Spray head structure capable of switching different inks and materials and adjusting printing state and printing system

Abstract

The utility model belongs to the technical field of electrofluid printing, and particularly relates to a spray head structure capable of switching different inks and materials and adjusting printing states and a printing system, which comprise an ink testing system, a state switching system, a printing output system, a base material and a signal processing system, the two sides of the printing output system are connected with an air valve and a state conversion system respectively. According to the utility model, through mutual cooperation among the ink testing system, the state conversion system, the printing output system and the signal processing system, the ink spraying time and sequence are controlled by controlling the electric quantity of different inks in the front spraying system, so that the special scene application of continuous spraying in the same time period is realized; the possibility that different inks are continuously applied in the same scene can be better provided, the operation difficulty of repeatedly replacing the inks in the printing process is reduced, the operation process is simplified, and the efficiency and economic benefits of the whole process are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrofluid printing, and in particular relates to a nozzle structure and a printing system which can switch between different inks and materials and adjust the printing state. Background Art

[0002] In recent years, electrofluidic printing technology has developed rapidly in the direction of fine circuit printing. Many micron-level printing circuit processes use electrofluidic printing technology. Electrofluidic printing technology controls the intensity and direction of the electric field to achieve good control over the flow of our printing ink. At present, many of our printing scenarios use a single ink or adhesive to complete the printing of the entire circuit or the production of material graphics. With the continuous popularization and migration of usage scenarios, it is necessary to print circuits with multiple inks in the same scenario to achieve continuous printing of color circuits and marked circuits, which has become an urgent problem to be solved. Utility Model Content

[0003] The purpose of the utility model is to provide a nozzle structure and a printing system that can switch between different inks and materials and adjust the printing state, aiming to solve the problem of printing circuits with multiple inks in the same scene in the printing process of the prior art to achieve the printing of color circuits and marked circuits.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nozzle structure and a printing system that can switch between different inks and materials and adjust the printing state, including an ink testing system, a state conversion system, a print output system, a substrate and a signal processing system, the bottom of the ink testing system is connected to the print output system, the two sides of the print output system are respectively connected to an air valve and a state conversion system, the bottom of the print output system is connected to a needle tube, the bottom of the needle tube is provided with a nozzle, and the ink testing system, the state conversion system, the print output system, the nozzle and the substrate are all electrically connected to the signal processing system.

[0005] As a preferred embodiment of the utility model, a nozzle structure and a printing system that can switch between different inks and materials and adjust the printing state, the ink testing system includes: a liquid inlet, an ink metal channel 1, an ink metal channel 2, an ink metal channel 3 and a positive electrode metal shell, the liquid inlet is connected to one side of the positive electrode metal shell, and the ink metal channel 1, the ink metal channel 2 and the ink metal channel 3 are all arranged inside the positive electrode metal shell.

[0006] As a preferred embodiment of the utility model, a nozzle structure and a printing system that can switch between different inks and materials and adjust the printing state, the state conversion system includes: a high current fluid inlet, an auxiliary agent inlet, an ink one current fluid exchange chamber, an ink two current fluid exchange chamber and an ink three current fluid exchange chamber.

[0007] As a preferred embodiment of the utility model, a nozzle structure and a printing system capable of switching different inks and materials and adjusting the printing state, the printing output system includes: an ink inlet 1, an ink inlet 2, an ink inlet 3, a printing chamber and a pressure control valve.

[0008] As a preferred embodiment of the utility model, a nozzle structure and a printing system that can switch between different inks and materials and adjust the printing state, the tops of the ink one electric fluid exchange chamber, the ink two electric fluid exchange chamber and the ink three electric fluid exchange chamber are respectively provided with an ink one liquid inlet, an ink two liquid inlet and an ink three liquid inlet, and the ink one liquid inlet, the ink two liquid inlet and the ink three liquid inlet are respectively connected to the ink one metal channel, the ink two metal channel and the ink three metal channel through metal conduits.

[0009] As a preferred embodiment of the utility model, a nozzle structure and a printing system capable of switching different inks and materials and adjusting the printing state, the printing chamber is arranged at the bottom of the ink one electric fluid exchange chamber, the ink two electric fluid exchange chamber and the ink three electric fluid exchange chamber.

[0010] As a preferred embodiment of the utility model, a nozzle structure and printing system capable of switching different inks and materials and adjusting the printing state, the high current fluid inlet, auxiliary agent inlet and pressure control valve are all connected to the ink one fluid exchange chamber, the ink two fluid exchange chamber and the ink three fluid exchange chamber.

[0011] As a preferred embodiment of the nozzle structure and printing system of the utility model which can switch between different inks and materials and adjust the printing state, a motion control unit is placed at the bottom of the substrate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model realizes the special scene application of controlling the ink spraying time and sequence by controlling the charge of different inks in the front spray system to achieve continuous spraying in the same time period through the mutual cooperation among the ink testing system, the state conversion system, the print output system and the signal processing system. It can better provide the possibility of continuous application of different inks in the same scene, reduce the difficulty of repeated ink replacement in the printing process, simplify the operation process, and improve the efficiency and economic benefits of the whole process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the ink testing system of the utility model;

[0017] Figure 3 This is a schematic diagram of the top view of the ink testing system of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the printing output system of the utility model;

[0019] Figure 5 It is a schematic diagram of the top view of the structure of the printing output system of the present utility model.

[0020] In the figure: 1. liquid inlet; 2. ink testing system; 3. state conversion system; 4. air valve; 5. print output system; 6. needle tube; 7. nozzle; 8. substrate; 9. signal processing system; 10. ink metal channel 1; 11. ink metal channel 2; 12. ink metal channel 3; 13. positive electrode metal shell; 14. ink inlet 1; 15. ink inlet 2; 16. ink inlet 3; 17. ink electric fluid exchange chamber 1; 18. ink electric fluid exchange chamber 2; 19. ink electric fluid exchange chamber 3; 20. printing chamber; 21. high current fluid inlet; 22. additive inlet; 23. pressure control valve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 5The utility model provides the following technical solutions: a nozzle structure and a printing system capable of switching different inks and materials and adjusting the printing state, comprising an ink testing system 2, a state conversion system 3, a print output system 5, a substrate 8 and a signal processing system 9, the ink testing system 2 comprising: a liquid inlet 1, an ink first metal channel 10, an ink second metal channel 11, an ink third metal channel 12 and a positive electrode metal shell 13, the liquid inlet 1 is connected to one side of the positive electrode metal shell 13, the ink first metal channel 10, the ink second metal channel 11 and the ink third metal channel 12 are all arranged inside the positive electrode metal shell 13, the bottom of the ink testing system 2 is connected to the print output system 5, the print output system 5 comprises: an ink first liquid inlet 14, an ink second liquid inlet 15, an ink third liquid inlet 16, a print chamber 20 and a pressure control valve 23, the two sides of the print output system 5 are respectively connected with an air valve 4 and a state conversion system 3, the state conversion system 3 comprises: a high current fluid inlet 21, an additive inlet 22, an ink first current fluid exchange chamber 17, an ink second current fluid exchange chamber 18, an ink second current fluid exchange chamber 29, an ink second current fluid exchange chamber 30, an ink second current fluid exchange chamber 31, an ink second current fluid exchange chamber 32, an ink second current fluid exchange chamber 33, an ink second current fluid exchange chamber 34, an ink second current fluid exchange chamber 35, an ink second current fluid exchange chamber 36, an ink second current fluid exchange chamber 37, an ink second current fluid exchange chamber 38, an ink second current fluid exchange chamber 39, an ink second current fluid exchange chamber 31, an ink second current fluid exchange chamber 30, an ink second current fluid exchange chamber 31, an ink second current fluid exchange chamber 32, an ink first current fluid exchange chamber 33, an ink second current fluid exchange chamber 34, an ink The fluid exchange chamber 18 and the ink three-current fluid exchange chamber 19, the ink one-current fluid exchange chamber 17, the ink two-current fluid exchange chamber 18 and the ink three-current fluid exchange chamber 19 are respectively provided with an ink one liquid inlet 14, an ink two liquid inlet 15 and an ink three liquid inlet 16 on the top, and the ink one liquid inlet 14, the ink two liquid inlet 15 and the ink three liquid inlet 16 are respectively connected to the ink one metal channel 10, the ink two metal channel 11 and the ink three metal channel 12 through metal conduits. The printing chamber 20 is arranged on the ink one-current fluid exchange chamber 17, the ink two-current fluid exchange chamber 18 and the ink three-current fluid exchange chamber 19. The bottom of the ink exchange chamber 17, the ink second fluid exchange chamber 18 and the ink third fluid exchange chamber 19, the high current fluid inlet 21, the auxiliary agent inlet 22 and the pressure control valve 23 are all connected to the ink first fluid exchange chamber 17, the ink second fluid exchange chamber 18 and the ink third fluid exchange chamber 19, the bottom of the print output system 5 is connected to the needle tube 6, the bottom of the needle tube 6 is provided with a nozzle 7, the ink test system 2, the state conversion system 3, the print output system 5, the nozzle 7 and the substrate 8 are all electrically connected to the signal processing system 9;

[0023] When used specifically: when different inks enter the ink testing system 2, the inks will be vacuum stored at different positions for standby use according to their different charges. Then, when the signal processing system 9 receives a work instruction that needs to be printed, the ink testing system 2 will transmit the ink printing signal to the state conversion system 3. The state conversion system 3 will adjust the ink charged body content in the print output system 5 according to the printing requirements, so that the ink charge can meet the requirements of the substrate 8 that needs to be printed. Then, the time required for the entire printing process is calculated, and at the same time, the ink is controlled to flow into the print output system 5 and the air valve 4 is opened to control the pressure to meet the connection requirements. The inks diverted by the three metal channels respectively enter the ink current fluid exchange chamber in the print output system 5. There are high current fluid inlet 21, auxiliary agent inlet 22 and pressure control valve 23 in the chamber body. The ink exchange chamber inlet, that is, :The ink inlet 14, the ink inlet 15 and the ink inlet 16 are connected to the signal processing system 9 and the pressure control valve 23 at the same time. According to the specific scene, the printing electric signal will be transmitted to the state conversion system 3, and then the electric fluid or auxiliary agent of the corresponding amount of electricity will be introduced to adjust the charge and state of the ink. The ink after diversion by the three metal channels enters the printing output system 5. Each compartment of the ink electric fluid exchange compartment is connected to the state conversion system. The left port is connected to the high current fluid inlet 21 of the state conversion system 3, and the right port is connected to the auxiliary agent inlet 22 of the state conversion system 3. The ink enters and is connected to the signal processing system 9 and the pressure control valve 23 at the same time. According to the change control of the printing scene in the specific scene, the state conversion system 3 will apply the corresponding ink that meets the conditions according to the required scene and the adjustable range, and calculate the printing process to facilitate the connection between the inks;

[0024] When ink enters the ink testing system 2 through the liquid inlet 1, the ink testing system 2 includes a positive metal shell 13, three metal channels, namely: ink one metal channel 10, ink two metal channel 11 and ink three metal channel 12 are respectively connected to the print output system 5 at the lower end, and the side of the positive metal shell 13 with a small bias will be connected to the positive charge, the purpose is to apply a certain electric field in the entire ink testing system 2. When the ink enters the electric field, it can be diverted in the three metal channels according to the charge, thereby achieving the transmission effect of multiple inks being sampled at one time, and can effectively provide functional adjustment for subsequent special scenarios. The three metal channels ink one metal channel 10, ink two metal channel 11 and ink three metal channel 12 are respectively connected through The metal conduit is connected to the ink electrofluid exchange chamber in the state conversion system 3, namely: the ink one electrofluid exchange chamber 17, the ink two electrofluid exchange chamber 18 and the ink three electrofluid exchange chamber 19, and after flowing into the print output system 5 through the metal conduit, the signal processing system 9 will immediately test the ink charge and at the same time enter the charged nanoparticles through the high current fluid inlet 21 of the state conversion system 3 and the additives enter the ink electrofluid exchange chamber through the additive inlet 22 to adjust the ink state and calculate whether the charge matches the charge of the substrate 8, calculate the optimal ink suitable for the charge of the substrate 8, and output a signal to let the corresponding ink electrofluid exchange chamber open the valve, enter the needle tube 6 through the end interface of the print output system 5 and flow to the substrate 8 to achieve printing.

[0025] Furthermore, in order to improve the flexibility of the substrate 8, a motion control unit can be placed at the bottom of the substrate 8. The model of the motion control unit is: PARKER-310-3N-NC, which is a motion platform built by multiple precision linear motors. The motors respectively control the movements in the three directions of "XYZ" in the spatial rectangular coordinate system, which includes the movement of the adsorption platform in the plane and the movement of the nozzle in the vertical direction. Its accuracy is guaranteed by the grating ruler and can reach 0.1 microns. In actual work, the printing substrate 8 is adsorbed on the motion platform, and the linear motor cooperates with the system's pulse voltage signal to drag the adsorption platform for programmed movement, thereby finally realizing automatic control of printing.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A nozzle structure and a printing system capable of switching between different inks and materials and adjusting the printing state, comprising an ink testing system (2), a state conversion system (3), a printing output system (5), a substrate (8) and a signal processing system (9), characterized in that: The bottom of the ink test system (2) is connected to the print output system (5), the two sides of the print output system (5) are respectively connected to the air valve (4) and the state conversion system (3), the bottom of the print output system (5) is connected to the needle tube (6), the bottom of the needle tube (6) is provided with a nozzle (7), and the ink test system (2), the state conversion system (3), the print output system (5), the nozzle (7) and the substrate (8) are all electrically connected to the signal processing system (9).

2. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 1, characterized in that: The ink testing system (2) comprises: a liquid inlet (1), an ink metal channel (10), an ink metal channel (11), an ink metal channel (12) and a positive electrode metal shell (13); the liquid inlet (1) is connected to one side of the positive electrode metal shell (13); and the ink metal channel (10), the ink metal channel (11) and the ink metal channel (12) are all arranged inside the positive electrode metal shell (13).

3. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 2, characterized in that: The charges of the ink one metal channel (10), the ink two metal channel (11) and the ink three metal channel (12) decrease in sequence.

4. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 3, characterized in that: The state conversion system (3) comprises: a high current fluid inlet (21), an auxiliary agent inlet (22), an ink first current fluid exchange chamber (17), an ink second current fluid exchange chamber (18) and an ink third current fluid exchange chamber (19).

5. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 4, characterized in that: The printing output system (5) comprises: a first ink inlet (14), a second ink inlet (15), a third ink inlet (16), a printing chamber (20) and a pressure control valve (23).

6. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 5, characterized in that: The tops of the ink-1 electric fluid exchange chamber (17), the ink-2 electric fluid exchange chamber (18) and the ink-3 electric fluid exchange chamber (19) are respectively provided with an ink-1 liquid inlet (14), an ink-2 liquid inlet (15) and an ink-3 liquid inlet (16); the ink-1 liquid inlet (14), the ink-2 liquid inlet (15) and the ink-3 liquid inlet (16) are respectively connected to the ink-1 metal channel (10), the ink-2 metal channel (11) and the ink-3 metal channel (12) through metal conduits.

7. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 6, characterized in that: The printing chamber (20) is arranged at the bottom of the ink one electric fluid exchange chamber (17), the ink two electric fluid exchange chamber (18) and the ink three electric fluid exchange chamber (19).

8. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to claim 7, characterized in that: The high current fluid inlet (21), the auxiliary agent inlet (22) and the pressure control valve (23) are all connected to the ink one current fluid exchange chamber (17), the ink two current fluid exchange chamber (18) and the ink three current fluid exchange chamber (19).

9. A nozzle structure and printing system capable of switching between different inks and materials and adjusting the printing state according to any one of claims 1 to 8, characterized in that: A motion control unit is placed at the bottom of the substrate (8).

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