A blockage na anilox abin nadi Kwayoyin ne ainihin mafi m topic a cikin yin amfani da anilox rollers, da manifestations sun kasu kashi biyu lokuta: da surface blockage na anilox abin nadi.Hoto.1) da kuma toshewar ƙwayoyin nadi na anilox (Hoto. 2).
Hoto .1
Hoto .2
A hankula flexo tawada tsarin kunshi wani tawada dakin (rufe tawada tsarin ciyar), anilox abin nadi, farantin Silinda da substrate. ɗigon farantin karfe da saman ƙasan don samun kwafi masu inganci. A cikin wannan hanyar canja wurin tawada, ƙimar canja wurin tawada daga mirgine anilox zuwa saman farantin yana kusan 40%, Canja wurin tawada daga farantin zuwa ƙasa shine kusan 50%, ana iya ganin cewa irin wannan hanyar canja wurin tawada ba sauƙin canja wurin jiki bane. amma tsari mai rikitarwa wanda ya haɗa da canja wurin tawada, bushewar tawada, da sake wartsake tawada; Yayin da saurin bugu na na'urar buga flexo ke samun sauri da sauri, wannan tsari mai rikitarwa ba kawai zai zama mai rikitarwa ba, amma har ma da yawan sauye-sauye a cikin hanyar tawada zai zama sauri da sauri; Abubuwan da ake buƙata don kayan jiki na ramukan kuma suna karuwa da girma.
Ana amfani da polymers tare da tsarin haɗin giciye a cikin tawada, irin su polyurethane, resin acrylic, da dai sauransu, don inganta mannewa, juriya na abrasion, juriya na ruwa da juriya na sinadarai na Layer tawada. Tun da yawan canja wurin tawada a cikin ƙwayoyin nadi na anilox shine kawai 40%, Wato, yawancin tawada a cikin sel a zahiri yana zama a ƙasan sel yayin aikin bugu gaba ɗaya. Ko da an maye gurbin wani ɓangare na tawada, yana da sauƙi don sa tawada ya cika a cikin sel. Ana yin haɗe-haɗe na resin a saman ƙasa, wanda ke haifar da toshewar sel na lissafin anilox.
Yana da sauƙin fahimtar cewa an katange saman abin nadi na anilox. Gabaɗaya, ana amfani da abin nadi na anilox ba daidai ba, ta yadda tawada ya warke kuma a haɗe shi a saman abin nadi na anilox, yana haifar da toshewa.
Domin anilox yi masana'antun, da bincike da kuma ci gaban yumbu shafi fasaha, da inganta Laser aikace-aikace fasahar, da kuma inganta yumbu surface jiyya fasahar bayan engraving na anilox Rolls iya rage clogging na anilox yi Kwayoyin. A halin yanzu, hanyoyin da aka saba amfani da su shine rage nisa na bangon raga, inganta santsi na bangon ciki na raga, da kuma inganta haɓakar murfin yumbura. .
Ga kamfanonin bugu, saurin bushewar tawada, da ƙarfi, da nisa daga wurin squeegee zuwa wurin bugu kuma ana iya daidaita su don rage toshewar ƙwayoyin nadi na anilox.
Lalata
Lalata yana nufin abin da ke faruwa na ma'ana-kamar protrusions akan saman abin nadi na anilox, kamar yadda aka nuna a cikin Hoto 3. Lalacewar lalacewa ta haifar da wakili mai tsaftacewa yana kutsawa cikin ƙasan Layer tare da ratar yumbu, lalata ƙasan ƙarfe tushe nadi, da kuma karya yumbu Layer daga ciki, haifar da lalacewa ga anilox roller (Hoto 4, Hoto 5).
Hoto 3
Hoto 4
Hoto na 5 lalata a ƙarƙashin microscope
Dalilan samuwar lalata sune kamar haka:
① Ƙaƙƙarfan rufin suna da girma, kuma ruwa zai iya isa ga abin nadi na tushe ta hanyar pores, haifar da lalata na abin nadi.
② Yin amfani da dogon lokaci na abubuwan tsaftacewa kamar acid mai ƙarfi da alkalis mai ƙarfi, ba tare da shawa mai dacewa da bushewar iska ba bayan amfani.
③ Hanyar tsaftacewa ba daidai ba ne, musamman a cikin tsaftacewa na kayan aiki na dogon lokaci.
④ Hanyar ajiya ba daidai ba ne, kuma an adana shi a cikin yanayi mai laushi na dogon lokaci.
⑤ Ƙimar pH na tawada ko ƙari ya yi girma sosai, musamman tawada mai tushen ruwa.
⑥ An yi amfani da abin nadi na anilox a lokacin shigarwa da ƙaddamarwa, yana haifar da canji na yumbu Layer rata.
Sau da yawa ana yin watsi da aikin farko saboda dogon lokaci tsakanin farawar lalata da kuma lalacewa daga ƙarshe ga nadi na anilox. Saboda haka, bayan gano abin al'ajabi na jakunkuna na yumbu anilox abin nadi, ya kamata ka tuntuɓi yumbu anilox abin nadi a cikin lokaci don bincika dalilin baka.
Karar dawafi
Scratches na anilox rolls sune mafi yawan matsalolin da suka shafi rayuwar anilox rolls.(siffa 6)Shi ne saboda barbashi tsakanin anilox abin nadi da likita ruwa, karkashin mataki na matsa lamba, karya surface tukwane na anilox abin nadi, da kuma bude sama da dukan raga ganuwar a cikin bugu Gudun shugabanci samar da wani tsagi. Ayyukan da aka yi akan bugu shine bayyanar layin duhu.
Hoto na 6 Anilox roll tare da karce
Babban matsalar karce shine canjin matsa lamba tsakanin ruwan likita da abin nadi na anilox, ta yadda ainihin matsi na fuska da fuska ya zama matsa lamba na gida; kuma babban saurin bugawa yana haifar da matsin lamba ya tashi sosai, kuma ikon lalata yana da ban mamaki. (Hoto na 7)
Hoto na 7 masu tsauri
Gabaɗaya tagulla
ƙananan raunuka
Gabaɗaya, dangane da saurin bugu, za a yi ɓarnar da ke shafar bugu a cikin mintuna 3 zuwa 10. Akwai abubuwa da yawa da ke canza wannan matsa lamba, galibi daga bangarori da yawa: nadi na anilox kanta, tsaftacewa da kula da tsarin ruwan likita, inganci da shigarwa da amfani da ruwan likita, da kuma lahani na kayan aiki.
1.Anilox roller kanta
(1) Jiyya na yumbu anilox abin nadi bai isa ba bayan zane, kuma saman yana da wuya kuma yana da sauƙi don karewa da scraper da ruwa na scraper.
Alamar lamba tare da abin nadi na anilox ya canza, ƙara matsa lamba, ninka matsa lamba, da karya raga a cikin yanayin aiki mai sauri.
Fuskar abin nadi da aka yi a ciki yana yin karce.
(2) Ana yin layi mai zurfi mai zurfi a yayin aikin gogewa da kuma niƙa mai kyau. Wannan yanayin gabaɗaya yana wanzuwa lokacin da aka isar da lissafin anilox, kuma layin da aka goge ba ya shafar bugu. A wannan yanayin, ana buƙatar tabbatar da bugu akan injin.
2.tsaftacewa da kula da tsarin ruwa na likita
(1) Ko an gyara matakin ledar likitan ɗakin ɗakin, ruwan likitan ɗakin da ba shi da kyau zai haifar da matsi mara daidaituwa. (Hoto na 8)
Hoto 8
(2) Ko dakin likitan likita ya ajiye shi a tsaye, dakin tawada mara tsaye zai kara ma'aunin ruwan ruwan. Mahimmanci, kai tsaye zai haifar da lalacewa ga abin nadi na anilox. Hoto 9
Hoto 9
(3) Tsabtace tsarin tsaftar ruwan likita na dakin yana da matukar muhimmanci, Hana kazanta daga shiga tsarin tawada, wanda ya makale a tsakanin ruwan likita da abin nadi na anilox. yana haifar da canje-canje a matsin lamba. Busasshen tawada kuma yana da haɗari sosai.
3.The shigarwa da kuma amfani da likita ruwa
(1) Shigar da ledar likitan ɗakin ɗaki daidai don tabbatar da cewa ruwan bai lalace ba, ruwan ya miƙe ba tare da igiyoyin ruwa ba, kuma an haɗa shi daidai da mariƙin ruwa, kamar su.
Kamar yadda aka nuna a hoto na 10, tabbatar da kiyaye matsa lamba har ma a saman abin nadi na anilox.
Hoto 10
(2) Yi amfani da kayan shafa masu inganci. Ƙarfe mai inganci yana da tsari mai mahimmanci, kamar yadda aka nuna a cikin Hoto 11 (a), bayan lalacewa The barbashi suna da ƙananan kuma uniform; tsarin kwayoyin halitta na ƙananan ƙarfe mai ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙarfe ba su da ƙarfi sosai, kuma barbashi suna da girma bayan lalacewa, kamar yadda aka nuna a cikin Hoto 11 (b) da aka nuna.
Hoto 11
(3) Maye gurbin wukar ruwa a cikin lokaci. Lokacin maye gurbin, kula don kare gefen wuka daga yin karo. Lokacin canza lambar layin daban na abin nadi na anilox, dole ne ka maye gurbin wukar ruwa. Matsayin lalacewa na abin nadi na anilox tare da lambobin layi daban-daban ba daidai ba ne, kamar yadda aka nuna a cikin Hoto 12, hoton hagu shine ƙananan layin lambar allon Nika na wukar ruwa a kan wukar ruwa Yanayin fuskar ƙarshen lalacewa, hoto akan dama yana nuna yanayin fuskar ƙarshen sawa na babban layin kirga anilox abin nadi zuwa wukar ruwa. Fuskar lamba tsakanin ruwan likita da abin nadi na anilox tare da matakan lalacewa marasa daidaituwa yana canzawa, yana haifar da canjin matsa lamba da karce.
Hoto 12
(4) Matsi na squeegee ya kamata ya zama haske, kuma matsananciyar matsa lamba na squeegee zai canza wurin lamba da kusurwar squeegee da anilox roller, kamar yadda aka nuna a cikin Hoto 13. Yana da sauƙi don shigar da ƙazanta, da kuma shigar da shi. ƙazanta za su haifar da karce bayan canza matsa lamba. Lokacin da aka yi amfani da matsa lamba mara ma'ana, za a sami wutsiyoyi na ƙarfe da aka sawa a kan ɓangaren giciye na ɓangarorin da aka maye gurbinsu Hoto 14. Da zarar ya faɗi, yana kamawa tsakanin abin da aka goge da abin nadi na anilox, wanda zai iya haifar da karce a kan abin nadi na anilox.
Hoto 13
Hoto 14
4.matsalolin ƙira na kayan aiki
Har ila yau, kurakuran ƙira na iya haifar da ɓarna a sauƙaƙe, kamar rashin daidaituwa tsakanin ƙirar toshe tawada da diamita na nadi na anilox. Tsarin da ba shi da ma'ana na kusurwar squeegee, rashin daidaituwa tsakanin diamita da tsayin abin nadi na anilox, da dai sauransu, zai kawo dalilai marasa tabbas. Ana iya ganin cewa matsalar tabarbarewar al'amuran da'irar anilox roll tana da rikitarwa sosai. Kula da canje-canje a cikin matsa lamba, tsaftacewa da kiyayewa akan lokaci, zabar madaidaicin gogewa, da kyawawan halaye masu kyau da tsari na iya rage matsalar fashewa.
karo
Ko da yake taurin yumbu yana da girma, kayan aiki ne masu gatsewa. A ƙarƙashin tasirin ƙarfin waje, yumbura suna da sauƙin faɗuwa kuma suna samar da ramuka (Hoto 15). Gabaɗaya, bumps suna faruwa lokacin lodi da saukar da rollers anilox, ko kayan aikin ƙarfe sun faɗi daga saman abin nadi. Yi ƙoƙarin kiyaye tsabtar muhallin bugu, kuma guje wa tara ƙananan sassa a kusa da injin bugu, musamman kusa da tiren tawada da abin nadi na anilox. Ana ba da shawarar yin aiki mai kyau na anilox. Kariyar da ta dace na abin nadi don hana ƙananan abubuwa faɗuwa da karo tare da abin nadi na anilox. Lokacin lodawa da sauke abin nadi na anilox, ana ba da shawarar kunsa shi da murfin kariya mai sassauƙa kafin aiki.
Hoto na 15
Lokacin aikawa: Fabrairu-23-2022