CN214645931U - A shower nozzle device that is used for many materials 3D to print layer upon layer nestification - Google Patents
A shower nozzle device that is used for many materials 3D to print layer upon layer nestification Download PDFInfo
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- CN214645931U CN214645931U CN202120949391.7U CN202120949391U CN214645931U CN 214645931 U CN214645931 U CN 214645931U CN 202120949391 U CN202120949391 U CN 202120949391U CN 214645931 U CN214645931 U CN 214645931U
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Abstract
The utility model discloses a spray head device for nesting layers in a multi-material 3D printing process, which relates to the technical field of 3D printing, and comprises a feeding system and a conveying channel, wherein the feeding system is connected with the input end of the conveying channel; the feeding system comprises a feeding pipe, an upper cover and a sealing ring, wherein one end of the feeding pipe is fixed at the input end of the upper cover, and the other end of the feeding pipe is fixed at an external material input device; the upper cover and the conveying channel are buckled with each other; the sealing ring is positioned between the upper cover and the conveying channel; at least two conveying channels are arranged; the spray head device further comprises a nested nozzle, wherein the nested nozzle is formed by nesting at least 2 pipelines with different sizes, is designed in an integrated structure with the conveying channel and is used for layer-by-layer nested printing. The utility model discloses a many entry structures have realized many material inputs, and the transportation does not influence each other, and can be simultaneously with the effect of layer printing.
Description
Technical Field
The utility model relates to a 3D prints technical field, and more specifically says so and relates to a shower nozzle device that is used for many materials 3D to print layer upon layer nestification.
Background
The 3D printing technology, also known as additive manufacturing, is a novel manufacturing technology that uses a digital model as a basis, applies an adhesive material such as powdered metal or plastic, and adds the material layer by using a 3D printing apparatus to manufacture a three-dimensional object, and has the advantages of complex printing shape, high forming speed, low manufacturing cost, no need of a mask, short period, and the like.
The 3D printing technology is an ideal method for realizing manual design of manufacturing of a complicated 3D structure, and the mature and commercialized 3D printing technology mainly includes technological principles such as light curing molding (SLA), layered solid molding (LOM), Fuse Deposition (FDM), Selective Laser Sintering (SLS), and the like. In view of the blending problem of manufacturing precision-efficiency, the 3D printing technology has application potential in the manufacturing of complex three-dimensional structures, micro-nano scale structures and devices. At present, 3D printing technology characterized by photocuring jet printing is commercialized, and different material layer-by-layer stacked structures can be easily printed; FDM technology is a technique in which a high viscosity fluid is forced out of a nozzle by pressure, and hybrid material printing has been achieved. There are three main types of multi-material printing that can be realized by existing 3D printers. A composite material printing technology formed by mixing multiple materials is influenced by the aspects of materials, stirring and the like in the transportation process, and layer-by-layer nested printing among the materials cannot be realized, (Chengkai, blue red wave, Zhoushetin and the like; research on multi-material multi-scale 3D printing active mixing nozzles [ J ] China science, 2017,047(002): P.149-162.); a multi-material multi-nozzle printing technology, which is complex in structure and limited in the number of materials used, (chenge light, in the yellow world, the seine and the like; a 3D printer and a printing method thereof applicable to simultaneous printing of a single material or multiple materials, 2019.); and thirdly, a multi-material single-nozzle printing technology which can only realize multi-material alternating printing and cannot solve the problems of material residue in the nozzle, mutual influence among materials and the like (Zhanghong is strong. a multi-material 3D printing system and method 2020.). These printing techniques are limited by the technology itself, and small size and simultaneous printing of multiple materials contradict each other. Therefore, if a fine micro-nano multi-material structure is required to be obtained, the size of the printing nozzle is required to be as small as possible, and the transportation of the materials in the nozzle is not influenced mutually.
Therefore, it is an urgent need to solve the problem of the art to design a nozzle structure that can realize multi-material input, does not affect each other in the transportation process, and can simultaneously print on the same layer.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a be used for many materials 3D to print shower nozzle device nested layer upon layer, the device can realize many material inputs, and the transportation does not influence each other, and can be simultaneously with the effect of layer printing.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the spray head device for nesting the layers of the multi-material 3D printing layer is characterized by comprising a feeding system and at least two conveying channels; the feeding system is connected with the input end of the conveying channel; the output ends of at least two of the conveying channels are nested.
Compared with the prior art, the technical scheme has the advantages that at least two conveying channels are arranged, so that multiple materials can be conveyed simultaneously, and the output ends of the at least two conveying channels can be nested and arranged layer by layer to form the printing results of the multiple materials on the same layer.
Preferably, the feeding system comprises a feeding pipe, an upper cover and a sealing ring, wherein one end of the feeding pipe is fixed at the input end of the upper cover, and the other end of the feeding pipe is fixed at an external material input device; the upper cover and the conveying channel are buckled with each other; the sealing ring is positioned between the upper cover and the conveying channel.
The technical scheme discloses a specific structure and a connection relation of the feeding system, the upper cover and the transportation channel are mutually buckled, and the sealing ring is positioned between the upper cover and the transportation channel, so that the sealing performance in the transportation process is ensured.
Preferably, the spray head device further comprises a nested nozzle, and the nested nozzle is composed of at least two different sizes of pipeline nests and is used for layer-by-layer nested printing.
The technical scheme discloses that the nested nozzle is formed by nesting pipelines with different sizes, and is in an integrated structure design with a conveying channel, so that multiple materials are extruded out at the same height at the same time, and a printing result of nesting multiple materials on the same layer by layer is formed.
Preferably, the flow rate of material in the inside-out conduit of the nested nozzles decreases.
The technical scheme discloses that the flow rates of various materials in different pipelines are different, and finally a structure with multiple materials wrapped layer by layer can be extruded.
Preferably, the nested nozzles are circular or polygonal in shape.
The above technical solution discloses the shape of the nested nozzle, which can adopt other geometric shapes such as circle, triangle, quadrangle and the like.
Preferably, the materials transported in the at least two transport channels are different.
The technical scheme discloses that different types of materials can be transported simultaneously through the transport channel without mutual influence, and finally, a multi-material layer-by-layer printing result can be formed.
According to the technical scheme, compare with prior art, the utility model provides a be used for many materials 3D to print shower nozzle device nested layer upon layer, the device's transport passageway sets up two at least, and the material transportation does not influence each other, and overall structure is simple, can change nozzle structure according to the purpose requirement of difference, is applicable to some occasions that have specific shape and material requirement. Therefore, the spray head device realizes multi-material input, the transportation process is not influenced mutually, and the effect of printing on the same layer can be achieved simultaneously.
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 the utility model discloses a shower nozzle device for how material 3D prints layer upon layer nested.
Fig. 2(a) - (b) are internal structural views of a conveying channel and a nested nozzle in the head device of embodiment 1 of the present invention.
Fig. 3 is a schematic view of a printed product of the nozzle device according to embodiment 1 of the present invention.
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.
The embodiment of the utility model discloses be used for many materials 3D to print shower nozzle device nested layer upon layer, this shower nozzle device has realized many materials input, and the transportation does not influence each other, and can be simultaneously with the effect of layer printing.
Example 1
A nozzle device for nesting multiple material 3D printing layers comprises a feeding system and four conveying channels 4, wherein the conveying channels 4 are arranged in four rows; the feeding system is connected with the input end of the conveying channel 4; the output ends of the four conveying channels 4 are nested.
Further, the feeding system comprises a feeding pipe 1, an upper cover 2 and a sealing ring 3, wherein one end of the feeding pipe 1 is fixed at the input end of the upper cover 2, and the other end of the feeding pipe is fixed at an external material input device; the upper cover 2 and the conveying channel 4 are buckled with each other; the sealing ring 3 is located between the upper cover 2 and the conveying channel 4.
Furthermore, the spray head device also comprises a nested spray nozzle which is formed by nesting four pipelines with different sizes and is used for layer-by-layer nested printing.
Further, the flow rate of each material in the inside-out conduit decreases.
Further, the nested nozzles are circular in shape, as shown in fig. 1.
Furthermore, the material transported in each transportation channel is different and can be any four of PVP, PEO, titanium dioxide, sodium alginate, PLA, liquid metal and clay.
Example 2
A nozzle device for nesting multiple material 3D printing layers comprises a feeding system and conveying channels 4, wherein five conveying channels 4 are arranged; the feeding system is connected with the input end of the conveying channel 4; the output ends of the five conveying channels 4 are nested.
Further, the feeding system comprises a feeding pipe 1, an upper cover 2 and a sealing ring 3, wherein one end of the feeding pipe 1 is fixed at the input end of the upper cover 2, and the other end of the feeding pipe is fixed at an external material input device; the upper cover 2 and the conveying channel 4 are buckled with each other; the sealing ring 3 is located between the upper cover 2 and the conveying channel 4.
Furthermore, the spray head device also comprises a nested spray nozzle which is formed by nesting five pipelines with different sizes and is used for layer-by-layer nested printing.
Further, the flow rate of each material in the inside-out conduit decreases.
Further, the nested nozzles are triangular in shape.
Furthermore, the material transported in each transportation channel is different and can be any five of PVP, PEO, titanium dioxide, sodium alginate, PLA, liquid metal and clay.
Example 3
A nozzle device for nesting multiple material 3D printing layers comprises a feeding system and conveying channels 4, wherein six conveying channels 4 are arranged; the feeding system is connected with the input end of the conveying channel 4; the output ends of the six conveying channels 4 are nested.
Further, the feeding system comprises a feeding pipe 1, an upper cover 2 and a sealing ring 3, wherein one end of the feeding pipe 1 is fixed at the input end of the upper cover 2, and the other end of the feeding pipe is fixed at an external material input device; the upper cover 2 and the conveying channel 4 are buckled with each other; the sealing ring 3 is located between the upper cover 2 and the conveying channel 4.
Further, the spray head device also comprises a nested spray nozzle which is formed by nesting six pipelines with different sizes and is used for layer-by-layer nested printing.
Further, the flow rate of each material in the inside-out conduit decreases.
Further, the nested nozzles are quadrilateral in shape.
Furthermore, the material transported in each transportation channel is different and can be any six of PVP, PEO, titanium dioxide, sodium alginate, PLA, liquid metal and clay.
Example 4
A nozzle device for nesting multiple material 3D printing layers comprises a feeding system and conveying channels 4, wherein the conveying channels 4 are provided with seven strips; the feeding system is connected with the input end of the conveying channel 4; the output ends of the seven conveying channels 4 are nested.
Further, the feeding system comprises a feeding pipe 1, an upper cover 2 and a sealing ring 3, wherein one end of the feeding pipe 1 is fixed at the input end of the upper cover 2, and the other end of the feeding pipe is fixed at an external material input device; the upper cover 2 and the conveying channel 4 are buckled with each other; the sealing ring 3 is located between the upper cover 2 and the conveying channel 4.
Further, the spray head device also comprises a nested spray nozzle which is formed by nesting pipelines with seven different sizes and is used for layer-by-layer nested printing.
Further, the flow rate of each material in the inside-out conduit decreases.
Further, the nested nozzles are pentagonal in shape.
Further, the material transported in each transport channel is different, and can be PVP, PEO, titanium dioxide, sodium alginate, PLA, liquid metal and clay.
Fig. 2(a) and 2(b) are internal structural diagrams of a transportation channel and nested nozzles of the multi-material 3D printing layer-by-layer nesting sprayer device for the invention, when the transportation channel is provided with four and the nested nozzles are circular in shape in embodiment 1; fig. 3 is a schematic view of a printed product according to embodiment 1 of the present invention. Four conveying channels are arranged, so that four different materials can be conveyed simultaneously, and the conveying process is not influenced mutually; the nested nozzle is formed by nesting four pipelines with different diameters, and the nested nozzle and the conveying channel are designed in an integrated structure, so that the printing effect of multiple materials on the same layer can be realized.
The utility model discloses a shower nozzle device's theory of operation multiple different materials pass through external input device via the inlet pipe, the upper cover, get into in the transport passageway, because the special construction of transport passageway, the velocity of flow of different transport passageways is relevant with the size of runner, the size of runner is bigger, the velocity of flow of material is just faster, the transportation process of different materials is independent mutually and goes on simultaneously, until nested nozzle department, material A breaks away from with nested nozzle earlier, further be connected with material B and fix, further material A and material B's extrudate breaks away from and is connected fixedly with material C with nested nozzle, further material A, material B and material C's extrudate breaks away from and is connected fixedly with material D with nested nozzle, go on in proper order, finally extrude the structure that multiple different materials wrap up layer upon layer. Therefore, the spray head device realizes multi-material input, the transportation process is not influenced mutually, and the effect of printing on the same layer can be achieved simultaneously.
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 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 (6)
1. A nozzle device for nesting layers of multi-material 3D printing layers is characterized by comprising a feeding system and conveying channels (4), wherein at least two conveying channels (4) are arranged; the feeding system is connected with the input end of the conveying channel (4); the output ends of at least two conveying channels (4) are arranged in a nesting mode.
2. The nozzle device for nesting layers of multi-material 3D printing layers according to claim 1, wherein the feeding system comprises a feeding pipe (1), an upper cover (2) and a sealing ring (3), one end of the feeding pipe (1) is fixed at the input end of the upper cover (2), and the other end of the feeding pipe is fixed at an external material input device; the upper cover (2) is buckled with the conveying channel (4); the sealing ring (3) is located between the upper cover (2) and the conveying channel (4).
3. The nozzle assembly for nesting layers of a multi-material 3D print layer according to claim 1, further comprising nested nozzles comprised of at least two different sizes of tube nests.
4. The nozzle device for nesting layers of a multi-material 3D printing layer according to claim 3, wherein the flow rate of each material in the inner-to-outer pipeline is decreased progressively.
5. The nozzle device for nesting layers of a multi-material 3D printing layer according to claim 3, wherein the nested nozzles are circular or polygonal in shape.
6. The nozzle device for nesting layers of multi-material 3D printing layers according to claim 1, wherein the materials transported in said at least two transport channels (4) are different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120949391.7U CN214645931U (en) | 2021-05-06 | 2021-05-06 | A shower nozzle device that is used for many materials 3D to print layer upon layer nestification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120949391.7U CN214645931U (en) | 2021-05-06 | 2021-05-06 | A shower nozzle device that is used for many materials 3D to print layer upon layer nestification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214645931U true CN214645931U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120949391.7U Expired - Fee Related CN214645931U (en) | 2021-05-06 | 2021-05-06 | A shower nozzle device that is used for many materials 3D to print layer upon layer nestification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214645931U (en) |
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2021
- 2021-05-06 CN CN202120949391.7U patent/CN214645931U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |