Yadda za a haɓaka yawan amfanin ƙasa mai kyau na CSP da sauran abubuwan haɗin gwiwa?Menene fa'idodi da rashin amfani nau'ikan walda kamar waldar iska mai zafi da waldar IR?Baya ga sayar da igiyar ruwa, shin akwai wani tsari na siyar da kayan aikin PTH?Yadda za a zabi high zafin jiki da kuma low zafin jiki solder manna?
Welding wani muhimmin tsari ne a cikin taron allunan lantarki.Idan ba a ƙware sosai ba, ba kawai gazawar wucin gadi da yawa za su faru ba, amma har rayuwar haɗin gwiwa za ta shafi kai tsaye.
Fasaha mai sake kwarara ba sabon abu bane a fagen masana'antar lantarki.Abubuwan da ke cikin allunan PCBA daban-daban da aka yi amfani da su a cikin wayoyinmu na zamani ana siyar da su zuwa allon da'ira ta wannan tsari.SMT reflow soldering ana samuwa ta hanyar narkewar da aka riga aka sanya solder surface Solder gidajen abinci, hanyar soldering wanda baya ƙara wani ƙarin solder yayin aikin siyarwar.Ta hanyar da'irar dumama da ke cikin na'urorin, iskar ko nitrogen ana dumama su zuwa ga zafin da ya dace sannan a busa su zuwa allon da'irar da aka lika abubuwan da aka gyara, ta yadda za a narkar da bangarorin biyu. da motherboard.Amfanin wannan tsari shine cewa zafin jiki yana da sauƙin sarrafawa, ana iya kaucewa oxidation a lokacin tsarin siyarwar, kuma farashin masana'anta kuma yana da sauƙin sarrafawa.
Sake dawo da siyarwar ya zama babban tsari na SMT.Yawancin abubuwan da ke cikin allunan wayoyin salula namu ana sayar da su zuwa allon kewayawa ta wannan tsari.Halin jiki a ƙarƙashin iska don cimma walƙar SMD;Dalilin da ya sa ake kiransa "reflow soldering" shine saboda iskar gas yana yawo a cikin injin walda don samar da zafi mai zafi don cimma manufar walda.
Reflow soldering kayan aiki ne key kayan aiki a cikin SMT taro tsari.The solder hadin gwiwa ingancin PCBA soldering dogara gaba ɗaya a kan yi na reflow soldering kayan aiki da kuma saitin zafin jiki kwana.
The reflow soldering fasahar ya fuskanci daban-daban siffofin ci gaba, kamar farantin radiation dumama, ma'adini infrared tube dumama, infrared zafi iska dumama, tilasta zafi iska dumama, tilasta zafi iska dumama da nitrogen kariya, da dai sauransu.
Haɓaka abubuwan da ake buƙata don tsarin sanyaya na reflow soldering kuma yana haɓaka haɓaka yankin sanyaya na kayan aikin sake kwarara.Yankin sanyaya a dabi'a ana sanyaya shi a cikin zafin jiki, sanyaya iska zuwa tsarin sanyaya ruwa wanda aka tsara don dacewa da siyarwar da ba ta da gubar.
Saboda ingantaccen tsarin samarwa, kayan aikin siyarwar sake kwarara yana da buƙatu mafi girma don daidaiton sarrafa zafin jiki, daidaiton zafin jiki a yankin zafin jiki, da saurin watsawa.Daga wuraren zafin jiki guda uku na farko, an samar da tsarin walda daban-daban kamar yankin zafin jiki guda biyar, wuraren zafin jiki shida, yankuna bakwai na zazzabi, yankuna takwas, da yankuna goma na zazzabi.
Saboda ci gaba da rage ƙarancin samfuran lantarki, abubuwan haɗin guntu sun bayyana, kuma hanyar walda ta gargajiya ba za ta iya biyan buƙatun ba.Da farko, da reflow soldering tsari da ake amfani a taron na matasan hadedde da'irori.Yawancin abubuwan haɗin da aka haɗa da kuma welded sune capacitors, guntu inductor, mount transistor da diodes.Tare da haɓakar fasahar SMT gaba ɗaya ta zama cikakke, nau'ikan abubuwan haɗin guntu (SMC) da na'urori masu hawa (SMD) sun bayyana, kuma an haɓaka fasahar aiwatar da siyar da kayan aikin reflow a matsayin wani ɓangare na fasahar haɓakawa daidai. kuma aikace-aikacensa yana ƙara yawa.An yi amfani da shi a kusan dukkanin filayen samfur na lantarki, kuma fasahar sayar da reflow ta kuma yi matakan ci gaba masu zuwa game da inganta kayan aiki.
Lokacin aikawa: Dec-05-2022