Ngikufundise ukuthi ungahlulela kanjani ukuthi i-PCB iyiqiniso

 

-I-PCBWorld

Ukushoda kwezinto ze-elekthronikhi kanye nokwenyuka kwamanani. Inikeza amathuba ezinkombe.

 

Kulezi zinsuku, izakhi ze-elekthronikhi ezingekho emthethweni ziya ngokuya zithandwa. Ama-fake amaningi afana nama-capacitors, ukumelana, ama-inducrosors, amashubhu aseMos, kanye namakhompiyutha angashadile ajikeleza emakethe. Ngaphezu kokuthola ama-ejenti ajwayelekile ukuthenga ngangokunokwenzeka, onjiniyela kanye nabathengi kufanele bagcine amehlo abo evulekile futhi bafunde ukukhomba ama-fake!

Kodwa-ke, uma ufuna ukuhlukanisa phakathi kwezakhi zangempela ze-elekthronikhi eziyiqiniso nezezimbumbulu, kufanele uqale uqonde umehluko phakathi kwangempela nezentsha.

 

1. Uyini umkhiqizo omusha woqobo?

Umkhiqizo omusha woqobo wegama lokuqala yigama lokuqala lefekthri yangempela, ukufakwa kwangempela, imodeli yasekuqaleni (imodeli ye-IC, i-Brand Code Yobuntu (Ikhodi ye-IC (ingahlolwa kwiwebhusayithi yayo), ama-barcode (ajwayele ukubhala kabusha

Onke amapharamitha afanelekile ngumenzi, kubandakanya nemikhiqizo yasekuqaleni yasekhaya. Izinga lomkhiqizo lihle kakhulu, inombolo ye-batch iyunifomu, futhi ukubukeka kuhle. Amakhasimende azimisele ukwamukela, kepha intengo ephezulu kakhulu.

Umkhiqizo woqobo wangempela ungumkhiqizo wokuqala ohlanganisiwe ngqo kusuka efektri yasekuqaleni. Iphakethe lasekuqaleni kungenzeka ukuthi livuliwe noma alikho iphakheji yoqobo, kepha kusengumkhiqizo wokuqala wokuqala.

 

I-Shoddy Bulk New (IE imikhiqizo engenaphutha)
Ama-SUB-CHIP ama-chips asuswa emugqeni womhlangano we-IC ngenxa yekhwalithi yangaphakathi nezinye izindaba, kepha awazange adlule isivivinyo somenzi womklamo. Noma ngenxa yokupakishwa okungafanele, ukubukeka kwefilimu kulimele, futhi i-chip nayo iyaqedwa.

● Amafilimu aqhamuka kulayini womhlangano. Yifilimu eyayidonswa ngesikhathi sokuhlolwa ngumenzi. Lawo mafilimu awasho ukuthi kumele kube nezinkinga zekhwalithi, kepha ukuthi amanye amapharamitha ayenamaphutha amakhulu.
Ngoba abakhiqizi bavame ukuba nezidingo eziphakeme zokunemba kwefilimu, efana namandla kagesi futhi okwamanje, futhi uhla lwephutha oluvumelekile lungaphakathi kokuhlanganisa noma ku-0.01, lapho yonke imikhiqizo yangempela, futhi i-0.98 noma i-1.02 ingumkhiqizo ophumelelayo.
Lawa mafilimu athathwa futhi abizwa ngokuthi amafilimu amasha ahlakazekile. Ngokufanayo, ngenxa yokuchitheka kwefilimu, ifilimu endala ingadala izinguquko ezincane kwiphutha lepharamitha ngesikhathi sokucubungula. Kungakho kwesinye isikhathi umkhiqizo ofanayo, amanye amakhasimende alisebenzisa, futhi amanye amakhasimende alisebenzisa. .
● Esezinhlelweni zokuhlolwa kwekhwalithi, ngoba umugqa womhlangano udlula kukhompyutha ngesikhathi sokuhlolwa ngokungezwa kwekhompiyutha kwekhompyutha, kwesinye isikhathi ifilimu ayinankinga, lapho kubambekile, abasebenzi bangahle babulale inkulungwane ngephutha kunokuba bakhulule. Ngemuva kwe-movie embi, ngakho-ke ulahlekelwa kakhulu, khona-ke laba babizwe okuthiwa bahlakazekile.

2. Iyini i-Bulk New Cargo?

I-SANXIN ingahlukaniswa izimo ezilandelayo ngokuya ngezimo zemakethe:

★ Ngomqondo wangempela we-bulk (okungukuthi izimpahla zangempela ngaphandle kokupakishwa kwasekuqaleni)
● Isidingo samakhasimende singaphansi kwephakethe lonke. Ngenxa ye-Price Drayivu, umphakeli ehlukanisa iphakethe lonke lasekuqaleni futhi athengise ingxenye ye-chip ngentengo ephezulu, kanye nengxenye esele ye-chip ngaphandle kwephakethe lasekuqaleni.
● Ngenxa yezizathu zokuhamba, umphakeli ehlukanisa izimpahla zangempela ezihlanganisiwe ukwenza lula ukuthutha. Izimpahla zoqobo ezifana neHong Kong kufanele zithunyelwe eShenzhen nakwezinye izindawo. Ukuze ufake amasiko futhi unciphise amanani entela, ukufakwa kwangempela kuyasuswa futhi abantu abaningi bathathwa ngamasiko.
● Imikhiqizo emisha neyakudala: Iningi lale mikhiqizo yilezo ezigcinwe isikhathi eside futhi zibukeke kabi. Bangasetshenziselwa ukulahlwa ngobuningi.
● Kukhona nezinye izifezi ezipakisha. Lapho inani elikhulu le-wafers lithunyelwa efektri yokufaka ukufakwa, ngemuva kokuphothulwa kweyunithi ye-IC Design kungenzeka ingayithengisi ngokwayo, ngoba akudingeki ukuthi kudlule amalebula abo futhi ngeke bazithengise ngobuningi.
● Ngenxa yezinkinga zokuphatha zefektri yokufaka, amafilimu abasebenzi bawo abahanjiswa ngaphandle kwenkampani ngeziteshi ezingajwayelekile, azokwakha kabusha futhi athenge amafilimu, angena ezweni. Lolu hlobo lwefilimu alunakupakishwa lwangaphandle ngoba ayikho inqubo yokugcina yokugcina, kepha intengo iyathandeka futhi kwesinye isikhathi ingcono kunentengo yezwe lonke.

 

★ Ubuningi Bumba
Izimpahla ezivuselelwe kabusha ziyavuselelwa noma zihlukaniswe izingxenye. Zicutshungulwa futhi zivuswe kabusha izingxenye, ngakho-ke abantu abasembonini bavame ukubabiza ngezinto ezivuselelwa kabusha.
● Ukubonakala okuthile kulimele, kepha ukulimala okungaphezulu akukubi kakhulu, futhi amafilimu okungekuhle ukucubungula asathengiswa njengamafilimu amasha ngemuva kokuvuselelwa kabusha.
● Qaphela ngamafilimu wesizukulwane sesibili ngokubukeka okuhle. Amafilimu anjalo avame ukuba ngamafilimu amancane nezinkinga zekhwalithi yangaphakathi. Abathengi balale amafilimu ngokuvamile bacophelela kakhulu.
● Ukulungiswa kabusha kwamafilimu amadala ikakhulukazi ngokushaywa kwamafilimu amadala, njengokugaya, ukugeza, ukudonsa izinyawo, izinyawo zokufaka izinyawo, ukuxhuma izinyawo, izinhlamvu zokugaya, ukuthayipha, njalonjalo. Ukubonakala kwefilimu kusetshenzwa ukwenza ifilimu ibukeke ibe yinhle ngokwengeziwe.
Kakhulu udoti wakwamanye amazwe, okungukuthi, izinto zasendlini zakwamanye amazwe, amakhompyutha, ama-routers kanye nezinye izinto zikagesi ezi-scrap zicutshungulwa eziteshini zokuqoqwa kukadoti zasendaweni. Lokhu kudoti kuhanjiswa eHong Kong, eGuangdong, eTaiwan, iZhejiang, kanye nezindawo zaseChaoshan zokuvuselelwa kabusha ngamanani aphansi kakhulu.
Ukulungiswa kabusha kwezinhlamvu zoqobo ukucubungula ukubukeka kwefilimu ukwenza ifilimu ibukeke ibe yinhle ngokwengeziwe. Lolu hlobo lwezimpahla luyikhwalithi engcono futhi eshibhile, ngokuvamile ingxenye yentengo enetha noma eshibhile.
● Izimpahla ezisetshenzisiwe, izingxenye ze-DISSASSH. Umkhiqizo usetshenzisiwe, futhi ususwe ebhodini lesekethe ngomoya oshisayo noma othosiwe. Izindlela ezimbili zokuqeda amafilimu amadala:
Indlela yomoya eshisayo, le ndlela iyindlela ejwayelekile, esetshenziselwa amabhodi ahlanzekile futhi ahlelekile, ikakhulukazi amabhodi abaluleke kakhulu ama-SMD.
Indlela ethi "Ukuthopha", lokhu kuyiqiniso impela. Sebenzisa amafutha amaminerali abilayo aphezulu ku- "Fry". Amabhodi kadoti amadala kakhulu noma angcolile ajwayele ukusebenzisa le ndlela.
Imfucumfucu ekhishwe kwinqubo yokwehlukanisa nokwenziwa kabusha kwese kabusha ifilimu yakudala izongcolisa imvelo uma ingaphathwa kahle, futhi izindleko 'zokulahlwa' zizobe ziphakeme kakhulu kunemali ephelele yokuthola kabusha.

 

Ngakho-ke, ezinye izinkampani emazweni athuthukile zingcono zisebenzise imali futhi zithumele izimpahla zokudonswa kwempahla eChina namanye amazwe aseNingizimu Asia kunokuzilahla ngokwazo. Umehluko wentengo phakathi kwama-chip amadala futhi amasha ukude nokubuyisa ukulahleka kokungcoliswa kwemvelo!

Amabhizinisi amaningi emakethe ye-elekthronikhi avame ukuchaza izimpahla ezivuselelwe kabusha njengempahla entsha yezinqwaba, ezidinga ukugcina amehlo azo zivuleke futhi zincike emakhono athile amancane ukubahlukanisa.

3. Umehluko phakathi kwezimpahla ezintsha zenqwaba kanye nezimpahla ezivuselelwe kabusha

Izinga lezimpahla zenqwaba zangempela zingaqinisekiswa.

Imikhiqizo engenaphutha izohluka kwimikhiqizo yasekuqaleni ngokuya ngezinga le-scrap nokuqina. Ngoba lezi zinhlobo ezimbili zemikhiqizo zintsha, kunzima kakhulu ukuhlukanisa.

Izimpahla ezivuselelwe zilimaza kakhulu. Kungenzeka kube nokuthengisa inyama yenja. Babukeka ngendlela efanayo, kodwa empeleni, banemisebenzi ehluke ngokuphelele.

Ngakho-ke, kungcono kakhulu kuwe ukugwema izimpahla ezintsha zenqwaba, ngaphandle kokuthi uthenge ngesisekelo seziqinisekiso ezithile.


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