketi.
• Special-shaped grooves in the edging inofanira kuzadzwa nekuwedzerwa ne4mil, yakafanana nePTH grooves.
• Solder mask dhizaini inofanirwa kuzadza zvizere hwindo rekugezera, rine inosungirira solder mask yekuvhura yakaenzana neinosungira padhi +0.16mm.

6. PCB Side Plating:

• Kuti ushande zvakanaka, shandisa zvigero zvekugayo (eg, 0.8, 1.0, 1.6, 2.0, 2.4mm) pakugadzira migero. Kana zvisina kutaurwa nemutengi, 2.0mm kana kupfuura inokurudzirwa.

7. Panel Dhizaini uye Surface Kurapa:

• Ita shuwa kuti kureba kweiyo edging slot inofanana nedivi rakareba repanhi rekumashure, rinowanzoenderana neinopfapfaidza tin.
• Kune maodha asiri kuita izvi zvinodiwa, funga zvisina-sprayed pamusoro pemaitiro segoridhe kana copper-nickel plating.

8. Zvimwe Zvinofungwa:

• Ngwarira nzvimbo dzeantenna dzinogona kukanganisa welding kana chiratidzo chekufambisa.
• Teerera kune yemukati cladding pad yekubatanidza kudzivirira mapfupi maseketi.
• Paunenge uchigadzira maburi echitambi painopinza slot, funga kushandisa madhiri maviri kudzivirira kuputsika kweplate nekuda kwemasimba asina kujairika panguva ye electroplating.
• Ita shuwa kuti bhiriji rakafara zvakaringana panguva yepfapfaidzo yerata kudzivirira kuputsika kweplate nekuda kwesimba rebanga remhepo.

Aya akazara nhungamiro uye ekudzivirira anobatsira kuve nechokwadi chekubudirira kubatanidzwa kwesimbi yakashongedzwa muPCB dhizaini uye maitiro ekugadzira.