Flexible PCB (Printed Circuit Board) e se e tumme haholo le ho sebelisoa haholo liindastering tse fapaneng.Ho tloha ho lisebelisoa tsa elektroniki tsa bareki ho isa lits'ebetsong tsa likoloi, fpc PCB e tlisa ts'ebetso e ntlafalitsoeng le ho tšoarella ho lisebelisoa tsa elektroniki.Leha ho le joalo, ho utloisisa mokhoa o bonolo oa tlhahiso ea PCB ho bohlokoa ho netefatsa boleng ba eona le ho tšepahala.Ka poso ena ea blog, re tla hlahlobaflex PCB ts'ebetso ea tlhahisoka botlalo, ho akaretsa mohato o mong le o mong oa bohlokoa o amehang.
1. Mokhahlelo oa Moralo le Moralo:
Mohato oa pele oa mokhoa oa tlhahiso ea boto ea flex circuit ke mohato oa moralo le moralo.Mothating ona, setšoantšo sa moralo le sebopeho sa likarolo li felile.Lisebelisoa tsa lisebelisoa tsa software tse kang Altium Designer le Cadence Allegro li netefatsa ho nepahala le ho sebetsa hantle sethaleng sena.Litlhokahalo tsa moralo joalo ka boholo, sebopeho le tšebetso li tlameha ho nahanoa ho lumellana le maemo a bonolo a PCB.
Nakong ea moralo le mokhahlelo oa tlhahiso ea boto ea flex PCB, mehato e mengata e lokela ho lateloa ho netefatsa moralo o nepahetseng le o sebetsang hantle.Mehato ena e kenyeletsa:
Sekema:
Theha schematic ho bontša likhokahano tsa motlakase le tšebetso ea potoloho.E sebetsa e le motheo oa ts'ebetso eohle ea moralo.
Ho beoa ha karolo:
Ka mor'a hore moralo o phethoe, mohato o latelang ke ho fumana hore na ho behoa ha likarolo ho boto ea potoloho e hatisitsoeng.Lintlha tse kang botšepehi ba pontšo, tsamaiso ea mocheso, le lithibelo tsa mochine li nkoa nakong ea ho behoa ha likarolo.
Tsela:
Ka mor'a hore likarolo li behoe, mekhoa ea potoloho e hatisitsoeng e tsamaisoa ho theha likamano tsa motlakase pakeng tsa likarolo.Mothating ona, litlhoko tsa ho feto-fetoha tsa "flex circuit PCB" li lokela ho nkoa.Mekhoa e khethehileng ea ho tsamaisa joalo ka meander kapa serpentine routing e ka sebelisoa ho amohela liboto tsa potoloho le flex.
Ho hlahloba melao ea moralo:
Pele moralo o phethoa, ho hlahlojoa melao ea moralo (DRC) ho etsoa ho netefatsa hore moralo o fihlela litlhoko tse khethehileng tsa tlhahiso.Sena se kenyeletsa ho hlahloba liphoso tsa motlakase, bonyane bophara ba trace le sebaka, le litšitiso tse ling tsa moralo.
Ho hlahisa lifaele tsa Gerber:
Ka mor'a hore moralo o phethoe, faele ea moralo e fetoloa faele ea Gerber, e nang le boitsebiso ba tlhahiso e hlokahalang ho hlahisa boto ea potoloho e hatisitsoeng ea flex.Lifaele tsena li kenyelletsa lintlha tsa layer, ho beoa ha likarolo le lintlha tsa litsela.
Netefatso ea Moralo:
Meetso e ka netefatsoa ka papiso le prototyping pele e kena molemong oa tlhahiso.Sena se thusa ho tseba mathata afe kapa afe a ka bang teng kapa ntlafatso e lokelang ho etsoa pele ho tlhahiso.
Ho etsa lisebelisoa tsa software tse kang Altium Designer le Cadence Allegro li thusa ho nolofatsa ts'ebetso ea moralo ka ho fana ka likarolo tse kang ho ts'oaroa ha moralo, ho beha likarolo, ho tsamaisa le ho lekola melao ea moralo.Lisebelisoa tsena li netefatsa ho nepahala le katleho ho moralo oa potoloho o hatisitsoeng oa fpc.
2. Khetho ea lintho tse bonahalang:
Ho khetha thepa e nepahetseng ho bohlokoa molemong oa katleho ea ho etsa li-PCB tse tenyetsehang.Lisebelisoa tse sebelisoang hangata li kenyelletsa li-polymer tse tenyetsehang, foil ea koporo le likhomaretsi.Khetho e itšetlehile ka lintlha tse kang ts'ebeliso e reriloeng, litlhoko tsa ho feto-fetoha le maemo, le ho hanyetsa mocheso.Patlisiso e phethahetseng le tšebelisano 'moho le bafani ba thepa e netefatsa hore thepa e ntle ka ho fetisisa e khethoa bakeng sa morero o itseng.
Mona ke lintlha tse ling tseo u ka li nahanang ha u khetha thepa:
Litlhoko tsa ho feto-fetoha ha maemo:
Boitsebiso bo khethiloeng bo lokela ho ba le phetoho e hlokahalang ho finyella litlhoko tse khethehileng tsa kopo.Ho na le mefuta e fapaneng ea li-polymers tse feto-fetohang tse fumanehang, tse kang polyimide (PI) le polyester (PET), e 'ngoe le e' ngoe e na le maemo a fapaneng a ho tenyetseha.
Boemo ba Mocheso:
Thepa e lokela ho khona ho mamella mocheso oa mocheso oa kopo ntle le ho senyeha kapa ho senyeha.Li-substrates tse fapaneng tse feto-fetohang li na le litekanyetso tse fapaneng tsa mocheso o phahameng, kahoo ho bohlokoa ho khetha thepa e ka sebetsanang le maemo a hlokahalang a mocheso.
Lintho tsa motlakase:
Lisebelisoa li lokela ho ba le thepa e ntle ea motlakase, joalo ka dielectric tse tlase le tahlehelo e tlase ea tangent, ho netefatsa ponts'o ea lets'oao le nepahetseng.Hangata foil ea koporo e sebelisoa e le conductor ho fpc flexible circuit ka lebaka la conductivity ea eona e ntle ea motlakase.
Thepa ea Mechini:
Thepa e khethiloeng e lokela ho ba le matla a matle a mochine 'me e khone ho mamella ho khumama le ho phunya ntle le ho phunyeha kapa ho phunyeha.Likhomaretsi tse sebelisetsoang ho tlama likarolo tsa flexpcb le tsona li lokela ho ba le thepa e ntle ea mochine ho netefatsa botsitso le ho tšoarella.
Ho lumellana le mekhoa ea tlhahiso:
Lintho tse khethiloeng li lokela ho lumellana le mekhoa ea tlhahiso e amehang, e kang lamination, etching, le welding.Ho bohlokoa ho nahana ka ho lumellana ha thepa le lits'ebetso tsena ho netefatsa liphetho tse atlehileng tsa tlhahiso.
Ka ho nahana ka lintlha tsena le ho sebetsa le bafani ba thepa, lisebelisoa tse loketseng li ka khethoa ho kopana le ho feto-fetoha ha maemo, ho hanyetsa mocheso, ts'ebetso ea motlakase, ts'ebetso ea mochine, le litlhoko tsa ho lumellana ha morero oa flex PCB.
3. Tokiso ea substrate:
Nakong ea mohato oa ho lokisetsa substrate, filimi e feto-fetohang e sebetsa e le motheo oa PCB.'Me nakong ea mohato oa ho lokisetsa substrate oa ho etsoa ha potoloho ea flex, hangata ho hlokahala ho hloekisa filimi e tenyetsehang ho netefatsa hore ha e na litšila kapa masala a ka amang ts'ebetso ea PCB.Mokhoa oa ho hloekisa hangata o kenyelletsa tšebeliso ea mekhoa e kopaneng ea lik'hemik'hale le ea mochini ho tlosa litšila.Mohato ona ke oa bohlokoa haholo ho netefatsa ho khomarela hantle le ho tlamahanngoa ha lihlopha tse latelang.
Ka mor'a ho hloekisa, filimi e feto-fetohang e koahetsoe ka thepa e khomarelang e kopanyang lihlopha hammoho.Sekhomaretsi se sebelisoang hangata ke filimi e khethehileng ea sekhomaretsi kapa sekhomaretsi sa metsi, se koahetsoeng ka mokhoa o lekanang holim'a filimi e tenyetsehang.Likhomaretsi li thusa ho fana ka bots'epehi ba sebopeho le ts'epahalo ho PCB flex ka ho tiisa lihlopha hammoho.
Khetho ea thepa ea sekhomaretsi e bohlokoa ho netefatsa tlamahano e nepahetseng le ho fihlela litlhoko tse ikhethileng tsa kopo.Lintlha tse kang matla a tlamo, ho hanyetsa mocheso, ho feto-fetoha ha maemo, le ho lumellana le lisebelisoa tse ling tse sebelisoang ts'ebetsong ea kopano ea PCB li lokela ho nahanoa ha ho khethoa thepa ea sekhomaretsi.
Ka mor'a hore sekhomaretsi se sebelisoe, filimi e feto-fetohang e ka tsoela pele ho sebetsoa bakeng sa lihlopha tse latelang, tse kang ho eketsa foil ea koporo e le mekhoa e tsamaisang, ho eketsa likarolo tsa dielectric kapa likarolo tse kopanyang.Likhomaretsi li sebetsa joalo ka sekhomaretsi nakong ea ts'ebetso ea tlhahiso ho theha sebopeho se tsitsitseng le se tšepahalang sa PCBs.
4. Koporo ea koporo:
Ka mor'a ho lokisa substrate, mohato o latelang ke ho eketsa lera la koporo.Sena se finyelloa ka laminating koporo foil ho filimi tenyetsehang sebelisa mocheso le khatello.Lera koporo sebetsa e le tsela conductive bakeng sa lipontšo tsa motlakase ka hare ho flex PCB.
Botenya le boleng ba lera la koporo ke lintlha tsa bohlokoa ho khethollang ts'ebetso le ho tšoarella ha PCB e tenyetsehang.Botenya hangata bo lekanngoa ka li-ounces ho square foot (oz/ft²), ka likhetho tsa ho tloha ho 0.5 oz/ft² ho isa ho 4 oz/ft².Khetho ea botenya ba koporo e itšetlehile ka litlhoko tsa moralo oa potoloho le ts'ebetso ea motlakase e lakatsehang.
Mekhahlelo ea koporo e teteaneng e fana ka khanyetso e tlase le bokhoni bo betere ba ho jara hona joale, e leng se etsang hore e tšoanelehe bakeng sa lits'ebetso tsa matla a phahameng.Ka lehlakoreng le leng, likarolo tse tšesaane tsa koporo li fana ka ho feto-fetoha ha maemo 'me li khethoa bakeng sa likopo tse hlokang ho kobeha kapa ho fetola potoloho e hatisitsoeng.
Ho etsa bonnete ba hore boleng ba lera koporo ke habohlokoa hape, e le mefokolo leha e le efe kapa litšila ka ama tshebetso ya motlakase le ho tšepahala ha flex boto PCB.Mehopolo ea boleng bo tloaelehileng e kenyelletsa ho lekana ha botenya ba lera la koporo, ho ba sieo ha likoti kapa li-voids, le ho khomarela ka nepo substrate.Ho netefatsa likarolo tsena tsa boleng ho ka thusa ho fihlela ts'ebetso e ntle ka ho fetisisa le bophelo bo bolelele ba PCB ea hau ea flex.
5. Sebopeho sa potoloho:
Nakong ena, mokhoa o lakatsehang oa potoloho o thehoa ka ho tlosa koporo e feteletseng ho sebelisa etchant ea lik'hemik'hale.Photoresist e sebelisoa holim'a koporo, e lateloa ke ho pepeseha ha UV le nts'etsopele.Ts'ebetso ea etching e tlosa koporo e sa batleheng, e siea mesaletsa ea potoloho e lakatsehang, liphahlo le li-vias.
Mona ke tlhaloso e qaqileng haholoanyane ea ts'ebetso:
Tšebeliso ea photoresist:
Lera le tšesaane la lintho tse bonahalang (tse bitsoang photoresist) li sebelisoa holim'a koporo.Li-photoresists hangata li koahetsoe ka mokhoa o bitsoang spin coating, moo substrate e potolohang ka lebelo le phahameng ho netefatsa hore ho na le seaparo se tšoanang.
Ho pepesetsoa lebone la UV:
Photomask e nang le mokhoa o lakatsehang oa potoloho e behoa holim'a koporo e koahetsoeng ke photoresist.Joale substrate e pepesetsoa khanya ea ultraviolet (UV).Leseli la UV le feta libakeng tse pepeneneng tsa photomask ha le ntse le koetsoe ke libaka tse opaque.Ho pepesetsoa khanya ea UV ho fetola ka mokhoa o ikhethileng likarolo tsa lik'hemik'hale tsa sets'oants'o, ho ipapisitse le hore na ke mohanyetsi oa molumo o nepahetseng kapa o mobe.
Nts'etsopele:
Ka mor'a ho pepesehela khanya ea UV, photoresist e etsoa ka tharollo ea lik'hemik'hale.Li-photoresists tsa molumo o motle li qhibiliha ho bahlahisi, ha li-photoresist tsa molumo o fosahetseng li sa qhibilihe.Ts'ebetso ena e tlosa photoresist e sa batleheng ho tloha holim'a koporo, e siea mokhoa o lakatsehang oa potoloho.
Etching:
Hang ha photoresist e setseng e hlalosa mokhoa oa potoloho, mohato o latelang ke ho tlosa koporo e feteletseng.Etchant ea lik'hemik'hale (hangata e le tharollo e nang le asiti) e sebelisetsoa ho qhaqha libaka tsa koporo tse pepeneneng.The etchant e tlosa koporo 'me e siea mesaletsa ea potoloho, li-pads le vias tse hlalositsoeng ke photoresist.
Ho tlosoa ha Photoresist:
Ka mor'a etching, e setseng photoresist tlosoa ho flex PCB.Mohato ona hangata o etsoa ho sebelisoa tharollo ea ho hlobolisa e qhaqha photoresist, e siea feela mohlala oa potoloho ea koporo.
Tlhahlobo le Taolo ea Boleng:
Qetellong, boto ea potoloho e hatisitsoeng e feto-fetohang e hlahlojoa ka botlalo ho netefatsa ho nepahala ha mokhoa oa potoloho le ho lemoha mefokolo leha e le efe.Ena ke mohato oa bohlokoa ho netefatsa boleng le ts'epahalo ea li-PCB tse feto-fetohang.
Ka ho etsa mehato ena, mokhoa o lakatsehang oa potoloho o thehoa ka katleho ho PCB e tenyetsehang, o rala motheo oa mohato o latelang oa kopano le tlhahiso.
6. Mask ea solder le khatiso ea skrine:
Mask ea solder e sebelisetsoa ho sireletsa lipotoloho le ho thibela marokho a solder nakong ea kopano.E ntan'o hatisoa skrineng ho kenya lileibole tse hlokahalang, li-logos le baqapi ba likarolo bakeng sa ts'ebetso e eketsehileng le merero ea boitsebahatso.
Se latelang ke kenyelletso ea ts'ebetso ea mask a solder le khatiso ea skrine:
Mask oa solder:
Tšebeliso ea Mask ea Solder:
Mask ea solder ke lera le sireletsang le sebelisoang ho potoloho ea koporo e pepesitsoeng ho PCB e tenyetsehang.Hangata e sebelisoa ho sebelisoa mokhoa o bitsoang "screen printing".Enke ea mask ea solder, hangata e tala ka 'mala, e hatisoa skrineng ho PCB' me e koahela mesaletsa ea koporo, lipache le li-vias, e pepesa feela libaka tse hlokahalang.
Ho phekola le ho omisa:
Kamora hore mask a solder a sebelisoe, PCB e tenyetsehang e tla feta ka mokhoa oa ho folisa le ho omisa.PCB ea elektroniki hangata e feta ka ontong ea conveyor moo mask a solder a futhumatsoang hore a fole le ho thatafala.Sena se tiisa hore mask a solder a fana ka tšireletso e sebetsang le ho kenya letsoho bakeng sa potoloho.
Libaka tse bulehileng tsa Pad:
Maemong a mang, libaka tse khethehileng tsa mask a solder li siuoa li butsoe ho pepesa lipampiri tsa koporo bakeng sa ho kopanya likarolo.Libaka tsena tsa pad hangata li bitsoa Solder Mask Open (SMO) kapa Solder Mask Defined (SMD) pads.Sena se lumella hore ho be bonolo ho solder le ho tiisa hore ho na le kamano e sireletsehileng pakeng tsa karolo le boto ea potoloho ea PCB.
ho hatisa skrineng:
Tokisetso ea mosebetsi oa bonono:
Pele o hatisa skrineng, etsa mosebetsi oa bonono o kenyelletsang lileibole, li-logo, le matšoao a likarolo tse hlokahalang bakeng sa boto ea flex PCB.Hangata setšoantšo sena se etsoa ho sebelisoa software ea computer-aid design (CAD).
Ho lokisa skrine:
Sebelisa litšoantšo ho etsa litempele kapa li-skrini.Libaka tse hlokang ho hatisoa li lula li butsoe ha tse ling kaofela li thibetsoe.Hangata sena se etsoa ka ho koahela skrine ka emulsion e nkang lifoto le ho e pepesetsa mahlaseli a UV ho sebelisoa litšoantšo.
Tšebeliso ea Enke:
Ka mor'a ho lokisa skrine, sebelisa enke skrineng 'me u sebelise squeegee ho hasanya enke libakeng tse bulehileng.Enke e feta sebakeng se bulehileng ebe e behoa holim'a mask a solder, e eketsa lileibole tse lakatsehang, li-logos le matšoao a likarolo.
Ho omisa le ho folisa:
Ka mor'a ho hatisa skrine, PCB ea flex e feta ka mokhoa oa ho omisa le ho phekola ho etsa bonnete ba hore enke e khomarela hantle holim'a mask a solder.Sena se ka finyelloa ka ho lumella enke ho omella moeeng kapa ho sebelisa mocheso kapa lebone la UV ho phekola le ho thatafatsa enke.
Ho kopana ha soldermask le silkscreen ho fana ka tšireletso bakeng sa potoloho le ho eketsa ntho e bonahalang ea boitsebiso bakeng sa kopano e bonolo le ho khetholla likarolo ho flex PCB.
7. Kopano ea SMT PCBea Likaroloana:
Sethaleng sa kopano ea likarolo, likarolo tsa elektronike li behoa ebe li rekisoa holim'a boto ea potoloho e hatisitsoeng e feto-fetohang.Sena se ka etsoa ka mekhoa ea matsoho kapa ea othomathiki, ho latela boholo ba tlhahiso.Ho beha likarolo ho 'nile ha nahanoa ka hloko ho netefatsa ts'ebetso e nepahetseng le ho fokotsa khatello ea kelello ho flex PCB.
Tse latelang ke mehato ea mantlha e amehang ho kopantseng likaroloana:
Khetho ea likarolo:
Khetha likarolo tse loketseng tsa elektroniki ho latela moralo oa potoloho le litlhoko tsa ts'ebetso.Lintho tsena li ka kenyelletsa li-resistors, li-capacitor, li-circuits tse kopantsoeng, li-connectors, joalo-joalo.
Tokiso ea Karolo:
Karolo e 'ngoe le e' ngoe e ntse e lokisetsoa ho behoa, ho etsa bonnete ba hore li-lead kapa li-pads li hloekisitsoe hantle, li otlolohile le ho hloekisoa (ha ho hlokahala).Likarolo tsa holim'a sefahleho li ka tla ka sebopeho sa reel kapa terei, ha likarolo tsa lesoba li ka tla ka liphutheloana tse ngata.
Ho beoa ha karolo:
Ho ipapisitse le boholo ba tlhahiso, likarolo li beoa ho PCB e tenyetsehang ka letsoho kapa ka lisebelisoa tse ikemetseng.Ho beha likarolo ka othomathike hangata ho sebelisoa mochini oa ho khetha le ho beha sebaka, o behang likarolo hantle holim'a lipache tse nepahetseng kapa peista ea solder ho PCB e feto-fetohang.
Soldering:
Hang ha likarolo li se li le teng, ts'ebetso ea soldering e etsoa ho kopanya ka ho sa feleng likarolo ho flex PCB.Hangata sena se etsoa ho sebelisoa reflow soldering bakeng sa likarolo tse holim'a holim'a metsi le wave kapa solder ea letsoho bakeng sa likarolo tsa lesoba.
Reflow Soldering:
Ka reflow soldering, PCB eohle e futhumatsoa mocheso o itseng ho sebelisa onto ea ho phalla kapa mokhoa o tšoanang.Solder peste e sebelisoang ho pad e loketseng ea qhibiliha 'me e theha maqhama pakeng tsa motsoako oa motsoako le PCB pad, ho theha khokahanyo e matla ea motlakase le mochine.
Wave Soldering:
Bakeng sa likarolo tsa ka-hole, wave soldering hangata e sebelisoa.Boto ea potoloho e hatisitsoeng e feto-fetohang e fetisoa ka leqhubu la solder e entsoeng ka ho qhibilihisoa, e kolobisang lithapo tse pepesitsoeng le ho etsa hore ho be le kamano pakeng tsa karolo le boto ea potoloho e hatisitsoeng.
Hand Soldering:
Maemong a mang, likarolo tse ling li ka hloka ho soasoa ka letsoho.Setsebi se hloahloa se sebelisa tšepe ea solder ho theha manonyeletso a solder lipakeng tsa likarolo le PCB e flexible.Tlhahlobo le Teko:
Ka mor'a ho soasoa, PCB e kopantsoeng ea flex e hlahlojoa ho netefatsa hore likarolo tsohle li rekisoa ka mokhoa o nepahetseng le hore ha ho na liphoso tse kang marokho a solder, lipotoloho tse bulehileng, kapa likarolo tse sa lumellaneng.Teko e sebetsang e ka boela ea etsoa ho netefatsa ts'ebetso e nepahetseng ea potoloho e kopaneng.
8. Teko le tlhahlobo:
Ho netefatsa ho ts'epahala le ts'ebetso ea li-PCB tse tenyetsehang, tlhahlobo le tlhahlobo li bohlokoa.Mekhoa e fapaneng e kang Automated Optical Inspection (AOI) le In-Circuit Testing (ICT) e thusa ho lemoha mefokolo e ka bang teng, marikhoe a makgutshwane kapa a bulang.Mohato ona o tiisa hore ke li-PCB tsa boleng bo holimo feela tse kenang ts'ebetsong ea tlhahiso.
Mekhoa e latelang e sebelisoa hangata nakong ena:
Tlhahlobo e Ikemetseng ea Optical (AOI):
Sistimi ea AOI e sebelisa lik'hamera le li-algorithms tsa ts'ebetso ea litšoantšo ho lekola li-PCB tse tenyetsehang bakeng sa liphoso.Ba ka lemoha litaba tse kang ho se lumellane ha likarolo, likarolo tse sieo, liphoso tse kopantsoeng tsa solder tse kang marokho a solder kapa solder e sa lekaneng, le liphoso tse ling tsa pono.AOI ke mokhoa o potlakileng le o sebetsang oa tlhahlobo ea PCB.
Teko ea Potoloho (ICT):
ICT e sebelisetsoa ho lekola khokahanyo ea motlakase le tšebetso ea li-PCB tse tenyetsehang.Teko ena e kenyelletsa ho sebelisa li-probe tsa liteko ho lintlha tse itseng ho PCB le ho metha liparamente tsa motlakase ho lekola borikhoe bo bokhutšoane, ho bula le ho sebetsa ha likarolo.Hangata ICT e sebelisoa ka tlhahiso e phahameng ea molumo ho lemoha ka potlako liphoso leha e le life tsa motlakase.
Teko ea tšebetso:
Ntle le ICT, tlhahlobo ea ts'ebetso e ka etsoa hape ho netefatsa hore flex PCB e kopaneng e etsa mosebetsi oa eona o reriloeng ka nepo.Sena se ka kenyelletsa ho sebelisa matla ho PCB le ho netefatsa tlhahiso le karabelo ea potoloho ka lisebelisoa tsa tlhahlobo kapa tlhahlobo e ikemiselitseng.
Teko ea motlakase le tlhahlobo ea ho tsoelapele:
Teko ea motlakase e kenyelletsa ho lekanya liparamente tsa motlakase joalo ka ho hanyetsa, matla, le voltage ho netefatsa likhokahano tse nepahetseng tsa motlakase ho flex PCB.Liteko tse tsoelang pele li hlahloba li-opens kapa lifupi tse ka amang ts'ebetso ea PCB.
Ka ho sebelisa mekhoa ena ea ho hlahloba le ho hlahloba, bahlahisi ba ka tseba le ho lokisa mefokolo leha e le efe kapa ho hlōleha ho li-PCB tse feto-fetohang pele ba kena ts'ebetsong ea tlhahiso.Sena se thusa ho netefatsa hore ke li-PCB tsa boleng bo holimo feela tse fanoang ho bareki, ho ntlafatsa ts'epahalo le ts'ebetso.
9. Popeho le ho paka:
Hang ha boto ea potoloho e hatisitsoeng e feto-fetohang e fetile sethaleng sa tlhahlobo le tlhahlobo, e feta ts'ebetsong ea ho qetela ea ho hloekisa ho tlosa mesaletsa leha e le efe kapa tšilafalo.The flex PCB ka nako eo khaola ka diyuniti motho ka mong, loketse ho paka.Ho paka ka nepo ho bohlokoa ho sireletsa PCB nakong ea ho tsamaisa le ho tsamaisa.
Lintlha tse ling tsa bohlokoa tseo u ka li nahanang ke tsena:
Sephutheloana sa Anti-static:
Kaha li-PCB tse tenyetsehang li ka senyeha habonolo ho tsoa ho electrostatic discharge (ESD), li lokela ho kenngoa ka thepa e thibelang boemo.Mekotla ea antistatic kapa literei tse entsoeng ka thepa ea conductive li atisa ho sebelisoa ho sireletsa li-PCB ho tloha motlakase o tsitsitseng.Lisebelisoa tsena li thibela ho aha le ho ntša litefiso tse sa fetoheng tse ka senyang likarolo kapa li-circuits ho PCB.
Tšireletso ea Mongobo:
Mongobo o ka ama ts'ebetso ea li-PCB tse flexible hampe, haholo-holo haeba li pepesitse mesaletsa ea tšepe kapa likarolo tse sa tsotelleng mongobo.Lisebelisoa tsa liphutheloana tse fanang ka thibelo ea mongobo, tse kang mekotla ea mongobo kapa lipakete tsa desiccant, li thusa ho thibela ho kenella ha mongobo nakong ea ho romella kapa ho boloka.
Cushion le shock absorption:
Li-PCB tse feto-fetohang li batla li fokola 'me li ka senyeha habonolo ke ho ts'oaroa ka thata, tšusumetso kapa ho thothomela nakong ea lipalangoang.Lisebelisoa tsa ho paka tse kang ho phuthela ha bubble, ho kenya foam, kapa likhoele tsa foam li ka fana ka cushioning le ho monya ho ts'osang ho sireletsa PCB ts'enyong e joalo.
Leibole e Nepahetseng:
Ho bohlokoa ho ba le tlhaiso-leseling e nepahetseng joalo ka lebitso la sehlahisoa, bongata, letsatsi la tlhahiso le litaelo life kapa life tsa ho sebetsana le sephutheloana.Sena se thusa ho netefatsa boitsebahatso bo nepahetseng, ho sebetsana le ho boloka li-PCB.
Sephutheloana se Sireletsehileng:
E le ho thibela motsamao leha e le ofe kapa ho falla ha PCB ka har'a sephutheloana nakong ea thomello, li tlameha ho sireletsoa hantle.Lisebelisoa tsa ka hare tsa ho paka tse kang theipi, dividers, kapa lisebelisoa tse ling li ka thusa ho tšoara PCB sebakeng le ho thibela tšenyo e tsoang ho motsamao.
Ka ho latela mekhoa ena ea ho paka, bahlahisi ba ka etsa bonnete ba hore li-PCB tse tenyetsehang li sirelelitsoe hantle 'me li fihla moo li eang teng li le boemong bo sireletsehileng le bo feletseng, li loketse ho kenngoa kapa ho kopana hape.
10. Taolo ea Boleng le Thomello:
Pele re romella li-PCB tsa flex ho bareki kapa limela tsa kopano, re kenya tšebetsong mehato e tiileng ea taolo ea boleng ho netefatsa hore ho latela litekanyetso tsa indasteri.Sena se kenyelletsa litokomane tse batsi, ho latelloa le ho lumellana le litlhoko tse khethehileng tsa bareki.Ho khomarela mekhoa ena ea ho laola boleng ho tiisa hore bareki ba fumana li-PCB tse ka tšeptjoang le tsa boleng bo phahameng tse tenyetsehang.
Lintlha tse ling mabapi le taolo ea boleng le thepa ke tsena:
Litokomane:
Re boloka litokomane tse felletseng nakong eohle ea ts'ebetso ea tlhahiso, ho kenyelletsa le litlhaloso tsohle, lifaele tsa moralo le lirekoto tsa tlhahlobo.Litokomane tsena li netefatsa ho latelloa le ho re thusa ho tseba mathata leha e le afe kapa ho kheloha ho ka 'nang ha etsahala nakong ea tlhahiso.
Traceability:
PCB e 'ngoe le e' ngoe ea flex e abetsoe sekhetho se ikhethileng, se re lumellang ho lekola leeto la eona ho tloha thepa e tala ho isa thomelong ea ho qetela.Ts'ebetso ena e netefatsa hore mathata afe kapa afe a ka bang teng a ka rarolloa kapele le ho aroloa.E boetse e thusa ho hopola kapa ho etsa lipatlisiso ha ho hlokahala.
Ho lumellana le litlhoko tse khethehileng tsa bareki:
Re sebetsa ka mafolofolo le bareki ba rona ho utloisisa litlhoko tsa bona tse ikhethang le ho netefatsa hore lits'ebetso tsa rona tsa taolo ea boleng li fihlela litlhoko tsa bona.Sena se kenyelletsa lintlha tse joalo ka maemo a ikhethileng a ts'ebetso, litlhokahalo tsa ho paka le ho ngola, le litifikeiti kapa maemo afe kapa afe a hlokahalang.
Tlhahlobo le Teko:
Re etsa tlhahlobo e phethahetseng le liteko ka mekhahlelo eohle ea ts'ebetso ea tlhahiso ho netefatsa boleng le ts'ebetso ea liboto tsa potoloho tse hatisitsoeng tse feto-fetohang.Sena se kenyelletsa tlhahlobo ea pono, tlhahlobo ea motlakase le mehato e meng e ikhethileng ea ho bona mefokolo e kang ho bula, marikhoe a makhutšoane kapa litaba tsa soldering.
Ho paka le ho Romela:
Hang ha li-PCB tsa flex li fetile mehato eohle ea ho laola boleng, re li paka ka hloko re sebelisa lisebelisoa tse loketseng, joalokaha ho boletsoe pejana.Re boetse re etsa bonnete ba hore sephutheloana se ngotsoe ka nepo ka tlhaiso-leseling e nepahetseng ho netefatsa ts'ebetso e nepahetseng le ho thibela ho tšoaroa hampe kapa pherekano nakong ea thomello.
Mekhoa ea ho Romela le Basebetsi:
Re sebetsa le basebetsi-'moho le bona ba nang le botumo bo botle ba ho tsamaisa thepa ba nang le boiphihlelo ba ho sebetsana le lisebelisoa tsa elektroniki tse bobebe.Re khetha mokhoa o loketseng oa ho tsamaisa thepa ho latela lintlha tse kang lebelo, litšenyehelo le sebaka seo re eang ho sona.Ho feta moo, re latela le ho beha leihlo thepa e romelloang ho netefatsa hore e tlisoa ka nako e lebelletsoeng.
Ka ho khomarela ka tieo mehato ena ea ho laola boleng, re ka tiisa hore bareki ba rona ba fumana PCB e ka tšeptjoang le ea boleng bo phahameng ka ho fetisisa e finyellang litlhoko tsa bona.
Ka kakaretso,ho utloisisa mokhoa o bonolo oa tlhahiso ea PCB ho bohlokoa ho bahlahisi le basebelisi ba ho qetela.Ka ho latela moralo o hlokolosi, khetho ea thepa, ho lokisoa ha substrate, mokhoa oa potoloho, kopano, liteko le mekhoa ea ho paka, bahlahisi ba ka hlahisa li-PCB tse feto-fetohang tse fihlelang litekanyetso tsa boleng bo holimo.E le karolo ea bohlokoa ea lisebelisoa tsa sejoale-joale tsa elektroniki, liboto tsa potoloho tse feto-fetohang li ka khothaletsa boqapi le ho tlisa ts'ebetso e ntlafalitsoeng liindastering tse fapaneng.
Nako ea poso: Aug-18-2023
Morao
