Homeliness, Ndi ya onwe gị
Etching na metal ke ufọk. Olee otú itinye ihe oyiyi na ígwè: nzọụkwụ site nzọụkwụ ndu
metal etching mgbe ụfọdụ na-anọchi mgbatị na osise, ọ na-eme ka ahụ dum usoro nnọọ mfe. Pụrụ inweta dị ka a concave ụkpụrụ - embossed na convex - a kpụrụ ya akpụ. etching na metal ke ufọk na nwere ike na ya plated. The mbụ nhọrọ bụ ihe na-egbu egbu mgbe na-eji na ụlọ, otú ahụ ka anyị ga-eji na-amalite nke abụọ, ọ na-akpọ electrochemical.
akụrụngwa
Ọ dị mkpa na-a ike ọkọnọ ma ọ bụ transformer na ike inye si 4 7 V. Ke adianade do, bath ga-mkpa a dielectric, ọ ga-nabata a chọrọ ihe na a abụọ metal ihe, nke na jikọọ na anode.
Ịrụ etching na metal ụkpụrụ, a ga-eji dị ka electrolyte ngwọta nke ferrous sulfate. Ọ bụrụ na ụkpụrụ chọrọ n'elu nke ọla kọpa ma ọ bụ ọla kọpa, na ojiji nke ọla kọpa sulphate. I nwekwara ike iji ferric chloride. Ndị isi ihe bụ na mmiri e distilled.
Nkwadebe nke akụkụ ka etched
The etching bụ edo na na nri ebe, na ihe ahụ ga-kpochara nke unyi na-etekwa. N'ihi na a ihe adaba ọrụ, na workpiece na-soldered tin ọla kọpa waya, n'ihi na ọ dị mfe na-jide ihe. Na elu na-kpochara ihe ga-lowered kọnvatịbụl n'ime 10% sodium hydroxide, okpomọkụ bụ 50 ° C, mgbe ahụ, 15% na igirigi ibu sulphuric acid ngwọta na-jide ya n'ebe nkeji abụọ, mgbe ahụ, rinsed na mmiri ọkụ. Mgbe usoro na-agwụ agwụ, na elu nke ihe ga-n'ụzọ zuru ezu sụrụ, na N'ezie, i nwere ike na-emetụ ha na aka ya.
Electrochemical etching metal
Anyị kwesịrị iji chebe ebe a na-ekwesịghị etched. Iji mee nke a, tinye a pụrụ iche na mado na òkè nke elu. Ọ na-mere nke atọ, na abụọ wax - rosin, ha gbazee na tin, na-akpali mgbe ụfọdụ. Mgbe niile ghọọ a homogeneous uka, ọ na-ekwe ka ajụkwa kewapụkwanụ n'ime iberibe. Onye ọ bụla n'ime ha na-enịm ke fere fere, nke mere na mgbe e mesịrị, mgbe dakwasịrị ya, nwere ike seep site na ya nke ukwuu putty ka mkpa. Mgbe nke a nkwadebe, nke ga-ahịhịa, na-ekpo ọkụ. Ugbu a, kere ngwakọta, nke e debere na a fere fere, na-ete n'elu evenly.
Mgbe obi jụrụ ndị sealant-aghọ ike. Top ekpuchi ya na-egbuke egbuke mmiri-soluble agba. Ọ nwere ike ịdị a akwarela ma ọ bụ gouache ọcha. Mgbe ahụ mkpuchi ga nkụ. Mgbe ahụ, ịbịaru nwere ike etinyere na agba ya ga-ọma. Ọ nwere ike na-anọchi anya iji a pensụl ma ọ bụ nyefe site na ntụziaka. Mgbe ahụ, a circuit mkpa protsarapat a agịga na metal.
Ugbu a etching metal electrowinning amalite connectable otu post na anode - mma, onye ọzọ na-cathode - mwepu. Iji jikọọ mbụ item, nke ga-etinyere oyiyi ọ bụla nke abụọ efere bụ ígwè. Mgbe ahụ, metal etching usoro ebe oyiyi e kpụchara akpụcha.
Ọ bụrụ na ị chọrọ ike a osise nke a multi-larịị, e mere ihe nile n'otu ụzọ dị ka a kọwara n'elu. Naanị ihe ndepụta nke ọ bụla oge na ego, na mgbe ndị kasị nta na nke ha na-etched na ọnọdụ nke omimi, zuru ezu e si na agba ha kpụ ọkụ n'ọnụ mastic na a ahịhịa. Mgbe ọ na-siri ike, ihe niile na-ugboro ugboro ọzọ ruo mgbe ọzọ ụkpụrụ oyi akwa. Na usoro, nke nta nke nta kere image.
N'ụzọ a na-emepụta metal etching n'ụlọ, mgbe nke elu e-asa na turpentine wee polished, na-enye Finished ngwaahịa anya.
chemical etching
Ugbu a, tụlee otú ike a ụkpụrụ na a metal n'elu enweghị ojiji nke eletriki na ngwaọrụ. N'ihi nke a anyị mkpa ọgwụ, unu kpamkpam na-ere ngwaike na-echekwa. Ka na-amalite. Etching, anyị kwesịrị:
- "White Spirit";
- agba, nke na-adịghị igbari ke "na-acha ọcha spirit";
- acetone;
- resin nke na-eji na-ekpuchi n'elu ụlọ;
- nnu;
- bluestone.
ọcha nkọwa
Iji na-amalite na ihe, ebe image na-zubere, sanded na ezi sandpaper na degreased. Mgbe n'elu dị njikere, na ị chọrọ ebe a na a ga-enwe a ịbịaru, mechie na nrapado teepu ma ọ bụ ihe yiri nke ahụ. Mgbe ahụ, ndị fọdụrụ n'elu ala, ebe chemical etching adịghị emetụta metal, agba n'elu agba. O nwere ike ịbụ ọ bụla na agba, isi ihe nke ọgwụ ndị "na-acha ọcha spirit".
Mgbe agba bụ akọrọ, ị nwere ike wepu teepu. N'okpuru ya a dị ọcha metal, njikere iru na ya na-eru. Ugbu a, nke a "Obere-kwaaji" dị mkpa na-etinye ihe oyiyi ahụ. Ọ ka na iji a resin, nke na-etisasịwo na "na-acha ọcha spirit", ruo mgbe ọ na-aghọ a mmiri mmiri, dị ka agba. Ọ na a ahịhịa agba a chọrọ picture. Gịnị ọma bụ ihe dị otú ahụ improvised agba, ọ bụ eziokwu na ọ bụrụ na ọnụ ọgụgụ na ihe anaghị arụ ọrụ, ọ ga-ekwe omume wepụ ya, nke a gwara ákwà ma ọ bụ owu swab na "na-acha ọcha spirit". Ọ bụrụ na ọnụ ọgụgụ ahụ nwere nnọọ obere nkọwa na tụgharịa si merụsịrị na a ahịhịa, ha nwere ike idozi na a agịga site na-agba enweghị isi mgbe ihicha.
N'ụzọ dị otú a, etching nwere ike rụrụ mma igodo, n'ozuzu, ọ bụla metal ihe. Ugbu a, mgbe ụkpụrụ dị njikere, ọ bụ omume na-amalite etching.
A ngwọta maka etching
Anyị kwesịrị a liter nke mmiri nke na-igbari 100 g ọla kọpa sulfate, wee tinye nnu. Ọ chọrọ ka wụsa ya ruo mgbe a na-agaghịkwa igbari. Ihe ngwakọta ga nwere a-acha anụnụ anụnụ na agba. Otú ọ dị, mgbe ọ na-mikpuru na a metal ihe, na agba na-amalite ịgbanwe ka akwụkwọ ndụ akwụkwọ ndụ.
Ya mere na-emikpu zuru ezu. The chemical usoro amalite ozugbo. N'ihe a niile, na mmepụta anaghị emit ọ bụla na-emerụ bekee, otú ahụ ka metal na-etched ke ufọk n'enweghị nsogbu.
Omume site chemical mmeghachi omume
Na ihe e dere ede kpụrụ n'oge mmeghachi omume, nke ga-aghọ ihe na ọzọ. Ọ slows ala dum usoro, otú ị chọrọ oge iwepụ ya mmiri. Ị gaghị eme ya na enyemaka nke dị iche iche schotochek, brushes na ndị ọzọ na ngwaọrụ n'ihi na ọ pụrụ imebi agba. Ma o yiri ka jide dum picture, na ga-abụ ihe ihere ma ọ bụrụ na, na-arụ etching nke a mma, n'ihi na ihe atụ, na-eru na ya, ị n'amaghị ama imebi. Ọ bụ nnọọ siri ọrụ, na-achọ a ike n'aka na ndidi.
Site oge mgbe ndị metal ga-anọgide na ngwọta na-adabere na-eru omimi. Kpọmkwem ibiere adịghị adị, n'ihi ya, ọ bụla na-ese ya onwe ya ga-edebe chemical mmeghachi omume. Na na site n'ime nke a ọtụtụ ugboro, ọ ga-ekwe omume na-ekwu na obi ike ihe oge dị mkpa maka ngosipụta nke chọrọ ụkpụrụ na omimi turu ime.
Uru na ọghọm nke electrochemical na chemical etching
The uru nke electrochemical etching nke metal ke ufọk na-agụnye eziokwu ahụ bụ na-kere na-eru ndị ọzọ doro anya, bụ doro anya na anya mgbe na-achọ na ya n'okpuru magnification. Otú ọ dị, drawback bụ na usoro a na-achọ ihe ọkụ ngwaọrụ, nke nwere ike ịbụ anya n'ebe onye ọ bụla.
The uru nke chemical etching agụnye eziokwu ahụ bụ na ihe niile ị chọrọ ike zụrụ na a ngwaike ụlọ ahịa. A Efrata dị ọnụ ala, na, ọtụtụ ihe, na-adịghị mkpa ebe anya n'ihi na ike ọkọnọ ma ọ bụ ngwaọrụ ndị ọzọ na ike nke na-anapụta n'etiti 4 7 B. Otú ọ dị mwepu bụ na-ezughị okè picture n'ọnụ ya.
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