Homeliness, E etsa u ithata
Galvanic hlapa ka matsoho a hae. The liner le futhumatsang ea hlapa galvanic
mantsoe le tlwaetsego "khauta-tlotsitsoe", "+ ea silevera-tlotsitsoe", "google chrome" kapa "nikele" e se e tiisitsoe ka thata ka lokota motho ea kajeno, 'me ba lemoha bona hoo e ka bang ka tsela e iketsang. Ha ho motho esita le nahana hore mantsoe ana 'ohle pata thekenoloji le tla ho dumella motho hore a fihle boemong ba tsoelo-pele ea kajeno - electroplating.
Electroplating - se tshebetso ena?
mefuta plating
Ho na le mefuta e 'meli ea theknoloji ena ba' nile ba ho pharaletseng sebelisoa, eseng feela ka makala a ba bangata ba indastering ena ea kajeno, empa e boetse e lapeng. Origin - electroforming - e ikemiseditse ho bopa likopi tse tobileng tsa Sepheo beha ka bokaholimo tsa tšepe tsena. Ea bobeli, atileng ka ho fetisisa le lapeng le mosebetsing, ke ho fana ka tšesaane - ha ho motenya ho feta moriri oa motho - bitiela holim lohle la Sepheo sa 'me o bitsoa ke electroplating.
ke eng plating hlapa?
Kaha dithulaganyo galvanic etsahala ka lebaka la ho electrolysis, ya e le hantle, e le hore tharollo sebediswa electrolytic le khethehileng thepa mechine le motlakase. Galvanic hlapa - motsoako oa likarolo tsohle tsena tsa tshebetso, empa dikarolo khōlō, tse eketsehileng ditlhoko, ke tharollo (electrolyte) , 'me matla a ho eona. Sena ke sa bohlokoa haholo-holo haeba ho na le ke ho bua ka tšebeliso ea electroplating kapa electroforming lapeng.
Mekhoa ea ho ho hlahloba libaka tsa ho tola plating
Thanks ho morao-rao le nako ho sebetsa ho na le menyetla e mecha bakeng sa ho hlahloba electrolyte sebelisoa mosebetsing oa ho electroplating. Ho hlokahala hore ka lebaka molemo tsa tshebetso, junifomo ho feta 'me tsoarellang barbotage. Ho hlahloba libaka tsa ho tola electroplating ka maemo a hona joale a ka ho phethahatsoa sebelisa lik'hemik'hale 'me physico-lik'hemik'hale mekhoa. Tabeng ea bobeli, photometric lithuto, polarographic, amperometric le mekhoa potentiometric hore fa diphetho molemo ha beha ka bophara electrolyte ena.
Ho sireletsa ditanka galvanic
E mong oa mathata a dithulaganyo motlakase ya - ke ho sireletsa ditanka liphellong tse senyang tsa tharollo electrolyte (acid e kapa a alkali) oo electrolysis se hlahile. Ha ho hlapa e entsoe ka lintho tse bonahalang ho se nke lehlakore tse kang polasetiki, ha ho na bothata. Empa sena se ka etsahala feela tabeng ea meqolo e nyenyane. Haeba re nka ho hlongoa liindasteri, joale electroplating liindasteri tharollo setshelo entsoe ka tšepe. Tabeng ena, ho na le ke hlokahala hore ho ba sireletsa:
- kopana le tharollo ya hore e fana ka bophelo ba tšebeletso ea nako e telele;
- tšepe ts'enyeho, baka litšila ho sa hlokahale ka tharollo ea;
- ho khopama 'me phetoho ea naha motlakase.
tšireletso e joalo ka 'na ea fana ka electroplating libaka tsa ho tola lera khanna thepa polymeric lakane ka tjheseletsa chesang moea.
Ho etsa lapeng la ka-plating libaka tsa ho tola
Lakatsa ho ba le bokaholimo galvanized ka lapeng la hao kapa garage sale a haholo haholo. Empa re lokela ho hlokomela hore mokhoa ona ha se sireletsehileng. Tse kotsi le ho phatloha mouoane, ditharollo senyang le esita le nang le chefo e, ho sebelisa motlakase le etsa hore ho be thata ponong ea polokeho. Empa bakeng sa mesebetsi e bonolo e kang plating koporo, google chrome plating, nikele plating hlapa lintho tse nyenyane li ka bokella ho tswa improvised. Le esita le tabeng ena, ditlhoko 'maloa bohlokoa tlameha ho kopana le:
- bakeng sa tharollo setshelo e lokela ho ba thata, lik'hemik'hale ho se nke lehlakore 'me dielectric;
- hlokahala ventilation;
- boteng ba chelete e lekaneng ea metsi e ba a hloekileng - tshebetso bonolo hloka tšebeliso ea tse ka bang hlano hlatsoa;
- ho ba teng ha setshelo le mekhoa ea ho neutralizing liquors litšila le effluents.
Hona joale e ntse e lokela ho etswa ka karolong e ka holimo ea sekepe ka khoele ea cutoff tharo-lesoba melamu ikopanye le. Melamu desirably entsoe ka phala e koporo ea 10-20 limilimithara le bophara ba, e tenya marako molemo. plyuschatsya qetella ba methapo 'me ba e ile ea fata le masoba ho hokahanya lipalo tse ho tloha phepelo matla. Ka thupa, a beha hammoho le metshetshe fanyehe anode lipoleiti le tse amanang ho mohloli khothatsang. Molamu bohareng emisitswe karolo, ke cathode amanang ho etella pele negative. hona joale
Maano a maiketsetso electroplating libaka tsa ho tola
The bonolo sekemeng plating hlapa akarelletsa kakaretso ea tshebetso tse tharo: tsa go baakanyetsa le hantle tlotsa metale ka senke thulaganyo le qete. Pele e na le ka ho hloekisa, ho degreasing, mananose le bentsa ha ntho kapa karolo - koetliso. Mohato oa boraro o dumella ho tlisa ntse a tlotsitsoeng le mokato tsa tšepe ho ntho "thepa" mofuta, ke passivation, le buffing sa t. D. mong le e mong tshebetso lokela ho fediswa ke hlatsoa ka metsi a batang 'me a hloeka. 'Me haeba lintho li ne li sebetswa ke ditharollo alkaline, le be le bonnete ba hore ho etsa le ho hlatsoa, chesang pele, metsi a ka nako eo a batang.
Ntho, e leng e lokela ho baki, e amana le disebediswa tsa ho mpe mokhanni (cathode) le theolela ka electrolyte ena. A etella pele ba positive amanang ho e eleketrode a barbotage tšepe (anode), eo hape e oele tharollo. Electrolysis etsa qhibilihang ka har'a anode (+) le tšepe beha ka workpiece e, ho cathode (-).
Boleng ba electroplating bakeng sa tlhahiso ea morao-rao
Galvanic hlapa, eo ho eona electroforming kapa electroplating thulaganyong, tekanyo khoebo e bobeli ngoana oa tsoela pele, 'me lebotho la lona ho khanna. Hobane leboha electroplated coatings ntlafala libopeho le likarolo mochine, ho fokotsa litsenyehelo tsa ho ba ho hlahisoeng bona e fihlellwa ho nepahala phahameng ka ho fetisisa conjugation eketseha apara ho hanyetsa le ho hanyetsa ts'enyeho ba eketseha.
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