CN103753959A - Jetting head for non-contact type large-character ink-jet printer - Google Patents
Jetting head for non-contact type large-character ink-jet printer Download PDFInfo
- Publication number
- CN103753959A CN103753959A CN201410031561.8A CN201410031561A CN103753959A CN 103753959 A CN103753959 A CN 103753959A CN 201410031561 A CN201410031561 A CN 201410031561A CN 103753959 A CN103753959 A CN 103753959A
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- valve
- module
- shower nozzle
- nozzle
- ink
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- 239000007921 spray Substances 0.000 claims description 53
- 238000005507 spraying Methods 0.000 claims description 28
- 239000011148 porous material Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000007639 printing Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002516 radical scavenger Substances 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- 241000872198 Serjania polyphylla Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract 3
- 239000000976 ink Substances 0.000 description 38
- 238000012423 maintenance Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Nozzles (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Ink Jet (AREA)
Abstract
The invention discloses a jetting head for a non-contact type large-character ink-jet printer. The jetting head for the non-contact type large-character ink-jet printer comprises an installation base, a jetting cavity, a jetting nozzle board, a static core module, a valve pipe module, a movable core assembly, a driving coil and a jetting head cable. The jetting nozzle board is sealed on the jetting cavity. A row of jetting holes are formed in the jetting nozzle board. The jetting cavity is connected with a jetting head ink supply pipe and a backflow pipe. The valve pipe module is fixed to the installation base. The static core module is connected with the installation base through the valve pipe module. Electromagnetic valves, independently controlling the jetting holes in the jetting nozzle board to jet ink, of ink droplets are formed by the static core module, the valve pipe module, the movable core assembly and the driving coil together, wherein the number of the electromagnetic valves is identical to that of the jetting holes in the jetting nozzle board. The jetting head for the non-contact type large-character ink-jet printer has the advantages of being simple in structure, high in interchangeability, convenient to repair, low in cost, good in performance, convenient to use, practical and safe.
Description
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Technical field
The present invention relates to the technical field of ink jet numbering machine
,a kind of technology of the shower nozzle for contactless large character code spraying machine specifically.
Background technology
At present, the most complex structure of large character nozzle structure of non-contact inkjet printer, fault rate is high, particularly the manufacture of the miniature electromagnetic valve in shower nozzle installation difficulty is large, interchangeability is low, inconvenient maintenance, the shortcomings such as expense height, and shower nozzle tolerance ink pressure is not high, ink easily leaks, and ink pipeline and electric wire are exposed, is not easy to packing and transportation, once, easily there is the security incident of the person and equipment in ink tube cracking in work.
Summary of the invention
In order to overcome the defect of prior art, the object of the present invention is to provide one simple in structure, interchangeability is high, easy to maintenance, and cost is low, and performance is good, convenient and practical, the shower nozzle for contactless large character code spraying machine of safety.
Technical scheme of the present invention is:
A kind of shower nozzle for contactless large character code spraying machine, it is characterized in that: the described shower nozzle for contactless large character code spraying machine comprises mounting base, spray chamber, nozzle plate, quiet core module, valve tube module, moving core assembly and drive coil and shower nozzle cable, nozzle plate is sealed on spray chamber, on nozzle plate, be processed with row's spray orifice, on spray chamber, be connected with shower nozzle ink tube and return duct, valve tube module is fixed on mounting base, quiet core module is connected with mounting base by valve tube module, described quiet core module, valve tube module, moving core assembly forms identical with the spray orifice number on nozzle plate with drive coil together, for independently controlling respectively the magnetic valve of the each spray orifice ink-jet formation ink droplet on described nozzle plate.
Described spray chamber is located on mounting base, and nozzle plate is arranged on mounting base.
Described spray chamber is located at the following side of mounting base, and described nozzle plate is arranged on the bottom side of mounting base, and quiet core module is positioned at the top of valve tube module.
Described quiet core module, valve tube module and drive coil module are provided with one group or two groups or more, and the spray orifice number on described nozzle plate is corresponding with the quantity of moving core assembly, thereby form the structural module of nozzle component.
Described valve tube module comprises valve pipe fixed block and is evenly distributed on the valve pipe on valve pipe fixed block, on valve pipe fixed block, be provided with the valve pore of corresponding number, each valve pipe and valve pore on valve pipe fixed block are corresponding and form seal valve tube passage one by one, each valve pipe is corresponding to a drive coil, described quiet core module is arranged on mounting base by heat sink and support, quiet core module comprises the quiet core screw rod inserting one by one in each valve pipe, described moving core assembly forms with the moving core rubber and the back-moving spring that are fixed on moving core bottom by moving core, the top of moving core is stretched in valve pipe and is contacted with the bottom of quiet core screw rod under the effect of back-moving spring, moving core rubber is positioned at described spray chamber, back-moving spring is sleeved on moving core and is placed in described spray chamber, one end of back-moving spring withstands on moving core rubber, the other end withstands in the top wall of described spray chamber, moving core rubber is directly being controlled the open and close of the spray orifice on nozzle plate, wherein each valve pipe and corresponding quiet core screw rod, moving core, moving core rubber and back-moving spring form the valve module of a magnetic valve, each moving core and each quiet core screw rod are made by ferrite material, each drive coil is sleeved on the periphery of each valve pipe correspondingly, each drive coil is provided the action force of magnetic valve by ink jet printer circuit system power supply.
Described each drive coil is installed on together and on one drive circuit plate, forms drive coil module; radome and circuit interface are also installed on drive circuit board; radome is used between shield guard coil and extraneous electromagnetic interference; as the heat transfer element of drive coil, circuit interface is used for connecting control circuit and holding circuit simultaneously.
Described shower nozzle ink tube and return duct, shower nozzle cable are all positioned over composition conduit module in a conduit, conduit is connected with a shower nozzle bonnet by pipe joint, and be installed on nozzle housing, on nozzle housing, be provided with T-shape slot and at the in-built nut that shower nozzle is installed to production line that is useful on of groove, nut is can be in T-shaped groove movable, free adjustment shower nozzle and by the distance between spray printing object and shower nozzle while being convenient to practical application.
Be connected in the valve pore of valve pipe fixed block to described each valve pipe interference fit, round section joint ring and round section joint ring are also installed are positioned at the downside of valve pipe fixed block between valve pipe and valve pore.
Described heat sink is made by Heat Conduction Material, heat sink is close on coil radome, heat sink is also close on the nozzle housing that aluminium makes, and the heat that heat sink produces drive coil rapidly conducts to nozzle housing, and heat sink also supports quiet core module together with strut.
Described each drive coil by ink jet numbering machine host computer system as required the data of spray printing send corresponding electric pulse, the switch of controlling each magnetic valve sprays corresponding ink droplet as required
When moving object from shower nozzle below through out-of-date, these ink droplets are ejected into body surface and form and need character or pattern, return line or the scavenger circuit of wherein said return duct pipe joint formation black with it ink.
The present invention compared with prior art tool has the following advantages:
Technical scheme of the present invention is simple in structure, can realize the structural module of nozzle component, and manufacture is installed simple and easy, and interchangeability is high, easy to maintenance, and expense is low, and good seal operating pressure is high, and performance is better safe and reliable, convenient and practical.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention for the shower nozzle of contactless large character code spraying machine;
Fig. 2 is the top view of the present invention for the shower nozzle of contactless large character code spraying machine;
Fig. 3 is the left view of the present invention for the shower nozzle of contactless large character code spraying machine;
Fig. 4 is the front view of the present invention for the shower nozzle internal structure of contactless large character code spraying machine;
Fig. 5 is the cutaway view of the present invention for the shower nozzle internal structure of contactless large character code spraying machine;
Fig. 6 is the top view of the present invention for the shower nozzle internal structure of contactless large character code spraying machine;
Fig. 7 is the front view of the present invention for the quiet core module of the shower nozzle inside of contactless large character code spraying machine;
Fig. 8 is the top view of the present invention for the quiet core module of the shower nozzle inside of contactless large character code spraying machine;
Fig. 9 is the front view of the present invention for the valve tube module of the shower nozzle inside of contactless large character code spraying machine;
Figure 10 is the top view of the present invention for the valve tube module of the shower nozzle inside of contactless large character code spraying machine;
Figure 11 is the front view of the present invention for the drive coil module of the shower nozzle inside of contactless large character code spraying machine.
The specific embodiment
As Figure 1-Figure 11, the present invention is for the shower nozzle of contactless large character code spraying machine, mounting base 4, spray chamber, nozzle plate 3, quiet core module, valve tube module, moving core assembly and drive coil 19 and shower nozzle cable, nozzle plate 3 is sealed on spray chamber, on nozzle plate 3, be processed with row's spray orifice 31, on spray chamber, be connected with shower nozzle ink tube and return duct, valve tube module is fixed on mounting base 4, quiet core module is connected with mounting base 4 by valve tube module, described quiet core module, valve tube module, moving core assembly forms identical with the spray orifice number on nozzle plate with drive coil together, for the each spray orifice ink-jet on the independent Control Nozzle plate of difference, form the magnetic valve of ink droplet.Wherein spray chamber is located on mounting base 4, and nozzle plate 3 is arranged on mounting base 4.
Below by specific embodiment, be illustrated.
Mark in Fig. 1-Figure 11 following parts: conduit 1, pipe joint 2, nozzle plate 3, mounting base 4, nut 5, nozzle housing 6, quiet core screw rod 7, quiet core mounting blocks 8, round section joint ring 9, support 10, moving core rubber 11, round section joint ring 12, back-moving spring 13, round section joint ring 14, valve pipe fixed block 15, valve pipe 16, moving core 17, radome 18, drive coil 19, drive circuit board 20, heat sink 21, China ink pipe joint 22, ink tube 23, screw 24, circuit interface 25, shower nozzle bonnet 26.In the application, there are 2 black pipe joints 22, have 1 quiet core module at least, comprise quiet core screw rod 7, quiet core mounting blocks 8, round section joint ring 9; Have 1 valve tube module at least, comprise back-moving spring 13, round section joint ring 14, valve pipe fixed block 15; Have 1 drive coil module at least, comprise drive coil 19, drive circuit board 20, circuit interface 25.Several moving cores 17 and corresponding moving core rubber 11.Conduit module comprises conduit 1, pipe joint 2.Nut 5 is shower nozzle mounting nuts, has bar shaped plate to form, and is provided with screwed hole in the above, for connecting bolt or screw are installed.Nozzle housing 6 is provided with type groove, is " T " font, by vertical slots and transverse groove, is connected and composed.
Valve tube module is installed on mounting base 4 by screw 24, drive coil module is sleeved on the periphery of valve tube module, the corresponding valve pipe 16 of each drive coil 19, quiet core module is arranged on mounting base 4 by heat sink 21 and support 10, and be positioned at the top of valve tube module, the quiet core screw rod 7 of quiet core module inserts in the valve pipe 16 of valve tube module one to one, moving core 17 is equipped with in the bottom of valve pipe 16, the bottom of moving core 17 is provided with moving core rubber 11 and back-moving spring 13, back-moving spring 13 is fine taper spring, nozzle plate 3 and O shape circle 12 are arranged on the below of mounting base 4, on nozzle plate 3, be processed with row's spray orifice, each spray orifice top contacts with the moving core rubber 11 being fixed on moving core 17, the right and left of mounting base is installed black pipe joint 22, the upper end of China ink pipe joint connects ink tube 23, the China ink lower end of pipe joint and the spray chamber 41 of mounting base 4 communicate, ink tube 23 is positioned in nozzle conduit 1, the other end is connected with Oil gallery ink system.
Each valve pipe 16 in valve tube module and corresponding quiet core screw rod 7, moving core 17, moving core rubber 11, back-moving spring 13 forms a miniature electromagnetic valve, controlling spray orifice on the nozzle plate 3 corresponding with moving core rubber 11 and the through and off of spray chamber, moving core 17 is made by ferrite stainless steel material with quiet core screw rod 7, the drive coil 19 that is sleeved on valve pipe periphery provides electromagnetism action force by the power supply of ink jet printer circuit system to moving core 17, each drive coil is installed on together and on drive circuit board 20, forms drive coil module, radome 18 and circuit interface 25 are also installed on drive circuit board 20, radome 18 is in order between shielded coil and extraneous electromagnetic interference, while is as the heat transfer element of coil, circuit interface 25 is controlled and holding circuit for connecting, back-moving spring 13 provides the reset power of moving core 17.
The pressure ink being provided by spray machine host ink set is via China ink pipe 23, and black pipe joint 22, enters in the spray chamber 41 of mounting base 4, when giving the of short duration power supply of one or several coil, these coil energy moments open, and make the spray orifice ejection of ink from nozzle plate 3 correspondences, form ink droplet.The ink jet numbering machine host computer system as required data of spray printing sends corresponding electric pulse to each coil, control the switch of each miniature electromagnetic valve, can spray corresponding ink droplet according to needs, when moving object from shower nozzle below through out-of-date, these ink droplets can be ejected into body surface formation needs character or pattern, and another road ink tube and black pipe joint form return line or the scavenger circuit of ink.
In the application's embodiment, valve tube module is by 8 valve pipes 16,18 and 8 of valve pipe fixed block of being made by anti-corrosion plastic cement is enclosed within on valve pipe and the round section joint ring 14 that is positioned at valve pipe fixed block below forms a standard module, valve pipe 16 connects with interference fit with valve pipe fixed block 25, form double sealing together with round section joint ring 14, greatly improved shower nozzle inner sealing performance, thereby obtain higher ink operating pressure, and use anti-corrosion plastic cement can increase matching allowance, increase sealing, reduced the difficulty of manufacture and maintenance.
In the application's embodiment, one group of quiet core module, one group of valve tube module and one group of drive coil module can be installed on mounting base 4, and the nozzle plate 3 of 8 moving cores 8 spray orifices of corresponding use forms 8 shower nozzles.Certainly, two groups of quiet core modules also can be installed, two groups of valve tube modules and two groups of drive coils, and the nozzle plate 3 of 16 moving cores 16 spray orifices of corresponding use forms 16 shower nozzles.Three groups of quiet core modules also can be installed, three groups of valve tube modules and three groups of drive coils, and the nozzle plate 3 of 24 moving cores corresponding use 24 spray orifices forms 24 shower nozzles.When more than three groups quiet core module, valve tube module and drive coil, the like.
The above-mentioned China ink pipe 23 of shower nozzle ink supply or backflow and control and the protection cable given is all positioned over the interior composition conduit of conduit 1 module; conduit connects with shower nozzle bonnet 26 by pipe joint 2; and be installed on nozzle housing 6 by screw; conduit can play a protective role to ink pipeline and electronic cable; both be convenient to install and transportation; once shower nozzle work pressure ink tube cracking, more can carry out safeguard protection to the person and equipment.In the type groove of nozzle housing 6, shower nozzle mounting nuts 5 is also housed, for shower nozzle is installed to production line, mounting nuts 5 is can be in type groove movable, free adjustment shower nozzle and by the distance between spray printing object and shower nozzle while being convenient to practical application.
Claims (10)
1. the shower nozzle for contactless large character code spraying machine, it is characterized in that: the described shower nozzle for contactless large character code spraying machine comprises mounting base (4), spray chamber, nozzle plate (3), quiet core module, valve tube module, moving core assembly and drive coil (19) and shower nozzle cable, nozzle plate (3) is sealed on spray chamber, on nozzle plate (3), be processed with row's spray orifice, on spray chamber, be connected with shower nozzle ink tube and return duct, valve tube module is fixed on mounting base (4), quiet core module is connected with mounting base (4) by valve tube module, described quiet core module, valve tube module, moving core assembly forms identical with the spray orifice number on nozzle plate with drive coil together, for independently controlling respectively the magnetic valve of the each spray orifice ink-jet formation ink droplet on described nozzle plate.
2. the shower nozzle for contactless large character code spraying machine according to claim 1, is characterized in that: it is upper that described spray chamber is located at mounting base (4), and nozzle plate (3) is arranged on mounting base (4).
3. the shower nozzle for contactless large character code spraying machine according to claim 2, it is characterized in that: described spray chamber is located at the following side of mounting base (4), described nozzle plate (3) is arranged on the bottom side of mounting base (4), and quiet core module is positioned at the top of valve tube module.
4. according to the shower nozzle for contactless large character code spraying machine described in claim 2 or 3, it is characterized in that: described quiet core module, valve tube module and drive coil module are provided with one group or two groups or more, and the spray orifice number on described nozzle plate (3) is corresponding with the quantity of moving core assembly, thus the structural module of formation nozzle component.
5. the shower nozzle for contactless large character code spraying machine according to claim 4, it is characterized in that: described valve tube module comprises valve pipe fixed block (15) and is evenly distributed on the valve pipe (16) on valve pipe fixed block (15), on valve pipe fixed block (15), be provided with the valve pore of corresponding number, each valve pipe and valve pore on valve pipe fixed block (15) are corresponding and form seal valve tube passage one by one, each valve pipe (16) is corresponding to a drive coil (19), described quiet core module is arranged on mounting base (4) by heat sink (21) and support (10), quiet core module comprises the quiet core screw rod (7) inserting one by one in each valve pipe, described moving core assembly is by moving core (17) and being fixed on the moving core rubber (11) of moving core (17) bottom and back-moving spring (13) forms, the top of moving core (17) is stretched in valve pipe (16) and is contacted with the bottom of quiet core screw rod (7) under the effect of back-moving spring (13), moving core rubber (11) is positioned at described spray chamber, back-moving spring (13) is sleeved on moving core (17) above and is placed in described spray chamber, one end of back-moving spring (13) withstands on moving core rubber (11), the other end withstands in the top wall of described spray chamber, moving core rubber (11) is directly being controlled the open and close of the spray orifice on nozzle plate (3), wherein each valve pipe (16) and corresponding quiet core screw rod (7), moving core (17), moving core rubber (11) and back-moving spring (13) form the valve module of a magnetic valve, each moving core and each quiet core screw rod are made by ferrite material, each drive coil is sleeved on the periphery of each valve pipe correspondingly, each drive coil is provided the action force of magnetic valve by ink jet printer circuit system power supply.
6. the shower nozzle for contactless large character code spraying machine according to claim 5; it is characterized in that: described each drive coil (19) is installed on the upper formation of one drive circuit plate (20) drive coil module together; radome (18) and circuit interface (25) are also installed on drive circuit board (20); radome (18) is between shield guard coil and extraneous electromagnetic interference; as the heat transfer element of drive coil, circuit interface (25) is for connecting control circuit and holding circuit simultaneously.
7. the shower nozzle for contactless large character code spraying machine according to claim 5, it is characterized in that: described shower nozzle ink tube and return duct, shower nozzle cable is all positioned over composition conduit module in a conduit (1), conduit (1) is connected with a shower nozzle bonnet (26) by pipe joint (2), and be installed on nozzle housing (6), on nozzle housing (6), be provided with T-shape slot and at the in-built nut (5) that shower nozzle is installed to production line that is useful on of groove, nut (5) can be movable for free adjustment shower nozzle and by the distance between spray printing object and shower nozzle in T-shaped groove.
8. the shower nozzle for contactless large character code spraying machine according to claim 5, it is characterized in that: be connected in the valve pore of valve pipe fixed block (15) to described each valve pipe interference fit, round section joint ring (14) and round section joint ring (14) are also installed are positioned at the downside of valve pipe fixed block (15) between valve pipe (16) and valve pore.
9. the shower nozzle for contactless large character code spraying machine according to claim 5, it is characterized in that: described heat sink (21) is made by Heat Conduction Material, heat sink (21) is close on coil radome (18), heat sink (21) is also close on the nozzle housing (6) that aluminium makes, the heat that heat sink (21) produces drive coil rapidly conducts to nozzle housing (6), and heat sink (21) also supports quiet core module together with strut (10).
10. the shower nozzle for contactless large character code spraying machine according to claim 5, it is characterized in that: described each drive coil by ink jet numbering machine host computer system as required the data of spray printing send corresponding electric pulse, the switch of controlling each magnetic valve sprays corresponding ink droplet as required
When moving object from shower nozzle below through out-of-date, these ink droplets are ejected into body surface and form and need character or pattern, return line or the scavenger circuit of wherein said return duct pipe joint formation black with it ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031561.8A CN103753959B (en) | 2014-01-23 | 2014-01-23 | A kind of shower nozzle for contactless big character stenciling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031561.8A CN103753959B (en) | 2014-01-23 | 2014-01-23 | A kind of shower nozzle for contactless big character stenciling unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103753959A true CN103753959A (en) | 2014-04-30 |
| CN103753959B CN103753959B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410031561.8A Active CN103753959B (en) | 2014-01-23 | 2014-01-23 | A kind of shower nozzle for contactless big character stenciling unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN103753959B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104118210A (en) * | 2014-07-18 | 2014-10-29 | 码可示(上海)电子有限公司 | Valve type industrial ink-jet printing machine |
| CN104390047A (en) * | 2014-07-18 | 2015-03-04 | 码可示(上海)电子有限公司 | Electromagnetic valve for industrial ink-jet printer |
| CN104401129A (en) * | 2014-11-21 | 2015-03-11 | 常俊环 | Large character inkjet printing machine jet head |
| CN104476922A (en) * | 2014-12-10 | 2015-04-01 | 福州聚众鑫电子科技有限公司 | Spray nozzle structure of printing head of novel industrial printing machine |
| CN105500927A (en) * | 2016-01-05 | 2016-04-20 | 福州聚众鑫电子科技有限公司 | Code-spurting marking machine jet printing head |
| CN112265376A (en) * | 2020-10-13 | 2021-01-26 | 武汉科技大学 | An addressable electro-fluid inkjet print head and printing method |
| CN112829470A (en) * | 2020-12-30 | 2021-05-25 | 武汉鹏源激光技术有限公司 | Novel multi-point spray head device and using method thereof |
| JP7633355B2 (en) | 2019-07-24 | 2025-02-19 | 京セラ株式会社 | Liquid ejection head and recording device using same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104118210A (en) * | 2014-07-18 | 2014-10-29 | 码可示(上海)电子有限公司 | Valve type industrial ink-jet printing machine |
| CN104390047A (en) * | 2014-07-18 | 2015-03-04 | 码可示(上海)电子有限公司 | Electromagnetic valve for industrial ink-jet printer |
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| CN105500927A (en) * | 2016-01-05 | 2016-04-20 | 福州聚众鑫电子科技有限公司 | Code-spurting marking machine jet printing head |
| JP7633355B2 (en) | 2019-07-24 | 2025-02-19 | 京セラ株式会社 | Liquid ejection head and recording device using same |
| CN112265376A (en) * | 2020-10-13 | 2021-01-26 | 武汉科技大学 | An addressable electro-fluid inkjet print head and printing method |
| CN112265376B (en) * | 2020-10-13 | 2022-06-14 | 武汉科技大学 | Addressable electrofluid ink-jet printing head and printing method |
| CN112829470A (en) * | 2020-12-30 | 2021-05-25 | 武汉鹏源激光技术有限公司 | Novel multi-point spray head device and using method thereof |
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