CN110682705A - Three-dimensional effect precision printing process and product - Google Patents

Abstract

The invention discloses a three-dimensional effect precision printing process and a product. The printing process includes the following steps: S01, designing a printing pattern according to the product effect, performing color separation and plate making, and outputting a printed polyester mesh; S02, according to the design pattern in step S01 , make the corresponding three-dimensional imaging texture pattern, and output the printing screen plate; S03, the substrate for printing, the printing ink preparation, the substrate for printing is subjected to shrinkage pretreatment before being put on the machine; S04, using the printing polyester mesh, on the substrate for printing Print each color separation pattern on the reverse side, and dry; S05, use a printing screen plate, print the three-dimensional imaging texture pattern on the basis of the pattern printed in step S04, and dry; S06, cover the non-printing surface of the substrate with a protective film , forming a semi-finished product; S07, punching the semi-finished product obtained in step S06, and die-cutting according to the finished product size; S08, laminating the printing surface of the die-cutting product obtained in step S07 with OCA optical adhesive and double-sided tape to obtain a finished product ; S09, finished product packaging and storage.

Description

A three-dimensional effect precision printing process and product

Technical field:

The invention relates to the technical field of printing, in particular to a three-dimensional effect precision printing process and a product.

Background technique:

With the rapid development of the market economy, printing technology is constantly updated with the progress of the times and the development of science and technology. In the overall value of products, the proportion of printed packaging is increasing, and people have higher and higher requirements for vision. More refined and eye-catching packaging will bring more added value to products.

The effect of ordinary flat printing can no longer meet people's spiritual and aesthetic needs, and the printing method of three-dimensional effect is gradually being promoted in the market, thus creating a variety of three-dimensional printing processes. However, the three-dimensional effect printing method must use special printing equipment to print the pattern with three-dimensional effect on the substrate, which leads to the need to purchase special printing equipment, which greatly increases the production cost and is not conducive to improving market competitiveness.

In view of this, the inventors propose the following technical solutions.

Invention content:

The purpose of the present invention is to overcome the deficiencies of the prior art, and to provide a three-dimensional effect precision printing process and products.

In order to solve the above-mentioned technical problems, the present invention adopts the following first technical scheme: the three-dimensional effect precision printing process comprises the following steps:

S01. Design the printing pattern according to the product effect, carry out color separation and plate making, and output the printed polyester mesh;

S02, according to the design pattern in step S01, make the corresponding three-dimensional imaging texture pattern, and output the printing screen plate;

S03. Preparation of printing substrate and printing ink, the substrate is subjected to shrinkage pretreatment before being put on the machine;

S04, using the printed polyester mesh output in step S01, print each color separation pattern on the reverse side of the printing substrate, and dry;

S05, using the printing screen plate output in step S02, print the three-dimensional imaging texture pattern on the basis of the pattern printed in step S04, and dry;

S06, cover a layer of protective film on the non-printing surface of the substrate to form a semi-finished product;

S07, punch the semi-finished product obtained in step S06, and die-cut according to the finished product size;

S08, the printing surface of the die-cut product obtained in step S07 is pasted with OCA optical adhesive and double-sided tape to obtain a finished product;

S09. Finished product packaging and storage.

Further, in the above technical solution, in step S03, the shrinking treatment temperature is 90° C. and the duration is 60 minutes; the printing substrate is any one of PET and PC transparent sheets.

Further, in the above technical solution, part of the printing pattern designed in step S04 adopts dot printing, the mesh angle is 45 degrees, the remaining part adopts solid printing, and the part that adopts dot printing has a wire drawing effect.

Further, in the above technical solution, in step S04, the printed polyester mesh output in step S01 is used to first print black ink on the reverse side of the printing substrate, the ink thickness is 3-5 μm, the mesh angle is 45 degrees, and placed in an oven Medium drying, drying temperature 90 ℃, time 60 minutes; then printing wire drawing dots, ink thickness 1-2 μm, mesh angle 45 degrees, and drying in oven, drying temperature 50 ℃, time 30 minutes.

Further, in the above technical solution, in step S05, using the printing screen plate output in step S02, silver ink is printed on the wire drawing screen dots printed in step S04 as the silver base of the three-dimensional imaging texture pattern, and the ink thickness is 3-5 μm , the mesh angle is 45 degrees, and it is dried in the oven, the drying temperature is 90 ° C, and the time is 30 minutes; then the UV convex oil is printed on the silver base, the thickness of the ink is 3-5 μm, and it is dried by the UV machine at a speed of 1.2 m /min; then print mirror silver on UV convex oil, the ink thickness is 3-5μm, the mesh angle is 45 degrees, the drying temperature is 50 °C, and the time is 30 minutes; a three-dimensional imaging texture pattern is formed, and finally printed on the printing surface of the substrate. Black ink is used as a black matrix for covering low light shading. The ink thickness is 5-7 μm, the mesh angle is 45 degrees, the drying temperature is 90 ° C, and the time is 60 minutes.

Further, in the above technical solution, in step S06, an electrostatic precipitator is used to cover the protective film on the non-printing surface of the printing substrate.

Further, in the above technical solution, the protective film described in step S06 is a PE protective film, and the film thickness is 8-12 μm.

Further, in the above technical solution, in step S08, the flap laminating machine is used to measure the OCA optical adhesive; after the completion of step S08, the finished product is subjected to defoaming treatment, the air pressure is 0.45-0.5Mpa, and the temperature is 45 ±2℃, the time is 20min.

In order to solve the above-mentioned technical problems, the present invention adopts the following second technical solution: a three-dimensional effect product made by a three-dimensional effect precision printing process, which includes a protective film, a printing substrate that are stacked sequentially from bottom to top , printing pattern layer, three-dimensional imaging texture pattern layer and double-sided tape, OCA optical adhesive, wherein, the printing pattern layer is printed on the printing substrate, and a blank area is formed on the printing substrate, and the blank area is located in the printing pattern In the middle of the layer, the three-dimensional imaging texture pattern layer is printed on the printing pattern layer, the double-sided tape is attached to the three-dimensional imaging texture pattern layer and the printing pattern layer, the OCA optical adhesive is attached to the blank area, and the protection The film is overlaid on the non-printing side of the substrate.

Further, in the above technical solution, the printing pattern layer includes a black ink layer and wire drawing dots that are sequentially printed on the printing substrate, and a blank area is formed between the black ink layer and the wire drawing dots; the three-dimensional imaging The texture pattern layer includes a silver bottom layer, a UV convex oil layer, and a mirror silver layer that are sequentially printed on the wire drawing dots, and a black bottom layer for covering low light shading is printed on the black ink layer, the wire drawing dots and the three-dimensional imaging texture pattern layer. The double-sided adhesive tape is attached to the black bottom layer, the OCA optical adhesive is attached to the blank area, and the double-sided adhesive tape is attached to the black bottom layer; the protective film is a PET protective film.

After adopting the above-mentioned technical scheme, the present invention has the following beneficial effects compared with the prior art:

1. The present invention improves the printing process and cooperates with the printing substrate after shrinkage treatment, without adding additional materials or processes, without using special printing equipment, using environmentally friendly inks that meet EU standards for printing, printing It can produce products with excellent three-dimensional effect, which greatly reduces production costs and enhances market competitiveness.

2. The three-dimensional effect product of the present invention has a simple structure, ideal three-dimensional effect and long service life, which makes the present invention have strong market competitiveness.

Description of drawings:

Fig. 1 is the structure diagram of the three-dimensional effect product made by the three-dimensional effect precision printing process of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1 .

Detailed ways:

The present invention will be further described below with reference to specific embodiments and accompanying drawings.

The present invention is a three-dimensional effect precision printing process, which comprises the following steps:

S01. Design the printing pattern according to the product effect, carry out color separation and plate making, and output the printed polyester mesh;

S02, according to the design pattern in step S01, make the corresponding three-dimensional imaging texture pattern, and output the printing screen plate;

S03. Preparation of printing substrate and printing ink, the substrate is subjected to shrinkage pretreatment before being put on the machine;

S04, using the printed polyester mesh output in step S01, print each color separation pattern on the reverse side of the printing substrate, and dry;

S05, using the printing screen plate output in step S02, print the three-dimensional imaging texture pattern on the basis of the pattern printed in step S04, and dry;

S06, cover a layer of protective film on the non-printing surface of the substrate to form a semi-finished product;

S07, punch the semi-finished product obtained in step S06, and die-cut according to the finished product size;

S08, the printing surface of the die-cut product obtained in step S07 is pasted with OCA optical adhesive and double-sided tape to obtain a finished product;

S09. Finished product packaging and storage.

In step S03, the shrinkage treatment temperature is 90° C. and the duration is 60 minutes; the printing substrate is any one of PET and PC transparent sheets, and it is preferable to select transparent PET material EHC-05 with hardened PET on the surface.

For the printing pattern designed in step S04, part of the pattern is printed with dots, the mesh angle is 45 degrees, and the remaining part is printed with solid, and the part printed with dots has a drawing effect.

In step S04, the printed polyester mesh output in step S01 is used to first print black ink on the reverse side of the printing substrate, the ink thickness is 3-5 μm, the mesh angle is 45 degrees, and the mesh is placed in an oven to dry at a drying temperature of 90° C. for a period of time. 60 minutes; then print the wire drawing dots, the ink thickness is 1-2 μm, the mesh angle is 45 degrees, and put it in the oven to dry, the drying temperature is 50 ° C, and the time is 30 minutes. More specifically, 1 set of polyester mesh is made according to the design, and one set is 6 molds. According to the design needs, the area on the reverse side of the printing substrate is set as a dot printing area, and the wire drawing dots are printed on the dot printing area, and the screen is added. The angle is 45 degrees. After drying, a drawing screen dot layer is formed, and the other parts are solid printing areas, and black ink is printed on the solid printing areas, and after drying, a black ink layer is formed.

In step S05, the printing screen plate output in step S02 is used, and silver ink is printed on the wire drawing screen dots printed in step S04 as the silver bottom of the three-dimensional imaging texture pattern. The shape of the silver bottom can be a LOGO pattern, and the ink thickness is 3-3. 5μm, the mesh angle is 45 degrees, and put it in the oven to dry, the drying temperature is 90 ℃, and the time is 30 minutes; then print UV convex oil on the silver base, the ink thickness is 3-5μm, and it is dried by UV machine at a speed of 1.2 m/min, make the LOGO pattern have a convex feeling, the logo is flat when you touch it by hand, and it is a three-dimensional feeling visually; and then printing mirror silver on the UV convex oil can make the three-dimensional feeling more prominent. 45°C, drying temperature 50°C, time 30 minutes; form a three-dimensional imaging texture pattern, and finally print black ink on the printing surface of the substrate as a black matrix for covering low light shading, which can protect the mirror silver from being scratched damage, to ensure the three-dimensional effect of the three-dimensional imaging texture pattern, wherein the ink thickness is 5-7 μm, the mesh angle is 45 degrees, the drying temperature is 90 ° C, and the time is 60 minutes.

In step S06, an electrostatic precipitator is used to coat the protective film on the non-printing surface of the printing substrate.

The protective film described in step S06 is a PE protective film, and the film thickness is 8-12 μm.

In step S08, the flip-board laminating machine measures the OCA optical adhesive; after completing step S08, the finished product is subjected to defoaming treatment, the air pressure is 0.45-0.5Mpa, the temperature is 45±2°C, and the time is 20min.

To sum up, the present invention improves the printing process and cooperates with the shrink-treated printing substrate, without adding additional materials or processes, without using special printing equipment, using environmentally friendly inks that meet EU standards for printing , to print products with excellent three-dimensional effect, which greatly reduces production costs and enhances market competitiveness.

Referring to Figures 1-2, the present invention is a three-dimensional effect product produced by the above-mentioned three-dimensional effect precision printing process, which includes a protective film 6, a printing substrate 3, a printing substrate 3 stacked in sequence from bottom to top The pattern layer 4, the three-dimensional imaging texture pattern layer 5, the double-sided adhesive tape 1, and the OCA optical adhesive 2, wherein the printing pattern layer 4 is printed on the printing substrate 3, and a blank area 43 is formed on the printing substrate 3, The blank area 43 is located in the middle of the printing pattern layer 4, the three-dimensional imaging texture pattern layer 5 is printed on the printing pattern layer 4, the double-sided tape 1 is attached to the three-dimensional imaging texture pattern layer 5 and the printing pattern layer 4, the The OCA optical adhesive 2 is attached to the blank area 43 , and the protective film 6 is covered on the non-printing surface of the printing substrate 3 .

The printing pattern layer 4 includes a black ink layer 41 and a wire drawing dot 42 sequentially printed on the printing substrate 3, and the blank area 43 is formed between the black ink layer 41 and the wire drawing dot 42; the three-dimensional imaging The texture pattern layer 5 includes a silver bottom layer 51, a UV convex oil layer 52, and a mirror silver layer 53 that are sequentially printed on the wire drawing dots 42. The black ink layer 41, the wire drawing dots 42 and the three-dimensional imaging texture pattern layer 5 are printed with a layer of In order to cover the black bottom layer 54 with low shading, the black bottom layer 54 can not only cover the low shading, but also protect the mirror silver from being scratched, ensure the three-dimensional effect of the three-dimensional imaging texture pattern, and improve the service life of the product. 1 is pasted on the black bottom layer 54, the OCA optical adhesive 2 is pasted on the blank area 43, the double-sided adhesive tape 1 is pasted on the black bottom layer 54; the protective film 6 is a PET protective film.

To sum up, the three-dimensional effect product of the present invention has a simple structure, ideal three-dimensional effect and long service life, which makes the present invention have strong market competitiveness.

Of course, the above descriptions are only specific embodiments of the present invention, and are not intended to limit the scope of implementation of the present invention. Any equivalent changes or modifications made in accordance with the structures, features and principles described in the scope of the patent application of the present invention shall be included in the within the scope of the patent application of the present invention.

Claims (10)

1. a three-dimensional effect precision printing process is characterized in that: it comprises the following steps: S01. Design the printing pattern according to the product effect, carry out color separation and plate making, and output the printed polyester mesh; S02, according to the design pattern in step S01, make the corresponding three-dimensional imaging texture pattern, and output the printing screen plate; S03. Preparation of printing substrate and printing ink, the substrate is subjected to shrinkage pretreatment before being put on the machine; S04, using the printed polyester mesh output in step S01, print each color separation pattern on the reverse side of the printing substrate, and dry; S05, using the printing screen plate output in step S02, print the three-dimensional imaging texture pattern on the basis of the pattern printed in step S04, and dry; S06, cover a layer of protective film on the non-printing surface of the substrate to form a semi-finished product; S07, punch the semi-finished product obtained in step S06, and die-cut according to the finished product size; S08, the printing surface of the die-cut product obtained in step S07 is pasted with OCA optical adhesive and double-sided tape to obtain a finished product; S09. Finished product packaging and storage. 2. The three-dimensional effect precision printing process according to claim 1 is characterized in that: in step S03, the shrinkage treatment temperature is 90°C, and the duration is 60min; the printing substrate is any of PET and PC transparent sheets. A sort of. 3. three-dimensional effect precision printing process according to claim 1, is characterized in that: the printing pattern designed in step S04, part pattern adopts dot printing, and the mesh angle is 45 degrees, and remaining part adopts solid printing, and adopts dot printing part has a brushed effect. 4. The three-dimensional effect precision printing process according to claim 1 is characterized in that: in step S04, using the printing polyester mesh output in step S01 to first print black ink on the reverse side of the printing substrate, the ink thickness is 3-5 μm, The mesh angle is 45 degrees, and it is dried in an oven at a drying temperature of 90 °C for 60 minutes; then the wire drawing dots are printed, the ink thickness is 1-2 μm, and the mesh angle is 45 degrees, and placed in the oven to dry at a drying temperature of 50 °C , time 30 minutes. 5. The three-dimensional effect precision printing process according to any one of claims 4, characterized in that: in step S05, using the printing screen plate output in step S02, printing silver ink on the wire drawing screen dots printed in step S04 as The silver base with three-dimensional imaging texture pattern, the ink thickness is 3-5μm, the mesh angle is 45 degrees, and it is dried in an oven, the drying temperature is 90 ° C, and the time is 30 minutes; then UV convex oil is printed on the silver base, and the ink thickness is 3 -5μm, and dried by UV machine at a speed of 1.2m/min; then print mirror silver on UV convex oil, ink thickness 3-5μm, mesh angle 45 degrees, drying temperature 50 ℃, time 30 minutes; form a three-dimensional image Texture pattern, and finally print black ink on the printing surface of the substrate as a black matrix for low light shading, ink thickness 5-7μm, mesh angle 45 degrees, drying temperature 90 ℃, time 60 minutes. 6 . The three-dimensional effect precision printing process according to claim 5 , wherein in step S06 , an electrostatic precipitator is used to cover the protective film on the non-printing surface of the printing substrate. 7 . 7 . The three-dimensional effect precision printing process according to claim 5 , wherein the protective film described in step S06 is a PE protective film, and the film thickness is 8-12 μm. 8 . 8 . The three-dimensional effect precision printing process according to claim 5 , wherein: in step S08 , the flip-board laminating machine is used to measure the OCA optical adhesive; after completing step S08 , the finished product is subjected to defoaming treatment, The air pressure is 0.45-0.5Mpa, the temperature is 45±2℃, and the time is 20min. 9. A three-dimensional effect product made by the three-dimensional effect precision printing process described in claims 1-8, characterized in that: it comprises a protective film (6), a substrate for printing, which are sequentially stacked from bottom to top (3), a printing pattern layer (4), a three-dimensional imaging texture pattern layer (5), a double-sided adhesive tape (1), and an OCA optical adhesive (2), wherein the printing pattern layer (4) is printed on a printing substrate ( 3), and a blank area (43) is formed on the printing substrate (3), the blank area (43) is located in the middle of the printing pattern layer (4), and the three-dimensional imaging texture pattern layer (5) is printed on the printing pattern On the layer (4), the double-sided adhesive tape (1) is attached to the three-dimensional imaging texture pattern layer (5) and the printed pattern layer (4), and the OCA optical adhesive (2) is attached to the blank area (43) , the protective film (6) is covered on the non-printing surface of the printing substrate (3). 10. The three-dimensional effect product according to claim 9, characterized in that: the printing pattern layer (4) comprises a black ink layer (41) and a wire drawing dot (42) which are sequentially printed on the printing substrate (3). ), a blank area (43) is formed between the black ink layer (41) and the wire drawing dots (42); the three-dimensional imaging texture pattern layer (5) includes a silver bottom layer printed on the wire drawing dots (42) in turn (51), the UV convex oil layer (52), the mirror silver layer (53), the black ink layer (41), the wire drawing dots (42) and the three-dimensional imaging texture pattern layer (5) are printed with a layer for covering low light shading. The black bottom layer (54), the double-sided adhesive tape (1) is attached to the black bottom layer (54), the OCA optical adhesive (2) is attached to the blank area (43), and the double-sided adhesive tape (1) is attached to the blank area (43). the black bottom layer (54); the protective film (6) is a PET protective film.

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