CN209813456U - Large-format printer capable of achieving one-time scanning printing - Google Patents
Large-format printer capable of achieving one-time scanning printing Download PDFInfo
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- CN209813456U CN209813456U CN201920180845.1U CN201920180845U CN209813456U CN 209813456 U CN209813456 U CN 209813456U CN 201920180845 U CN201920180845 U CN 201920180845U CN 209813456 U CN209813456 U CN 209813456U
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Abstract
The utility model discloses a large format printer of one-time scanning type printing, which comprises a printer body, wherein the printer body is provided with a printing platform, the printer body is provided with a spray truck moving along the X-axis direction of the printing platform, the bottom of the spray truck is provided with a spray head fixing plate, the spray head fixing plate is provided with at least two rows of spray heads along the Y-axis direction, and each row of spray heads is provided with at least one spray head along the X-axis direction; each nozzle is provided with an effective printing area and an outer frame, the effective printing area of each nozzle is smaller than the outer frame of the nozzle along the Y-axis direction, the nozzles in two adjacent rows of nozzles are staggered along the X-axis direction, the opposite sides of the effective printing areas of the nozzles in two adjacent rows are overlapped or aligned, and any one nozzle in each row of nozzles forms a nozzle group. The utility model discloses a big breadth printer that once scanning formula was printed prints excellent performance, reduces the print time, improves and prints efficiency, reduces the manufacturing cost of printer, improves the life of printer.
Description
Technical Field
The utility model belongs to the technical field of the printer technique and specifically relates to a big breadth printer that once scans formula was printed is related to.
Background
With the technological progress of large format inkjet printers, large format inkjet printers are gradually applied to industrial production, including advertisement painting, printing on clothing and shoes, wall paper painting, printing on artworks, and the like. In order to improve the production efficiency, the large-format printer with multiple nozzles is popularized and applied, and occupies a leading position in the market.
The existing large-format printer with multiple nozzles has the following problems:
1. the printing of the patterns can be completed only by scanning and printing the patterns for one time in a stepping mode for many times, so that the printing precision is low, the times of the back-and-forth scanning of the spraying vehicle on a printing platform are many, and paper is easy to arch;
2. the bottom plate of the spray car is wider, the requirement on the flatness of a medium is higher, the processing technology is complex, and the defective rate is high;
3. the width of the printing platform needs to be widened in multiples, the requirement on the processing precision of the printing platform is increased, and the production cost of a large-scale printer is increased;
4. the problem of material feeding is increased after the printing platform is widened, the scraping and rubbing probability of the spray head is increased in multiples, the rejection rate of the spray head is increased, and the use cost of a customer is increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a big breadth printer that once scanning formula was printed prints excellent performance, reduces the printing time, improves and prints efficiency, reduces the manufacturing cost of printer, improves the life of printer.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a large-format printer capable of achieving one-time scanning printing comprises a printer body, wherein the printer body is provided with a printing platform, the printer body is provided with a spray truck moving along the X-axis direction of the printing platform, the bottom of the spray truck is provided with a spray head fixing plate, the spray head fixing plate is provided with at least two rows of spray heads along the Y-axis direction, and each row of spray heads is provided with at least one spray head along the X-axis direction; each nozzle is provided with an effective printing area and an outer frame, the effective printing area of each nozzle is smaller than the outer frame of the nozzle along the Y-axis direction, the nozzles in two adjacent rows of nozzles are staggered along the X-axis direction, the opposite sides of the effective printing areas of the nozzles in two adjacent rows are overlapped or aligned, and any one nozzle in each row of nozzles forms a nozzle group.
In a further technical scheme, two adjacent rows of spray heads are arranged at intervals along the X-axis direction; the effective printing areas of the heads in two adjacent rows overlap in the Y-axis direction by a length less than 1/2 the effective printing length of a single head in the Y-axis direction.
In a further technical scheme, two adjacent rows of spray heads are arranged at intervals along the X-axis direction; the overlap length of the effective printing areas of the spray heads in the two adjacent rows along the Y-axis direction is 1-10 mm.
In a further technical scheme, the number of the nozzles in each row is equal, 2-20 rows of nozzles are installed on the nozzle fixing plate along the Y-axis direction, and 2-6 nozzles are arranged in each row of nozzles.
In a further technical scheme, the spray head fixing plate is provided with a spray head mounting opening, the spray head is mounted on the spray head mounting opening, the position of the spray head mounting opening is matched with the arrangement position of the spray heads, and the shape of the spray head mounting opening is matched with the shape of the spray head.
In a further technical scheme, a nozzle frame mounting hole is formed in the periphery of the edge of the nozzle mounting opening, and nozzle positioning holes are formed in two sides of the nozzle mounting opening; a printing medium outlet is formed in one side of the printing platform, and a printing medium inlet is formed in the other side, corresponding to the printing medium outlet; the upper side of the printing medium outlet is provided with a medium pressing device, and the front side of the printing medium outlet along the medium output direction is provided with a medium winding roller.
In a further technical scheme, the large-format printer is provided with a control device, the control device is provided with a driving device and a spraying vehicle driving device, the control device is electrically connected with the driving device and the spraying vehicle driving device, and the driving device is in driving connection with the medium winding roller; one side of the printer body is provided with sliding rails which are arranged in parallel along an X axis, the spraying vehicle is arranged on the sliding rails in a sliding mode, and the spraying vehicle driving device is connected with the spraying vehicle in a transmission mode.
In a further technical scheme, the opposite facing sides of the effective printing areas of the nozzles in two adjacent rows in the nozzle group are overlapped or aligned.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is:
1. the step-by-step pattern only needs to be printed through scanning once, so that the pattern repeated printing part is reduced, the pattern scanning and printing times are reduced, the raw material waste is saved, the printing time is reduced, and the printing efficiency is improved.
2. The bottom plate of the spray car is small, the requirement on the flatness of the medium is reduced, the processing technology is simple, and the yield is high.
3. The printing platform is small in width, the requirement on the machining precision of the printing platform is reduced, and the production cost of the large-format printer is reduced.
4. The number of times of scanning and printing of the spray vehicle is integrally reduced, the probability of scraping and rubbing the spray head is reduced, the service life of the spray head is long, and the use cost of customers is reduced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the two rows of four-head nozzle fixing plates for mounting the nozzles according to the present invention.
Fig. 3 is a schematic structural diagram of one of the nozzle fixing plates for mounting nozzles of the present invention with three rows and six heads.
Fig. 4 is a schematic structural diagram of one of the nozzle fixing plates for mounting nozzles of the present invention with three rows and six heads.
Fig. 5 is a schematic structural view of one of the three rows of six nozzle fixing plates of the present invention.
Fig. 6 is a schematic structural view of the four-row eight-head nozzle fixing plate of the present invention.
Fig. 7 is a schematic structural view of a five-row ten-head nozzle fixing plate of the present invention.
Fig. 8 is a schematic structural view of a six-row twelve-head nozzle fixing plate of the present invention.
Fig. 9 is a schematic structural view of the nozzle fixing plate with seven rows and fourteen heads according to the present invention.
Fig. 10 is a schematic structural view of the eight rows and sixteen heads nozzle fixing plate of the present invention.
Fig. 11 is a schematic structural view of nine rows of eighteen nozzle fixing plates of the present invention.
Fig. 12 is a schematic structural view of ten rows of twenty nozzle fixing plates according to the present invention.
Fig. 13 is a schematic structural view of twenty rows and forty heads of the nozzle fixing plate according to the present invention.
In the figure: 10-a printer body, 11-a printing platform, 12-a medium pressing and pasting device, 13-a printing medium outlet, 14-a printing medium inlet and 16-a medium winding roller;
20-spraying vehicle and 21-spraying head;
30-a nozzle fixing plate, 31-a nozzle mounting port, 32-a nozzle rack mounting hole and 33-a nozzle positioning hole.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
A large-format printer with one-time scanning printing is shown in figure 1 and comprises a printer body 10, wherein the printer body 10 is provided with a printing platform 11, the printer body 10 is provided with a spray truck 20 moving along the X-axis direction of the printing platform 11, the bottom of the spray truck 20 is provided with a spray head fixing plate 30, the spray head fixing plate 30 is provided with at least two rows of spray heads 21 along the Y-axis direction, and each row of spray heads is provided with at least one spray head 21 along the X-axis direction; each spray head 21 is provided with an effective printing area and an outer frame, the effective printing area of each spray head 21 is smaller than that of the outer frame of the spray head 21 along the Y-axis direction, the spray heads 21 in two adjacent rows of spray heads are staggered along the X-axis direction, the oppositely-facing sides of the effective printing areas of the spray heads 21 in two adjacent rows are overlapped or aligned, and any one spray head in the spray heads 21 in each row forms a spray head group.
When the conventional large-format printer prints a step pattern, a printing eclosion area is formed due to a gap existing between effective printing areas on the opposite sides of two adjacent rows of nozzles 21, and the spray carriage 20 needs to reciprocate for multiple times to complete the spray printing of the further pattern. The utility model discloses a spout that one side of two adjacent rows of shower nozzles 21 relative orientation is provided with the effective printing area of overlapping on car 20. Because of having the effective printing district of the shower nozzle 21 of two adjacent rows to overlap in Y axle direction, spout car 20 and remove the opposite side in-process from one side, the shower nozzle 21 of two adjacent rows carries out the simultaneous spray printing to this repetitive area, and the printing of printing eclosion district is just accomplished in the effective printing district's of this overlapping printing, because the utility model discloses the special arrangement of shower nozzle 21 makes and spouts car 20 and remove the opposite side from one side of large format printer and just accomplish the spray printing of a step-by-step pattern. The number of times of the reciprocating movement of the spraying vehicle 20 is reduced, the utilization rate of the spray head 21 is improved, the spraying time is shortened, and the spraying efficiency is improved. The overlapping parts are arranged at the positions of the spray heads 21 of two adjacent rows in the Y-axis direction, so that the length of the pattern stepped each time is increased, and the printing efficiency is further improved. Meanwhile, the total length of all the nozzles 21 in the Y axis direction can be shortened, the overall length of the spray truck 20 in the Y axis direction is shortened, the length of the corresponding printing platform 11 in the Y axis direction is also shortened, the movement of the medium is smoother, the scraping and rubbing probability between the nozzles 21 and the medium is reduced, the service life of the nozzles 21 is prolonged, the printing yield is improved, and the production cost of the large-format printer is reduced.
Preferably, the oppositely facing sides of the effective print areas of the jets 21 in adjacent rows in a jet group overlap or are in register.
The nozzle fixing plate 30 is provided with 2-20 rows of nozzles along the Y-axis direction, each row of nozzles is provided with 2-6 nozzles 21, and the arrangement of the nozzles 21 is shown in fig. 2-13.
Specifically, the arrangement of the nozzles 21 is arranged in two rows and four heads, as shown in fig. 2, the nozzles 21 are divided into two rows, and each row is provided with two nozzles 21, and the specific arrangement mode includes: the two heads 21 of the first row are positioned between the two heads 21 of the second row in the X-axis direction; or the two spray heads 21 in the first row are positioned at the left side or the right side of the two spray heads 21 in the second row in the X pumping direction; or the two nozzles 21 in the second row are located between the two nozzles 21 in the first row in the X-axis direction, including but not limited to the above list. The spray heads only need to be arranged according to the following requirements: the nozzles 21 in two adjacent rows are staggered along the X-axis direction, and the opposite sides of the effective printing areas of the nozzles 21 in two adjacent rows are overlapped, so that the carriage 20 can move from one side of the printing platform 11 to the other side once to complete one step pattern printing, i.e. one-time scanning printing.
Preferably, the number of the nozzles in each row is equal, and the nozzles 21 may also be arranged in three rows and six heads, as shown in fig. 3-5, there are two nozzles 21 in each row, there are three rows, and one nozzle 21 in each row is arbitrarily selected to form a nozzle group, and a total of three nozzle groups may be formed. More specifically, as shown in fig. 3, the Y-axis direction positions of the heads 21 in the second row are the same, the heads 21 in the second row each have an effective printing area overlapping with the heads 21 in the first row in the Y-axis direction, and the heads 21 in the second row each have an effective printing area overlapping with the heads 21 in the third row in the Y-axis direction. As shown in fig. 5, the three rows of heads 21 are all staggered in the Y-axis direction, one head 21 in the first row is aligned with an effective printing area of one head 21 in the second row in the Y-axis direction, and the other head 21 in the second row is aligned with an effective printing area of one head 21 in the third row in the Y-axis direction. For example, the arrangement may be applied to a nozzle arrangement with a larger number of rows, and the nozzle arrangement only needs to have an overlapping or aligned effective printing area on the opposite facing side of two adjacent rows of nozzles 21.
The spray heads 21 can be arranged into eight rows and eight heads, each row of the spray heads 21 has two spray heads, four rows are provided, one spray head 21 is arbitrarily selected from each row to form a spray head group, and four spray head groups can be formed.
By analogy, the specific number of the nozzles 21 can be set according to actual production needs, and the nozzle group can be set according to actual production conditions so as to achieve better printing effect.
More specifically, the nozzles 21 in two adjacent rows are arranged at intervals in the X-axis direction; the overlap length of the effective printing areas of the heads 21 in the adjacent two rows in the Y-axis direction is smaller than 1/2 which is the effective printing length of the single head 21 in the Y-axis direction. The overlapping part is arranged for better splicing the spray printed patterns between two adjacent rows of spray heads 21 in different Y-axis directions, and the overlapping part is generally subjected to feathering treatment, so that the splicing part of the patterns is more natural in transition. Preferably, the length of the overlapping portion in the Y-axis direction is 1/3 of the total length of the single head 21 in the Y-axis direction. Preferably, the overlap length of the effective printing areas of the heads 21 in the adjacent two rows in the Y-axis direction is 1 to 10 mm.
The head fixing plate 30 is provided with a head mounting opening 31, the heads 21 are mounted on the head mounting opening 31, the positions of the head mounting openings 31 are matched with the arrangement positions of the heads 21, and the shapes of the head mounting openings 31 are matched with the shapes of the heads 21. Specifically, the nozzle holder mounting hole 32 is provided on the periphery of the edge of the nozzle mounting opening 31, and nozzle positioning holes 33 are provided on both sides of the nozzle mounting opening 31.
One side of the printing platform 11 is provided with a printing medium outlet 13, and the other side corresponding to the printing medium outlet 13 is provided with a printing medium inlet 14, wherein the printing medium inlet 14 is opened upwards, and the printing medium inlet 14 is opened and extended to two sides of the large-format printer. A medium pressing device 12 is installed on the upper side of the printing medium outlet 13, and a medium winding roller 16 is provided on the front side of the printing medium outlet 13 in the medium output direction. The large format printer is provided with a control device, the control device is provided with a driving device and a spraying vehicle driving device, the control device is electrically connected with the driving device and the spraying vehicle driving device, and the driving device is connected with a medium winding roller 16 in a driving mode; one side of the printer body 10 is provided with slide rails installed in parallel along the X axis, the spray carriage 20 is slidably installed on the slide rails, and the spray carriage driving device is connected to the spray carriage 20 in a transmission manner. Specifically, a set software control program is installed in the control device, and the printer executes a print job according to the software control program. The medium to be printed is coiled and placed on the medium discharging roller, the initial printing end of the medium to be printed is placed at the printing medium outlet 13 after being stretched from the medium discharging roller, the driving device drives the medium discharging roller to rotate, the medium moves along the Y-axis direction of the printing platform 11, the stepping distance between the medium discharging roller and the medium winding roller 16 works according to an instruction sent by the control device, the spraying vehicle driving device drives the spraying vehicle 20 to move, the matching scheme between the pattern to be printed by the spraying head 21 in the spraying vehicle 20 and the spraying head 21 also works according to the instruction of the control device, after multiple steps, the printing initial end moves to the printing medium outlet 13, so that the printed medium enters the medium recovery channel, the printing initial end continues to move along the medium recovery channel until the printing initial end moves to the medium winding roller 16, the printing initial end is attached to the medium winding roller 16, and the printed medium is recovered through the movement of the driving device. Preferably, a medium pressing device 12 for relatively fixing the moving medium is installed at an upper side of the printing medium outlet 13, and a bottom surface of the medium pressing device 12 is provided with a predetermined distance from the printing platform 11. Because the medium is coiled, the discharged medium can be naturally coiled in a circular arc shape, and the medium pressing device 12 flattens the medium, so that the medium in the subsequent printing process becomes smoother, and the probability of rubbing between the medium and the spray head 21 is reduced.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (8)
1. The utility model provides a large format printer that once scans formula was printed, includes printer body (10), printer body (10) are provided with print platform (11), and printer body (10) are installed and are followed the car (20) that spouts of the X axle direction removal of print platform (11), and the bottom of spouting car (20) is provided with shower nozzle fixed plate (30), its characterized in that: at least two rows of spray heads (21) are arranged on the spray head fixing plate (30) along the Y-axis direction, and at least one spray head (21) is arranged on each row of spray heads along the X-axis direction; each spray head (21) is provided with an effective printing area and an outer frame, the effective printing area of each spray head (21) is smaller than the outer frame of the spray head (21) along the Y-axis direction, the spray heads (21) in two adjacent rows of spray heads are staggered along the X-axis direction, the oppositely-oriented sides of the effective printing areas of the spray heads (21) in two adjacent rows are overlapped or aligned, and any one spray head in each row of spray heads (21) forms a spray head group.
2. The large format printer of claim 1, wherein: the spray heads (21) in two adjacent rows are arranged at intervals along the X-axis direction; the overlapping length of the effective printing areas of the nozzles (21) in the adjacent two rows in the Y-axis direction is less than 1/2 of the effective printing length of the single nozzle (21) in the Y-axis direction.
3. The large format printer of claim 1, wherein: the spray heads (21) in two adjacent rows are arranged at intervals along the X-axis direction; the overlap length of the effective printing areas of the spray heads (21) in the two adjacent rows along the Y-axis direction is 1-10 mm.
4. The large format printer of claim 1, wherein: the oppositely facing sides of the effective printing areas of the spray heads (21) of two adjacent rows in the spray head group are overlapped or aligned.
5. The large format printer of one-time scanning printing according to any one of claims 2 to 4, wherein: the number of the spray heads (21) in each row is equal, 2-20 rows of spray heads are arranged on the spray head fixing plate (30) along the Y-axis direction, and 2-6 spray heads (21) are arranged on each row of spray heads.
6. The large format printer of claim 5, wherein: the shower nozzle fixed plate (30) is provided with shower nozzle installing port (31), shower nozzle (21) are installed in shower nozzle installing port (31), and the position of shower nozzle installing port (31) and the range position phase-match of shower nozzle (21), the shape and the shower nozzle (21) shape phase-match of shower nozzle installing port (31).
7. The large format printer of claim 6, wherein: the periphery of the edge of the spray head mounting opening (31) is provided with a spray head frame mounting hole (32), and two sides of the spray head mounting opening (31) are provided with spray head positioning holes (33);
a printing medium outlet (13) is formed in one side of the printing platform (11), and a printing medium inlet (14) is formed in the other side, corresponding to the printing medium outlet (13);
the upper side of the printing medium outlet (13) is provided with a medium pressing device (12), and the front side of the printing medium outlet (13) along the medium output direction is provided with a medium winding roller (16).
8. The large format printer of claim 7, wherein: the large-format printer is provided with a control device, the control device is provided with a driving device and a spraying vehicle driving device, the control device is electrically connected with the driving device and the spraying vehicle driving device, and the driving device is connected with the medium winding roller (16) in a driving mode; the printer comprises a printer body (10) and is characterized in that sliding rails which are arranged in parallel along an X axis are arranged on one side of the printer body (10), a spraying vehicle (20) is slidably arranged on the sliding rails, and a spraying vehicle driving device is in transmission connection with the spraying vehicle (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920180845.1U CN209813456U (en) | 2019-02-01 | 2019-02-01 | Large-format printer capable of achieving one-time scanning printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920180845.1U CN209813456U (en) | 2019-02-01 | 2019-02-01 | Large-format printer capable of achieving one-time scanning printing |
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| Publication Number | Publication Date |
|---|---|
| CN209813456U true CN209813456U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920180845.1U Active CN209813456U (en) | 2019-02-01 | 2019-02-01 | Large-format printer capable of achieving one-time scanning printing |
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| CN (1) | CN209813456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111301022A (en) * | 2020-02-27 | 2020-06-19 | 珠海奔彩打印科技有限公司 | Printing method, printing device, handheld printer and storage medium |
| US12020093B2 (en) | 2020-02-27 | 2024-06-25 | Zhuhai Bentsai Electronics Co., Ltd. | Handheld printer, printing method, information processing method and printing device |
-
2019
- 2019-02-01 CN CN201920180845.1U patent/CN209813456U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111301022A (en) * | 2020-02-27 | 2020-06-19 | 珠海奔彩打印科技有限公司 | Printing method, printing device, handheld printer and storage medium |
| US12020093B2 (en) | 2020-02-27 | 2024-06-25 | Zhuhai Bentsai Electronics Co., Ltd. | Handheld printer, printing method, information processing method and printing device |
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Address after: Room 101, building 6, No.7, Jinying 2nd Street, Houjie Town, Dongguan City, Guangdong Province 523000 Patentee after: Guangdong lichai Digital Technology Co., Ltd Address before: 523000 Chenwu Section of Guantai Road, Houjie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN LICAI PRINTING MACHINERY EQUIPMENT Co.,Ltd. |