Nhanganyaya: Thermal transfer process, yakajairika mashandiro epamusoro ekurapa kwezvizoro zvekurongedza zvinhu, nekuti zviri nyore kudhinda, uye ruvara uye pateni zvinogona kugadzirwa.Inzira inodiwa nevaridzi vemhando.Zvinotevera zvinopepetwa naRB PACKAGE.Ngatigovane mamwe matambudziko akajairika emhando uye mhinduro pamwe nezvinofurira zvinhu zvekufambisa kwemafuta, kune yako referensi mune yekugovera ketani yeYoupin:
Kutamisa kupisa
Thermal transfer process inoreva bepa rekutamisa rakavharwa ne pigment kana dhayi sesvikiro, kuburikidza nekudziya, kudzvanya nedzimwe nzira dzekufambisa patani ye inki layer pane yepakati kuenda kunzira yekudhinda.Nheyo yakakosha yekutamisa kupisa ndeyekubata zvakananga iyo inki-yakavharwa yepakati neiyo substrate.Kuburikidza nekudziya uye kudzvanywa kwemusoro wekudhinda wethermal uye silinda ye impression, inki iri papakati inonyungudika uye yoendeswa kune substrate kuti iwane inodiwa Pachinhu chakadhindwa.
01Kufurira zvinhu zvekupisa kwekufambisa
1) Thermal kudhinda musoro
The thermal print head inonyanya kuumbwa nepamusoro inonamira firimu inodzivirira layer, yepasi inonamira firimu inodzivirira layer uye kupisa zvinhu.Iyo yekudziya chinhu ndeye conductive sirika skrini.Nerubatsiro rwekupisa kunoitwa nevoltage pulse, zvidimbu zvakakoshera zveinki layer ye graphic part inoiswa embossed uye inonyungudutswa kuti ipedze kuchinjisa inki.
Iko kudhinda kumhanya kwekupisa kwekushisa kunoenderana nenguva inodiwa kune yega yega mutsara wemifananidzo uye zvinyorwa.Naizvozvo, iyo yekupisa yekuchinjisa musoro uye bepa rekutamisa rinofanira kuve nekupisa kupisa kwakanaka, kuitira kuti kupisa kunogadzirwa nechinhu chekudziya kunogona kukurumidza kupfuura nepakati pekudzivirira, iyo yekuchinjisa bepa substrate uye gap uye pakupedzisira kusvika pamusoro peiyo substrate kuve nechokwadi. kuti inki ine Yakakwana yekufambisa nguva.
2) Ingi
Kuumbwa kweingi yekupisa yekupisa kunowanzo kuita zvikamu zvitatu: pigment (pigment kana dhayi), wakisi nemafuta, pakati payo wakisi ndicho chinhu chikuru cheingi yekupisa yekupisa.Iko kuumbwa kweiyo general thermal transfer inki inogona kureva Tafura 1.
Tafura 2 muenzaniso weiyo skrini inodhinda kupisa kutamisa inki kuumbwa.N-methoxymethyl polyamide inonyungudutswa mu benzyl doro, toluene, ethanol nezvimwe zvinonyungudutsa, pigment isingadziviriri uye bentonite zvinowedzerwa kuti zvikuchidzire, zvobva zvaitwa pasi muScreen printing inki.Iyo inki inodhindwa pane inotakura (senge bepa rekutamisa rinopisa) uchishandisa nzira yekudhinda skrini, uyezve jira rinodzvanywa nemafuta uye rotamiswa.
Paunenge uchidhinda, iyo viscosity yeingi dzakasiyana inoenderana zvakananga nekupisa kwekupisa, uye tembiricha yekudziya uye viscosity yeinki inofanira kunyatsodzorwa.Kudzidzira kwakaratidza kuti kana tembiricha yekudziya iri 60～100 ℃, kana inki yanyungudutswa, viscosity kukosha kweinki inotsiga pakusvika 0.6 Pa·s, inova ndiyo yakanyanya kunaka.Kazhinji kutaura, iyo inki iri pedyo kune iyi nyika, zviri nani kutamisa kuita.
Mumakore achangopfuura, nekuvandudzwa kweshanghai rainbow package tekinoroji, tembiricha yekuchengetera yezvigadzirwa zvakadhindwa yakawedzera kubva kune yekutanga 45 ℃ kusvika 60 ℃, iyo yakawedzera zvakanyanya huwandu hwemashandisirwo ekutamisa kupisa.Mukuwedzera, kushandiswa kwemavara akajeka kana madhayi akajeka anopa maitiro akanaka ehue kune mavara ekudhinda.
3) Kutamisa midhiya
Ma substrates akasiyana ane zvimiro zvakasiyana, saka pakusarudza pepa rekufambisa, unofanirwa kuterera kune zvinotevera referensi zvinhu zve substrate.
①Kuita muviri
Zvimiro zvepapepa rekufambisa zvinoratidzwa muTafura 3.
Izvo zviri pamusoro ndizvo zvimiro zvematatu ekupisa ekufambisa mapepa substrates.Zvinhu zvitatu zvinotevera zvinogona kutariswa pakusarudza:
Ukobvu hweiyo substrate kazhinji haifanire kunge yakakura kupfuura 20 μm;
Iyo substrate inofanira kuva nehupamhi hwepamusoro hwekutsetseka kuti ive nechokwadi chekufambisa kweinki;
Iyo substrate inofanirwa kuve nesimba rakakwana kuti ive nechokwadi chekuti haizobvamburwa panguva yekuchinjisa mapepa ekugadzirisa uye kudhinda.
②Chemical properties
Yakanaka uye kunyange inki adhesion zviratidzo zviviri zvakakosha zvemakemikari eiyo substrate bepa rekufambisa.Mukugadzira, makemikari ehupfumi ekufambisa bepa anokanganisa zvakananga kunaka kwekudhinda.Kana bepa rekutamisa risingakwanisi kuita kuti ingi ibatire zvakanaka, kana kuti huwandu hweinki husina hunyanzvi mukugadzirwa, zvinokonzeresa tsvina yekudhinda.Kudhinda kwakanaka uye kudhinda kwakanaka kunofanirwa kunge kwakavakirwa pakubata kwakanaka kwemakemikari epapepa rekutamisa.
③Kuita zvakanaka kwekupisa
Sezvo nzira yekufambisa ichizadzikiswa nenzira dzekushisa kwepamusoro, zvinhu zvebepa rekutamisa zvinofanirwa kushingirira kupesvedzera tembiricha yekutamisa uye kuchengetedza zvimiro zvisina kushanduka.Kazhinji kutaura, kana kupisa kwekuita kweiyo substrate yebepa rekufambisa kwemafuta kwakanaka kunogona kuratidzwa nezvinhu zvinotevera:
Iyo yakaderera kupikisa kupisa kweiyo substrate inodzivirira kupisa, iyo yakaonda iyo ukobvu, zviri nani kutamisa kupisa, uye zvirinani kuita kwayo kupisa;
Smoothness Iyo inotsvedzerera iyo substrate pamusoro, iyo yakaderera kupisa kwekudzivirira uye zviri nani kupisa kwekuita;
Tembiricha yemusoro inodzivirira kupisa inodzivirira kupisa kunowanzo kutenderedza 300 ℃, uye iyo substrate inofanirwa kukwanisa kuona kuti kuita kukuru hakuchinje pakupisa uku.
4) Substrate
Masubstrates ane zvishoma rough surface ane zvirinani kudhinda mhando, inova chinhu chakakosha chekufambisa kwemafuta.Nemhaka yokuti nzvimbo yakaoma ye substrate inoratidza kuti substrate ine simba guru repamusoro, iyo inki papepa rekutamisa inogona kuendeswa kune substrate zvakanaka, uye chiyero chakanaka uye inzwi rinogona kuwanikwa;asi zvakakasharara zvinokanganisa kunaka kweinki Kutamiswa kwakajairika hakubatsiri pakuzadzikiswa kwekudhinda.
02Kukundikana kwehutano hwakajairika
1) Patani inooneka pane yakazara vhezheni
Phenomenon: Mavara uye mapatani anooneka pane yakazara peji.
Zvikonzero: inki viscosity yakaderera, squeegee angle haina kunaka, inki yekuomesa tembiricha haina kukwana, static magetsi, nezvimwe.
Kubvisa: wedzera viscosity, gadzirisa kona ye scraper, kuwedzera tembiricha yevheni, uye pre-jasi iyo electrostatic agent kumashure kwefirimu.
2) Kurara
Phenomenon: Mitsetse yakaita seComet inoonekwa kune rumwe rutivi rwepateni, kazhinji ichionekwa painki chena uye pamucheto wepateni.
Zvikonzero zvikuru: inki pigment zvimedu zvakakura, iyo inki haina kuchena, iyo viscosity yakakwirira, static magetsi, nezvimwe.
Kubvisa: sefa iyo inki uye bvisa iyo squeegee kuderedza kusungwa;ingi chena inogona kurodzwa kare kuti ibate firimu nemagetsi, shandisa zvimiti zvakarodzwa kukwenya pakati pekusvina nendiro, kana kuwedzera electrostatic agent.
3) Kunyoreswa kwemavara asina kunaka, kuburitsa pasi
Phenomenon: Kutsauka kwemavara eboka kunoitika kana akati wandei mavara akaiswa pamusoro, kunyanya paruvara rwekumashure.
Zvikonzero zvikuru: muchina pachawo hauna kunyatsojeka uye kushanduka;kugadzira ndiro isina kunaka;kuwedzera kusina kunaka uye kuderera kwemuvara wemuvara.
Usasanganise: shandisa strobe light kunyoresa nemaoko;gadzira zvakare ndiro;kuwedzera uye kubvumirana pasi pesimba rekuonekwa kwemaitiro emuenzaniso, kana kuti pasina kuchena-kubvisa muchikamu chiduku chemuenzaniso.
4) Iyo inki haina kujeka
Phenomenon: Mask inooneka pafirimu rakadhindwa.
Chikonzero: Iyo scraper inobata yakasununguka;marongerwo haana kuchena.
Kubvisa: gadzirisa zvakare scraper uye gadzirisa mubati webanga;chenesa ndiro yekudhinda ne decontamination powder kana zvichidiwa;isa reverse air supply pakati peplate uye scraper.
5) Muvara wekudhinda unodonha
Phenomenon: Kupepeta kwemavara kunoitika munzvimbo yenzvimbo yemapeteni akakura, kunyanya pafirimu rekutanga regirazi rakadhindwa uye simbi isina tsvina.
Zvikonzero: ruvara rwemuvara pacharwo runoputirwa kana rwakadhindwa pafirimu yakagadzirwa;static magetsi;iyo inki layer yakakora uye haina kukwana kuomeswa.
Kubvisa: Wedzera kupisa kwevheni uye kuderedza kukurumidza.
6) Kutsanya kwakashata panguva yekufambisa
Phenomenon: Rudzi rweruvara rwakatamiswa pane substrate rinodhonzwa zviri nyore ne tepi inoshandiswa kuyedza.
Chikonzero: kupatsanurwa kusina kunaka kana kutsigira, kunyanya nekuti kutsigirwa hakuenderane ne substrate.
Kubvisa: Dzorerazve kusunungura adhesive (kana zvichidikanwa, ita zvigadziriso);tsiva chinonamira chekumashure chinoenderana nehwaro zvinhu.
7) Anti-sticky
Phenomenon: Iyo inki layer inodonha panguva yekudzoreredza, uye ruzha rwakanyanya.
Zvikonzero: kunyanya kupeta mhepo, kuomesa inki isina kukwana, yakawandisa label panguva yekuongorora, tembiricha yakashata yemukati uye hunyoro, magetsi akamira, kumhanya kwakanyanyisa kudhinda, nezvimwe.
Kubvisa: Deredza kutenderera kwemhepo, kana kudzikisa zvakafanira kumhanya kwekudhinda kuita kuti kuomeswa kupedze, kudzora tembiricha yemukati uye hunyoro, uye pre-jasi iyo electrostatic agent.
8) Drop point
Phenomenon: Kushaikwa madotsi akanaka (akafanana nemadotsi asingakwanise kudhindwa) anooneka pawebhu isina kudzika.
Chikonzero: Ingi haikwire.
Kubvisa: Chenesa dhizaini, shandisa electrostatic suction roller, kudzamisa madots, gadzirisa kudzvanywa kweiyo squeegee, uye zvakakodzera kuderedza viscosity yeinki pasina kukanganisa mamwe mamiriro.
9) Goridhe, sirivheri, uye pearlescent inoratidzika eorange peel-yakafanana ripples panguva yekudhinda
Phenomenon: Ndarama, sirivheri, uye pearl kazhinji ane orange peel-like ripples panzvimbo huru.
Chikonzero: Goridhe, sirivha, uye pearlescent zvidimbu zvakakura uye hazvigone kuparadzirwa zvakaenzana mutireyi yeinki, zvichikonzera kusaenzana.
Kubvisa: Ingi isati yadhindwa, ingi inofanira kuenzana, uye ingi inofanira kuiswa patireyi yeinki nepombi, uye chubhu inofuridza yepurasitiki inofanira kuiswa patireyi yeinki;kuderedza kumhanya kwekudhinda.
10) Kutadza kuberekana kwematanho ekudhinda
Phenomenon: Mapeteni ane giredhisheni yakakurisa (senge 15% - 100%) kazhinji inotadza kudhinda muchikamu chechiedza che mesh, kusakwana kukwana muchikamu chetini yakasviba, kana mibatanidzwa iri pachena muchikamu chetini yepakati.
Chikonzero: Kuchinja kwemadotsi kwakakura zvakanyanya, uye inki yekunamatira kufirimu haina kunaka.
Kubvisa: shandisa electrostatic suction roller;patsanura kuita mahwendefa maviri.
11) Kupenya pachinhu chakadhindwa kwakareruka
Phenomenon: Rudzi rwechigadzirwa chakadhindwa rakareruka kupfuura sampuli, kunyanya kana uchidhinda sirivheri.
Chikonzero: inki viscosity yakaderera.
Usasanganise: kuwedzera inki mbishi kuti uwedzere inki viscosity kune yakafanira mari.
12) Mavara machena ane mipendero yakakombama
Phenomenon: Jagged micheto inowanzoonekwa pamicheto yezvinyorwa zvinoda kuchena kwepamusoro.
Zvikonzero: zvimedu uye pigment yeinki hazvina kunaka zvakakwana;iyo viscosity yeinki yakaderera, nezvimwe.
Rega: rodza banga kana kuwedzera additives;gadzirisa angle ye squeegee;kuwedzera viscosity yeinki;shandura ndiro ye electro-engraving kune laser plate.
13) Kupfeka kusina kuenzana kwefirimu ye-pre-coating yesimbi isina tsvina (silicone coating)
Iyo pretreatment yefirimu (silicon coating) inowanzoitwa isati yadhinda simbi isina tsvina yekufambisa firimu, kuitira kuti dambudziko rekusachena kupepeta kweinki layer panguva yekuchinjisa inogona kugadziriswa (iyo inki layer iri pafirimu kana tembiricha. iri pamusoro pe145°C).Kuomerwa nekupenengura).
Izvo zviri pamusoro ndizvo zvimiro zvematatu ekupisa ekufambisa mapepa substrates.Zvinhu zvitatu zvinotevera zvinogona kutariswa pakusarudza:
Ukobvu hweiyo substrate kazhinji haifanire kunge yakakura kupfuura 20 μm;
Iyo substrate inofanira kuva nehupamhi hwepamusoro hwekutsetseka kuti ive nechokwadi chekufambisa kweinki;
Iyo substrate inofanirwa kuve nesimba rakakwana kuti ive nechokwadi chekuti haizobvamburwa panguva yekuchinjisa mapepa ekugadzirisa uye kudhinda.
②Chemical properties
Yakanaka uye kunyange inki adhesion zviratidzo zviviri zvakakosha zvemakemikari eiyo substrate bepa rekufambisa.Mukugadzira, makemikari ehupfumi ekufambisa bepa anokanganisa zvakananga kunaka kwekudhinda.Kana bepa rekutamisa risingakwanisi kuita kuti ingi ibatire zvakanaka, kana kuti huwandu hweinki husina hunyanzvi mukugadzirwa, zvinokonzeresa tsvina yekudhinda.Kudhinda kwakanaka uye kudhinda kwakanaka kunofanirwa kunge kwakavakirwa pakubata kwakanaka kwemakemikari epapepa rekutamisa.
③Kuita zvakanaka kwekupisa
Sezvo nzira yekufambisa ichizadzikiswa nenzira dzekushisa kwepamusoro, zvinhu zvebepa rekutamisa zvinofanirwa kushingirira kupesvedzera tembiricha yekutamisa uye kuchengetedza zvimiro zvisina kushanduka.Kazhinji kutaura, kana kupisa kwekuita kweiyo substrate yebepa rekufambisa kwemafuta kwakanaka kunogona kuratidzwa nezvinhu zvinotevera:
Iyo yakaderera kupikisa kupisa kweiyo substrate inodzivirira kupisa, iyo yakaonda iyo ukobvu, zviri nani kutamisa kupisa, uye zvirinani kuita kwayo kupisa;
Smoothness Iyo inotsvedzerera iyo substrate pamusoro, iyo yakaderera kupisa kwekudzivirira uye zviri nani kupisa kwekuita;
Tembiricha yemusoro inodzivirira kupisa inodzivirira kupisa kunowanzo kutenderedza 300 ℃, uye iyo substrate inofanirwa kukwanisa kuona kuti kuita kukuru hakuchinje pakupisa uku.
Phenomenon: Pane mitsetse, filaments, nezvimwewo pafirimu.
Chikonzero: Kusakwana kwekushisa (kusakwana kuparara kwesilicon), chikamu chisina kunaka chezvinonyungudutsa.
Usasanganise: Wedzera kutonhora kwevheni kusvika pakukwirira kwakagadziriswa.
Iyo kambani Shanghai Rainbow Industrial Co., Ltdndiye mugadziri, Shanghai muraraungu package Ipa one-stop cosmetic packaging.Kana iwe uchida zvigadzirwa zvedu, unogona kutibata,
Webhusaiti:www.rainbow-pkg.com
Email: Bobby@rainbow-pkg.com
WhatsApp: +008613818823743
Nguva yekutumira: Oct-25-2021