CN117067586A - Multi-nozzle printing feeding system - Google Patents
Multi-nozzle printing feeding system Download PDFInfo
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- CN117067586A CN117067586A CN202311250298.7A CN202311250298A CN117067586A CN 117067586 A CN117067586 A CN 117067586A CN 202311250298 A CN202311250298 A CN 202311250298A CN 117067586 A CN117067586 A CN 117067586A
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- 238000007639 printing Methods 0.000 title claims abstract description 94
- 238000003860 storage Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 35
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims description 29
- 238000009826 distribution Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000016 photochemical curing Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Coating Apparatus (AREA)
Abstract
The application provides a multi-nozzle printing feeding system which comprises a pressure stabilizing valve (1) and a flow dividing unit, wherein one end of the pressure stabilizing valve is externally connected with a feeding cylinder, and the other end of the pressure stabilizing valve is connected with the flow dividing unit through a pipeline; the single reposition of redundant personnel unit includes reposition of redundant personnel piece (2) and a plurality of feeding mechanism that connects in parallel each other, the inside cavity of reposition of redundant personnel piece is formed with storage chamber (3), the reposition of redundant personnel piece is linked together with the steady voltage valve through the pipeline, the reposition of redundant personnel piece is equipped with a plurality of ejection of compact interface (4), the one end of feeding mechanism is linked together with the storage chamber through ejection of compact interface, and the other end is connected with printing the shower nozzle. According to the application, the feeding pressure of the feeding cylinder is reduced through the pressure stabilizing valve, the buffer space is formed for the shunted printing material through the storage cavity in the shunt block, the feeding pressure is reduced, the balanced feeding of a plurality of feeding mechanisms is realized, the accurate feeding of multi-nozzle printing is realized, and the printing precision is ensured.
Description
Technical Field
The application relates to the technical field of printers, in particular to a multi-nozzle printing feeding system.
Background
Along with the continuous development of scientific technology, the piezoelectric jet printing technology is gradually applied to various industries, in particular to semiconductor packaging, display panel manufacturing and the like. The use of piezoelectric technology does not leave the assistance of material supply systems, especially in industrial automation line volume production applications, and manual loading as frequently as in research and development sites is not possible. Meanwhile, because the piezoelectric jet printing precision is high, in order to ensure that the printing precision is very small in each time of extruding materials from the printing head, the linear printing precision can be ensured to reach ideal precision, but the printing efficiency is low, and the productivity requirement of factory automatic mass production cannot be met.
In order to improve the printing efficiency, the number of printing nozzles in the printing device is generally increased, but because the problem that the feeding system cannot simultaneously provide accurate feeding for each printing head during printing by multiple nozzles, the number of printing nozzles can be generally increased to 2-3 in order to ensure the printing precision, but the automatic mass production still cannot be satisfied.
The main reason that the prior art can not realize more printing nozzle feeding is that: the existing printing feeding system is usually connected with the feeding system by a large-volume feeding cylinder, so that smooth feeding is ensured by large pressure when feeding is performed from the large-volume feeding cylinder to a printing device, more feeding pipelines are required to be split by more printing spray heads, the pressure consistency of each feeding pipeline cannot be ensured, the feeding uniformity is poor, and the problems that the individual feeding pipelines cannot discharge and the like are caused, so that the printing quality of products cannot be ensured; when the viscosity of the printing material is high, a greater pressure is required for feeding, and when the pressure of each feeding pipeline is uneven, the problem of rupture caused by excessive pressure of each feeding pipeline occurs when the pressure of each feeding pipeline is serious.
The application discloses a photocuring 3D printing material supply liquid path system, the publication number of which is CN 104626403A, and discloses a photocuring 3D printing material supply liquid path system. However, the application is only suitable for the application scene of a single printing nozzle, and can not realize the simultaneous balanced feeding of a plurality of printing nozzles.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present application is to provide a multi-nozzle printing feeding system, which is used for solving the technical problem that the existing printing feeding system cannot realize stable feeding of the multi-nozzle printing feeding.
In order to achieve the above and other related objects, the application provides a multi-nozzle printing feeding system, which comprises a pressure stabilizing valve and a plurality of shunt units connected in parallel, wherein one end of the pressure stabilizing valve is externally connected with a feeding cylinder, and the other end of the pressure stabilizing valve is connected with the shunt units through pipelines; the single reposition of redundant personnel unit includes reposition of redundant personnel piece and a plurality of feeding mechanism that connects in parallel each other, the inside cavity of reposition of redundant personnel piece is formed with the storage chamber, the reposition of redundant personnel piece is linked together with the steady voltage valve through the pipeline, the reposition of redundant personnel piece is equipped with a plurality of ejection of compact interface, the one end of feeding mechanism is linked together with the storage chamber through ejection of compact interface, and the other end is connected with printing the shower nozzle.
According to the technical scheme, the feeding pressure of the large-volume feeding cylinder is reduced through the pressure stabilizing valve, the diversion of different diversion units is realized through the diversion block, on one hand, the buffer space can be formed for the diverted printing materials through the design of the storage cavity in the diversion block, the feeding pressure is reduced, and the breakage of the excessive pressure of the guide pipe caused by excessive one-time feeding is avoided; on the other hand can realize the balanced feed of a plurality of feeding mechanisms, ensure the feed stability of each feeding mechanism, realize the accurate feed that many shower nozzles printed, guarantee the printing precision. The number of the feeding mechanisms is not limited, and the feeding mechanisms can be set according to the needs.
Preferably, the discharge ports are uniformly distributed along a feed direction perpendicular to the diverter blocks. The evenly distributed discharge ports can enable the materials to obtain similar feeding quantity in the radial direction in the split flow block, so that feeding uniformity is achieved. The evenly distributed discharge ports along the direction perpendicular to the feed direction can avoid excessive concentration of the material flow in a certain area of the diverter block, thereby reducing the risk of feed non-uniformity. The shapes of the flow dividing block and the storage cavity can be designed according to the needs, and only the effects are needed to be achieved.
Preferably, the single feeding mechanism comprises a feeding guide pipe, a storage needle cylinder and a discharging guide pipe which are communicated with each other, and the feeding end of the feeding guide pipe is connected with the discharging interface; the storage needle cylinder is provided with a flow control mechanism, so that the feeding flow of each feeding mechanism can be independently controlled, the accurate feeding of multi-nozzle printing is realized, and the printing precision is ensured.
Preferably, the flow control mechanism is an air pressure controller, and accurate control of the feeding flow is realized by controlling air pressure.
Preferably, the discharging end of the feeding guide pipe is connected with the bottom of the storage needle cylinder, and a one-way valve for preventing the printing material from flowing back to the flow dividing block is arranged between the storage needle cylinder and the flow dividing block; the feeding end of the discharging guide pipe is connected with the bottom of the storage needle cylinder, and the discharging end of the discharging guide pipe is connected with the printing nozzle; the flow control mechanism is arranged at the top of the storage needle cylinder. The mode of feeding through adopting the bottom is the material storage cylinder feed, and is steady relatively, avoids directly producing the impact force from the top feeding and leads to the unstable internal air pressure of material storage cylinder, and this feeding mode has improved the feed stability greatly.
Preferably, a switching block is arranged at the bottom of the storage needle cylinder, the upper end of the switching block is connected with the storage needle cylinder through a luer connector, the side face of the switching block is connected with the split block through a feeding conduit, and the bottom face of the switching block is connected with the feeding end of a discharging conduit; the one-way valve is arranged at one end of the switching block connected with the flow dividing block. The adapter is convenient for realize the stable connection between each part, ensures the feed stability of each feeding mechanism, is convenient for maintain simultaneously and changes, reduces the maintenance cost of equipment.
Preferably, the feeding mechanism further comprises a flow control block, the flow control block is provided with a plurality of flow control joints, and the top of the storage needle cylinder is connected with the flow control mechanism through the flow control joints. The flow control block is convenient for realizing the integrated design of a plurality of flow control mechanisms corresponding to a plurality of feeding mechanisms, and the device structure is more compact.
Preferably, the number of the shunt units is at least 2, each shunt unit is independently provided with a shunt pipeline, and each shunt pipeline is connected with the pressure stabilizing valve through a shunt joint. The number of the connectors of the shunt connector can be designed according to specific requirements, so that stable connection of a plurality of shunt pipelines and the pressure stabilizing valve can be realized.
Preferably, the number of the shunt units is at least 4 and even, and the shunt units are symmetrically distributed; the number of the shunting connectors is at least 2, one end of each shunting connector is connected with the pressure stabilizing valve through a shunting ball valve, and the other ports are connected with the shunting units through shunting pipelines. When a larger number of printing spray heads need to be fed, the quick installation of a plurality of flow dividing units can be realized by adopting the flow dividing ball valve, and the feeding pressure of each part of the equipment can be balanced through mirror symmetry design, so that the feeding stability is further ensured.
Preferably, the multi-nozzle printing feeding system further comprises a frame, wherein a mounting plate is arranged on the frame, and the pressure stabilizing valve and the flow dividing unit are fixed on the mounting plate.
As described above, the multi-nozzle printing feeding system has the following beneficial effects: the pressure stabilizing valve is used for reducing the feeding pressure of the large-volume feeding cylinder, the diversion of different diversion units is realized through the diversion block, and on one hand, the design of the storage cavity in the diversion block can form a buffer space for the diverted printing material, so that the feeding pressure is reduced, and the problem that the pressure of a guide pipe is too high to crack due to excessive one-time feeding is avoided; on the other hand can realize the balanced feed of a plurality of feeding mechanisms, ensure the feed stability of each feeding mechanism, realize the accurate feed that many shower nozzles printed, guarantee the printing precision.
Drawings
Fig. 1 is a schematic diagram showing the structure of the multi-head printing feed system of embodiment 1.
Fig. 2 shows a partial cross-sectional view of the diverter block.
Description of the reference numerals
1. Pressure stabilizing valve
2. Flow dividing block
3. Storage cavity
4. Discharging interface
5. Feeding conduit
6. Storage needle cylinder
7. Discharging conduit
8. One-way valve
9. Adapter block
10. Luer fitting
11. Flow control block
12. Flow control joint
13. Shunt pipeline
14. Shunt joint
15. Split ball valve
16. Rack
17. Adapter trachea
18. Feed connector
19. First feed pipeline
20. Second feed pipeline
21. Feed joint of split block
Detailed Description
In order to make the objects, features and advantages of the present application more comprehensible, the technical solutions in the embodiments of the present application are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.
Unless specifically stated or limited otherwise, the terms "connected," "affixed," "disposed" and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be connected mechanically, directly or indirectly through an intermediate medium, or internally. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
The number of the feeding mechanisms of the multi-nozzle printing feeding system in the embodiment of the application can be set according to the requirement, at least but not limited to 6 feeding mechanisms can be set, and the multi-nozzle printing feeding system can provide stable feeding for at least 12 printing nozzles.
Example 1
As shown in fig. 1, the embodiment of the application provides a multi-nozzle printing feeding system, which comprises a frame 16, wherein a mounting plate is arranged on the frame, and a pressure stabilizing valve 1 fixed on the mounting plate and four shunt units (only two are shown in the figure, and the rest two are identical to the structure) which are symmetrically distributed along the frame and are mutually connected in parallel.
The shunt units are respectively and independently provided with two shunt pipelines 13 which are connected with the pressure stabilizing valve through a shunt joint 14 with three interfaces; one end of the two split joints is connected with the pressure stabilizing valve 1 through a first feed pipeline 19 and a second feed pipeline 20 respectively by a split ball valve 15 with three joints, and the other ports are connected with a split unit through split pipelines. One end of the pressure stabilizing valve is externally connected with a feed cylinder through a feed connector 18, and the other end of the pressure stabilizing valve is connected with the flow dividing unit through a pipeline; the single flow dividing unit comprises a flow dividing block 2 and 6 feeding mechanisms which are mutually connected in parallel.
As shown in fig. 2, the flow dividing block is of a cuboid structure, the top end of the flow dividing block is communicated with the pressure stabilizing valve through a pipeline, and the feeding direction of the flow dividing block is in a vertical direction; the inside cavity of reposition of redundant personnel piece is formed with the storage chamber 3 of cuboid structure, the upper end of reposition of redundant personnel piece is connected with the one end of reposition of redundant personnel pipeline through reposition of redundant personnel piece feed connector 21, and the lower extreme is equipped with 6 and is located ejection of compact interfaces 4 on same horizontal plane, ejection of compact interfaces evenly distributed along the feed direction of perpendicular to reposition of redundant personnel piece. One end of the feeding mechanism is communicated with the storage cavity through a discharge interface, and the other end of the feeding mechanism is connected with the printing spray head. The design can ensure that the printing material flowing into the material storage cavity of the flow dividing block flows from the upper part to the lower part under the action of the same gravity, and the liquid pressure born by each discharging interface is similar, so that the uniform discharging time and the discharging quantity are realized, and the balanced feeding of each feeding mechanism is ensured.
The single feeding mechanism comprises a feeding guide pipe 5, a storage needle cylinder 6, a discharging guide pipe 7 and a flow control block 11 which are communicated with each other, and the feeding end of the feeding guide pipe is connected with a discharging interface; the top of the storage needle cylinder is provided with a flow control mechanism, the top of the storage needle cylinder is connected with a flow control joint through an adapter air pipe 17, and the flow control joint is connected with the flow control mechanism. The discharge end of the feeding guide pipe is connected with the bottom of the storage needle cylinder, and a one-way valve 8 for preventing printing materials from flowing back to the flow dividing block is arranged between the storage needle cylinder and the flow dividing block; the feeding end of the discharging guide pipe is connected with the bottom of the storage needle cylinder, and the discharging end of the discharging guide pipe is connected with the printing nozzle; the flow control mechanism is arranged at the top of the storage needle cylinder. The flow control mechanism is an air pressure controller. The bottom of the storage needle cylinder is provided with a switching block 9, the switching block adopts a three-way switching block, one end of the three-way switching block is connected with the storage needle cylinder through a luer connector 10, the other end of the three-way switching block is connected with a split block through a feeding conduit, and the remaining end of the three-way switching block is connected with the feeding end of a discharging conduit; the one-way valve is arranged at one end of the three-way switching block connected with the split flow block.
The embodiment provides a multi-nozzle printing feeding method based on the system, which comprises the following steps:
the pressure stabilizing valve 1 is externally connected with a large-volume feeding cylinder through a feeding joint 18, printing materials are pressurized by a feeding pump and are fed to the pressure stabilizing valve through the feeding cylinder, the pressure of the pressure stabilizing valve 1 is regulated to reduce the feeding pressure, the printing materials are conveyed to a position of a split ball valve 15 with three joints along a pipeline and are divided into two paths, one path of the printing materials is conveyed to two split units along a first feeding pipeline 19 through a split joint 14 with three joints along two split pipelines 13, and the other path of the printing materials is conveyed to the other two split units along a second feeding pipeline 20;
the feeding of diverted printing material in a single diverting unit comprises the steps of:
the shunted printing material enters the storage cavity 3 of the shunt block 2 along the shunt pipeline 13 through the shunt block feeding connector, the feeding pressure is further reduced, and meanwhile, the printing material uniformly flows into the feeding guide pipe 5 from the 6 discharging connectors and enters the 6 feeding mechanisms in a unidirectional way;
the feeding of the diverted printing material in a single feeding mechanism comprises the following steps:
the shunted printing material enters the storage needle cylinder 6 along the feeding guide pipe 5 through the three-way switching block 9, the air pressure of the storage needle cylinder 6 is controlled through the air pressure controller, the feeding speed of the discharging guide pipe is controlled, and stable feeding is provided for the printing spray head. In actual production, accurate feeding of each feeding mechanism can be achieved by connecting the flow control joint with the control system of the printing device. The multi-nozzle printing feeding system of the embodiment can realize stable feeding of 24 printing nozzles.
Example 2
Embodiment 2 differs from embodiment 1 in that the shapes of the diverter block and the storage chamber are different, the positions of the discharge connectors are different, and the rest of the structures are identical.
The reposition of redundant personnel piece of this embodiment is spherical structure, and the storage chamber is spherical structure, and the feed direction of reposition of redundant personnel piece is radial, and the ejection of compact interface is along perpendicular to the feed direction evenly distributed of reposition of redundant personnel piece, and ejection of compact interface evenly distributed is on the spheroid surface of reposition of redundant personnel piece, and the center department of storage chamber is linked together through pipeline and steady voltage valve. The design can ensure that the printing material flowing into the material storage cavity of the flow dividing block is uniformly discharged along the radial direction, thereby being beneficial to realizing consistent discharging time and discharging quantity and ensuring balanced feeding of all feeding mechanisms.
The multi-nozzle printing feeding system reduces the feeding pressure of the large-volume feeding cylinder through the pressure stabilizing valve, realizes the diversion of different diversion units through the diversion block with the spherical structure, and the diverted printing material enters the storage cavity of the diversion block along the diversion pipeline through the diversion block feeding connector, so that the feeding pressure is further reduced, and meanwhile, the printing material uniformly flows into the feeding guide pipe from the 6 discharging interfaces to enter the 6 feeding mechanisms in a unidirectional manner; the design of the storage cavity in the flow dividing block can form a buffer space for the divided printing materials, so that the feeding pressure is reduced, and the breakage of the excessive pressure of the guide pipe caused by excessive one-time feeding is avoided; on the other hand, when the viscosity of printing material is great, when needing bigger pressure to go the material feed, the pressure of each feed pipeline still can guarantee evenly distributed in this embodiment, and the balanced material feeding of a plurality of feeding mechanisms can be realized to the discharge connection along the feed direction evenly distributed that is perpendicular to reposition of redundant personnel piece, ensures the feed stability of each feeding mechanism, realizes 24 accurate supplies of printing the shower nozzle, guarantees the printing precision, guarantees the print quality of product.
Example 3
Embodiment 3 differs from embodiment 1 in that the number of split units is different, specifically two, without installing split ball valves, and the rest of the structure is identical.
According to the multi-nozzle printing feeding system, the feeding pressure of the large-volume feeding cylinder is reduced through the pressure stabilizing valve, the distribution of different distribution units is realized through the distribution block, on one hand, the buffer space can be formed for the distributed printing materials through the design of the storage cavity inside the distribution block, the feeding pressure is reduced, and the breakage of a guide pipe caused by overlarge pressure due to overlarge disposable feeding is avoided; on the other hand can realize the balanced feed of a plurality of feeding mechanisms, ensure the feed stability of each feeding mechanism, realize 12 accurate feeds of printing shower nozzle, guarantee the printing precision.
The above embodiments are merely illustrative of the principles of the present application and its effectiveness, and are not intended to limit the application. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the application. Accordingly, it is intended that all equivalent modifications and variations of the application be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. The multi-nozzle printing feeding system is characterized by comprising a pressure stabilizing valve (1) and a plurality of shunt units which are connected in parallel, wherein one end of the pressure stabilizing valve is externally connected with a feeding cylinder, and the other end of the pressure stabilizing valve is connected with the shunt units through pipelines; the single reposition of redundant personnel unit includes reposition of redundant personnel piece (2) and a plurality of feeding mechanism that connects in parallel each other, the inside cavity of reposition of redundant personnel piece is formed with storage chamber (3), the reposition of redundant personnel piece is linked together with the steady voltage valve through the pipeline, the reposition of redundant personnel piece is equipped with a plurality of ejection of compact interface (4), the one end of feeding mechanism is linked together with the storage chamber through ejection of compact interface, and the other end is connected with printing the shower nozzle.
2. The multi-jet printing feed system of claim 1, wherein: the discharge interfaces are uniformly distributed along the feeding direction perpendicular to the distribution block.
3. The multi-jet printing feed system of claim 1, wherein: the single feeding mechanism comprises a feeding guide pipe (5), a storage needle cylinder (6) and a discharging guide pipe (7) which are communicated with each other, and the feeding end of the feeding guide pipe is connected with a discharging interface; the storage needle cylinder is provided with a flow control mechanism.
4. A multi-jet printing feed system as set forth in claim 3 wherein: the flow control mechanism is an air pressure controller.
5. A multi-jet printing feed system as set forth in claim 3 wherein: the discharge end of the feeding guide pipe is connected with the bottom of the storage needle cylinder, and a one-way valve (8) for preventing printing materials from flowing back to the flow dividing block is arranged between the storage needle cylinder and the flow dividing block; the feeding end of the discharging guide pipe is connected with the bottom of the storage needle cylinder, and the discharging end of the discharging guide pipe is connected with the printing nozzle; the flow control mechanism is arranged at the top of the storage needle cylinder.
6. The multi-jet printing feed system of claim 5, wherein: the bottom of the storage needle cylinder is provided with a switching block (9), the upper end of the switching block is connected with the storage needle cylinder through a luer connector (10), the side surface of the switching block is connected with the flow dividing block through a feeding conduit, and the bottom surface of the switching block is connected with the feeding end of a discharging conduit; the one-way valve is arranged at one end of the switching block connected with the flow dividing block.
7. A multi-jet printing feed system as set forth in claim 3 wherein: the feeding mechanism further comprises a flow control block (11), the flow control block is provided with a plurality of flow control joints (12), the top of the storage needle cylinder is connected with the flow control joints through an adapter air pipe (17), and the flow control joints are connected with the flow control mechanism.
8. The multi-jet printing feed system of claim 1, wherein: the number of the shunt units is at least 2, each shunt unit is independently provided with a shunt pipeline (13), and each shunt pipeline is connected with the pressure stabilizing valve through a shunt joint (14).
9. The multi-jet printing feed system of claim 8, wherein: the number of the shunting units is at least 4 and even, and the shunting units are symmetrically distributed; the number of the split connectors is at least 2, one end of each split connector is connected with the pressure stabilizing valve through a split ball valve (15), and the other ports are connected with the split units through split pipelines.
10. A multi-jet printing feed system as claimed in any one of claims 1 to 9 wherein: the multi-nozzle printing feeding system further comprises a frame (16), wherein a mounting plate is arranged on the frame, and the pressure stabilizing valve and the flow dividing unit are fixed on the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311250298.7A CN117067586A (en) | 2023-09-26 | 2023-09-26 | Multi-nozzle printing feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311250298.7A CN117067586A (en) | 2023-09-26 | 2023-09-26 | Multi-nozzle printing feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117067586A true CN117067586A (en) | 2023-11-17 |
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ID=88708181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311250298.7A Pending CN117067586A (en) | 2023-09-26 | 2023-09-26 | Multi-nozzle printing feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117067586A (en) |
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2023
- 2023-09-26 CN CN202311250298.7A patent/CN117067586A/en active Pending
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