Isilinganiso semakethe yokucubungula i-laser sibonakala sikhula kancane eminyakeni emibili edlule. Nokho, kunemakethe ye-laser eyodwa esathuthuka ngesivinini esisheshayo -- PCB processing laser market ehlobene. Ngakho injani imakethe ye-PCB yamanje? Kungani ingaletha intuthuko enkulu embonini ye-laser?
Imboni ye-PCB ne-FPC ethuthuka ngokushesha kanye nesidingo esikhulu semakethe
I-PCB imfushane ngebhodi lesifunda eliphrintiwe futhi ingenye yezingxenye ezibaluleke kakhulu embonini ye-electronics. Itholakala cishe kuyo yonke imikhiqizo ye-elekthronikhi futhi isetshenziselwa ukuxhuma ugesi ezingxenyeni ngayinye. I-PCB iqukethe ibhodi le-insulating, intambo yokuxhuma kanye nephedi lapho izingxenye ze-elekthronikhi zihlanganiswa futhi zishiselwa khona. Ikhwalithi yayo inquma ukwethembeka kwezinto zikagesi, ngakho-ke iyimboni eyisisekelo kanye nemboni yengxenye enkulu yomkhakha wezogesi.
I-PCB inemakethe yezicelo ebanzi, okuhlanganisa izinto zikagesi zabathengi, izinto zikagesi zezimoto, ezokuxhumana, ezokwelashwa, ezempi nokunye. Okwamanje, izinto zikagesi zabathengi kanye nogesi wezimoto zikhula ngokushesha okukhulu futhi ziba izinhlelo zokusebenza ezinkulu ze-PCB.
Phakathi kwesicelo se-PCB kuma-electronics abathengi, i-FPC inesivinini esikhula ngokushesha futhi yathatha isabelo semakethe esikhulu nesikhudlwana semakethe ye-PCB. I-FPC yaziwa nangokuthi isekethe ephrintiwe eguquguqukayo. Kuyibhodi lesifunda eliphrintiwe elithembeke kakhulu neliguquguqukayo elisebenzisa ifilimu ye-PI noma i-polyester njengento eyisisekelo. Ifaka isisindo esilula, ukuminyana okuphezulu kokusatshalaliswa kwezintambo kanye nokuguquguquka okuhle, okungahlangabezana ngokuphelele nokuhlakanipha, okuzacile kanye nokukhanya okuthambekela kwe-elekthronikhi ephathwayo.
Imakethe ye-PCB ekhula ngokushesha iholela emakethe enkulu ephuma kokunye. Ngokuthuthuka kwendlela ye-laser, ukucutshungulwa kwe-laser kancane kancane kungena esikhundleni senqubo yendabuko yokusika futhi kuba yingxenye ebalulekile kuchungechunge lwemboni ye-PCB. Ngakho-ke, kule ndawo enkulu lapho yonke imakethe ye-laser inokuthuthuka kancane, imakethe ye-laser ehlobene ne-PCB isathuthuka ngokushesha.
Inzuzo yokucubungula i-laser ku-PCB naku-FPC
Ukucutshungulwa kwe-laser ku-PCB kubhekise ekusikeni nge-laser, ukubhola nge-laser nokumaka nge-laser. Uma kuqhathaniswa nendlela yokusika yendabuko, ukusika kwe-laser akuthinteki futhi akukwenzi’t sidinga isikhunta esibizayo futhi singafinyelela ukunemba okuphezulu ngaphandle kwe-burr onqenqemeni olusikiwe. Lokhu kwenza inqubo ye-laser ibe yisixazululo esifanelekile sokusika i-PCB ne-FPC.
Ekuqaleni, ukusika i-laser ku-PCB kusebenzisa umshini wokusika we-CO2 laser. Kodwa umshini wokusika we-CO2 we-laser unendawo enkulu ethintekile ekushiseni kanye nokusebenza kahle okuphansi kokusika, awuzange ube nokusetshenziswa okubanzi. Kodwa njengoba indlela ye-laser iqhubeka nokuthuthuka, imithombo eminingi ye-laser iyasungulwa futhi ingasetshenziswa embonini ye-PCB.
Okwamanje, umthombo we-laser ovame ukusetshenziswa osetshenziswa ekusikeni kwe-PCB ne-FPC i-nanosecond solid state UV laser obude bayo be-waveleng obungu-355nm. Inezinga lokumunca elingcono kanye nendawo encane ethintekile ukushisa, okuvumela ukuzuza ukunemba okuphezulu kokucubungula.
Ukuze kuncishiswe ukushaja futhi kuzuzwe ukusebenza kahle okuphezulu, amabhizinisi e-laser ayaqhubeka nokuthuthukisa i-laser ye-UV yamandla aphezulu, imvamisa ephezulu kanye nobubanzi be-pulse obuncane. Ngakho-ke kamuva i-20W, 25W kanye namalaser we-30W nanosecond UV asungulwa ukuze ahlangabezane kangcono nesidingo esandayo embonini ye-PCB ne-FPC.
Njengoba amandla e-nanosecond UV laser eba phezulu, lapho izokhiqiza ukushisa okwengeziwe. Ukugcina ukusebenza kahle kokucubungula, kudinga isibali se-laser esinembile. S&A I-Teyu water cooling chiller CWUP-30 iyakwazi ukupholisa i-nanosecond UV laser kufika ku-30W kanye nezici±0.1℃ ukuzinza. Lokhu kunemba kwenza lesi sishicileli samanzi esiphathwayo sikwazi ukulawula izinga lokushisa lamanzi kahle kakhulu ukuze i-laser ye-UV ihlale ikubanga lokushisa elifanele. Ukuze uthole ulwazi olwengeziwe. mayelana nale chiller, chofoza https://www.chillermanual.net/portable-laser-chiller-cwup-30-for-30w-solid-state-ultrafast-laser_p246.html