Njikwa ziri ezi nke okpomọkụ oven SMT Reflow iji melite mma ịgbado ọkụ
Nsogbu Ịchịkwa Okpomọkụ Oven Reflow N'oge Mmepụta? Ụkpụrụ Ntọala a Ga-enyere Aka
N'usoro mmepụta SMT (Surface Mount Technology), izi ezi nke njikwa okpomọkụ oven reflow na-ekpebi kpọmkwem ịdị mma nke ịgbado ọkụ na arụmọrụ ngwaahịa eletrọnịkị. Ọbụna obere mgbanwe nwere ike ibute ntụpọ dịka njikọ solder oyi, oghere, ma ọ bụ mmebi akụkụ.
RICH FULL JOY Electronics, nke dabere na ahụmịhe nrụpụta PCBA na ahụmịhe teknụzụ sara mbara, emepụtala "Ọkwa Ntọala Profaịlụ Oven Okpomọkụ Reflow," na-enye ntuziaka sayensị, usoro, na bara uru maka njikwa okpomọkụ oven SMT reflow.
Nchịkọta Ọkọlọtọ
Ụkpụrụ a metụtara oven ndị na-emegharị ihe niile dị na SMT anyị, yana ndị injinia SMT ọkachamara na-ahụ maka ịtọlite na ijikwa profaịlụ okpomọkụ iji hụ na njikwa okpomọkụ ziri ezi n'oge ịgbado ọkụ.
Nkwadebe Ngwaọrụ
Iji tụọ ma tọọ profaịlụ okpomọkụ nke ọma, a chọrọ ngwaọrụ ndị a: ihe nnwale PROFILE, waya thermocouple, ezigbo bọọdụ PCB maka nha, uwe aka nchebe, na nkọwapụta ihe mgbado solder.
Itọ Ụkpụrụ
1. Ntọala ntụaka
Debe paramita dịka ọnụego ịrị elu, okpomọkụ tupu oge eruo, na okpomọkụ ọzọ dabere na njirimara nke pasta dị iche iche (dịka ọmụmaatụ, pasta solder enweghị ndu, nke nwere lead).
2. Ntọala nha
A ga-atụrịrị profaịlụ okpomọkụ na osisi PCB n'ezie iji gosipụta nke ọma mmetụta nke gburugburu mmepụta n'ezie na mbufe okpomọkụ.
3. Ụkpụrụ Izugbe
·Ọnụego Mbuli Elu: 1–4℃/s
· Mpaghara ọkụ tupu oge eruo: 150–200℃, 60–120s
· Mpaghara Ndozigharị: ≥220℃ maka 30–60s
·Okpomọkụ kachasị elu: 235–250℃
·Ọnụego oyi:
4. Ihe Ndị Dị Mkpa Pụrụ Iche
Hazie profaịlụ ahụ nke ọma dabere na nzaghachi mma ngwaahịa ma ọ bụ soro iwu ndị ahịa ahaziri ahazi.
5. Usoro Ịgwọ Gluu
Okpomọkụ nke gluu I-glue bụ 120℃, oge ọgwụgwọ dị n'etiti sekọnd 90-150, yana oke kachasị nke 170℃.
Mkpachapụ anya
1. Nnwale kwa ụbọchị
A ga-eme ma dekọọ ule zuru oke nke profaịlụ okpomọkụ mgbe ejiri ọkụ ma ọ bụ akara mmepụta gbanwee kwa ụbọchị.
2. Ụlọ Ọrụ Ọrụ
Naanị ndị injinia SMT ọkachamara ka enyere ikike ịgbanwe ntọala profaịlụ okpomọkụ.
3. Nrubeisi Nkọwapụta Ndị Ahịa
Debe paramita usoro nke ọma dịka ihe ndị ahịa chọrọ maka mgbanwe mmiri si dị.
4.Ndozi Ngwa
Mee nnwale ikuku maka sistemụ ikuku ọkụ nke oven na-ekupụ mmiri kwa ọnwa isii, na-ahụ na ọrụ ya kwụsiri ike. Ọdịiche okpomọkụ dị n'etiti mpaghara agaghị agafe 70℃.
Mmechi
Site n'itinye "Ọkwa Nhazi Ọnọdụ Okpomọkụ Reflow Oven," RICH FULL JOY Electronics na-ahụ na ịgbado ọkụ SMT dị elu, na-eme ka ntụkwasị obi mmepụta na arụmọrụ ngwaahịa ka mma, ma na-enyere ndị ahịa aka ime ngwa ngwa n'ahịa ma nweta uru asọmpi.
