CN112453431A - Electromagnetic induction heating spray head device of metal fuse deposition printer - Google Patents
Electromagnetic induction heating spray head device of metal fuse deposition printer Download PDFInfo
- Publication number
- CN112453431A CN112453431A CN202011162771.2A CN202011162771A CN112453431A CN 112453431 A CN112453431 A CN 112453431A CN 202011162771 A CN202011162771 A CN 202011162771A CN 112453431 A CN112453431 A CN 112453431A
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- Prior art keywords
- heating
- electromagnetic induction
- nozzle
- induction heating
- wire feeding
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 69
- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 31
- 239000002184 metal Substances 0.000 title claims abstract description 22
- 230000008021 deposition Effects 0.000 title abstract description 15
- 239000007921 spray Substances 0.000 title description 17
- 239000007769 metal material Substances 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 11
- 239000011148 porous material Substances 0.000 abstract description 4
- 238000000151 deposition Methods 0.000 description 13
- 230000006698 induction Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
Images
Classifications
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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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
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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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- General Induction Heating (AREA)
Abstract
The invention discloses an electromagnetic induction heating sprayer device of a metal fuse deposition printer, which comprises a wire feeding device, a heating device and a nozzle, wherein the wire feeding device is a self-adaptive wire feeding device, the heating mode of the heating device is electromagnetic induction heating, the nozzle is a high-temperature ceramic crucible nozzle, metal materials enter the area of the electromagnetic induction heating device under the action of the self-adaptive wire feeding device and are converted into a molten state at high temperature, and then the molten metal is reserved through a pore of the high-temperature ceramic crucible nozzle, so that layer-by-layer printing is realized. The invention can solve the problems of difficult wire feeding and wire withdrawing, low resistance heating efficiency, low heating speed, nonuniform heating, easy nozzle blockage, poor quality of printed articles and the like of the metal fuse deposition printer.
Description
Technical Field
The invention relates to the technical field of rapid forming, and particularly designs an electromagnetic induction heating spray head device of a metal fuse deposition printer based on an additive manufacturing technology.
Background
A metal fuse deposition printer is a tool of a rapid forming technology, and is used for forming an object by means of layer-by-layer printing through a metal material according to a model file. In the past, the method is widely applied to the fields of mold manufacturing, industrial processing and the like, and is gradually expanded into various fields of life.
Metal fuse deposition printers are one type of common three-dimensional printer, and the material used is typically a hot melt metal material, fed in filament form. The method comprises the steps of heating and melting a metal material, then spraying the molten metal through a fine nozzle, depositing the hot-melt metal material on a panel of a printer after spraying, and realizing layer-by-layer printing and forming through layer-by-layer accumulation of the material.
The heating block of the spray head of the metal fuse deposition printer is usually heated in a resistance heat mode, because the melting point of metal is generally very high, the power required by the heating mode of the resistance heat is relatively high, so that the consumed time for printing one article is relatively long, and sometimes, a molten metal material is solidified when not reaching the spray nozzle, so that the spray nozzle is easily blocked, the printer is broken down, and the printing efficiency and the quality and the appearance of the printed article are influenced.
Disclosure of Invention
In order to solve the problems that the metal material of the existing metal fuse deposition printer is not uniformly heated at a spray head, the heating time is long, and a spray nozzle is easy to block, the invention designs an electromagnetic induction heating spray head device of the metal fuse deposition printer. Which comprises a self-adaptive wire feeding device, an electromagnetic induction heating device and a high-temperature ceramic crucible nozzle. The electromagnetic induction heating device of the sprayer can greatly solve the problems of low efficiency, long heating time and uneven heating of the original resistance heating mode of the printer, the self-adaptive wire feeding device can feed metal materials into wires and withdraw the wires conveniently and quickly, the high-temperature ceramic crucible nozzle can prevent the melted metal materials from being rapidly cooled and solidified in the nozzle, the probability of metal material solidification is reduced, the printing efficiency is improved, and the problems of printer failure and the quality of printed articles are greatly reduced.
The technical scheme of the invention is realized as follows:
an electromagnetic induction heating spray head device of a metal fuse deposition printer comprises:
(1) the wire feeding device of the nozzle device adopts a self-adaptive wire feeding device;
(2) the heating block of the spray head device adopts an electromagnetic induction heating mode;
(3) the nozzle of the nozzle device adopts a high-temperature ceramic crucible, and liquid molten metal is reserved through a pore of the high-temperature ceramic crucible to realize layer-by-layer printing;
an electromagnetic induction heating spray head device of a metal fuse deposition printer comprises a wire feeding device, a heating device and a nozzle, wherein the wire feeding device is arranged at the top end of the spray head device, the heating device is arranged at the lower part of the wire feeding device and the middle part of the whole spray head device, and the nozzle is arranged at the bottommost end of the spray head device.
The wire feeding device adopts a self-adaptive wire feeding device, and the wire is replaced and withdrawn by pressing the spring through the handle.
The nozzle heating device is an electromagnetic induction heating device, an alternating current is added to the outside of the nozzle heating device to enable an internal rectangular coil to generate an induction magnetic field, and the coil generates induction heat under the action of the induction magnetic field.
The nozzle be high temperature ceramic crucible nozzle, metal material becomes the molten state through electromagnetic induction heating device, then flows into high temperature ceramic crucible nozzle, slowly flows out through the pore of high temperature ceramic crucible nozzle, on flowing into the workstation, realizes printing layer upon layer of article.
The invention has the beneficial effects that:
when the metal material enters the electromagnetic induction heating area through the self-adaptive wire feeding device, the self-adaptive wire feeding device has the characteristics of compact structure and convenience in wire replacement and wire withdrawal. The electromagnetic induction heating device has the characteristics of uniform heating and high heating speed, and solves the defect of low efficiency of the traditional resistance heating mode. After the molten metal material enters the high-temperature ceramic crucible nozzle, the problem that the molten metal material is solidified at the nozzle by the conventional common nozzle can be effectively avoided, the nozzle is prevented from being blocked, the printing efficiency of the metal fuse deposition printer is greatly improved, and the quality problem of printed articles is solved.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings required for the technical examples will be briefly described below.
FIG. 1 is a schematic diagram of a simple structure of an electromagnetic induction heating nozzle device of a metal fuse deposition printer.
Fig. 2 is a schematic structural view of the electromagnetic induction heating apparatus.
Fig. 3 is an operation schematic diagram of the adaptive wire feeding device.
In the attached drawing 1, the installation position of the self-adaptive wire feeding device; 2. an electromagnetic induction heating device heating block; 3. high temperature ceramic crucible nozzle. FIG. 2, 4, upper cold water pipe; 5. a rectangular heating coil; 6. a lower cold water pipe; 7. an insulating rod; 8. and a wire interface. FIG. 3, 9, the capstan; 10. material silk; 11. a driven wheel; 12. a spring; 13. a handle.
Detailed Description
The device of the invention is shown in figure 1 and comprises a self-adaptive wire feeding device 1, a heating block 2 of an electromagnetic induction heating device and a high-temperature ceramic crucible nozzle 3. The heating block of the electromagnetic induction heating device comprises an upper cold water pipe 4, a rectangular heating coil 5, a lower cold water pipe 6, an insulating rod 7 and a wire interface 8. The self-adaptive wire feeding device comprises a driving wheel 9, a driven wheel 11, a spring 12 and a handle 13.
Electromagnetic induction heating device's theory of operation is that rectangle heating coil 7 produces induction magnetic field under the effect of electric current, induction magnetic field produces induction-current, rectangle heating coil 7 produces a large amount of heats in induction-current, make the heating block generate heat fast and then make metal material melt, go up cold water pipe 4 and cold water pipe 6 is responsible for the heat dissipation down, prevent that the device from producing the potential safety hazard because of the high temperature, cover one deck heat preservation blanket above the cold water pipe, be used for protecting cold water pipe high temperature to shower nozzle device thermal damage, keep warm simultaneously. The heating mode fundamentally overcomes the defects of low efficiency and large energy loss of the traditional resistance heating, and the electromagnetic induction heating device is energy-saving, environment-friendly and efficient.
Self-adaptation formula advance silk device 1 is through action wheel 9 and from the rotation of driving wheel 11 come work, and handle 13 pushes down spring 12, drives the rotation of action wheel 9, rotates to opposite direction from driving wheel 11 simultaneously for the material can slowly enter into the electromagnetic induction heating's of shower nozzle device region, has easy operation and advances the silk and move back the silk advantage convenient relatively.
Under the effect of self-adaptation formula wire feeding device 1, metal material through action wheel 9 and from the round trip rotation of driving wheel 11, slowly enters into the electromagnetic induction heating region, makes metal material become the molten state under the high temperature through electromagnetic induction heating device's heating block 2, and the metal of molten state enters into high temperature ceramic crucible nozzle 3 back, slowly flows out in the pore of high temperature ceramic crucible nozzle 3, flows into on the workstation, realizes printing layer upon layer. The spray head device fundamentally solves the problems that the common spray head is low in heating efficiency, the nozzle is easy to block and the like, greatly improves the printing efficiency of the metal fuse deposition printer and solves the quality problem of printed articles.
Claims (4)
1. The utility model provides a metal fuse deposit printer electromagnetic induction heating shower nozzle device, advances a device, electromagnetic induction heating device heating block, high temperature ceramic crucible nozzle including the self-adaptation formula, the self-adaptation formula advances a device installation the installation region on shower nozzle device top, install electromagnetic induction heating device in the electromagnetic induction heating block, high temperature ceramic crucible nozzle is installed at shower nozzle device bottommost.
2. The self-adaptive wire feeding device according to claim 1, wherein the driven wheel and the driving wheel are mutually rotationally matched during operation, and the purpose is designed to more efficiently realize wire feeding and wire withdrawing of metal materials and prevent the printer from being jammed during operation.
3. The electromagnetic induction heating device of claim 1, which is internally composed of a rectangular heating coil, an upper cold water pipe, a lower cold water pipe and an insulating rod, and has the function of heating metal materials, and is characterized by high heating speed, higher heating temperature, energy conservation and environmental protection.
4. A high temperature ceramic crucible nozzle as claimed in claim 1, which is designed to prevent the molten metal from rapidly solidifying to block the nozzle head, causing damage to the printer, and having a good life span.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162771.2A CN112453431A (en) | 2020-10-27 | 2020-10-27 | Electromagnetic induction heating spray head device of metal fuse deposition printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011162771.2A CN112453431A (en) | 2020-10-27 | 2020-10-27 | Electromagnetic induction heating spray head device of metal fuse deposition printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112453431A true CN112453431A (en) | 2021-03-09 |
Family
ID=74835532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011162771.2A Withdrawn CN112453431A (en) | 2020-10-27 | 2020-10-27 | Electromagnetic induction heating spray head device of metal fuse deposition printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112453431A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427028A (en) * | 2021-06-01 | 2021-09-24 | 江苏威拉里新材料科技有限公司 | Metal 3D prints material shower nozzle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB511643A (en) * | 1938-06-30 | 1939-08-22 | Robert Mautsch | Improved process and apparatus for the manufacture of sectional irons of small cross-section |
| CN103552241A (en) * | 2013-10-14 | 2014-02-05 | 东南大学 | Adaptive feeder for 3D printer head |
| CN104338933A (en) * | 2014-09-29 | 2015-02-11 | 中国科学院重庆绿色智能技术研究院 | 3D (3-dimensional) print head for metal melt extrusion molding |
| 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 |
| CN106827502A (en) * | 2017-02-09 | 2017-06-13 | 北京卫星制造厂 | The printing head heating device and its heating means of a kind of 3D printer based on eddy current effect |
| CN107601160A (en) * | 2017-09-20 | 2018-01-19 | 江苏大学 | A kind of automatic wire feeding device and diagnostic method of tape jam self-diagnostic function |
| CN109531999A (en) * | 2018-09-29 | 2019-03-29 | 先临三维科技股份有限公司 | Move back a method, FDM printing equipment, storage medium and processor |
| CN210880909U (en) * | 2019-08-30 | 2020-06-30 | 浙江闪铸三维科技有限公司 | Silk material response subassembly |
-
2020
- 2020-10-27 CN CN202011162771.2A patent/CN112453431A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB511643A (en) * | 1938-06-30 | 1939-08-22 | Robert Mautsch | Improved process and apparatus for the manufacture of sectional irons of small cross-section |
| CN103552241A (en) * | 2013-10-14 | 2014-02-05 | 东南大学 | Adaptive feeder for 3D printer head |
| CN104338933A (en) * | 2014-09-29 | 2015-02-11 | 中国科学院重庆绿色智能技术研究院 | 3D (3-dimensional) print head for metal melt extrusion molding |
| 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 |
| CN106827502A (en) * | 2017-02-09 | 2017-06-13 | 北京卫星制造厂 | The printing head heating device and its heating means of a kind of 3D printer based on eddy current effect |
| CN107601160A (en) * | 2017-09-20 | 2018-01-19 | 江苏大学 | A kind of automatic wire feeding device and diagnostic method of tape jam self-diagnostic function |
| CN109531999A (en) * | 2018-09-29 | 2019-03-29 | 先临三维科技股份有限公司 | Move back a method, FDM printing equipment, storage medium and processor |
| CN210880909U (en) * | 2019-08-30 | 2020-06-30 | 浙江闪铸三维科技有限公司 | Silk material response subassembly |
Non-Patent Citations (1)
| Title |
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| 潘家敬等: "Numerical analysis of typical droplets transfer mode in wire and arc additive manufacture process", 《CHINA WELDING》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427028A (en) * | 2021-06-01 | 2021-09-24 | 江苏威拉里新材料科技有限公司 | Metal 3D prints material shower nozzle |
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Application publication date: 20210309 |
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