CN218831926U - Bonding injection formula food powder 3D printing device - Google Patents
Bonding injection formula food powder 3D printing device Download PDFInfo
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- CN218831926U CN218831926U CN202222792083.5U CN202222792083U CN218831926U CN 218831926 U CN218831926 U CN 218831926U CN 202222792083 U CN202222792083 U CN 202222792083U CN 218831926 U CN218831926 U CN 218831926U
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a 3D printing device for bonding and spraying food powder, which comprises a lifting printing platform and a transmission mechanism which is arranged above the lifting printing platform in a crossing way; the powder spreading mechanism and the bonding liquid spraying mechanism are connected to the transmission mechanism and can alternatively reciprocate above the lifting type printing platform under the control of the transmission mechanism. Powder spreading and bonding liquid spraying are carried out by controlling the powder spreading mechanism and the bonding liquid spraying mechanism to alternately reciprocate above the lifting type printing platform in sequence, the lifting type printing platform is controlled to descend for setting the thickness after each time of alternating movement, and the powder spreading and spraying operation is repeatedly and circularly carried out until the printing of the whole three-dimensional model is completed. The utility model discloses because food powder's easy bonding characteristic can directly use monocomponent bonding liquid to bond, need not to carry out other chemical reaction, and the shaping process is safe and healthy, uses extensively.
Description
Technical Field
The utility model relates to a 3D prints technical field, more specifically says so and relates to a safe food 3D printing device of high-speed printing, raw materials diversified, the high keep-alive of albumen.
Background
In recent years, with the development of science and technology and the increasing of the living standard of people, the customization demand of people on food begins to be gradually increased, related food 3D printing products aiming at the food gradually appear on the market, the food 3D printing technology is also paid important attention and support in the aspect of the country, and the national key research and development plan project is put forward for a plurality of times to be put into relevant research.
However, the 3D printing technology commonly used for food at present is still a fused deposition technology (FDM), and due to some defects of the FDM technology itself, such as slow printing speed (dot scanning form), rough printing surface (obvious striations), difficulty in manufacturing food consumables (meeting hot melting and extrusion requirements), too high food raw material requirements (only specific materials), nutrition loss and protein inactivation caused by high temperature when a nozzle extrudes, harmful substances generated by long-time use, and the like, the food 3D printing technology is difficult to implement.
To solve the above problems, how to provide a 3D printing device for bonding and spraying food powder, which is high-speed and normal-temperature printing, free of nutrition addition, high-activity-keeping of nutrients, accurate nutrition collocation, rich in food raw materials and capable of printing in batch, is a problem that needs to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bonding injection type food powder 3D printing device aims at solving in the past and leads to the wasting of resources problem because of the acceptance reason for high-quality albumen such as special animal albumen, insect albumen, solves special crowd and feeds the difficult problem for crowd such as old man baby, and grain pressure and food crisis can effectively be alleviated to the accurate replenishment problem of nutrition ration after promoting on a large scale.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A3D printing device for bonding and spraying type food powder comprises a lifting type printing platform and a conveying mechanism arranged above the lifting type printing platform in a crossing mode; the powder spreading mechanism and the bonding liquid spraying mechanism are connected to the conveying mechanism, and the powder spreading mechanism and the bonding liquid spraying mechanism can alternately reciprocate above the lifting type printing platform under the control of the conveying mechanism.
Through the technical scheme, the utility model discloses a print the principle with food bonding liquid and spray and make its single face solidification on the food powder plane of the over-and-under type print platform that has laid similar to the inkjet, a plane can be accomplished to line scanning's printing form single, compares traditional FDM technique and has improved printing efficiency greatly, and repeated individual layer solidification is printed and is made the continuous stack number of piles in two-dimensional food plane, finally forms the solid three-dimensional food model.
Preferably, in the above 3D bonding injection type food powder printing device, the lifting type printing platform comprises a lifting mechanism, and a forming platform mounted at the top end of the lifting mechanism. The lifting of the forming platform can be realized through the control of the lifting mechanism, and then the forming platform is matched with 3D printing.
Preferably, in the above 3D printing device for bonding jet type food powder, a printing chamber is further included; the lifting type printing platform and the transmission mechanism are located inside the printing chamber. The printing chamber forms a closed printing space, and the internal environment is more stable.
Preferably, in the above 3D bonding jet type food powder printing device, the powder spreading mechanism includes a powder spreading trolley, a storage box and a powder processing box; the powder spreading trolley is connected with the transmission mechanism, and a powder spreading opening and a rolling roller are arranged at the bottom end of the powder spreading trolley; the storage box is fixed on the side wall of the printing chamber and is positioned above the transmission mechanism, and a discharge hole at the bottom end of the storage box corresponds to the initial position of the powder spreading trolley; the powder processing box is fixed on the outer top wall of the printing chamber, and a discharge hole at the bottom end of the powder processing box is communicated with a feed inlet at the top end of the storage box. The powder processing box is used for crushing raw materials, the processed food powder is input into the storage box and finally discharged into the powder spreading trolley, and the powder is spread by the powder spreading trolley.
Preferably, in the above 3D bonding injection type food powder printing device, the storage box is located above and outside the lifting type printing platform. The powder spreading trolley can move to the outer side of the lifting type printing platform to receive powder, and then moves to the upper side of the lifting type printing platform to spread the powder.
Preferably, in the above-mentioned bonding injection formula food powder 3D printing device, work as when shop's powder dolly is located initial position, shop's powder dolly is located the top outside of over-and-under type print platform, just shop's powder mouth with it is close to in proper order to flatten the gyro wheel over-and-under type print platform arranges. When the powder spreading trolley runs from the initial position to the upper part of the lifting type printing platform, powder is spread through the powder spreading opening, and when the powder spreading trolley resets, the powder layer is rolled by the rolling roller.
Preferably, in the 3D bonding injection type food powder printing device, the bonding solution injection mechanism includes a bonding solution box connected to the conveying mechanism, and a spray head installed at the bottom of the bonding solution box; and a bonding liquid box controller and a spray head controller are installed on the outer top wall of the printing cavity, the bonding liquid box controller is connected with the bonding liquid box, and the spray head controller is connected with the spray head. The spray head controller is used for controlling the spray head to be opened, the bonding liquid box controller controls whether to spray bonding liquid or not through negative pressure, and the spraying of the bonding liquid is achieved through the control of the spray head controller and the bonding liquid box controller.
Preferably, in the 3D bonding spray type food powder printing device, a plurality of spray ports are arranged in an array on the spray head. The number of the jet ports is multiple, and a proper spray head can be selected according to the required shape.
The utility model provides a bonding injection formula food powder 3D printing device's printing method does: powder spreading and bonding liquid spraying are carried out by controlling the powder spreading mechanism and the bonding liquid spraying mechanism in sequence and alternately reciprocating above the lifting type printing platform, the lifting type printing platform is controlled to descend to set the thickness after each time of finishing the alternate movement, and the powder spreading and spraying operation is repeatedly and circularly carried out until the printing of the whole three-dimensional model is finished.
Through the technical scheme, the utility model discloses a form a device of appointed shape as bonding food protein powder and edible nutrient composition bonding liquid, because food powder's easy bonding characteristic, can directly use monocomponent bonding liquid to bond, need not to carry out other chemical reaction, forming process safety and health, but wide application is but not limited to hospital (different patient can different nutrient composition ratio), the family, places such as food and beverage and other commercial uses, the outward appearance customization demand of people to food has been satisfied, nutrition keep-alive demand, fast and batch production demand.
When powder is spread for the first time, the lifting type printing platform is located at the highest position. Lifting type print platform reduces along with spreading powder and bonding gradually, satisfies the thickness demand on every layer that 3D printed.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a bonding injection formula food powder 3D printing device has high speed (line scanning single becomes the face, compare that the FDM technique is more than 10 times fast), normal atmospheric temperature is printed (need not the heating and melts), the nutrition does not have the interpolation (do not have the additive auxiliary agent, nutrient composition is not different with conventional food), the high keep-alive of nutrient substance (do not relate to protein inactivation process flow), accurate nutrition collocation (adjustable powder nutrient composition), food raw materials is abundant (plant protein, animal protein and emerging high-quality insect protein), print advantages such as (many one shot forming) in batches. Compare existing food 3D printing device on the market, not only have ten times of breakthroughs in speed to promote, still solved food consumptive material preparation difficulty, food raw materials is single, high temperature leads to albumen inactivation when the shower nozzle is extruded, long-time use produces the carbonization injurant scheduling problem. The gap in the aspect of high-keep-alive food quick 3D printing is filled, and the method can be widely popularized and used.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a bonding jet type food powder 3D printing device provided by the present invention;
fig. 2 is a schematic diagram of the binder injection mechanism according to the present invention.
Wherein:
1-lifting type printing platform;
11-a lifting mechanism; 12-a forming table;
2-a transmission mechanism;
3, a powder spreading mechanism;
31-a powder spreading trolley; 311-spreading powder port; 312-rolling out the rollers; 32-a material storage box; 33-powder treatment box;
4-a binder injection mechanism;
41-binding liquid box; 42-a spray head; 43-bonding fluid cartridge controller; 431-liquid pump; 432-a secondary liquid cartridge; 433-a float control mechanism; 434-first stage filter; 44-a nozzle controller; 441-a negative pressure pump; 442-air tank; 443-a two-stage filter;
5-printing chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawing 1, the embodiment of the utility model discloses a 3D printing device for bonding and spraying food powder, which comprises a lifting printing platform 1 and a transmission mechanism 2 arranged above the lifting printing platform 1 in a crossing manner; the powder spreading mechanism 3 and the bonding liquid spraying mechanism 4 are connected to the transmission mechanism 2, and the powder spreading mechanism 3 and the bonding liquid spraying mechanism 4 can alternately reciprocate above the lifting type printing platform 1 under the control of the transmission mechanism 2.
The transmission device 2 that provides in this embodiment carries out linear displacement motion with can driving powder paving mechanism 3 and bonding liquid injection mechanism 4 and is the purpose, can adopt lead screw slider's cooperation structure, perhaps adopts the pneumatic drive structure among the current triaxial robot, and here is the conventional structure among the prior art, is CN209756089U as the notice number of authorizing, the linear displacement drive structure that provides in the utility model patent of the name 3D printing apparatus, all can realize, no longer give consideration to here.
In order to further optimize the above technical solution, the lifting printing platform 1 comprises a lifting mechanism 11, and a forming platform 12 installed on the top end of the lifting mechanism 11. In the present embodiment, the lifting mechanism 11 may be controlled by a hydraulic cylinder, or may be configured by a screw lifter or the like.
In order to further optimize the technical scheme, the device also comprises a printing chamber 5; the lifting type printing platform 1 and the transmission mechanism 2 are positioned inside the printing chamber 5.
In order to further optimize the technical scheme, the powder spreading mechanism 3 comprises a powder spreading trolley 31, a storage box 32 and a powder processing box 33; the powder spreading trolley 31 is connected with the transmission mechanism 2, and the bottom end of the powder spreading trolley 31 is provided with a powder spreading opening 311 and a rolling roller 312; the storage box 32 is fixed on the side wall of the printing chamber 5 and is positioned above the transmission mechanism 2, and a discharge hole at the bottom end of the storage box 32 corresponds to the initial position of the powder spreading trolley 31; the powder processing box 33 is fixed on the outer top wall of the printing chamber 5, and the bottom end discharge hole of the powder processing box is communicated with the top end feed inlet of the storage box 32.
In this embodiment, the powder processing box 33 is a conventional powder crusher structure, and is crushed by a reamer, such as a conventional small food crusher.
In order to further optimize the above technical solution, the storage box 32 is located outside above the lifting printing platform 1.
In order to further optimize the above technical solution, when the powder spreading trolley 31 is located at the initial position, the powder spreading trolley 31 is located at the upper outer side of the lifting printing platform 1, and the powder spreading opening 311 and the rolling roller 312 are sequentially arranged close to the lifting printing platform 1.
In order to further optimize the above technical solution, the bonding liquid injection mechanism 4 includes a bonding liquid box 41 connected to the conveying mechanism 2, and an injection head 42 installed at the bottom of the bonding liquid box 41; a bonding liquid box controller 43 and a nozzle controller 44 are installed on the outer top wall of the printing chamber 5, the bonding liquid box controller 43 is connected with the bonding liquid box 41, and the nozzle controller 44 is connected with the nozzle 42.
The bonding liquid injection mechanism 4 provided in this embodiment is an existing structure in which the bonding liquid cartridge 41 and the bonding liquid cartridge controller 43 constitute a bonding liquid control structure, and the head 42 and the head controller 44 constitute a head control structure;
the structure consisting of the bonding liquid control structure and the spray head control structure realizes the supply of the bonding liquid and the negative pressure control liquid discharge through a negative pressure control principle. As shown in fig. 2:
the bonding liquid cartridge controller 43 includes: a liquid pump 431 and a secondary liquid box 432 which are sequentially connected with the bonding liquid box 41 through liquid pipes, wherein the secondary liquid box 432 is also connected with a float control mechanism 433, the float control mechanism 433 is used for detecting whether the liquid in the secondary liquid box 432 is full, and once the liquid in the secondary liquid box 432 is full, the liquid pump 431 stops pumping the bonding liquid in the bonding liquid box 41; a primary filter 434 is also installed between the adhesive cartridge 41 and the liquid pump 431.
The head controller 44 includes a negative pressure pump 441, the negative pressure pump 441 is connected with an air bottle 442 through an air pipe, the air bottle 442 is connected with the secondary liquid box 432 through an air pipe, liquid is not fed into the air bottle 442, and the negative pressure in the secondary liquid box 432 is maintained by the control of the negative pressure pump 441 and the air bottle 442; the outlet of the secondary liquid box 432 is provided with an electromagnetic valve, and then the secondary filter 443 and the spray head 42 are connected in sequence, the electromagnetic valve is opened, and then the negative pressure pump 441 is controlled to work to cooperate with the hydraulic action, so that the spray head 42 has adhesive liquid dripping, and the spray head 42 has a plurality of dripping holes.
The negative pressure system adopts a mature ink-jet printing negative pressure ink supply system in the market, various types of products in the market are not described by appointed manufacturers for example, and the ink supply requirement can be met through the system.
Through the cooperation of above two structures, can realize the controllable injection of bonding liquid.
The printing method of the bonding injection type food powder 3D printing device provided by the embodiment comprises the following steps:
before starting printing, the edible protein and other customized nutrient substances are mixed and stirred by the powder processing box 33 and then ground to 70-100 meshes. Weighing 1kg of mixed powder, crushing the powder, injecting the powder into a storage box 32, adopting single-component bonding liquid by the device, weighing 100g of edible bonding liquid according to the requirements of corresponding viscosity, surface tension, defoaming and ink jet fluency on the components including but not limited to water, sugar, glycerol, surfactant and the like, testing the viscosity until the viscosity reaches 3-5mPa.s, and injecting the powder into a bonding liquid box 41.
Then, the printing program is started, the food printing model slice file is imported, the ratio of the bonding liquid to the food powder is set to be 2.
The lifting mechanism 11 lifts the forming platform 12 to the highest position, the powder laying trolley 31 lays the food powder on the forming platform 12, and the flattening roller 312 flattens the food powder in the return stroke, so that the first layer of powder is prepared.
The bonding liquid box controller 43 and the nozzle controller 44 start to work, the nozzle 42 is moved to the position where the coordinates need to be printed, the nozzle 42 is controlled to move to the corresponding coordinate point to spray the bonding liquid according to the model file information, and therefore a cycle is completed.
And controlling the lifting mechanism 11 to enable the forming platform 12 to descend by one layer thickness, and repeatedly circulating the powder spreading and liquid spraying processes until the printing of the integral three-dimensional model is completed.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A3D printing device for bonding and spraying type food powder is characterized by comprising a lifting type printing platform (1) and a conveying mechanism (2) arranged above the lifting type printing platform (1) in a crossing mode; the powder spreading mechanism (3) and the bonding liquid spraying mechanism (4) are connected to the transmission mechanism (2), the powder spreading mechanism (3) and the bonding liquid spraying mechanism (4) can be controlled by the transmission mechanism (2) to move alternately and reciprocally above the lifting type printing platform (1).
2. 3D printing device of cohesive injection type food powder according to claim 1, characterized in that the lifting printing platform (1) comprises a lifting mechanism (11) and a forming platform (12) mounted on top of the lifting mechanism (11).
3. 3D printing device of a cohesive jetting food powder according to claim 1 or 2, characterized by further comprising a printing chamber (5); the lifting type printing platform (1) and the transmission mechanism (2) are positioned in the printing chamber (5).
4. The 3D bonding jet food powder printing device according to claim 3, wherein the powdering mechanism (3) comprises a powdering cart (31), a storage bin (32) and a powder handling bin (33); the powder spreading trolley (31) is connected with the transmission mechanism (2), and the bottom end of the powder spreading trolley (31) is provided with a powder spreading opening (311) and a rolling roller (312); the storage box (32) is fixed on the side wall of the printing chamber (5) and is positioned above the transmission mechanism (2), and a discharge hole at the bottom end of the storage box (32) corresponds to the initial position of the powder spreading trolley (31); the powder processing box (33) is fixed on the outer top wall of the printing chamber (5), and a discharge hole at the bottom end of the powder processing box is communicated with a feed hole at the top end of the storage box (32).
5. The 3D bonding jet food powder printing device according to claim 4, wherein the storage bin (32) is located above and outside the elevating printing platform (1).
6. The 3D bonding jet food powder printing device according to claim 5, wherein when the powder spreading trolley (31) is in the initial position, the powder spreading trolley (31) is located at the upper outer side of the lifting printing platform (1), and the powder spreading opening (311) and the rolling roller (312) are sequentially arranged close to the lifting printing platform (1).
7. The 3D bonding injection type food powder printing device according to claim 4, wherein the bonding liquid injection mechanism (4) comprises a bonding liquid box (41) connected to the conveying mechanism (2), and a spray head (42) mounted at the bottom of the bonding liquid box (41); and a bonding liquid box controller (43) and a spray head controller (44) are installed on the outer top wall of the printing cavity (5), the bonding liquid box controller (43) is connected with the bonding liquid box (41), and the spray head controller (44) is connected with the spray head (42).
8. The 3D bonding spray type food powder printing device according to claim 7, wherein a plurality of spray openings are arranged on the spray head (42) in an array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222792083.5U CN218831926U (en) | 2022-10-21 | 2022-10-21 | Bonding injection formula food powder 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222792083.5U CN218831926U (en) | 2022-10-21 | 2022-10-21 | Bonding injection formula food powder 3D printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218831926U true CN218831926U (en) | 2023-04-11 |
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ID=87303060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222792083.5U Active CN218831926U (en) | 2022-10-21 | 2022-10-21 | Bonding injection formula food powder 3D printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218831926U (en) |
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2022
- 2022-10-21 CN CN202222792083.5U patent/CN218831926U/en active Active
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