Wane tsari ya kunsa tanda mai sake gudana?

NeoDen IN12

Maimaita tandaana amfani da shi don siyar da abubuwan da aka gyara a allon kewayawa a cikiLayin samar da SMT.Fa'idodin na'urar sayar da reflow shine cewa ana iya sarrafa zafin jiki cikin sauƙi, ana guje wa iskar shaka yayin aikin walda, kuma farashin masana'anta yana da sauƙin sarrafawa.Akwai da'irar dumama a cikin tanderun da za a sake fitarwa, sannan ana dumama sinadarin nitrogen zuwa ga zafin jiki mai yawa sannan a busa shi zuwa allon da aka makala da kayan aikin, ta yadda mai siyar da ke bangarorin biyu zai narke ya hade. da motherboard.Menene tsarin tanderun da aka sake fitarwa?Da fatan za a duba waɗannan abubuwa:
The reflow tanda yafi hada da iska kwarara tsarin, dumama tsarin, sanyaya tsarin, watsa tsarin, juyi dawo da tsarin, shaye gas magani da kuma dawo da na'urar, hula iska matsa lamba kiwon na'urar, shaye na'urar da sauran Tsarin da siffar Tsarin.

I. Tsarin kwararar iska na tanda mai juyawa
Matsayin tsarin tafiyar da iska shine babban haɓakar haɓakawa, gami da saurin gudu, kwarara, ruwa da haɓaka.

II.Reflow tanda tsarin dumama
Tsarin dumama yana kunshe da motar iska mai zafi, bututun dumama, thermocouple, m jihar gudun ba da sanda, na'urar kula da zazzabi da sauransu.

III.Tsarin sanyaya nareflow tanda
Ayyukan tsarin sanyaya shine don kwantar da PCB mai zafi da sauri.Yawancin hanyoyi guda biyu: sanyaya iska da sanyaya ruwa.

IV.Reflow soldering inji drive tsarin
Tsarin watsawa ya haɗa da bel ɗin raga, layin dogo na jagora, tallafi na tsakiya, sarkar, motar jigilar kaya, tsarin daidaita nisan waƙa, injin sarrafa saurin sufuri da sauran sassa.

V. Flux dawo da tsarin for reflow tanda
Flux shaye gas dawo da tsarin gaba ɗaya sanye take da wani evaporator, ta hanyar evaporator zai dumama shaye gas zuwa fiye da 450 ℃, da juyi volatiles gasification, sa'an nan da ruwa sanyaya inji bayan yawo ta cikin evaporator, juyi ta hanyar sama fan hakar, ta hanyar evaporator sanyaya ruwa kwarara zuwa maida maida.

VI.Maganin sharar iskar gas da na'urar dawo da tanda
Manufar sharar gas magani da na'urar dawo da yafi yana da maki uku: bukatun kare muhalli, kar a bar juzu'in ya canza zuwa cikin iska;Ƙarfafawa da hazo na iskar iskar gas a cikin tanderun da aka sake fitarwa zai shafi zafin iska mai zafi kuma ya rage tasirin convection, don haka yana buƙatar sake yin fa'ida.Idan an zaɓi tukunyar tanderu mai tazarar nitrogen, don adana nitrogen, dole ne a sake sarrafa nitrogen.Dole ne a samar da tsarin dawo da iskar gas mai shaye-shaye.

VII.Na'urar haɓaka matsi na iska na sake juyewar kayan sayar da saman murfin
Za'a iya buɗe murfin saman murfin tanda mai sake fitarwa gabaɗaya don sauƙaƙe tsaftace tanderun da aka sake fitarwa.Lokacin da farantin ya fado a lokacin kulawa ko samar da reflow soldering tander, ya kamata a bude saman murfin reflow soldering makera.

VIII.Sake jujjuya tsarin sigar inji
Tsarin waje yana waldawa da karfen takarda.