CN115946347A - Circulating ink stack based on electronic equipment three-dimensional printing and control method - Google Patents
Circulating ink stack based on electronic equipment three-dimensional printing and control method Download PDFInfo
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- CN115946347A CN115946347A CN202211584848.4A CN202211584848A CN115946347A CN 115946347 A CN115946347 A CN 115946347A CN 202211584848 A CN202211584848 A CN 202211584848A CN 115946347 A CN115946347 A CN 115946347A
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- 238000000034 method Methods 0.000 title claims abstract description 63
- 238000010146 3D printing Methods 0.000 title claims abstract description 27
- 238000007790 scraping Methods 0.000 claims abstract description 134
- 238000007639 printing Methods 0.000 claims abstract description 111
- 238000011084 recovery Methods 0.000 claims abstract description 33
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 230000002265 prevention Effects 0.000 claims abstract description 27
- 238000001556 precipitation Methods 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000003405 preventing effect Effects 0.000 claims abstract description 9
- 239000002699 waste material Substances 0.000 claims abstract description 7
- 230000002572 peristaltic effect Effects 0.000 claims description 71
- 238000010521 absorption reaction Methods 0.000 claims description 44
- 230000008569 process Effects 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000004062 sedimentation Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000007641 inkjet printing Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 abstract description 7
- 230000001376 precipitating effect Effects 0.000 abstract description 3
- 239000000976 ink Substances 0.000 description 437
- 239000000243 solution Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
A circulating ink stack based on electronic equipment three-dimensional printing and a control method thereof comprise a circulating ink stack box, wherein the rear part of the circulating ink stack box is connected with an ink supply system through a movable secondary ink box clamp and automatic detection, the automatic detection is matched with the ink supply system, an automatic ink scraping and ink absorbing recovery system and a printing nozzle, the lower part of the circulating ink stack box is connected with an ink precipitation prevention device, and the front part of the circulating ink stack box is connected with an automatic control panel; the automatic ink scraping and absorbing recovery system is arranged below the printing nozzle, and the automatic control panel controls the automatic ink scraping and absorbing recovery system; the invention integrates the functions of cleaning the spray head, supplying ink and recovering ink into a whole, and has the functions of absorbing redundant ink on the printing spray head, scraping ink and cleaning the spray head, automatically detecting and providing ink, automatically recovering waste ink, preventing solute in ink from precipitating and the like.
Description
Technical Field
The invention belongs to the technical field of three-dimensional printing of electronic equipment, and particularly relates to a circulating ink stack based on three-dimensional printing of electronic equipment and a control method.
Background
In recent years, with the increasing heat in the field of three-dimensional printing of electronic equipment, materials required for three-dimensional printing of electronic equipment generally relate to a nano metal silver solution, a light-cured resin solution and a nano ceramic solution, and the three solutions are used as printing inks of the electronic equipment, and mainly cause the problems of insufficient ink amount in an ink box, waste ink generation, ink hanging of a printing nozzle, hole blocking of the nozzle and the like in the printing process. Because the three-dimensional printing process of the electronic equipment is complex and the required time is long, ink squeezing and nozzle cleaning are often required in the printing process to ensure good printing effect, and the manual processing method is not only labor-consuming, but also has certain influence on the printing effect and the printing efficiency. The existing simple ink scraping and absorbing tools optimize the process to a certain extent, but still have great inconvenience.
Currently, most of the technologies of the prior art are directed to the field of common ink flat printers, and in the field of three-dimensional printing of electronic equipment based on the three materials, equipment integrating nozzle cleaning, ink supply and ink recovery is lacked.
In summary, the problems of the prior art are as follows: most of the existing nozzle cleaning technologies aim at common plane printing and 3D printing of single materials, but in the field of electronic equipment three-dimensional printing, the technology is blank, and the technologies related to the common plane printing and the three-dimensional printing cannot be applied to the electronic equipment three-dimensional printing; in the prior art, the cleaning of a printing nozzle cannot realize ink recovery, and because the printing process has an ink trial spraying process, if the ink recovery function is not available, the precious metal ink material is wasted; the prior art has no integrated ink circulation equipment, and can only solve the problem in some aspect one-sidedly.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a circulating ink stack based on electronic equipment three-dimensional printing and a control method, which integrate the functions of cleaning a spray head, supplying ink and recovering ink into a whole, and have the functions of absorbing redundant ink on the electronic equipment three-dimensional printing spray head, scraping and cleaning the spray head, automatically detecting and supplying ink, automatically recovering waste ink, preventing solute in the ink from precipitating, maintaining the uniform state of the ink and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a circulating ink stack based on electronic equipment three-dimensional printing comprises a circulating ink stack box 3, wherein the rear part of the circulating ink stack box 3 is connected with an ink supply system 1 through a movable secondary ink box clamp 2 and automatic detection, the automatic detection is matched with the ink supply system 1, an automatic ink scraping and ink absorption recovery system 5 and a printing nozzle, the lower part of the circulating ink stack box 3 is connected with an ink precipitation prevention device 6, and the front part of the circulating ink stack box 3 is connected with an automatic control panel 4; automatic detection and ink supply system 1, portable second grade ink horn anchor clamps 2, automatic control panel 4, prevent that ink deposits device 6 is integrated as an organic whole through circulation china ink stack case 3, and automatic scraping is arranged in printing shower nozzle below with blotting recovery system 5, and automatic control panel 4 is controlled automatic scraping and blotting recovery system 5.
The automatic detection and ink supply system 1 comprises a primary ink box 19 and a secondary ink box 14;
the primary ink box 19 is connected with a primary ink box ink nozzle 110;
a second-stage ink box ink nozzle 15 is connected below the second-stage ink box 14, a second-stage ink box connecting piece 12 is connected above the second-stage ink box 14 through a sealing ring 13, and an ultrasonic liquid level distance measuring device 11 is connected above the second-stage ink box connecting piece 12;
the secondary ink box ink nozzle 15 is connected with the ink supply peristaltic pump 17 through an ink supply pipeline 111, the ink supply peristaltic pump 17 is connected with the primary ink box ink nozzle 110 through the ink supply pipeline 111 through a one-way electromagnetic valve 16, and the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 are fixed in an electromagnetic valve and ink supply peristaltic pump fixing frame 18.
The movable second-stage ink box clamp 2 comprises clamp mechanism fixing seats 25, a transverse moving frame 24 is connected onto the clamp mechanism fixing seats 25, a plurality of fixing seat height fine adjustment mechanisms 23 are connected onto the transverse moving frame 24, and each fixing seat height fine adjustment mechanism 23 is connected with an ink box bottom fixing seat 21 and an ink box top fixing seat 22.
The circulating ink stack box 3 comprises a shell 34; a first-level ink box installation groove 31 is formed in the lower side of the rear part of the shell 34, an automatic control panel installation groove 33 is formed in the upper part of the shell 34, and the automatic control panel 4 is installed in the automatic control panel installation groove; the circulating ink stack control system hardware and the lead integrated box 32 are connected above the shell 34.
The automatic control panel 4 comprises a liquid crystal display 41, an ultrasonic vibration dispersion rod control button 42, an electromagnetic valve control button 43, a scraping control button 44 and a liquid level distance measuring button 45.
The automatic ink scraping and ink absorbing recovery system 5 comprises an ink absorbing peristaltic pump 51, wherein the ink absorbing peristaltic pump 51 is connected to an ink absorbing peristaltic pump fixing frame 52, the ink absorbing peristaltic pump fixing frame 52 is connected to a tank shell 513, the inlet of the ink absorbing peristaltic pump 51 is connected with an ink absorbing channel 53, the ink absorbing channel 53 is connected to the tank shell 513, and the ink absorbing channel 53 is connected with a hemispherical ink absorbing head 54;
a scraping rotary shaft 56 is fixed on a tank shell 513 through a bearing 55, a scraping blade 57 is connected on the scraping rotary shaft 56, the scraping blade 57 is matched with a scraping blade cleaning tank 510, the scraping blade cleaning tank 510 is fixed on the tank shell 513, the scraping blade cleaning tank 510 is connected with an ink absorbing channel 53, and the scraping rotary shaft 56 is connected with a scraping driving motor 512 through a coupling 511;
the outlet of the ink absorption peristaltic pump 51 is connected to a recovery ink tank ink nozzle 58 provided above the recovery ink tank 59 through an ink absorption pipe 514.
The ink sedimentation prevention device 6 comprises an amplitude transformer 61, and the amplitude transformer 61 is connected with an ultrasonic generator 63 through an ultrasonic vibration sensor 62; the ink precipitation preventing device 6 is arranged in a primary ink box 19 filled with nano ceramic solution.
3 one-level ink boxes 19 filled with different solutions are placed in the one-level ink box mounting groove 31, the second-level ink box 14 is connected with an ink box bottom fixing seat 21 and an ink box top fixing seat 22, a second-level ink box connecting part 12 is installed at the top of the second-level ink box 14, an ultrasonic liquid level distance measuring device 11 is installed at the other end of the second-level ink box connecting part 12, and a single-way electromagnetic valve 16 and an ink supply peristaltic pump 17 are installed at the bottom of a shell 34 of the circulating ink stack box through an electromagnetic valve and a peristaltic pump fixing frame 18.
The fixture mechanism fixing seat 25 is arranged outside the circulating ink stack control system hardware and lead integrated box 32.
The ink absorption peristaltic pump 51 and the ink absorption peristaltic pump fixing frame 52 are arranged on the side face of the tank shell 513, the ink absorption channel 53 is fixed at the bottom of the tank shell 513, the ink outlet is connected with the ink absorption peristaltic pump 51, the hemispherical ink absorption head 54 is arranged on the ink inlet above the ink absorption channel 53, the ink scraping sheet 57 is connected with the ink scraping rotating shaft 56 in a tenon-and-mortise structure, 4 bearings 55 are respectively fixed inside the inner side of the tank shell 513, the ink scraping driving motor 512 drives the ink scraping rotating shaft 56 to rotate, the ink scraping sheet cleaning groove 510 is fixed at the bottom of the tank shell 513 and keeps a distance with the ink scraping sheet 57 to avoid interference, the ink outlet of the ink absorption peristaltic pump 51 is connected with the ink recovery nozzle 58, and waste ink is conveyed into the ink recovery box 59 through the ink absorption peristaltic pump 51 to be stored.
The ultrasonic generator 63 is connected to the side of the primary ink box 19 through threads, and the amplitude transformer 61 is arranged in the primary ink box 19.
A control method of a circulating ink stack based on electronic equipment three-dimensional printing comprises ink supply control, ink scraping and absorbing control and control of an ink precipitation prevention device;
ink supply control: calculating the ink amount required by printing each layer of graphics and the product of the number of trial spraying times required by each layer of graphics and the ink amount required by the trial spraying by a set of slicing program to be recorded as the ink amount required by unit printing, and recording the ink amount required by one-time trial spraying and ink scraping after K groups of printing as the ink amount required by unit ink scraping; before the first printing, the control system controls the one-way electromagnetic valve 16 to open and supply the ink peristaltic pump 17, one unit of ink quantity required by printing and the unit of ink quantity required by ink scraping are pumped from the primary ink box 19 to the secondary ink box 14, the control system feeds back the height to the ultrasonic liquid level ranging sensor 11 by calculating the liquid level height occupied by the ink quantity in the secondary ink box 14, the ultrasonic liquid level ranging sensor 11 continuously measures the liquid level height of the secondary ink box 14 and feeds back the liquid level height to the control system, and when the ink quantity in the secondary ink box 14 reaches the designated height G, the control system controls the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 to stop and the ink pumping is finished; when the last 1 group of the first layer of the graph is sprayed, the ink supply process of the ink amount required by unit printing and the ink amount required by unit ink scraping of the second layer of the graph is carried out, and the printing ink supply process of the subsequent graph is circulated by the ink supply control method; if the printing process has a process of adjusting the injection, the required ink amount is input in the automatic control panel 41, and the control system controls the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 to work, so that the specified ink amount is pumped from the primary ink box 19 to the secondary ink box 14.
Ink scraping and absorbing: the ink materials required by the printing of the primary electronic equipment are one or more, 2 ink scraping sheets are in a group, the included angle between the 2 ink scraping sheets is alpha degrees, under the condition of ink scraping, the included angles between the 2 ink scraping sheets 57 and the horizontal plane are respectively alpha/2 degrees, namely the included angle between the 2 ink scraping sheets and the plane of the printing nozzle is alpha/2 degrees, the printing nozzle descends along the direction vertical to the tank shell 513, the top of the ink scraping sheet 57 and the hemispherical ink suction head 54 are attached to the plane of the printing nozzle, when the ink suction peristaltic pump 52 runs, a negative pressure environment is formed in front of the hemispherical ink suction head 54 and the printing nozzle, and the redundant residual ink on the printing nozzle is sucked into the recovery ink box 59; the printing head moves along the direction vertical to the scraping rotary shaft 56 under the control of the printer, firstly, the ink absorbing process is carried out, when the printing head moves to the condition of not being jointed with the hemispherical ink gun 54, the ink absorbing peristaltic pump 51 stops moving, when the printing head completely passes through 2 scraping sheets 57, the control system controls the scraping driving motor 512 to rotate 180 degrees, the two scraping sheets 57 are cleaned in the scraping sheet cleaning tank 510, and the processes of scraping and absorbing are carried out for a plurality of times.
The control of the ink precipitation preventing device includes:
control of the ink sedimentation prevention device in the non-printing process: the ultrasonic generator 63 is controlled to work for 1 time every A hours in a timing mode, and the work is kept for W minutes once;
control of the ink sedimentation prevention device in the printing process: in the printing process of each layer of graphics, when the printing is carried out until the printing of the reciprocal X group of graphics on each layer is completed, the control system sends a starting signal to the ultrasonic generator 63 of the ink precipitation prevention device, the amplitude variation rod 61 changes the amplitude of the ultrasonic wave sent by the ultrasonic generator 63, the vibration velocity ratio of the ultrasonic generator is improved, the ink in the primary ink box 19 is uniformly mixed by the ultrasonic wave, the process is continued until the printing of the graphics on the current layer is completed, the control system sends a closing signal, and the ultrasonic generator stops sending the ultrasonic wave.
By combining all the technical schemes, the invention has the beneficial effects that:
(1) The invention integrates ink supply, ink absorption and ink scraping and ink precipitation prevention, adopts a full-automatic control method, and fundamentally solves the problems of ink addition, recovery, storage and nozzle cleaning in three-dimensional printing of electronic equipment.
(2) The ink supply control, ink scraping and ink absorption control and ink precipitation prevention device control in the invention are based on the three-dimensional printing process of the electronic equipment, a set of scientific control method is provided, the ink supply scientificity can be ensured to the maximum extent, the problems of ink hanging and orifice blockage of a printing nozzle are effectively improved, the problem of solute precipitation in an ink solution is eliminated, and the printing effect of the electronic equipment is indirectly optimized by the three technical methods.
(3) The control method can be debugged according to the actual conditions of the electronic equipment three-dimensional printing equipment and the ink solution, and the ink supply, ink scraping and absorbing and ink precipitation preventing effects are optimal by changing the parameters of the control method and the mechanical mechanism in the invention.
Drawings
FIG. 1 is a schematic diagram of a circulating ink stack for electronic equipment based three-dimensional printing according to an embodiment of the invention.
FIG. 2 is a schematic diagram of an automatic ink detecting and supplying system according to an embodiment of the present invention.
FIG. 3 is a schematic view of a movable two-stage cartridge holder according to an embodiment of the present invention.
FIG. 4 is a schematic view of a circulating ink stack box according to an embodiment of the present invention.
FIG. 5 is a schematic diagram of an automatic control panel according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of an automatic ink scraping and ink recovery system according to an embodiment of the present invention.
FIG. 7 is a cross-sectional view of an automatic ink scraping and ink recovery system according to an embodiment of the present invention.
FIG. 8 is a schematic view of an ink sedimentation prevention device according to an embodiment of the present invention.
FIG. 9 is a schematic diagram of an ink amount detection debugging and ink supply control method according to an embodiment of the present invention.
FIG. 10 is a schematic illustration of a method of ink doctoring and ink absorption control in accordance with an embodiment of the present invention.
FIG. 11 is a schematic diagram of a method for controlling an ink sedimentation prevention device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the embodiments and the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
As shown in fig. 1, a circulating ink stack based on electronic equipment three-dimensional printing comprises an automatic detection and ink supply system 1, a movable secondary ink box clamp 2, a circulating ink stack box 3, an automatic control panel 4, an automatic ink scraping and absorbing recovery system 5 and an ink sedimentation prevention device 6; the rear part of the circulating ink stack box 3 is connected with an ink supply system 1 through a movable secondary ink box clamp 2 and automatic detection, the automatic detection is matched with the ink supply system 1, an automatic ink scraping and ink absorbing recovery system 5 and a printing nozzle, the lower part of the circulating ink stack box 3 is connected with an ink precipitation prevention device 6, and the front part of the circulating ink stack box 3 is connected with an automatic control panel 4; the automatic detection and ink supply system 1, the movable secondary ink box clamp 2, the automatic control panel 4 and the ink precipitation prevention device 6 are integrated through the circulating ink stack box 3, the automatic ink scraping and ink absorption recovery system 5 is not integrated in the circulating ink stack box 3 and is arranged below a printing nozzle, and the automatic control panel 4 controls the automatic ink scraping and ink absorption recovery system 5 through a wireless communication module or a wired communication module.
As shown in fig. 2, the automatic detecting and ink supplying system 1 includes an ultrasonic liquid level distance measuring device 11, a secondary ink box connector 12, a sealing ring 13, a secondary ink box 14, a secondary ink box ink nozzle 15, a one-way electromagnetic valve 16, an ink supplying peristaltic pump 17, an electromagnetic valve and ink supplying peristaltic pump fixing frame 18, a primary ink box 19, a primary ink box ink nozzle 110, and an ink supplying pipeline 111; the function is to manually debug and automatically detect the ink quantity in a secondary ink box 19 connected with a printing nozzle and automatically add the ink;
the primary ink box 19 is connected with a primary ink box ink nozzle 110;
a secondary ink box ink nozzle 15 is connected below the secondary ink box 14, a secondary ink box connecting piece 12 is connected above the secondary ink box 14 through a sealing ring 13, and an ultrasonic liquid level ranging device 11 is connected above the secondary ink box connecting piece 12;
the secondary ink box ink nozzle 15 is connected with the ink supply peristaltic pump 17 through an ink supply pipeline 111, the ink supply peristaltic pump 17 is connected with the primary ink box ink nozzle 110 through the ink supply pipeline 111 through a one-way electromagnetic valve 16, and the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 are fixed in an electromagnetic valve and ink supply peristaltic pump fixing frame 18.
As shown in fig. 3, the movable secondary ink cartridge fixture 2 includes an ink cartridge bottom fixing seat 21, an ink cartridge top fixing seat 22, a fixing seat height fine-adjustment mechanism 23, a transverse moving frame 24, and a fixture mechanism fixing seat 25; the fixture mechanism fixing seats 25 are connected with a transverse moving frame 24, the transverse moving frame 24 is connected with 3 fixing seat height fine-adjustment mechanisms 23, and each fixing seat height fine-adjustment mechanism 23 is connected with an ink box bottom fixing seat 21 and an ink box top fixing seat 22; the movable secondary ink tank clamp 2 functions to fix the secondary ink tank 14 and to continuously adjust the lateral position of the secondary ink tank 14.
As shown in fig. 4, the circulating ink stack 3 includes a first-stage ink cartridge mounting groove 31, a circulating ink stack control system hardware and wire integrated box 32, an automatic control panel mounting groove 33, and a housing 34; a primary ink box mounting groove 31 is formed in the lower side of the rear part of the shell 34, an automatic control panel mounting groove 33 is formed in the upper part of the shell 34, and a circulating ink stack control system hardware and a wire integrated box 32 are connected to the upper part of the shell 34; the circulating ink stack box 3 functions to fix other systems and devices.
As shown in fig. 5, the automatic control panel 4 includes a liquid crystal display 41, an ultrasonic vibration dispersion rod control button 42, an electromagnetic valve control button 43, a wiping control button 44, and a liquid level distance measuring button 45; the automatic control panel 4 is used for interacting with a user, and the user can conveniently check and control the running state of the circulating ink stack in real time.
As shown in fig. 6 and 7, the automatic ink scraping and absorbing recycling system 5 includes an absorbing peristaltic pump 51, an absorbing peristaltic pump fixing frame 52, an absorbing channel 53, a hemispherical ink absorbing head 54, a bearing 55, an ink scraping rotating shaft 56, an ink scraping sheet 57, a recycling ink box ink nozzle 58, a recycling ink box 59, an ink scraping sheet cleaning tank 510, a coupling 511, an ink scraping driving motor 512, a tank housing 513 and an absorbing pipeline 514;
the ink absorption peristaltic pump 51 is connected to the ink absorption peristaltic pump fixing frame 52, the ink absorption peristaltic pump fixing frame 52 is connected to the tank shell 513, the ink absorption peristaltic pump 51 is connected with the ink absorption channel 53, the ink absorption channel 53 is connected to the tank shell 513, and the ink absorption channel 53 is connected with the hemispherical ink absorption head 54;
a scraping rotary shaft 56 is fixed on a tank shell 513 through a bearing 55, a scraping blade 57 is connected on the scraping rotary shaft 56, the scraping blade 57 is matched with a scraping blade cleaning tank 510, the scraping blade cleaning tank 510 is fixed on the tank shell 513, the scraping blade cleaning tank 510 is connected with an ink absorbing channel 53, and the scraping rotary shaft 56 is connected with a scraping driving motor 512 through a coupling 511;
the outlet of the ink absorption peristaltic pump 51 is connected to a recovery ink tank ink nozzle 58 provided above the recovery ink tank 59 through an ink absorption pipe 514.
The automatic ink scraping and absorbing recovery system 5 has the functions of cleaning the printing nozzle and recovering waste residual ink.
As shown in fig. 8, the ink sedimentation prevention device 6 comprises an amplitude transformer 61, an ultrasonic vibration sensor 62 and an ultrasonic generator 63; the amplitude transformer 61 is connected with an ultrasonic generator 63 through an ultrasonic vibration sensor 62; the ink precipitation preventing device 6 is installed in the primary ink box 19 filled with the nano ceramic solution, and has the function of preventing the nano ceramic solute in the nano ceramic solution from precipitating, so that the solution is not uniformly mixed, and the printing effect is influenced.
As shown in fig. 1-8, 3 primary ink cartridges 19 filled with different ink solutions are placed in the primary ink cartridge mounting groove 31; the secondary ink box 14 is connected with an ink box bottom fixing seat 21 and an ink box top fixing seat 22 by bolts, and the bolt knob of the ink box bottom fixing seat 21 can adjust the front and back positions of the secondary ink box 14 so as to be convenient for connecting the ink supply peristaltic pump 17; after the front and back positions of the secondary ink box 14 are determined, the secondary ink box 14 can be fixed by adjusting a bolt knob of the ink box top fixing seat 22, the secondary ink box connecting piece 12 is installed at the top of the secondary ink box 14 through threaded connection and is sealed through the sealing ring 13, because the secondary ink box 14 needs a negative pressure environment to ensure that ink cannot leak from a spray hole in a non-printing state, a connector connected with a negative pressure system is arranged on the secondary ink box connecting piece 12, the ultrasonic liquid level distance measuring device 11 is installed at the other end of the secondary ink box connecting piece 12 through threads and is sealed through the sealing ring 13, the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 are installed at the bottom of the shell 34 of the circulating ink stack box through bolts by utilizing the electromagnetic valve and the peristaltic pump fixing frame 18, and the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 are respectively connected with the primary ink box 19 and the secondary ink box 14 through the primary ink box nozzle 110 and the secondary ink nozzle 15.
The fixture mechanism fixing base 25 is installed outside the circulating ink stack control system hardware and wire integrated box 32 through bolts, the automatic control panel 4 is installed on the automatic control panel installation groove 33, the ink absorption peristaltic pump 51 and the ink absorption peristaltic pump fixing frame 52 are installed on the side of the tank shell 513 through bolts, the ink absorption channel 53 is fixed at the bottom of the inner side of the tank shell 513, the ink outlet of the ink absorption channel 53 is connected with the ink absorption peristaltic pump 51, the hemispherical ink absorption head 54 is installed on the ink inlet above the ink absorption channel 53 through threads, the ink scraping sheet 57 is connected with the ink scraping rotating shaft 56 in a tenon-and-mortise structure, 4 oblique drainage grooves are opened on the side of each ink scraping sheet 57 for guiding the ink on the top of the ink scraping sheet to flow into the ink scraping sheet cleaning tank 510, the ink effect is prevented from being influenced after the ink is adhered on the top of the ink scraping sheet and solidified, 4 bearings 55 are respectively fixed inside the tank shell, the ink scraping driving motor 512 drives the ink rotating shaft 56 to rotate through a coupling 511 and a bearing, the ink scraping sheet cleaning tank 510 is fixed at the bottom of the tank shell 513 and keeps a certain distance from the ink scraping sheet 57, the interference with the ink absorption peristaltic pump 51, the ink absorption peristaltic pump is connected with the ink absorption peristaltic pump for recovering ink box 51, and recovering waste ink is carried out through the ink box 51. The ultrasonic generator 63 is connected to the side of the primary ink tank 19 by a screw thread, the ultrasonic vibration sensor 62 and the amplitude transformer 61 are connected to the ultrasonic generator 63 in sequence, and the amplitude transformer 61 is arranged in the primary ink tank 19.
A control method of a circulating ink stack based on electronic equipment three-dimensional printing comprises ink supply control, ink scraping and absorbing control and control of an ink precipitation prevention device;
the electronic equipment three-dimensional printing comprises circuit board printing and antenna printing, the main method adopted at present is to divide a printing graph into N layers (N is a positive integer), the types and the ink amounts of ink required by the graph of each layer are different, in order to prevent the precipitation of ink solute of a secondary ink box from influencing the printing effect, the ink amount in the secondary ink box is not suitable for long-time storage, the ink jet process of an electronic assembly three-dimensional printing nozzle is briefly explained, a printing substrate is used as a carrier, the ink ejects different inks from different nozzle holes of the printing nozzle according to the printing graph, the printing nozzle is static in the printing process, the printing substrate moves back and forth in a direction perpendicular to the printing nozzle, one-time ejection is triggered when the printing substrate passes below the printing nozzle basically every time, M-time (M is a positive integer) ejection is recorded into one group, one-time trial ejection is carried out before each group ejects, one-time trial ejection and ink scraping can be carried out after K groups are set in the printing process, the main purposes of the two are to prevent the nozzle holes from being blocked, and ensure good printing effect.
As shown in fig. 9, ink supply control: calculating the ink amount of ink required by printing each layer of graphics and the product of the number of trial spraying times required by each layer of graphics and the approximate ink amount required by the trial spraying by a set of slicing program to be recorded as the ink amount required by unit printing, and recording the approximate ink amount required by one-time trial spraying and ink scraping after K groups of printing as the ink amount required by unit ink scraping; before the first printing, the control system controls the single-pass electromagnetic valve 16 to be opened and the motor of the ink supply peristaltic pump 17 to rotate, one unit of ink quantity required by printing and one unit of ink quantity required by ink scraping are pumped from the primary ink box 19 to the secondary ink box 14, the control system feeds the height back to the ultrasonic liquid level ranging sensor 11 by calculating the liquid level height occupied by the ink quantity in the secondary ink box 14, the ultrasonic liquid level ranging sensor 11 continuously measures the liquid level height of the secondary ink box 14 and feeds the liquid level height back to the control system, and when the ink quantity in the secondary ink box 14 reaches a specified height G, the control system controls the single-pass electromagnetic valve 16 and the motor of the ink supply peristaltic pump 17 to stop, and the ink pumping is finished; when the last 1 group of the first layer of the graph is sprayed, the ink supply process of the ink amount required by unit printing and the ink amount required by unit ink scraping of the second layer of the graph is carried out, and the printing ink supply process of the subsequent graph is circulated by the ink supply control method; if the printing process has the processes of debugging, jetting and the like, the required ink amount can be input in the automatic control panel 41, the control system controls the one-way electromagnetic valve 16 and the ink supply peristaltic pump 17 to work, the specified ink amount is pumped from the primary ink box 19 to the secondary ink box 14, and the specific control method refers to the graph printing ink supply method.
As shown in fig. 10, ink wiping and suction: the purpose is to clean the printing nozzle before printing, ensure no blockage of the nozzle hole and no ink hanging of the printing nozzle; in general, the ink material required for printing of the primary electronic equipment is one or more, 2 ink scraping sheets are in a group, the included angle between the 2 ink scraping sheets is α °, and because different included angles are considered to have different ink scraping effects on different inks, the included angle α of the ink scraping sheets set in the invention is determined according to different embodiments, in this embodiment, α is set to 90 °, in the case of ink scraping, the included angles between the 2 ink scraping sheets 57 and the horizontal plane are both α/2 °, that is, the included angle with the printing head plane is α/2 °, the printing head performs a descending motion in a direction perpendicular to the tank housing 513, the top of the ink scraping sheet 57 and the hemispherical ink suction head 54 are both attached to the printing head plane, when the ink absorption peristaltic pump 52 operates, a negative pressure environment is formed between the hemispherical ink suction head 54 and the printing head, and the excess residual ink on the printing head is sucked into the recovery ink box 59; the printing head moves along the direction vertical to the scraping rotary shaft 56 under the control of the printer, firstly, the ink absorbing process is carried out, when the printing head moves to the condition of not being jointed with the hemispherical ink gun 54, the ink absorbing peristaltic pump 51 stops moving, when the printing head completely passes through 2 scraping sheets 57, the control system controls the scraping driving motor 512 to rotate 180 degrees, the two scraping sheets 57 are cleaned in the scraping sheet cleaning tank 510, and the scraping and the absorbing processes can be carried out repeatedly.
As shown in fig. 11, the control of the ink precipitation preventing means includes:
control of the ink sedimentation prevention device in the non-printing process: the ultrasonic generator 63 was operated 1 time every a hours (set to 2 hours in the present embodiment) and held for W minutes (set to 2 minutes in the present embodiment).
Control of the ink sedimentation prevention device in the printing process: in the printing process of each layer of graphics, when the printing is carried out until the printing of the reciprocal X group of graphics on each layer is completed, the control system sends a starting signal to the ultrasonic generator 63 of the ink precipitation prevention device, the amplitude-changing rod 61 changes the amplitude (generally, the amplitude is increased) of the ultrasonic wave sent by the ultrasonic generator 63, the vibration velocity ratio of the ultrasonic wave is improved, the efficiency is improved, the ink in the primary ink box 19 is uniformly mixed through the ultrasonic wave, the process is continued until the printing of the graphics on the current layer is completed, the control system sends a closing signal, and the ultrasonic generator stops sending the ultrasonic wave.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus, are not to be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a circulation ink stack based on electronic equipment three-dimensional printing which characterized in that: the automatic ink jet printing system comprises a circulating ink stack box (3), wherein the rear part of the circulating ink stack box (3) is connected with an ink supply system (1) through a movable secondary ink box clamp (2) and an automatic detection, the automatic detection is matched with the ink supply system (1), an automatic ink scraping and ink absorbing recovery system (5) and a printing nozzle, the lower part of the circulating ink stack box (3) is connected with an ink precipitation prevention device (6), and the front part of the circulating ink stack box (3) is connected with an automatic control panel (4); the automatic detection and ink supply system (1), the movable secondary ink box clamp (2), the automatic control panel (4) and the ink precipitation prevention device (6) are integrated into a whole through the circulating ink stack box (3), the automatic ink scraping and ink absorption recovery system (5) is arranged below the printing nozzle, and the automatic control panel (4) controls the automatic ink scraping and ink absorption recovery system (5).
2. The circulating ink stack of claim 1, wherein: the automatic detection and ink supply system (1) comprises a primary ink box (19) and a secondary ink box (14);
the primary ink box (19) is connected with a primary ink box ink nozzle (110);
the lower part of the second-stage ink box (14) is connected with a second-stage ink box ink nozzle (15), the upper part of the second-stage ink box (14) is connected with a second-stage ink box connecting piece (12) through a sealing ring (13), and the upper part of the second-stage ink box connecting piece (12) is connected with an ultrasonic liquid level distance measuring device (11);
the secondary ink box ink nozzle (15) is connected with the ink supply peristaltic pump (17) through an ink supply pipeline (111), the ink supply peristaltic pump (17) is connected with the primary ink box ink nozzle (110) through the ink supply pipeline (111) through a one-way electromagnetic valve (16), and the one-way electromagnetic valve (16) and the ink supply peristaltic pump (17) are fixed in an electromagnetic valve and ink supply peristaltic pump fixing frame (18).
3. The circulating ink stack of claim 1, wherein: the movable secondary ink box clamp (2) comprises a clamp mechanism fixing seat (25), a transverse moving frame (24) is connected onto the clamp mechanism fixing seat (25), a plurality of fixing seat height fine-tuning mechanisms (23) are connected onto the transverse moving frame (24), and each fixing seat height fine-tuning mechanism (23) is connected with an ink box bottom fixing seat (21) and an ink box top fixing seat (22).
4. The circulating ink stack of claim 1, wherein: the circulating ink stack box (3) comprises a shell (34); a primary ink box mounting groove (31) is formed in the lower side of the rear part of the shell (34), an automatic control panel mounting groove (33) is formed in the upper part of the shell (34), and the automatic control panel (4) is mounted on the automatic control panel mounting groove; the upper part of the shell (34) is connected with a circulating ink stack control system hardware and a lead integrated box (32).
5. The circulating ink stack of claim 1, wherein: the automatic control panel (4) comprises a liquid crystal display screen (41), an ultrasonic vibration dispersion rod control button (42), an electromagnetic valve control button (43), a scraping ink control button (44) and a liquid level distance measuring button (45).
6. The circulating ink stack of claim 1, wherein: the automatic ink scraping and ink absorbing recovery system (5) comprises an ink absorbing peristaltic pump (51), wherein the ink absorbing peristaltic pump (51) is connected to an ink absorbing peristaltic pump fixing frame (52), the ink absorbing peristaltic pump fixing frame (52) is connected to a tank shell (513), the ink absorbing peristaltic pump (51) is connected with an ink absorbing channel (53), the ink absorbing channel (53) is connected to the tank shell (513), and the ink absorbing channel (53) is connected with a hemispherical ink absorbing head (54);
the ink scraping rotary shaft (56) is fixed on the tank shell (513) through a bearing (55), the ink scraping rotary shaft (56) is connected with an ink scraping sheet (57), the ink scraping sheet (57) is matched with an ink scraping sheet cleaning tank (510), the ink scraping sheet cleaning tank (510) is fixed on the tank shell (513), the ink scraping sheet cleaning tank (510) is connected with an ink absorbing channel (53), and the ink scraping rotary shaft (56) is connected with an ink scraping driving motor (512) through a coupling (511);
the outlet of the ink absorption peristaltic pump (51) is connected with a recovery ink box ink nozzle (58) arranged above the recovery ink box (59) through an ink absorption pipeline (514).
7. The circulating ink stack of claim 1, wherein: the ink sedimentation prevention device (6) comprises an amplitude transformer (61), and the amplitude transformer (61) is connected with an ultrasonic generator (63) through an ultrasonic vibration sensor (62); the ink precipitation prevention device (6) is arranged in a primary ink box (19) filled with nano ceramic solution.
8. The circulating ink stack of claim 2, 3 or 4, wherein: 3 one-level ink boxes (19) filled with different solutions are placed in one-level ink box mounting grooves (31), a second-level ink box (14) is connected with an ink box bottom fixing seat (21) and an ink box top fixing seat (22), a second-level ink box connecting piece (12) is installed at the top of the second-level ink box (14), an ultrasonic liquid level distance measuring device (11) is installed at the other end of the second-level ink box connecting piece (12), and a one-way electromagnetic valve (16) and an ink supply peristaltic pump (17) are installed at the bottom of a shell (34) of a circulating ink stack box through an electromagnetic valve and a peristaltic pump fixing frame (18).
9. The circulating ink stack of claim 6, wherein: the ink sucking peristaltic pump (51) and an ink sucking peristaltic pump fixing frame (52) are arranged on the side face of a tank shell (513), an ink sucking channel (53) is fixed at the bottom of the tank shell (513), an ink outlet is connected with the ink sucking peristaltic pump (51), a hemispherical ink sucking head (54) is arranged on an ink inlet above the ink sucking channel (53), an ink scraping sheet (57) is connected with an ink scraping rotating shaft (56) in a tenon-and-mortise structure, 4 bearings (55) are respectively fixed in the inner side of the tank shell (513), an ink scraping driving motor (512) drives the ink scraping rotating shaft (56) to rotate, an ink scraping sheet cleaning groove (510) is fixed at the bottom of the tank shell (513) and keeps a distance from the ink scraping sheet (57) to avoid interference, an ink outlet of the ink sucking peristaltic pump (51) is connected with an ink recovering nozzle (58) of an ink box, and waste ink is conveyed into the ink recovering ink box (59) through the ink sucking pump (51) to be stored.
10. The method for controlling a circulating ink stack for three-dimensional printing based on electronic equipment according to any one of claims 1 to 9, comprising ink supply control, ink scraping and absorbing control, and control of ink sedimentation prevention means;
ink supply control: calculating the ink amount of ink required by printing each layer of graphics and the product of the number of trial spraying times required by each layer of graphics and the ink amount required by trial spraying by a set of slicing program, and recording the ink amount required by one-time trial spraying and ink scraping after K groups of printing as the ink amount required by unit ink scraping; before the first printing, the control system controls the one-way electromagnetic valve (16) to open and supply the ink peristaltic pump (17), one unit of ink quantity required by printing and one unit of ink quantity required by ink scraping are pumped from the primary ink box (19) to the secondary ink box (14), the control system feeds back the height to the ultrasonic liquid level ranging sensor (11) by calculating the liquid level height occupied by the ink quantity in the secondary ink box (14), the ultrasonic liquid level ranging sensor (11) continuously measures the liquid level height of the secondary ink box (14) and feeds back the liquid level height to the control system, when the ink quantity in the secondary ink box (14) reaches a specified height G, the control system controls the one-way electromagnetic valve (16) and the ink supply peristaltic pump (17) to stop, and the ink pumping is finished; when the last 1 group of the first layer of the graph is sprayed, the ink supply process of the ink amount required by unit printing and the ink amount required by unit ink scraping of the second layer of the graph is carried out, and the printing ink supply process of the subsequent graph is circulated by the ink supply control method; if the process of debugging and jetting exists in the printing process, the required ink amount is input in the automatic control panel (41), the control system controls the one-way electromagnetic valve (16) and the ink supply peristaltic pump (17) to work, and the appointed ink amount is pumped out from the first-stage ink box (19) and enters the second-stage ink box (14);
ink scraping and absorbing: the ink material required by the printing of the primary electronic equipment is one or more, 2 ink scraping sheets are in a group, the included angle between the 2 ink scraping sheets is alpha degrees, under the condition of ink scraping, the included angles between the 2 ink scraping sheets (57) and the horizontal plane are respectively alpha/2 degrees, namely the included angle between the 2 ink scraping sheets and the plane of the printing nozzle is alpha/2 degrees, the printing nozzle descends along the direction vertical to the tank shell (513), the top of the ink scraping sheets (57) and the hemispherical ink suction head (54) are attached to the plane of the printing nozzle, when the ink suction peristaltic pump (52) operates, a negative pressure environment is formed between the hemispherical ink suction head (54) and the printing nozzle, and the redundant residual ink on the printing nozzle can be sucked into the recovery ink box (59); the printing head moves along the direction vertical to the scraping rotary shaft (56) under the control of the printer, firstly, the ink absorption process is carried out, when the printing head moves to the situation of not being jointed with the hemispherical ink gun (54), the ink absorption peristaltic pump (51) stops moving, when the printing head completely passes through 2 scraping sheets (57), the control system controls the scraping driving motor (512) to rotate 180 degrees, the two scraping sheets (57) are cleaned in the scraping sheet cleaning groove (510), and the multiple scraping and ink absorption processes are carried out by circulating the processes;
the control of the ink precipitation preventing device includes:
control of the ink sedimentation prevention device in the non-printing process: the ultrasonic generator (63) is controlled to work for 1 time every A hours at regular time, and the work is kept for W minutes once;
control of the ink sedimentation prevention device in the printing process: in the printing process of each layer of graph, when the printing is carried out on the reciprocal X group of the graph printed on each layer of graph for ink jet, the control system sends a starting signal to the ultrasonic generator (63) of the ink precipitation prevention device, the amplitude transformer (61) changes the amplitude of the ultrasonic wave sent by the ultrasonic generator (63), the vibration velocity ratio of the ultrasonic wave is improved, the ink in the primary ink box (19) is uniformly mixed through ultrasonic waves, the process is continued until the graph printed on the current layer is finished, the control system sends a closing signal, and the ultrasonic generator stops sending the ultrasonic waves.
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