阅读说明：本技术 一种防掉色的纸质包装盒印刷方法 (Printing method of anti-fading paper packaging box ) 是由 曹学者 李彦侠 于 2021-10-09 设计创作，主要内容包括：本发明涉及包装盒印刷技术领域,公开了一种防掉色的纸质包装盒印刷方法,根据客户印刷图案要求进行制版,然后再根据印刷的图案制作与之形状相匹配的压板,根据图案特性进行油墨调色,在印刷之前先对纸板进行除尘处杂处理,印刷后立刻进行干燥处理,然后经过辊涂机涂抹防潮油,再使用覆膜机在其表面附着一层塑料薄膜,最后采用压板对准图案将图案压凹陷进纸板的表面。本发明可在包装盒印刷时提高油墨的附着力,延长包装盒印刷后的包装寿命,避免其因环境影响而过早的掉色褪色。(The invention relates to the technical field of packaging box printing, and discloses a printing method of a color-fading-preventing paper packaging box. The invention can improve the adhesive force of the printing ink when the packaging box is printed, prolong the service life of the printed packaging box and avoid premature fading caused by environmental influence.)

1. The printing method of the anti-fading paper packaging box is characterized by comprising the following steps of:

s1, plate making: manufacturing a printing template according to the requirement of a printing pattern;

s2, pressing plate manufacturing: manufacturing a pressing plate matched with the printed pattern in shape according to the printed pattern;

s3, color mixing: mixing colors of the printing ink according to the set pattern color;

s4, dust removal: carrying out dust removal treatment on one surface of the paperboard to be printed by adopting a dust collector;

s5, printing: printing patterns on the paper board subjected to dust removal treatment by using a printer;

s6, drying: carrying out quick drying treatment on the printed paperboard, and drying the printing ink;

s7, oiling: coating and dyeing a layer of moisture-proof oil on the surface of the dried printing pattern;

s8, coating: heating and pressurizing the plastic film coated with the adhesive and the printed surface of the oiled paperboard and then bonding the plastic film and the printed surface of the oiled paperboard together;

s9, intaglio processing: the pattern on the laminated paperboard was subjected to a debossing treatment using the press plate manufactured in S2, and the pattern was debossed.

2. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: the clamp plate adopts metal material turning shaping or 3D to print the shaping.

3. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: the dust collector adopts a soft brush to clean the printed surface of the paperboard for one time before dust removal.

4. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: the drying treatment adopts hot air treatment, the wind speed adjusting range is 5-20m/s, and the wind power heating range is 30-40 ℃.

5. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: and the oil coating adopts a roller coater to coat moisture-proof oil on the paperboard.

6. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: the heating temperature adjusting range of the film is 30-40 ℃.

7. The printing method of the color-fading prevention paper packing box according to claim 1, wherein: the ink comprises 15-25% of pigment, 20-35% of acrylic resin, 10-20% of isophorone, 5-10% of cyclohexanone, 5-10% of xylene and 20-30% of butyl acetate.

8. The printing method of a fading prevention paper packing box according to claim 7, wherein the pigments comprise carbon black, phthalocyanine blue, permanent red, fast red, hansa yellow and phthalein hip green.

Technical Field

The invention relates to the technical field of printing, in particular to a printing method of a color-fading-resistant paper packaging box.

Background

The printing technology refers to the whole process of printing and copying visual information, including prepress, printing, post-press processing and sending, etc., i.e. a method for copying characters and images in batch by plate making, printing and post-press processing.

The packaging box is the general name of the container, materials, auxiliary materials and the like used according to a certain technical method for protecting products in the circulation process, facilitating storage and transportation and promoting sale; also means the operations of applying technical methods and the like in the process of using containers, materials and accessories for the above purpose. The items that are not introduced into the field of circulation cannot be referred to as packages, but only as "packs", "boxes", "containers", etc. The packaging box has the function of containing the package box, and the decoration of the articles is an important role of packaging in favor of the public, so the printing link on the packaging box is particularly important.

The existing packaging box printing ink is poor in adhesive force, and due to the reasons of carrying friction, wind blowing, sun exposure, rain and the like, the printed patterns slowly fade during transportation, the appearance of the packaging box and the propaganda effect on internal objects are seriously affected, the packaging life of the packaging box is greatly shortened, and therefore a packaging box printing method capable of preventing fading needs to be developed.

Disclosure of Invention

The invention provides a printing method of a color-fading-resistant paper packaging box, which can improve the adhesive force of printing ink during printing of the packaging box, prolong the packaging life of the printed packaging box and avoid the influence of premature fading on the packaging of the printed packaging box.

A printing method of a color-fading-resistant paper packaging box comprises the following steps:

s1, plate making: manufacturing a printing template according to the requirement of a printing pattern;

s2, pressing plate manufacturing: manufacturing a pressing plate matched with the printed pattern in shape according to the printed pattern;

s3, color mixing: mixing colors of the printing ink according to the set pattern color;

s4, dust removal: carrying out dust removal treatment on one surface of the paperboard to be printed by adopting a dust collector;

s5, printing: printing patterns on the paper board subjected to dust removal treatment by using a printer;

s6, drying: carrying out quick drying treatment on the printed paperboard, and drying the printing ink;

s7, oiling: coating and dyeing a layer of moisture-proof oil on the surface of the dried printing pattern;

s8, coating: heating and pressurizing the plastic film coated with the adhesive and the printed surface of the oiled paperboard and then bonding the plastic film and the printed surface of the oiled paperboard together;

s9, intaglio processing: the pattern on the laminated paperboard was subjected to a debossing treatment using the press plate manufactured in S2, and the pattern was debossed.

Preferably, the pressing plate is formed by turning or 3D printing of a metal material.

Preferably, the dust collector adopts a soft brush to clean the printing surface of the paperboard for one time before dust removal.

Preferably, the drying treatment adopts hot air treatment, the wind speed adjusting range is 5-20m/s, and the wind power heating range is 30-40 degrees.

Preferably, the oil coating adopts a roller coating machine to coat the moisture-proof oil on the paperboard.

Preferably, the heating temperature adjustment range of the coating is 30-40 degrees.

Preferably, the ink comprises 15-25% of pigment, 20-35% of acrylic resin, 10-20% of isophorone, 5-10% of cyclohexanone, 5-10% of xylene and 20-30% of butyl acetate.

Preferably, the pigments include carbon black, phthalocyanine blue, permanent red, fast red, hansa yellow and phthalein hip green.

Compared with the prior art, the invention has the beneficial effects that:

through clearing up the cardboard before the printing, get rid of the dust on cardboard surface, improve the adhesive force of printing ink, paint dampproofing oil and cover plastic film after the printing, the packing life-span after the extension packing carton printing presses the concave recess of pattern department into the concave-convex dress packing carton, reduces the friction to the printing department when the transport, improves the life-span of the use of packing.

Detailed Description

In the following, a detailed description of one embodiment of the invention is given, but it should be understood that the scope of the invention is not limited to the embodiment.

A printing method of a color-fading-resistant paper packaging box comprises the following steps:

s1, plate making: manufacturing a printing template according to the requirement of a printing pattern;

s2, pressing plate manufacturing: the pressing plate matched with the printed pattern in shape is manufactured according to the printed pattern, specifically, the pressing plate is formed by turning of a metal material under large-batch printing, and is formed by 3D printing under small-batch printing.

S3, color mixing: according to the set pattern color, the printing ink is subjected to color matching, specifically, the printing ink comprises 15-25% of pigment, 20-35% of acrylic resin, 10-20% of isophorone, 5-10% of cyclohexanone, 5-10% of xylene and 20-30% of butyl acetate, and the pigment comprises carbon black, phthalocyanine blue, permanent red, fast red, hansa yellow and phthalocyanine green.

S4, dust removal: the method is characterized in that a dust collector is adopted to remove dust on the surface to be printed of the paperboard, specifically, the dust collector adopts a soft brush to clean the printed surface of the paperboard for one time before dust removal, so that stubborn stains are cleaned, and the cleaning effect of the dust collector is improved.

S5, printing: printing patterns on the paper board subjected to dust removal treatment by using a printer;

s6, drying: and (3) carrying out quick drying treatment on the printed paperboard, and drying the printing ink, wherein the drying treatment adopts hot air treatment, the air speed adjusting range is 5-20m/s, and the air heating range is 30-40 ℃.

S7, oiling: coating and dyeing a layer of moisture-proof oil on the surface of the dried printing pattern by using a roller coating machine;

s8, coating: heating and pressurizing the plastic film coated with the adhesive and the printed surface of the oiled paperboard and then bonding the plastic film and the printed surface of the oiled paperboard together; specifically, the heating temperature of the coating is adjusted within a range of 30-40 degrees.

S9, intaglio processing: the pattern on the laminated cardboard was subjected to a debossing treatment using the press plate manufactured in S2, and the pattern was debossed, thereby reducing friction between the printed pattern and characters during transportation.

According to the invention, the paperboard is cleaned before printing, dust on the surface of the paperboard is removed, the adhesive force of the printing ink is improved, the moistureproof oil is coated and a plastic film is coated after printing, the packaging life of the printed packaging box is prolonged, the pattern is pressed to be sunken into the packaging box to form the packaging box with the concave and convex parts, the friction to the printed part is reduced during transportation, and the service life of the packaging is prolonged.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.