CN110510441A - A kind of roll-to-roll intaglio printing unreels method - Google Patents
A kind of roll-to-roll intaglio printing unreels method Download PDFInfo
- Publication number
- CN110510441A CN110510441A CN201910808769.9A CN201910808769A CN110510441A CN 110510441 A CN110510441 A CN 110510441A CN 201910808769 A CN201910808769 A CN 201910808769A CN 110510441 A CN110510441 A CN 110510441A
- Authority
- CN
- China
- Prior art keywords
- tension
- roll
- material strip
- intaglio printing
- roller mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/34—Apparatus for taking-out curl from webs
Landscapes
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
Method is unreeled the invention discloses a kind of roll-to-roll intaglio printing, it is unreeled using three sections of tension structures, and steps increase is presented in the unwinding tension of three sections of tension structures, differential tension section installs the tension sensor and pendulum roller mechanism of different quantity, by the two structure for putting roller mechanism and tension sensor, to the material strip tension of different sections into control, it gradually decreases to overcome caused by single hop tension structure unreels along material strip direction of motion tension, there is the problem of eccentric, fold so as to cause material strip, is conducive to improve printing quality.
Description
Technical field
The present invention relates to gravure application field, particularly relate to a kind of roll-to-roll intaglio printing unreels method.
Background technique
The areas of intaglio printing abbreviation gravure, gravure is lower than the space of a whole page, it carrys out table with the different recessed printing plates of depth
The different levels of existing original image, blank parts are on the same space of a whole page.When printing, first by ink full-filling on printing plate, then
The ink of plate surface is wiped off with doctor, then by the effect of pressure, makes to remain in printing plate depressed section (i.e. picture and text portion
Point) ink paper (or other stocks) contact, by the part, ink is transferred on paper (or other stocks), then obtains institute
The printed matter needed.Due to having low production cost, high production efficiency, the advantage of stable product quality, become extensive cigarette Bao Yin
Brush the main mode of printing of production.
It is broadly divided into roll-to-roll intaglio process and unreels, prints and wind three big modules, the mode unreeled at present is mainly
Unreeled using one section of tension structure (it is uniform for unreeling power), this unreel method on the one hand will lead to it is remoter from unreeling machine,
Unreel that speed is slower, at the same between material strip the phenomenon that will appear absent-mindedness, lead to occur bias, fold etc. during printing
Problem causes economical impaired to reduce the quality of printed matter.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of roll-to-roll intaglio printing to unreel method, it is existing to solve
Roll-to-roll intaglio printing unreels the problems such as eccentric appearance, fold in technology, to improve the quality of printed matter.
Method is unreeled based on a kind of above-mentioned purpose roll-to-roll intaglio printing provided by the invention, using three sections of tension structures
It is unreeled, steps increase is presented in the unwinding tension of three sections of tension structures, while meeting ρ Adx=ρuAuDx, wherein ρ
For material strip density, A is material strip cross-sectional area, and x is the position in material strip direction of motion unwinding tension structure section, and u indicates material
The third section tensional state of band.
Optionally, three sections of tension structures include the first segment tension structure for being provided with an at least tension sensor, if
It is equipped with the second segment tension structure of at least one pendulum roller mechanism, an at least tension sensor, is provided at least two pendulum roller mechanisms, extremely
The third section tension structure of a few tension sensor.
Optionally, tension sensor is mounted on unreeling structure along the one of material strip direction of transfer in the first segment tension structure
Side.
Optionally, roller mechanism is put in the second segment tension structure and tension sensor is alternately installed.
Optionally, roller mechanism is put in the third section tension structure and is mounted on both ends, and tension sensor is mounted on pendulum roller machine
On position between structure.
Optionally, the tension sensor is for measuring material strip tension.
Optionally, the pendulum roller mechanism is for inhibiting tension fluctuation and measuring material strip tension.
Optionally, the tension sensor further includes tension controller, the tension sensor and the tension controller
Signal connection.
Optionally, the pendulum roller mechanism includes servo motor, described to watch for putting the rotation of roller mechanism described in independent control
Motor is taken to connect with the tension controller excitation signal.
From the above it can be seen that a kind of roll-to-roll intaglio printing provided by the invention unreels method, using three sections
Tension structure is unreeled, and steps increase is presented in the unwinding tension of three sections of tension structures, and the installation of differential tension section is different
Quantity tension sensor and pendulum roller mechanism, by put roller mechanism and tension sensor the two structure, to different sections
Material strip tension gradually decreases to overcome caused by single hop tension structure unreels along material strip direction of motion tension into control,
There is the problem of eccentric, fold so as to cause material strip, is conducive to improve printing quality.
Detailed description of the invention
Fig. 1 is three sections of tension structure schematic diagrames of the embodiment of the present invention.
1- unreeling machine, 2- put roller mechanism, 3- tension sensor.
Specific embodiment
For below by the description to embodiment, for example related manufacturing process of a specific embodiment of the invention and operation
Application method etc., is described in further detail, to help those skilled in the art to inventive concept of the invention, technical solution
There is more complete, accurate and deep understanding.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
It is an object of the invention to propose a kind of roll-to-roll intaglio printing to unreel method, to solve volume pair in the prior art
Volume intaglio printing unreels the problems such as eccentric appearance, fold, to improve the quality of printed matter.
Method is unreeled based on a kind of above-mentioned purpose roll-to-roll intaglio printing provided by the invention, using three sections of tension structures
It is unreeled, steps increase is presented in the unwinding tension of three sections of tension structures, while meeting ρ Adx=ρuAuDx, wherein ρ
For material strip density, A is material strip cross-sectional area, and x is the position in material strip direction of motion unwinding tension structure section, and u indicates material
The third section tensional state of band.Defining aforesaid equation according to strain can be write asWherein, ε is material strip
In the strain of the direction of motion, the stability of material strip is kept for being due to whole process, ε is sufficiently small, therefore
I.e.ε can be measured directly in this equation, ρ and A be it is known, set by the solution to x
The position of fixed three sections of tension structures, eventually for the tension foundation in three sections of tension structures of regulation.
Further, a kind of roll-to-roll intaglio printing provided in an embodiment of the present invention unreels method, as shown in Figure 1, adopting
It is unreeled with three sections of tension structures, steps increase is presented in the unwinding tension of three sections of tension structures, while meeting ρ Adx
=ρuAuDx, wherein ρ is material strip density, and A is material strip cross-sectional area, and x is along material strip direction of motion unwinding tension structure section
Position, u indicate material strip third section tensional state.Three sections of tension structures include the first segment for being provided with a tension sensor
Power structure is provided with the second segment tension structure of a pendulum roller mechanism, a tension sensor, and there are two put roller mechanism, one for setting
The third section tension structure of force snesor.Tension sensor is mounted on unreeling structure along material strip sender in first segment tension structure
To side；The tension sensor and second segment that roller mechanism is mounted in first segment tension structure are put in second segment tension structure
In power structure between tension sensor.Roller mechanism is put in third section tension structure is mounted on third section tension structure both ends, tension
Sensor be mounted on pendulum roller mechanism between position on, specific installation site according to above-mentioned formula and put roller mechanism detection
Structure is determined.Tension sensor is served only for measurement material strip tension in entire three sections of tension structures, and puts roller mechanism for pressing down
Tension fluctuation processed simultaneously measures material strip tension.In order to make the stability of entire three sections of tension structures, tension sensor further includes tension
Controller, tension sensor are connect with tension controller signal, and pendulum roller mechanism includes servo motor, put roller machine for independent control
The rotation of structure, servo motor are connect with tension controller excitation signal, by tension controller and put roller mechanism servo motor
Then connection, the revolving speed of control pendulum roller mechanism are unreeled by the common regulation of pendulum roller mechanism and tension sensing mechanism.
Working principle in the case is as follows: according to distance of the material strip from unreeling machine to printing office, being calculated by formula
Then the position of three sections of tension structure x out installs tension inductor on this position, for testing the tension of material strip, put roller
The position of mechanism is located at the middle position of the two neighboring tension inductor in total, and as described in Figure 1, material strip is from unreeling machine
Start to unreel in 1, along the direction that unreeling machine 1 unreels, it is former from unreeling machine 1 tension inductor 3 is installed, material strip is from unreeling machine 1
Enter in the first tension structure at once out, by the tension for detecting material strip of tension inductor 3 in the first tension structure, and
The material strip tension of detection is transmitted in tension controller, has been previously entered what fixed material strip should have in tension controller
Tension, if the material strip tension of detection does not reach this tension, tension controller carries out judgement and carries out tension of making up the difference, and signal is passed
Enter to the servo motor of pendulum roller mechanism 2, adjust the revolving speed of pendulum roller mechanism 2, unreeling the tension in so as to adjust material strip, expects
Band is by subsequently into the pendulum roller mechanism 2 in the second tension structure, opening material strip by pendulum roller mechanism 2 after the first tension structure
There is eccentric phenomena in the mistake for unreeling conveying in the inhibition of fluctuation, anti-stopping materials strip, and measure material strip tension, in combination with
The control of tension inductor 3 in two tension structures guarantees the stability of the tension during the stabilization of material strip is unreeled and unreeled,
It prevents material strip caused by the fold and overtension of the material strip as caused by tension deficiency from ess-strain occurs, influences subsequent
Printing quality, the control principle of adjustment and control of third tension structure is with the first tension structure and the second tension structure, herein just not
It is extra to repeat.
It is that material strip can be improved in pendulum roller mechanism 2 the reason of both ends must install pendulum roller mechanism 2 in third tension structure
Stability, to provide condition into printing mechanism, on the other hand, the tension for monitoring material strip is brisk, guarantees entirely to unreel process
The stability of tension.
Meanwhile the embodiment of the invention also provides comparative example to illustrate the present invention using three sections of tension structures into
The benefit of row tension force.
First comparative example is unreeled using two sections of tension structures, and setting is identical with the embodiment of the present invention.
Second comparative example is unreeled using one section of tension structure in the prior art, and setting is real with the present invention
It is identical to apply example.
Qualified products detection is carried out to the printing product unreeled using three kinds of methods, while substandard product is carried out
The printing product of classification, each method preparation is sampled 200, and each method spot-check the printed matter of 3 different batches, the knot of detection
Structure is as shown in table 1.
1 difference of table unreels the product qualified product and rejected product accounting of mode
The disqualification rate that can be seen that the printed matter of the preparation of method of the invention from the data of table 1 is lower, and is not conforming to
The accounting of fold is significantly lower than control methods in lattice product, plays packet accounting and comparative test 2 almost maintains an equal level, illustrate using two sections
Power structure unreel can reduce due to rise wrap caused by printed matter disqualification rate, though fold rate has decline, but still with
There is a big difference for the fold rate of three sections of tension structures.
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under thinking of the invention, above embodiments
Or can also be combined between the technical characteristic in different embodiments, step can be realized with random order, and be existed such as
Many other variations of the upper different aspect of the invention, for simplicity, they are not provided in details.
The embodiment of the present invention be intended to cover fall into all such replacements within the broad range of appended claims,
Modifications and variations.Therefore, all within the spirits and principles of the present invention, any omission, modification, equivalent replacement, the improvement made
Deng should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of roll-to-roll intaglio printing unreels method, which is characterized in that unreeled using three sections of tension structures, described three
Steps increase is presented in the unwinding tension of section tension structure, while meeting ρ Adx=ρuAuDx, wherein ρ is material strip density, and A is material
Band cross-sectional area, x are the position in material strip direction of motion unwinding tension structure section, and u indicates the three-stage tension shape of material strip
State.
2. roll-to-roll intaglio printing according to claim 1 unreels method, which is characterized in that three sections of tension structures
First segment tension structure including being provided with an at least tension sensor is provided at least one pendulum roller mechanism, an at least tension passes
The second segment tension structure of sensor is provided with the third section tension structure of at least two pendulum roller mechanisms, an at least tension sensor.
3. roll-to-roll intaglio printing according to claim 2 unreels method, which is characterized in that the first segment tension knot
Tension sensor is mounted on unreeling structure along the side of material strip direction of transfer in structure.
4. roll-to-roll intaglio printing according to claim 2 unreels method, which is characterized in that the second segment tension knot
Roller mechanism is put in structure and tension sensor is alternately installed.
5. roll-to-roll intaglio printing according to claim 2 unreels method, which is characterized in that the third section tension knot
Roller mechanism is put in structure and is mounted on both ends, and tension sensor is mounted on the position between pendulum roller mechanism.
6. unreeling method according to any roll-to-roll intaglio printing of claim 2~5, which is characterized in that the tension
Sensor is for measuring material strip tension.
7. unreeling method according to any roll-to-roll intaglio printing of claim 2~5, which is characterized in that the pendulum roller
Mechanism is for inhibiting tension fluctuation and measuring material strip tension.
8. roll-to-roll intaglio printing according to claims 2 to 5 unreels method, which is characterized in that the tension sensing
Device further includes tension controller, and the tension sensor is connect with the tension controller signal.
9. roll-to-roll intaglio printing according to claims 2 to 5 unreels method, which is characterized in that the pendulum roller mechanism
Including servo motor, for putting the rotation of roller mechanism, the servo motor and the tension controller excitation described in independent control
Signal connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808769.9A CN110510441B (en) | 2019-08-29 | 2019-08-29 | Unreeling method for reel-to-reel gravure printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808769.9A CN110510441B (en) | 2019-08-29 | 2019-08-29 | Unreeling method for reel-to-reel gravure printing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110510441A true CN110510441A (en) | 2019-11-29 |
| CN110510441B CN110510441B (en) | 2020-11-27 |
Family
ID=68627930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910808769.9A Active CN110510441B (en) | 2019-08-29 | 2019-08-29 | Unreeling method for reel-to-reel gravure printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110510441B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057014A (en) * | 2021-12-03 | 2022-02-18 | 长飞光纤光缆股份有限公司 | Cable manufacturing sectional type tension control traction method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3677481A (en) * | 1970-06-09 | 1972-07-18 | Monsanto Co | Method and apparatus for taking up fiber |
| JPH06302235A (en) * | 1993-04-19 | 1994-10-28 | Sumitomo Electric Ind Ltd | Manufacture of oxide superconductive wire rod |
| CN202702641U (en) * | 2012-07-03 | 2013-01-30 | 中材科技股份有限公司 | Self-adaptive multistage contractive organic membrane heating processing equipment |
| CN103295078A (en) * | 2013-05-21 | 2013-09-11 | 中国海洋石油总公司 | Structural design optimization method for deepwater catenary mooring rope |
| CN203319349U (en) * | 2013-06-11 | 2013-12-04 | 云南玉溪水松纸厂 | Multi-section tension control device of tipping paper |
-
2019
- 2019-08-29 CN CN201910808769.9A patent/CN110510441B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3677481A (en) * | 1970-06-09 | 1972-07-18 | Monsanto Co | Method and apparatus for taking up fiber |
| JPH06302235A (en) * | 1993-04-19 | 1994-10-28 | Sumitomo Electric Ind Ltd | Manufacture of oxide superconductive wire rod |
| CN202702641U (en) * | 2012-07-03 | 2013-01-30 | 中材科技股份有限公司 | Self-adaptive multistage contractive organic membrane heating processing equipment |
| CN103295078A (en) * | 2013-05-21 | 2013-09-11 | 中国海洋石油总公司 | Structural design optimization method for deepwater catenary mooring rope |
| CN203319349U (en) * | 2013-06-11 | 2013-12-04 | 云南玉溪水松纸厂 | Multi-section tension control device of tipping paper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057014A (en) * | 2021-12-03 | 2022-02-18 | 长飞光纤光缆股份有限公司 | Cable manufacturing sectional type tension control traction method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110510441B (en) | 2020-11-27 |
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