The printing process of the dynamic security pattern of multi-angle
Technical field
The present invention relates to print field, relate in particular to the printing process of the dynamic security pattern of multi-angle.
Background technology
The multi-angle dynamic patterns can very easily be realized through 3D stereosopic printing technology.3D stereosopic printing technology developed very also soon in these several years, and traditional printing article planes, static state, single effect have been broken in the 3D stereosopic printing, for printed matter has increased vigor, it are shown one's talent in market with keen competition.
3D space pattern or the printing of multi-angle dynamic patterns are manufactured with two kinds of methods: 1, printing space pattern, composite grating sheet again on the paper or on other material earlier; 2, straight by printed stereogram case on lenticular lenses.
But 3D stereosopic printing technology is difficult in packaging industry and uses, and main cause is: 1. the 3D stereosopic printing all is to realize through the grating stereo imaging technique in present stage, promptly all needs lenticular lenses.2. the compound required precision of printing precision and grating is all quite high, and percent defective is high.3. lenticular lenses is for there being certain thickness transparent plastic, and more than the general 1mm, thicker, third dimension are strong more.Lenticular lenses thickness is not suitable for packing considerably beyond the thickness of general packaging material (being generally below the 250g/ ㎡ like the packing paper, about thickness 0.25mm).4. the moulding of lenticular lenses folding box is quite difficult.5. on packing box, carry out the part and make quite difficulty: accurate alignment; Thickness is not made the part variable thickness with other and is caused, and is not suitable for packing.6. be not suitable for producing in enormous quantities.7. cost is big more a lot of than paper.
Summary of the invention
In order to solve the problems of the prior art, the invention provides the printing process of the dynamic security pattern of a kind of multi-angle.
The invention provides the printing process of the dynamic security pattern of a kind of multi-angle, comprise the steps:
A. make the multi-angle dynamic patterns;
B. grating documenting;
C. film output;
D. offset printing;
E. silk-screen or gravure.。
As further improvement of the present invention, in steps A, the multi-angle dynamic patterns is to be composited by two or more images.
As further improvement of the present invention, said multi-angle dynamic patterns is to be made by image processing software.
As further improvement of the present invention, in said steps A, comprise the steps:
A1. in image processing software, import two images, it is consistent that two images that import are cut into size;
A2. draw a rectangular boxes, highly equal the picture altitude that imports;
A3. duplicate and move horizontally rectangular boxes, produce the square square frame of a group leader, the square square frame width of a group leader equals the width of image;
A4. with the square square frame of a group leader be put in an image directly over, through image processing software image is positioned in the square square frame of a group leader, thereby forms initial pictures;
A5. another image is placed under the initial pictures, synthetic new images, this new images is a standard picture, said standard picture is used for the offset printing of step D.
As further improvement of the present invention, in said step B, comprise the steps:
B1. draw a vertical bar, the vertical bar height equals picture altitude, and the vertical bar width is 0.24mm;
B2. duplicate and move horizontally vertical bar, displacement is 0.34mm, and carries out duplicating and move horizontally and producing one group of parallel lines of repetition, and said one group of parallel lines width equals the width of image;
B3. export one group of parallel lines film, be used for the silk-screen printing down and use.
As further improvement of the present invention, in said steps A 4, said image processing software is " CorelDRAW " software, uses " the accurate cutting of picture frame " function of " CorelDRAW " software that image is positioned in the square square frame of a group leader.
As further improvement of the present invention, in said steps A 2, said picture altitude is 0.17mm; In said steps A 3, duplicate and move horizontally rectangular boxes, move horizontally distance for 0.34mm, and carry out repetition duplicate and move horizontally rectangular boxes, thereby produce the square square frame of a group leader.
As further improvement of the present invention, in said step e, adopt silk-screen, said silk-screen comprises the steps:
E1. full version silk-screen one deck type is oily on the good standard picture of offset printing;
E2. after treating full version ink for screen printing drying, one group of parallel lines of silk-screen again, one group of parallel lines needs accurate alignment image.
As further improvement of the present invention, in said step e 1, full version silk-screen mesh is used 250 orders; In said step e 2, one group of parallel lines silk-screen mesh adopts 200 order meshes, and the silk screen angle is 90 degree vertical angles.
As further improvement of the present invention, in said step e, adopt gravure.
The invention has the beneficial effects as follows: the printing process of the dynamic security pattern of multi-angle of the present invention; Combine with serigraphy or intaglio printing through offset printing and to realize the conversion of multi-angle dynamic patterns, can be implemented on the packing box product and realize through the direct mode of printing in part.
Description of drawings
Fig. 1 is a method flow diagram of the present invention.
The specific embodiment
As shown in Figure 1, the invention discloses the printing process of the dynamic security pattern of a kind of multi-angle, comprise the steps: in step S1, make the multi-angle dynamic patterns.In step S2, the grating documenting.In step S3, film output.In step S4, offset printing.In step S5, silk-screen or gravure.
In step S1, the multi-angle dynamic patterns is to be composited by two or more images.Said multi-angle dynamic patterns is to be made by image processing software.
Comprise the steps: in said step S1 that in step S11 in image processing software, import two images, it is consistent that two images that import are cut into size.In step S12, draw a rectangular boxes, highly equal the picture altitude that imports.In step S13, duplicate and move horizontally rectangular boxes, produce the square square frame of a group leader, the square square frame width of a group leader equals the width of image.In step S14, with the square square frame of a group leader be put in an image directly over, through image processing software image is positioned in the square square frame of a group leader, thereby forms initial pictures.In step S15, another image is placed under the initial pictures, synthetic new images, this new images is a standard picture, said standard picture is used for the offset printing of step S4.In step S1 successively execution in step S11 to step S15.
Comprise the steps: in said step S2 that in step S21 draw a vertical bar, the vertical bar height equals picture altitude, the vertical bar width is 0.24mm.In step S22, duplicate and move horizontally vertical bar, displacement is 0.34mm, and carries out duplicating and move horizontally and producing one group of parallel lines of repetition, said one group of parallel lines width equals the width of image.In step S23, export one group of parallel lines film, be used for the silk-screen printing down and use.In step S2 successively execution in step S21 to step S23.
In step S14, said image processing software is " CorelDRAW " software, uses " the accurate cutting of picture frame " function of " CorelDRAW " software that image is positioned in the square square frame of a group leader.
In step S12, said picture altitude is 0.17mm.In step S13, duplicate and move horizontally rectangular boxes, move horizontally distance for 0.34mm, and carry out repetition duplicate and move horizontally rectangular boxes, thereby produce the square square frame of a group leader.
In step S5, adopt silk-screen, said silk-screen comprises the steps: in step S51, full version silk-screen one deck type oil on the good standard picture of offset printing.In step S52, treat full version ink for screen printing drying after, one group of parallel lines of silk-screen again, one group of parallel lines needs accurate alignment image.In step S51, full version silk-screen mesh is used 250 orders.In step S52, one group of parallel lines silk-screen mesh adopts 200 order meshes, and the silk screen angle is 90 degree vertical angles.
Silk-screen among the step S5 adopts type oil technology, and the type oil viscosity requires about 80 seconds (measuring flowing time with the flow cup).
As an alternative embodiment of the invention, in said step S5, adopt gravure, require carving depth about 0.2mm, need to adopt laser engraving.
Image processing software among the present invention also can be " Photoshop " software, also can be " Adobe Illustrato " software.
The printing process of the dynamic security pattern of multi-angle of the present invention combines with serigraphy or intaglio printing through offset printing and to realize the conversion of multi-angle dynamic patterns.On the packing box product, realizing such special-effect through the direct mode of printing in part, also do not have in the market, especially in the cigarette case printing, is a brand-new intention product.The present invention has following advantage:
1. do not adopt grating material, the mode of printing-ink is adopted in the realization of the dynamic security pattern of multi-angle, can on general packing paper, print, and is fit to most of packing box productions.
2. technology all adopts printing process to accomplish, and yield rate is high, is fit to produce in enormous quantities.
3. can local print, and printing-ink thickness satisfies the requirement of package design fully, molding effect is with normally packing box is as broad as long.
4. the conversion of multi-angle dynamic patterns has antifalse effect, improves the packing surcharge.Cost is suitable with normal packing box printing, effectively practices thrift cost.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.