CN209938061U - Large-breadth UV (ultraviolet) spray painting device - Google Patents
Large-breadth UV (ultraviolet) spray painting device Download PDFInfo
- Publication number
- CN209938061U CN209938061U CN201920108721.2U CN201920108721U CN209938061U CN 209938061 U CN209938061 U CN 209938061U CN 201920108721 U CN201920108721 U CN 201920108721U CN 209938061 U CN209938061 U CN 209938061U
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- medium
- drying chamber
- hot air
- printing platform
- heating film
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0015—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
- B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
- B41J11/0022—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using convection means, e.g. by using a fan for blowing or sucking air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0015—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
- B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
- B41J11/0021—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation
- B41J11/00214—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation using UV radiation
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a big breadth UV air brushing device belongs to advertisement and printing technical field. The device comprises a frame, and a paper collecting and releasing structure, a printing platform, an ink vehicle and a drying structure which are arranged on the frame; the printing platform is horizontally arranged, the front end and the rear end of the printing platform are arc-shaped surfaces, and a first heating film for heat preservation is arranged in the middle of the printing platform and is positioned right below the ink carriage; a second heating film and a third heating film are respectively arranged at the front end and the rear end of the printing platform; the spray painting device further comprises a hot air supply structure and an exhaust structure, wherein the drying structure is a tunnel structure and is composed of a hot air drying chamber and a radiation drying chamber which are arranged in parallel from front to back. A nozzle is arranged in the hot air drying chamber and above the medium, is obliquely arranged backwards and is connected with a hot air supply structure through a pipeline; an ultraviolet heating lamp is arranged in the radiation drying chamber and above the medium, and an exhaust port is arranged on the ultraviolet heating lamp and connected with an exhaust structure. The device has better stoving effect and can avoid the medium fold.
Description
Technical Field
The utility model belongs to the technical field of advertisement and printing, in particular to big breadth UV air brushing device.
Background
The spray drawing machine is a kind of large-scale printer series products, mainly used in the large-scale outdoor wall advertisement, signboard, poster, show board, poster, regulation and so on spray drawing article manufacturing. The inkjet printer utilizes a nozzle to spray ink with different colors on a special material (medium) to form various color patterns. The printing medium may be paper, cloth, or the like. Because the ink is liquid, if the ink cannot be dried and solidified in time after being sprayed on a printing medium, the ink can flow to make patterns. When the printing medium is rolled after the inkjet printing is finished, if the printing ink is not dried, the printing ink can be attached to the back of the printing medium, and the printing medium is polluted.
Referring to fig. 1, the existing inkjet device includes a frame 1, and a paper receiving and releasing structure 11, a printing platform 2, an ink vehicle 4, a drying structure 6, etc. on the frame; the printing platform 2 is horizontally arranged, both the front end and the rear end (in this embodiment, the conveying direction of the medium 7 is defined as the front-back direction, and the character side of the medium 7 is defined as the upper part) of the printing platform are arc-shaped surfaces, and the middle part of the printing platform is provided with a first heating film 5 for heat preservation right below the ink carriage 4; the carriage 4 is movable and is provided with a head and an ink jetting structure, etc. The drying structure 6 is generally a hot air drying structure.
The patent with the application number of CN201621480336.3 discloses an inkjet printing device, including receiving and releasing paper device, print the dolly, print platform and control system, print platform sets up in inkjet printing device's upper portion, print media passes through from print platform top, print platform top sets up a print dolly, the installation of print the shower nozzle below the print dolly, receive and release paper device and be used for transmitting print media, control system control print dolly air brushing picture and text on the print media that passes through below, receive and release paper device and set up to the design of change formula modularization, can enough transmit broad width print media, can be used for transmitting narrow width print media again, the maximum width of narrow width print media is half of wide width print media maximum width.
The patent with the application number of CN200720089268.2 discloses a full-automatic ink supply system platform, which is composed of an ink supply system, a drying system, a cloth feeding system and a cloth collecting system, wherein the ink supply system is fixedly installed on two brackets, a carving machine connecting port is arranged on the ink supply system, the drying system is arranged at the lower part of the ink supply system, and the cloth feeding system and the cloth collecting system are installed between the two brackets from top to bottom.
After the inkjet printer in the prior art performs inkjet printing, a drying structure is required to dry the inkjet printing medium. However, the existing drying structure is mostly erected on the medium output side of the inkjet printer, and is of an open type, the printing medium slides from the air outlet of the drying structure to the material receiving roller, the drying structure performs fan drying towards the printing medium in the sliding process, the printing medium still needs to be dried in the air to be rolled, the work efficiency is reduced, and the pollution of the painting scroll is easily caused. In addition, the medium with a large width is easily wrinkled when the cambered surfaces at the front end and the rear end of the printing platform slide, so that the printing effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the embodiment of the utility model provides a big breadth UV air brushing device, the device have better stoving effect and can avoid the medium fold. The technical scheme is as follows:
the embodiment of the utility model provides a large-breadth UV painting device, which comprises a rack 1, a paper collecting and releasing structure 11 on the rack, a printing platform 2, an ink vehicle 4 and a drying structure 6; the printing platform 2 is horizontally arranged, the front end and the rear end of the printing platform are arc-shaped surfaces, and a first heating film 5 for heat preservation is arranged in the middle of the printing platform and is positioned right below the ink carriage 4; a second heating film 9 with smooth surface for preheating and a third heating film 10 for drying are respectively arranged at the front end and the rear end of the printing platform 2; the spray painting device further comprises a hot air supply structure and an exhaust structure, the drying structure 6 is of a tunnel type structure and is composed of a hot air drying chamber 12 and a radiation drying chamber 13 which are arranged side by side from front to back, an inlet 14 for the medium 7 to enter and an outlet 15 for the medium 7 to exit are respectively arranged on the front side of the hot air drying chamber 12 and the rear side of the radiation drying chamber 13, and a connecting channel 16 for the medium 7 and the air flow 22 to pass through is arranged between the inlet 14 and the outlet 15; a nozzle 18 is arranged in the hot air drying chamber 12 and above the medium 7, the nozzle 18 is arranged obliquely backwards and is connected with a hot air supply structure through a pipeline; an ultraviolet heating lamp 19 is arranged in the radiation drying chamber 13 and above the medium 7, and an exhaust port 20 is arranged on the ultraviolet heating lamp and connected with an exhaust structure.
Wherein, the embodiment of the utility model provides an on frame 1 and be located print platform 2 tops and be equipped with crossbeam 3, the activity of china ink car 4 is located on crossbeam 3.
Specifically, the top of the hot air drying chamber 12 in the embodiment of the present invention is provided with an air inlet 17, the nozzle 18 is disposed on the air inlet 17, and the included angle between the nozzle and the medium 7 is 60-80 °, and the air inlet 17 is connected to the hot air supply structure through a pipeline.
Specifically, the exhaust port 20 in the embodiment of the present invention is disposed at the top of the radiation drying chamber 13 and behind the ultraviolet heating lamp 19.
Wherein, the embodiment of the utility model provides an in hot-blast supply structure include air cleaner, hot-blast fan and the heater that connects gradually through the pipeline, the heater passes through the pipeline and is connected with air inlet 17.
Wherein, the embodiment of the utility model provides an exhaust structure includes the active carbon filter who connects gradually through the pipeline and the fan of airing exhaust, active carbon filter passes through the pipeline and is connected with gas vent 20.
Preferably, the movable damper 21 for adjusting the flow area of the air stream 22 is disposed on the connecting channel 16 and above the medium 7 in the embodiment of the present invention, and the movable damper 21 can move up and down relative to the medium 7.
Wherein, the embodiment of the utility model provides an in be equipped with on the frame 1 and be used for driving medium 7 to go forward and the drive roll and pinch roller 8 of mutually supporting, print platform 2 front ends are located to drive roll and pinch roller 8, the adjacent the place ahead of pinch roller 8 is located to second heating film 9.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the embodiment of the utility model provides a big breadth UV air brushing device increases on the arcwall face of print platform front and back end and adds the heating film and not only can promote the heating effect, can also prevent the medium fold. The drying structure is improved, a closed structure is adopted, hot air drying and radiation drying are combined, the drying effect is good, drying is not needed, and peculiar smell can be taken away.
Drawings
FIG. 1 is a schematic structural diagram of a conventional inkjet device;
fig. 2 is a schematic structural diagram of a large-format UV inkjet device provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a drying structure provided by the embodiment of the present invention;
fig. 4 is a schematic block diagram of a combination of a drying structure, a hot wind supply structure, and an exhaust structure.
In the figure: the printing machine comprises a machine frame 1, a printing platform 2, a cross beam 3, an ink vehicle 4, a first heating film 5, a drying structure 6, a medium 7, a pressing wheel 8, a second heating film 9, a third heating film 10, a paper collecting and releasing structure 11, a hot air drying chamber 12, a radiation drying chamber 13, an inlet 14, an outlet 15, a connecting channel 16, an air inlet 17, a nozzle 18, an ultraviolet heating lamp 19, an air outlet 20, a movable air door 21 and an air flow 22.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2 and 3, the embodiment of the utility model provides a big breadth UV air brushing device, the device include frame 1 and on receive and release paper structure 11, print platform 2, china ink car 4 and stoving structure 6 etc.. The paper winding and unwinding structure 11 is used for unwinding, traction, winding and the like and comprises an unwinding roller, a winding roller, a traction roller and the like; the printing platform 2 is horizontally arranged, the front end and the rear end of the printing platform are arc-shaped surfaces to ensure smooth transition of the medium 7, and a first heating film 5 (with smooth surface and flush with the printing platform 2) for heat preservation is arranged in the middle (surface) and is positioned right below the ink carriage 4; the carriage 4 is movable, and is provided with a head and an ink jet system and the like. The structure of the above structure is basically the same as that of the existing spray painting device, and the difference is that: in this embodiment, the front and rear ends of the printing platform 2 are respectively provided with the second heating film 9 with smooth surface for preheating and the third heating film 10 for drying (both directly contacting with the medium 7), and the second heating film 9 and the third heating film 10 are respectively arranged on the arc-shaped surfaces of the front and rear ends of the printing platform 2 and are flush with the printing platform 2. The heating temperature of the second heating film 9 and the third heating film 10 does not need to be high, and can be below 45 ℃, so that the medium 7 can be heated, and the medium 7 can be ironed under the action of an iron. The inkjet device that this embodiment provided still includes hot-blast supply structure and exhaust structure, and hot-blast supply structure is used for providing hot-blast, and exhaust structure is used for discharging the hot-blast after the heat transfer. The drying structure 6 is a tunnel type structure (the position of the drying structure is the same as that of the existing drying structure 6) and is composed of a hot air drying chamber 12 and a radiation drying chamber 13 which are arranged side by side from front to back, the hot air drying chamber 12 and the radiation drying chamber 13 are both cavity type structures, the side walls of the hot air drying chamber 12 and the radiation drying chamber 13 can be provided with heat insulation layers, the front side of the hot air drying chamber 12 and the rear side of the radiation drying chamber 13 are respectively provided with an inlet 14 (specifically, a strip-shaped opening) for the medium 7 to enter and an outlet 15 (specifically, a strip-shaped opening) for the medium 7 to exit, and a connecting channel 16 for the medium 7 and the air flow; the cross-sectional area of the connecting channel 16 is small (specifically, it may be a rectangular channel), so that the hot air can blow across the surface of the medium 8 at a high speed to dry the ink and take away the volatilized medium. The hot air drying chamber 12 is provided with a plurality of nozzles 18 above the medium 7, and the plurality of nozzles 18 are uniformly distributed at a suitable distance from the medium 7. The nozzles 18 are arranged obliquely backwards (arranged in the forward and backward directions) to allow hot air to enter the radiation drying chamber 13 and are connected with a hot air supply structure through pipelines; an ultraviolet heating lamp 19 is arranged in the radiation drying chamber 13 and above the medium 7 (the radiation drying chamber 13 is correspondingly provided with a bracket), the ultraviolet heating lamp 19 is arranged towards the medium 7, and a corresponding lamp shade can be configured to ensure that light rays face the medium 7; more specifically, the support in which the uv heating lamps 19 are arranged is advantageously arranged parallel to the medium 7 at a distance from it, in which an exhaust opening 20 is provided in connection with the exhaust structure. In the radiation drying chamber 13, the flowing air flow can not only blow the surface of the medium and slightly cool it, but also take away the volatilized solvent to perform centralized treatment through the exhaust structure. Specifically, if the medium 7 is PVC, the heating temperature of the first heating film 5 is 35 to 45 ℃, the heating temperature of the second heating film 9 is 25 to 35 ℃, the heating temperature of the third heating film 10 is 40 to 45 ℃, the temperature of the medium 7 in the hot air drying chamber 12 is 45 to 55 ℃, and the temperature of the medium 7 in the radiation drying chamber 13 is 35 to 40 ℃.
Wherein, the embodiment of the utility model provides an in first heating film 5, second heating film 9 and third heating film 10 specifically can constitute by insulating layer, graphite alkene heater wire layer and heat-conducting layer, the heat-conducting layer surface smooth and with print platform 2 parallel and level, the insulating layer is glued on print platform 2.
Wherein, referring to fig. 2, the frame 1 of the embodiment of the present invention is provided with a cross beam 3 above the printing platform 2, the ink cart 4 is movably disposed on the cross beam 3, the cross beam 3 is perpendicular to the medium 7, and the ink cart 4 can slide along the cross beam (driven by the corresponding driving structure).
Specifically, referring to fig. 3, the top of the hot air drying chamber 12 in the embodiment of the present invention is provided with an air inlet 17, the nozzle 18 is disposed on the air inlet 17 and has an included angle of 60-80 ° with the medium 7, and the air inlet 17 is connected to the hot air supply structure through a pipeline.
Specifically, referring to fig. 3, the exhaust port 20 in the embodiment of the present invention is provided at the top of the radiation drying chamber 13 and behind the ultraviolet heating lamp 19.
Wherein, referring to fig. 4, the hot air supply structure in the embodiment of the present invention includes an air filter, a hot air blower, a heater, etc. connected in sequence through a pipeline, and the heater is connected with the air inlet 17 through a pipeline.
Referring to fig. 4, the exhaust structure in the embodiment of the present invention includes an activated carbon filter (for removing odor, and other odor processing structures may be adopted) and an exhaust fan, etc. which are connected in sequence through a pipeline, and the activated carbon filter is connected with the exhaust port 20 through a pipeline.
Preferably, referring to fig. 3, the connection passage 16 of the embodiment of the present invention is provided with a movable damper 21 (partially partitioning the connection passage 16) for adjusting the flow area of the air stream 22 (and thus adjusting the speed of the air stream and the staying time in the hot air drying chamber 12) above the medium 7, and the movable damper 21 can move up and down relative to the medium 7. Specifically, the movable damper 21 is disposed perpendicular to the medium 7, and is disposed on the connecting passage 16 (e.g., adjusted by an adjusting bolt and a bar-shaped chute) with its up-down adjustment.
Referring to fig. 2, a driving roller and a pressing wheel 8 for driving a medium 7 to move forward and to be matched with each other are arranged on a frame 1 in the embodiment of the present invention; the driving roller is driven by a corresponding motor and is arranged below the medium 7 (meanwhile, the driving roller is positioned on the printing platform 2, and a notch for the driving roller to pass through is correspondingly arranged on the printing platform 2); the pinch roller 8 is arranged on the cross beam 3, is arranged above the medium 7 and can move up and down. The driving roller and the pinch roller 8 form a pair roller structure, when the pinch roller 8 moves downwards and pushes against the surface of the medium 7, the medium 7 can be conveyed, and when the pinch roller is folded upwards, the medium 7 stops moving. The driving roller and the pinch roller 8 are arranged at the front end of the printing platform 2, and the second heating film 9 is arranged in front of the pinch roller 8.
The embodiment of the utility model provides a big breadth UV air brushing device increases on the arcwall face of print platform front and back end and adds the heating film and not only can promote the heating effect, can also prevent the medium fold. The drying structure is improved, a closed structure is adopted, hot air drying and radiation drying are combined, the drying effect is good, drying is not needed, and peculiar smell can be taken away.
In this embodiment, "first", "second", and "third" only have a distinguishing function, and have no other special meaning.
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 (8)
1. A large-breadth UV spray painting device comprises a rack (1), and a paper collecting and releasing structure (11), a printing platform (2), an ink vehicle (4) and a drying structure (6) which are arranged on the rack; the printing platform (2) is horizontally arranged, the front end and the rear end of the printing platform are arc-shaped surfaces, and a first heating film (5) for heat preservation is arranged in the middle of the printing platform and is positioned right below the ink trolley (4); it is characterized in that the preparation method is characterized in that,
a second heating film (9) with smooth surface and used for preheating and a third heating film (10) used for drying are respectively arranged at the front end and the rear end of the printing platform (2);
the spray painting device further comprises a hot air supply structure and an exhaust structure, the drying structure (6) is of a tunnel type structure and is composed of a hot air drying chamber (12) and a radiation drying chamber (13) which are arranged side by side from front to back, the front side of the hot air drying chamber (12) and the rear side of the radiation drying chamber (13) are respectively provided with an inlet (14) for the medium (7) to enter and an outlet (15) for the medium (7) to exit, and a connecting channel (16) for the medium (7) and the air flow (22) to pass through is arranged between the hot air drying chamber (12) and the radiation drying chamber (13);
a nozzle (18) is arranged in the hot air drying chamber (12) and above the medium (7), the nozzle (18) is obliquely arranged backwards and is connected with a hot air supply structure through a pipeline;
an ultraviolet heating lamp (19) is arranged in the radiation drying chamber (13) and above the medium (7), and an exhaust port (20) is arranged on the ultraviolet heating lamp and connected with an exhaust structure.
2. The large format UV inkjet device according to claim 1, wherein a cross beam (3) is disposed on the frame (1) and above the printing platform (2), and the carriage (4) is movably disposed on the cross beam (3).
3. The large-format UV inkjet device according to claim 1, characterized in that an air inlet (17) is provided at the top of the hot air drying chamber (12), the nozzle (18) is provided on the air inlet (17) and forms an angle of 60-80 ° with the medium (7), and the air inlet (17) is connected to a hot air supply structure through a pipeline.
4. The large format UV inkjet device according to claim 1, characterized in that the exhaust port (20) is disposed at the top of the radiation drying chamber (13) and behind the UV heating lamp (19).
5. The large format UV inkjet device according to claim 3, wherein the hot air supply structure comprises an air filter, a hot air blower and a heater connected in sequence by a pipeline, and the heater is connected with the air inlet (17) by a pipeline.
6. The large format UV inkjet device according to claim 1, wherein the exhaust structure comprises an activated carbon filter and an exhaust fan connected in sequence by a pipeline, and the activated carbon filter is connected with the exhaust port (20) by a pipeline.
7. The large-format UV inkjet device according to claim 1, characterized in that a movable damper (21) for adjusting the flow area of the air flow (22) is arranged above the medium (7) on the connecting channel (16), and the movable damper (21) can move up and down relative to the medium (7).
8. The large-format UV inkjet device according to claim 1, wherein the frame (1) is provided with a driving roller and a pressing roller (8) for driving the medium (7) to advance and matching with each other, the driving roller and the pressing roller (8) are arranged at the front end of the printing platform (2), and the second heating film (9) is arranged in front of the pressing roller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108721.2U CN209938061U (en) | 2019-01-23 | 2019-01-23 | Large-breadth UV (ultraviolet) spray painting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108721.2U CN209938061U (en) | 2019-01-23 | 2019-01-23 | Large-breadth UV (ultraviolet) spray painting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209938061U true CN209938061U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920108721.2U Expired - Fee Related CN209938061U (en) | 2019-01-23 | 2019-01-23 | Large-breadth UV (ultraviolet) spray painting device |
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| Country | Link |
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| CN (1) | CN209938061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113119603A (en) * | 2021-03-31 | 2021-07-16 | 义乌市爱德生数码科技有限公司 | UV flatbed printer |
-
2019
- 2019-01-23 CN CN201920108721.2U patent/CN209938061U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113119603A (en) * | 2021-03-31 | 2021-07-16 | 义乌市爱德生数码科技有限公司 | UV flatbed printer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 Termination date: 20220123 |