1. Kafin a fara maganiDomin cire mai da ba dole ba, ragowar walda, da datti daga saman abin da ke shiga jikin abin hawa daga masana'antar jiki, an saka fim ɗin zinc phosphate (3~5)㎛) ana shafa shi a saman jiki don ƙara mannewa yayin rufewa (ƙarƙashin murfin lantarki). Don manufar kariyar tsatsa a jikin mota.
- Tsaftacewa Kafin A Yi: Bayan an haɗa gawar, ana wanke ta da ruwa kafin a shafa mai a babban wurin.
- Babban mai: Yana cire mai daga jikin mota.
- Kurkura sharaɗi: Wani maganin magani wanda ke ɗauke da titanium a matsayin babban sashi, yana ƙirƙirar adadi mai yawa na colloids akan saman ƙarfe don ƙara yawan amsawar samar da fim ɗin zinc phosphate mai yawa don samar da lu'ulu'u masu kyau da yawa.
- Fim ɗin phosphate na Zinc: Ana amfani da fim ɗin phosphate na zinc don ƙarfafa mannewar murfin da ke ƙarƙashinsa da kuma hana lalatawa.
1) Ƙarfe yana farawa daga ɓangaren anode na takardar ƙarfe a cikin maganin shafawa
2) Dangane da wutar lantarki ta tsatsa, ana amfani da cations a cathode, kuma pH na haɗin yana ƙaruwa.
3) Colloid da ke saman ya zama tsakiya kuma ya yi lu'ulu'u
- Busar da murhu a cikin ruwa: Tsarin cire danshi gaba ɗaya daga cikin substrate bayan an kammala aikin kafin a yi amfani da shi.
※ Canja wurin zafi da bushewa a busar da hannu
Bayan rufe jikin da fim ɗin zinc phosphate (), a wanke shi da ruwa a busar da shi da hannu. Busar da hannu tsari ne na cire danshi gaba ɗaya daga abin da za a shafa sannan a yi aikin fenti na gaba. Ɗaga zafin jiki don ƙafe danshi ta hanyar canja wurin zafi. Busarwa (ƙafewa) wani lamari ne da ke faruwa lokacin da zafin saman da ke taɓawa ya yi ƙasa da wurin tafasa kuma matsin yanayi ya yi ƙasa da matsin tururi. Canjin lokaci zai faru. Zafin jiki da lokacin da ake buƙata don busar da tanda da aka yanke da hannu ya bambanta dangane da abu, kauri, da siffar abin da za a shafa. Yawanci, mintuna 10 a 120 ~ 150℃ abu ne da ya zama ruwan dare, kuma dalilin ɗaga zafin jiki shine don ƙara matsin lamba na tururi na ruwa wanda ya dace da wannan zafin jiki da kuma bushewa da sauri ta hanyar samar da ƙarin makamashin zafi. A wannan lokacin, bai kamata a sami canjin ƙarfe ko sinadarai ba saboda zafin jiki.
1,Tsarin rage wutar lantarkiTsarin samar da fim ɗin rufewa a ciki/waje na jikin abin hawa ta hanyar amfani da electrophoresis ta hanyar wutar lantarki bayan an nutsar da jikin abin hawa a cikin fenti mai nuna wutar lantarki, don hana tsatsa a jikin abin hawa
- Zane-zanen Elektrodeposition: Zane-zanen Elektrodeposition tsari ne na fenti wanda ake haɗa fenti ta hanyar lantarki ta hanyar nutsar da jikin motar a cikin ruwan fenti da kuma kwararar anode ko cathode ta cikin jikin motar. Duk da haka, hanya ce da ta dace da samar da kayan aiki da yawa, kuma yana da wuya a sake fenti da zarar an haɗa fim ɗin rufi kuma wutar lantarki ba ta gudana ba.
- Kurkurewar DI
- Busar da Wutar Lantarki ta Wutar Lantarki: Don shafa fenti na cationic electrodeposition, waɗanda galibi ake amfani da su, ana amfani da tanda mai busar da zafi saboda fim ɗin da aka ajiye a saman yana laushi ta hanyar ruwan zafi ta hanyar haɗakar zafi (warkar da zafi). Zafin jiki da lokacin da ake buƙata don warkar da zafi ya bambanta dangane da kayan, kauri, da siffar abin da za a rufe. Idan akwai wani abu mai sirara mai rufi, zafin saman shine 200-210°C kuma zafin tanda mai warkar shine 210-230°C, kuma lokacin dumama gabaɗaya shine mintuna 20-30 a jimilla na mintuna 10 ko fiye don lokacin dumama abin da za a rufe da lokacin riƙewa 200-210°C.
- Gogewar lantarki: Niƙa sassan saman da ke da kauri da kuma fitowa don su yi laushi.
2, Fentin Rabin Hanya: Wannan ita ce hanyar shafa fenti, wadda galibi ake kira da primer. Yana tsaftace saman ta yadda saman zai manne sosai kuma yana taka rawa wajen inganta juriyar tsatsa. Ina amfani da launi daban-daban don tsakiya don daidaita launin saman.
- Tsarin tsaka-tsaki
- Madatsar busarwa matsakaiciya
3, babban riga: Tsarin shafa launin abin hawa da kuma kammala shi da fenti mai haske. Kwanan nan, saboda ƙa'idodin muhalli, da sauransu, ana amfani da fenti masu dacewa da muhalli (ƙarancin abubuwan da ke canzawa) a hankali. Ana sharewa bayan an gama shafa fenti
- tsarin saman gashi
- Tanderun busarwa ta saman rufin
※ Canja wurin zafi a cikin wutar lantarki/madarar dumama da bushewa ta tsakiya/saman
A cikin tanda mai busarwa, ana canja zafi zuwa saman da aka fenti ta hanyoyi biyu.
Convection: Domin samun sauƙin isa ga zafin zafin zafi na fim ɗin rufewa, ana buƙatar iska mai sauri, kuma ana samun convection mai sauri ta hanyar zagayawa da iska mai zafi a cikin tanda mai bushewa a cikin babban saurin iska (convection mai tilastawa).
Zafin da ke haskakawa: Ana dumama bangon zuwa digiri ɗari da yawa sama da zafin da ke wartsakewa na fim ɗin rufewa a cikin wani murhu na musamman da aka tsara, kuma ana watsa zafin da aka dumama zuwa saman da aka fentin kamar yadda murhu ke dumama jiki.
Lokacin Saƙo: Nuwamba-08-2022
