Menene halayen firinta na thermal?

An yi amfani da firintocin thermal shekaru da yawa, amma ba a yi amfani da su ba don buga lambar lamba masu inganci har zuwa farkon shekarun 1980.Ka'idar tathermal printersshi ne a rufe wani abu mai launin haske (yawanci takarda) tare da fim mai haske, kuma a zafi fim din na wani lokaci don ya zama launin duhu (yawanci baki, amma kuma blue).Hoton an halicce shi ta hanyar dumama, wanda ke haifar da halayen sinadaran a cikin fim din.Ana aiwatar da wannan maganin a wani yanayin zafi.Babban yanayin zafi yana haɓaka wannan halayen sinadarai.Lokacin da zafin jiki ya kasance ƙasa da 60 ° C, yana ɗaukar lokaci mai yawa, har ma da shekaru da yawa, don fim ɗin ya zama duhu;lokacin da zafin jiki ya kai 200 ° C, ana kammala wannan amsa a cikin 'yan daƙiƙa kaɗan.Thethermal printerzaɓi yana dumama takarda mai zafi a wasu wurare, don haka yana samar da zane mai dacewa.Ana samar da dumama ta ƙaramin injin lantarki akan bugu wanda ke hulɗa da kayan da ke da zafi.Na'urar dumama dumama ana sarrafa ta ta hanyar dabara ta firinta a cikin nau'i na dige-dige murabba'i ko tube.Lokacin da aka tuƙi, ana samar da hoto mai dacewa da kayan dumama akan takarda mai zafi.
Irin wannan dabarar da ke sarrafa kayan dumama kuma tana sarrafa abincin takarda, yana ba da damar buga zane-zane a kan dukkan lakabin ko takardar.Mafi yawan firinta na thermal yana amfani da kafaffen kan bugu tare da matrix dige mai zafi.Shugaban bugu da aka nuna a cikin wannan adadi yana da dige-dige murabba'i 320, kowannensu yana da 0.25mm × 0.25mm.Yin amfani da wannan matrix dige, firinta na iya bugawa akan kowane matsayi na takarda mai zafi.An yi amfani da wannan fasaha akan firintocin takarda damasu bugawa.Yawancin lokaci, ana amfani da saurin ciyar da takarda na firinta na thermal azaman ma'aunin kimantawa, wato, gudun shine 13mm/s.Koyaya, wasu firintocin na iya bugawa sau biyu cikin sauri lokacin da aka inganta tsarin lakabin.Wannan aikin firinta na thermal abu ne mai sauƙi, don haka ana iya sanya shi ya zama firinta mai ɗaukar hoto mai ɗaukar hoto.Saboda tsari mai sassauƙa, ingancin hoto mai girma, babban gudu da ƙarancin farashi da firintocin zafi suka buga, alamun barcode ɗin da aka buga ta ba su da sauƙin adanawa a cikin yanayi sama da 60 ° C, ko fallasa ga hasken ultraviolet (kamar kai tsaye). hasken rana) na tsawon lokaci.ajiyar lokaci.Don haka, tambarin ma'aunin zafi yana yawanci iyakance ga amfanin cikin gida.