Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, a kind of intaglio press line code-spraying equipment and code spraying method thereof are provided, low or the coding high in cost of production problem of the production efficiency being intended to exist when solving intaglio press coding in prior art, realizes on line intaglio press high speed code spraying function.
The technical scheme that technical solution problem of the present invention adopts is as follows:
A kind of intaglio press line code-spraying equipment, wherein, comprising:
Some jet head sets, each jet head sets comprises the nozzle that several rows are arranged in order further;
For the base of fixed nozzle;
Lifting regulating mechanism, for regulating the spacing of jet head sets and paper;
Scanning means, for scanning the coding signal post on paper;
Wherein, described jet head sets is fixed on base, and lifting regulating mechanism is connected with jet head sets, and scanning means is arranged on base, and before being positioned at coding station.
Described intaglio press line code-spraying equipment, wherein, also comprise one for carrying out the image collecting device of IMAQ to the paper at coding station place, described image collecting device is arranged on the top of coding station.
Described intaglio press line code-spraying equipment, wherein, also comprise one for regulating the position adjusting mechanism of the working region of jet head sets, described position adjusting mechanism is connected with jet head sets.
Described intaglio press line code-spraying equipment, wherein, the number of described jet head sets is 2-5, and comprise the capable nozzle of 3-5 in each jet head sets, the spacing between adjacent nozzle is 0.1mm-0.2mm; The number of described nozzle is 2500-5000.
Described intaglio press line code-spraying equipment, wherein, also comprise one for regulating the tension force division mechanism of the paper tension before and after coding station, also comprise one for regulating the top roller of localised tension, described top roller is arranged between tension force division mechanism.
Described intaglio press line code-spraying equipment, wherein, also comprises the nozzle protecting device that is arranged on spray nozzle front end.
Described intaglio press line code-spraying equipment, wherein, described nozzle protecting device comprises: slide rail, the first blocking parts being arranged on spray nozzle front end and the second blocking parts; Described slide rail is arranged on base, and the first blocking parts, the second blocking parts and described slide rail are slidably connected.
A code spraying method for described intaglio press line code-spraying equipment, wherein, comprises the following steps:
S1, capable by needing the Quick Response Code of coding to be divided into n × m according to the number m of jet head sets in advance, wherein, n, m are integer;
S2, conveying device by paper sheet delivery to coding station place time, after scanning means scans the coding signal post on paper, drive jet head sets start working;
S3, m group jet head sets is started working simultaneously: the first jet head sets carries out coding to the Quick Response Code of required coding the 1st row; Second jet head sets carries out coding to the Quick Response Code of required coding the 2nd row; 3rd jet head sets carries out coding to the Quick Response Code of required coding the 3rd row ... .. by that analogy; The m of m group jet head sets to the Quick Response Code of required coding is capable carries out coding;
S4, paper, under the drive of conveying device, travel forward, and m group jet head sets carries out coding more simultaneously to the Quick Response Code of required coding: the Quick Response Code 1+m of the first jet head sets to required coding is capable carries out coding; The Quick Response Code 2+m of the second jet head sets to required coding is capable carries out coding; The Quick Response Code 3+m of 3rd jet head sets to required coding is capable carries out coding ... .. by that analogy; After having sprayed, paper, under the drive of conveying device, moves forward, until complete the coding of Quick Response Code.
The code spraying method of described intaglio press line code-spraying equipment, wherein, in step sl, also comprises in advance by when needing the Quick Response Code of coding to be divided into several rows, arranges certain overlapping region between adjacent lines.
The code spraying method of described intaglio press line code-spraying equipment, wherein, arranges the base inclination certain angle of fixed nozzle, compensates the displacement of paper, ensure that Quick Response Code coding there will not be deviation according to the speed of paper operation.
A kind of intaglio press line code-spraying equipment provided by the present invention and code spraying method thereof, overcome the technical deficiency of existing intaglio press, not only can realize coding with existing intaglio press, and synchronously carrying out of gravure printing process and coding operation can be realized, shorten the production cycle, improve coding efficiency.
Detailed description of the invention
The invention provides a kind of intaglio press line code-spraying equipment and code spraying method thereof, for making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See also Fig. 1 and Fig. 2, Fig. 1 is the schematic diagram of intaglio press line code-spraying equipment provided by the invention preferred embodiment, and Fig. 2 is the schematic diagram of the jet head sets of the embodiment of the present invention.As shown in the figure, intaglio press line code-spraying equipment provided by the invention comprises: some jet head sets 100, for the base 200 of fixed nozzle, for regulating lifting regulating mechanism 300 and the scanning means (not shown) of the spacing of jet head sets and paper; Wherein, described jet head sets 100 is fixed on base, and lifting regulating mechanism 300 is connected with jet head sets 100, and scanning means 400 is arranged on base 200, and before being positioned at coding station; Each jet head sets comprises the nozzle that several rows are arranged in order further.
Specifically, please continue to refer to Fig. 1, described base 200 is arranged on the top of the conveying device 20 for carrying paper 10, which is provided with some jet head sets 100, each jet head sets 100 comprises the nozzle that several rows are arranged in order further, conveying device by paper sheet delivery to coding station place time, scanning means (not shown) drives this code-spraying equipment to start working after scanning the coding signal post on paper: complete coding work by certain portion nozzle in jet head sets; Then paper continues on to drying station, completes the ink baking and curing work of coding.Wherein, each nozzle can work independently, and according to the needs of coding, controls corresponding nozzle carry out coding by corresponding control system.In the present embodiment, described jet head sets can be 5 groups, and the spacing between the nozzle in each jet head sets is 0.1mm-0.2mm, thus ensure that the precision of coding.
Introduce the course of work of jet head sets below, see also Fig. 2, it is the schematic diagram of the jet head sets of the embodiment of the present invention.As shown in the figure, in the present embodiment, described jet head sets 100 is 3 groups (generally can arrange 2-5 group), and each group jet head sets 100 comprises 2 row nozzles.Quick Response Code is in coding production process, and paper travels forward, and shower nozzle keeps motionless, is worked, complete coding process line by line by the motion shower nozzle ink-jet of paper.In the present embodiment, Quick Response Code a line of the corresponding coding of each jet head sets and 3 row of being separated by thereof: for example: the Quick Response Code first, the 4th, the 7th of the corresponding required coding of the first jet head sets 110 ... ... (1+3n, n are integer) OK by that analogy; The Quick Response Code second, the 5th, the 8th of the corresponding required coding of the second jet head sets 120 ... .. by that analogy (2+3n, n are integer) OK; The Quick Response Code the 3rd, the 6th, the 9th of the corresponding required coding of the 3rd jet head sets 130 ... .. by that analogy (3+3n, n are integer) OK.When Quick Response Code coding, after paper sheet delivery to coding station, the Quick Response Code of the first jet head sets, the second jet head sets, the 3rd jet head sets corresponding required coding simultaneously carries out coding the first row, the second row and the third line, after having sprayed, paper is under the drive of conveying device, travel forward, first jet head sets, the second jet head sets, the 3rd jet head sets can carry out coding the 4th, the 5th, the 6th row to the Quick Response Code of required coding more simultaneously ... .. by that analogy, after splitting coding by three shower nozzles, combine whole coding process.For former single shower nozzle, its speed improves 3 times (n group jet head sets just can improve n times of coding efficiency in theory), thus make UV Printing ink producing technique can realize online code-spraying printing on high-speed gravure printing machine, substantially increase production efficiency.
Described lifting regulating mechanism is for regulating the spacing of jet head sets and paper, and when coding, the distance between jet head sets and paper remains between 1.5mm-2.5mm.The position of opening joint with a rear coil paper is opened at last coil paper, phenomenon that paper there will be when being transported to coding station " carrying tail ", namely the paper of joint tilts, now, likely to injure shower nozzle, by the spacing of the too high jet head sets of lifting regulating mechanism and paper, avoid " carrying tail ", avoid the damage of shower nozzle.
Further, at drying station place, described intaglio press line code-spraying equipment also comprises a UV-LED lamp.Adopt UV-LED lamp can realize the primary solidification of variable information code on paper.The specification of described UV-LED lamp can be come to select as required, has just repeated no more here.
Further, in order to X-ray inspection X coding quality (product printing quality can also be checked further), and sort out substandard product in time, intaglio press line code-spraying equipment of the present invention also comprises one for carrying out the image collecting device of IMAQ to the paper at coding station place, and described image collecting device is arranged on the top of coding station.Described image collecting device connects the PC that preserves the database of the information of variable information code, by image acquisition device to variable information code (also can read variable information code by photoelectric scanning device), then compare with the information of the variable information code of database in PC, determine that whether the coding position of variable information code is correct, thus by the position adjusting mechanism of the working region for regulating jet head sets, jet head sets is regulated, change the coding position of jet head sets, ensure coding quality.
Further, when coding, when localised tension changes, coding can be caused inaccurate, time more serious, follow-up reading code difficulty can be caused.And the tenslator of entirety cannot adjust local tension variation.Therefore, described intaglio press line code-spraying equipment also comprises one for regulating the tension force division mechanism of the paper tension before and after coding station.Tension force segmentation is carried out to needing the paper of coding by independently tension force division mechanism, in addition, also comprise one for regulating the top roller of localised tension, thus when paper localised tension changes, localised tension can be adjusted in time by top roller, overall printing can not be affected, meanwhile, also achieve and detect adjustment in real time in real time, decrease waste, save cost, there is very good application prospect.
In order to better protect shower nozzle, described intaglio press line code-spraying equipment also comprises the nozzle protecting device that is arranged on spray nozzle front end.In the present embodiment, described nozzle protecting device comprises: slide rail, the first blocking parts being arranged on spray nozzle front end and the second blocking parts; Described slide rail is arranged on base, and the first blocking parts, the second blocking parts and described slide rail are slidably connected.First blocking parts and the second blocking parts along slide rail move toward one another or reverse motions, thus expose corresponding nozzle.Specifically, according to coding demand, the working region of selected nozzle, controls the first blocking parts and the second blocking parts along slide rail relative motion, shelters from the nozzle without the need to work.
The present invention also provides a kind of code spraying method of intaglio press line code-spraying equipment, and as shown in Figure 3, it comprises the following steps:
S100, capable by needing the Quick Response Code of coding to be divided into n × m according to the number m of jet head sets in advance, wherein, n, m are integer;
S200, conveying device by paper sheet delivery to coding station place time, after scanning means scans the coding signal post on paper, drive jet head sets start working;
S300, m group jet head sets is started working simultaneously: the first jet head sets carries out coding to the Quick Response Code of required coding the 1st row; Second jet head sets carries out coding to the Quick Response Code of required coding the 2nd row; 3rd jet head sets carries out coding to the Quick Response Code of required coding the 3rd row ... .. by that analogy; The m of m group jet head sets to the Quick Response Code of required coding is capable carries out coding;
S400, paper, under the drive of conveying device, travel forward, and m group jet head sets carries out coding more simultaneously to the Quick Response Code of required coding: the Quick Response Code 1+m of the first jet head sets to required coding is capable carries out coding; The Quick Response Code 2+m of the second jet head sets to required coding is capable carries out coding; The Quick Response Code 3+m of 3rd jet head sets to required coding is capable carries out coding ... .. by that analogy; After having sprayed, paper, under the drive of conveying device, moves forward, until complete the coding of Quick Response Code.
In short, for intaglio press line code-spraying equipment of the present invention, only need control paper and travel forward n time, each jet head sets spray m is capable.For former single shower nozzle, which raises n times of coding efficiency.
Further, because Quick Response Code is divided into several rows, be carry out coding by different jet head sets between adjacent lines, therefore easily there will be " seam " white edge phenomenon between adjacent lines, namely the connecting position place ink ejection amount of adjacent lines is not enough, occurs virtualization phenomenon.In order to avoid the generation of this phenomenon, in step sl, in advance by when needing the Quick Response Code of coding to be divided into several rows, certain overlapping region (such as: the overlapping ranges of the 5%-10% of every a line) is set between adjacent lines, by controlling ink ejection amount, ensure to there will not be " seam " white edge phenomenon between adjacent lines.
Further, because paper travels forward at a high speed under the drive of conveying device, paper surface in motion process can drive air, formed one distinguished and admirable.Under the action of the forces of the wind, the ink droplet of ink-jet is easily driven by wind, occurs displacement, causes Quick Response Code coding shape to be out of shape, occurs deviation.Therefore, when designing, the speed can run according to paper arranges the base inclination certain angle of fixed nozzle, compensates the displacement of paper, ensures that Quick Response Code coding there will not be deviation.Preferred base angle of inclination is 5 °-15 °, according to sheet movement speed, according to the linear relationship of setting, by the leaning device of driven by motor base, automatically can complete adjustment.
In sum, a kind of intaglio press line code-spraying equipment provided by the invention and code spraying method thereof, it comprises: some jet head sets, for the base of fixed nozzle with for regulating the lifting regulating mechanism of the spacing of jet head sets and paper; Wherein, described jet head sets is fixed on base, and lifting regulating mechanism is connected with jet head sets, and each jet head sets comprises the nozzle be arranged in order further.Overcome the technical deficiency of existing intaglio press, not only can realize coding with existing intaglio press, and synchronously carrying out of gravure printing process and coding operation can be realized, shorten the production cycle, improve coding efficiency.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.