Gịnị bụ reflow oven?

Tinyegharịa ovenbụ otu n'ime usoro atọ bụ isi na usoro ịgbanye SMT.A na-ejikarị ya na-eresị bọọdụ sekit nke ihe ndị a wụnyere.A na-agbaze tapawa ahụ site na kpo oku nke mere na ihe nkedo na sekit ihe na-ere ihe na-ejikọta ọnụ.Iji ghọtaigwe reflow soldering, ị ga-ebu ụzọ ghọta usoro SMT.

NeoDen reflow oven IN12

Tapawa nke na-ere ahịa bụ ngwakọta nke ntụ ntụ ígwè, flux na kemịkalụ ndị ọzọ, mana tin dị na ya dị n'adabereghị dị ka obere beads.Mgbe bọọdụ PCB gafere ọtụtụ mpaghara okpomọkụ n'ime ọkụ reflow, n'elu 217 Celsius, obere beads gbazere agbaze.Mgbe mgbanwe na ihe ndị ọzọ catalyzed, nke mere na-apụghị ịgụta ọnụ obere irighiri mmiri gbazee ọnụ, ya bụ, na-eme ka ndị ahụ obere irighiri azụ na mmiri mmiri ọnọdụ nke eruba, a na-ekwukarị usoro a reflux.Reflux pụtara na tin ntụ ntụ sitere na nke mbụ siri ike laghachi na steeti mmiri mmiri, wee si na mpaghara jụrụ oyi laghachi na steeti siri ike ọzọ.

Okwu mmalite nke reflow soldering
Dị icheigwe reflow solderingnwere uru dị iche iche, usoro ahụ dịkwa iche.
Infrared reflow soldering: elu radieshon conduction okpomọkụ arụmọrụ, elu okpomọkụ steepness, mfe ịchịkwa okpomọkụ usoro, PCB elu na ala okpomọkụ dị mfe ịchịkwa mgbe ịgbado ọkụ ihu abụọ.Nwee mmetụta onyinyo, ọnọdụ okpomọkụ abụghị otu, dị mfe ime ka components ma ọ bụ PCB mpaghara ọkụ.
Na-ekpo ọkụ reflow soldering: otu convection conduction okpomọkụ, ezi ịgbado ọkụ àgwà.Okpomọkụ gradient siri ike ịchịkwa.
A na-ekewa ịgbado ọkụ ikuku na-ekpo ọkụ nke ukwuu ụzọ abụọ dịka ike mmepụta ya si dị:

Okpomọkụ mpaghara akụrụngwa: uka mmepụta bụ adabara uka mmepụta nke PCB osisi enịm na-eje ije belt, na-aga site a ọnụ ọgụgụ nke ofu okpomọkụ mpaghara iji, oke obere okpomọkụ mpaghara ga-adị okpomọkụ na-awụlikwa elu onu, adịghị adabara elu-njupụta mgbakọ. efere ịgbado ọkụ.Ọ dịkwa oke ibu ma na-erepịakwa ọkụ eletrik.
Okpomọkụ mpaghara obere desktọọpụ akụrụngwa: obere na ọkara-sized ogbe na-emepụta ngwa ngwa nyocha na mmepe na a ofu ohere, okpomọkụ dị ka setịpụrụ ọnọdụ na-agbanwe na oge, mfe iji rụọ ọrụ.Ndozi nke ihe ndị dị n'elu nwere ntụpọ (karịsịa nnukwu akụkụ) adịghị mma maka mmepụta oke.