CN215590256U - Single-knife multi-breadth ink supply system of flexographic printing machine - Google Patents
Single-knife multi-breadth ink supply system of flexographic printing machine Download PDFInfo
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- CN215590256U CN215590256U CN202121394145.6U CN202121394145U CN215590256U CN 215590256 U CN215590256 U CN 215590256U CN 202121394145 U CN202121394145 U CN 202121394145U CN 215590256 U CN215590256 U CN 215590256U
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- 238000007639 printing Methods 0.000 title claims abstract description 77
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000007774 anilox coating Methods 0.000 claims description 20
- 125000006850 spacer group Chemical group 0.000 claims 2
- 239000000976 ink Substances 0.000 abstract description 153
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000007647 flexography Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model relates to a single-knife multi-breadth ink supply system of a flexographic printing machine, which comprises: the ink extracting roller comprises a base roller, at least two ink extracting rubber sections used for extracting ink are arranged on the outer surface of the base roller at intervals, and the diameter of each ink extracting rubber section is larger than that of the base roller; the ink fountain is characterized in that at least two partition plates are arranged in the ink fountain at intervals, the partition plates divide an inner cavity of the ink fountain into an inkless cavity and at least two ink cavities which are separated by the cavity and used for containing ink, and the ink cavities correspond to the ink lifting rubber sections in position and quantity one to one. The flexible printing machine has a simple structure, can realize flexible printing of a plurality of small-breadth or high-quality printing inks, and saves more printing inks.
Description
Technical Field
The utility model relates to the technical field of flexographic printing machines, in particular to a single-cutter multi-width ink supply system of a flexographic printing machine.
Background
The flexible plate printing machine uses fluid ink with strong fluidity, the ink is transferred to the image-text part of the printing plate roller by the ink lifting roller and the anilox roller and is inked, then printing pressure is exerted by the pressing roller, the ink on the printing plate is transferred to a printing stock, and finally, the printing process is finished after drying. The flexible printing machine is developed to the present with higher and higher automation degree, and the ink supply system which is an indispensable component of the flexible printing machine is also continuously developed and improved.
As shown in fig. 1, an ink supply system of a flexographic printing machine in the prior art mainly comprises an ink fountain 1, an ink lifting roller 2, an anilox ink-transferring roller 3, a scraper 4 and a printing plate roller 5, wherein ink holes are engraved on the whole roller body of the anilox ink-transferring roller 3 of the conventional ink supply system to provide full-width ink to the printing plate roller 5, that is, a printing plate is arranged on the whole roller body of the printing plate roller 5, and only full-width image-text printing can be realized. In the actual printing process, the breadth of printing paper is possibly much smaller than the printing full breadth of an ink supply system, and the full breadth ink transfer of an anilox ink transfer roller to the image-text printing of a printing plate roller can cause the waste of ink, particularly high-value ink.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects, the technical problems to be solved by the utility model are as follows: the single-blade multi-breadth ink supply system of the flexible printing machine is provided to realize multi-breadth image-text printing of the flexible printing machine, save ink and reduce ink cost.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a single-blade multi-breadth ink supply system of a flexographic printing machine comprises: the ink extracting roller comprises a base roller, at least two ink extracting rubber sections used for extracting ink are arranged on the outer surface of the base roller at intervals, and the diameter of each ink extracting rubber section is larger than that of the base roller; the ink fountain is characterized in that at least two partition plates are arranged in the ink fountain at intervals, the partition plates divide an inner cavity of the ink fountain into an inkless cavity and at least two ink cavities which are separated by the cavity and used for containing ink, and the ink cavities correspond to the ink lifting rubber sections in position and quantity one to one.
Preferably, the anilox ink transfer roller comprises a smooth roller section and at least two ink transfer sections separated by the smooth roller section, the ink transfer sections are engraved with ink holes, and the ink transfer sections correspond to the positions and the number of the ink lifting rubber sections one to one.
Preferably, the upper part of the baffle is provided with a downward baffle notch matched with the shape of the base roller.
Preferably, the baffle notch is semi-circular arc-shaped.
Preferably, the ink supply system is further provided with a bottom roller tangent to the printing plate roller.
After the technical scheme is adopted, the utility model has the beneficial effects that:
at least two ink lifting rubber sections for lifting ink are arranged on the outer surface of a base roller of the ink lifting roller at intervals, at least two breadth of the ink lifting roller can supply ink to the anilox ink transfer roller, and then the anilox ink transfer roller can supply at least two breadth of ink to the printing plate roller to realize the image-text printing of a plurality of breadths; the diameter of the ink extracting rubber section is larger than that of the base roller, so that a partition plate is conveniently placed in the middle of the ink fountain to separate the inner cavity of the ink fountain; the ink fountain is internally provided with at least two partition plates at intervals, the partition plates divide an inner cavity of the ink fountain into an inkless cavity and at least two ink chambers which are separated by the cavity and used for containing ink, the positions and the number of the ink chambers and the ink lifting rubber sections are in one-to-one correspondence, namely, the ink is only arranged in the ink chamber provided with the ink lifting rubber section needing ink lifting, the anilox roller can provide at least two breadth ink transfer surfaces for the printing plate roller, the image-text printing of partial breadth printing plates is realized, the ink fountain is particularly suitable for the flexography printing of a plurality of small breadth or high-value inks, more inks can be saved, and the ink cost of products is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of an ink supply system of a prior art flexographic printing press;
FIG. 2 is a schematic diagram of a single blade partial web ink supply system of a flexographic printing press according to the present invention;
FIG. 3 is a schematic structural view of an ink fountain;
FIG. 4 is a schematic diagram of the construction of an ink lift roller;
FIG. 5 is a schematic structural diagram of an embodiment of the present invention;
in the figure: 1-ink fountain, 11-clapboard, 12-cavity, 13-ink cavity, 2-ink lifting roller, 21-base roller, 22-ink lifting rubber section, 3-anilox roller, 31-smooth roller section, 32-ink conveying section, 4-printing plate roller, 41-printing plate I, 42-printing plate II, 5-scraper and 6-bottom roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 2-4, a single-blade multi-width ink supply system for a flexographic printing machine comprises: the ink fountain comprises an ink fountain 1, an ink lifting roller 2 arranged on the ink fountain 1, an anilox roller 3 tangent to the ink lifting roller 2, a printing plate roller 4 tangent to the anilox roller 3, and a scraper 5 matched with the anilox roller 3, wherein the ink lifting roller 2 comprises a base roller 21, at least two ink lifting rubber sections 22 for lifting ink are arranged on the outer surface of the base roller 21 at intervals, and the diameter of each ink lifting rubber section 22 is larger than that of the base roller 21, so that a partition plate 11 is arranged in the middle of the ink fountain 1 to separate the inner cavity of the ink fountain 1; at least two partition boards 11 are arranged in the ink fountain 1 at intervals, the partition boards 11 divide the inner cavity of the ink fountain 1 into an inkless cavity 12 and at least two ink cavities 13 separated by the cavity 12 and used for containing ink, and the positions and the number of the ink cavities 13 and the ink lifting rubber sections 22 are in one-to-one correspondence, so that the ink lifting rubber sections 22 can conveniently lift ink from the ink cavities 13.
The anilox ink transfer roller 3 comprises an optical roller section 31 and at least two ink transfer sections 32 separated by the optical roller section 31, ink holes are engraved in the ink transfer sections 32, the optical roller section 31 does not need to be engraved, the manufacturing cost of the anilox ink transfer roller can be saved, the ink transfer sections 32 correspond to the ink lifting rubber sections 22 in position and number one by one, the ink lifting rubber sections 22 can supply ink to the ink transfer sections 32 conveniently, the anilox ink transfer roller 3 can provide at least two breadth ink transfer modes to the printing plate roller 4, the flexographic printing machine can realize image-text printing of printing plates with at least two breadths, the flexographic printing machine is particularly suitable for flexographic printing of a plurality of small breadths or high-value ink, when a printing part is in a breadth, a single-blade multi-breadth ink supply system of the flexographic printing machine can save more ink than a single-blade full-breadth ink supply system of the flexographic printing machine, and the ink cost of the product is greatly reduced.
As shown in fig. 2 and 3, the partition 11 has a downward partition notch 111 matching the shape of the base roller 21, and the partition notch 111 has a semicircular arc shape to facilitate the installation of the ink lifting roller 2 in the ink fountain 1.
As shown in fig. 5, the ink supply system is further provided with a bottom roller 6 tangent to the printing plate roller 4, and the printing material passes through the position tangent to the printing plate roller 4 and the bottom roller 6 during printing, so that the pictures and texts on the first printing plate 41 and the second printing plate 42 are printed on the printing material.
As shown in fig. 5, in this embodiment, two printing plates one 41 and two printing plates two 42 are disposed on the printing plate roller 4, two ink-lifting adhesive sections 22 for lifting ink are disposed at intervals on the outer surface of the base roller 21 of the ink-lifting roller 2, the ink-lifting adhesive sections 22 are disposed at two ends of the base roller 21, correspondingly, two partition plates 11 are disposed at intervals in the ink duct 1, the two partition plates 11 partition the inner cavity of the ink duct 1 into an inkless cavity 12 and two ink chambers 13 separated by the cavity 12 for containing ink, no ink is disposed in the cavity 12, the positions and the number of the ink chambers 13 and the ink-lifting adhesive sections 22 are in one-to-one correspondence, so that the ink-lifting adhesive sections 22 lift ink from the ink chambers 13, thereby more ink can be saved, the anilox roller 3 includes an smooth roller section 31 and two ink transfer sections 32 separated by the smooth roller section 31, the ink transfer sections 32 are engraved with ink holes, so as to transfer ink to the printing plate roller 4, when in use, the ink-lifting adhesive sections 22 lift ink from the ink chambers 13, the ink is supplied to the ink transfer section 32, and the ink transfer section 32 transfers ink to the first printing plate 41 and the second printing plate 42, so that the graphic printing of two breadth can be realized.
The number of the ink lifting sections is two, but the number of the ink lifting sections is not limited to two, and the number of the sections of the ink lifting sections can be reasonably set according to actual printing requirements.
The foregoing is illustrative of the best mode of the utility model and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (5)
1. A single-blade multi-breadth ink supply system of a flexographic printing machine comprises: the ink fountain is arranged on the ink lifting roller on the ink fountain, the anilox roller tangent to the ink lifting roller, the printing plate roller tangent to the anilox roller and a scraper matched with the anilox roller,
the ink lifting roller comprises a base roller, at least two ink lifting rubber sections for lifting ink are arranged on the outer surface of the base roller at intervals, and the diameter of each ink lifting rubber section is larger than that of the base roller;
the ink fountain is characterized in that at least two partition plates are arranged in the ink fountain at intervals, the partition plates divide an inner cavity of the ink fountain into an inkless cavity and at least two ink cavities which are separated by the cavity and used for containing ink, and the ink cavities correspond to the ink lifting rubber sections in position and quantity one to one.
2. The flexographic printing press single-blade multi-swath inking system of claim 1, wherein the anilox inking roller comprises a smooth roller section and at least two ink transfer sections separated by the smooth roller section, the ink transfer sections being engraved with ink cavities, the ink transfer sections corresponding one-to-one to the positions and number of the ink lifting gel sections.
3. The flexographic printing press single-blade multi-swath inking system of claim 1, wherein an upper portion of the spacer is provided with a downward spacer notch that is shaped to fit the base roll.
4. The flexographic printing press single-blade multi-swath ink-feed system of claim 3, wherein the baffle notch is semi-circular in shape.
5. The single-blade multi-swath inking system of a flexographic printing press according to claim 1, wherein the inking system is further provided with a backing roller tangent to the printing plate roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121394145.6U CN215590256U (en) | 2021-06-22 | 2021-06-22 | Single-knife multi-breadth ink supply system of flexographic printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121394145.6U CN215590256U (en) | 2021-06-22 | 2021-06-22 | Single-knife multi-breadth ink supply system of flexographic printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215590256U true CN215590256U (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121394145.6U Active CN215590256U (en) | 2021-06-22 | 2021-06-22 | Single-knife multi-breadth ink supply system of flexographic printing machine |
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| CN (1) | CN215590256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091873A (en) * | 2022-06-15 | 2022-09-23 | 云南侨通包装印刷有限公司 | Method for thermoprinting multicolor rainbow gradient pattern effect on paper package |
| US12220904B1 (en) * | 2023-09-12 | 2025-02-11 | Eastman Kodak Company | Inking system with segmented fountain roller |
-
2021
- 2021-06-22 CN CN202121394145.6U patent/CN215590256U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091873A (en) * | 2022-06-15 | 2022-09-23 | 云南侨通包装印刷有限公司 | Method for thermoprinting multicolor rainbow gradient pattern effect on paper package |
| US12220904B1 (en) * | 2023-09-12 | 2025-02-11 | Eastman Kodak Company | Inking system with segmented fountain roller |
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