CN109515019A - A kind of method of adjustment of continuous colour code chromatography - Google Patents

A kind of method of adjustment of continuous colour code chromatography Download PDF

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Publication number
CN109515019A
CN109515019A CN201811462592.3A CN201811462592A CN109515019A CN 109515019 A CN109515019 A CN 109515019A CN 201811462592 A CN201811462592 A CN 201811462592A CN 109515019 A CN109515019 A CN 109515019A
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China
Prior art keywords
chromatography
colour
colour code
camera
code
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CN201811462592.3A
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Chinese (zh)
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CN109515019B (en
Inventor
王培学
谢名优
周进华
胡付宜
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汕头东风印刷股份有限公司
延边长白山印务有限公司
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Priority to CN201811462592.3A priority Critical patent/CN109515019B/en
Publication of CN109515019A publication Critical patent/CN109515019A/en
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Publication of CN109515019B publication Critical patent/CN109515019B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00Inking and printing with a printer's forme
    • B41M1/14Multicolour printing

Abstract

The present invention provides a kind of method of adjustment of continuous colour code chromatography, mainly when formulating printing plate, a corresponding number is carved beside assorted target, needs first to be input in control system actual chromatography relationship between colour code each on printing plate and the corresponding relationship and each colour code of number before production;By the way that camera is arranged, after each colour cell Print color code, entire paper tape is scanned by camera, image captured by camera is divided into several groups version width according to the version width perimeter of setting by system, assorted target position in same group of version width of system identification, the colour code for needing chromatography is found by identiflication number, and find benchmark colour code as position versus, at a distance from showing that benchmark colour code is longitudinal and lateral between chromatography colour code, the two distances are compared to the error amount for obtaining chromatography with chromatography relationship actual between colour cell again, system adjusts executing agency by error amount and completes chromatography work.Distance of this method not between by two colour codes is limited, and colour code position can be arbitrarily arranged according to typesetting situation, realizes high-precision, efficient chromatography work.

Description

A kind of method of adjustment of continuous colour code chromatography

Technical field

The present invention relates to the chromatography technical fields of roll web, refer in particular to a kind of method of adjustment of continuous colour code chromatography.

Background technique

Web printing equipment is high-efficient because its speed is fast, printing quality stable and be widely used in press, roll up Coil paper also has oneself unique individual character, is exactly continuous operation because being roll web, and centre is not interrupted, mutual position between that colour cell It just needs to be aligned, not so design and color will become, unlike sheet-fed guarantees the position between every colour cell by mechanical gripper Relationship, because of continuity, centre cannot stop for web printing, shut down the material that primary front and back just needs 200 meters or so Waste, so the position between colour cell is corresponding very crucial with regard to what is shown, major part Chromatic Printing Control System is machine startup at present in industry, operation Personnel push from the first color of foremost by color pressure roller, are then printed with color on paper tape, and operator is manually needing chromatography The mobile door of colour code in, need to operate from the first color of front to colour cell below, after being all pulled in door all colour codes, because rolling up at present The hardware distance of two probes of coil paper Chromatic Printing Control System is 20mm, so only manually between two colour codes for needing chromatography Distance adjust in 20mm or so, could start chromatography, not so equipment has no idea to be identified, beginning carried out in operator control panel Chromatography relationship carries out chromatography, and after set is printed, then hoisting machine speed starts normally to produce, and this mode is because being manually to be grasped To make, speed is relatively low, and it is fast invisible, and printing effect is bad under low-speed situations, as the more equipment of color colour cell, needs It wants operator to run back and forth, even if the operative employee that operation is more skilled, starts also at least to need to adjust 4-5 when chromatography every time The length of printing equipment could complete chromatography work, and it is big that this mode does not only result in labor intensity of operating staff, and cannot achieve Accurate chromatography.

Summary of the invention

It is an object of the invention to be directed to the existing state of the art, a kind of method of adjustment of continuous colour code chromatography, nothing are provided By any typographical sequences, accurate chromatography can be carried out by system adjust automatically, it is high-efficient, precision is high.

In order to achieve the above objectives, the present invention adopts the following technical scheme:

The present invention is a kind of method of adjustment of continuous colour code chromatography, is mainly comprised the steps that

(1) when formulating printing plate, a corresponding number is carved beside assorted target, guarantees each colour code institute in same printing plate Corresponding number is all different;

(2) it is needed before producing first actual chromatography relationship between colour code each on printing plate and the corresponding relationship and each colour code of number It is input in control system;

(3) by the second colour cell, at rear, the front end of each colour cell is respectively provided with camera, and the front end of the first colour cell is set as needed Or it is not provided with camera;

(4) after each colour cell Print color code, entire paper tape is scanned by camera, image captured by camera by system according to The version width perimeter of setting is divided into several groups version width, in same group of version width, colour code captured by first camera be one, second Colour code captured by camera be two, colour code captured by N camera be it is N number of, and so on;

(5) assorted target position in same group of version width of system identification, the colour code for needing chromatography is found by identiflication number, and look for To the benchmark colour code as position versus, obtain benchmark colour code between chromatography colour code it is longitudinal at a distance from transverse direction, system by this Two actual chromatography relationships between distance and colour cell compare the error amount for obtaining chromatography, and error amount is conveyed to chromatography by system Executing agency, executing agency make adjustment completes chromatography work.

In above scheme, encoder is equipped in the printing element of each colour cell.

In above-mentioned steps (3), if paper tape is art post paperboard, the first colour cell is benchmark colour cell, then the front end of the first colour cell is not required to Camera is set.

Further, each camera is each equipped with light source.

The invention has the benefit that using chromatography method of adjustment of the invention, it can be any according to the typesetting situation of the space of a whole page The position for arranging colour code is identified by camera and is positioned, and measures the error of required adjustment when chromatography, it can be achieved that full-automatic high-precision Spend chromatography.This method does not need operator and does any Workforce Operations and processing, only need to be relevant parameter input control system It can all be automatically performed, not only save manpower and material resources, reduce production cost, and chromatography can be completed at high speeds, Efficiency greatly improves.

Detailed description of the invention:

Accompanying drawing 1 is the structural representation of the present invention;

Attached drawing 2 is the image comparison of each version width in the same version width group of the present invention.

Specific embodiment:

A kind of method of adjustment of continuous colour code chromatography of the invention, i.e., install a set of reading Munsell system additional, such as between each print couple It shown in Fig. 1, is mainly made of camera, light source, encoder, it is necessary first to adjust camera position, enable colour code in the bat of camera It takes the photograph in range, when printing machine starting starts printing, for encoder signals to camera, camera, which is opened, adopts figure work, specific to wrap Include following steps:

(1) when formulating printing plate, a corresponding number is carved beside assorted target, guarantees each colour code institute in same printing plate Corresponding number is all different.

(2) it is needed before producing first actual chromatography between colour code each on printing plate and the corresponding relationship and each colour code of number Relationship is input in control system, such as the number carved on printing plate is 1, and when printing is in the 5th colour cell, when system identification goes out 1 It is the 5th colour cell that Shi Ze, which knows,;The number carved on printing plate is 3, and when printing is in the 4th colour cell, when system identification goes out 3 Shi Zezhi Road is the 4th colour cell.

(3) by the second colour cell, at rear, the front end of each colour cell is respectively provided with camera, and camera is each equipped with light source, and first The front end of colour cell is set as needed or is not provided with camera, i.e. for paper tape if art post paperboard, the first colour cell is benchmark colour cell, then and first The front end of colour cell does not need setting camera.

(4) after each colour cell Print color code, entire paper tape is scanned by camera, image captured by camera is by system It is divided into several groups version width according to the version width perimeter of setting, in same group of version width, colour code captured by first camera is one, Colour code captured by second camera be two, colour code captured by N camera be it is N number of, and so on, system can be to this edition width group All editions interior width carry out image recognition processing, can identify the position between each number colour code.

(5) assorted target position in same group of version width of system identification, the colour code for needing chromatography is found by identiflication number, with And find benchmark colour code as position versus, obtain benchmark colour code between chromatography colour code it is longitudinal at a distance from transverse direction, system The two distances are compared to the error amount for obtaining chromatography with chromatography relationship actual between colour cell, system is conveyed to error amount The executing agency of chromatography, executing agency, which makes adjustment, completes chromatography work.

In first version width group chromatography adjustment, preferably below all colour codes using colour code printed by the first colour cell as Basis of reference, regardless of whether paper tape is art post paperboard, first colour code is usually more accurately that then other colour codes are right with it Than distance and the practical chromatography range error minimum of setting, such set print-out rate between the two can be made faster, to reduce waste;And After the completion of first version width group chromatography adjusts, paper tape enters normal high speed and covers watermark patterns, if continuing to carry out with the first colour code Comparison, then accumulative error can be gradually increased, and due to the adjustment Jing Guo first version width group, chromatography error is minimized, In each edition width group after then, is preferably compared with two colour codes of successive chromatography sequence, error can be made further to walk diminution, subtracted Few chromatography time, improve chromatography precision.

As shown in Fig. 2, printing when because design relationship, chromatography sequence be not it is unalterable, utilize this The method of adjustment of invention can be changed according to actual needs, chromatography relationship as all colours below be all with number be 1 It is 1 colour code chromatography that colour code, which carries out chromatography or the 2nd kind of color with number, other colors are all with numbering the colour code chromatography for being 2, then It only needs the corresponding relationship of chromatography to be input in control system, then can measure between two colour codes corresponding to sequencing Position.

Certainly, the above is only better embodiments of the invention, and use scope of the invention is not limited with this, therefore, it is all It is to make equivalent change in the principle of the invention should be included within the scope of the present invention.

Claims (4)

1. a kind of method of adjustment of continuous colour code chromatography, it is characterised in that: mainly comprise the steps that
(1) when formulating printing plate, a corresponding number is carved beside assorted target, guarantees each colour code institute in same printing plate Corresponding number is all different;
(2) it is needed before producing first actual chromatography relationship between colour code each on printing plate and the corresponding relationship and each colour code of number It is input in control system;
(3) by the second colour cell, at rear, the front end of each colour cell is respectively provided with camera, and the front end of the first colour cell is set as needed Or it is not provided with camera;
(4) after each colour cell Print color code, entire paper tape is scanned by camera, image captured by camera by system according to The version width perimeter of setting is divided into several groups version width, in same group of version width, colour code captured by first camera be one, second Colour code captured by camera be two, colour code captured by N camera be it is N number of, and so on;
(5) assorted target position in same group of version width of system identification, the colour code for needing chromatography is found by identiflication number, and look for To the benchmark colour code as position versus, obtain benchmark colour code between chromatography colour code it is longitudinal at a distance from transverse direction, system by this Two actual chromatography relationships between distance and colour cell compare the error amount for obtaining chromatography, and error amount is conveyed to chromatography by system Executing agency, executing agency make adjustment completes chromatography work.
2. a kind of method of adjustment of continuous colour code chromatography according to claim 1, it is characterised in that: the print of each colour cell Encoder is equipped in brush unit.
3. a kind of method of adjustment of continuous colour code chromatography according to claim 1 or 2, it is characterised in that: the step (3) In, if paper tape is art post paperboard, the first colour cell is benchmark colour cell, then the front end of the first colour cell does not need setting camera.
4. a kind of method of adjustment of continuous colour code chromatography according to claim 3, it is characterised in that: each camera is matched It is equipped with light source.
CN201811462592.3A 2018-12-03 2018-12-03 Method for adjusting continuous color code overprinting CN109515019B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811462592.3A CN109515019B (en) 2018-12-03 2018-12-03 Method for adjusting continuous color code overprinting

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CN201811462592.3A CN109515019B (en) 2018-12-03 2018-12-03 Method for adjusting continuous color code overprinting

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3027462A (en) * 1958-05-22 1962-03-27 Helmes Machf Apparatus for bringing two moving indicia marks into register with each other
CH690096A5 (en) * 1994-05-25 2000-04-28 Bobst Sa Rotary polychrome printing machine register monitoring system uses two linear sets of register marks picked up by reading cell
CN101003202A (en) * 2007-01-19 2007-07-25 长春市吉海测控技术有限责任公司 Method of using camera to carry out controlling automatic alignment for printing machine
WO2012097776A1 (en) * 2011-01-12 2012-07-26 Siemens Aktiengesellschaft Method for register control with freely selectable marks
CN203681008U (en) * 2014-02-25 2014-07-02 湖北宜昌龙鼎印务有限公司 Polychrome printing positioning device
CN207683124U (en) * 2017-12-28 2018-08-03 长春市吉海测控技术有限责任公司 A kind of chromatography detection device with camera review identification function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3027462A (en) * 1958-05-22 1962-03-27 Helmes Machf Apparatus for bringing two moving indicia marks into register with each other
CH690096A5 (en) * 1994-05-25 2000-04-28 Bobst Sa Rotary polychrome printing machine register monitoring system uses two linear sets of register marks picked up by reading cell
CN101003202A (en) * 2007-01-19 2007-07-25 长春市吉海测控技术有限责任公司 Method of using camera to carry out controlling automatic alignment for printing machine
WO2012097776A1 (en) * 2011-01-12 2012-07-26 Siemens Aktiengesellschaft Method for register control with freely selectable marks
CN203681008U (en) * 2014-02-25 2014-07-02 湖北宜昌龙鼎印务有限公司 Polychrome printing positioning device
CN207683124U (en) * 2017-12-28 2018-08-03 长春市吉海测控技术有限责任公司 A kind of chromatography detection device with camera review identification function

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
孙玉秋: "国产凹印机自动套色控制系统", 《包装工程》 *

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