CN109795220A - The method and apparatus of application to printed matters - Google Patents
The method and apparatus of application to printed matters Download PDFInfo
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- CN109795220A CN109795220A CN201910154448.1A CN201910154448A CN109795220A CN 109795220 A CN109795220 A CN 109795220A CN 201910154448 A CN201910154448 A CN 201910154448A CN 109795220 A CN109795220 A CN 109795220A
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- printing
- corona treatment
- coating
- impression cylinder
- ink
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Abstract
This document describes a kind of method and apparatus for application to printed matters, wherein printing product first carries out printing and and then coating at least one printing process the coating for the printing ink that one layer covers on printing material at least one coating procedure.The task of the present invention is method and devices as such improvement, i.e. ultraviolet light (UV) solidified paint can be applied directly on conventional printing inks, without additional printing process.According to the present invention, what this was achieved by, i.e., the ink layer on printing product receives sided corona treatment after printing and before coating.It as device defines, a corona treatment plant (4) is equipped between last printing equipment (1,2,3) and printing product coating unit (6,7,8,9).
Description
Technical field
The present invention relates to the method and apparatus for application to printed matters.
Background technique
Tandem sheet-fed offset press is that every kind of ink to be printed has a printing equipment, it includes a coining rolling
Cylinder, blanket cylinder and plate cylinder.In order to be subsequently coated with colored printing paper, it is arranged after printing equipment one or more
Painting installation, wherein the additional conveying assembly as lengthening section is equipped between printing equipment and some painting installations, so that
The layer of ink or paint layer finally coated thoroughly can be parched and/or be hardened before coating next time.Therefore, it is arranged in the lengthening component
The drying device that works corresponding to institute's inking type.
If color printing image is coated with one layer of luminous paint, the printed matter being of high quality is obtained.To obtain such light
Bright face, has used ultraviolet solidified paint.If such ultraviolet solidified paint to be coated directly on to traditional (oil-containing) printing ink
On, then since the molecular separating force of paint or ink difference reaches very much, so attachment issue can be generated.Immediately oil-containing (tradition) off-set oil
It can not be carried out in the case where not taking ancillary measure after the printing of ink with regard to processing ultraviolet solidified paint.
For the above reasons, ultraviolet solidified paint is formerly only available on the printing ink for being printed on oil-containing, the printing ink
It is covered by so-called priming paint.Which dictates that one layer of conduct is first coated on this last printing ink layer after printing
Increase attached dose of priming paint, then, the ultraviolet curing paint layer could be coated on the prime coat.
To a ultraviolet curing paint layer is coated in containing mimeograph in printing machine online in an operation process
On brush ink, then it means that other than the printing equipment of respective numbers, printing machine must also have for priming
One coating mechanism (painting installation) and the second coating mechanism (painting installation) for being eventually used for coating ultraviolet solidified paint.At this
In the case of kind, disadvantageously, in addition to the painting installation of ultraviolet light oil solidified paint, it must be provided on another priming paint in the front
Device is painted, and between these painting installations, it is necessary to arrange a dry section.Printing with such equipment grade
Machine can only cost more densely constitute.
Instead of with printing upper ultraviolet solidified paint on being previously spread to printing ink Shangdi priming paint, directly can also just give
Printing paper primer coating is simultaneously coated in second printing process such as on same machine or on a dedicated painting installation
Desired ultraviolet solidified paint.In addition, the premise of this method is, corresponding logical communication link and time-consuming printing is handled
Product.Due to passing through machine twice, the entire production time is also accordingly extended.
Summary of the invention
Thus, the purpose of the present invention is being applied directly ultraviolet solidified paint on conventional printing inks, without
Additional printing process.
According to the present invention, a kind of method of application to printed matters in sheet-fed offset press is provided, the printing product is first
It first carries out printing and and then coating one at least one coating procedure and cover at least one printing process printing
The coating of printing ink on brush material, wherein the ink coating on the printing product is immediately in the sheet-fed offset press
Receive sided corona treatment after the printing of last printing equipment and before the coating.Herein, so to ink layer (tradition
Print ink, oil-containing) carry out sided corona treatment, i.e., charge ink layer temporarily by carrier.Due to this charging, ink layer
In intermolecular structure change, thus opposing UV solidified paint that surface tension is total (with regard to such paint layer attachment and
Speech) advantageous variation has occurred.By the way that carrier is temporarily added in uppermost ink layer, ultraviolet solidified paint can be temporary
When be attached on ink layer.Therefore, it is possible to one or more without being printed on directly to one with improving coated ancillary measure
The layer of ink of conventional printing inks (oil-containing) coats ultraviolet curing paint layer.
By means of the invention it is also possible to have one or more printing equipments for being used for conventional printing inks at one
Connect on the offset press of the painting installation after the printing equipment and produced in a printing process with one be coated with it is ultraviolet
The printing product of line solidified paint.Sided corona treatment given to this invention is preferably directly enterprising in the impression cylinder of last printing equipment
Row.
Device for carrying out the present invention includes the electrode that a transverse direction spreads maximum specification width range, which connects
It connects in a high voltage power supply and with one as bottom mating reaction counter electrode and by its transport of sheets of paper.Metal bottom
Layer is cylinders of printing press, i.e. impression cylinder.
A preferred embodiment of the present invention regulation ought print in the offset press for multiple inks and finally
In the case where being equipped with painting installation after device, it is equipped with a sided corona treatment electrode to the impression cylinder of the last printing equipment, is borrowed
This electrode is helped, by defined of the present invention can apply carrier to ink layer.
By by the present invention carrying out sided corona treatment, ink pellet surface quilt to top layer's ink (traditional ink/oil-containing ink)
Activation, that is, improve critical surface tension, so that coating ultraviolet solidified paint is possibly realized.As described above, thus defeated
One corona treatment plant is set between black device and ultraviolet solidified paint coating mechanism.This set is in last printing dress
It is carried out on the impression cylinder set.Distance between impression cylinder surface and corona electrode reaches several millimeters.Sided corona treatment energy
Power depends on machine speed and can correspondingly control.For this reason, it may be necessary to machine signal related with paper speed, this can slave
It is obtained in the form of analog or digital in device control system or printing machine console.In addition, when corona is passed through in printing cylinder channel
When section, without radiation.It is also required to the angle of one with the corresponding impression cylinder of the printing equipment with respective electrode herein
Signal.Here, can also be correspondingly using analog and/or digital machine signal.
In order to control the electrode for sided corona treatment, electrode is connected the controllable height for having preposition control device
In voltage source.A signal related with press speed and another and machine are conveyed to the control device of high voltage power supply
Angle and the related signal of the angle for especially corresponding to impression cylinder.Instead of machine angle, a trigger letter also can analyze
Number, stroke of the length of the signal for example corresponding to impression cylinder channel under the electrodes.
Currently, being used for the pretreatment of printing paper by the processing of corona electrode.Herein, paper is taken full advantage of
The variable feature of surface texture, so as to obtain higher ink avalanche.
The present invention also provides a kind of devices of real above method, it includes a sheet-fed offset press, individual offset printing of paper
Machine there is a printing equipment and one printing equipment is arranged in after and coating unit that be used for application to printed matters,
A corona treatment plant is equipped between the last printing equipment of the sheet-fed offset press and the printing product coating unit, it should
Corona treatment plant is attached the impression cylinder in the last printing equipment and being arranged on one shifts paper at japanning
Before the paper transfer roller of the coating unit of device form.
Detailed description of the invention
Fig. 1 is the electrode of the impression cylinder of the last printing equipment of the present invention.
Fig. 2 is the component that the present invention is used for coordination electrode.
Wherein: 1. impression cylinders
2. blanket cylinder
3. plate cylinder
4. electrode (sided corona treatment)
5. paper transfer roller
6. impression cylinder (painting installation)
7. plate cylinder
8. upper inking roller (anilox roll)
9. boxlike doctor.
Specific embodiment
Fig. 1 shows the last printing equipments for the tandem offset press not being shown specifically.One blanket cylinder 2 and one
Plate cylinder 3 in a manner known per se with impression cylinder 1 (twice of size) cooperating.The direction of rotation of impression cylinder 1
For counterclockwise.
According to the printing gap (in paper direction of advance) between impression cylinder 1 and blanket cylinder 2, with coining
The surface of roller 1 is equipped with the rod-shaped electrode 4 for being used for sided corona treatment with having certain distance.In this way, being rolled in electrode 4 and coining
The acceptable carrier (electronics) issued by electrode of the paper B passed through in gap between 1 surface of cylinder.Below electrode 4,
One is located on the surface of impression cylinder 1 by the paper B that unshowned paper feeding tooth mechanism is held up.
With being arranged in behind the impression cylinder 1 of last printing equipment in paper direction of advance, in last printing equipment
It receive printing and the paper B of carrier is received by electrode 4 is forwarded by a paper transfer roller 5 (conveying device) toward one
Another impression cylinder 6 of a painting installation.The last impression cylinder 1 of printing equipment and the impression cylinder 6 of painting installation exist
There is paper feeding tooth mechanism in shown access.A plate cylinder 7 and a networking are equipped with to the impression cylinder 6 in painting installation
The upper inking roller 8 of line roll form, the latter and 9 cooperating of boxlike doctor.
Fig. 2 indicates the component that electrode control is given for according to the present invention.
The coining of electrode 4 throughout the specification width range of impression cylinder 1 and the loading paper B as counter electrode
Roller 1 is connected with a high voltage power supply 10, so that electrode 4 can be controllable in terms of time and height with respect to 1 surface of impression cylinder
System ground receives high voltage.For this purpose, high voltage power supply 10 and a control device 11 communicate to connect, the control can be given by conducting wire 13,14
The signal of device conveying equipment control device 12 processed.By conducting wire 13,14, signal (print related with print speed printing speed is conveyed respectively
The revolving speed of brush machine) and the related signal of channel stroke (under electrode 4) with impression cylinder 1.According to side known per se
Formula, equipment control device 12 are sent out from an angular transducer being connected with printing machine 15 according to the channel stroke of impression cylinder 1
Signal out.
Claims (9)
1. the method for application to printed matters in sheet-fed offset press, the printing product is first at least one printing process
It is middle to carry out printing and and then coat the printing ink that one covers on printed material at least one coating procedure
Coating, wherein ink coating on the printing product immediately in the last printing equipment of the sheet-fed offset press printing it
Receive sided corona treatment afterwards and before the coating.
2. the method as described in claim 1, which is characterized in that enterprising on the surface of the impression cylinder of the last printing equipment
The row sided corona treatment.
3. method according to claim 1 or 2, which is characterized in that carry out the sided corona treatment by a rod-shaped electrode.
4. method as claimed in claim 3, which is characterized in that the related ground of high voltage with controllable printing product treatment speed
Carry out the sided corona treatment.
5. the device of method as described in claim 1, it includes a sheet-fed offset press, which has one
Coating unit that is after the printing equipment and being used for application to printed matters is arranged in a printing equipment and one, in the sheet-fed
A sided corona treatment is equipped between the last printing equipment (1,2,3) of offset press and the printing product coating unit (6,7,8,9)
Device (4), which, which is attached the impression cylinder in the last printing equipment and is arranged on one, makes paper
(B) is opened to shift to before the paper transfer roller (5) at the coating unit (6,7,8,9) of painting installation form.
6. device as claimed in claim 5, which is characterized in that the corona treatment plant (4) is attached to be filled in the last printing
The impression cylinder set.
7. such as device described in claim 5 or 6, which is characterized in that the corona treatment plant be one at it is rod-shaped and time
And the electrode (4) of the entire width range of the impression cylinder (1).
8. such as device described in claim 5 or 6, which is characterized in that the corona treatment plant (4) is connected one and has
In the high voltage power supply (10) of preposition control device (11), it can be controlled at the corona relatedly by the control device and print speed printing speed
Manage device.
9. device as claimed in claim 7, which is characterized in that the corona treatment plant (4) can pass through a high voltage power supply
(10) and control device (11) being arranged in front of the high voltage power supply and the roller (6) of paper (B) is loaded according to one
Angle position is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910154448.1A CN109795220A (en) | 2019-03-01 | 2019-03-01 | The method and apparatus of application to printed matters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910154448.1A CN109795220A (en) | 2019-03-01 | 2019-03-01 | The method and apparatus of application to printed matters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109795220A true CN109795220A (en) | 2019-05-24 |
Family
ID=66562472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910154448.1A Withdrawn CN109795220A (en) | 2019-03-01 | 2019-03-01 | The method and apparatus of application to printed matters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109795220A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905774A (en) * | 2022-05-20 | 2022-08-16 | 镇江富又康新型装饰材料有限公司 | Interlocking device for preventing misoperation of corona processor and control method thereof |
-
2019
- 2019-03-01 CN CN201910154448.1A patent/CN109795220A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905774A (en) * | 2022-05-20 | 2022-08-16 | 镇江富又康新型装饰材料有限公司 | Interlocking device for preventing misoperation of corona processor and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190524 |
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| WW01 | Invention patent application withdrawn after publication |