Reflow ontongke e 'ngoe ea mekhoa e meraro ea mantlha ts'ebetsong ea ho kenya SMT.E sebelisoa haholo-holo ho solder boto ea potoloho ea likarolo tse kentsoeng.Sekhahla sa solder se qhibilihisoa ka ho futhumatsa e le hore karolo ea patch le letlapa la solder board li kopane hammoho.Ho utloisisamochini o hlabollang oa solder, o tlameha ho utloisisa ts'ebetso ea SMT pele.
NeoDen reflow ontong IN12
Sekhahla sa solder ke motsoako oa phofo ea tšepe ea tšepe, flux le lik'hemik'hale tse ling, empa thini e ho eona e teng e ikemetseng e le lifaha tse nyenyane.Ha PCB boto ka libaka tse 'maloa mocheso ka sebōpi reflow, ka holimo 217 likhato Celsius, lifaha tse nyenyane thini qhibiliha.Ka mor'a hore phallo le lintho tse ling li be teng, e le hore likaroloana tse nyenyane tse se nang palo li qhibilihe hammoho, ke ho re, li etse hore likaroloana tseo tse nyenyane li khutlele boemong ba mokelikeli oa phallo, mokhoa ona hangata o boleloa e le reflux.Reflux e bolela hore phofo ea thini ho tloha ho ea pele e tiileng ho khutlela sebakeng sa mokelikeli, ebe ho tloha sebakeng se phodileng ho khutlela sebakeng se tiileng hape.
Kenyelletso ea mokhoa oa reflow soldering
Fapanengmochini o hlabollang oa soldere na le melemo e fapaneng, mme ts'ebetso e boetse e fapane.
Infrared reflow soldering: mocheso o phahameng oa mahlaseli a kotsi, mocheso o phahameng oa mocheso, ho le bonolo ho laola mocheso oa mocheso, PCB e ka holimo le e tlaase ea mocheso ho bonolo ho e laola ha ho chesetsoa ka mahlakoreng a mabeli.E-ba le phello ea moriti, mocheso ha o tšoane, ho bonolo ho baka likarolo kapa PCB ea moo e chesoa.
Hot air reflow soldering: uniform convection conduction mocheso, boleng bo botle ba ho tjheseletsa.Ho thata ho laola mocheso oa mocheso.
Ho qobelloa ho futhumatsa moea o chesang ho arotsoe ka mefuta e 'meli ho latela bokhoni ba eona ba tlhahiso:
Thepa ea libaka tsa mocheso: tlhahiso ea boima e loketse tlhahiso e boima ea boto ea PCB e behiloeng lebanta la ho tsamaea, ho feta libakeng tse ngata tse tsitsitseng tsa mocheso ka tatellano, sebaka se senyenyane haholo sa mocheso se tla ba teng, ha se tšoanelehe bakeng sa kopano e phahameng haholo. tjheseletsa poleiti.E boetse e matla ebile e sebelisa motlakase o mongata.
Mocheso oa libaka lisebelisoa tse nyenyane tsa lik'homphieutha: lihlahisoa tse nyenyane le tse mahareng tse hlahisang li-batch lipatlisiso tse potlakileng le nts'etsopele sebakeng se tsitsitseng, mocheso ho ea ka maemo a behiloeng a fetoha ha nako e ntse e tsamaea, ho bonolo ho sebetsa.Ho lokisoa ha likarolo tse ka holimo tse nang le bokooa (haholo-holo likarolo tse kholo) ha lia lokela ho hlahisa lihlahisoa tse ngata.
Nako ea poso: Apr-28-2021