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Kedu ka esi emepụta bọọdụ sekit PCB?

NkePCB sekit osisina-agbanwe mgbe niile na ọganihu nke nkà na ụzụ usoro, ma na ụkpụrụ, a zuru ezu PCB circuit osisi kwesịrị ibipụta sekit osisi, mgbe ahụ bee sekit osisi, hazie ọla kọpa clad laminate, nyefee sekit osisi, Corrosion, mkpọpu ala, pretreatment, na ịgbado ọkụ nwere ike ike na naanị mgbe ndị a mmepụta usoro.Ndị na-esonụ bụ nghọta zuru ezu nke PCB sekit osisi mmepụta usoro.
Chepụta eserese eserese dịka mkpa ọrụ sekit siri dị.Nhazi nke eserese a na-adabere na arụmọrụ eletrik nke akụkụ ọ bụla iji wuo ya nke ọma ka ọ dị mkpa.Eserese ahụ nwere ike gosipụta nke ọma ọrụ dị mkpa nke bọọdụ sekit PCB yana mmekọrịta dị n'etiti akụkụ dị iche iche.Nhazi nke eserese schematic bụ nzọụkwụ mbụ na usoro mmepụta PCB, ọ bụkwa nzọụkwụ dị oke mkpa.A na-ejikarị ngwanro eji emepụta schematics sekit bụ PROTel.
Mgbe emechara atụmatụ nhazi ahụ, ọ dị mkpa ịkwanye akụrụngwa nke ọ bụla site na PROTEL iji mepụta ma ghọta grid nwere otu ọdịdị na nha nke akụrụngwa.Mgbe emezigharịrị ngwugwu akụrụngwa, mebie Dezie/Nhazi Mmasị/pin 1 iji tọọ ebe ntụaka ngwugwu na ntụtụ mbụ.Wee mee nlele mkpesa/Component Rule ka ịtọọ iwu niile a ga-enyocha, wee OK.N'ebe a, e guzobere ngwugwu ahụ.

Mepụta PCB n'ụzọ nkịtị.Mgbe emechara netwọk ahụ, ọ dị mkpa ka edobe ọnọdụ nke akụkụ ọ bụla dịka nha nke panel PCB, ọ dịkwa mkpa iji hụ na ndị na-eduga nke akụkụ ọ bụla adịghị agafe mgbe ị na-etinye ya.Mgbe etinyechara ihe mejupụtara ya, a na-eme nyocha DRC n'ikpeazụ iji kpochapụ njehie pin ma ọ bụ ndu ụzọ nke ọ bụla n'oge wiring.Mgbe ewepụchara njehie niile, a na-emecha usoro nhazi pcb zuru oke.

Bipụta bọọdụ sekit: Jiri akwụkwọ mbufe bipụta bọọdụ sekit a dọwara, leba anya n'akụkụ na-amị amị chere onwe gị ihu, na-ebipụta bọọdụ sekit abụọ, ya bụ, bipụta bọọdụ sekit abụọ n'otu akwụkwọ.N'ime ha, họrọ nke nwere mmetụta obibi akwụkwọ kacha mma iji mee bọọdụ sekit.
Bee ihe mkpuchi ọla kọpa ahụ, ma jiri efere foto na-eme ihe iji mee usoro nhazi dum nke bọọdụ sekit.Ihe mkpuchi ọla kọpa, ya bụ, mbadamba sekit kpuchiri ihe nkiri ọla kọpa n'akụkụ abụọ, belata ihe mkpuchi ọla kọpa n'ime nha nke bọọdụ sekit, ọ bụghị oke ibu, iji chekwaa ihe.

Pretreatment nke ọla kọpa clad laminates: na-eji ezigbo sandpaper polishing kwụsịrị oxide oyi akwa n'elu ọla kọpa clad laminates iji hụ na toner na thermal nyefe akwụkwọ nwere ike guzosie ike na-ebipụta na ọla kọpa clad laminates mgbe na-ebufe sekit osisi.Emecha na-egbuke egbuke na-enweghị ntụpọ a na-ahụ anya.

Nyefee bọọdụ sekit e biri ebi: Bee bọọdụ sekit a na-ebipụta n'ime nha kwesịrị ekwesị, mado akụkụ sekit a na-ebipụta na laminate ọla kọpa, mgbe etinyere ya, tinye laminate ọla kọpa n'ime igwe na-ebufe ọkụ, wee hụ na mbufe mgbe ị na-etinye ya na Akwụkwọ. adịghị adabara.N'ikwu okwu n'ozuzu, mgbe 2-3 na-ebufe, enwere ike ibufe bọọdụ sekit ahụ nke ọma na laminate ọla kọpa.Igwe na-ebufe ihe na-ekpo ọkụ na-ebu ụzọ kpoo ọkụ, ma debe okpomọkụ na 160-200 degrees Celsius.N'ihi oke okpomọkụ, biko ṅaa ntị na nchekwa mgbe ị na-arụ ọrụ!

Igwe sekit corrosion corrosion, igwe reflow soldering: buru ụzọ lelee ma nnyefe ahụ zuru oke na bọọdụ sekit, ọ bụrụ na enwere ebe ole na ole na-ebufeghị nke ọma, ị nwere ike iji pen na-eji mmanụ ojii rụkwaa.Mgbe ahụ, ọ nwere ike imebi.Mgbe ihe nkiri ọla kọpa ekpughere na bọọdụ sekit na-emebi kpamkpam, a na-ewepụ bọọdụ sekit na mmiri mmiri na-emebi emebi ma kpochaa ya, nke mere na bọọdụ sekit na-emebi emebi.Ngwakọta nke ngwọta na-emebi emebi bụ hydrochloric acid na-etinye uche, hydrogen peroxide na-etinye uche, na mmiri na nha nke 1: 2: 3.Mgbe ị na-akwadebe ihe ngwọta na-emebi emebi, tinye mmiri mbụ, tinyezie hydrochloric acid na-etinye uche na hydrogen peroxide.Ọ bụrụ na hydrochloric acid na-etinye uche, hydrogen peroxide ma ọ bụ ngwọta na-emebi emebi adịghị kpachara anya fesa na akpụkpọ ahụ ma ọ bụ uwe ma jiri mmiri dị ọcha saa ya n'oge.Ebe ọ bụ na a na-eji ngwọta corrosive siri ike, jide n'aka na ị ga-aṅa ntị na nchekwa mgbe ị na-arụ ọrụ!

Mgbapu ụgbọ mmiri: Igwe sekit bụ itinye ihe elektrọnik, yabụ ọ dị mkpa ịkwanye bọọdụ sekit.Họrọ dị iche iche drills dị ka ọkpụrụkpụ nke ntụtụ nke electronic components.Mgbe ị na-eji egwu egwu egwu egwu, a ga-ejigide bọọdụ sekit nke ọma.Ọsọ nke egwu egwu ekwesịghị ịdị nwayọ.Biko lelee onye ọrụ nke ọma.

Ngwọta bọọdụ sekit: Mgbe ị gwuchara, jiri ezigbo ájá na-ekpochapụ ihe e ji kpuchie bọọdụ sekit, ma jiri mmiri dị ọcha hichaa bọọdụ sekit.Mgbe mmiri gachara, tinye mmiri pine n'akụkụ ya na sekit.Iji mee ka ihe siri ike nke rosin dị ngwa ngwa, anyị na-eji ikuku na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na sekit, na rosin nwere ike ịkwado naanị 2-3 nkeji.

Ngwa eletrọnịkị ịgbado ọkụ: Mgbe arụchara ọrụ ịgbado ọkụ, mee nnwale zuru oke na bọọdụ sekit niile.Ọ bụrụ na enwere nsogbu n'oge ule ahụ, ọ dị mkpa iji chọpụta ebe nsogbu ahụ dị site na eserese schematic e mere na nzọụkwụ mbụ, wee regharịa ma ọ bụ dochie akụkụ ahụ.ngwaọrụ.Mgbe emechara ule ahụ nke ọma, bọọdụ sekit niile agwụla.

PCBA na PCB Board Assembly maka ngwaahịa eletrọnịkị

 


Oge nzipu: Mee-15-2023