Abubuwan da ke shafar ingancin reflow soldering

Abubuwan da suka shafi ingancin reflow soldering sune kamar haka

1. Tasiri dalilai na solder manna
Ingancin reflow soldering yana shafar abubuwa da yawa.Abu mafi mahimmanci shine yanayin zafin jiki na reflow tanderu da sigogin abun da ke ciki na manna solder.Yanzu babban aikin gama-gari na reflow na walda tanderu ya sami damar sarrafawa da daidaita yanayin zafin jiki daidai.Da bambanci, a cikin Trend na high yawa da miniaturization, solder manna bugu ya zama mabuɗin zuwa reflow soldering quality.
A barbashi siffar solder manna gami foda yana da alaka da waldi ingancin kunkuntar tazara na'urorin, da danko da abun da ke ciki na solder manna dole ne a zaba yadda ya kamata.Bugu da kari, ana adana man siyar gabaɗaya a cikin ma'ajiyar sanyi, kuma za'a iya buɗe murfin kawai lokacin da aka maido da zafin jiki zuwa ɗaki.Ya kamata a ba da kulawa ta musamman don guje wa haɗawa da man da tururi na ruwa saboda bambancin zafin jiki.Idan ya cancanta, haxa da manna solder tare da mahautsini.

2. Tasirin kayan aikin walda
Wani lokaci, girgizar bel ɗin isar da kayan walda ta sake kwarara yana ɗaya daga cikin abubuwan da ke shafar ingancin walda.

3. Tasirin tsarin walda reflow
Bayan kawar da mummunan ingancin aikin bugu na solder manna da kuma tsarin SMT, tsarin sake fitar da siyar da kanta zai haifar da rashin daidaituwa masu zuwa:
① A cikin walƙiya mai sanyi, yawan zafin jiki na reflow yana da ƙasa ko lokacin reflow zone bai isa ba.
② Yanayin zafin jiki a yankin preheating na tin bead yana tashi da sauri (gaba ɗaya, gangaren yanayin zafi bai wuce digiri 3 a sakan daya ba).
③ Idan danshi ya shafi allon kewayawa ko abubuwan da aka gyara, yana da sauƙin haifar da fashewar kwano da kuma samar da tin mai ci gaba.
④ Gabaɗaya, zafin jiki a cikin yankin sanyaya yana faɗuwa da sauri sosai (gabaɗaya, ƙarancin zafin jiki na walda gubar yana ƙasa da digiri 4 a sakan daya).