CN211280287U - Rolling digital printing device - Google Patents
Rolling digital printing device Download PDFInfo
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- CN211280287U CN211280287U CN201922106445.9U CN201922106445U CN211280287U CN 211280287 U CN211280287 U CN 211280287U CN 201922106445 U CN201922106445 U CN 201922106445U CN 211280287 U CN211280287 U CN 211280287U
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- layer
- roller
- printing
- digital printing
- glazing
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- 238000007639 printing Methods 0.000 title claims abstract description 106
- 238000005096 rolling process Methods 0.000 title claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 34
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000001035 drying Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 150000001875 compounds Chemical group 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 3
- 239000002131 composite material Substances 0.000 claims description 20
- 238000004026 adhesive bonding Methods 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 11
- 238000005507 spraying Methods 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 7
- 238000010020 roller printing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000007921 spray Substances 0.000 description 22
- 239000000976 ink Substances 0.000 description 9
- 230000003044 adaptive effect Effects 0.000 description 8
- 238000007641 inkjet printing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000013329 compounding Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000643 oven drying Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000006664 bond formation reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Abstract
The utility model provides a roll digital printing device, there is the cylinder mainly, cleaning device has set gradually according to the process around the cylinder, first coating device, drying device, second coating device, spout the seal device, the rubberizing unit, compound unit, still include stock and unwinding mechanism, compound unit combines stock and the transfer layer that forms through a plurality of stations of cylinder, transfer layer combines to form by the deflector roll traction after combining the layer with the stock and leaves compound unit and cylinder, combine the layer to leave compound unit and cylinder through first drying device after leaving compound unit and cylinder in proper order, glazing device, by the winding mechanism rolling behind the second drying device. The utility model discloses utilize characteristics such as tangent plane, smoothness and the circulation rotation of cylinder, form one set and combine to shift the digital printing mode that the layer shaping shifted to the stock, can guarantee product quality stability, the fault rate is low, and improves production efficiency.
Description
Technical Field
The utility model relates to a digital printing technical field refers in particular to a roll digital printing device.
Background
With the development of big data and the progress of mobile terminals, variable two-dimensional codes become important means for commodity information storage and anti-counterfeiting, especially under an intelligent network, one-object-one-code is needed, the variable two-dimensional codes are used on cigarette packets and medicine boxes in large batch at present, and a foundation is provided for intelligent logistics and sales management and control, so that digital jet printing becomes a new printing mode and gradually appears in printing enterprises.
At present, with the development of society, personalized printing or small-batch and multi-variety printing is more and more, the traditional printing mode is challenged because of the problems that the production conversion time is long, the cost of auxiliary materials such as plates is high and the like in the traditional printing modes such as offset printing, gravure and the like, and the digital printing mode is just the optimal selection of small-batch and multi-variety printing because a printing roller is not required to be manufactured in each printing mode. However, the digital printing method has a certain problem, which is mainly reflected in that the requirement on the printing stock is high, because the jet printing ink cannot adapt to the surfaces of all the printing stocks, and the jet nozzle of the jet printing is very precise, when the jet printing is carried out at a very short distance from the printing stock and moves at a high speed, dust on the printing stock or the printing stock is easy to frequently contact with the jet nozzle, so that the normal jet printing cannot be carried out.
Disclosure of Invention
An object of the utility model is to prior art current situation, provide a roll digital printing device, form comprehensive integration printing process flow, make digital printing stable quality, reduce the fault rate, the lifting efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rolling digital printing device mainly comprises a roller, a cleaning device, a first coating device, a drying device, a second coating device, a spray printing device, a gluing unit and a composite unit are sequentially arranged around the roller according to working procedures, the rolling digital printing device also comprises a printing stock and an unwinding mechanism thereof, the composite unit combines the printing stock with a transfer layer formed by a plurality of stations of the roller, and the transfer layer is pulled away from the composite unit and the roller by a guide roller after being combined with the printing stock to form a comprehensive layer.
In the above scheme, the integrated layer leaves the composite unit and the roller and then is rolled by the rolling mechanism after sequentially passing through the first drying device, the glazing device and the second drying device.
Further, the drum and/or the compound unit are driven by a servo motor.
Further, the first coating device is used for coating the separation layer, and the second coating device is used for coating the adaptive layer.
Furthermore, the gluing unit is a glue spraying device and/or a full-plate gluing device.
Furthermore, one side of the composite unit is provided with an alignment detection device.
Further, the glazing device is a local glazing device and/or a full-page glazing device.
Furthermore, a glazing detection device is arranged on one side of the glazing device.
The utility model has the advantages that: the utility model adopts digital printing as a process foundation, and utilizes the stability and the fixity of the surface form of the roller, the distance between the digital jet printing position and the surface of the roller can be minimized, the jet printing speed and the quality are improved, and simultaneously the problems that the spray head is easy to be damaged by the printing stock and the dust on the printing stock is easy to block the spray head and the like can be solved; in addition, by utilizing the characteristics of circular rotation of the roller and the like, a set of digital printing mode combining the forming of the transfer layer to the compounding of the printing stock is formed, the digital printing mode can meet the requirements of various materials, the processes of full-plate on-site printing, full-plate pattern transfer, local printing pattern transfer, full-plate glazing, local positioning glazing and the like can be selected according to requirements, the digital printing mode has diversified selection, the consistency of printing positions, the accuracy of pattern positioning transfer, the smoothness of a jet printing process and the stability of the whole operation process are ensured, the stable product quality and the low failure rate can be ensured, and the production efficiency is improved.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
The specific implementation mode is as follows:
please refer to fig. 1, which is a schematic structural diagram of a preferred embodiment of the present invention, the present invention is a rolling digital printing apparatus, and the printing method thereof comprises: utilize cylinder 1 continuous rotation, at first belt cleaning device 2 cleans cylinder 1 surface, form separating layer 31 through coating drying device 4 again, and then coat on separating layer 31 and form adaptation layer 51, separating layer 31 and adaptation layer 51's combination form transfer layer 82, spout the seal on adaptation layer through spouting printing device 6 again, form the printing layer that has the printing pattern, then the rubberizing, again with stock 81 bonding formation integrated layer, integrated layer can peel off cylinder 1, the cylinder enters into the rete coating of new round again after the cleaning station is cleaned, superpose and compound, and integrated layer later stage is through drying, a series of processes such as peeling off, finally realize the transfer of printing pattern.
The specific structure is that a roller 1 is mainly provided, a cleaning device 2, a first coating device 3, a drying device 4, a second coating device 5 are sequentially arranged around the roller 1 according to the working procedures, and a second group of drying devices (not shown in the figure), a jet printing device 6, a gluing unit 7 and a compounding unit 8 can be additionally arranged behind the second coating device 5 according to the requirements. The first coating device 3 is used for coating the separation layer, is high in smoothness, is convenient to peel off from the roller 1 at the later stage, forms a protective film of a printing stock on the uppermost surface of the integration layer, dries the separation layer 31 by adopting UV lamp drying or infrared hot air drying in the drying device 4, and then coats the adaptation layer 51 by the second coating device 5, wherein the adaptation layer 51 mainly improves the adaptation capability of the ink, can adapt to various inks, and has lower requirements on the ink for jet printing compared with the printing stock 81. The transfer layer 82 formed by combining the separation layer 31 and the adaptive layer 51 is directly rotated to the inkjet printing device 6 for inkjet printing, and the inkjet printing device 6 may be composed of a plurality of inkjet printing units and a drying unit, and may be configured as required. Because the transfer layer is directly attached to the roller 1 for forming, when entering the station of the spray printing device 6, a smooth tangent point spray printing area is formed with the spray printing device 6, thus not only minimizing the distance between the spray head and the transfer layer, but also avoiding the spray head from being damaged, improving the efficiency and reducing the faults.
The compound unit 8 adopts a driven roller, is pressed on the roller 1 when needing compound, and is in a pressure-releasing state when not needing compound.
After the spray printing of the transfer layer 82 is completed and the glue is applied, the composite unit 8 should enter the printing stock 81 to be compounded, therefore, the equipment further comprises the printing stock 81 and the unwinding mechanism 17 thereof, the composite unit 8 combines the printing stock 81 with the transfer layer 82 formed by a plurality of stations of the roller 1, the transfer layer 82 is combined with the printing stock 81 to form an integrated layer, and then the integrated layer is pulled away from the composite unit 8 and the roller 1 by a guide roller, so that the coating, the spray printing and the compounding of the transfer layer are completed, an initial pattern transferring and attaching process is formed, after the integrated layer leaves the roller 1, the roller 1 is cleaned by the cleaning device 2 and then enters the first coating unit 3 again, and the initial pattern transferring process is ensured to be continuously carried out.
The cleaning device 2 can be a scraper, or the scraper is combined with warm water spray cleaning and a rotary roller wrapped with rag and a blower, so that leftover materials or adhered particles left by the separation layer 31 on the roller 1 are cleaned clearly, and the leftover materials or adhered particles can enter the first coating device 3 again to coat the separation layer 31.
The roller 1 and/or the composite unit 8 are driven by a servo motor, namely the roller 1 can be driven by the servo motor alone, or the composite unit 8 can be driven by the servo motor alone, or both the roller 1 and the composite unit 8 can be driven by the servo motor, and the speed can be controlled to be consistent.
In addition, an alignment detection device 80 is arranged on one side of the composite unit 8, a detection sensor (not shown in the figure) is arranged on the jet printing device 6, and an encoder is also required to be arranged on the roller 1 and/or the composite unit 8, so that the detection sensor is used for knowing the time for the jet printing device 6 to start jet printing, or the alignment detection device 80 is used for knowing the position of a pattern on a printing stock 81, and the encoder is used for acquiring the distance between the positioning and transferring positions of the alignment detection device and the printing stock, so that the jet printing image-text and the pattern of the printing stock 81 are accurately aligned and overprinted by adjusting the start time of the.
In order to meet the process requirement, the integrated layer leaves the composite unit 8 and the roller 1, sequentially passes through the first drying device 11, the glazing device 14 and the second drying device 15, and is wound by the winding mechanism 16.
Specifically, the gluing unit 7 is a glue spraying device 71 and/or a full-plate gluing device 72, if the gluing unit 7 is used as a comprehensive device, the gluing unit 7 should include the glue spraying device 71 and the full-plate gluing device 72, and a pre-drying device (not shown in the figure) is also included, the glue spraying device 71 only needs to spray glue on the surface of the transfer layer 82 through a spray head, a coating roller of the full-plate gluing device 72 should be provided with a moving cylinder, and when the transfer layer 82 needs full-plate coating gluing according to the coating process requirements, the moving cylinder of the transfer layer 82 pushes the coating roller to be matched and connected with the transfer layer 82, so that the positioning glue spraying transfer or the random switching of the water-based glue and full-plate glue transfer can be met, and the glue spraying device can be pressed with the printing stock 81 after the same pre-drying device.
The glazing unit 14 is a partial glazing unit 18 and/or a full-size glazing unit 19, and if it is a comprehensive device, the glazing unit 14 should include the partial glazing unit 18 and the full-size glazing unit 19, and a glazing detection unit 141 should be provided on one side of the glazing unit 14, and when partial glazing is required, the glazing position is detected by the glazing detection unit 141. And a upgrading ink box is arranged below the full-plate glazing device 19, and when full-plate glazing is needed, the ink box rises to a position to be in contact with a printing stock 81, so that switching of local positioning glazing or full-plate glazing is met.
The second drying device 15 comprises UV lamp drying and oven drying, and is switched according to process requirements, and if the local positioning glazing is performed, the UV gloss oil and the UV lamp are used for drying, and if the water-based full plate glazing is performed, the oven drying is used for drying.
The working process is as follows: the roller 1 is driven by a servo motor to uniformly rotate at a certain speed, all devices are in a release state before the roller 1 starts to work, a cleaning device 2 is used for cleaning the surface of the roller, then a first coating device 3 is used for laminating and coating a separation layer 31 on the surface of the roller 1, the separation layer 31 is characterized in that the separation layer is easily separated from the roller 1 after a film layer is formed, a drying device 4 is used for drying the separation layer, then a second coating device 5 is used for laminating and coating an adaptive layer 51 on the separation layer 31, the adaptive layer 51 is used for enhancing the adaptability of later spray printing ink, the adaptive layer 51 is matched with the spray printing ink, the spray printing ink is sprayed and printed on the adaptive layer, the effect is best, the spray printing adaptability and the spray printing effect are enhanced, when a coating pattern passes through the spray printing device 6, the spray printing device 6 is used for digital spray printing and can directly perform spray printing on the adaptive layer, the variable information can be sprayed and printed without other auxiliary processes such as plate making and the like, the spraying and printing device 6 is used for spraying and printing a printing layer on the adaptive layer 51, the spraying and printing work of pictures and texts is carried out according to the requirement, drying is carried out in the spraying and printing process, after all the pictures and texts are sprayed and printed, the gluing unit 7 is used for pressing, a layer of transparent glue is arranged on the printing layer and is pre-dried, then the composite unit 8 is used for pressing, the printing stock 81 is combined with the transfer layer 82 through a glue layer under certain pressure, then the separation layer 31 is separated from the roller 1, the finally printed patterns are transferred onto the printing stock 81 to form the printed pictures and texts, and the cleaning device 2 is used for cleaning the surface of the separated roller 1 to complete a work cycle.
Of course, the above illustration is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so all equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A rolling digital printing apparatus, characterized by: the roller printing machine mainly comprises a roller (1), a cleaning device (2), a first coating device (3), a drying device (4), a second coating device (5), a jet printing device (6), a gluing unit (7) and a composite unit (8) are sequentially arranged around the roller (1) according to working procedures, and further comprises a printing stock (81) and an unwinding mechanism (17) thereof, wherein the composite unit (8) combines the printing stock (81) with a transfer layer (82) formed by a plurality of working positions of the roller (1), and the transfer layer (82) is pulled away from the composite unit (8) and the roller (1) by a guide roller after being combined with the printing stock (81) to form a comprehensive layer.
2. A roll digital printing apparatus as claimed in claim 1, wherein: the integrated layer leaves the composite unit (8) and the roller (1), sequentially passes through the first drying device (11), the glazing device (14) and the second drying device (15), and is wound by the winding mechanism (16).
3. A roll digital printing apparatus according to claim 1 or 2, wherein: the roller (1) and/or the compound unit (8) are driven by a servo motor.
4. A roll digital printing apparatus as claimed in claim 3, wherein: the first coating device (3) is used for coating the separation layer, and the second coating device (5) is used for coating the adaptation layer.
5. A rolling digital printing apparatus as claimed in claim 4, wherein: the gluing unit (7) is a glue spraying device (71) and/or a full-plate gluing device (72).
6. A rolling digital printing apparatus as claimed in claim 4, wherein: and an alignment detection device (80) is arranged on one side of the composite unit (8).
7. A roll digital printing apparatus as claimed in claim 2, wherein: the glazing device (14) is a local glazing device (18) and/or a full-page glazing device (19).
8. A roll digital printing apparatus as claimed in claim 7, wherein: a glazing detection device (141) is arranged on one side of the glazing device (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106445.9U CN211280287U (en) | 2019-11-29 | 2019-11-29 | Rolling digital printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106445.9U CN211280287U (en) | 2019-11-29 | 2019-11-29 | Rolling digital printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211280287U true CN211280287U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922106445.9U Active CN211280287U (en) | 2019-11-29 | 2019-11-29 | Rolling digital printing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN211280287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757964A (en) * | 2019-11-29 | 2020-02-07 | 汕头东风印刷股份有限公司 | Rolling digital printing device |
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2019
- 2019-11-29 CN CN201922106445.9U patent/CN211280287U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757964A (en) * | 2019-11-29 | 2020-02-07 | 汕头东风印刷股份有限公司 | Rolling digital printing device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 515000 block A-F, 4a2-2, 2m4, 13-02, Jinyuan Industrial City, Chaoshan Road, Shantou City, Guangdong Province Patentee after: Guangdong Dongfeng New Materials Group Co.,Ltd. Address before: 515000 block A-F, 4a2-2, 2m4, 13-02, Jinyuan Industrial City, Chaoshan Road, Shantou City, Guangdong Province Patentee before: SHANTOU DONGFENG PRINTING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |