CN218228355U

CN218228355U - Cylinder printing device for wood grain paper

Info

Publication number: CN218228355U
Application number: CN202222434897.1U
Authority: CN
Inventors: 刘枫
Original assignee: Hubei Xinjuli Decoration Materials Co ltd
Current assignee: Hubei Xinjuli Decoration Materials Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-06
Anticipated expiration: 2032-09-14

Abstract

The utility model relates to a wood grain paper cylinder printing device, which comprises a device shell, a printing component arranged inside the device shell, a drying component for drying ink marks on the printed wood grain paper, and an ink recovery component; the utility model discloses an established printing ink recovery subassembly, can be at the in-process of printing, the printing ink that will drip on the printing cylinder is sent into to rotatory filter piece via collection black spare, filter unnecessary printing ink and carry out the secondary spraying via inkjet mechanism again, the reuse rate of effectual promotion printing ink, and simultaneously, because printing ink is whole comparatively thick, when filtering, the speed of passing through on the filter screen is often comparatively slow, and filtration efficiency is lower, can drive rotatory filter piece constantly to rotate via power device, utilize centrifugal force to make the quick filter screen that passes rotatory filter piece of printing ink on the rotatory filter piece, effectual improvement filtration efficiency.

Description

Cylinder printing device for wood grain paper

Technical Field

The utility model relates to a grainy paper production technical field, concretely relates to grainy paper cylinder printing device.

Background

The wood grain paper is one kind of special paper, and is produced through using kraft paper as base paper, embossing, dyeing and other technological processes.

The wood grain paper is applied to each field, especially the packing of all kinds of products, and the decorative pattern on the wood grain paper forms for the printing of roll printing device, but most roll printing device's structure is comparatively simple, and functional not enough, and the printing ink of printing is unfavorable for retrieving at the actual printing in-process and recycles, causes the waste easily, environmental protection inadequately.

SUMMERY OF THE UTILITY MODEL

Based on the above expression, the utility model provides a grainy paper cylinder printing device to the technical problem who is unfavorable for retrieving printing ink who proposes in solving above-mentioned background art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a grainy paper roll printing apparatus comprising:

a device housing;

the printing assembly comprises a roller printing part arranged in the device shell, an ink storage part for providing printing and dyeing ink for the roller printing part, and an ink jet mechanism for spraying ink on the roller printing part, wherein the ink pumping end of the ink jet mechanism is communicated with the inside of the ink storage part;

the drying component is arranged in the device shell and is used for drying ink marks on the printed wood-grain paper;

the ink recovery assembly comprises an ink collecting part below the roller printing part in the device shell and a filtering part for filtering ink collected in the ink collecting part, wherein one end of the ink collecting part, which is far away from the roller printing part, is communicated with the inside of the ink storage part.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the cylinder printing part comprises a printing cylinder arranged in the device shell and a rotating device driving the printing cylinder to rotate.

Furthermore, the ink-jet mechanism comprises an ink-pumping device arranged in the ink storage part and an ink-jet head communicated with the output end of the ink-pumping device.

Furthermore, the ink collecting part comprises an ink collecting piece arranged inside the device and an ink scraping piece arranged in the ink collecting piece, the ink collecting piece covers the non-printing surface of the printing roller inside the ink collecting piece, and one end, far away from the printing roller, of the ink collecting piece is communicated with the ink storing piece.

Furthermore, the printing surface of the printing cylinder protrudes out of the ink collecting member, an opening for the printing surface of the printing cylinder to protrude is formed in the surface of the ink collecting member, the ink jet head is located inside the ink collecting member, and the nozzle of the ink jet head faces the printing cylinder.

Furthermore, the whole ink scraping piece is in a state of inclining from the printing cylinder to the ink storage piece, and one end of the ink scraping piece close to the printing cylinder is in contact with the surface of the printing cylinder.

Further, the filter part is including locating the inside rotatory filter piece of collection china ink piece, drive rotatory power device who filters the piece rotation, connect rotatory filter and power device's connecting axle.

Furthermore, power device locates an album black outside, collection black inside being close to the rotatory position of filtering and being equipped with the isolation water conservancy diversion piece of carrying out the shutoff to the clearance between an album black and the rotatory filter piece.

Furthermore, the rotary filter piece is composed of a conical framework and a filter screen arranged on the framework, and the whole rotary filter piece is of a hollow conical structure.

Further, the surface of collection black spare is equipped with and is used for carrying out the change mouth of changing to the filter screen, the inside of changing the mouth is equipped with and carries out sealed sealing door to it.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the utility model discloses an established printing ink recovery subassembly, can be at the in-process of printing, the printing ink that will drip on the printing cylinder is sent into to rotatory filter piece via collection black spare, filter unnecessary printing ink and carry out the secondary spraying via inkjet mechanism again, the reuse rate of effectual promotion printing ink, and simultaneously, because printing ink is whole comparatively thick, when filtering, the speed of passing through on the filter screen is often comparatively slow, and filtration efficiency is lower, can drive rotatory filter piece constantly to rotate via power device, utilize centrifugal force to make the quick filter screen that passes rotatory filter piece of printing ink on the rotatory filter piece, effectual improvement filtration efficiency.

Drawings

Fig. 1 is a schematic front sectional view of a grainy paper roller printing device according to an embodiment of the present invention;

FIG. 2 is a schematic top view of the rotary filter element;

FIG. 3 is an enlarged view of a portion of area A of FIG. 1;

FIG. 4 is an enlarged partial view of the area B in FIG. 1;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a device housing; 2. a printing assembly; 21. a cylinder printing section; 211. a printing cylinder; 212. a rotating device; 22. an ink storage member; 23. an ink jet mechanism; 231. an ink extraction device; 232. an ink jet head; 3. a drying assembly; 4. an ink recovery assembly; 41. an ink collecting section; 411. an ink collecting member; 412. a wiping member; 42. a filtering part; 421. a rotating filter member; 422. a power plant; 423. a connecting shaft; 43. isolating the flow guide member; 44. and (7) sealing the door.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures.

The terms "comprises/comprising" or "having" and the like specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

Referring to fig. 1-4, the device for printing the wood-grain paper on the cylinder includes a housing 1, a printing module 2 disposed inside the housing 1, a drying module 3 for drying ink marks on the printed wood-grain paper, and an ink recycling module 4.

The printing assembly 2 and the drying assembly 3 are common mechanisms in existing printing equipment, the printing assembly 2 specifically includes a roller printing portion 21 disposed inside the device housing 1, an ink storage member 22 for providing printing ink for the roller printing portion 21, and an ink jet mechanism 23 for spraying ink on the roller printing portion 21, an ink suction end of the ink jet mechanism 23 is communicated with the inside of the ink storage member 22, the roller printing portion 21 includes a printing roller 211 disposed inside the device housing 1, and a rotating device 212 for driving the printing roller 211 to rotate, the ink jet mechanism 23 includes an ink suction device 231 disposed inside the ink storage member 22, and an ink jet head 232 communicated with an output end of the ink suction device 231, the ink suction device 231 is preferably a common liquid pump, and the rotating device 212 is preferably a motor, meanwhile, the ink storage member 22 is a box structure, and in order to ensure that an operator does not need to replenish ink inside the ink storage member 22 at any time in actual operation, an ink inlet pipe may be disposed on the ink storage member 22, so that the operator can replenish ink in the ink storage member 22.

The drying component 3 is preferably an air heater, and can dry the ink marks on the wood grain paper after the printing roller 211 prints the wood grain paper, and the air heater can obliquely blow the wood grain paper to facilitate the discharge of the water vapor for the discharge of the water vapor generated during the drying.

Referring to fig. 3, the ink recycling assembly 4 includes an ink collecting portion 41 below the cylinder printing portion 21 inside the device housing 1, and a filtering portion 42 for filtering the collected ink in the ink collecting portion 41, wherein an end of the ink collecting portion 41 away from the cylinder printing portion 21 communicates with the inside of the ink storing member 22.

Specifically, the ink collecting portion 41 includes an ink collecting member 411 disposed inside the device, and a scraping member 412 disposed in the ink collecting member 411, the ink collecting member 411 covers the non-printing surface of the printing cylinder 211 inside the device, and one end of the ink collecting member 411 away from the printing cylinder 211 communicates with the ink storing member 22, the ink collecting member 411 is preferably in a funnel-shaped structure, and can collect and conduct the ink dripping on the printing cylinder 211 to the ink storing member 22, thereby effectively utilizing the redundant ink for a second time.

In consideration of the printing effect of the printing cylinder 211 and the effect of guiding out the excess ink, the printing surface of the printing cylinder 211 protrudes outside the ink collector 411, the surface of the ink collector 411 is provided with an opening through which the printing surface of the printing cylinder 211 protrudes, the inkjet head 232 is located inside the ink collector 411, and the nozzle of the inkjet head 232 faces the printing cylinder 211.

Meanwhile, in order to increase the dropping rate of the excess ink on the printing cylinder 211, the whole ink scraping member 412 is in a state of being inclined from the printing cylinder 211 to the ink storing member 22, and one end of the ink scraping member 412 close to the printing cylinder 211 is in contact with the surface of the printing cylinder 211, so as to avoid the ink scraping member 412 from damaging the printing cylinder 211, one end of the ink scraping member 412 close to the printing cylinder 211 is composed of an elastic rubber plate.

Referring to fig. 1-4, the filtering portion 42 includes a rotating filter member 421 disposed inside the ink collecting member 411, a power device 422 for driving the rotating filter member 421 to rotate, and a connecting shaft 423 for connecting the rotating filter member 421 and the power device 422, in order to prevent the power device 422 from occupying more ink discharge passages inside the ink collecting member 411, the power device 422 is disposed outside the ink collecting member 411, and a separating flow guide member 43 for blocking a gap between the ink collecting member 411 and the rotating filter member 421 is disposed inside the ink collecting member 411 and near the rotating filter member 421, wherein the separating flow guide member 43 is of an annular structure and can block a gap between the rotating filter member 421 and the ink collecting member 411.

Considering that the rotating filter member 421 can be driven by the power device 422 to rotate in the ink collecting member 411, the inside of the ink collecting member 411 close to the rotating filter member 421 is preferably a cylindrical structure, the rotating filter member 421 is composed of a conical framework and a filter screen installed on the framework, and the whole rotating filter member 421 is a hollow conical structure, and is matched with the conical structure, so that the contact surface between the rotating filter member 421 and ink can be effectively increased, and the thrown-out ink can be guided to a certain extent, thereby ensuring that the ink is quickly filtered out, and meanwhile, considering the replacement of the filter screen on the rotating filter member 421, the filter screen can be installed on the conical framework through bolts, and a replacement port for replacing the filter screen is arranged on the surface of the ink collecting member 411, and a sealing door 44 for sealing the replacement port is arranged inside the replacement port.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. Grainy paper cylinder printing device, its characterized in that includes:

a device housing (1);

the printing assembly (2) comprises a roller printing part (21) arranged in the device shell (1), an ink storage part (22) for providing printing and dyeing ink for the roller printing part (21), and an ink jet mechanism (23) for spraying ink on the roller printing part (21), wherein the ink suction end of the ink jet mechanism (23) is communicated with the interior of the ink storage part (22);

the drying component (3) is arranged in the device shell (1) and is used for drying ink marks on the printed wood-grain paper;

the ink recovery assembly (4) comprises an ink collecting portion (41) below the roller printing portion (21) in the device shell (1) and a filtering portion (42) for filtering ink collected in the ink collecting portion (41), wherein one end, far away from the roller printing portion (21), of the ink collecting portion (41) is communicated with the inside of the ink storage piece (22).

2. The grainy paper cylinder printing apparatus according to claim 1, wherein said cylinder printing section (21) comprises a printing cylinder (211) provided inside the apparatus housing (1), and a rotating means (212) for rotating the printing cylinder (211).

3. The woodgrained paper roller printing device according to claim 2, characterized in that the ink-jet mechanism (23) comprises an ink-extraction device (231) arranged inside the ink reservoir (22), and an ink-jet head (232) communicating with the output of the ink-extraction device (231).

4. A woodgrain paper cylinder printing device according to claim 3, characterised in that the ink-collecting part (41) comprises an ink-collecting member (411) provided inside the device, and a scraper (412) provided in the ink-collecting member (411), the ink-collecting member (411) covering the non-printing face of the printing cylinder (211) inside it, and the end of the ink-collecting member (411) remote from the printing cylinder (211) communicating with the ink-storing member (22).

5. The woodgrained paper cylinder printing device according to claim 4, characterized in that the printing surface of the printing cylinder (211) protrudes outside the ink collector (411), the surface of the ink collector (411) being provided with an opening for the printing surface of the printing cylinder (211) to protrude, the inkjet head (232) being located inside the ink collector (411), the nozzle of the inkjet head (232) facing the printing cylinder (211).

6. The apparatus according to claim 5, wherein the wiping member (412) is inclined from the printing cylinder (211) to the ink reservoir (22) as a whole, and one end of the wiping member (412) near the printing cylinder (211) is in contact with the surface of the printing cylinder (211).

7. The apparatus according to claim 6, wherein the filter portion (42) comprises a rotating filter member (421) disposed inside the ink collecting member (411), a power unit (422) for driving the rotating filter member (421) to rotate, and a connecting shaft (423) for connecting the rotating filter member (421) and the power unit (422).

8. The woodgrained paper cylinder printing device according to claim 7, characterized in that the power unit (422) is arranged outside the ink collecting member (411), and a separation flow guide member (43) for blocking the gap between the ink collecting member (411) and the rotating filter member (421) is arranged inside the ink collecting member (411) close to the rotating filter member (421).

9. The apparatus according to claim 8, wherein the rotating filter member (421) comprises a conical frame and a filter net mounted on the frame, and the rotating filter member (421) has a hollow conical structure as a whole.

10. The apparatus according to claim 9, wherein the surface of said ink-collecting member (411) is provided with a replacement opening for replacing the filter screen, and the interior of said replacement opening is provided with a sealing door (44) for sealing it.