Izindaba
-
Yiziphi Izixazululo Zebhodi Lokugoba le-PCB kanye Nebhodi Le-Warping?
I-NeoDen IN6 1. Yehlisa izinga lokushisa likahhavini ogeleza kabusha noma ulungise izinga lokushisa nokupholisa kwepuleti ngesikhathi somshini wokudambisa ogelezayo ukuze unciphise ukwenzeka kokugotshwa kwamapuleti nokuwa;2. Ipuleti eline-TG ephakeme lingakwazi ukumelana nezinga lokushisa eliphakeme, likhulise amandla okumelana nokucindezela...Funda kabanzi -
Angancishiswa Noma Agwenywe Kanjani Amaphutha Wokukhetha Nokubeka?
Uma umshini we-SMT usebenza, iphutha elilula nelivamile ukunamathisela izingxenye ezingalungile bese ufaka indawo akulungile, ngakho-ke izinyathelo ezilandelayo zenziwa ukuvimbela.1. Ngemva kokuhlelwa kwezinto, kufanele kube nomuntu okhethekile ozobheka ukuthi ingxenye iva...Funda kabanzi -
Izinhlobo Ezine Zezisetshenziswa ze-SMT
Imishini ye-SMT, eyaziwa ngokuthi umshini we-SMT.Iwumshini oyisihluthulelo wobuchwepheshe bokukhweza phezulu, futhi inamamodeli amaningi kanye nokucaciswa, okuhlanganisa ezinkulu, eziphakathi nezincane.Umshini wokukhetha nendawo uhlukaniswe ngezinhlobo ezine: umugqa wokuhlanganisa umshini we-SMT, umshini we-SMT ngasikhathi sinye, i-SMT m...Funda kabanzi -
Ithini Indima Yenitrojeni Kuhhavini Ogelezayo?
I-oven ye-SMT reflow ene-nitrogen (N2) iyindima ebaluleke kakhulu ekunciphiseni i-welding surface oxidation, ithuthukise ukumanzisa kwe-welding, ngoba i-nitrogen iwuhlobo lwegesi engasebenzi, akulula ukukhiqiza izinhlanganisela ngensimbi, futhi inganqamula umoya-mpilo. emoyeni kanye nensimbi ekuthinteni kwesimo sezulu esishisayo...Funda kabanzi -
Indlela Yokugcina Ibhodi le-PCB?
1. ngemva kokukhiqizwa nokucutshungulwa kwe-PCB, ukupakishwa kwe-vacuum kufanele kusetshenziswe okokuqala ngqa.Kufanele kube ne-desiccant esikhwameni sokupakisha se-vacuum futhi ukupakishwa kuseduze, futhi ayikwazi ukuthintana namanzi nomoya, ukuze kugwenywe ukuthungwa kwe-oven yokugeleza kabusha kanye nekhwalithi yomkhiqizo ethintekile ...Funda kabanzi -
Yiziphi Izimbangela Ze-Chip Component Cacking?
Ekukhiqizeni umshini we-PCBA SMT, ukuqhekeka kwezingxenye ze-chip kuvamile ku-multilayer chip capacitor (MLCC), okubangelwa ikakhulukazi ukucindezeleka okushisayo nokucindezeleka kwemishini.1. ISAKHIWO sama-capacitor e-MLCC sintekenteke kakhulu.Imvamisa, i-MLCC yenziwe ngama-multi-layer ceramic capacitor, ...Funda kabanzi -
Izinyathelo zokuphepha ze-PCB Welding
1. Khumbuza wonke umuntu ukuthi ahlole ukubukeka kuqala ngemva kokuthola ibhodi elingenalutho le-PCB ukuze abone ukuthi kukhona yini ukujikeleza okufushane, ikhefu lesifunda nezinye izinkinga.Bese ujwayelana nomdwebo wohlelo lwebhodi lokuthuthuka, bese uqhathanisa umdwebo wohlelo nesendlalelo sokuphrinta sesikrini se-PCB ukuze ugweme ...Funda kabanzi -
Kuyini Ukubaluleka Kwe-Flux?
I-NeoDen IN12 i-reflow oven Flux iyinto ebalulekile ewusizo ekushiseleni ibhodi lesekethe ye-PCBA.Ikhwalithi ye-flux izothinta ngqo ikhwalithi ye-oven reflow.Ake sihlaziye ukuthi kungani i-flux ibaluleke kangaka.1. Isimiso sokushisela i-flux I-Flux ingaba nomphumela wokushisela, ngoba ama-athomu ensimbi...Funda kabanzi -
Izimbangela Zezingxenye Ezizwela Ukulimala (MSD)
1. I-PBGA ihlangene emshinini we-SMT, futhi inqubo yokukhishwa kwe-humidification ayenziwa ngaphambi kokushisela, okuholela ekulimaleni kwe-PBGA ngesikhathi sokushisela.Amafomu okupakisha e-SMD: amaphakheji angangeni moya, okuhlanganisa ukupakishwa kwepulasitiki okugoqa ibhodwe ne-epoxy resin, ukupakishwa kwe-silicone resin (kuchayeke ku ...Funda kabanzi -
Uyini Umehluko phakathi kwe-SPI ne-AOI?
Umehluko omkhulu phakathi kwe-SMT SPI kanye nomshini we-AOI ukuthi i-SPI isheke lekhwalithi lemishini yokunamathisela ngemva kokuphrinta iphrinta ye-stencil, ngokusebenzisa idatha yokuhlola ukuze i-solder unamathise inqubo yokuphrinta ukulungisa iphutha, ukuqinisekiswa nokulawula;I-SMT AOI ihlukaniswe yaba izinhlobo ezimbili: i-pre-furnace kanye ne-post-furnace.T...Funda kabanzi -
I-SMT Short Circuit Izimbangela Nezixazululo
Khetha bese ubeka umshini kanye nezinye izinto ze-SMT ekukhiqizeni nasekucutshungulweni kuzovela izinto eziningi ezimbi, njengesikhumbuzo, ibhuloho, ukushisela okubonakalayo, ukushisela okungelona iqiniso, ibhola lamagilebhisi, ubuhlalu bethini nokunye.I-SMT SMT processing short circuit ijwayeleke kakhulu esikhaleni esihle phakathi kwamaphini e-IC, kuvame kakhulu...Funda kabanzi -
Uyini Umehluko Phakathi Kwe-Reflow kanye Ne-Wave Soldering?
I-NeoDen IN12 Yini i-oven yokugeleza kabusha?Umshini wokugcwalisa ugesi owokuncibilikisa ukunamathisela kwe-solder efakwe ngaphambili kuphedi ye-solder ngokufudumeza ukuze kubonakale ukuxhumana kukagesi phakathi kwezikhonkwane noma iziphetho zokushisela zezingxenye ze-elekthronikhi ezifakwe ngaphambili kuphedi ye-solder kanye nephedi ye-solder ku-PCB, ukuze a...Funda kabanzi
