Nneɛma ahorow abien a ɛyɛ kɔla nsonsonoe a ɛyɛ nwonwa a ɛsɛ sɛ wuhu ma packaging printing .

Ɔhaw a ɛfa kɔla mu nsonsonoe a ɛwɔ nneɛma a wɔde ahyɛ mu no mu no ahaw adwumayɛfo a wotintim nhoma no. Wobetumi adi ɔhaw a ɛfa kɔla mu nsonsonoe ho no so yiye. Ɛyɛ susudua a ɛkyerɛ adwumakuw no nneɛma a wɔyɛ no yiye, din pa ne ahokokwaw a ɛwɔ Operation Master mu. Enti, ɔhaw ahorow a ɛsɛ sɛ nnwumakuw de wɔn adwene si so no.

Wɔakyekyɛ kɔla a wɔatintim no mu bɛyɛ sɛ nneɛma abien, biako kyerɛ sɛ: ade koro no ara a ɛyɛ ade a wɔde yɛ ade no, nanso wɔde kɔla a ɛyɛ nhwɛsode no kɔla. Mmienu kyerɛ: kɔla batch koro no ara wɔ hɔ kɔla, na ebi ne nhwɛsode no hyia, nanso ebinom ne nhwɛsode no nhyia.

Afei efi afã horow a edidi so yi mu no yɛpɛ sɛ yɛne wo susuw ho na yɛhwehwɛ mu.

Nea edi kan no, adeyɛ a edi kan (aduru koro no ara a ɛwɔ kɔla koro no ara, nanso ɛwɔ kɔla a ɛwɔ nhwɛsode no mu) .

1, Nnipa Nneɛma:

Na Captain no ahokokwaw no nni biribiara a ɔbɛyɛ, nanso ɛnam sɛ ɔhyɛnkafo no te nka sɛ n’asɛde te ase nti, efisɛ ade koro no ara a ɛyɛ ade no kɔla betumi ayɛ nea ɛkɔ so daa, a ɛkyerɛ sɛ ɔhyɛnkafo no ahokokwaw no nyɛ nea ɛba fam, nanso dɛn nti na ɛne nhwɛsode no nhyia akokoduru so sɛ wobetintim? Nea edi kan no, wode wo nsa hyɛ ase? Eyi yɛ Captain no asɛyɛde koraa. (na saa ara nso na ɛyi signature error no mfi mu, sɛ ɛte saa a, eyi ne nea ɔde ne nsa ahyɛ ase no ntease a ɛfa asɛyɛde ho no wɔ abusuabɔ bio).

2, krataa kɔla:

Krataa a ɛsono fitaa no wɔ nkɛntɛnso ahorow wɔ kɔla a ɛda adi wɔ printing ink layer no so. Esiane sɛ fitaa no ne tuntum, kɔkɔɔ, bruu anaa kɔkɔɔ ahorow a ɛwɔ ink no mu no yɛ pɛ nti, enti wɔ tintim no mu ɛmfa ho sɛ ink dodow te no, hue nsakrae, nanso ink ankasa no wɔ nsɛm bi a ɛda adi pefee, kɔla a ɛwɔ krataa fitaa mu nsonsonoe ahorow no nkɛntɛnso da adi, na ɛde kɔla ahorow ba. Wɔ bue mu no, ɛsɛ sɛ wode krataa koro no ara di dwuma. Esiane sɛ emu duru, ne kɛse, ne kɛse, ɛwom sɛ ɛyɛ pɛ de, nanso krataa no mu fitaa a wɔyɛ no, nsonsonoe bi bɛba, na ɛde kɔla a ɛwɔ ade a wɔatintim no kɔla mu aba. Enti ɛsɛ sɛ wode krataa fitaa koro no ara di dwuma sɛ krataa koro no ara a wɔatintim.

3, krataa a ɛhyerɛn ne nea ɛyɛ mmerɛw:

Sɛnea nkyerɛwee no hyerɛn no gyina sɛnea krataa no hyerɛn na ɛyɛ mmerɛw so. Offset kɔla tintim yɛ hann a ɛba krataa no ani, hann no pue kɔ onipa aniwa retina no so, ɛnam hann-nkwaboaa a ɛyɛ mmerɛw so ma wogye photosynthesis tom na wohu kɔla no. Sɛ krataa no mu hann ne nea ɛyɛ mmerɛw no yɛ kɛse a, kɔla a yehu no titiriw ne kɔla a ɛda adi wɔ ink no so, na kɔla a ɛyɛ hann titiriw no yɛ kɛse. Sɛ krataa no ani a ɛyɛ mmerɛw, ɛnyɛ hann a ɛba fam a, ɛbɛma hann a ɛwɔ kɔla hann titiriw no so atew, sɛnea ɛbɛyɛ a yɛn aniwa no bɛte nka sɛ kɔla a ɛwɔ nkyerɛwee no mu no te nka sɛ ɛyɛ hare. Wɔde densitometer susuw ink density koro no ara. Krataa a ɛhyerɛn a ɛyɛ mmerɛw, ɛyɛ den kɛse. Smoothness low gloss krataa a ɛwɔ density a ɛba fam.

4, a wɔatintim krataa no ani aduru:

Wɔatintim no wɔ sini no mu, polishing, calendering, ngo, tintim ne nneɛma afoforo a ɛwɔ soro no, hue nsakrae ahorow bɛba. Saa nsakrae yi bi ne honam fam nsakrae, nnuru mu nsakrae ahorow bi. Nipadua mu nsakrae no da adi titiriw wɔ ade no ani a ɛkɔ soro specular reflection, a ɛwɔ nkɛntɛnso pɔtee bi wɔ kɔla density so. Sɛ nhwɛso no, sini a ɛyɛ den, UV varnish, kalenda, ne nea ɛkeka ho, kɔla a ɛyɛ den no bɛkɔ soro. Sub-sub-Film, matte kɔla tintim wɔ kɔla density a ɛso tew so. Nnuru mu nsakrae titiriw fi gluu, varnish, UV ngo ne nea ɛkeka ho. Saa nneɛma yi wɔ nnuru ahorow pii, na ne nyinaa ma kɔla sesa wɔ ink no kɔla mu. Enti, sɛ packaging offset printing, printing process sɛ post-Press bi wɔ hɔ a, ɛsɛ sɛ wɔde honam fam ne nnuru mu nsakrae a ɛba bere a wɔatintim no akyi no susuw ho de kyerɛ printing ink density ne lab values.

5, dry density bo:

Offset printing product no akyi pɛɛ, ink no da so ara wɔ wet tebea mu, afei susuw density bo ne susuw bo akyi dry printed density no yɛ soronko. Wet high density, dry density value no sua, eyi ne adeyɛ a ɛyɛ dry-akyi density bo. Eyi te saa efisɛ ink a wɔatintim no nkyɛe no wɔ level bi a ɛyɛ level. Adwumayɛ a ɛwɔ ahwehwɛ no ani-gyina so no, ɛte sɛ nea ɛyɛ kɔla, ɛhyerɛn yiye. Sɛ ink layer no yɛ kusuu a, ɔfasu no wɔ diffuse reflection, abɔde mu hyerɛn no yɛ mmerɛw sen bere a wotintim no. Wɔ tintim a wɔtaa tintim no mu sɛnea ɛbɛyɛ a yɛbɛhwɛ sɛ batch products sɛnea ɛbɛyɛ yiye biara na yɛatew kɔla so no, yɛde wet density test kwan koro no ara di dwuma de di so. Ɛne sɛ, bere a edi kan a ade no yɛ nsu no, adetɔfo no de wɔn nsa hyɛ ase na ntɛm ara na wɔpene bo a wɔasusuw a ɛwɔ nsu a ɛyɛ nsu no mu ne L * A * b * bo no so. Sɛ wotintim ade no wie (wet state) wie a, sɛnea ɛyɛ den a edi kan a wɔasusuw no ne L * A * b * bo a ɛsom ma kɔla sohwɛ. Nokwarem no, sɛ wode densitometer a ɛwɔ polarizer afiri di dwuma a, ebetumi ayi ink layer no ani esiane hann a ɛda adi wɔ specular mu nti. Ɛsusuu nsuo a ɛyɛ nsuo no ne dry density no bɛn kakra, nanso ɛbɛtumi nso aboa ama kɔla a wɔde di dwuma no so ate.

6, Nhyɛso a wɔde tintim nhoma:

Printing pressure yɛ ink transfer tebea no mu biako, efisɛ printing plate no ani, blanket, ne nea ɛkeka ho no ntumi nyɛ petee koraa, krataa no ani yɛ nea wontumi nkwati sɛ ɛyɛ convex a ɛyɛ anifere anaasɛ ne kɛse nyɛ pɛpɛɛpɛ. Sɛ printing pressure no sua anaasɛ ɛnyɛ pɛpɛɛpɛ a, ink layer no taa yɛ phenomenon a ɛne hyerɛn a ɛnyɛ pɛpɛɛpɛ, enti adeyɛ a ɛho hia na ama wɔanya "mprɛnsa flat", a ɛhwehwɛ sɛ wotintim mprɛte no ani, blanket ne substrate na ɛkata so na ama woanya tebea a ɛyɛ petee kakra, sɛnea ɛbɛyɛ a ɛbɛyɛ teateaa layer of ink through a balanced printing pressure to get a more print to get a print to get a print to get a print to get a print to get a print to get a print to get a print to get a.

Sɛ printing pressure no nnɔɔso anaasɛ ɛnyɛ pɛpɛɛpɛ a, lining body ne printing plate no ani wɔ hɔ a ɛnyɛ yiye sɛ wobɛka ho a, ɛsɛ sɛ wo ma ink dodow no kɔ soro na ama woatumi adi layout inking visual effects no ho dwuma. Nanso, ɛnyɛ sɛ eyi bɛma ink a wɔde di dwuma no akɔ soro nko, na mmom ɛnyɛ den sɛ wobenya kɔla a wɔde tintim nhoma ne nea wɔde tintim nhoma a ɛho ntew, saa ara na "sanping" (roller ink, nsu a wɔde twitwiw, roller flat) a wɔde tintim nhyɛso a ɛyɛ pɛ na ɛkɔ so daa, sɛnea ɛbɛyɛ a wobesiw nhyɛso a ɛmfata a kɔla de ba no ano.

7, sɛ wobɛhu hann fibea no:

Ɛsɛ sɛ offset printing products wɔ color a wɔhwɛ no mu no nya hann fibea, hann biara ntumi nhu kɔla no, nanso sɛ hann fibea no nyɛ pɛ a, ɛnde kɔla nsonsonoe no bɛyɛ kɛse. Mpɛn pii no, yɛhwehwɛ kɔla a wɔhwɛ wɔ abɔde mu hann tebea mu (kyerɛ sɛ hann a ɛwɔ hɔ daa). Sɛ wode kanea a ɛyɛ mmerɛw di dwuma sɛ hann fibea kɔla a, ɛnde kɔla no bɛda adi sɛ ɛyɛ kɔkɔɔ, ɛyɛ den sɛ wubehu kɔla no pɛpɛɛpɛ, ade a etwa to no benya kɔla a ɛyɛ aniberesɛm. Nea ɛka ho no, hann ne hann a ɛwɔ anim no ahoɔden nso bɛka kɔla a wɔde kyerɛ no. Wɔ hann fibea koro no ara mu no, wɔde nhwɛsode no hyerɛn wɔ hann a ano yɛ den a ɛda adi no so, titiriw denam nhwɛsode no ne hann fibea no so de kyerɛ ɔkwan a ɛda ntam no. Ɛbɛn ahoɔden, ɛyɛ mmerɛw koraa. Enti, yɛtaa de yɛn adwene si nsɛntitiriw abien so wɔ adwuma awia anaa anadwo: biako ne sɛ yɛde hann fibea a ɛyɛ gyinapɛn bedi dwuma (asorɔkye 400-700 anaa nea ɛte saa), na biako nso ne sɛ yɛbɛma yɛn ani aku hann fibea no ahoɔden ne mframa a ɛbɔ no ho a ɛne no yɛ pɛ. Wɔ nneɛma a ɛwɔ kɔla a ɛkorɔn ho no, ɛsɛ sɛ wɔde ink nhwɛsode a wɔde tintim no si gyinapɛn no atifi ma wɔde toto ho, sɛnea ɛbɛyɛ a esiane sɛ wohu nsonsonoe nketenkete wɔ kɔla a ɛwɔ nkyerɛkyerɛmu a ɛyɛ pɛpɛɛpɛ no mu nti. Enti, adeyɛ no kyerɛ yɛn sɛ hann fibea ahorow no su ne nsonsonoe ahorow a wɔhwɛ no bɛka kɔla a ɛwɔ nkyerɛkyerɛmu a ɛyɛ pɛpɛɛpɛ no mu tẽẽ.

Nea ɛto so abien, adeyɛ a ɛto so abien (kɔla koro no ara wɔ hɔ kɔla, ebinom wɔ nhwɛsode koro, nanso ebinom ne nhwɛsode no nhyia) .

1, Nnipa Nneɛma:

Sɛ hue kakraa bi a edi kan no, wɔ ink no mu no nnya nkaa asɛm no nkari pɛ, fii ase buee kwan no nyinaa, nsu, ink, afã tune a wɔde gyae a wogyae, a ɛwɔ nkyɛn no, yɛ nea ɛkyekyere sɛ ɛde kɔla tintim kɔla batch koro no ara bɛba, eyi ne captain no ahokokwaw, osuahu, suban no wɔ tumi koro no ara a wɔde yɛ nneɛma a wɔde yɛ ade no yɛ nea wɔde yɛ nneɛma a wɔde yɛ nneɛma.

2, Fountain ano aduru:

Offset printing yɛ nnyinasosɛm a ɛfa ngo-nsu a ɛtwetwe no ho a wɔde di dwuma. Saa nsu yi kyerɛ asubura mu aduru. Ne kɛse ka kɔla a ɛwɔ ink no mu tẽẽ. Ink kɛse layer hann kɔla, nsu, ketewa ink layer bɛ kɔla bun. Dodow a nsu no yɛ kɛse no, dodow no ara na ink no mulsion a emu yɛ den no. Emulsified ink matte, kɔla yɛ hann. Emulsified ink printed matter nyɛ kɔla bɔne nko, na mmom ɛma efĩ, gyae, imprint nso nyɛ den, na enti ɛyɛ papa ho haw. Enti wɔ nhoma tintim mu no, ɛsɛ sɛ oprehyɛn no di ano aduru a ɛma nsu tɔ no kɛse so pɛpɛɛpɛ wɔ tintim mprɛte no so, na ɛyɛ adwuma yiye wɔ ink ne ink a ɛkari pɛ no so. Dodow a nsu no sua no, dodow no ara na eye.

3, Ahoɔhare a wɔde tintim:

Sɛnea wotintim no ntɛmntɛm no bɛka nneɛma a wɔatintim no kɔla. Nea enti a ɛte saa ne sɛ kar no ahoɔhare bɛka ink a ɛkari pɛ no. Nsu a ɛwɔ mprɛte no so a ɛyɛ brɛoo ne nsu a ɛwɔ prɛte no so a ɛyɛ brɛoo no gu ahorow. Express plate evaporation nsu yɛ ketewa, slow mprɛte nsu vapor evaporation. Esiane nsakrae a ɛba wɔ nsu no kɛse mu a ɛma ink no nkari pɛ nti, akyinnye biara nni ho sɛ ɛbɛma nsakrae aba ink no kɔla mu. Enti mpɛn pii no wɔ printing no mu no ɛsɛ sɛ ɛma aso ma ahoɔhare a ɛkɔ so daa, koraa ntumi nka kar ntɛmntɛm. Wɔ bere tiaa bi mu no, print a wɔatintim no bɛma kɔla aba. Bere koro no ara nso ɛsɛ sɛ egyina tebea a ɛwɔ afiri no mu so, yɛ nsakrae wɔ ahoɔhare a ɛyɛ den sen biara mu. Sɛ nhwɛso no, mfiri bi a wɔde tintim mfiri a wɔde tintim a wɔde fi amannɔne ba no kyerɛ ahoɔhare a ɛsen biara a ɛyɛ nkratafa 16,000 / dɔnhwerew ne ahoɔhare a ɛsen biara a ɛwɔ ɔman no mu mfiri a ɛyɛ nkratafa 8,000 / dɔnhwerew. Saa ahoɔhare yi nyɛ ahoɔhare a ɛyɛ den. Mpɛn pii no, afiri a wɔde fi amannɔne ba ne ɔman no mu afiri, ahoɔhare a ɛyɛ den no yɛ 70% wɔ ahoɔhare a ɛsen biara no mu no yɛ nea eye sen biara, kyerɛ sɛ: afiri a wɔde fi amannɔne ba wɔ 11,000 / dɔnhwerew, ɔman no mu afiri wɔ 5600 / dɔnhwerew, saa ahoɔhare yi betumi ayɛ mmerɛw sɛ wobɛhwɛ ink kari pɛ so, atew kɔla so.

4, rola bɔne: .

Offset printing nhyehyɛe, printed matter betumi anya ink kɔla a ɛyɛ pɛ, roller quality wɔ dwuma titiriw bi. General cots wɔ ink roller, ink roller ne ink roller abiɛsa, wɔwɔ nkɛntɛnso kɛse wɔ ink kɔla ahorow so. Sɛnea ink roller no yɛ nsakrae, ɛyɛ kurukuruwa, ɛyɛ kurukuruwa, ɛyɛ den ne ne soro no na ɛkyerɛ sɛnea ink a wɔatintim no te. Sɛ ink roller ntumi nyɛ adwuma yiye, ɛnyɛ nea ɛyɛ den a, roll, roll eccentric. Colloidal ne colloidal aging pa, ne nea ɛkeka ho, ɛda adi sɛ nhoma tintim no bɛma inking no anyɛ pɛpɛɛpɛ anaasɛ entumi nnyina, ma enti saa nhoma tintim ink a wɔasiesie no nhyia. Enti, sɛ woretintim de hwɛ hu sɛ mpa no te a, sɛnea ɛbɛyɛ a wobɛhwɛ ahu sɛ nhoma tintim kyinhyia biara a wɔakata so wɔ ink no mprɛte so no yɛ ade koro titiriw. Enti, wɔ adwuma a wɔtaa yɛ mu no, ɛsɛ sɛ wɔtew rɔba a wɔde twitwiw nneɛma no ho sɛnea ɛbɛyɛ a wobetumi ayi krataa no mfutuma ne efĩ a aka wɔ rɔba no so no afi hɔ na wɔde ink no akɔ baabi foforo. Bere koro no ara mu no, ɛsɛ sɛ wɔyɛ nsakrae wɔ nhyɛso a ɛwɔ ink rollers ne ink roller ne print mprɛte no ntam no nso mu. Sɛ ɛnte saa a, ink a wɔde kɔ baabi foforo a ɛnyɛ pɛpɛɛpɛ no betumi aba, na ɛde kɔla mu nsonsonoe a emu yɛ den aba.

5, Nnwinnade a Wɔde Yɛ Adwuma:

Afiri no adwumayɛ pa a wɔbɛkɔ so akura mu no yɛ ahotoso a wotumi de ho to so a ɛbɛma wɔatintim ink a wɔde tintim nhoma no yiye. Sɛ nhwɛso no, sɛ afiri no ntumi nnyina pintinn a, nhyɛso no nhyia, aduan a wɔde ma no ntumi nnyina, tintim taa yɛ te sɛ nea ɛda mpan, nsɛm pii. no yɛ nea ɛbɛma kɔla a ɛwɔ kɔla a wɔde tintim nhoma no mu aba. Enti mpɛn pii no ɛsɛ sɛ yɛyɛ adwuma pa wɔ nnwinnade a wɔhwɛ so yiye ho, yɛde yɛn adwene si nneɛma atitiriw a ɛwɔ afiri no mu so, na amma mfiri no ansɛe na antetew wɔ tebea a ɛyɛ den mu. Sɛ offset press a ɛbɛyɛ adwuma pa, "Miyoshi" (adwumayɛ pa, dwumadie pa, asiesie), "Apɛdeɛ anan" (wɔbɛhwɛ so, wɔbɛhwɛ so, wɔbɛhwɛ, wɔbɛsiesie ɔhaw ahorow).

Nneɛma pii wɔ hɔ a enti wɔhyehyɛ kɔla a wɔde tintim, akwan a wɔfa so di so nso sen saa, a ɛhwehwɛ sɛ yɛhwehwɛ bere nyinaa wɔ nhoma tintim adwuma no mu, aboaboa ano, anya su pa a ɛne sɛ yɛbɛkyerɛw nsɛm a wɔakyerɛw agu krataa Face, wobɛkɔ kwan so akɔ nkonimdi mu a ɛyɛ mmerɛw kɛse.