Gabatarwa ga ka'idar aiki na tsarin bugu na canja wurin ruwa

Tsarin bugu na canja wurin ruwa wani nau'i ne na bugu wanda ke amfani da ruwa a matsayin matsakaici na narke don canja wurin hoto da rubutu zuwa takarda canja wuri da kuma canja wurin fim tare da alamu masu launi..
tsarin bugu na canja wurin ruwa

Tare da haɓaka abubuwan buƙatun mutane don marufi da kayan ado, yin amfani da bugu na canja wurin ruwa yana ƙara yawa. Ka'idar bugu kai tsaye da ingantaccen tasirin bugu yana magance matsaloli da yawa na kayan ado na saman na samfuran sifofi na musamman kuma galibi ana amfani dasu don canja wurin hotuna da rubutu akan saman samfuran tare da sifofi masu rikitarwa..

Godiya ga shari'ar canja wurin ruwa:

Gabatarwa ga ka'idar aiki na tsarin bugu na canja wurin ruwa

Siffofin aiwatarwa:

Ka'idar canja wurin ruwa kai tsaye bugu da ingantaccen tasirin bugu yana magance matsalolin da yawa na kayan ado saman samfur, kuma an fi amfani dashi don canja wurin hoto da rubutu a saman samfuran da ke da siffofi masu rikitarwa.

Zaɓin babban kayan albarkatun ƙasa:

Lokacin zabar albarkatun kasa don buguwar canja wurin ruwa don tasirin daban-daban da kaddarorin saman, akwai hanyoyi daban-daban na sarrafawa bisa ga kayan aiki daban-daban na kayan aiki da launi na aikin da ya dace da launi bayan an kammala canja wuri..

Kayan aiki na yau da kullun don tsarin bugu na canja wurin ruwa:

Kayan aikin suturar fim, kayan wanka, kayan bushewa, kayan aikin feshi.

Cikakkun bayanai na kowane mataki:

Mai zuwa yana gabatar da cikakken aiki da matakan kariya na sashin tsarin canja wurin ruwa.

1. Firamare: lalata, rage girman kai, cire tsatsa, cire ƙazanta ko maganin harshen wuta bisa ga kayan aikin aikin da za a canjawa wuri;

2. bushewa: zabar zafin jiki mai dacewa don bushe na'urar kamar yadda ya dace;

3. Zaɓin fim: zaɓi tsarin pre-canja wuri ko siffanta shi bisa ga bayani da abokin ciniki ya bayar;

4. Saita fim din: yanke takardar fim ɗin girman girman da aikin aikin da za a canjawa wuri, sannan ya kwanta a saman ruwa (gefen bugu yana fuskantar kasa);

5. Kunnawa: Lokacin da takardar fim ta zauna a saman ruwa don 60-90 seconds, fesa mai kunnawa a ko'ina akan takardar fim. Sanya fim ɗin canja wurin ruwa a kwance a saman ruwa na tankin ruwan canja wuri, tare da zane mai hoto yana fuskantar sama, kiyaye ruwa a cikin tankin ruwa mai tsabta kuma a cikin tsaka tsaki. Fesa a ko'ina a saman hoto tare da mai kunnawa don kunna zane mai hoto da sauƙaƙe rabuwa da fim ɗin mai ɗaukar hoto.. Mai kunnawa shine gaurayewar kaushi na halitta wanda ya ƙunshi ƙamshi na hydrocarbons, wanda zai iya narkar da sauri da lalata polyvinyl barasa amma ba zai lalata zane mai hoto ba kuma ya adana hoto da rubutu a cikin yanayin kyauta..

6. Canja wurin bugu: game da 5-10 seconds bayan fesa activator, Ci gaba da aikin canja wurin bel a kusurwar digiri 35 don daidaita takardan fim daga sama zuwa ƙasa kuma danna ƙasa a ko da sauri.. Abubuwan da ke buƙatar canja wurin ruwa suna zuwa sannu a hankali zuwa fim ɗin canja wurin ruwa tare da tsarin su, kuma za a canja wurin zane mai hoto a hankali zuwa saman samfurin a ƙarƙashin aikin matsa lamba na ruwa. Saboda mannewa na asali tsakanin tawada tawada da kayan bugawa ko shafi na musamman suna samar da mannewa. A lokacin tsarin canja wuri, gudun lamination na substrate da fim ɗin da aka rufe da ruwa ya kamata a kiyaye su daidai don kauce wa kullun fim din da hotuna da rubutu marasa kyau.. Bisa manufa, ya kamata a tabbatar da cewa an shimfiɗa zane-zane da rubutun da kyau, kuma a nisantar da juna kamar yadda zai yiwu, musamman a mahadar. Matsawa da yawa zai ba mutane ji na ruɗe. Mafi rikitarwa samfurin, mafi girma da bukatun aiki.

Zafin ruwa shine muhimmin ma'auni wanda ke shafar ingancin canja wuri.

Idan zafin ruwan ya yi ƙasa sosai, da solubility na substrate fim iya rage; idan ruwan zafin ya yi yawa, yana da sauƙi don haifar da lalacewa ga zane-zane da rubutu, yana haifar da gurɓatattun hotuna da rubutu. Tankin ruwan canja wuri zai iya amfani da na'urar sarrafa zafin jiki ta atomatik don sarrafa zafin ruwa a cikin tsayayyen kewayo. Don manyan-sikelin workpieces tare da in mun gwada da sauki da kuma uniform siffofi, Hakanan ana iya amfani da kayan aikin canja wurin ruwa na musamman maimakon ayyukan hannu, kamar cylindrical workpieces, waɗanda aka gyara a kan jujjuyawar jujjuyawar kuma suna juyawa a saman fim ɗin don canja wurin zane mai hoto.

7. Jiƙa: jiƙa da aikin canja wuri na kusan 30 seconds, ta yadda tawada za a iya ƙara stably a haɗe zuwa workpiece;

8. Kurkura: Cire kayan aikin daga tankin ruwa, cire ragowar fim din, sa'an nan kuma a wanke Layer mai iyo wanda ba a daidaita shi a saman samfurin tare da ruwa mai tsabta. Lura cewa matsin ruwa bai kamata ya zama babba ba, in ba haka ba zai iya haifar da lalacewa ga zane-zanen da aka canjawa wuri.

9. bushewa: Cire danshi a saman samfurin don sauƙaƙe cikakkiyar bushewar tawada canja wuri kuma ƙara saurin mannewa.. Ana iya bushe shi da na'urar bushewa, ko za a iya bushe samfurin a cikin akwatin bushewa. Yanayin bushewa na samfuran filastik bai kamata ya yi yawa ba, game da 50 ku 60 °C. Idan yanayin zafi yayi yawa, substrate na iya lalacewa; da bushewa zafin jiki na karfe, gilashin, tukwane, da sauran kayan za a iya ƙara daidai.

10. Topcoat magani: Don haɓaka juriya na zane mai hoto zuwa yanayi, a fesa saman. Don fenti, Ana iya amfani da varnish na tushen ƙarfi, wanda za'a iya bushewa ta dabi'a ko zafi bayan fesa; Hakanan za'a iya amfani da varnish UV, wanda ake warkewa da bushewa ta hanyar hasken ultraviolet. Da bambanci, Maganin UV ya fi dacewa da buƙatun kare muhalli. Dole ne a haɗa varnish mai tushen ƙarfi tare da mai ƙarfi mai goyan baya. Misali, da ruwa canja wurin bugu varnish samar da wani manufacturer ne varnish tare da polyurethane guduro a matsayin mai ɗaure, wanda ya kamata a yi amfani da polyurethane PU hardener; za a iya wuce kauri daga cikin sutura ta Ƙara adadin da ya dace na diluent don inganta danko na varnish don sarrafawa.; a yi hankali kada a bushe a cikin tanda. Don kayan bugawa daban-daban, feshi varnish kuma an kasu kashi uku iri, wato varnish dace da kayan filastik, varnish dace da m kayan, da varnish dace da kayan da ba su sha ba kamar karfe da gilashi.

Tsarin canja wurin alamar ruwa

Tsaftataccen wuri mai tsabta ya zama dole don canja wuri mai inganci, kuma wannan iri ɗaya ne ga kowane tsarin bugu. Tabbatar da substrate gaba daya fallasa kafin canja wuri. Bugu da kari, yanayin aiki mai tsafta da tsafta yana dacewa da kusancin mannewar Layer tawada mai canja wuri zuwa saman ma'auni., kuma ƙurar da ke shawagi a cikin iska tana iya rinjayar tasirin canja wuri.

Kunna takarda canja wurin alamar ruwa

Takardar canja wurin alamar ruwa ta kasu zuwa takarda canja wurin alamar ruwa mai iya peelable da narkar da takardar canja wurin alamar ruwa.

Hoton da rubutu na takarda canja wurin alamar ruwa mai peelable za a iya raba shi daga ma'auni bayan kunnawa don cimma canja wuri.; bayan an kunna takardar canja wurin alamar ruwa, da substrate narke cikin ruwa, kuma hoton da rubutu suna cikin yanayin kyauta don cimma canja wuri.

Kunna takarda canja wurin alamar ruwa ya bambanta da kunna fim ɗin canja wuri mai rufi. Yana kawai nutsar da takarda canja wuri a cikin ruwa don raba hoto da rubutu daga ma'auni ba tare da sauran ƙarfi na musamman ba. Kamar yadda aka nuna a hoton da ke ƙasa, tsari ya fi sauƙi.

Ƙayyadaddun tsari na kunna alamar canja wurin takarda: da farko yanke takardar canja wurin ruwa mai hoto wanda ke buƙatar canjawa wuri cikin ƙayyadaddun da ake buƙata, sanya shi a cikin tankin ruwa mai tsabta, kuma jiƙa shi kusan 20 seconds don raba abin rufe fuska daga substrate, da kuma shirya don canja wuri. shirye.

Canja wurin takarda mai alamar ruwa: Ana nuna tsarin a cikin hoton da ke ƙasa, fitar da takarda canja wurin ruwa kuma a hankali rufe shi zuwa saman substrate, goge fuskar bangon waya tare da gogewa don matse ruwan, kiyaye hoto da rubutu a ƙayyadadden matsayi, da aiwatar da bushewar halitta.

Don takardar canja wurin alamar ruwa mai iya peelable, bushe shi ta dabi'a sannan a saka shi a cikin tanda don bushewa don inganta saurin mannewa hoto da rubutu. Yanayin bushewa yana kusa 100 °C. Domin akwai wani Layer na varnish mai kariya a saman takardar canja wurin alamar ruwa mai peelable, babu buƙatar kariya ta feshi. Duk da haka, babu wani Layer na kariya a saman takardar canja wurin alamar ruwa mai narkewa. Ana buƙatar fesa shi da varnish bayan bushewa na halitta, kuma UV varnish ya kamata a warke da injin warkewa.

Lokacin fesa varnish, dole ne ku kula don hana ƙura daga faɗuwa a saman, in ba haka ba, bayyanar samfurin za a yi tasiri sosai. Ana samun kulawar kauri mai rufi ta hanyar daidaita danko da fesa adadin varnish. Yin feshi da yawa zai haifar da rashin daidaituwa cikin sauƙi. Don substrates tare da babban wurin canja wuri, Yin amfani da bugu na allo don glazing na iya samun sutura mai kauri, wanda kuma matakin kariya ne mai inganci.

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