Chrome plating ntawm lub tsheb qhov chaw: tshem tawm xeb, painting theory
Txheem
Chrome qhov chaw tuaj yeem pom ntawm txhua lub tsheb, raws li ntau lub tuam txhab siv lawv los txhim kho qhov zoo ntawm lawv cov kev tsim.
Peb tuaj yeem hais tias qhov no yog ib qho ntawm cov ntsiab lus ntawm kev sib tw, uas yog qee zaum tsim nyog rau lwm tus. Tab sis cov ntsiab lus no yuav tsum tau saib xyuas thiab muab kev saib xyuas kom raug, siv ntau txoj kev.
Tau ntau xyoo, lawv raug cuam tshuam rau sab nraud, yog li txhua tus tswv ntawm lub tsheb sim hloov kho cov chrome qhov chaw.
Xav txog lub ntsiab nuances ntawm kev ua haujlwm thiab theem.
Yuav ua li cas tshem tawm xeb los ntawm chrome qhov chaw
Yog tias corrosion tau tshwm sim nws tus kheej, dhau sijhawm nws yuav pib kis, yog li txoj hauv kev zoo tshaj plaws los tiv thaiv nws qhov tshwm sim tag nrho.
Rau qhov no, ib tug tshwj xeeb kua roj vanish los yog technical vaseline tau tsim. Cov tshuaj no ua haujlwm tiv thaiv. Xws li kev tiv thaiv tseem nyob ntawm qhov chaw rau 2-3 lub hlis, tom qab ntawd nws yuav tsum tau rov ua dua tshiab.
Yog hais tias xeb tau tshwm sim nyob rau saum npoo ntawm ib feem, ces nws yog ib qho tsim nyog yuav tsum tsis txhob muaj kev sib kis ntawm corrosion los ntawm kev siv cov khoom siv tu, tshem tawm cov cheeb tsam uas muaj xeb. Roj kua roj vanish yog siv los npog qhov chaw.
Hauv tsev, koj tuaj yeem tshem tawm xeb nrog dej qab zib, tab sis tib lub sijhawm, nws yuav tsum tau siv kom zoo, vim tias nws tuaj yeem tawv. Cov hmoov mos mos thiab cov av nplaum nplaum kuj tseem siv nrog ua ntej daim ntawv thov rau ib daim ntaub flannel.
Koj tuaj yeem siv lub cuab yeej tshwj xeeb - "Vedeshka", tab sis yog qhov chaw kawg. Ua ntej thov tus neeg sawv cev rau ib feem, nws yog ib qho tsim nyog yuav tsum tau tshem tawm ntawm lub tshuab, nqa tawm cov khoom siv kho tshuab.
Nyob ntawm cov qib ntawm corrosion tiam, nws yog txiav txim siab uas emery siv - ib tug finer los yog loj abrasive.
Thaum tshem tawm cov hlau ntau dua, nws txoj kev ncaj ncees yuav tsum tau ua kom ntseeg tau los ntawm kev siv cov primer rau cov seams los ntawm vuam.
Lub tshuab nqus tsev tuaj yeem tshem tawm cov kab stains thiab roj. Cov polish yog siv rau kev puas tsuaj me, nws yog ib qho tseem ceeb uas nws tsis muaj cov kua qaub lossis ammonia.
Cov hmoov txhuam hniav nthuav tawm, GOI muab tshuaj txhuam, chalk yog siv los tshem tawm qhov tsis xws luag.
Cov tswv tsheb siv cov tshuaj pej xeem los tshem tawm cov xeb - cov ntawv ua tiav hauv Coca-Cola.
Txawm koj xaiv qhov twg los xij, nco ntsoov tias koj yuav tsum kho tag nrho cov txheej txheem nrog kev saib xyuas tshwj xeeb, vim tias tsuas yog hauv txoj kev no tuaj yeem ua tiav qhov zoo nkauj.
Cov cai saib xyuas
Lub chrome-plated nto ntawm lub tsheb cov ntsiab lus yuav npog nrog khawb thaum lub sij hawm, los yog txawm tarnishes tag nrho. Muaj ib qho version uas xws li cov ntsiab lus xeb tsawg dua, tab sis hmoov tsis qhov no tsis yog li ntawd, yog li cov txheej txheem ntxuav lub tsheb yuav tsum tau ua tib zoo kho.
Tam sim ntawd tom qab ntxuav, so cov khoom chrome nrog ib daim ntaub mos. Yog tias kho nrog txoj kev ntxhib, lawv yuav ploj mus sai.
Muaj zog kub hloov pauv thiab noo noo ntau dhau txhua yam cuam tshuam rau chrome Cheebtsam, yog li sim zam lub sijhawm zoo li no.
Nyob rau lub caij ntuj sov, tom qab ntxuav, nws yog qhov zoo tshaj kom tso lub tsheb hauv qhov ntxoov ntxoo, thiab thaum lub caij ntuj no, siv cov tshuaj tsuag tshwj xeeb los tiv thaiv nws. Nyob rau tib lub sijhawm, cov dej siab yuav tsum tsis muaj zog, yog li tsis txhob tawm hauv chav nres tsheb nrog cov dej noo noo ntawm qhov chaw ntawm lub tsheb.
Txhawm rau ua tiav kev saib xyuas tag nrho rau cov khoom zoo li no, nws yog ib qho tsim nyog yuav tsum tau siv cov txheej txheem polishing, uas nws yog ib qho tseem ceeb kom nrhiav tau wax.
Cov ntsiab lus yuav tsum tsis txhob muaj ntsev thiab lwm yam khoom xyaw. Rau cov discs ntawm lub tsheb, siv cov kua roj vanish zoo tib yam yuav yog ib qho kev tiv thaiv zoo tshaj plaws.
Chrome-plated Cheebtsam yog rubbed nrog kerosene, roj av lossis cawv nrog qee zaus, tab sis tom qab ntawd lawv yuav tsum tau ntxuav nrog dej sov. Xyuas kom cov dej qab zib thiab cov roj tsis nkag rau ntawm lawv, thiab siv roj av rau degreasing ua ntej polishing.
Lub hauv paus ntawm chrome plating hauv tsev
Chrome plating suav nrog kev ntxuav ua ntej ntawm cov khoom. Txhawm rau tshem tawm khawb, tawg, sib tsoo yuav tsum tau siv.
Feem ntau, lub tshuab grinder yog siv rau kev ua haujlwm, thaum nws tsis nyob ntawm tes, lub log abrasive, siv lub disc. Chrome plating yog siv ntau txoj hauv kev thiab txhua tus tuaj yeem txaus siab rau tag nrho nws qhov zoo thiab qhov tsis zoo.
Ntau tus tswv pib ua nws tus kheej ua txhua yam txheej txheem, uas peb pom zoo.
Chrome plating tuaj yeem siv rau tooj liab, tooj dag thiab npib tsib xee.
Ua ntej ua cov txheej txheem, nws yog ib qho tseem ceeb kom ua tiav cov hauj lwm theem:
- Pre-polishing thiab degreasing nrog acetone. Polishing ua hauj lwm yuav tsum tau ua los tiv thaiv lub txheej los ntawm corrosion.
- Roj av thiab acetone tshem tawm cov roj stains ntawm qhov chaw.
- Kev kho mob hauv cov kua qaub rau 5-20 feeb, nyob ntawm seb qhov chaw puas;
- Cov ntsiab lus tau muab tso rau hauv ib qho kev npaj chromium plating da dej, kev kho mob yuav siv sij hawm 20 feeb. Tom qab ntawd tag nrho cov khoom yog ntxuav hauv qab dej.
Qhov chaw uas chrome yuav tsum tau siv yog tiv thaiv siv celluloid kua nplaum. Nws kuj yog siv los npog lub qhov.
Nws tsis yog qhov nyuaj heev los tsim cov electrolyte - chromic anhydride yuav tsum tau yaj hauv dej zoo tib yam thiab sulfuric acid yuav tsum tau maj mam nchuav. Thaum ntxoov ntxoo ntawm cov khoom hloov los ntawm liab mus rau burgundy, koj tuaj yeem nqa cov chrome plating ntawm cov khoom.
Qhov tshwm sim loj ntawm kev daws rau chromium plating yuav tsum tsis pub dhau 45 degrees. Nws nyob ntawm qhov chaw los kho qhov sib txawv ntawm qhov ntsuas lub zog tam sim no siv. 15-20 amperes yog txaus los ua cov cheeb tsam ntawm 1 sq. ua dm. Cov txiaj ntsig sib xyaw tuaj yeem siv tsuas yog tom qab ib hnub rau kev ua cov khoom ua los ntawm cov yas lossis hlau.
Nws tsis yog qhov txaj muag los qhia qhov tshwm sim chrome rau koj cov phooj ywg, tab sis yog tias qee yam tsis ua haujlwm, koj yuav tsum tsis txhob chim siab. Nrog rau kev daws ntawm hydrochloric acid, koj tuaj yeem tshem tawm qhov ua tsis tiav ntawm ntu thiab rov ua dua tag nrho cov txheej txheem.
Cov teeb meem tseem ceeb uas feem ntau pom tom qab ua haujlwm:
- Zaj duab xis peels tawm vim tsis zoo degreasing ntawm nto.
- Chrome tsim rau ntawm cov ces kaum ntse thiab ntug. Txhawm rau tiv thaiv qhov no tshwm sim, nws yog qhov zoo dua los hloov cov npoo ua ntej.
- Qhov tsis muaj qhov xav tau gloss yog vim qhov yuav tsum tau nce qhov kub ntawm cov tshuaj siv.
Txawm hais tias muaj peev xwm ua tau, txhua tus ntawm lawv raug tshem tawm yog tias xav tau thiab tsis ua rau muaj kev hem thawj. Tom qab kev daws teeb meem, cov txheej txheem tuaj yeem rov ua dua, uas yuav tsim kom muaj qhov zoo.
Txoj kev xav ntawm painting chrome qhov chaw
Ua ntej ntawm tag nrho cov, nws yog ib qhov tsim nyog los tshem tawm ib feem uas cov hauj lwm yuav tsum tau nqa tawm, ntxuav nws los ntawm av thiab qhuav nws.
Ntxiv mus, yog tias cov thev naus laus zis raug ua txhaum cai, txheej txheej yuav deteriorate. Tab sis kev pleev xim tuaj yeem ua tiav, koj tsuas yog xav paub qee qhov nuances ntawm kev ua haujlwm nrog hlau. Ua ntej, cov khoom tsim nyog yog matted nrog cov khoom siv acid lossis nrog cov primer xaiv.
Cov khoom siv hlau tau zoo kho nrog acidic primer. Txij li nws adheres zoo rau hlau, xim adheres zoo dua rau nws.
Ob lub ntsiab lus phosphating primer kuj tsim nyog rau kev ua haujlwm, vim tias muaj cov kua qaub thinner hauv cov npe ntawm cov khoom.
Priming tseem muab qhov hloov tshiab ntawm cov yam ntxwv ntawm cov hlau. Tom qab ntawd nws yog ua tiav nrog cov primer zoo tib yam, uas yog lub hauv paus rau xim thiab kua roj vanish.
Nws yog ib qho ua tau los npog qhov chaw nrog cov xim nrog rau lwm yam khoom uas tsis muaj acidic tshuaj nyob rau hauv muaj pes tsawg leeg. Cov lus nug nkaus xwb yog cov av zoo xaiv uas yuav ua ke nrog cov hlau.
- Qhov saum npoo yog degreased thiab nws yog qhov zoo dua yog tias ob peb txhais tau tias siv rau qhov no ib zaug - cov kuab tshuaj thiab cov tshuaj tiv thaiv silicone. Txhawm rau kom tsis txhob tawm cov ntiv tes tom qab cov txheej txheem no, koj yuav tsum siv cov ntaub so ntswg lossis hnab looj tes tshwj xeeb.
- Gloss raug tshem tawm nrog cov ntawv xuab zeb. Yog tias koj tsis tuaj yeem ua haujlwm rau theem no, cov xim yuav tsuas pib tev tawm.
- Npog lub resulting matted cheeb tsam nrog primer. Sim siv ob peb txheej ntawm primer, tsuas yog tom qab ua tiav lub ncuav, koj tuaj yeem pib txheej txheem tha xim. Yog hais tias thaum lub sij hawm ua hauj lwm ntawm lub primer av tau daig, ces nws raug tshem tawm nrog putty.
- Rau kev siv cov xim tsis sib xws, nws tsim nyog siv airbrush, ces koj tau txais ib txheej nyias.
Thawj txheej ntawm cov xim dries nyob rau hauv 10-15 feeb, ces ob txheej yog thov, uas tso cai rau ib tug uniform nto tsim. Tom qab cov xim tau qhuav tag, cov kua roj vanish yog siv rau saum, uas, thaum kawg ntawm tag nrho cov txheej txheem, yog polished.
Nws tseem tsim nyog npaj rau kev pleev xim, nco ntsoov khaws cov khoom tsim nyog - txhuam, cov menyuam los yog tshuaj tsuag, thiab cov khoom siv tiv thaiv. Aerosol primers feem ntau yog siv los ua cov ntaub ntawv yooj yim.
Txawm li cas los xij, cov masters pom zoo kom siv cov tshuaj pleev ib ce, vim tias cov xim zoo tshaj plaws muab tso rau ntawm nws.
Tom qab ua tiav tag nrho cov txheej txheem rau chrome plating thiab pleev xim ib zaug, koj yuav dhau los ua tus kws tshaj lij thiab yuav paub txog txhua qhov nuances ntawm kev ua haujlwm.
Yog tias tsim nyog, txhua yam tsis xws luag tuaj yeem rov ua dua, tab sis yog tias koj tseem tsis ntseeg koj lub peev xwm, koj tuaj yeem tso siab rau cov txheej txheem rau tus tswv thiab tib lub sijhawm saib nws yuav ua li cas txhua yam, tab sis npaj rau kev pov tseg.
Tom qab rov pib dua chrome plating, sim muab kev saib xyuas rau cov txheej txheem tshiab - ntxuav cov khoom nrog ib daim txhuam cev mos, ntxuav los ntawm cov av thiab ntsev.
Thaum ntxuav, sim siv cov tshuaj nrog cov ntsiab lus maj mam uas yuav tsis cuam tshuam rau qhov chaw. Siv lub tshuab polishing yog tias tsim nyog rau qhov zoo meej.
