CN212906328U - Quick printing variable information code system - Google Patents
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- CN212906328U CN212906328U CN202021655339.2U CN202021655339U CN212906328U CN 212906328 U CN212906328 U CN 212906328U CN 202021655339 U CN202021655339 U CN 202021655339U CN 212906328 U CN212906328 U CN 212906328U
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Abstract
The utility model discloses a quick printing variable information code system, which comprises a variable information code image generating part, a microprocessor part, an intermediate storage medium part and a printing part; the microprocessor part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the microprocessor part is connected with the printing part for bidirectional data exchange and control; the printing part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the intermediate storage medium part is a deployment place of the variable information code image generation part and is also a calling place of the variable information code of the printing part. The utility model has the advantages that: the data transmission mode in a common printing scene is simplified, and the continuity of image generation and printing is improved; the intermediate storage medium is used as a data transfer place to shield the bottom layer difference between the variable information code and the digital printer, and the complexity of connection is reduced.
Description
Technical Field
The utility model belongs to the technical field of the printing of computer information image formation and digital printing machine linkage, especially relate to a system of variable information code implementation method of quick printing.
Background
The anti-counterfeiting technology has important significance in protecting the quality and public praise of brands in the market. However, with the development of various technologies, the technical cost of counterfeiters is increasingly reduced. Therefore, it is a difficult problem to select a proper anti-counterfeiting means for the product.
At present, the existing code anti-counterfeit label comprises a two-dimensional code, a bar code and the like. In the practical application of the commodity, manufacturers adopt the same anti-counterfeiting label for the same type of commodity for the purpose of saving the cost, the printing cost of the mode is lower, but the illegal person can easily copy the anti-counterfeiting label.
In order to hide the anti-counterfeiting information in the label, a patent "manufacturing method of paper anti-counterfeiting packaging box" (CN 110856996) proposes that a layer of plastic film is mounted on a paper product, and then gold stamping, silver stamping, UV or embossing and the like are performed. By adopting the mode, the whole printing process of the anti-counterfeiting mark is complex and time-consuming.
The patent "a skylight formula local texture anti-fake printed matter and processing technology thereof" (CN110956895) proposes that one side of a bottom layer departing from an anti-fake layer is provided with a first adhesive layer, one side of the anti-fake layer departing from the bottom layer is adhered with a printing layer, and an anti-fake fiber channel used for identifying the anti-fake layer is arranged on the printing layer. By adopting the mode, the anti-counterfeiting mark is divided into different layers, but the structure of the label is more complex, and the cost of the label is higher.
Patent "a book is anti-fake with printing technology" (CN110901250) proposes to utilize the protection film of two sides ironing to adhere to protection film and false proof mark in order to increase the adhesive force between the two, but this kind of scheme needs to reserve the space specially on the label and be used for adhering to the false proof label, and the outward appearance destruction to native label is comparatively obvious.
Therefore, a fast printing method for variable information codes with high transparency, high hiding performance and low cost is needed.
Disclosure of Invention
In order to solve the above problems, the present invention provides a system capable of printing variable information codes quickly, which can subtract the codes of big data to generate in advance, and transmit and download time through network in advance, thereby simplifying the transmission of variable information files and saving the whole printing time.
In order to achieve the above object, the utility model adopts the following technical scheme: a system for rapid printing of variable information codes, comprising: a variable information code image generating section, a microprocessor section, an intermediate storage medium section, a printing section; the microprocessor part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the microprocessor part is connected with the printing part for bidirectional data exchange and control; the printing part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the intermediate storage medium part is a deployment place of the variable information code image generation part and is also a calling place of the variable information code of the printing part.
The intermediate storage medium comprises one or more of a magnetic storage medium, a semiconductor storage medium and an optical disc medium.
The microprocessor part is a computer or a microprocessor in digital printing.
The microprocessor part is provided with a logic generation algorithm of the variable information code image.
The generation of the variable information code image is generated by automatic batch processing software installed in a computer, and the generated data is stored in an intermediate storage medium, so that the computer can conveniently acquire corresponding image data when calling a digital printer driver; the logic generation of the variable information code image can also be directly fixed into a microprocessor of the digital printer, the logic operation of the image can be carried out in the microprocessor, and then the generated image data is stored in an intermediate storage medium to supply the image output of the jet printing device of the digital printer.
The variable information code generating part is connected with the microprocessor part, generates image data with an anti-counterfeiting mark through operation, and stores the data in an intermediate storage medium; the variable information code generating program and the driver of the digital printer apparatus may be executed in the microprocessor section.
A variable information code image generating section converting the variable information into a code image having the variable information by calculation; the microprocessor has computing power as the running place of various software and drivers in the system; the intermediate storage medium is used as a storage place of data and programs, and can shield the bottom layer difference of the image generation equipment and the image printing equipment; the printer mainly prints the generated code image and converts the electronic image into a printed matter.
Through the linkage structure, the generated image of the variable information code is directly connected with the printing equipment through the intermediate storage medium part, so that the coordination of the generation and the printing of the code image is improved, and the intermediate conversion of data is reduced; meanwhile, the intermediate storage medium is used as a bridge, so that the difference between different image generation devices and different printing devices can be shielded, and the complexity of the whole system is reduced.
The utility model has the advantages that: the utility model adopts the mode that the intermediate storage medium is directly connected with the variable information code generating part and the digital printer part, thereby simplifying the data transmission mode in the common printing scene and further improving the continuity of image generation and printing; the intermediate storage medium is used as a data transfer place, so that the bottom layer difference between variable information code generation and a digital printer is shielded, and the complexity of connection is reduced.
Drawings
FIG. 1 is a flow chart of the overall system of the method for implementing the rapid printing of variable information codes of the present invention;
FIG. 2 is a schematic view of the datum line standard of the present invention;
FIG. 3 is an illustration of a variable information code image sample of the present invention;
FIG. 4 is a flowchart of the variable information code image generating portion of the present invention;
FIG. 5 is a flow chart of the printing portion of the present invention;
fig. 6 is a schematic structural diagram of a rapid printing variable information code according to the present invention;
fig. 7 is a schematic view of the underlying shield.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings, which are set forth as illustrative, not restrictive, of the embodiments of the invention.
As shown in fig. 1, an implementation method for fast printing variable information codes includes the following steps:
step S1, disposing the automatic batch processing program in the intermediate storage medium; the automatic batch processing procedure refers to: the original data are subjected to digital conversion to generate a two-dimensional dot matrix coordinate point set, the two-dimensional dot matrix coordinate points are converted into two-dimensional image information, corresponding anti-counterfeiting image data are generated, and the anti-counterfeiting image data are stored in an intermediate storage medium. The two-dimensional lattice coordinate point set is as follows: a two-dimensional set of points comprising data bits and data parsing erasure bits. And the data analysis erasure bits are subjected to error correction during decryption, and the polluted data is subjected to data recovery through calculation.
The intermediate storage medium refers to: including magnetic, semiconductor, and optical disk media or at least one of the storage media.
Step S2, automatically generating the variable information code image on line when the digital printer prints the variable information code image through the automatic batch processing program; the variable information code image refers to a two-dimensional dot matrix image that can carry variable information data.
In step S3, the generated variable information code is stored in the intermediate storage medium, and the printer simultaneously calls the variable information code image in the intermediate storage medium to print.
The generation method for automatically generating the online variable information code image comprises the following specific steps:
(1) designing a code pattern: designing the size and the precision of the variable information code picture and the information such as the position and the shape of the variable information in the picture;
(2) associating variable data: associating the designed code pattern with variable information and generating vector data; the vector data comprises at least one of variable information and code image characteristics, such as variable data information, image information, code information and code characteristic information. The image information comprises the size, precision, shape or one of the information of the picture; the code information includes code identification, shape, size, location, relationship, or one of them.
(3) Acquiring vector data: the automatic batch processing program acquires vector data and acquires the pattern and variable information of an image according to the special calibration of the vector data; the batch processing program acquires vector data, generates variable information codes according to variable information marks in the vector data and the characteristics of the codes, and the automatic batch processing program is resident in an intermediate storage medium and generates variable information code images according to information contained in the vector data.
(4) And (3) decomposition of variable information: the two-dimensional lattice coordinate point set is generated by carrying out digital conversion on variable information, carrying out binary-based decomposition on the converted data and then carrying out Reed-solomon (RS) coding. The two-dimensional lattice set not only comprises data bits, but also comprises erasure bits of the data and characteristic bits for image analysis;
(5) converting the two-dimensional lattice coordinate points into two-dimensional image information to generate image data with variable information;
(6) performing content verification on the image data of the variable information, and verifying the correctness of the generated image;
(7) the generated image data is stored in an intermediate storage medium so as to be read by a digital printer section.
The variable information is converted into picture information through operation and stored in an intermediate storage medium, the distribution of information points in a code graph with the variable information is determined, and the variable information is represented through different position distribution and different distance distribution among the information points and different proportions.
By adopting the technical scheme, the output style of the variable information is more diversified, so that the variable information can be conveniently hidden in the shading with different shapes; the mode that the intermediate storage medium is directly connected with the variable information code generating part and the digital printer part is adopted, the transmission mode of data in a common printing scene is simplified, and the continuity of image generation and printing is improved; the intermediate storage medium is used as a transfer place of data, so that the bottom layer difference between the variable information code and the digital printer is shielded, and the complexity of connection is reduced; the online detection mechanism can effectively detect the printing quality of the printed matter, timely eliminates the printing inferior-quality products of the labels, and improves the quality of the labels.
Example 1
As shown in fig. 1, the method for quickly printing variable information codes of the present invention comprises the following steps:
firstly, opening a computer, designing a code pattern style and associating variable data in network version 1.0 dragon point sound software to generate a printing authorization file, wherein the authorization file comprises basic information such as the size, the precision and the code value of a variable information generation image and the size of a code point; secondly, in v1.20.20.0622.1 automatic batch processing software, variable information is decomposed and RS coded by analyzing an authorization file and then converted into dot matrix coordinates, then a variable information code image is generated, the image data is stored in a computer after being verified to be correct, and if the image data is verified to be incorrect, the image data is regenerated and verified again until the image data is correct, and then the image is stored; and thirdly, starting a printing equipment program, printing the picture after reading the picture, finishing after checking that the printing is correct, and reading the picture again for printing until the printing is correct if the checking is incorrect.
Fig. 2 is a schematic diagram of a reference line standard, where a represents an angle of counterclockwise rotation, a is a value range of [0 °,360 ° ], a starting position of the angle is a horizontal direction, and a direction of the reference line is a starting position of counterclockwise rotation a.
Fig. 3 is a diagram showing an image sample of a variable information code, in which the rotation angle of the reference line in a is 0 °; 301 is a code of an information lattice, 302 is a blank position, and 303 is a datum line lattice code; the information dot matrix is distributed through different positions, different distances, different proportions, different phase modulation result distribution and the like relative to the reference dot matrix to record information; in b, the rotation angle of the reference line is 45 degrees, 304 has the same meaning as 301, 305 has the same meaning as 302, and 306 has the same meaning as 303; the data image of the anti-counterfeiting information has more blank dot matrixes, so that the anti-counterfeiting image has higher perspective when being printed, and the visual effect of the bottom image can be better preserved.
As shown in fig. 4, the variable information code image generation section workflow:
in the M1 step, acquiring original data needing anti-counterfeiting from a storage medium;
in the step M2, performing latticed conversion on digitized data in a microprocessor (intel (r) core (tm) i7-8700CPU @3.2GHz 3.19GHz) according to a corresponding conversion rule to obtain a two-dimensional latticed set, wherein when performing latticed conversion, the original data needs to be subjected to binary decomposition and RS encoding so as to improve the decoding speed and accuracy during data reading, and the two-dimensional latticed set includes data bit information and error correction bit information;
in step M3, the data in the two-dimensional latticed set is converted into image data in the microprocessor, and in the conversion, the data in the two-dimensional latticed set is recorded in different positions, different distances, different proportions, different phase modulation results and the like in the image;
in step M4, the variable information code image data is stored in the microprocessor as the forgery prevention image data in the storage medium.
In M4, the automatic batch processing program and the variable information to be printed are stored in the same intermediate storage medium, so that the transmission delay of the variable information image generated in the program is reduced, and the reading and writing performance of the variable information image can be obviously improved by adopting a high-performance I/O storage device; in the variable information printing process, the whole system adopts a linkage working mode, and the variable information generation and printing adopt a parallel mode, so that the waiting time of data is shortened.
As shown in fig. 5, the printing part workflow:
in step N1, the microprocessor acquires the variable information code data from the storage medium and parses the content of the data, wherein the parsed content includes but is not limited to verifying the validity of the picture, the correctness of the picture and the legibility of the picture;
in step N2, the microprocessor starts the drive system of the digital printer to start printing an image with variable information, which essentially establishes a data connection path between the image and the printing device in preparation for printing the image;
in step N3, the electronic image data is converted into a printed matter by a printing operation, which mainly includes reading of a printed image, power supply of a printing head, filling of ink nozzle color, and the like;
in step N4, the printed variable information code label is verified mainly by an online detection mechanism, and the printed defective products are rejected.
The online detection mechanism mainly comprises two types, namely visible optical identification and invisible optical identification.
In visible optical identification, the detection mechanism mainly comprises a high-speed linear array visual sensor and a microprocessor, wherein the high-speed linear array sensor receives printed image information through a pulse signal in the component, a variable information code image based on the linear array is obtained through a start pulse and an end pulse, and the printing quality of a code is judged in the microprocessor through analyzing data points in a sampling image.
Similarly, in invisible optical recognition, an optical sampler based on an invisible wavelength band such as infrared or ultraviolet is mainly used to sample a variable code printed using a special ink, and the sampled image data is detected and recognized in a microprocessor to confirm the printing quality of the image.
Example 2:
as shown in fig. 6, a system for rapidly printing a variable information code includes a variable information code image generating part, a microprocessor part, an intermediate storage medium part, a printing part; the microprocessor part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the microprocessor part is connected with the printing part to perform bidirectional data exchange and control; the printing part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the intermediate storage medium portion is a place where the variable information code image generating portion is disposed, and also serves as a place where the variable information code image of the printing portion is called. Each part in the model is connected through a system bus or a USB socket and the like; in the system, the intermediate storage medium is used as a bridge for connecting the variable information code generation part and the digital printer part, the variable information code can store data in the intermediate storage medium in real time during data generation, the digital printer can read image data to be printed in real time, and in the existing equipment, the data generation speed is far higher than the printing speed of the data, so that the effectiveness of the digital printer for reading the image data can be ensured, and the continuity of the printing operation of the system is ensured due to the real-time connection between the intermediate storage medium and the digital printer.
In the variable information code generating section, the calculation of the variable information includes automatically decomposing and RS-encoding the variable information while printing the variable information, and generating code image data. The RS-encoded data has certain error correction capability, and can be restored by calculation after the data is polluted.
In the intermediate storage medium part, the magnetic storage medium refers to a memory made of magnetic materials and comprises a magnetic disk memory (a hard disk and a soft disk), a tape memory and the like; a semiconductor storage medium, which refers to a solid-state electronic device for storing data information, which is manufactured by using a semiconductor integrated circuit process, and includes a Random Access Memory (RAM), a serial memory, and the like; optical disc media, a device for storing data using optical information as a carrier for storage, include non-erasable optical discs (CD-ROM, DVD-ROM), etc., and erasable optical discs (CD-RW, DVD-RAM). The intermediate storage medium comprises several characteristics: the automatic batch processing program is placed in the same intermediate storage medium as the variable information to be printed; the intermediate storage medium is used as the transfer of the image data, so that the difference between different image generation interfaces and printing interfaces can be effectively shielded; the intermediate storage medium connects the generation part and the printing part of the variable information code image, and is a bridge for data transfer in the system.
As shown in fig. 7, the main functions of the image generating apparatus are to calculate the combined position of the forgery-preventing lattice and to generate an image with a variable information code. So its composition can be served by a device having computing capabilities, of the type including, but not limited to, a computer, a microprocessor, etc.; also, the digital printer has the main functions of: the image data is printed as a printed matter. The components thereof may be served by devices having printing functions, including but not limited to inkjet printers, offset presses, and the like. In different hardware devices, interfaces are slightly different due to different manufacturers, but almost all computing devices support the calculation and generation of image data, and almost all printing devices support the direct printing of the image data, so that the difference of bottom layer hardware can be effectively shielded and the complexity of connection between different types of devices can be reduced by using an intermediate storage medium as a place for generating and reading the image data.
This embodiment is merely an explanation of the present invention, which is not a limitation of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.
Claims (4)
1. A system for rapid printing of variable information codes, comprising: a variable information code image generating section, a microprocessor section, an intermediate storage medium section, a printing section; the microprocessor part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the microprocessor part is connected with the printing part for bidirectional data exchange and control; the printing part is connected with the intermediate storage medium part to perform bidirectional data exchange and control; the intermediate storage medium part is a deployment place of the variable information code image generation part and is also a calling place of the variable information code of the printing part.
2. The system for rapid printing of variable information codes as in claim 1, wherein said intermediate storage medium portion comprises one or more of a magnetic storage medium, a semiconductor storage medium and an optical disc medium.
3. The system for rapid printing of variable information codes as in claim 1, wherein said microprocessor portion is a computer or a microprocessor in a digital printer.
4. The system of claim 3, wherein said microprocessor portion is provided with a logic generation algorithm for variable information code images.
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