CN215705117U - Nozzle fixing component and printing equipment - Google Patents
Nozzle fixing component and printing equipment Download PDFInfo
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- CN215705117U CN215705117U CN202121287929.9U CN202121287929U CN215705117U CN 215705117 U CN215705117 U CN 215705117U CN 202121287929 U CN202121287929 U CN 202121287929U CN 215705117 U CN215705117 U CN 215705117U
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- 238000007639 printing Methods 0.000 title claims abstract description 74
- 239000007921 spray Substances 0.000 claims abstract description 45
- 238000007641 inkjet printing Methods 0.000 claims abstract description 10
- 239000000976 ink Substances 0.000 description 18
- 230000000875 corresponding effect Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 239000003570 air Substances 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of printing, solves the technical problem that a spray head in the prior art cannot meet the high-precision printing requirement, and provides a spray head fixing part and printing equipment. The nozzle fixing component is used for installing a nozzle of printing equipment, the nozzle moves along a first direction to perform ink jet printing, and the nozzle fixing component comprises a fixing component body, wherein at least one row of fixing units arranged along the first direction is arranged on the fixing component body; each row of fixing units are arranged in a staggered mode, and the projections of the nozzles corresponding to the fixed spray heads in each row of fixing units along the first direction are not overlapped. According to the utility model, the plurality of spray heads are arranged in a dot-inserting manner, the density among the nozzles is improved through a simple arrangement mode, the printing precision is improved, the spray heads can perform ink-jet printing along the first direction, the printing precision requirement can be met, the printing precision is further improved, and the printing speed is improved; has the advantages of high precision and quick printing.
Description
Technical Field
The utility model relates to the technical field of printing, in particular to a spray head fixing component and printing equipment.
Background
The inkjet printing technology is a technology for obtaining an image or text by ejecting ink droplets to a printing medium through nozzles on a nozzle, and mainly includes reciprocating scanning printing, one-time scanning printing, multi-nozzle side-by-side scanning printing and the like, wherein the reciprocating scanning printing is also called multi-Pass scanning printing, and the multi-Pass scanning printing is that each unit of an image to be printed needs to be interpolated for multiple times to be printed.
In the existing industrial printing, in order to quickly print, a plurality of nozzles are generally spliced together and mounted on a mounting plate, and the printing breadth in unit time is enlarged, wherein the nozzle rows of each nozzle are arranged flush, namely the projections of the nozzle rows along a first direction are overlapped; but this results in insufficient accuracy of the nozzle printing; therefore, the existing spray head has the technical problem that the high-precision printing requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of this, embodiments of the present invention provide a fixing component for a nozzle and a printing apparatus, so as to solve the technical problem that the nozzle in the prior art cannot meet the requirement of high-precision printing.
The technical scheme adopted by the utility model is as follows:
the utility model provides a spray head fixing part which is used for installing a spray head of printing equipment, wherein the spray head moves along a first direction to perform ink-jet printing and comprises a fixing part body, wherein at least one row of fixing units arranged along the first direction is arranged on the fixing part body; the fixed units in each row are arranged in a staggered mode, and the projections of the nozzles corresponding to the fixed spray heads in each row of the fixed units along the first direction are not overlapped.
Further, the fixing unit comprises a plurality of first fixing units and a plurality of second fixing units, and the second fixing units and the first fixing units are not completely overlapped along the first direction visual angle.
Further, the first fixing units and the second fixing units are alternately arranged along the first direction.
Further, the fixing unit further comprises a plurality of third fixing units, and the third fixing units are superposed with the first fixing units along the projection of the second fixing units along the second direction; and the first direction is perpendicular to the second direction.
Further, two end portions of the second fixing unit are respectively overlapped with projections of the first fixing unit and the third fixing unit along the first direction.
Furthermore, one side of the second fixing unit, which faces the first fixing unit, is at least partially attached to the other side of the first fixing unit.
Furthermore, the projection of the nozzle corresponding to one end of the second fixing unit and the nozzle corresponding to the first fixing unit along the first direction is overlapped by 2-3 nozzles; and the projection of the nozzle corresponding to the other end of the second fixing unit and the nozzle corresponding to the second fixing unit along the first direction are overlapped by 2-3 nozzles.
Further, a pitch between two of the fixing units adjacent in the first direction is 2 to 8 times a pitch of the nozzle columns of the head.
Further, the distance between any fixing unit and any side edge of the fixing part body is a distance which enables the ink drops sprayed by the spray head to fall into the designated position of the printing platform of the printing equipment.
Further, the distance is equal to or greater than one-half of a long side of the fixing unit.
The utility model also provides printing equipment comprising the spray head fixing part.
In conclusion, the beneficial effects of the utility model are as follows:
according to the utility model, as the plurality of nozzles are arranged in a dot-inserting manner, the density among the nozzles is improved by a simple arrangement mode, and the printing precision is improved, so that the nozzles can meet the printing precision requirement by performing ink jet printing along the first direction, the printing precision is further improved, and the printing speed is improved; the technical problem that the spray head in the prior art cannot meet the high-precision printing requirement is solved, and the advantages of high precision and quick printing are obtained.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and for those skilled in the art, without any creative effort, other drawings may be obtained according to the drawings, and these drawings are all within the protection scope of the present invention.
FIG. 1 is a schematic structural view of a showerhead fixing member according to an embodiment of the present invention after the showerhead is mounted thereon;
FIG. 2 is a schematic view of a four-color showerhead mounted on a fixing member according to an embodiment of the present invention;
fig. 3 is a schematic view of the spray head installed on the fixing part according to the embodiment of the present invention.
In the figure:
1. a plug fastener component body; 11. a first fixing unit; 12. a second fixing unit; 13. a third fixing unit; 2. and (4) a spray head.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In case of conflict, the embodiments of the present invention and various features of the embodiments can be combined with each other within the scope of the present invention or the embodiments of the present invention.
The present invention is described in further detail below with reference to fig. 1-3.
The embodiment of the utility model provides a nozzle fixing component, as shown in fig. 1, which is used for installing a nozzle 2 of a printing device, wherein the nozzle 2 moves along a first direction (the direction of an arrow X in fig. 1) to perform ink-jet printing, the nozzle fixing component comprises a fixing component body 1, and at least one row of fixing units arranged along the first direction is arranged on the fixing component body 1; the fixed units in each row are arranged in a staggered mode, and the projections of the nozzles corresponding to the fixed spray heads in the fixed units in each row along the first direction are not overlapped.
In the embodiment, the head performs reciprocating scanning printing, and each row of nozzles in the head 2 is arranged side by side, that is, a connection line of nozzles corresponding to each row of nozzle rows of a single head 2 is parallel to the first direction, for example, a connection line of nth nozzle of each row is parallel to the first direction. Each row of the fixed units are staggered to form a ladder-shaped arrangement at the end part of each spray head 2, so that the connection lines of the corresponding spray nozzles of the spray nozzle rows form an oblique line; the projections of the nozzles corresponding to the fixed spray heads in each row of the fixed units along the first direction are not overlapped; the first nozzle of the nozzle rows from the 2 nd row to the nth row is positioned between the first nozzle of the nozzle row from the 1 st row and the second nozzle, and the value of n can be set according to the precision requirement; preferably, with reference to fig. 2 and 3, 5 nozzles 2 are spliced at an insertion point along the first direction, the distance between the first nozzle and the second nozzle in the nozzle row of each nozzle 2 is d, and the insertion point of the second nozzle 2 is set such that the first nozzle of the second nozzle 2 falls at a distance d/5 from the first nozzle in the first row; the first nozzle of the third nozzle 2 is located at a distance of 2d/5 from the first nozzle of the first row; in this way, the N heads are spliced at the insertion point, the distance between the first nozzle and the second nozzle of the first head 2 is divided into N equal parts, the first nozzles of the other N-1 heads 2 are sequentially arranged in the N equal parts, that is, the other N-1 heads 2 divide the distance between the first nozzle and the second nozzle of the first head 2 into N equal parts. All the nozzle 2 spliced by the insertion points spray monochromatic ink to the printing medium; that is, the nozzle 2 for printing single color is spliced along the first direction; as shown in fig. 2, 4 groups of nozzles 2 spliced and formed along a first direction are provided, the nozzles 2 are respectively used for printing different colors, and the nozzle 2 modules for printing K (black), C (blue), M (red) and Y (yellow) are sequentially formed along the first direction, so that the nozzle 2 modules form the nozzle 2 for printing mixed colors. The plurality of spray heads 2 move together along the first direction to print on a printing medium, and the plurality of spray heads 2 are arranged in a dot-inserting manner, so that the distance between two nozzles in a second direction perpendicular to the first direction is reduced, and the printing precision of the whole spray head module is improved; according to the requirement of printing precision, a plurality of spray heads 2 can be arranged in a dot arrangement mode, so that the printing precision is improved; in the embodiment, the price of the nozzle row side-by-side type spray head 2 is low, the production cost is reduced by selecting the side-by-side type spray head 2, and a simple splicing mode is adopted, so that the printing precision is improved, and the production cost is reduced; in addition, the nozzle row side-by-side type spray head 2 is convenient for programming control of ink discharging sequence, thereby reducing the program of subsequent programming procedures.
According to the utility model, as the plurality of spray heads 2 are arranged in a dot-inserting manner, the density among the nozzles is improved by a simple arrangement mode, and the printing precision is improved, so that the spray heads 2 can achieve the printing precision requirement by performing ink-jet printing along the first direction, the printing precision is further improved, and the printing speed is improved; the technical problem that the spray head 2 in the prior art cannot meet the high-precision printing requirement is solved, and the advantages of high precision and quick printing are obtained.
Preferably, as shown in fig. 1, the fixing unit includes a plurality of first fixing units 11 and a plurality of second fixing units 12, and the second fixing units 12 and the first fixing units 11 do not completely overlap in a first direction view.
In this embodiment, the first fixing unit 11 and the second fixing unit 12 are not completely overlapped along the first direction, that is, the first fixing unit 11 and the second fixing unit 12 are spliced in a second direction different from the first direction, so that the amplitude of each fixing unit is increased in the second direction, and when a printing medium with a large width needs to be printed, the plurality of nozzles 2 are selected to be spliced along the second direction, so that the printing speed is increased; in addition, a plurality of shower nozzles 2 of concatenation make a plurality of shower nozzles 2 can independently spout the ink, also be convenient for programmer programming control goes out the china ink, and then is convenient for operation control ink jet.
Preferably, as shown in fig. 1, the first fixing units 11 and the second fixing units 12 are alternately arranged in the first direction.
In the present embodiment, it is preferable to provide 5 first fixing units 11 and 5 second fixing units 12, further improving the accuracy of printing.
Preferably, as shown in fig. 1, the fixing unit further includes a plurality of third fixing units 13, the third fixing units 13 are overlapped with the first fixing units 11 along the projection of the second direction, and the first direction is perpendicular to the second direction.
In this embodiment, the second direction is different from the first direction, so that splicing is performed in the second direction, the length of the nozzle 2 in the second direction is further increased, and the width of one-time printing by the nozzle 2 is further increased; in addition, the first fixing unit 11 and the third fixing unit 13 are overlapped along the projection in the second direction, so that the structure of the whole fixing component is more compact, the spatial configuration of the whole spray head fixing component body 1 is reasonably utilized, and the spatial utilization rate of the spray head fixing component body 1 is improved.
Preferably, as shown in fig. 1, both end portions of the second fixing unit 12 coincide with projections of the first fixing unit 11 and the third fixing unit 13, respectively, in the first direction.
In the present embodiment, after the heads 2 are mounted on the fixing unit, the nozzles at the ends of the adjacent two heads 2 close to each other are at least partially overlapped, and preferably, the nozzles are overlapped by the length of two nozzles along the arrangement direction of the nozzle rows. Specifically, each row of fixing units is sequentially arranged along the second direction, and includes a first fixing unit 11, a second fixing unit 12, a third fixing unit 13, a fourth fixing unit, a fifth fixing unit …, a 2N fixing unit, and a 2N +1 fixing unit; the first fixing unit 11, the third fixing unit 13, the fifth fixing unit and the 2N +1 th fixing unit are positioned on the same straight line and are sequentially arranged at intervals; the second fixing unit 12, the fourth fixing unit and the 2N fixing unit are positioned on the same straight line, the second fixing unit 12 is arranged between the first fixing unit 11 and the third fixing unit 13 in an inserting mode, and the fourth fixing unit is arranged between the third fixing unit 13 and the fourth fixing unit in an inserting mode; by analogy, the 2N fixing unit is arranged between the 2N-1 fixing unit and the 2N +1 fixing unit in an inserting way; n is an integer larger than 1, and the value of N depends on the size of the printing format. The two spray heads 2 are arranged in an overlapped mode close to one end of each other, so that the phenomenon that gaps between the two spray heads 2 are too large and blank spaces exist is avoided.
Preferably, the projection of the nozzle corresponding to one end of the second fixing unit and the projection of the nozzle corresponding to the first fixing unit along the first direction are overlapped by 2-3 nozzles; the projection of the nozzle corresponding to the other end of the second fixing unit and the nozzle corresponding to the second fixing unit along the first direction is overlapped by 2-3 nozzles.
In the present embodiment, 2-3 nozzles are overlapped to avoid excessive and obvious ink printing at the joint of the two heads 2.
Preferably, the second fixing unit 12 and the first fixing unit 11 are at least partially attached to each other at their sides facing each other.
In the present embodiment, the edges between each of the first fixing units 11 and the second fixing units 12 are attached, thereby making the width of each row of the heads 2 compact.
Preferably, the interval between two fixing units adjacent in the first direction is 2 times to 8 times the interval of the nozzle columns of the head 2.
In this embodiment, suppose that the nozzle row interval between shower nozzle 2 is h, and the shortest distance in interval between two adjacent rows sets up to 2h, so, has reduced 2 modules of whole shower nozzle when moving along first direction and having jetted ink, the convection current that forms in the air to shower nozzle 2's influence, and then has guaranteed print quality.
Preferably, as shown in fig. 1, the distance from any one of the first fixing units 11 to any one side of the fixing member body is such that the ink droplets ejected from the ejection heads 2 fall into a designated position of the printing platform.
In this embodiment, the body of the overlapping fixing member is polygonal, and the distance from the side edge of any fixing unit 11 to the nearest side edge of the body of the overlapping fixing member can ensure that the ink droplets ejected by the ejection head 2 are not affected by the air flow and fall into the designated position of the printing platform of the printer.
This embodiment is through setting up at least one row of fixed unit on the fixed part body, and any fixed unit makes the shower nozzle 2 of installing on the fixed part body of overlapping apart from any side of fixed unit and overlapping fixed part body when spouting the ink droplet, and the ink droplet can fall into the distance of the assigned position on the print platform of printer. Therefore, the influence of the air flow on the ink drops is eliminated, the ink drops cannot fall into the designated positions, and the effect of printing the image is ensured.
Preferably, the distance is positively correlated with the long side of the fixing unit.
In the embodiment, the distance is positively correlated with the long side of the fixing unit, that is, the length of the nozzle 2, and the distance from the nozzle 2 to the edge of the body of the overlapped fixing part is determined according to the length of the nozzle 2, so that the influence of the air flow on the ink jetting of the nozzle 2 is effectively eliminated.
Preferably, the distance is equal to or greater than one-half of the long side of the fixing means.
The overlapped fixing part body comprises two fixing part first side edges oppositely arranged along a first direction and two fixing part second side edges oppositely arranged along a second direction (Y direction in figure 1), at least one row of fixing units arranged along the first direction (X direction in figure 1) is arranged on the overlapped fixing part body, two rows of fixing units are arranged on the overlapped fixing part body, and each row of fixing units comprises a plurality of fixing units; the spray heads 2 are installed on the fixing units, the upper side edge of the first row of fixing units is closest to the first side edge of the upper edge of the overlapped fixing part body, the distance between the upper side edge of the first row of fixing units and the second side edge of the left edge of the overlapped fixing part body 1 is a, the distance between the left side edge of the first row of fixing units and the second side edge of the left edge of the overlapped fixing part body 1 is c, the lower side edge of the last row of fixing units and the first side edge of the lower edge of the overlapped fixing part body are closest, the distance between the lower side edge of the last row of fixing units and the second side edge of the right edge of the overlapped fixing part body 1 is e, the distance between the right side edge of the last row of fixing units and the second side edge of the right edge of the overlapped fixing part body 1 is b, and the length of the long edge of the fixing units is d; wherein, interval a, b, c, e all is more than or equal to d/2, and this distance is through constantly adjusting the distance of fixed unit and the side of overlapping fixed part body 1 and obtaining shower nozzle 2 in the printing process, and shower nozzle 2 removes the installation distance that is influenced minimum by the air current velocity of flow, as shown in table 1 to the moving speed of printing the dolly is: 1000mm/s, precision of the nozzle 2: 360DPI, shower nozzle 2 total nozzle 1024, shower nozzle 2 length: 72.120mm for test prints.
TABLE 1
As can be seen from table 1, when the distance from the nozzle 2 to the overlapping fixing member body 1 is less than 1/2 of its own length, the ink droplet is affected by the ambient air flow, the line length of the actual ink jet is shorter, and the variation is obvious, when the distance from the nozzle 2 to the overlapping fixing member body 1 is more than or equal to 1/2 of its own length, the line length of the actual ink jet is substantially consistent, considering the production cost, the position is optimal at 1/2, when it is more than 1/2, the production cost is increased, the effect is not further improved, and therefore, the installation distance is preferably 1/2 of its own length.
The shape of the body of the overlapping fixing member is not limited to the standard rectangle in fig. 1, but may be an irregular figure, when the body of the overlapping fixing member is an irregular figure, the first side and the second side may be formed by a plurality of discontinuous line segments, and the number of the fixing units is preferably not more than 8.
Another aspect of the embodiments of the present invention provides a printing apparatus including the head fixing part described in any one of the above.
The nozzle fixing component has all the advantages of the nozzle fixing component. According to the utility model, as the plurality of spray heads 2 are arranged in a dot-inserting manner, the density among the nozzles is improved by a simple arrangement mode, and the printing precision is improved, so that the spray heads 2 can achieve the printing precision requirement by performing ink-jet printing along the first direction, the printing precision is further improved, and the printing speed is improved; the technical problem that the spray head 2 in the prior art cannot meet the high-precision printing requirement is solved, and the advantages of high precision and quick printing are obtained.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A spray head fixing part is used for installing a spray head of printing equipment, the spray head moves along a first direction to perform ink jet printing, and the spray head fixing part is characterized by comprising a fixing part body, wherein at least one row of fixing units arranged along the first direction is arranged on the fixing part body; the fixed units in each row are arranged in a staggered mode, and the projections of the nozzles corresponding to the fixed spray heads in each row of the fixed units along the first direction are not overlapped.
2. The head fixing member according to claim 1, wherein the fixing unit includes a plurality of first fixing units and a plurality of second fixing units, and the second fixing units do not completely coincide with the first fixing units in a first direction view.
3. The head fixing member according to claim 2, wherein the first fixing units and the second fixing units are alternately arranged in the first direction.
4. The showerhead fixing member of claim 2, wherein the fixing unit further comprises a plurality of third fixing units, the third fixing units being coincident with a projection of the first fixing units in a second direction, and the first direction being perpendicular to the second direction.
5. The head fixing member according to claim 4, wherein both end portions of the second fixing unit overlap with projection portions of the first fixing unit and the third fixing unit in the first direction, respectively.
6. The head fixing member according to claim 5, wherein one side of the second fixing unit facing the first fixing unit is at least partially attached.
7. The head fixing member according to claim 5, wherein a projection of a nozzle corresponding to an end of the second fixing unit and a projection of a nozzle corresponding to the first fixing unit in the first direction overlap by 2 to 3 nozzles; and the projection of the nozzle corresponding to the other end of the second fixing unit and the nozzle corresponding to the second fixing unit along the first direction are overlapped by 2-3 nozzles.
8. The head fixing member according to claim 1, wherein a pitch between two fixing units adjacent in the first direction is 2 to 8 times a pitch of nozzle columns of the head.
9. The head fixing member according to claim 1, wherein a distance from any one of the fixing units to either side of the fixing member body is equal to or greater than one-half of a long side of the fixing unit.
10. A printing apparatus comprising the head fixing member as claimed in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287929.9U CN215705117U (en) | 2021-06-09 | 2021-06-09 | Nozzle fixing component and printing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287929.9U CN215705117U (en) | 2021-06-09 | 2021-06-09 | Nozzle fixing component and printing equipment |
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| CN215705117U true CN215705117U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407357A (en) * | 2022-03-03 | 2022-04-29 | 芯体素(杭州)科技发展有限公司 | Array micro-nozzle for direct-writing printing and preparation method thereof |
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2021
- 2021-06-09 CN CN202121287929.9U patent/CN215705117U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407357A (en) * | 2022-03-03 | 2022-04-29 | 芯体素(杭州)科技发展有限公司 | Array micro-nozzle for direct-writing printing and preparation method thereof |
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Address after: 518000 a201-a301, building a, Sino German European Industrial Demonstration Park, Hangcheng Avenue, guxing community, Xixiang street, Bao'an District, Shenzhen, Guangdong Patentee after: Shenzhen Hansen Software Co.,Ltd. Address before: 1701, 1703, building C6, Hengfeng Industrial City, 739 Zhoushi Road, Hezhou community, Hangcheng street, Bao'an District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN HOSONSOFT Co.,Ltd. |
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