Na PCBA nhazi nke eletrọnịkị nhazi osisi, a PCB ìhè osisi kwesịrị ịga site ọtụtụ usoro na-aghọ a zuru ezu PCBA osisi.Enwere ọtụtụ ngwa mmepụta dị iche iche na ahịrị nhazi ogologo a, nke na-ekpebi ikike nhazi nke ụlọ ọrụ PCBA.ETA na-esonụ ga-enye gị okwu mmeghe maka ngwa na ọrụ nke nhazi PCBA.
1, SMT stencil ngwa nbipute
Ihe nbipute SMT stencil nke PCBA na-ahazi na-enwekarị nke a na-ebufe efere, tapawa solder, embossing, na bọọdụ nnyefe.N'ozuzu, a na-ebu ụzọ edozi bọọdụ sekit a ga-ebipụta na tebụl ntinye akwụkwọ, wee bipụta tapawa solder ma ọ bụ gluu na-acha uhie uhie na pad kwekọrọ na ya site na nchara nchara site n'aka ekpe na aka nri nke igwe obibi akwụkwọ, yana PCB. na-agbapụta n'otu bụ ntinye aka na PCB site na ọdụ nnyefe.Igwe ntinye na-arụ ọrụ ntinye akpaka.
2, Buru na ebe igwe (chip n'ịkwalite)
A na-etinye igwe a na-ahọrọ na ebe a na-emepụta PCBA mgbe ihe nbipute tapawa gachara, nke bụ ngwaọrụ maka idobe ihe mgbago elu nke ọma na paịlị PCB site na ịkwaga isi ntinye.
3,Tinyegharịa oven(SMD na-ere ahịa)
N'ime oven reflow, enwere sekit na-ekpo ọkụ nke na-ekpo ọkụ ma ọ bụ nitrogen na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ ma na-efesa ya na osisi nke etinyere na mpaghara ahụ, na-ekwe ka onye na-ere ahịa n'akụkụ abụọ nke ihe ahụ gbazee ma jikọta ya na isi. osisi.The uru nke usoro a bụ na okpomọkụ dị mfe ịchịkwa, oxidation nwere ike zere n'oge soldering usoro, na n'ichepụta na-eri nke PCBA foundry dị mfe ịchịkwa.
4, AOI
AOI bụ ngwaọrụ nyocha ngwa anya na-akpaghị aka nke dabere na ụkpụrụ anya iji chọpụta ntụpọ nkịtị na-ezute na mmepụta ịgbado ọkụ.AOI bụ ụdị teknụzụ nnwale ọhụrụ na-apụta site na ụwa na-apụta, mana ọ tolitere ngwa ngwa.Ọtụtụ ndị na-emepụta ihe ewepụtala ngwa nyocha AOI.Mgbe achọpụtara ya na-akpaghị aka, igwe na-akpaghị aka na-enyocha PCB site na igwefoto, na-anakọta ihe oyiyi, ma tụle nkwonkwo solder nwalere na paramita tozuru oke na nchekwa data.Mgbe nhazi ihe onyonyo, a na-enyocha ntụpọ ndị dị na PCB, ma gosipụta ntụpọ / akara site na ngosipụta ma ọ bụ akara akpaka.Pụta maka ịrụzi site n'aka ndị ọrụ ndozi.
5, Igwe eji akpacha ihe mejupụtara
A na-eji egbutu ma mebie akụkụ pin.
6, Igwe na-ere ere
Igwe na-ere ahịa Wave bụ ime ka elu osisi ahụ na-ejikọta ya na tin mmiri ọkụ dị elu maka ebumnuche ịgbado ọkụ.Tin mmiri na-ekpo ọkụ dị elu na-edobe mkpọda, na mmiri mmiri tin na-emepụta ihe dị ka ebili mmiri site n'ụzọ pụrụ iche, ya mere a na-akpọ ya "ịzụ ahịa ebili mmiri".Isi ihe bụ ihe eji eme ihe.
7, Tin oven
N'ozuzu, tin oven na-ezo aka na ngwá ọrụ ịgbado ọkụ eji na PCBA eletrọnịkị ịgbado ọkụ.
8, igwe nhicha
A na-eji ihicha bọọdụ PCBA iji wepụ ihe fọdụrụ na bọọdụ e rere ere.
9, ICT ule nyocha
A na-ejikarị ule ICT iji nwalee ebe nlele nke nhazi kọntaktị PCB iji chọpụta sekit mepere emepe nke PCBA, sekit dị mkpụmkpụ, na ịgbanye akụkụ niile.
10, FCT ule nyocha
FCT (Nnwale arụ ọrụ) Ọ na-ezo aka na ịme anwansị nke gburugburu ebe ọrụ (ụtọ na ibu) nke bọọdụ ebumnuche ule (UUT: Unit Under Test), nke mere na ọ na-arụ ọrụ na steeti imewe dị iche iche, iji nweta paramita nke steeti ọ bụla. iji nyochaa UUT Usoro ule nke ọrụ ọma ma ọ bụ ọjọọ.N'ikwu ya n'ụzọ dị mfe, ọ bụ ịkwanye UUT na mkpali kwesịrị ekwesị iji tụọ ma nzaghachi mmepụta ọ na-eju afọ.
11, Nnwale nyocha ịka nká
Ngwunye ule ịka nká nwere ike ịnwale bọọdụ PCBA na batches, wee nwalee bọọdụ PCBA nwere nsogbu site na ịmegharị ọrụ nke onye ọrụ ruo ogologo oge.
Oge nzipu: Feb-10-2022