Maka onye na-amu amuPCB mmepụta, Mbipụta nnyefe ọkụ na mkpughe UV bụ ụzọ abụọ a na-ejikarị.
Ngwa a chọrọ iji na usoro mbufe ọkụ bụ: ọla kọpa clad laminate, laser printer (ga-abụrịrị ngwa nbipute laser, ngwa nbipute inkjet, ihe nbipute ntụpọ ntụpọ na ndị na-ebi akwụkwọ ndị ọzọ anaghị anabata), akwụkwọ mbufe ọkụ (nwere ike dochie ya site na akwụkwọ nkwado n'azụ ihe mmado) , mana enweghị ike iji akwụkwọ A4 nkịtị mee ihe), igwe na-ebufe ọkụ (nwere ike iji igwe eletrik dochie ya, onye na-ese foto), mkpịsị nrịbama nke sitere na mmanụ (ga-abụrịrị pen akara dabere na mmanụ, ink ya enweghị mmiri, A naghị anabata pensụl ink dabeere na mmiri) , Kemịkalụ na-emebi emebi (na-ejikarị ferric chloride ma ọ bụ ammonium persulfate), ihe ọkụkụ bench, akwụkwọ mmiri mmiri (nke kacha mma).
Usoro ọrụ a kapịrị ọnụ bụ nke a:
Jiri ájá ájá kụchie elu osisi e ji ọla kọpa mee n'elu bọọdụ e ji ọla kọpa mee, ma gwerie oyi akwa oxide, wee kpochaa ntụ ntụ ọla kọpa nke e ji mmiri gwerie, wee kpoo ya.
Jiri ngwa nbipute laser bipụta onyonyo enyo ekpe na aka nri nke faịlụ PCB a dọtara n'akụkụ dị nro nke akwụkwọ mbufe ọkụ, na wiring dị oji ma akụkụ ndị ọzọ enweghị oghere.
Debe akwụkwọ nnyefe thermal n'elu akwa ọla kọpa nke mbadamba ọla kọpa (akụkụ a na-ebi akwụkwọ na-eche ihu n'akụkụ mkpuchi ọla kọpa, nke mere na mbadamba ọla kọpa na-ekpuchi ebe obibi akwụkwọ kpamkpam), ma dozie akwụkwọ nnyefe ọkụ iji hụ na akwụkwọ ahụ na-eme. ọ bụghị mmegharị ga-eme.
A na-agbanye igwe na-ebufe ọkụ ma kpoo ya ọkụ.Mgbe emechara preheating ahụ, tinye laminate ọla kọpa na-edozi ya na akwụkwọ mbufe thermal n'ime roba roba nke igwe na-ebufe ọkụ, ma megharịa mbufe maka oge 3 ruo 10 (dabere na arụmọrụ nke igwe, ụfọdụ nnyefe ọkụ ụfọdụ. Enwere ike iji igwe mee ihe mgbe 1 gafere, ụfọdụ chọrọ 10 ngafe).Ọ bụrụ na ị na-eji igwe eletrik na-ebufe, biko gbanwee ígwè eletrik na okpomọkụ kachasị elu, na-agbanyekwa mbadamba ọla kọpa ugboro ugboro nke a na-edozi akwụkwọ mbufe thermal na ya, na-agbanye ya nke ọma iji hụ na akụkụ ọ bụla ga-agbanye ya. ígwè.Ihe mkpuchi ọla kọpa na-ekpo ọkụ nke ukwuu, a pụghịkwa imetụ ya aka ogologo oge tupu ya agwụ.
Chere ka laminate ọla kọpa dị jụụ ka ọ dị jụụ, ma mgbe ọ na-adaba ruo ebe ọ na-adịkwaghị ọkụ, jiri nlezianya kpochapụ akwụkwọ nnyefe ọkụ.Rịba ama na ị ga-echere ka ọ dị jụụ tupu ị dọwapụ, ma ọ bụghị ya, ihe nkiri plastik na akwụkwọ nnyefe okpomọkụ nwere ike ịrapara na mbadamba ọla kọpa, na-akpata ọdịda nke mmepụta.
Lelee ma mbufe ahụ ọ na-aga nke ọma.Ọ bụrụ na ụfọdụ nchọta ezughị oke, ịnwere ike iji akara dabere na mmanụ iji mechaa ha.N'oge a, akara ndị e debere site na mkpịsị nrịbama nke dabeere na mmanụ n'elu mbadamba ọla kọpa ga-adịgide mgbe mmebi ahụ gasịrị.Ọ bụrụ na ịchọrọ ịme mbinye aka ederede na bọọdụ sekit, ị nwere ike dee ya ozugbo na bọọdụ ejiri ọla kọpa were akara mmanụ n'oge a.N'oge a, enwere ike ịkụ obere oghere na nsọtụ PCB na eriri nwere ike kechie iji kwado mmebi na nzọụkwụ ọzọ.
Tinye ọgwụ na-emebi emebi kwesịrị ekwesị (were ferric chloride dị ka ihe atụ) n'ime akpa rọba, ma wụsa mmiri ọkụ ka ọ gbazee ọgwụ ahụ (etinyela mmiri dị ukwuu, ọ nwere ike gbazee kpamkpam, oke mmiri ga-ebelata ntinye uche) , wee nyefee ya na Soak ọla kọpa e biri ebi na ngwọta nke kemịkalụ na-emebi emebi, na-eji ọla kọpa kpuchie n'akụkụ elu, iji hụ na ihe ngwọta na-emebi emebi na-agbanye kpamkpam n'ime laminate ọla kọpa, wee nọgide na-ama jijiji akpa nke nwere ngwọta na-emebi emebi. , ma ọ bụ ịkwanye laminate ọla kọpa.Ọfọn, mgbapụta nke igwe corrosion ga-akpali mmiri mmiri corrosion.N'oge usoro corrosion, biko ṅaa ntị mgbe niile na mgbanwe nke laminate ọla kọpa.Ọ bụrụ na ihe nkiri carbon ebufefere ma ọ bụ ink nke mkpịsị nrịbama dere dara, biko kwụsị corrosion ozugbo wee wepụ laminate ahụ nwere ọla kọpa wee sachaa ya, wee mejupụta akara ahụ dara ada na mkpịsị mmanu mmanu ọzọ.Recorrosion.Mgbe ọla kọpa niile kpuchiri ekpuchi na bọọdụ mkpuchi ọla kọpa, wepụsịa bọọdụ mkpuchi ọla kọpa ozugbo, were mmiri pọmpụ saa ya, wee jiri ájá ájá na-ehichapụ ihe nbipute na bọọdụ mkpuchi ọla kọpa mgbe ị na-ehicha ya.
Mgbe ihichachara, gbanye oghere na bench ma ọ dị njikere iji.
Iji mee PCB site na mkpughe UV, ịkwesịrị iji akụrụngwa ndị a:
Inkjet ngwa nbipute ma ọ bụ laser ngwa nbipute (ụdị ndị ọzọ nke na-ebi akwụkwọ enweghị ike iji), ọla kọpa clad laminate, photosensitive film ma ọ bụ photosensitive mmanụ (dị online), ebipụta fim ma ọ bụ sulfuric acid akwụkwọ (ihe nkiri akwadoro maka laser na-ebi akwụkwọ), iko efere ma ọ bụ plexiglass efere (dị online). Mpaghara ahụ kwesịrị ibu karịa bọọdụ sekit a ga-eme), oriọna ultraviolet (ị nwere ike iji tubes oriọna ultraviolet maka disinfection, ma ọ bụ oriọna ultraviolet eji na ụlọ ntu), sodium hydroxide (nke a na-akpọkwa “caustic soda”), nke enwere ike zụta na ya. ụlọ ahịa na-enye kemịkal), carbonic acid Sodium (nke a na-akpọkwa "soda ash", ntụ ọka alkali oriri bụ crystallization nke sodium carbonate, nke nwere ike dochie anya ntụ ọka alkali oriri, ma ọ bụ sodium carbonate eji na ụlọ ọrụ kemịkal), mkpuchi mkpuchi roba (na-atụ aro) , Mmanu mmanu pen, corrosion ọgwụ, bench akuakuzinwo , Mmiri aja.
Nke mbụ, jiri ngwa nbipute bipụta eserese PCB na fim ma ọ bụ akwụkwọ sulfuric acid iji mee “ihe nkiri na-adịghị mma”.Rịba ama na a na-achọ ihe oyiyi enyo aka ekpe na aka nri mgbe a na-ebipụta akwụkwọ, na-atụgharị na-acha ọcha (ya bụ, a na-ebipụta wiring na-acha ọcha, na ebe a na-achọghị ihe mkpuchi ọla kọpa bụ oji).
Jiri ájá ájá kụchie elu osisi e ji ọla kọpa mee n'elu bọọdụ e ji ọla kọpa mee, ma gwerie oyi akwa oxide, wee kpochaa ntụ ntụ ọla kọpa nke e ji mmiri gwerie, wee kpoo ya.
Ọ bụrụ na a na-eji mmanụ na-ese foto, jiri obere ahịhịa na-ete mmanụ ahụ nke ọma n'elu akwa ọla kọpa ma hapụ ya ka ọ kpọọ nkụ.Ọ bụrụ na ị na-eji ihe nkiri na-ese foto, mado ihe nkiri foto ahụ n'elu mbadamba ọla kọpa n'oge a.Enwere ihe nkiri nchebe n'akụkụ abụọ nke ihe nkiri photosensitive.Buru ụzọ dọkasịa ihe nkiri nchebe n'otu akụkụ wee rapara ya na bọọdụ mkpuchi ọla kọpa.Ahapụla ikuku afụ.Ihe nkiri nchebe ọzọ Adịla ọsọ ọsọ dọkasịa ya.Ma ọ bụ ihe nkiri foto ma ọ bụ mmanụ foto, biko rụọ ọrụ n'ime ụlọ gbara ọchịchịrị.Ọ bụrụ na enweghị ọnụ ụlọ gbara ọchịchịrị, ị nwere ike mechie ákwà mgbochi ma gbanye ọkụ dị ala iji rụọ ọrụ.Ekwesịrị idobe laminate ọla kọpa a na-ahazi ka ọ ghara ịnọ n'ìhè.
Tinye "ihe nkiri na-adịghị mma" na laminate ọla kọpa nke emerela ọgwụgwọ foto, pịa efere iko ahụ, ma kowe oriọna ultraviolet n'elu iji hụ na ọnọdụ niile nwere ike ịnweta radieshon ultraviolet.Mgbe itinye ya, gbanye oriọna ultraviolet.Ụzarị ultraviolet na-emerụ ahụ mmadụ.Ejila anya gị ele ìhè ọkụ ọkụ ultraviolet na-ewepụta, ma gbalịa ka ị ghara ikpughe na akpụkpọ ahụ.A na-atụ aro ka iji igbe kaadiboodu mee igbe ọkụ maka ikpughe.Ọ bụrụ na ekpughere gị n'ime ụlọ, biko pụọ na ime ụlọ ahụ ka ịgbanwuo ọkụ.Ogologo usoro ikpughe ahụ metụtara ọtụtụ ihe dị ka ike nke oriọna na ihe nke "ihe nkiri na-adịghị mma".N'ozuzu, ọ na-esi na nkeji 1 ruo 20.Ị nwere ike gbanyụọ ọkụ mgbe niile maka nyocha.Ọ bụrụ na enwere ọdịiche agba doro anya na ihe nkiri photosensitive (ebe ọ na-ekpughere ìhè ultraviolet) Agba na-agba ọchịchịrị, na agba na ebe ndị ọzọ na-anọgide na-agbanweghị agbanwe), mgbe ahụ, ikpughe nwere ike ịkwụsị.Mgbe a kwụsịrị ikpughe, ọ ka dị mkpa ịchekwa ya n'ọchịchịrị ruo mgbe arụ ọrụ mmepe ahụ gwụchara.
Kwadebe mkpokọta 2% nke ngwọta sodium carbonate, gbanye laminate ọla kọpa ekpughere na ngwọta, chere ruo oge ụfọdụ (ihe dị ka nkeji 1), ị ga-ahụkwa na ihe nkiri foto na-acha ọkụ na akụkụ nke na-acha ọkụ na-apụtaghị na-amalite. ka ọ na-acha ọcha na zaa.Enweghị mgbanwe dị ịrịba ama na mpaghara gbara ọchịchịrị ekpughere.N'oge a, ị nwere ike iji owu swab jiri nwayọọ kpochapụ akụkụ ndị ahụ na-adịghị ahụ anya.Ịmepe emepe bụ usoro dị oke mkpa, nke kwekọrọ na usoro mbufe okpomọkụ nke ime PCB site na usoro nnyefe okpomọkụ.Ọ bụrụ na a naghị asachapụ ebe a na-adịghị ahụ anya kpamkpam (adịghị emebe ya), ọ ga-eme ka corrosion na mpaghara ahụ pụta;ma ọ bụrụ na a na-asachapụ ebe ndị ahụ ekpughere, PCB emepụtara agaghị ezu oke.
Mgbe mmepe ahụ gwụchara, ị nwere ike ịhapụ ụlọ gbara ọchịchịrị n'oge a wee gaa n'ihu n'okpuru ọkụ nkịtị.Lelee ma waya nke akụkụ ahụ ekpughere ezuola.Ọ bụrụ na ezughị ezu, enwere ike mechaa ya na mkpịsị nrịbama mmanụ, dị ka usoro nnyefe ọkụ.
Ọzọ bụ etching, nzọụkwụ a bụ otu ihe ahụ na etching na usoro mbufe ọkụ, biko rụtụ aka n'elu.
Mgbe corrosion gwụchara, a na-eme ihe mkpuchi.Kwadebe 2% sodium hydroxide ngwọta, na-emikpu ọla kọpa clad laminate n'ime ya, chere ruo oge ụfọdụ, ihe ndị na-ese foto nke fọdụrụ na laminate ọla kọpa ga-ada ozugbo.Ịdọ aka ná ntị: Sodium hydroxide bụ alkali siri ike na nke na-emebi emebi.Biko kpachara anya mgbe ị na-ejikwa ya.A na-atụ aro ka ị na-eyi uwe mkpuchi na enyo enyo.Ozugbo o metụrụ akpụkpọ ahụ, biko jiri mmiri sachaa ya ozugbo.Sodium hydroxide siri ike ga-enwerịrị ihe hygroscopic siri ike, ọ ga-atakwa ngwa ngwa mgbe ikuku kpughee ya, biko mee ka ọ ghara ikuku.Ihe ngwọta sodium hydroxide nwere ike imeghachi omume na carbon dioxide na ikuku iji mepụta sodium carbonate, nke ga-eduga na ọdịda, biko kwadebe ya ugbu a.
Mgbe i mechachara, jiri mmiri sachaa sodium hydroxide fọdụrụnụ na PCB, hapụ ya ka ọ kpọọ nkụ wee tụọ oghere.
Oge nzipu: Mar-15-2023