CN102756550A - On-line color controlling device and method for photogravure press - Google Patents
On-line color controlling device and method for photogravure press Download PDFInfo
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- CN102756550A CN102756550A CN2012102211563A CN201210221156A CN102756550A CN 102756550 A CN102756550 A CN 102756550A CN 2012102211563 A CN2012102211563 A CN 2012102211563A CN 201210221156 A CN201210221156 A CN 201210221156A CN 102756550 A CN102756550 A CN 102756550A
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Abstract
The invention discloses an on-line color controlling device and an on-line color controlling method for a photogravure press. The method comprises the following steps of: adjusting ink viscosity by a first adjusting device according to a result detected by the first detecting device, after the ink viscosity is confirmed, timely detecting whether the color of a printing image on a material to be printed is within a preset threshold range of color tolerance or not by a spectrophotometer camera, when the color of the printing image exceeds the preset threshold range of the color tolerance, computing color adjustment by a treating device, and controlling a second adjusting device to timely adjust according to the computed color adjustment, so that the real-time detection and the real-time adjustment can be realized, the device and the method are time-saving and labor-saving, the waste can be reduced, and the production cost can be greatly saved, so that the device and the method are very good in application prospect.
Description
Technical field
The present invention relates to printing technology, especially a kind of intaglio press is in line color control device and method.
Background technology
Intaglio printing is called for short gravure, is four big mode of printings a kind of mode of printings wherein.Intaglio printing is a kind of direct printing process; As shown in Figure 1, picture and text directly are produced on the plate cylinder 10, stock 30 passes through between the impression cylinder 20 of encapsulate and plate cylinder 10; Has pit on the said plate cylinder 10; After plate cylinder 10 inkings (in the present embodiment, plate cylinder 10 carries out inking through immersing black groove 40), utilize doctor 50 printing ink of plate cylinder 10 blank parts to be scraped off (then staying the printing ink in the pit); Plate cylinder 10 contacts with impression cylinder 20 then, and printing ink contained in the pit is imprinted directly on the thing 30.Wherein, the deep or light level of the picture on the stock 30 is to determine that by the size of pit and the depth if pit is darker, the printing ink that then contains is more, and the China ink layer that stays on the stock 30 of impression back is just thicker; If opposite pit is more shallow, the quantity of ink that then contains is just less, and the China ink layer that stays on the stock 30 of impression back is just thinner.
Under the situation that intaglio press is fixed, the color that influences on the stock mainly contains 2 points:
The one, the viscosity of printing ink, the viscosity of printing ink too hour, the mobile increase, the printing ink colour saturation has reduced simultaneously, makes the color on the printed matter apprehensive; Viscosity is excessive then can partly to occur scratch and scumming fault at the picture and text of stock;
The 2nd, the form and aspect of printing ink, because spot ink is adopted in intaglio printing now mostly, and the prescription of spot ink is inconsistent, causes the form and aspect deviation easily.
Therefore, we can regulate the color on the stock through the viscosity and the form and aspect of adjustment printing ink.About the measuring method of printing ink viscosity, have multiple, such as adopting printing ink from the kinematic viscosity controller etc.; And, in the prior art, generally adopt color difference meter to carry out for the measurement of printing ink form and aspect, promptly spectrophotometer detects.Spectrophotometer is through according to the Lab principle of the CIE colour space, measures the aberration △ E that demonstrates sample and sample and △ L, △ a, △ b value, and wherein, △ E representes the size of total color difference; △ L+ representes white partially, and △ L-representes black partially; △ a+ representes red partially, and △ a-representes green partially; △ b+ representes inclined to one side Huang, and △ b-representes inclined to one side indigo plant.Thereby the analysis according to above-mentioned △ E and △ L, △ a, △ b value can confirm whether the color on the stock meets the requirements.Form and aspect through adjustment printing ink again, with the range regulation of aberration △ E within the tolerance band.
Yet; This regulative mode has tangible hysteresis quality: spectrophotometer can only be offline inspection at present, must the product that produce be taken the color difference meter place, detects (generally be at set intervals then detect) by staff's off-line; So; When detecting aberration △ E when exceeding tolerance band, produced certain batch defective products on the production line, thereby caused cost waste.In addition, find that product produces aberration, adopt the manual adjustment mode,, can occur repeatedly adjusting just reaching quality requirements, will inevitably produce faulty goods in the adjustment process owing to artificial skills involved in the labour are different.Simultaneously, through the manual work adjustment, will inevitably increase human cost.
Therefore, prior art awaits to improve and development.
Summary of the invention
The technical problem that the present invention will solve is, to utilizing color difference meter check stock color aberration in the prior art, causes control lag when regulating again, thereby the problems such as waste of production cost occur.
The technical scheme that technical solution problem of the present invention is adopted is following:
A kind of intaglio press wherein, comprising at the line color control device:
First checkout gear is used to detect the printing ink viscosity;
First adjusting device is used for regulating the printing ink viscosity according to the result that first checkout gear detects;
Second checkout gear, whether the color that is used to detect the printed images on the stock is within the threshold range of predefined color tolerances;
Treating apparatus is used for when the color of printed images exceeds the threshold range of predefined color tolerances, calculates the color adjustment, and according to the second following adjusting device of being calculated of color adaptation control;
Second adjusting device is used for carrying out the printing ink form and aspect in real time according to the instruction of treating apparatus and regulates;
Wherein, said second checkout gear is the spectrophotometer camera.
Described intaglio press is at the line color control device; Wherein, Also comprise a printing ink circulatory system; The said printing ink circulatory system comprises black groove, advances the China ink pipe, goes out China ink pipe and black cylinder, and the printing ink in the said black cylinder flow in the said black groove through advancing the China ink pipe, and the printing ink in the black groove flow in the said black cylinder through going out the China ink pipe.
Described intaglio press is at the line color control device, and wherein, said first adjusting device comprises that one is used in black cylinder, adding the solvent adding set of solvent, and said solvent adding set connects said black cylinder through pipeline.
Described intaglio press is at the line color control device, and wherein, said second adjusting device comprises some basic printing ink, and it is connected in the black cylinder through printing ink interpolation pipeline respectively, and said printing ink adds pipeline and is provided with flow control valve.
A kind of described intaglio press wherein, may further comprise the steps in the line color control method:
ST1, first adjusting device are regulated the printing ink viscosity according to the result that first checkout gear detects;
Whether the color that ST2, spectrophotometer camera detect the printed images on the stock is within the threshold range of predefined color tolerances, when the color of printed images exceeds the threshold range of predefined color tolerances, carries out step ST3;
ST3, treating apparatus calculate the color adjustment, and control second adjusting device according to the color adaptation of being calculated;
ST4, second adjusting device are regulated according to the instruction of treating apparatus in real time.
Described intaglio press is in the line color control method, and wherein, first checkout gear is that printing ink is from the kinematic viscosity controller among the said step ST1.
Described intaglio press is in the line color control method; Wherein, Said first adjusting device is carried out the adjusting of printing ink viscosity and specifically comprised: in black cylinder, add solvent through the solvent adding set, said solvent includes but not limited to one or more in n-propyl, isopropyl alcohol, ethanol and the ethyl ester.
Described intaglio press is in the line color control method; Wherein, Said second adjusting device is carried out the adjusting of printing ink form and aspect and is specifically comprised: after treating apparatus calculates the color adjustment, send instructions to printing ink and add the flow control valve on the pipeline, control the flow that basic printing ink flows to black cylinder.
Described intaglio press is in the line color control method, and wherein, the number of said basic printing ink is between 8 to 10, and the corresponding printing ink of each basic printing ink adds pipeline.
Described intaglio press is in the line color control method; Wherein, Also comprise the pattern on step ST5, the said spectrophotometer collection stock, compare, confirm the quality of the pattern on the said stock with predefined standard pattern; When deviation appears in the quality of pattern on the said stock, then send corresponding alarm through warning device.
Beneficial effect:
Intaglio press of the present invention is in line color control device and method; At first regulate the printing ink viscosity through first adjusting device according to the result that first checkout gear detects, confirm after the printing ink viscosity, whether the color that detects the printed images on the stock in real time through the spectrophotometer camera again is within the threshold range of predefined color tolerances; And when the color of printed images exceeds the threshold range of predefined color tolerances; Calculate the color adjustment by treating apparatus, and control second adjusting device according to the color adaptation of being calculated and regulate in real time, thereby realized real-time detection real-time regulated; Time saving and energy saving; And reduced waste, practiced thrift production cost greatly, had very good prospects for application.
Description of drawings
Fig. 1 is the sketch map of the gravure printing apparatus of prior art.
Fig. 2 is the structured flowchart of intaglio press of the present invention at the line color control device.
Fig. 3 is the sketch map of intaglio press of the present invention intaglio press in the embodiment of line color control device.
Fig. 4 is the flow chart of intaglio press of the present invention in the line color control method.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, clear and definite, below develop simultaneously embodiment to further explain of the present invention with reference to accompanying drawing.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 2, it is the structured flowchart of intaglio press of the present invention at the line color control device.As shown in the figure; Said intaglio press comprises successively first checkout gear 100 that connects, first adjusting device 200, second checkout gear 300, treating apparatus 400 and second adjusting device 500 at the line color control device; Wherein, said second checkout gear 300 is the spectrophotometer camera.
Specifically, said first checkout gear 100 is used to detect the printing ink viscosity; It can adopt utilization rotation of printing ink viscosity measuring cup or decanter type measuring method to measure; First adjusting device 200 is regulated the printing ink viscosity according to the result that first checkout gear detects; After having confirmed the printing ink viscosity, we carry out the adjusting of color form and aspect again, and wherein, whether the color that said second checkout gear 300 is used to detect the printed images on the stock is within the threshold range of predefined color tolerances; When treating apparatus 400 exceeds the threshold range of predefined color tolerances in the color when printed images, calculate the color adjustment, and according to the second following adjusting device of being calculated of color adaptation control; Second adjusting device 500 is carried out the adjusting of printing ink form and aspect in real time according to the instruction of treating apparatus, thereby has realized real-time control real-time regulated.In present technique, the most important point is to have adopted the spectrophotometer camera to detect in real time: promptly utilize spectrophotometer as camera lens, automatic camera detects.
Because can regulate the color on the stock through the viscosity and the form and aspect of adjustment printing ink.After the printing ink viscosity is confirmed; The printing ink form and aspect have become to the main cause that influences color on the stock; So the color of the color tolerances that exceeds preset range that detects to the spectrophotometer camera, we can carry out the adjusting of the form and aspect of printing ink through second adjusting device (being printing ink form and aspect adjusting devices).It should be noted that because the spectrophotometer camera is to adopt real-time detection means, so, the form and aspect that we also regulate printing ink through a kind of real-time means.In order to realize real-time regulated; As shown in Figure 3; We are provided with a printing ink circulatory system; Black specifically cylinder 60 is through advancing China ink pipe 61 and going out China ink and manage 62 and be connected black groove 40; Printing ink in the said black cylinder 60 flow in the said black groove 40 and (through agitating device 63 printing ink in the black cylinder 60 is pumped in the black groove 40) through advancing China ink pipe 61, and the printing ink in the black groove 40 flow into (go out the bottom that China ink pipe 62 is arranged on black groove 40, it makes printing ink stream ink outlet trough 40 through the gravity effect) in the said black cylinder 60 through going out China ink pipe 62.Because black cylinder 60 circulates with black groove 40 interior printing ink, we can realize its adjusting through printing ink viscosity and the form and aspect that change in the black cylinder 60.
Please continue to consult Fig. 3, in the present embodiment, said first checkout gear be printing ink from kinematic viscosity controller 80, it utilizes rotation or decanter type measuring method to measure the printing ink viscosity in the black cylinder, because of it is a prior art, just repeats no more here.Said first adjusting device (being printing ink viscosity adjusting device) comprises that one is used in black cylinder 60, adding the solvent adding set of solvent, and said solvent adding set connects said black cylinder 60 through pipeline 410.So; When first checkout gear detects needs adjusting printing ink viscosity; We just can add solvent through the solvent adding set in black cylinder 60; Change the viscosity of printing ink, specifically, said solvent includes but not limited to one or more in n-propyl, isopropyl alcohol, ethanol and the ethyl ester.
Further, in the present embodiment, said printing ink form and aspect adjusting device comprises some basic printing ink, and it is connected in the black cylinder through printing ink interpolation pipeline 70 respectively, and is as shown in Figure 3, and said printing ink adds pipeline and is provided with flow control valve (not drawing among the figure).After the printing ink viscosity is confirmed, when the color that second checkout gear detects printed images exceeds predefined color tolerances scope, when calculating color adjustment and need adjusting printing ink form and aspect through treating apparatus; Just can regulate printing ink through flow control valve adds pipeline and is input to and enumerates what of printing ink in the black cylinder; Because we can mix shades of colour through some groups of (being generally between 8 groups to 10 groups) basic printing ink, so; When needs are regulated the printing ink form and aspect; For example: need to increase redness, then can add pipeline through printing ink and add red ink in black cylinder, its adjusting is very convenient.And need not to have adopted spot ink, practiced thrift cost.The number of said basic printing ink is between 8 to 10, and the corresponding printing ink of each basic printing ink adds pipeline, and we add pipeline with printing ink and are set together: a large pipeline comprises that several little printing ink add pipeline, and is as shown in Figure 2.Said flow control valve also can be through treating apparatus control.
Further, because adopt the spectrophotometer camera can carry out the collection of stock epigraph, so; We can also further check the quality of pattern on the stock; Specifically, preestablish a standard pattern, utilize the pattern on the spectrophotometer camera stock then; Pattern of taking and standard pattern are compared, detect the quality of the pattern of printing on the said stock.Further, when deviation appears in quality on the said stock, can also send corresponding alarm through a warning device (for example loudspeaker, indicator lamp etc.), or through the mark on faulty goods of control mark machine.
In addition, the application also provides a kind of described intaglio press in the line color control method, and is as shown in Figure 4, said method comprising the steps of:
S1, first adjusting device are regulated the printing ink viscosity according to the result that first checkout gear detects;
Whether the color that S2, spectrophotometer camera detect the printed images on the stock is within the threshold range of predefined color tolerances, when the color of printed images exceeds the threshold range of predefined color tolerances, carries out step S3;
S3, treating apparatus calculate the color adjustment, and control second adjusting device according to the color adaptation of being calculated;
S4, second adjusting device are regulated according to the instruction of treating apparatus in real time.
In the present embodiment, first checkout gear is that printing ink is from the kinematic viscosity controller among the said step S1.Said first adjusting device is carried out the adjusting of printing ink viscosity and specifically comprised: in black cylinder, add solvent through the solvent adding set, said solvent comprises one or more in n-propyl, isopropyl alcohol, ethanol and the ethyl ester.Said second adjusting device is carried out the adjusting of printing ink form and aspect and is specifically comprised: after treating apparatus calculates the color adjustment, send instructions to printing ink and add the flow control valve on the pipeline, control the flow that basic printing ink flows to black cylinder.
The number of said basic printing ink is between 8 to 10, and the corresponding printing ink of each basic printing ink adds pipeline.
Further; All right step S5, said spectrophotometer are gathered the pattern on the stock, compare with predefined standard pattern, confirm the quality of the pattern on the said stock; When deviation appears in the quality of pattern on the said stock, then send corresponding alarm through warning device.
Above-mentioned steps is all described in detail in the line color control device at intaglio press, has given unnecessary details no longer one by one here.
In sum, intaglio press of the present invention is at first regulated the printing ink viscosity through first adjusting device according to the result that first checkout gear detects in line color control device and method; Confirm after the printing ink viscosity; Whether the color that detects the printed images on the stock in real time through the spectrophotometer camera again is within the threshold range of predefined color tolerances, and when the color of printed images exceeds the threshold range of predefined color tolerances, calculates the color adjustment by treating apparatus; And control second adjusting device according to the color adaptation of being calculated and regulate in real time; Thereby realized real-time detection real-time regulated, time saving and energy saving, and reduced waste; Practice thrift production cost greatly, had very good prospects for application.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, concerning those of ordinary skills, can improve or conversion that all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (10)
1. an intaglio press is characterized in that at the line color control device, comprising:
First checkout gear is used to detect the printing ink viscosity;
First adjusting device is used for regulating the printing ink viscosity according to the result that first checkout gear detects;
Second checkout gear, whether the color that is used to detect the printed images on the stock is within the threshold range of predefined color tolerances;
Treating apparatus is used for when the color of printed images exceeds the threshold range of predefined color tolerances, calculates the color adjustment, and according to the second following adjusting device of being calculated of color adaptation control;
Second adjusting device is used for carrying out the printing ink form and aspect in real time according to the instruction of treating apparatus and regulates;
Wherein, said second checkout gear is the spectrophotometer camera.
2. intaglio press according to claim 1 is at the line color control device; It is characterized in that; Also comprise a printing ink circulatory system; The said printing ink circulatory system comprises black groove, advances the China ink pipe, goes out China ink pipe and black cylinder, and the printing ink in the said black cylinder flow in the said black groove through advancing the China ink pipe, and the printing ink in the black groove flow in the said black cylinder through going out the China ink pipe.
3. intaglio press according to claim 2 is characterized in that at the line color control device said first adjusting device comprises that one is used in black cylinder, adding the solvent adding set of solvent, and said solvent adding set connects said black cylinder through pipeline.
4. intaglio press according to claim 2 is at the line color control device; It is characterized in that; Said second adjusting device comprises some basic printing ink, and it is connected in the black cylinder through printing ink interpolation pipeline respectively, and said printing ink adds pipeline and is provided with flow control valve.
5. the described intaglio press of claim 1 is characterized in that in the control method of line color control device, may further comprise the steps:
ST1, first adjusting device are regulated the printing ink viscosity according to the result that first checkout gear detects;
Whether the color that ST2, spectrophotometer camera detect the printed images on the stock is within the threshold range of predefined color tolerances, when the color of printed images exceeds the threshold range of predefined color tolerances, carries out step ST3;
ST3, treating apparatus calculate the color adjustment, and control second adjusting device according to the color adaptation of being calculated;
ST4, second adjusting device are regulated according to the instruction of treating apparatus in real time.
6. intaglio press according to claim 5 is characterized in that in the control method of line color control device first checkout gear is that printing ink is from the kinematic viscosity controller among the said step ST1.
7. intaglio press according to claim 6 is in the control method of line color control device; It is characterized in that; Said first adjusting device is carried out the adjusting of printing ink viscosity and specifically comprised: in black cylinder, add solvent through the solvent adding set, said solvent comprises one or more in n-propyl, isopropyl alcohol, ethanol and the ethyl ester.
8. intaglio press according to claim 6 is in the control method of line color control device; It is characterized in that; Said second adjusting device is carried out the adjusting of printing ink form and aspect and is specifically comprised: after treating apparatus calculates the color adjustment; Send instructions to printing ink and add the flow control valve on the pipeline, control the flow that basic printing ink flows to black cylinder.
9. intaglio press according to claim 8 is characterized in that in the control method of line color control device the number of said basic printing ink is between 8 to 10, and the corresponding printing ink of each basic printing ink adds pipeline.
10. intaglio press according to claim 5 is in the control method of line color control device; It is characterized in that; Also comprise the pattern on step ST5, the said spectrophotometer collection stock, compare, confirm the quality of the pattern on the said stock with predefined standard pattern; When deviation appears in the quality of pattern on the said stock, then send corresponding alarm through warning device.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175712A (en) * | 2014-08-23 | 2014-12-03 | 湖南金鸥医药包装有限公司 | Device capable of automatically adjusting ink density |
| CN108556500A (en) * | 2018-02-23 | 2018-09-21 | 宁国市千洪电子有限公司 | A kind of Intelligentized regulating and controlling method of silk-screen printing |
| CN109572156A (en) * | 2019-01-31 | 2019-04-05 | 上海运城制版有限公司 | A kind of intaglio printing method of quality control |
| CN112356574A (en) * | 2020-11-10 | 2021-02-12 | 楚雄吉兴彩印有限责任公司 | Ink gelling early warning method and system |
| CN115817001A (en) * | 2023-02-14 | 2023-03-21 | 泰兴市申泰塑业有限公司 | Printing device and printing process for plastic packaging bag production |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1245387A2 (en) * | 2001-03-29 | 2002-10-02 | Hans Grabensee | Method and means for supplying ink |
| CN1953869A (en) * | 2004-05-25 | 2007-04-25 | 柯尼格及包尔公开股份有限公司 | Method and device for adjustment of the transfer of printing ink and a method for application of said device |
| CN101939167A (en) * | 2007-12-06 | 2011-01-05 | 温德莫勒及霍尔希尔公司 | Colour-management |
-
2012
- 2012-06-29 CN CN2012102211563A patent/CN102756550A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1245387A2 (en) * | 2001-03-29 | 2002-10-02 | Hans Grabensee | Method and means for supplying ink |
| CN1953869A (en) * | 2004-05-25 | 2007-04-25 | 柯尼格及包尔公开股份有限公司 | Method and device for adjustment of the transfer of printing ink and a method for application of said device |
| CN101939167A (en) * | 2007-12-06 | 2011-01-05 | 温德莫勒及霍尔希尔公司 | Colour-management |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175712A (en) * | 2014-08-23 | 2014-12-03 | 湖南金鸥医药包装有限公司 | Device capable of automatically adjusting ink density |
| CN108556500A (en) * | 2018-02-23 | 2018-09-21 | 宁国市千洪电子有限公司 | A kind of Intelligentized regulating and controlling method of silk-screen printing |
| CN109572156A (en) * | 2019-01-31 | 2019-04-05 | 上海运城制版有限公司 | A kind of intaglio printing method of quality control |
| CN112356574A (en) * | 2020-11-10 | 2021-02-12 | 楚雄吉兴彩印有限责任公司 | Ink gelling early warning method and system |
| CN115817001A (en) * | 2023-02-14 | 2023-03-21 | 泰兴市申泰塑业有限公司 | Printing device and printing process for plastic packaging bag production |
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Application publication date: 20121031 |