Bọdụ sekit Mgbakọ SMT PCB akụkụ siri ike
Nkọwa ngwaahịa
| Nkwupụta & Mmepụta chọrọ | Faịlụ Gerber ma ọ bụ faịlụ PCB maka imepụta bọọdụ PCB efu |
| Bom (Bill of Material) maka Mgbakọ, PNP (Pick and Place file) yana ọnọdụ akụrụngwa chọkwara na mgbakọ. | |
| Iji belata oge ntinye akwụkwọ, biko nye anyị nọmba akụkụ zuru oke maka akụrụngwa ọ bụla, ọnụọgụ kwa bọọdụ yana ọnụọgụ maka iwu. | |
| Ntuziaka Nleba&Ụzọ Nnwale ọrụ iji hụ na ịdịmma ruru ihe fọrọ nke nta ka ọ bụrụ 0% nbibi | |
| Ọrụ OEM/ODM/EMS | PCBA, PCB mgbakọ: SMT & PTH & BGA |
| PCBA na imewe ihe mkpuchi | |
| Isi mmalite na ịzụta ihe | |
| Ngwa prototyping | |
| Plastic injection ịkpụzi | |
| Mpempe akwụkwọ metal | |
| Mgbakọ ikpeazụ | |
| Nnwale: AOI, Nnwale In-Circuit (ICT), Nnwale Ọrụ (FCT) | |
| Mwepu ahaziri maka mbubata ihe yana mbupụ ngwaahịa |
Usoro anyị
1. Imikpu ọla edo usoro: Ebumnuche nke imikpu gold usoro bụ itinye a nickel-gold mkpuchi na ike agba, ezi nchapụta, ezigbo mkpuchi na ezi solderability n'elu PCB, nke nwere ike ihu ọma kewara anọ nkebi: pretreatment. (Degreeasing, micro-etching, activation, post-dipping), nickel immersion, immersion gold, post-treatment, (ịsacha ọla edo n'efu, ịsa DI, ihicha).
2. Tin na-efesa lead: Okpomọkụ eutectic nwere ndu dị ala karịa nke alloy enweghị ndu.Ọnụ ego a kapịrị ọnụ na-adabere na nhazi nke alloy na-enweghị ndu.Dịka ọmụmaatụ, eutectic nke SNAGCU bụ ogo 217.The soldering okpomọkụ bụ eutectic okpomọkụ gbakwunyere 30-50 degrees, dabere na mejupụtara.Ndozi n'ezie, eutectic na-eduga bụ ogo 183.Ike igwe, nchapụta, wdg ndu dị mma karịa enweghị ndu.
3. Ịfesa tin na-enweghị ndu: Lead ga-eme ka ọrụ nke waya tin dịkwuo mma na usoro ịgbado ọkụ.Waya tin ọnu-ọgugu di nfe karia waya tin nke na-adighi ndu, ma ndu di nsi, ọ dighi-adi kwa aru madu nma ma ọ buru na eji ya ogologo oge.Na tin na-enweghị ndu ga-enwe ebe mgbaze dị elu karịa tin-ndụ, nke mere na nkwonkwo na-ere ahịa na-esiwanye ike.
The kpọmkwem usoro nke PCB abụọ-kwadoro sekit osisi mmepụta usoro
1. Ngwuputa CNC
Iji mee ka njupụta mgbakọ na-abawanye, oghere ndị dị na bọọdụ sekit nwere akụkụ abụọ nke PCB na-adịwanye ntakịrị.N'ozuzu, a na-eji igwe igwe CNC na-egwupụta bọọdụ pcb nwere akụkụ abụọ iji hụ na izi ezi.
2. Electroplating oghere usoro
Usoro oghere plated, nke a makwaara dị ka oghere metallized, bụ usoro nke a na-eji ígwè na-ekpuchi mgbidi oghere ahụ dum ka ụkpụrụ nduzi dị n'etiti ime na n'èzí nke bọọdụ sekit nwere akụkụ abụọ nwere ike ijikọ ọkụ eletrik.
3. Mbipụta ihuenyo
A na-eji ihe obibi akwụkwọ pụrụ iche maka ụkpụrụ sekit ibipụta ihuenyo, ihe nkpuchi solder, ụkpụrụ akara agwa, wdg.
4. Electroplating tin-lead alloy
Electroplating tin-lead alloys nwere ọrụ abụọ: nke mbụ, dị ka oyi akwa mkpuchi mgbochi corrosion n'oge electroplating na etching;nke abụọ, dị ka a solderable mkpuchi maka okokụre osisi.Electroplating tin-lead alloys ga-achịkwa nke ọma na ọnọdụ ịsa ahụ na nhazi.Ọkpụrụkpụ nke tin-lead alloy plating oyi akwa kwesịrị ịbụ ihe karịrị 8 microns, na oghere mgbidi ekwesịghị ịbụ ihe na-erughị 2.5 microns.
bọọdụ sekit e biri ebi
5. Etching
Mgbe ị na-eji alloy tin-lead alloy dị ka oyi akwa na-eguzogide iji mepụta panel nwere akụkụ abụọ site na usoro etching electroplating etching, ihe ngwọta nke ọla kọpa chloride etching acid na ihe ngwọta ferric chloride etching enweghị ike iji n'ihi na ha na-emebikwa alloy tin-lead alloy.N'ime usoro etching, "akụkụ etching" na mkpuchi mkpuchi bụ ihe na-emetụta etching: àgwà
(1) Akụkụ corrosion.Corrosion akụkụ bụ ihe na-eme imiri ma ọ bụ imi nke akụkụ ndị nduzi nke etching kpatara.Ogo nke corrosion n'akụkụ metụtara etching ngwọta, akụrụngwa na ọnọdụ usoro.Ihe corrosion dị n'akụkụ dị ntakịrị ka mma.
(2) Ihe mkpuchi na-agbasawanye.Ịbawanye nke mkpuchi ahụ bụ n'ihi nkwụsị nke mkpuchi ahụ, nke na-eme ka obosara nke otu akụkụ nke waya gafere obosara nke efere ala agwụla.
6. Gold plating
Gold plating nwere ọmarịcha eletriki conductivity, obere na kwụsiri ike kọntaktị na-eguzogide na magburu onwe eyi iguzogide, na bụ ihe kasị mma plating ihe maka e biri ebi sekit osisi plọg.N'otu oge ahụ, ọ nwere magburu onwe kemịkalụ kwụsie ike na solderability, na nwekwara ike-eji dị ka a corrosion-eguzogide, solderable na nchebe mkpuchi n'elu ugwu ugwu PCBs.
7. Na-agbaze na-ekpo ọkụ na ọkwa ikuku na-ekpo ọkụ
(1) Na-agbaze ọkụ.A na-ekpo ọkụ pcb nke ejiri Sn-Pb alloy dị elu karịa ebe mgbaze nke Sn-Pb alloy, nke mere na Sn-Pb na Cu na-emepụta ngwakọta ígwè, nke mere na mkpuchi Sn-Pb dị oke, na-egbuke egbuke na enweghị pinhole, na A na-emeziwanye nguzogide corrosion na solderability nke mkpuchi.mmekọahụ.Na-ekpo ọkụ-agbaze nke a na-ejikarị glycerol na-agbaze na-agbaze ọkụ infrared.
(2) Ịkwado ikuku na-ekpo ọkụ.A makwaara dị ka ịgba agba agba agba, bọọdụ sekit a na-ebi akwụkwọ na-ekpuchi ihe mkpuchi solder na-eji ikuku na-ekpo ọkụ mee ihe, wee banye n'ọdọ mmiri a wụrụ awụ, wee gafee n'etiti mma ikuku abụọ ka ịfụpụ ihe na-ere ngafe iji nweta ihe na-egbuke egbuke, edo, dị larịị. mkpuchi solder.N'ozuzu, okpomọkụ nke solder bat na-achịkwa na 230 ~ 235, okpomọkụ nke ikuku mma na-achịkwa na n'elu 176, itinye ịgbado ọkụ oge bụ 5 ~ 8s, na mkpuchi ọkpụrụkpụ na-achịkwa na 6 ~ 10 microns.
bọọdụ sekit ebipụtara akụkụ abụọ
Ọ bụrụ na a kpochapụrụ bọọdụ sekit nke nwere akụkụ abụọ nke PCB, enweghị ike ịmegharị ya, na n'ichepụta ya ga-emetụta ogo na ọnụ ahịa ngwaahịa ikpeazụ.
Ihe ngosi ụlọ ọrụ
