CN115230361A - Reverse glazing process and reverse glazing device for UV gloss oil of medicine packaging box - Google Patents

Reverse glazing process and reverse glazing device for UV gloss oil of medicine packaging box Download PDF

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Publication number
CN115230361A
CN115230361A CN202211054099.4A CN202211054099A CN115230361A CN 115230361 A CN115230361 A CN 115230361A CN 202211054099 A CN202211054099 A CN 202211054099A CN 115230361 A CN115230361 A CN 115230361A
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CN
China
Prior art keywords
reverse
gloss oil
glazing
printing
ink
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211054099.4A
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Chinese (zh)
Inventor
刘志辉
赵公文
张梅
刘震
张海峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG LUXIN TIANYI PRINTING CO Ltd
Original Assignee
SHANDONG LUXIN TIANYI PRINTING CO Ltd
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Filing date
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Application filed by SHANDONG LUXIN TIANYI PRINTING CO Ltd filed Critical SHANDONG LUXIN TIANYI PRINTING CO Ltd
Priority to CN202211054099.4A priority Critical patent/CN115230361A/en
Publication of CN115230361A publication Critical patent/CN115230361A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M7/00After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • B41M7/02Dusting, e.g. with an anti-offset powder for obtaining raised printing such as by thermogravure ; Varnishing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F23/00Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/08Print finishing devices, e.g. for glossing prints

Abstract

The invention relates to the technical field of box body processing, in particular to a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, wherein a high-brightness light effect of a mirror surface and a non-high-brightness light effect of a matte or pitted surface exist at the same time, so that a stronger contrast is formed on the brightness, and the glazing effect is better; the method comprises the following process steps: before glazing, conventional printing must be completed, and the ink is determined to be completely dried or cured; printing non-highlight parts on the design draft with transparent reverse ink in an offset printing mode in an online or offline mode; connecting lines, coating UV gloss oil on the printing surface in a full-page mode and curing; gloss oil contacts the previous reverse ink to produce a cohesive reaction; the UV reverse glazing device comprises a printing machine, an offset press, a UV gloss oil reverse glazing machine and a cohesive light source, wherein the output end of the printing machine is connected with the input end of the offset press, the output end of the offset press is connected with the input end of the UV gloss oil reverse glazing machine, and the cohesive light source is arranged in the UV gloss oil reverse glazing machine.

Description

Reverse glazing process and reverse glazing device for UV gloss oil of medicine packaging box
Technical Field
The invention relates to the technical field of box body processing, in particular to a medicine packaging box UV gloss oil reverse glazing process and a UV reverse glazing device.
Background
As the most common package of the medicines at the present stage, the medicine packing box is generally provided with medicine related information on the box surface, and a glazing process is additionally needed to treat the surface of the box body so as to meet the package and display requirements of the medicine packing box.
At present, a solvent type glazing process is generally adopted for medicine packaging boxes, and glazing oil mainly comprises a solvent type and a water type. The solvent type is generally prepared by using polyurethane, SBS (styrene-butadiene-styrene block copolymer), EVA (ethylene-vinyl acetate copolymer), polyacrylate and the like as main resins, using toluene, ethyl acetate, gasoline and the like as solvents, and using tackifying resin, plasticizer, antioxidant and other auxiliaries as auxiliary agents. The defects of flammability, toxicity and environmental pollution exist due to volatilization of organic solvents, so that the process is no longer the key point of current research and development, and the existing solvent type glazing process is consistent to the surface treatment of the medicine box and is difficult to achieve some special glazing effects
Disclosure of Invention
In order to solve the technical problems, the invention provides a medicine packaging box UV gloss oil reverse glazing process and a UV reverse glazing device, wherein the medicine packaging box UV gloss oil reverse glazing process and the UV reverse glazing device have a high-brightness light effect of a mirror surface and a non-high-brightness light effect of a matte or pitted surface, and form stronger contrast on brightness so that glazing achieves a better effect.
The invention discloses a reverse UV gloss oil glazing process and a reverse UV glazing device for a medicine packaging box, which comprise the following process steps:
(1) Before glazing, conventional printing must be completed, and the ink is determined to be completely dried or cured;
(2) Printing non-highlight parts on the design draft with transparent reverse ink in an offset printing mode in an online or offline mode;
(3) Connecting lines, coating UV gloss oil on the printing surface in a full-page mode and curing;
(4) The gloss oil is contacted with the previous reverse ink to generate cohesive reaction, a small granular ink film is formed at the non-high-brightness part to achieve the effect of matte or rough surface, and the high-brightness part without the reverse ink forms the high-brightness effect of a mirror surface;
the UV reverse glazing device comprises a printing machine, an offset press, a UV gloss oil reverse glazing machine and a cohesive light source, wherein the output end of the printing machine is connected with the input end of the offset press, the output end of the offset press is connected with the input end of the UV gloss oil reverse glazing machine, and the cohesive light source is arranged in the UV gloss oil reverse glazing machine.
The invention relates to a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, and the UV reverse glazing process and the UV reverse glazing device further comprise the following equipment requirements: ideal would be a "7 color +1UV" printing device and a CTP platemaking system.
The invention relates to a reverse UV gloss oil glazing process and a reverse UV gloss oil glazing device for a medicine packaging box, and the reverse UV gloss oil glazing process and the reverse UV gloss oil glazing device also comprise the following requirements of special base oil and coating gloss oil: printing inks are required. Testing the matching property with the reverse gloss oil and testing the hot stamping performance.
The invention relates to a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, and the UV reverse glazing process and the UV reverse glazing device further comprise printing stock requirements: the printing stock for the reverse frosting process generally adopts composite paper, white cardboard, coated paper and the like, and the best effect of the composite paper needs to be noticed.
The invention relates to a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, which also comprise the following light source requirements: in actual operation, all lamp tubes do not need to be opened at full power, and the opening power of common dark ink and white ink needs capitalization, so that the rapid drying is facilitated; the opening power of the special base oil and the coating gloss oil is 80-95%, and the more appropriate proportion is found by combining with the actual situation.
The invention relates to a reverse UV gloss oil glazing process and a reverse UV glazing device for a medicine packaging box, which also comprise the following additives: adding UV reinforcing agent and UV photosensitizer according to the requirements, and controlling the adding amount.
The invention discloses a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, and further comprises an ink adhesion force detection method: test using 3M6oo tape.
The invention relates to a UV gloss oil reverse glazing process and a UV reverse glazing device for a medicine packaging box, and further comprises a method for testing the drying degree of printing ink, wherein the method comprises the following steps: a hundred grid knife, 3M6oo tape, magnifying glass, pin, pencil, etc. are utilized.
Compared with the prior art, the invention has the beneficial effects that: the reverse glazing process can ensure that the same printed product has the highlight effect of a mirror surface and the non-highlight effect of a matte or pitted surface at the same time, and a stronger contrast is formed on the brightness, so that the glazing effect is better, and meanwhile, because the non-highlight part is printed in an offset printing mode, the overprinting is very accurate, and the printing precision of the pictures and texts at the highlight part is also ensured.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a simplified flow diagram of the apparatus of the present invention;
in the drawings, the reference numbers: 1. a printing press; 2. an offset printing machine; 3. UV gloss oil is reversely polished to the polishing machine; 4. a coherent light source.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 2, the process and the device for reverse glazing of UV gloss oil for medicine packaging boxes of the present invention comprise the following process steps:
(1) Before glazing, conventional printing must be completed, and the ink is determined to be completely dried or cured;
(2) Printing non-highlight parts on the design draft with transparent reverse ink in an offset printing mode in an online or offline mode;
(3) Connecting lines, coating UV gloss oil on the printing surface in a full-page mode and curing;
(4) The gloss oil is contacted with the previous reverse ink to generate cohesive reaction, a small granular ink film is formed at the non-high-brightness part to achieve the effect of matte or rough surface, and the high-brightness part without the reverse ink forms the high-brightness effect of a mirror surface;
the UV reverse glazing device comprises a printing machine 1, an offset printing machine 2, a UV gloss oil reverse glazing machine 3 and a cohesion light source 4, wherein the output end of the printing machine 1 is connected with the input end of the offset printing machine 2, the output end of the offset printing machine 2 is connected with the input end of the UV gloss oil reverse glazing machine 3, and the cohesion light source 4 is arranged inside the UV gloss oil reverse glazing machine 3.
The reverse glazing process can ensure that the same printed product has the highlight effect of a mirror surface and the non-highlight effect of a matte or pitted surface at the same time, and a stronger contrast is formed on the brightness, so that the glazing effect is better, and meanwhile, because the non-highlight part is printed in an offset printing mode, the overprinting is very accurate, and the printing precision of the pictures and texts at the highlight part is also ensured.
Further comprising the equipment requirements: ideal would be a "7 color +1UV" printing device and a CTP platemaking system.
The special base oil and coating gloss oil requirements are also included: printing inks are required. Testing the matching property with the reverse gloss oil and testing the hot stamping performance.
Further comprising substrate requirements: the printing stock for the reverse frosting process generally adopts composite paper, white cardboard, art paper and the like, and the best effect of the composite paper needs to be noticed.
Further comprising a light source requirement: in actual operation, all lamp tubes do not need to be opened at full power, and the opening power of common dark ink and white ink needs capitalization, so that the rapid drying is facilitated; the open power of the special base oil and the coating gloss oil is 80-95%, and the more suitable proportion is found by combining with the actual situation.
Also comprises addition of an auxiliary agent: adding UV reinforcing agent and UV photosensitizer according to the requirements, and controlling the adding amount.
The method also comprises the following steps: test using 3M6oo tape.
The method for testing the drying degree of the ink comprises the following steps: using a hundred grid knife, 3M6oo tape, magnifying glass, pin, pencil, etc.
The requirements of reverse UV on material and process parameters are 1, smoothness: the paper with smooth surface is selected, the surface is rough, the glossiness of the surface of the printed matter can be reduced, and the glazing effect is not obvious.
2. Absorbency: the paper with poor surface absorbability is selected, and the paper with strong absorbability makes the polishing effect not obvious.
3. Paper material: the paper with good surface quality is selected, the surface is coated badly, and the color is easy to be exposed.
4. Ink: the printing ink with strong tinting strength and good toughness is selected for printing, and the possibility of color burst can be reduced.
5. Thickness of ink layer: the special color tone is dark and light, and the ink layer thickness is controlled, so that the possibility of color burst can be reduced.
6. Powder spraying amount: if the common ink is selected to print documents, the online glazing treatment is recommended not to use powder spraying, and the water-based gloss oil can be coated offline. The printed matter is sprayed too much, which influences the mirror surface formed by the gloss oil and the grain without contrast, and the effect is not strong.
7. And (3) drying the printing ink: when the printing must be sufficiently dried, the surface treatment is performed, and when the ink layer is not dried, the varnish may be incompletely cured, resulting in no effect.
8. Selecting materials: the reverse UV process product is made of PET light gold and silver cards and cannot be made of aluminum foil type gold and silver cards because an aluminum foil film is exploded when the aluminum foil gold and silver card beer is formed. The dyne value of the gold and silver film surface reaches 40 definitely, and no problem exists only by carrying out reverse UV technology, and the phenomena of color explosion and ink drop can not occur.
9. Water content of paper: the material with moderate water content needs to be selected, the paper with high water content deforms and curls, and the base paper with water content Zhang Gansao is easy to break.
10. Additive: the reverse UV technical product is not beneficial to reverse UV effect because the UV curing agent is generally added less than or equal to percent.
11. Paper surface dyne value: up to 40 dynes.
The reverse UV file making cautions include 1, selecting and processing patterns, selecting and taking out the part with frosted effect, filling the ground color, leaving the space with bright light, and making a film and a publication sheet. The minimum yin-yang line size needs to be controlled.
2. When a file is made, a whitening treatment needs to be performed, and a frosted file needs to be made to be larger than o.3mm (the precision of equipment is mainly seen).
3. Small characters and small patterns are not required to be selected. The font is extremely small and easy to be pasted, and the font is not less than a No. 10 character.
4. The reversed white lines must be larger than 15mm; the anti-white font is larger than the No. 6 font and the black body.
5. Attention needs to be paid to the rotten graph of the complex vector file; attention is paid to bitmap file edge aliasing.
6. In the reverse UV process product, a matte surface and a smooth surface are divided during design, the matte surface is printed by a printing seat, a PS (polystyrene) plate is used, a file is made, and the reverse UV process is processed, but the size of thin lines is generally more than o.15mm.
Reverse UV printing considerations include 1, the plate needs to be baked or a UV specific plate is used.
2. The surroundings of the printing press cannot be directly exposed to sunlight.
3. The workshop temperature is kept at 20-25 ℃.
4. The roll gap must be adjusted after changing the inking rollers.
5. UV inks cannot be printed on areas where curability, adhesion, odor, preliminary testing, and food contact are to be performed.
6. The fineness and thickness of the texture, hand feeling, oil feeling and the like are related to factors such as front and back UV lamplight, printing speed, oil thickness and quality, printing pressure, paper flatness and the like:
7. reverse UV oil-is a top coat and a bottom coat; the bottom oil is printing ink roller oil, and the surface oil is gloss oil passing through an oil seat;
8. printing machines-printing machines with only one oiling station; such as: 5+1UV printer, 6+1UV printer, 7+1UV printer, 8+1UV printer, etc.
Considerations for printing the reverse gloss oil include 1, the print must be completely dried or cured.
2. The OP oil must be fully cured.
3. Printer speed, speed at which the UV lamp can be turned on at full power.
4. Amount of UV varnish applied: 15 oL/IN-200L/IN.
5. Coating the degree of matching of UV gloss oil and OP gloss oil.
6. And the UV curing system of the printing machine has high and low power.
7. Surface smoothness and gloss of the substrate.
8. Colors and lines are designed.
9. The dark color notes the curing effect.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A reverse glazing process of medicine packing carton UV gloss oil and reverse glazing device of UV, its characterized in that, including the following process steps:
(1) Before glazing, conventional printing must be completed, and the ink is determined to be completely dried or cured;
(2) Printing non-highlight parts on the design draft with transparent reverse ink in an offset printing mode in an online or offline mode;
(3) Connecting lines, coating UV gloss oil on the printing surface in a full-page mode and curing;
(4) The gloss oil is contacted with the previous reverse ink to generate cohesive reaction, a small granular ink film is formed at the non-high-brightness part to achieve the effect of matte or rough surface, and the high-brightness part without the reverse ink forms the high-brightness effect of a mirror surface;
the UV reverse glazing device comprises a printing machine (1), an offset press (2), a UV gloss oil reverse glazing machine (3) and a cohesion light source (4), wherein the output end of the printing machine (1) is connected with the input end of the offset press (2), the output end of the offset press (2) is connected with the input end of the UV gloss oil reverse glazing machine (3), and the cohesion light source (4) is arranged inside the UV gloss oil reverse glazing machine (3).
2. The reverse glazing process and the reverse glazing device of the UV gloss oil of the medicine packaging box according to claim 1 are characterized by further comprising the following equipment requirements: ideally a "7 color +1UV" printing device and CTP platemaking system.
3. The reverse glazing process and the reverse glazing device of the UV gloss oil of the medicine packaging box according to claim 2 are characterized by further comprising the following requirements of special base oil and coating gloss oil: printing inks are required. And testing the matching performance of the hot stamping oil and the reverse gloss oil.
4. The UV gloss oil reverse glazing process and the UV reverse glazing device for the medicine packaging box according to claim 3, further comprising the printing stock requirement: the printing stock for the reverse frosting process generally adopts composite paper, white cardboard, coated paper and the like, and the best effect of the composite paper needs to be noticed.
5. The reverse glazing process and device of medicine packing carton UV gloss oil of claim 4, characterized by that, still include the light source requirement: in actual operation, all lamp tubes do not need to be opened at full power, and the opening power of common dark ink and white ink needs capitalization, so that the rapid drying is facilitated; the open power of the special base oil and the coating gloss oil is 80-95%, and the more suitable proportion is found by combining with the actual situation.
6. The medicine packaging box UV gloss oil reverse glazing process and UV reverse glazing device according to claim 5, further comprising an additive addition: adding UV reinforcing agent and UV photosensitizer according to the requirements, and controlling the adding amount.
7. The reverse glazing process and device of UV gloss oil of the medicine packaging box according to claim 6, characterized in that, the method further comprises an ink adhesion detection method: test using 3M6oo tape.
8. The process and device for reverse glazing of UV gloss oil for pharmaceutical packaging box according to claim 7, further comprising the test method of ink dryness: a hundred grid knife, 3M6oo tape, magnifying glass, pin, pencil, etc. are utilized.
CN202211054099.4A 2022-08-31 2022-08-31 Reverse glazing process and reverse glazing device for UV gloss oil of medicine packaging box Pending CN115230361A (en)

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CN202211054099.4A CN115230361A (en) 2022-08-31 2022-08-31 Reverse glazing process and reverse glazing device for UV gloss oil of medicine packaging box

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115742594A (en) * 2022-11-25 2023-03-07 湖南裕同印刷包装有限公司 Fine decoration texture printing process based on UV offset printing lettering oil

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1586900A (en) * 2004-08-06 2005-03-02 吴德明 Off-line inverse glazing method
CN106004145A (en) * 2016-07-29 2016-10-12 华新(佛山)彩色印刷有限公司 Production method of waterborne reverse crystal dull polishing and glazing technology packaging carton
CN109263324A (en) * 2018-09-05 2019-01-25 河南省防伪保密印刷公司(河南省邮电印刷厂) A kind of processing technology of reverse glazing
CN111890813A (en) * 2020-05-28 2020-11-06 丽星塑料制品(安徽)有限公司 Printing reverse glazing method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1586900A (en) * 2004-08-06 2005-03-02 吴德明 Off-line inverse glazing method
CN106004145A (en) * 2016-07-29 2016-10-12 华新(佛山)彩色印刷有限公司 Production method of waterborne reverse crystal dull polishing and glazing technology packaging carton
CN109263324A (en) * 2018-09-05 2019-01-25 河南省防伪保密印刷公司(河南省邮电印刷厂) A kind of processing technology of reverse glazing
CN111890813A (en) * 2020-05-28 2020-11-06 丽星塑料制品(安徽)有限公司 Printing reverse glazing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115742594A (en) * 2022-11-25 2023-03-07 湖南裕同印刷包装有限公司 Fine decoration texture printing process based on UV offset printing lettering oil

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