CN115008903A - Multi-nozzle array integrated precision adjusting device - Google Patents
Multi-nozzle array integrated precision adjusting device Download PDFInfo
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- CN115008903A CN115008903A CN202210539149.1A CN202210539149A CN115008903A CN 115008903 A CN115008903 A CN 115008903A CN 202210539149 A CN202210539149 A CN 202210539149A CN 115008903 A CN115008903 A CN 115008903A
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- 239000007921 spray Substances 0.000 claims abstract description 68
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 238000007639 printing Methods 0.000 claims abstract description 17
- 238000013461 design Methods 0.000 claims abstract description 15
- 230000010354 integration Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 71
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- 238000007906 compression Methods 0.000 claims description 18
- 239000011324 bead Substances 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 5
- 208000010727 head pressing Diseases 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000003491 array Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 15
- 238000007641 inkjet printing Methods 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000036544 posture Effects 0.000 description 6
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Classifications
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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
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/145—Arrangement thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Ink Jet (AREA)
Abstract
The invention belongs to the relevant technical field of ink-jet printing equipment, and discloses a multi-nozzle array integrated precise adjusting device which comprises a nozzle clamping component, a fixed adjusting seat, an installation component, a fastening component, an installation bottom plate and the like. The first adjusting unit is adopted to adjust the spatial posture of the nozzle clamping assembly, so that the parallelism of the whole bottom surface of the integrated nozzle and the printing substrate can be improved; the second and third adjusting units are adopted to respectively ensure the splicing consistency of the spray holes of the integrated spray head in the X direction and the Z direction; and the parallel and equal height relation of the splicing dovetail clamp assembly in the Z direction can be ensured by adopting pin shaft positioning. In addition, the design of the boss surface, the adjustment of the thousands of heads and the adjustment of the threaded sleeves are adopted, so that the Y-direction splicing consistency of the integrated spray heads can be further improved; and the stop block is adopted for positioning, so that the Z-direction splicing consistency of the integrated nozzles can be ensured. By the invention, the splicing consistency of the spray heads in XYZ multi-direction can be improved in a compact structure and high flexibility mode, and micron-scale multi-spray-head array integration is realized.
Description
Technical Field
The invention belongs to the technical field of inkjet printing equipment, and particularly relates to a multi-nozzle array integrated precision adjusting device.
Background
The ink-jet printing technology has wide application prospects in multiple manufacturing fields such as information, energy, medical treatment, national defense and the like, and with the rapid development of the technology, the ink-jet printing technology is increasingly applied to emerging fields such as flexible devices including OLED (organic light emitting diode), RFID (radio frequency identification device), thin-film solar cells, wearable flexible equipment, PCB (printed circuit board), intelligent skin and the like.
The core component of the ink-jet printing device is an ink-jet printing unit, and the ink-jet printing unit is driven by a driving shaft to realize full-size printing of a printing substrate through a plurality of reciprocating motions of the driving shaft. The traditional ink jet printing unit is generally provided with one spray head, or a plurality of spray heads are arranged, but high-precision splicing cannot be realized in the direction perpendicular to the printing direction, and the printing efficiency of the ink jet printing unit is necessarily low.
In order to solve the technical problem of multi-nozzle splicing, some solutions have been proposed in the prior art. However, most of these solutions focus on the printing error control processing technology for the tiled inkjet head, such as CN201310090759.9, CN201910433448.5, etc. In fact, when all the heads are used to complete the splicing installation and the seamless expansion to form a larger-sized head, the accuracy of the distance between the bottom surface and the nozzle holes of the head may reach more than micron order, and how to ensure the splicing consistency from the hardware perspective, especially how to ensure the high consistency of the nozzle holes of the bottom surface of all the heads at a plurality of spatial positions in the X direction, the Y direction, the Z direction perpendicular to the substrate plane, is one of the key technical problems to be solved urgently in the field.
Disclosure of Invention
In view of the above defects or requirements of the prior art, an object of the present invention is to provide a multi-nozzle array integrated fine adjustment apparatus, wherein through the targeted improvement of the structural composition of the entire apparatus and a plurality of key modules, the fine adjustment operation of micron-scale nozzle array integration can be smoothly achieved in a compact structure, high flexibility, and convenient operation, and the high consistency of the nozzle holes on the bottom surface of each nozzle in a plurality of spatial positions in the X direction, the Y direction, and the Z direction perpendicular to the substrate plane can be ensured, so that the apparatus is particularly suitable for the inkjet manufacturing application of flexible devices such as OLEDs, RFIDs, thin-film solar cells, wearable flexible devices, PCBs, smart skins, and the like.
To achieve the above object, according to the present invention, there is provided a multi-nozzle array integrated precision adjusting device, which is characterized in that the device comprises a nozzle clamping assembly (101), a fixed adjusting seat (102), a mounting element (105), a fastening element (106) and a mounting base plate (103), wherein:
the nozzle clamping assembly (101) is used for array integration of a plurality of nozzles in an extensible manner and comprises a dovetail clamp assembly (1011), a mounting plate (1012), an adjusting screw sleeve (1013), an adjusting dividing head (1014) and a pin (1015), wherein the number of the dovetail clamp assembly (1011) is more than two, the dovetail clamp assembly is fixedly mounted on the mounting plate (1012) in an array splicing manner, and then each nozzle (104) is mounted and pressed; the mounting plate (1012) is provided with convex table surfaces, and the splicing consistency of a plurality of spray heads (104) in the Y direction during integrated mounting is ensured through the combination of the convex table surfaces correspondingly arranged on the dovetail clamp assemblies (1011); the adjusting screw sleeve (1013) and the adjusting dividing head (1014) are respectively connected and installed between the mounting plate (1012) and the dovetail seat (10111) of each dovetail clip assembly (1011) for further adjusting the splicing consistency of the plurality of spray heads in the Y direction after being integrally installed; the pins (1015) are coupled and installed between the mounting plate (1012) and each dovetail seat (10111) for ensuring the parallel and equal-height positioning of the dovetail clamp assembly (1011) in the Z direction when the dovetail clamp assembly is installed on the mounting plate (1012);
the fixed adjusting seats (102) are symmetrically arranged on two sides of the mounting plate (1012) and are matched with the mounting element (105) to fixedly arrange the sprayer clamping component (101) on the mounting bottom plate (103); the fastening elements (106) are correspondingly arranged near each mounting element (105), and the fixed adjusting seat (102) is deformed through tightness adjustment between the fastening elements and the mounting elements; the fixed adjusting seat (102), the mounting element (105) and the fastening element jointly form a first adjusting unit, so that the space posture of the nozzle clamping assembly (101) can be adjusted, and the flatness between the whole bottom surface and the printing substrate (30) after the plurality of nozzles (104) are integrally mounted is improved.
As a further preference, for the above-mentioned dovetail clip assembly (1011), it preferably comprises a dovetail seat (10111), an adjustment shaft (10112), a bead (10113), a first spring (10114), a guide shaft (101110), a second spring (101111), a pressing block (101112) and a pressing screw (101113), wherein:
the dovetail seat (10111) is provided with a dovetail groove (101114), the dovetail groove (101114) is matched with the nozzle dovetails (1016) arranged on each nozzle, and the pressing block (101112) is used for performing left-right pressing; the guide shaft (101110) is used for providing guidance for the pressing block (101112), a first shaft section at the left end of the guide shaft is in clearance fit with a guide hole correspondingly arranged on the dovetail seat (10111), a second shaft section at the left end of the guide shaft is in clearance fit with the second spring (101111), pressing force is provided for the pressing block (101112) through the second spring (101111), and a shaft section at the right end of the guide shaft is used for screwing in the pressing screw (101113); the guide shaft (101110), the pressing block (101112), the second spring (101111) and the pressing screw (101113) jointly form a sprayer pressing unit (60), so that a plurality of sprayers (104) are uniformly pressed when being integrally installed;
the adjusting shaft (10112) is screwed into the corresponding threaded hole of the dovetail seat (10111) through a threaded shaft section; the first spring (10114) is sleeved on the adjusting shaft (10112), one end of the first spring is arranged in the spring seat (10115), and the other end of the first spring is arranged in the guide shaft section of the adjusting shaft (10112); the small beads (10113) are plugged from corresponding step through holes on the side surface of the dovetail seat (10111), then are placed near the conical shaft section of the adjusting shaft (10112) and are extruded by the conical shaft section to move left and right; the adjusting shaft (10112), the first spring (10114) and the bead (10113) jointly form a second adjusting unit, so that splicing consistency in the X direction when the plurality of nozzles are integrally installed is guaranteed, and the adjusting shaft is used for further adjusting parallelism between the bottom surface of each nozzle and a printing substrate.
As a further preference, for the above-mentioned dovetail clip assembly (1011), it preferably further comprises a handle (10116), a first pin (10117), a second pin (10113), and a cam lever (10119), wherein:
the handle (10116) is rotatably arranged at the upper end of the cam rod (10119) through the first pin shaft (10117) and is arranged on the dovetail seat (10111) through a second pin shaft (10118); the lower end of the cam rod (10119) is provided with a first flange (101116), and the pressing block (101112) is correspondingly provided with a second flange (101117) which is kept separated from or contacted with the first flange (101116); in this way, the handle (10116), the first pin (10117), the second pin (10118), and the cam lever (10119) together constitute a pressing operation unit, whereby the head pressing unit is driven such that the pressing blocks press or release the respective heads.
Preferably, the head of the compression screw (101113) is a circumferential bottom surface, the outer edge of the head is provided with a slight round angle, and the inner edge of the bottom surface of the counter bore of the compression block (101112) matched with the compression screw (101113) is provided with a slight round angle; in addition, a first gap is reserved between the circumferential bottom surface of the head of the compression screw (101113) and the bottom surface of a counter bore of the compression block (101112), a second gap is reserved between a through hole of the compression block (101112) and a threaded section of the compression screw (101113), a third gap is reserved between the upper side surface and the lower side surface of the compression block (101112) and the upper side surface and the lower side surface of a corresponding slot of the dovetail seat (10111), and a fourth gap is reserved between the right end shaft section of the guide shaft (101110) and the corresponding hole of the compression block (101112); in this way, the design of the small round angle, the small chamfer angle, the first gap, the second gap, the third gap and the fourth gap ensures that the pressing block (101112) can be self-adaptively attached to the nozzle dovetail (1016) of each nozzle in a low-contact manner under the elastic force of the second spring (101111).
Further preferably, the mounting plate (1012) is preferably provided with a first boss surface (101115) thereon, and the dovetail seat (10111) of each dovetail clip assembly (1011) is preferably provided with a second boss surface (1017) and a third boss surface (101121) correspondingly, so that the joint consistency in the Y-direction when a plurality of spray heads are integrally mounted is ensured through the combination of the boss surfaces.
As a further preference, for the above-mentioned adjusting thousandths (1014), it preferably comprises a screw (10141), a first nut (10142) and a first set screw (10143), wherein one end of the screw (10141) is an outer hexagonal shaft segment and the other end is a semi-circular head face, and is screwed into a threaded hole of the first nut by a screw thread and then is pressed by the first set screw (10143); the first set screw (10143) is radially installed at a large diameter section of the outer circumferential surface of the first nut.
As a further preference, it is preferable for the above-mentioned adjusting screw sleeve (1013) to comprise an internal hex screw (10131), a screw sleeve (10132) and a second nut (10133), wherein the threaded section of the internal hex screw (10131) is clearance-fit mounted with the screw sleeve (10132), and the second nut (10133) is screwed into the external thread of the screw sleeve (10132) by a screw fit.
Further preferably, the plurality of nozzles (104) are preferably inserted into dovetail grooves (101114) of the dovetail seats (10111) through the nozzle dovetails (1016), and the nozzles are provided with first stop blocks (1041), so that the nozzle holes (1046) of the plurality of nozzles can be spliced uniformly in the Z direction when the nozzles are integrally mounted.
As a further preference, for the above-mentioned plurality of spray heads (104), the first stop block is preferably replaceable by a second stop block (1042), the thread of the second stop block (1042) is used for screwing in a second set screw (1043) and then screwing in with a third nut; the second stop block (1042), the second set screw (1043) and the third nut together form a third adjusting unit (70), so that the splicing consistency of the spray holes (1046) of the plurality of spray heads in the Z direction after the spray heads are integrally mounted is further adjusted.
Further preferably, the printing substrate (30) is a flexible device such as an OLED, an RFID, a thin film solar cell, a wearable flexible device, a PCB, a smart skin, or the like.
Generally, compared with the prior art, the technical scheme conceived by the invention has the following beneficial effects:
(1) according to the invention, the structural composition of the whole device and the specific structural and setting modes of a plurality of key components such as the first to third adjusting units, the adjusting screw sleeve, the adjusting micrometer head, the convex table surface module, the stop block positioning module, the pin shaft positioning module and the like are improved in a targeted manner, so that the precise adjustment operation of micron-sized spray head array integration can be smoothly realized in a mode of compact structure, high flexibility and convenient operation and control, and the height consistency of spray holes on the bottom surface of each spray head in a plurality of spatial positions such as the X direction, the Y direction and the Z direction vertical to the substrate plane can be ensured;
(2) according to the invention, the specific structure, arrangement and working mode of the nozzle clamping assembly are further improved, so that the array splicing of multiple nozzles can be realized flexibly and accurately through the multiple dovetail clamping assemblies, and the working efficiency is greatly improved; in addition, a plurality of boss surfaces are respectively designed on the surfaces attached between the dovetail clamp assembly and the mounting plate, so that the processing precision and the mounting precision of the dovetail seat and the mounting plate are favorably ensured, and the splicing consistency of all spray heads in the direction vertical to the second boss surface, namely the Y direction, is indirectly ensured;
(3) according to the invention, the first adjusting unit is further improved, so that the adjustment of the spatial posture of the nozzle clamping assembly can be correspondingly carried out, and the flatness between the whole bottom surface and the printing substrate after the plurality of nozzles are integrally installed is further improved; in addition, through the matched design of the pin shaft module, the dovetail clamp assembly can be ensured to be positioned in parallel and at the same height in the Z direction when being installed on the installation plate;
(4) according to the invention, through further improving the design of the adjusting screw sleeves, when the requirement on the installation precision of the spray head is higher, the heights of one end surfaces of a plurality of groups of nuts extending out of the convex table surface of the installation plate can be reasonably controlled by adjusting a plurality of groups of adjusting screw sleeves, so that the nuts are more accurately attached to the corresponding convex table surface of the dovetail seat, the installation precision of the dovetail clamp assembly and the installation plate is improved, and the installation precision of the spray head is indirectly improved; correspondingly, the splicing consistency of all the spray heads in the direction vertical to the second boss surface, namely the Y direction, is further ensured;
(5) according to the invention, by further improving the design of the adjusting dividing head, when the requirement on the installation accuracy of the spray head is higher, the extending amount of the semi-circular head surface of the screw rod in the axial direction can be reasonably controlled by adjusting the dividing head, one side surface of the spray head, which is jointed with the dovetail seat, is jacked up to a proper height, and the other side is still supported by the boss surface of the dovetail seat, so that the original surface jointing is converted into the point surface or line surface jointing, and the installation accuracy of the spray head and the dovetail clamp assembly can be further improved;
(6) according to the invention, through further improving the design of the second adjusting unit formed by the adjusting shaft, the first spring, the bead and the like, the left and right displacement of the spray heads can be more uniformly adjusted, the space between the spray heads during splicing can be better ensured, and the parallelism of the bottom surfaces of the spray heads relative to the printing substrate can be adjusted; in addition, through the matching design of the threaded shaft section and the conical shaft section of the adjusting shaft, the axial adjusting displacement of the adjusting shaft can be converted into the left-right displacement of the steel ball, the adjusting resolution of the adjusting shaft is greatly improved, and the spacing precision during the splicing of multiple spray heads is further improved;
(7) according to the invention, through further improving the design of the nozzle pressing unit formed by the guide shaft, the pressing block, the second spring, the pressing screw and the like, through the design of reasonable characteristics of parts, particularly the design of reasonable gaps among the parts, the pressing block can be self-adaptively attached to the nozzle under the elastic force of the second spring; meanwhile, two groups of pressing units are arranged up and down, so that the dovetail of the spray head can be more uniformly pressed;
(8) according to the invention, through further improving the design of the third adjusting unit formed by the second stop block, the second set screw, the third nut and the like, the splicing consistency of the spray holes of a plurality of spray heads in the Z direction after the spray heads are integrally installed can be further adjusted.
Drawings
FIG. 1 is a schematic view illustrating an overall structure of a multi-nozzle array integrated fine adjustment apparatus according to the present invention;
FIG. 2 is a schematic three-dimensional structure of an inkjet printing unit;
FIG. 3 is a perspective view of the spray head clamping assembly, more particularly illustrating the same, in accordance with a preferred embodiment of the present invention;
FIG. 4 is an exploded view of the spray head clamping assembly shown in FIG. 3;
FIG. 5 is a perspective view of the dovetail clip assembly in accordance with a preferred embodiment of the present invention, more particularly;
FIG. 6a is an exploded view of the dovetail clip assembly shown in FIG. 5;
FIG. 6b is a cross-sectional view of one configuration of the dovetail clip assembly shown in FIG. 5;
FIG. 6c is another cross-sectional view of the structure of the dovetail clip assembly shown in FIG. 5;
FIG. 7 is an exploded view of the structure of the adjusting nut, more particularly, according to a preferred embodiment of the present invention;
fig. 8 is an exploded view of a structure according to a preferred embodiment of the present invention, more particularly showing the adjustment of the thousandths.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It is also to be understood that, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are intended to be open-ended, i.e., secured, removably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is also included in the present invention that, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features or indirectly contacted with the first and second features through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present invention, it is defined that the longitudinal direction of the substrate is the X direction, the width direction is the Y direction, and the direction perpendicular to the major plane of the substrate is the Z direction, as generally understood and defined in the art.
Fig. 1 is a schematic view illustrating an overall structure of a multi-nozzle array integrated fine adjustment apparatus according to the present invention. As shown in fig. 1, the device mainly includes a nozzle holder assembly 101, a fixed adjusting seat 102, a mounting element 105, a fastening element 106, a mounting base plate 103, etc., and the above important components will be specifically explained one by one with reference to the drawings.
The nozzle clamping assembly 101 is used for integrating a plurality of nozzles in an expandable array, and preferably comprises a dovetail clamp assembly 1011, a mounting plate 1012, an adjusting screw sleeve 1013, an adjusting micrometer 1014, a pin 1015 and the like. The number of the dovetail clamp assemblies 1011 is more than two, the dovetail clamp assemblies are respectively and fixedly arranged on the mounting plate 1012 in an array splicing mode, and then the spray heads 104 are mounted and pressed tightly; the mounting plate 1012 may preferably be provided with a boss surface, and the boss surface is combined with the boss surface correspondingly provided on each dovetail clip assembly 1011 to ensure the consistency of the splicing of the plurality of nozzles 104 in the Y direction during the integrated installation.
The adjusting screw sleeve 1013 and the adjusting micrometer 1014 are respectively connected and installed between the mounting plate 1012 and the dovetail seat 10111 of each dovetail clamp assembly 1011 for further adjusting the splicing consistency of the plurality of nozzles in the Y direction after being integrally installed; a pin 1015 is connected and installed between the mounting plate 1012 and each dovetail seat 10111, and is used for ensuring the parallel and equal-height positioning of the dovetail clamp assembly 1011 in the Z direction when the dovetail clamp assembly is installed on the mounting plate 1012;
the fixed adjusting seats 102 are symmetrically arranged on two sides of the mounting plate 1012, and are matched with the mounting element 105 to fixedly arrange the nozzle clamping assembly 101 on the mounting base plate 103; the fastening elements 106 are correspondingly installed near each mounting element 105, and the fixed adjusting seat 102 is deformed through the tightness adjustment between the fastening elements and the mounting elements 105; the fixing adjustment seat 102, the mounting member 105, and the fastening member together constitute a first adjustment unit, thereby performing adjustment of the spatial posture of the head clamping assembly 101, and further improving the parallelism between the entire bottom surface and the print substrate 30 after the plurality of heads 104 are integrally mounted.
According to a preferred embodiment of the present invention, the mounting plate 1012 is preferably provided with a first protruding surface 1017 thereon, and the dovetail seat 10111 of each dovetail clip assembly 1011 is preferably provided with a second protruding surface 101115 and a third protruding surface 101121 thereon, so that the coupling between the protruding surfaces can ensure the consistency of the assembly in the Y-direction when the plurality of nozzles are integrally mounted.
More specifically, it is explained that, for example, two fixed adjusting seats 102 may be provided, and are respectively fixedly mounted on both side surfaces of the mounting plate 1012, the head clamping assembly 101 is fixedly mounted on the mounting base plate 103 via the fixed adjusting seats 102 and the mounting members 105, for example, in the form of screws, while the fastening members 106, for example, in the form of fastening screws, are mounted near the mounting members 105; the number of mounting elements 105 and the number of tightening elements 106 are equal; the fixed adjusting seat 102, the mounting element 105 and the tightening element 106 can form the first adjusting unit 40, and the first adjusting unit is adjusted in cooperation with the first adjusting unit, and a certain measurement monitoring means can be used in combination, so that the fixed adjusting seat 102 is subjected to expected micro-deformation, the spatial posture of the nozzle clamping assembly 101 is adjusted according to an expected target, and the parallelism of the whole bottom surfaces 1045 of the two spliced nozzles relative to the printing substrate is improved.
The nozzle clamping assembly preferably comprises a dovetail clamp assembly 1011, a mounting plate 1012, an adjusting screw sleeve 1013, an adjusting micrometer 1014, a pin 1015 and the like. Shower nozzle clamping subassembly can be according to the demand, two and more of configuration installation forked tail clamp assembly, the mounting plate size is according to the configuration the quantity of shower nozzle carries out corresponding extension, through a plurality of forked tail clamp assembly's array installation, realize the array concatenation of many shower nozzles, two array concatenation's forked tail clamp assembly 1011 is like the hexagon socket head cap screw 10151 fixed mounting on mounting plate 1012 of accessible regulation swivel nut 1013 respectively.
The two nozzles 104 are inserted into one of the dovetail grooves 101114 through the dovetail 1016, and the first stop block 1041 of the nozzle 104 is accurately positioned on the bottom surface of the dovetail seat 10111, thereby ensuring that the splicing consistency of the nozzle holes 1046 of the two spliced nozzles 104 in the Z direction reaches the expected target.
In addition, when the consistency of the nozzle holes of the two nozzle bottom surfaces 1045 in the Z direction needs to be further improved, the first stop block 1041 may be changed into the second stop block 1042, a second set screw 1043 is screwed into a screw hole of the second stop block, the second stop block 1042, 1043 and a nut form a third adjusting unit 70, then the extension amount of the second set screw is adjusted, the height change of the nozzle 104 in the Z direction is adjusted, the consistency of the nozzle holes of the two nozzle bottom surfaces 1045 in the Z direction is further improved, and after a desired target is reached, a nut is screwed into the lower end of the second set screw 1043, and the second set screw 1043 is fixed.
The adjustment dividing head 1014 is fixedly mounted on the dovetail seat 10111 through thread fit, the pin 1015 is fixedly mounted in a pin hole of the mounting plate 1012 through interference fit, the pin 1015 is used for positioning when the dovetail clamp assembly is mounted, and the dovetail seat 10111 is provided with a pin hole corresponding to the pin 1015, so that when two dovetail clamp assemblies 1011 are mounted on the mounting plate 1012 in parallel, a parallel relation and an equal height relation with certain precision can be kept in a Z direction perpendicular to the substrate 30.
Referring to fig. 8, according to a preferred embodiment of the present invention, the adjustment chuck 1014 may preferably include a screw 10141, a first nut 10142 and a first set screw 10143, wherein the screw 10141 has one end such as an outer hexagonal shaft section and the other end such as a semicircular head face, and is screwed into a screw hole of the first nut 10142 and then pressed by the first set screw 10143; the first set screw 10143 is radially installed at a large-diameter section of the outer circumferential surface of the first nut. When the screw 10141 is screwed into the threaded hole of the nut to a proper depth, the nut is tightly pressed by the radially installed set screw of the large-diameter section of the outer circumferential surface of the nut. In general, the semicircular head face of the screw 10141 does not contact the dovetail seat 10111 temporarily.
Each of the dovetail clip assemblies preferably can correspond to four sets of the adjustment nuts. Referring to fig. 7, according to another preferred embodiment of the present invention, the adjusting nut 1013 may preferably include an internal hex screw 10131, a nut 10132 and a second nut 10135, wherein the threaded section of the internal hex screw 10131 is installed with a clearance fit with the nut 10132, and the second nut 10135 is screwed into the external thread of the nut 10132 by a threaded fit. Each dovetail clip assembly 1011 preferably corresponds to four sets of adjustment bosses 1013.
A dovetail clip assembly, which is one of the key components, will be explained in more detail below with reference to fig. 4 to 6.
As shown in more detail in fig. 3 and 4, the dovetail clip assembly 1011 preferably includes a dovetail seat 10111, an adjustment shaft 10112, a bead 10113, a first spring 10114, a guide shaft 101110, a second spring 101111, a compression block 101112, a compression screw 101113, and the like, as also explained in detail below.
Referring to fig. 5, the dovetail seat 10111 is provided with a dovetail groove 101114, the dovetail groove 101114 can be installed in cooperation with the nozzle dovetail 1016 arranged on each nozzle, and the pressing block 101112 is used for performing left-right pressing; the guide shaft 101110 is used for providing guidance for the pressing block 101112, a first shaft section at the left end of the guide shaft is in clearance fit with a guide hole correspondingly arranged on the dovetail seat 10111, a second shaft section at the left end of the guide shaft is in clearance fit with a second spring 101111, pressing force is provided for the pressing block 101112 through the second spring 101111, and a shaft section at the right end of the guide shaft is used for screwing in a pressing screw 101113; the guide shaft 101110, the pressing block 101112, the second spring 101111, and the pressing screw 101113 may collectively constitute the nozzle pressing unit 60, thereby uniformly pressing the plurality of nozzles 104 when they are integrally installed.
The adjusting shaft 10112 is screwed into the corresponding threaded hole of the dovetail seat 10111 through a threaded shaft section; the first spring 10114 is sleeved on the adjusting shaft 10112, one end of the first spring is arranged in the spring seat 10115, and the other end of the first spring is arranged on the guide shaft section of the adjusting shaft 10112; the small beads 10113 are inserted from corresponding step through holes on the side surface of the dovetail seat 10111, then are arranged near the conical shaft section of the adjusting shaft 10112 and are extruded by the conical shaft section to move left and right; the adjusting shaft 10112, the first spring 10114 and the beads 10113 together form a second adjusting unit, so that splicing consistency in the X direction when the plurality of nozzles are integrally installed is guaranteed, and the parallelism between the bottom surfaces of the nozzles and the printing substrate is further adjusted.
In addition, the above-mentioned dovetail clip assembly 1011 further includes a handle 10116, a first pin 10117, a second pin 10118, and a cam lever 10119, wherein: a handle 10116 is rotatably disposed on the upper end of the cam lever 10119 via the first pin 10117, and is mounted on the dovetail seat 10111 via a second pin 10118; the lower end of the cam lever 10119 is provided with a first flange 101116, and the pressing block 101112 is correspondingly provided with a second flange 101117 which is kept separated from or contacted with the first flange 101116; in this way, the handle 10116, the first pin 10117, the second pin 10118 and the cam lever 10119 together constitute a pressing operation unit, whereby the head pressing unit is driven such that the pressing blocks press or release the respective heads.
More specifically, as exemplarily shown in fig. 6a to 6c, dovetail block 10111 is provided with dovetail slot 101114, and dovetail slot 101114 and nozzle dovetail 1016 are preferably clearance-fittingly mountable by wedge faces and are compressed by the wedge faces of compression block 101112; the guide shaft 101110 provides a guide for the pressing block 101112, and the maximum shaft section at the left end of the guide shaft 101110 is in clearance fit with the guide hole corresponding to the dovetail seat 10111 and keeps a reasonable clearance; the second shaft section at the left end of the guide shaft 101110 is in clearance fit with the second spring 101111, and the right end face of the maximum shaft section at the left end of the guide shaft 101110 and the right bottom surface of the guide hole of the dovetail seat 10111 are jointly used as left and right limiting surfaces of the second spring 101111.
According to a preferred embodiment of the present invention, the second spring 101111 provides pressing force for the pressing block 101112, the pressing block 101112 is locked into the right end face of the guide shaft 101110 by the first screw 101113, but the circumferential bottom surface of the head of the first screw 101113 does not cling to the bottom surface of the counterbore of the pressing block 101112, but a reasonable first clearance is reserved, and a reasonable second clearance is reserved between the threaded section of the first screw 101113 and the through hole corresponding to the pressing block 101112; the outer edge of the bottom surface of the circumference of the head of the first screw 101113 is provided with a slight round angle, and the inner edge of the bottom surface of the counter bore of the pressing block 101112 matched with the first screw 101113 is provided with a slight chamfer angle; a reasonable third gap is reserved between the upper side surface and the lower side surface of the groove corresponding to the dovetail seat 10111 and the upper side surface and the lower side surface of the pressing block 101112; the first shaft section in guide shaft 101110 right-hand member and compact heap 101112 correspond the hole and remain reasonable fourth clearance, the design in small fillet, small chamfer and first clearance, second clearance, third clearance, fourth clearance guarantees that compact heap 101112's wedge face can the self-adaptation under the elasticity of second spring 101111 pastes the wedge face of shower nozzle forked tail 1016 tightly.
The guide shaft 101110, the second spring 101111, the pressing block 101112 and the first screw 101113 form a nozzle pressing unit 60, and two groups of nozzle pressing units are arranged up and down and can more uniformly press the wedge-shaped surface of the nozzle dovetail 1016; the second pin shaft 10118 is fixedly arranged on the dovetail seat 10111, the handle 10116 and the second pin shaft 10118 are arranged in a clearance fit manner, so that the handle 10116 can rotate for a certain angle around the second pin shaft 10118, and the first pin shaft 10117 and the handle 10116 are arranged in an interference fit manner and are arranged in a clearance fit manner with a slotted hole in the upper end of the cam rod 10119; the lower end of the cam lever 10119 is designed with two groups of first flanges 101116, and correspondingly, the left side of the pressing block 101112 is designed with a second flange 101117; when the pressing block 101112 needs to press the nozzle 104, the first flange 101116 rotates the handle 10116 counterclockwise, and indirectly drives the cam lever 10119 to move upward through the first pin 10117, so that the first flange 10116 and the second flange 101117 are staggered, and at this time, the pressing block 101112 presses the dovetail wedge-shaped surface of the nozzle 104 under the elastic force of the second spring 101111; when it is necessary to release the nozzle 106, the handle 10116 is rotated clockwise, the cam lever 10119 is indirectly driven to move downwards through the first pin 10117, the first flange 101116 presses the second flange 101117 to the right, and the pressing block 101112 releases the nozzle 104.
In addition, the adjusting shaft 10112 is screwed into a corresponding threaded hole of the dovetail seat 10111 through a threaded shaft section, such as a bead 10113 in the form of a steel ball, which is inserted from a left end of a corresponding stepped through hole on the side of the dovetail seat 10111 and ends at a right end, and the diameter of the left end is larger than that of the bead 10113, and the diameter of the right end is smaller than that of the bead 10113; when the adjusting shaft 10112 is screwed into the screw hole corresponding to the dovetail seat 10111, the taper shaft section of the adjusting shaft 10112 can extrude the small ball 10113 in different degrees according to the screwing depth of the adjusting shaft 10112, and the small ball 10113 can move in the left-right direction to extrude the nozzle by matching with the pressure of the pressing block 101112 on the nozzle dovetail 1016, so that the position of the nozzle 104 in the left-right direction can be adjusted; the first spring 10114 provides a certain damping for the adjusting shaft 10112, so that the adjusting shaft 10112 can be adjusted more stably during adjustment, the guide shaft section 101120 of the adjusting shaft 10112 is in clearance fit with the corresponding hole of the dovetail seat 10111, a reasonable clearance is kept, and the diameter of the guide shaft section 101120 is larger than the inner diameter of the first spring 10114; one end of the first spring 10114 is arranged at the bottom of the spring blind hole of the spring seat 10115, and the other end passes through the optical axis section of the adjusting shaft 10112 and ends at one end face of the guide shaft section 101120 of the adjusting shaft 10112; the spring seat 10115 is arranged in a groove corresponding to the dovetail seat 10111 and is pressed and fixed by the pressure of the first spring 10114; the matching design of the threaded shaft section and the conical shaft section of the adjusting shaft 10112 not only can convert the axial adjusting displacement of the adjusting shaft 10112 into the left and right displacement of the steel ball 10113, but also greatly improves the adjusting resolution of the adjusting shaft 10112.
Accordingly, for example, the two groups of the second adjusting unit 50 composed of the adjusting shaft 10112, the small beads 10113, the first spring 10114 and the spring seat 10115 are arranged in an up-down symmetrical manner, which not only can more uniformly adjust the left-right displacement of the showerhead 104, but also can better ensure the splicing distance 1047 between the two spliced showerheads 104, so that the distance between the adjacent orifices of the two spliced showerheads 104 at the splicing adjacent position is consistent with the orifice distance of the single showerhead 104, and the splicing consistency of the orifices 1046 of the two showerheads 104 in the X direction can reach the desired target. The parallelism of the bottom surface of the single spray head relative to the printing substrate can be adjusted by controlling the left and right displacement of the beads arranged up and down; thereby ensuring that the parallelism of the bottom surfaces 1045 of the two spray heads reaches a desired target.
In addition, two sets of second regulating units 50 arranged in an up-and-down symmetrical manner generally regulate successively according to specific situations, when one set of the second regulating units is regulated, the spray head 104 rotates by a small angle around the Y direction, and the small round angle, the small chamfer angle, the first gap, the second gap, the third gap and the fourth gap of the pressing unit 60 are designed, so that the space for the spray head 104 to rotate by the small angle around the Y direction is ensured, and meanwhile, the pressing block 101112 always follows the pressing spray head 104 under the left and right elastic forces of the second spring 101111.
According to another preferred embodiment of the present invention, the second boss surface 1017 and the third boss surface 101121 are respectively disposed on one surface of the mounting plate 1012 combined with the dovetail seat 10111, and the first boss surface 101115 is disposed on the other surface of the dovetail seat 10111, so that the design of all the boss surfaces can improve the processing precision, ensure the assembly precision of the mounting plate 1012, the dovetail clip assembly 1011 and the nozzle 104, and indirectly ensure that the splicing consistency of the nozzle holes 1046 of the two nozzles 104 in the direction perpendicular to the second boss surface 1017, that is, the Y direction, reaches the intended target when the two nozzles are spliced in an array.
According to another preferred embodiment of the invention, the first convex table surface, the second convex table surface, the third convex table surface, the dovetail groove wedge surface and the pressing block wedge surface are finish machining surfaces; the left side surface and the right side surface of the mounting plate, two mounting surfaces of the fixed adjusting seat and the upper surface and the lower surface of the mounting bottom plate are finish machining surfaces. In addition, the lower bottom surface of the dovetail seat is a finish machining surface, and the spray head can be accurately positioned in the dovetail direction through the positioning of the first stop block of the spray head, so that the splicing consistency of all the spray heads in the direction perpendicular to the bottom surface of the spray head, namely in the Z direction, is ensured.
According to another preferred embodiment of the present invention, the second stop block is an improvement of the first stop block, a threaded hole is formed in a bottom surface of the second stop block, and according to the second set screw, a third adjusting unit is formed by the second stop block, the second set screw and a nut, and by adjusting the position of the second set screw in the axial direction, the splicing consistency of all the nozzles in the direction perpendicular to the bottom surface of the nozzle, that is, in the Z direction, is further improved.
When the splicing consistency of the spray holes on the bottom surfaces 1045 of the two spray heads in the Y direction needs to be further improved, the adjustment dividing head 1014 can be preferentially used for adjustment, and the specific adjustment method is as follows:
according to specific conditions, one group or two groups of the set screws 10143 of the adjusting dividing heads 1014 are loosened, the extending amount of the semi-circular head surface of the screw stem 10141 in the axial direction is adjusted, the semi-circular head surface of the screw stem 10141 is directly contacted with the surface of the spray head 104, which is jointed with the dovetail seat 10111, the semi-circular head surface is jacked up to a proper height, the change of the height is strictly monitored through proper means, at the moment, the other side is still supported by the first boss surface of the dovetail seat 10111, namely, the dovetail clamp assembly 1011 is rotated by a slight angle around the direction of the dovetail groove 101114, and therefore the parallelism of the spray holes 1045 of the two spliced spray heads 104 in the X direction is further improved.
When the requirement on the installation accuracy of the spray head is higher, the spray head can be adjusted by adjusting a plurality of groups of adjusting screw sleeves according to specific conditions, and the specific adjusting method comprises the following steps:
the height of one end face of a plurality of groups of nuts extending out of the second boss face of the mounting plate in the axial direction is reasonably controlled, and the change of the height is strictly monitored by a proper means, so that the spatial postures of all the integrated nozzles are adjusted according to an expected target, and the splicing consistency of all the nozzle holes of the nozzles in the direction vertical to the second boss face, namely the Y direction, reaches a higher expected target.
In this way, by fine-tuning the multiple sets of adjusting nuts 1013, the heights of the ends of the multiple sets of adjusting nuts 1013 protruding out of the second boss surface 1017 of the mounting plate 1012 are reasonably controlled, and the changes of the heights are strictly monitored by a proper means, so that the spatial postures of the two spliced spray heads 104 are adjusted according to the desired targets, and when the splicing consistency of the spray holes 1046 of the two spray heads 104 in the Y direction, that is, the straightness in the X direction reaches the desired targets, the nuts 10133 are tightened.
In addition, depending on the specific situation, it may be necessary to repeatedly adjust the above operations until the consistency of the splicing of the orifices 1046 of the two nozzles 104 in the direction perpendicular to the second boss surface 1017, i.e., the Y direction, reaches a higher expected goal. It should be noted that, when the splicing precision of the spray head needs to be adjusted, the adjustment dividing heads are preferentially adjusted; the adjustment thousandths can be adjusted at any time, and the adjustment screw sleeve cannot be easily adjusted.
In summary, according to the multi-nozzle array integrated precision adjustment device of the present invention, through the structural composition of the whole device and the targeted improvement of a plurality of key modules, the precision adjustment operation of micron-scale nozzle array integration can be smoothly realized in a manner of compact structure, high flexibility and convenient operation, and the high consistency of the nozzle holes on the bottom surface of each nozzle in a plurality of spatial positions in the X direction, the Y direction and the Z direction perpendicular to the substrate plane can be ensured, so the multi-nozzle array integrated precision adjustment device is particularly suitable for the inkjet manufacturing application occasions of flexible devices such as OLEDs, RFIDs, thin-film solar cells, wearable flexible devices, PCBs, smart skins and the like.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A multi-nozzle array integrated precision adjusting device is characterized by comprising a nozzle clamping assembly (101), a fixed adjusting seat (102), a mounting element (105), a fastening element (106) and a mounting base plate (103), wherein:
the spray head clamping assembly (101) is used for array integration of a plurality of spray heads in an expandable manner and comprises dovetail clamp assemblies (1011), a mounting plate (1012), an adjusting screw sleeve (1013), an adjusting halving head (1014) and a pin (1015), wherein the number of the dovetail clamp assemblies (1011) is more than two, the dovetail clamp assemblies (1011) are respectively and fixedly mounted on the mounting plate (1012) in an array splicing manner, and then each spray head (104) is mounted and pressed; the mounting plate (1012) is provided with convex table surfaces, and the splicing consistency of a plurality of spray heads (104) in the Y direction during integrated mounting is ensured through the combination of the convex table surfaces correspondingly arranged on the dovetail clamp assemblies (1011); the adjusting screw sleeve (1013) and the adjusting dividing head (1014) are respectively connected and installed between the mounting plate (1012) and the dovetail seat (10111) of each dovetail clip assembly (1011) for further adjusting the splicing consistency of the plurality of spray heads in the Y direction after being integrally installed; the pins (1015) are coupled and installed between the mounting plate (1012) and each dovetail seat (10111) for ensuring the parallel and equal-height positioning of the dovetail clamp assembly (1011) in the Z direction when the dovetail clamp assembly is installed on the mounting plate (1012);
the fixed adjusting seats (102) are symmetrically arranged on two sides of the mounting plate (1012), and are matched with the mounting element (105) to fixedly arrange the spray head clamping assembly (101) on the mounting bottom plate (103); the fastening elements (106) are correspondingly arranged near each mounting element (105), and the fixed adjusting seat (102) is deformed through tightness adjustment between the fastening elements and the mounting elements; the fixed adjusting seat (102), the mounting element (105) and the fastening element jointly form a first adjusting unit, so that the spatial posture of the spray head clamping assembly (101) can be adjusted, and the flatness between the whole bottom surface and the printing substrate (30) after the plurality of spray heads (104) are integrally mounted is improved.
2. The integrated fine adjustment device for multi-nozzle arrays as claimed in claim 1, wherein the dovetail clamp assembly (1011) preferably comprises a dovetail seat (10111), an adjustment shaft (10112), a bead (10113), a first spring (10114), a guide shaft (101110), a second spring (101111), a pressing block (101112) and a pressing screw (101113), wherein:
the dovetail seat (10111) is provided with a dovetail groove (101114), the dovetail groove (101114) is matched with the spray head dovetails (1016) arranged on all the spray heads, and the left and right pressing is performed through the pressing block (101112); the guide shaft (101110) is used for providing guidance for the pressing block (101112), a first shaft section at the left end of the guide shaft is in clearance fit with a guide hole correspondingly arranged on the dovetail seat (10111), a second shaft section at the left end of the guide shaft is in clearance fit with the second spring (101111), pressing force is provided for the pressing block (101112) through the second spring (101111), and a shaft section at the right end of the guide shaft is used for screwing in the pressing screw (101113); the guide shaft (101110), the pressing block (101112), the second spring (101111) and the pressing screw (101113) jointly form a sprayer pressing unit (60), so that a plurality of sprayers (104) are uniformly pressed when being integrally installed;
the adjusting shaft (10112) is screwed into the corresponding threaded hole of the dovetail seat (10111) through a threaded shaft section; the first spring (10114) is sleeved on the adjusting shaft (10112), one end of the first spring is arranged in the spring seat (10115), and the other end of the first spring is arranged in the guide shaft section of the adjusting shaft (10112); the small beads (10113) are plugged from corresponding step through holes on the side surface of the dovetail seat (10111), then are placed near the conical shaft section of the adjusting shaft (10112) and are extruded by the conical shaft section to move left and right; the adjusting shaft (10112), the first spring (10114) and the bead (10113) jointly form a second adjusting unit, so that splicing consistency in the X direction when the plurality of nozzles are integrally installed is guaranteed, and the adjusting shaft is used for further adjusting parallelism between the bottom surface of each nozzle and a printing substrate.
3. A multi-nozzle array integrated fine adjustment device according to claim 2, characterized in that for the above-mentioned dovetail clip assembly (1011), it preferably further comprises a handle (10116), a first pin (10117), a second pin (10113) and a cam lever (10119), wherein:
the handle (10116) is rotatably arranged at the upper end of the cam rod (10119) through the first pin shaft (10117), and is arranged on the dovetail seat (10111) through a second pin shaft (10118); the lower end of the cam rod (10119) is provided with a first flange (101116), and the pressing block (101112) is correspondingly provided with a second flange (101117) which is kept separated from or contacted with the first flange (101116); in this way, the handle (10116), the first pin (10117), the second pin (10113), and the cam lever (10119) together constitute a pressing operation unit, whereby the head pressing unit is driven such that the pressing blocks press or release the respective heads.
4. The integrated fine adjustment device of a multi-nozzle array as claimed in claim 2 or 3, wherein the head of the pressing screw (101113) is a circumferential bottom surface with a slight radius at its outer edge, and the inner edge of the bottom surface of the counterbore of the pressing block (101112) matched with the pressing screw (101113) is a slight radius; in addition, a first gap is reserved between the circumferential bottom surface of the head of the compression screw (101113) and the bottom surface of a counter bore of the compression block (101112), a second gap is reserved between a through hole of the compression block (101112) and a threaded section of the compression screw (101113), a third gap is reserved between the upper side surface and the lower side surface of the compression block (101112) and the upper side surface and the lower side surface of a corresponding slot of the dovetail seat (10111), and a fourth gap is reserved between the right end shaft section of the guide shaft (101110) and the corresponding hole of the compression block (101112); in this way, the design of the small round angle, the small chamfer angle, the first gap, the second gap, the third gap and the fourth gap ensures that the pressing block (101112) can be self-adaptively attached to the nozzle dovetail (1016) of each nozzle under the elastic force of the second spring (101111).
5. The integrated fine adjustment device of a multi-nozzle array as claimed in any one of claims 1-4, wherein the mounting plate (1012) is preferably provided thereon with a first protruding mesa (101115), and the dovetail seat (10111) of each dovetail clip assembly (1011) is preferably provided thereon with a second protruding mesa (1017) and a third protruding mesa (101121), respectively, so that the coupling between the protruding mesas can ensure the consistency of the assembly of the plurality of nozzles in the Y-direction.
6. The integrated fine adjustment device of a multi-nozzle array as claimed in any one of claims 1 to 5, wherein the adjustment chuck (1014) preferably comprises a screw (10141), a first nut (10142) and a first set screw (10143), wherein the screw (10141) has an outer hexagonal shaft section at one end and a semicircular head face at the other end, and is screwed into the threaded hole of the first nut and then pressed by the first set screw (10143); the first set screw (10143) is radially installed at a large diameter section of the outer circumferential surface of the first nut.
7. A multiple spray head array integrated fine adjustment device according to any of claims 1 to 6, characterized in that it preferably comprises an inner hexagonal screw (10131), a threaded sleeve (10132) and a second nut (10135) for the adjustment screw sleeve (1013), wherein the threaded section of the inner hexagonal screw (10131) is clearance fitted with the threaded sleeve (10132), and the second nut (10135) is screwed into the external thread of the threaded sleeve (10132) by means of a screw fit.
8. The integrated fine adjustment device of a multi-nozzle array as claimed in any one of claims 1 to 7, wherein for the plurality of nozzles (104), it is preferable that they are inserted into the dovetail grooves (101114) of each dovetail seat (10111) through the nozzle dovetail (1016), respectively, and the nozzles are provided with the first stop blocks (1041), respectively, thereby ensuring the consistency of the nozzle holes (1046) in the Z-direction when the plurality of nozzles are integrally installed.
9. The integrated fine adjustment apparatus for multi-nozzle arrays as claimed in claim 8, wherein for the plurality of nozzles (104), the first stop block is preferably replaced by a second stop block (1042), the thread of the second stop block (1042) is used to screw a second set screw (1043) and then screw with a third nut; the second stop block (1042), the second set screw (1043) and the third nut together form a third adjusting unit (70), so that the splicing consistency of the spray holes (1046) of the plurality of spray heads in the Z direction after the spray heads are integrally mounted is further adjusted.
10. The integrated fine adjustment device of a multi-nozzle array according to any of claims 1-9, characterized in that the printing substrate (30) is preferably a flexible device such as OLED, RFID, thin film solar cell, wearable flexible device, PCB, smart skin, etc.
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| CN202210539149.1A CN115008903B (en) | 2022-05-18 | 2022-05-18 | Integrated accurate adjusting device of many shower nozzles array |
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| CN202210539149.1A CN115008903B (en) | 2022-05-18 | 2022-05-18 | Integrated accurate adjusting device of many shower nozzles array |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837798A (en) * | 2023-02-20 | 2023-03-24 | 季华实验室 | Single-row array spray head module and ink-jet printer |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007276289A (en) * | 2006-04-07 | 2007-10-25 | Seiko Epson Corp | Mechanism for adjusting carriage mounting position, liquid jet apparatus and recorder |
| CN101863165A (en) * | 2010-06-09 | 2010-10-20 | 北京美科艺数码科技发展有限公司 | Mechanism for mounting and adjusting spray heads of inkjet printer |
| CN101905567A (en) * | 2010-07-22 | 2010-12-08 | 北京美科艺数码科技发展有限公司 | Mounting adjustment mechanism of spraying head of ink-jet printer |
| CN103600584A (en) * | 2013-11-18 | 2014-02-26 | 北京美科艺数码科技发展有限公司 | A jet head installation adjusting mechanism used for an ink jet printer |
| CN104290453A (en) * | 2013-07-15 | 2015-01-21 | 北京美科艺数码科技发展有限公司 | Nozzle mounting adjustment mechanism for ink-jet printer |
| CN205467943U (en) * | 2016-01-15 | 2016-08-17 | 北京美科艺数码科技发展有限公司 | Ink -jet printing device |
| CN107813608A (en) * | 2017-11-30 | 2018-03-20 | 南京协辰电子科技有限公司 | A kind of head cartridge device and the character spray printing machine with the head cartridge device |
| CN109397898A (en) * | 2018-12-12 | 2019-03-01 | 北京美科艺数码科技发展有限公司 | A kind of ink-jet printer spray head bottom plate adjusting mechanism |
| CN211307930U (en) * | 2019-09-24 | 2020-08-21 | 浙江法赫施科技有限公司 | Many shower nozzles of integral type concatenation adjustment mechanism |
| CN111674157A (en) * | 2020-06-10 | 2020-09-18 | 西斯特姆（中国）科技有限公司 | Nozzle adjusting system of digital ink-jet printer |
| CN212446788U (en) * | 2020-06-01 | 2021-02-02 | 上海尚浩数码科技股份有限公司 | Three-dimensional nozzle angle adjusting mechanism |
| CN113580789A (en) * | 2021-07-23 | 2021-11-02 | 湖南印之明智能制造有限公司 | Spray head module with fine adjustment mechanism |
| CN215662501U (en) * | 2021-08-23 | 2022-01-28 | 昆山海斯电子有限公司 | Printer nozzle adjusting device and printer |
| CN216000237U (en) * | 2021-10-11 | 2022-03-11 | 无锡和源精密机械有限公司 | Self-adaptive locking device for laser product |
-
2022
- 2022-05-18 CN CN202210539149.1A patent/CN115008903B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007276289A (en) * | 2006-04-07 | 2007-10-25 | Seiko Epson Corp | Mechanism for adjusting carriage mounting position, liquid jet apparatus and recorder |
| CN101863165A (en) * | 2010-06-09 | 2010-10-20 | 北京美科艺数码科技发展有限公司 | Mechanism for mounting and adjusting spray heads of inkjet printer |
| CN101905567A (en) * | 2010-07-22 | 2010-12-08 | 北京美科艺数码科技发展有限公司 | Mounting adjustment mechanism of spraying head of ink-jet printer |
| CN104290453A (en) * | 2013-07-15 | 2015-01-21 | 北京美科艺数码科技发展有限公司 | Nozzle mounting adjustment mechanism for ink-jet printer |
| CN103600584A (en) * | 2013-11-18 | 2014-02-26 | 北京美科艺数码科技发展有限公司 | A jet head installation adjusting mechanism used for an ink jet printer |
| CN205467943U (en) * | 2016-01-15 | 2016-08-17 | 北京美科艺数码科技发展有限公司 | Ink -jet printing device |
| CN107813608A (en) * | 2017-11-30 | 2018-03-20 | 南京协辰电子科技有限公司 | A kind of head cartridge device and the character spray printing machine with the head cartridge device |
| CN109397898A (en) * | 2018-12-12 | 2019-03-01 | 北京美科艺数码科技发展有限公司 | A kind of ink-jet printer spray head bottom plate adjusting mechanism |
| CN211307930U (en) * | 2019-09-24 | 2020-08-21 | 浙江法赫施科技有限公司 | Many shower nozzles of integral type concatenation adjustment mechanism |
| CN212446788U (en) * | 2020-06-01 | 2021-02-02 | 上海尚浩数码科技股份有限公司 | Three-dimensional nozzle angle adjusting mechanism |
| CN111674157A (en) * | 2020-06-10 | 2020-09-18 | 西斯特姆（中国）科技有限公司 | Nozzle adjusting system of digital ink-jet printer |
| CN113580789A (en) * | 2021-07-23 | 2021-11-02 | 湖南印之明智能制造有限公司 | Spray head module with fine adjustment mechanism |
| CN215662501U (en) * | 2021-08-23 | 2022-01-28 | 昆山海斯电子有限公司 | Printer nozzle adjusting device and printer |
| CN216000237U (en) * | 2021-10-11 | 2022-03-11 | 无锡和源精密机械有限公司 | Self-adaptive locking device for laser product |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837798A (en) * | 2023-02-20 | 2023-03-24 | 季华实验室 | Single-row array spray head module and ink-jet printer |
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