CN114505502A - 3D printing nozzle suitable for metal wire materials - Google Patents
3D printing nozzle suitable for metal wire materials Download PDFInfo
- Publication number
- CN114505502A CN114505502A CN202210065210.3A CN202210065210A CN114505502A CN 114505502 A CN114505502 A CN 114505502A CN 202210065210 A CN202210065210 A CN 202210065210A CN 114505502 A CN114505502 A CN 114505502A
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- melting
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- insulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/53—Nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
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- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a 3D printing nozzle suitable for metal wire materials, which utilizes resistance to melt the wire materials and comprises a nozzle body, a wire feeding pipe and a nozzle. The nozzle body is internally provided with a melting cavity, a first insulating and heat-insulating lining is attached to the inner wall of the melting cavity, and a melting interval is formed in the area inside the first insulating and heat-insulating lining. The nozzle body is respectively provided with a positive pole hole and an air inlet hole which are communicated with the melting region, the positive pole hole is used for the penetration of a positive pole rod, and the positive pole hole is provided with a positive pole rod connector used for fixing the positive pole rod; an air inlet pipe joint is arranged on the air inlet hole and used for fixing the air inlet pipe. The output end of the wire feeding pipe is communicated with the melting region, and the input end of the wire feeding pipe extends out of the nozzle body. The nozzle is installed on the shower nozzle body, and the laminating is equipped with the insulating bush that insulates against heat of second on the runner inner wall of nozzle. The inflow end of the flow channel is communicated with the melting section, and the ejection end of the flow channel is arranged outside the nozzle body. The metal wire is heated by the resistance to be changed into a molten state or a semi-molten state, and the molten metal is extruded from the ejection end of the nozzle through air pressure extrusion.
Description
Technical Field
The invention belongs to the field of 3D printing nozzles, and particularly relates to a 3D printing nozzle suitable for metal wire materials.
Background
Fused Deposition rapid prototyping (FDM) is another rapid prototyping process that has been widely used after the rapid prototyping process of photocuring and the rapid prototyping process of laminated bodies. The FDM rapid prototyping process is a forming method which does not rely on laser as forming energy source and heats and melts various wires. The process forms a three-dimensional product by layer-by-layer solidification of molten filament material.
At present, the 3D printing of non-metallic materials is mainly in a melting and extruding mode, wires are sent to a nozzle provided with resistance heating, the wires are heated and melted into a semi-molten state, new wires are continuously sent, the pressure in the nozzle is increased by forming materials in the semi-molten state, and the forming materials are sprayed out through a small hole below the nozzle to be stacked and formed. In the metal 3D printing technology, laser is generally used as a heating source, and the heating source of the laser is rapidly moved on a powder layer of a processing plane by emitting the laser and changing the irradiation angle of the laser, so as to achieve the purpose of sintering and forming.
Compared with a 3D printing technology using laser as a heat source, the FDM technology does not use laser, is simple to use and maintain and has lower cost. However, the temperature required for melt molding is high, and the nozzle is not suitable for the conventional nozzle.
Disclosure of Invention
In order to solve the problems, the invention provides a 3D printing nozzle suitable for metal wires, wherein the metal wires can be changed into a molten state or a semi-molten state after being heated by resistance in the 3D printing nozzle suitable for the metal wires, the molten metal is extruded from a small hole (namely an ejection end) of a nozzle in an air pressure extrusion mode, and the molten metal is stacked layer by layer according to a previously set three-dimensional model.
The technical scheme of the invention is as follows:
A3D printing nozzle suitable for metal wires, which utilizes resistance melting wires, comprises:
the nozzle comprises a nozzle body, a nozzle body and a nozzle body, wherein a melting cavity is arranged in the nozzle body, a first insulating and heat-insulating lining is attached to the inner wall of the melting cavity, and a melting section is formed in the area in the first insulating and heat-insulating lining; the spray head body is provided with a positive pole hole and an air inlet hole which are communicated with the melting area respectively, the positive pole hole is used for a positive pole rod to penetrate, and a positive pole rod connector is arranged on the positive pole hole and used for fixing the positive pole rod; an air inlet pipe joint is arranged on the air inlet hole and used for fixing an air inlet pipe;
the output end of the wire feeding pipe is communicated with the melting region, and the input end of the wire feeding pipe extends out of the spray head body;
the nozzle is arranged on the spray head body, and a second insulating and heat-insulating lining is attached to the inner wall of a flow channel of the nozzle; the inflow end of the flow channel is communicated with the melting section, and the ejection end of the flow channel is arranged outside the nozzle body.
Preferably, the wire feeding pipe is arranged outside the nozzle body, and a water cooling pipe is wound on the part of the wire feeding pipe outside the nozzle body for heat dissipation.
Preferably, the nozzle body is provided with a mounting hole, the melting cavity and a nozzle hole which are communicated in sequence, the mounting hole, the melting cavity and the nozzle hole form a through hole penetrating through the nozzle body, and the first insulating and heat-insulating layer is arranged on the inner side wall of the melting cavity;
the surface of the melting cavity communicated with the mounting hole is a covering surface of the melting cavity; a melting cover is matched with the mounting hole, the melting cover is mounted in the mounting hole through threads, and the melting cover covers the covering surface on the melting cavity; the output end of the wire feeding pipe penetrates through the melting cover and is communicated with the melting region;
the nozzle is installed in the nozzle hole through threads, and the corresponding part of the spraying end on the nozzle extends out of the nozzle hole.
Preferably, the wire feeder joint is also included;
the melting cover is provided with a joint mounting hole and a wire feeding hole which are communicated with each other, the wire feeding hole is matched with the wire feeding pipe and is communicated with the melting region, and the wire feeding pipe penetrates through the joint mounting hole and is communicated with the melting region;
the wire feeding pipe joint is installed in the joint installation hole through threads, and the wire feeding pipe joint is sleeved and fixed with the wire feeding pipe.
Preferably, the area in the second insulating and heat insulating bush forms a flow section, a position corresponding to the inflow end on the flow section is communicated with the melting section, and the surface of the flow section communicated with the melting section covers the surface of the melting section communicated with the flow section.
Preferably, the aperture of the flow passage at the ejection end portion is gradually reduced in the sequential direction.
Preferably, the shape of the melting cavity is a circular truncated cone or a truncated pyramid, and the aperture of the melting cavity is gradually reduced along the sequential direction.
Preferably, the first insulating and heat insulating bush and/or the second insulating and heat insulating bush are ceramic bushes.
Preferably, the spray head body has first and second opposite surfaces and a side surface between the first and second surfaces;
the wire feeding pipe penetrates through the first surface and is communicated with the melting region, the nozzle is installed on the second surface, and the anode hole and the air inlet hole are respectively communicated with the melting region from the side surface.
Preferably, the positive electrode hole and one end of the air inlet hole communicated with the melting zone are arranged on the inner wall of the melting chamber, and avoidance holes corresponding to the positive electrode hole and the air inlet hole are respectively arranged on the first insulating heat-insulating bush and are respectively used for communicating the positive electrode hole and the air inlet hole with the melting zone.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
according to the 3D printing nozzle suitable for the metal wire, the metal wire is fed into the melting zone through the wire feeding pipe, meanwhile, the metal wire is connected with the power supply cathode, the anode rod is fixed in the anode hole through the anode rod connector, the anode rod extends into the melting zone to be in contact with the metal wire, heating and melting are carried out, the metal wire is extruded out through the inert gas introduced through the gas inlet hole, and meanwhile, the inert gas can play a certain protection role. Under the extrusion of inert gas, the molten metal wire is extruded into the nozzle and is extruded from the spraying end (namely a small hole) of the nozzle.
Meanwhile, the arrangement of the first insulating and heat-insulating lining and the second insulating and heat-insulating lining can play a certain protection role on the nozzle and the melting cavity, so that the purposes of convenience and rapidness in use and maintenance are achieved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
FIG. 1 is a schematic structural diagram of a 3D printing nozzle suitable for metal wires according to the present invention;
FIG. 2 is a schematic cross-sectional view of a 3D printing nozzle suitable for metal wire according to the present invention.
Description of reference numerals:
1: a wire feeding pipe; 2: a wire feed pipe joint; 3: a water-cooled tube; 4: a melting cover; 5: a melting zone; 6: a first insulating and heat insulating liner; 7: an air inlet; 8: an air inlet pipe joint; 9: a positive electrode hole; 10: a positive rod joint; 11: a nozzle; 12: a second insulating and heat insulating liner; 13: a nozzle body.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. Moreover, in the interest of brevity and understanding, only one of the components having the same structure or function is illustrated schematically or designated in some of the drawings. In this document, "one" means not only "only one" but also a case of "more than one".
Referring to fig. 1 and 2, the present embodiment provides a 3D print head suitable for metal wire, which melts a wire using a resistance, and includes a head body 13, a wire feeding tube 1, and a nozzle 11. A melting cavity is arranged in the nozzle body 13, a first insulating bush 6 is attached to the inner wall of the melting cavity, and a melting section 5 is formed in the area in the first insulating bush 6. The nozzle body 13 is respectively provided with a positive pole hole 9 and an air inlet 7 which are communicated with the melting area 5, the positive pole hole 9 is used for the penetration of a positive pole rod, and the positive pole hole 9 is provided with a positive pole rod connector 10 used for fixing the positive pole rod; an air inlet pipe joint 8 is arranged on the air inlet hole 7 and used for fixing the air inlet pipe. The output end of the wire feeding pipe 1 is communicated with the melting region 5, and the input end of the wire feeding pipe extends out of the nozzle body 13. The nozzle 11 is mounted on the nozzle body 13, and a second insulating and heat-insulating bush 12 is attached to the inner wall of the flow passage of the nozzle 11. The inflow end of the flow channel is communicated with the melting section 5, and the ejection end of the flow channel is arranged outside the nozzle body 13.
The 3D who is suitable for metal wire material that this embodiment provided prints shower nozzle can utilize resistance heating's mode with the metal wire material of sending into with it heats to the semi-molten state, and the atmospheric pressure in the rethread nozzle 11 (through inlet port 7), extrudees its molten metal wire material, utilizes the blowout end (that is a aperture) of nozzle 11 to extrude, in order to realize the purpose that metal melt extrusion formed. In consideration of the melting method of resistance heating and the high temperature performance of the molten metal, a first insulating bush 6 is provided in the melting chamber, and a second insulating bush 12 is provided in the flow passage of the nozzle 11.
The structure of the present embodiment will now be explained.
The nozzle body 13 is provided with a mounting hole, the melting cavity and a nozzle hole which are communicated in sequence, and the mounting hole, the melting cavity and the nozzle hole form a through hole penetrating through the nozzle body 13. The shape of the melting cavity is a circular truncated cone or a prismoid, the aperture of the melting cavity is gradually reduced along the sequential direction, and semi-molten or molten metal wires can flow towards the nozzle hole. The shape of the first insulating and heat-insulating lining 6 is matched with the melting cavity, and the first insulating and heat-insulating lining is tightly attached to the inner side wall of the melting cavity. One end of the positive electrode hole 9, one end of the air inlet hole 7, which is communicated with the melting section 5, are arranged on the inner wall of the melting cavity, and avoidance holes corresponding to the positive electrode hole 9 and the air inlet hole 7 are respectively arranged on the first insulating and heat insulating bush 6 and are respectively used for communicating the positive electrode hole 9, the air inlet hole 7 and the melting section 5. The anode hole 9 and the avoidance hole corresponding to the anode hole 9 are coaxial, so that the anode rod can conveniently enter the melting region 5. The air inlet 7 and the avoiding hole corresponding to the air inlet 7 are coaxial, so that inert gas can conveniently enter the melting area 5.
The positive electrode rod can adopt a graphite rod and the like, and when the positive electrode rod extends into the melting zone 5, the positive electrode rod extends into the middle of the melting zone 5 so as to enable the metal wire material to form a short circuit with the positive electrode rod, and the metal wire material is heated and melted.
The surface of the melting cavity communicated with the mounting hole is a covering surface of the melting cavity. A melting lid 4 is fitted into the mounting hole, the melting lid 4 is screwed into the mounting hole, the melting lid 4 covers the covering surface of the melting chamber, and the melting lid 4 presses against the first insulating and heat-insulating bush 6 to form a seal between the melting lid 4 and the melting zone 5.
The output end of the wire feeding pipe 1 is penetrated by a melting cover 4 and communicated with a melting area 5. Specifically, the melting cover 4 is provided with a joint mounting hole and a wire feeding hole which are communicated with each other, the wire feeding hole is matched with the wire feeding pipe 1 and communicated with the melting zone 5, and the wire feeding pipe 1 penetrates through the joint mounting hole and is communicated with the melting zone 5 through the wire feeding pipe 1. A send a coupling 2 to install in connecting the mounting hole through the screw thread, and send a coupling 2 cover to establish and fix and send a pipe 1, specifically, send a pipe 1 and send and can use the metal clamp chucking between the pipe 2.
The two ends of the wire feeding pipe 1 are respectively an input end and an output end, the output end is one end communicated with the melting zone 5 and is used for feeding metal wires into the melting zone 5, and the output end is an inlet for the metal wires to enter the wire feeding pipe 1. The output end of the wire feeding pipe 1 can be conical, the pipe diameter is gradually reduced along the wire feeding direction, and metal wires can be conveniently fed and corrected.
The part of the wire feeding pipe 1 outside the nozzle body 13 can be wound with the water cooling pipe 3 for heat dissipation. The cold water pipe can be a copper pipe, the water-cooling pipe 3 is filled with flowing cold water, and heat dissipation is carried out by utilizing the heat conduction performance of the copper pipe. Specifically, the cold water pipe may be wound around the wire feeding pipe 1 in a clockwise direction.
The nozzle 11 is mounted in the nozzle hole by screw threads, and the corresponding part of the spraying end of the nozzle 11 extends out of the nozzle hole. The aperture of the flow passage in the nozzle 11 at the ejection end portion is gradually reduced in the sequential direction. The shape of the second insulating and heat-insulating lining 12 is matched with the flow channel and is closely attached to the inner side wall of the flow channel. The area in the second insulating and heat-insulating bush 12 forms a flow section, the corresponding part of the flow section and the inflow end is communicated with the melting section 5, and the surface of the flow section communicated with the melting section 5 covers the surface of the melting section 5 communicated with the flow section, so that all the molten metal flows into the nozzle 11, and extrusion molding is facilitated. The extrusion amount of the nozzle 11 is mainly controlled by the pressure of the inert gas entering the melting zone 5 through the gas inlet 7, and the extrusion amount and speed are controlled by controlling the pressure.
The first insulating bush 6 and the second insulating bush 12 may be ceramic bushes, but in other embodiments, other bushes having insulating and heat-insulating properties may be used. The first insulating and heat-insulating lining 6 and the second insulating and heat-insulating lining 12 are made of ceramic materials, are high-temperature resistant, have smooth surfaces, and are convenient for wire material flowing and maintenance and management.
The nozzle body 13 may take a cylindrical-like shape having first and second opposing surfaces and a side surface therebetween. The wire feeding pipe 1 can be penetrated from the first surface to communicate with the melting zone 5, the nozzle 11 is installed on the second surface, and the anode hole 9 and the air inlet hole 7 respectively communicate with the melting zone 5 from the side surface.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, it is still within the scope of the present invention if they fall within the scope of the claims of the present invention and their equivalents.
Claims (10)
1. The utility model provides a be suitable for 3D of metal silk material to print shower nozzle which characterized in that utilizes resistance melting silk material, includes:
the nozzle comprises a nozzle body, a nozzle body and a nozzle body, wherein a melting cavity is arranged in the nozzle body, a first insulating and heat-insulating lining is attached to the inner wall of the melting cavity, and a melting section is formed in the area in the first insulating and heat-insulating lining; the spray head body is provided with a positive pole hole and an air inlet hole which are communicated with the melting area respectively, the positive pole hole is used for a positive pole rod to penetrate, and a positive pole rod connector is arranged on the positive pole hole and used for fixing the positive pole rod; an air inlet pipe joint is arranged on the air inlet hole and used for fixing an air inlet pipe;
the output end of the wire feeding pipe is communicated with the melting region, and the input end of the wire feeding pipe extends out of the nozzle body;
the nozzle is arranged on the spray head body, and a second insulating and heat-insulating lining is attached to the inner wall of a flow channel of the nozzle; the inflow end of the flow channel is communicated with the melting section, and the ejection end of the flow channel is arranged outside the nozzle body.
2. The 3D printing nozzle suitable for metal wires according to claim 1, wherein a water cooling pipe is wound on the part of the wire feeding pipe, which is arranged outside the nozzle body, and is used for heat dissipation.
3. The 3D printing nozzle suitable for metal wires according to claim 1, wherein the nozzle body is provided with a mounting hole, the melting cavity and a nozzle hole which are communicated in sequence, the mounting hole, the melting cavity and the nozzle hole form a through hole penetrating through the nozzle body, and the first insulating layer is arranged on the inner side wall of the melting cavity;
the surface of the melting cavity communicated with the mounting hole is a covering surface of the melting cavity; a melting cover is matched with the mounting hole, the melting cover is mounted in the mounting hole through threads, and the melting cover covers the covering surface on the melting cavity; the output end of the wire feeding pipe penetrates through the melting cover and is communicated with the melting region;
the nozzle is installed in the nozzle hole through threads, and the corresponding part of the spraying end on the nozzle extends out of the nozzle hole.
4. The 3D printing nozzle suitable for metal wires according to claim 3, further comprising a wire feeder pipe joint;
the melting cover is provided with a joint mounting hole and a wire feeding hole which are communicated with each other, the wire feeding hole is matched with the wire feeding pipe and is communicated with the melting region, and the wire feeding pipe penetrates through the joint mounting hole and is communicated with the melting region;
the wire feeding pipe joint is installed in the joint installation hole through threads, and the wire feeding pipe joint is sleeved and fixed with the wire feeding pipe.
5. The 3D printing nozzle suitable for metal wires according to claim 3, wherein a region in the second insulating and heat insulating lining forms a flow region, a position corresponding to the inflow end on the flow region is communicated with the melting region, and the surface of the flow region communicated with the melting region covers the surface of the melting region communicated with the flow region.
6. The 3D print head for metal wire according to claim 5, wherein the aperture of the flow channel at the ejection end portion is gradually reduced along the sequential direction.
7. The 3D printing nozzle suitable for metal wires according to claim 3, wherein the melting cavity is in a shape of a circular truncated cone or a truncated pyramid, and the aperture of the melting cavity is gradually reduced along the sequential direction.
8. The 3D printing nozzle suitable for metal wires according to claim 1, wherein the first insulating and heat-insulating lining and/or the second insulating and heat-insulating lining are ceramic linings.
9. The 3D printing nozzle suitable for metal wires according to claim 1, wherein the nozzle body is provided with a first surface and a second surface which are opposite, and a side surface between the first surface and the second surface;
the wire feeding pipe penetrates through the first surface and is communicated with the melting region, the nozzle is installed on the second surface, and the anode hole and the air inlet hole are respectively communicated with the melting region from the side surface.
10. The 3D printing nozzle suitable for metal wires according to claim 1, wherein the anode hole and one end of the air inlet hole communicated with the melting zone are both arranged on the inner wall of the melting chamber, and the first insulating heat-insulating bush is provided with avoiding holes corresponding to the anode hole and the air inlet hole respectively and used for communicating the anode hole and the air inlet hole with the melting zone respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065210.3A CN114505502B (en) | 2022-01-20 | 2022-01-20 | Be suitable for 3D of wire material and print shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065210.3A CN114505502B (en) | 2022-01-20 | 2022-01-20 | Be suitable for 3D of wire material and print shower nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114505502A true CN114505502A (en) | 2022-05-17 |
| CN114505502B CN114505502B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210065210.3A Active CN114505502B (en) | 2022-01-20 | 2022-01-20 | Be suitable for 3D of wire material and print shower nozzle |
Country Status (1)
| Country | Link |
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| CN (1) | CN114505502B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392076A (en) * | 2016-06-21 | 2017-02-15 | 中国科学院宁波材料技术与工程研究所 | 3D printing system and print head device thereof |
| US20170274454A1 (en) * | 2014-05-15 | 2017-09-28 | Asia America Industrial Manufacture Inc. | Extruded metal flow 3d printer |
| CN108582784A (en) * | 2018-05-31 | 2018-09-28 | 天津职业技术师范大学 | A kind of 3D printing head for material extrusion molding |
| CN108941568A (en) * | 2018-07-13 | 2018-12-07 | 西北工业大学 | A kind of metal semi-solid melting extrusion increasing material manufacturing spray head |
| CN109822885A (en) * | 2019-02-26 | 2019-05-31 | 江西省科学院能源研究所 | A kind of 3D printing ejecting device convenient for plastic molten melt conveying |
| CN210098978U (en) * | 2019-06-25 | 2020-02-21 | 郑州轻工业学院 | 3D prints shower nozzle with multistage heating and little molten bath |
| CN110860691A (en) * | 2018-08-28 | 2020-03-06 | 蒋锐 | 3D printing nozzle for deposition extrusion of consumable material of plasma torch molten metal wire |
| DE102018127931A1 (en) * | 2018-11-08 | 2020-05-14 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Process and plant for producing a three-dimensional structure |
| CN213618373U (en) * | 2020-10-20 | 2021-07-06 | 中之有限公司 | Anti-disturbance 3D printing nozzle |
-
2022
- 2022-01-20 CN CN202210065210.3A patent/CN114505502B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170274454A1 (en) * | 2014-05-15 | 2017-09-28 | Asia America Industrial Manufacture Inc. | Extruded metal flow 3d printer |
| CN106392076A (en) * | 2016-06-21 | 2017-02-15 | 中国科学院宁波材料技术与工程研究所 | 3D printing system and print head device thereof |
| CN108582784A (en) * | 2018-05-31 | 2018-09-28 | 天津职业技术师范大学 | A kind of 3D printing head for material extrusion molding |
| CN108941568A (en) * | 2018-07-13 | 2018-12-07 | 西北工业大学 | A kind of metal semi-solid melting extrusion increasing material manufacturing spray head |
| CN110860691A (en) * | 2018-08-28 | 2020-03-06 | 蒋锐 | 3D printing nozzle for deposition extrusion of consumable material of plasma torch molten metal wire |
| DE102018127931A1 (en) * | 2018-11-08 | 2020-05-14 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Process and plant for producing a three-dimensional structure |
| CN109822885A (en) * | 2019-02-26 | 2019-05-31 | 江西省科学院能源研究所 | A kind of 3D printing ejecting device convenient for plastic molten melt conveying |
| CN210098978U (en) * | 2019-06-25 | 2020-02-21 | 郑州轻工业学院 | 3D prints shower nozzle with multistage heating and little molten bath |
| CN213618373U (en) * | 2020-10-20 | 2021-07-06 | 中之有限公司 | Anti-disturbance 3D printing nozzle |
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| Publication number | Publication date |
|---|---|
| CN114505502B (en) | 2023-09-22 |
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