CN114850507A - 3D prints preparation platform based on pressure infiltration technique preparation metal composite - Google Patents
3D prints preparation platform based on pressure infiltration technique preparation metal composite Download PDFInfo
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- CN114850507A CN114850507A CN202210542545.XA CN202210542545A CN114850507A CN 114850507 A CN114850507 A CN 114850507A CN 202210542545 A CN202210542545 A CN 202210542545A CN 114850507 A CN114850507 A CN 114850507A
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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
- B22F12/30—Platforms or substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00
- B22D23/04—Casting by dipping
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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
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Abstract
The invention discloses a 3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology, belongs to the field of rapid integrated molding of metal materials, and particularly relates to a 3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology. The invention aims to solve the problems of large temperature change, complex preparation method and heavy mould instrument in the existing metal composite material preparation technology. The printing box is a sealed cubic printing box formed by combining a printing box body and a movable pressure head box body, wherein the movable pressure head box body is arranged at the upper part of the printing box body, and the printing box body is communicated with the movable pressure head box body through a through hole; a vibration hydraulic lifting platform and a freedom degree printing nozzle are arranged in the printing box body; a freedom degree press machine lifting platform is arranged in the movable pressure head box body, and hydraulic double columns are installed on the freedom degree press machine lifting platform. The method is used for preparing the metal composite material.
Description
Technical Field
The invention belongs to the field of rapid integrated molding of metal materials, and particularly relates to a 3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology.
Background
The metal-based composite material is a composite material which takes metal or alloy as a matrix and takes fibers, whiskers, particles and the like as reinforcements. The composite material has the characteristics of high transverse and shear strength, good comprehensive mechanical properties such as toughness and fatigue and the like in the aspect of mechanics, and also has the advantages of heat conduction, electric conduction, wear resistance, small thermal expansion coefficient, good damping property, no moisture absorption, no aging, no pollution and the like. The metal-based composite material has high strength and high elasticity as resin-based composite material, and has the advantages of high temperature resistance, no flammability, no moisture absorption, good heat and electric conductivity and radiation resistance. However, the existing metal composite material preparation technology has the defects of large temperature change during preparation, complex preparation method, heavy mould instruments and the like, and greatly reduces the performance of the metal composite material.
Disclosure of Invention
The invention provides a 3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology, and aims to solve the problems of large temperature change, complex preparation method and heavy mould instruments in the preparation process of the existing metal composite material preparation technology.
The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology is a sealed cubic printing box formed by combining a printing box body and a movable pressure head box body, wherein the movable pressure head box body is arranged at the upper part of the printing box body, and the printing box body is communicated with the movable pressure head box body through a through hole; a vibration hydraulic lifting platform and a freedom degree printing nozzle are arranged in the printing box body; a freedom degree press machine lifting platform is arranged in the movable pressure head box body, and hydraulic double columns are installed on the freedom degree press machine lifting platform.
The invention has the following beneficial effects:
the invention realizes the integration of metal composite material preform preparation-oscillation-metal liquid pressure infiltration molding, is simpler and more convenient compared with the traditional metal composite material pressure infiltration method, can control the temperature to keep stable in the infiltration and pressing process, can eliminate the interference of other factors to the utmost extent, and has wide applicability.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a 3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology;
FIG. 2 is a schematic view of the structure of the printing box;
FIG. 3 is a schematic structural diagram of the active head box;
FIG. 4 is a side view of FIG. 2;
fig. 5 is a top view of fig. 2.
The specific implementation mode is as follows:
the technical scheme of the invention is not limited to the specific embodiments listed below, and any reasonable combination of the specific embodiments is included.
The first embodiment is as follows: the embodiment is described with reference to the accompanying drawings, and the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology in the embodiment is a sealed cubic printing box formed by combining a printing box body 1 and a movable pressure head box body 2, wherein the movable pressure head box body 2 is arranged at the upper part of the printing box body 1, and the printing box body 1 is communicated with the movable pressure head box body 2 through a through hole; a vibration hydraulic lifting platform 3 and a freedom degree printing nozzle 4 are arranged in the printing box body 1; a freedom degree press machine lifting platform 5 is arranged in the movable press head box body 2, and a hydraulic double column 6 is installed on the freedom degree press machine lifting platform 5.
The application method of the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology is carried out according to the following steps:
firstly, placing a steel mould into a printing box body 1, wherein the size of the mould is any shape with the diameter of an inscribed circle of 20 mm-500 m, the specific geometric parameters are controlled by input parameters, and the material size parameters and the processing parameters are input into a control module;
secondly, after the parameters are input, replacing a pressure head with a corresponding size in the movable pressure head box body 2, and closing the box doors of the printing box body 1 and the movable pressure head box body 2;
thirdly, opening the metal composite material 3D printing platform after the corresponding material is put into the storage box;
fourthly, the working procedure of the printing platform is as follows:
filling powder into a mould through a freedom degree printing spray head 4;
secondly, compacting and flattening the powder by vibrating the hydraulic lifting platform 3;
filling metal liquid into the mould through another pipeline of the freedom degree printing nozzle 4;
and fourthly, applying pressure by using a pressure head in the active pressure head box body 2 to prepare the metal matrix composite material in a pressure infiltration mode.
This embodiment is equipped with can inclosed movable door plant, can play good heat preservation effect control inside temperature when the door plant is closed.
The hydraulic vibration platform in the printing box body has two characteristics of vibration and hydraulic pressure supply, two processes can be completed on one platform, and the hydraulic columns are embedded at the bottom of the vibration platform and are lifted when hydraulic pressure is needed.
The second embodiment is as follows: the first difference between the present embodiment and the specific embodiment is: the outer sides of the printing box body 1 and the movable pressure head box body 2 are both provided with movable door plates capable of sealing the box body. Other steps and parameters are the same as in the first embodiment.
The opening directions of the movable door plates of the two boxes are different, so that the replacement of internal materials and parts is facilitated.
The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: the movable door plate outside the printing box body 1 and the movable pressure head box body 2 is arranged on the non-same side. Other steps and parameters are the same as in the first or second embodiment.
The fourth concrete implementation mode: the difference between this embodiment mode and one of the first to third embodiment modes is: and a hydraulic column is embedded at the bottom of the vibration hydraulic lifting platform 3. Other steps and parameters are the same as in one of the first to third embodiments.
The fifth concrete implementation mode: the difference between this embodiment and one of the first to fourth embodiments is: the freedom degree printing spray head 4 is a double printing spray head, namely a powder spreading spray head and a metal solution spray head, and the powder spreading spray head and the metal solution spray head are connected with the storage box 7 through heat insulation pipes penetrating through the outer wall of the printing box body 1 respectively; the vibration hydraulic lifting platform 3 is connected with an external hydraulic machine through a heat insulation pipe penetrating through the outer wall of the printing box body 1. Other steps and parameters are the same as in one of the first to fourth embodiments.
The sixth specific implementation mode: the difference between this embodiment and one of the first to fifth embodiments is: and sliding guide rails are arranged at the top and two sides of the double-printing spray head, the double-printing spray head is controlled to move in X, Y, Z three directions, and when printing is finished, the double-printing spray head automatically moves to one side of the printing box body 1. Other steps and parameters are the same as in one of the first to fifth embodiments.
This embodiment can advance in X, Y, Z three directions at the during operation, and printing nozzle withdraws to the innermost during out-of-service time, and the pressure head in the activity pressure head case of top has enough space to fall and accomplishes the pressure technology.
The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is: the lower part of the hydraulic double column 6 is provided with a thickened gasket. Other steps and parameters are the same as in one of the first to sixth embodiments.
This embodiment sets up the thickening gasket, and when the hydraulic head pushed down, the thickening gasket can form airtight box with the contact of printing box outer wall, makes the inside temperature of printing box keep invariable, increases and prints the precision.
The specific implementation mode is eight: the present embodiment differs from one of the first to seventh embodiments in that: the lower end of the hydraulic double column 6 is provided with a replaceable movable pressure head. Other steps and parameters are the same as in one of the first to seventh embodiments.
The size of the metal composite material prepared by the method can be different, so that the diversity of the preparation size of the metal composite material 3D printing preparation platform can be improved by replacing movable pressure heads with different sizes
The specific implementation method nine: the present embodiment differs from the first to eighth embodiments in that: all door panels, pipelines and the contact parts of the outer walls of the box body in the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology are provided with heat insulation gaskets. Other steps and parameters are the same as in one of the first to eighth embodiments.
The beneficial effects of the present invention are demonstrated by the following examples:
the use method of the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology comprises the following steps:
firstly, placing a steel mould into a printing box body 1, wherein the size of the mould is any shape with the diameter of an inscribed circle of 20 mm-500 m, the specific geometric parameters are controlled by input parameters, and the material size parameters and the processing parameters are input into a control module;
secondly, after the parameters are input, replacing a pressure head with a corresponding size in the movable pressure head box body 2, and closing the box doors of the printing box body 1 and the movable pressure head box body 2;
thirdly, opening the metal composite material 3D printing platform after the corresponding material is put into the storage box;
fourthly, the working procedure of the printing platform is as follows:
filling powder into a mould through a freedom degree printing spray head 4;
secondly, compacting and flattening the powder by vibrating the hydraulic lifting platform 3;
filling metal liquid into the mould through another pipeline of the freedom degree printing nozzle 4;
and fourthly, applying pressure by using a pressure head in the active pressure head box body 2 to prepare the metal matrix composite material in a pressure infiltration mode.
The embodiment realizes the integration of metal composite material preform preparation-oscillation-metal liquid pressure infiltration molding, is simpler and more convenient compared with the traditional metal composite material pressure infiltration method, can control the temperature to keep stable in the infiltration pressing process, can eliminate the interference of other factors to the maximum extent, and has wide applicability.
Claims (9)
1. A3D printing preparation platform for preparing a metal composite material based on a pressure infiltration technology is characterized in that the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology is a sealed cubic printing box formed by combining a printing box body (1) and a movable pressure head box body (2), the movable pressure head box body (2) is arranged at the upper part of the printing box body (1), and the printing box body (1) is communicated with the movable pressure head box body (2) through a through hole; a vibration hydraulic lifting platform (3) and a freedom degree printing nozzle (4) are arranged in the printing box body (1); a freedom degree press machine lifting platform (5) is arranged in the movable press head box body (2), and hydraulic double columns (6) are installed on the freedom degree press machine lifting platform (5).
2. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to claim 1, wherein movable door plates capable of closing the box body are arranged on the outer sides of the printing box body (1) and the movable pressure head box body (2).
3. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to the claim 2 is characterized in that the printing box body (1) and the movable door plate outside the movable pressure head box body (2) are arranged on different sides.
4. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to the claim 1, characterized in that the bottom of the vibration hydraulic lifting platform (3) is embedded with hydraulic columns.
5. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to claim 1 is characterized in that the degree-of-freedom printing spray head (4) is a double printing spray head, and is respectively a powder spreading spray head and a metal solution spray head, and the powder spreading spray head and the metal solution spray head are respectively connected with a storage box (7) through a heat insulation pipe penetrating through the outer wall of the printing box body (1); the vibration hydraulic lifting platform (3) is connected with an external hydraulic machine through a heat insulation pipe penetrating through the outer wall of the printing box body (1).
6. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to claim 5, characterized in that sliding guide rails are arranged on the top and two sides of the double printing nozzles, the double printing nozzles are controlled to move in X, Y, Z three directions, and when printing is finished, the double printing nozzles automatically move to one side of the printing box body (1).
7. 3D printing preparation platform for preparing metal composite material based on pressure infiltration technique according to claim 1 characterized in that the lower part of the hydraulic twin columns (6) is provided with thickening gasket.
8. The 3D printing preparation platform for preparing metal composite material based on pressure infiltration technology of claim 7 is characterized in that the lower end of the hydraulic twin columns (6) is provided with a replaceable movable pressure head.
9. The 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology according to claim 1, wherein all the contact parts of the door panel, the pipeline and the outer wall of the box body in the 3D printing preparation platform for preparing the metal composite material based on the pressure infiltration technology are provided with heat insulation gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210542545.XA CN114850507A (en) | 2022-05-18 | 2022-05-18 | 3D prints preparation platform based on pressure infiltration technique preparation metal composite |
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| CN202210542545.XA CN114850507A (en) | 2022-05-18 | 2022-05-18 | 3D prints preparation platform based on pressure infiltration technique preparation metal composite |
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| CN114850507A true CN114850507A (en) | 2022-08-05 |
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Citations (7)
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|---|---|---|---|---|
| CN1562527A (en) * | 2004-03-15 | 2005-01-12 | 周照耀 | Metal composite, preparation, forming method and equipment |
| CN101323919A (en) * | 2008-07-25 | 2008-12-17 | 哈尔滨工业大学 | Method for preparing metal-matrix composite by vacuum pressure infiltration |
| CN103589891A (en) * | 2013-11-26 | 2014-02-19 | 哈尔滨工业大学 | Preparation methods of magnesium-based porous composite material containing Al2O3 hollow spheres |
| CN109468549A (en) * | 2018-12-10 | 2019-03-15 | 南昌航空大学 | A kind of near-net-shape method of 3D braided fiber enhancing metal-base composites |
| CN110899705A (en) * | 2019-12-10 | 2020-03-24 | 哈尔滨工业大学 | 3D printing device and method for preparing aluminum matrix composite |
| CN111331139A (en) * | 2020-02-19 | 2020-06-26 | 哈尔滨工业大学 | Method for preparing metal matrix composite material under different composite pressures in high flux manner |
| CN112974773A (en) * | 2021-02-05 | 2021-06-18 | 哈尔滨工业大学 | Method for preparing high-strength plastic beryllium-aluminum composite material by pressure infiltration |
-
2022
- 2022-05-18 CN CN202210542545.XA patent/CN114850507A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1562527A (en) * | 2004-03-15 | 2005-01-12 | 周照耀 | Metal composite, preparation, forming method and equipment |
| CN101323919A (en) * | 2008-07-25 | 2008-12-17 | 哈尔滨工业大学 | Method for preparing metal-matrix composite by vacuum pressure infiltration |
| CN103589891A (en) * | 2013-11-26 | 2014-02-19 | 哈尔滨工业大学 | Preparation methods of magnesium-based porous composite material containing Al2O3 hollow spheres |
| CN109468549A (en) * | 2018-12-10 | 2019-03-15 | 南昌航空大学 | A kind of near-net-shape method of 3D braided fiber enhancing metal-base composites |
| CN110899705A (en) * | 2019-12-10 | 2020-03-24 | 哈尔滨工业大学 | 3D printing device and method for preparing aluminum matrix composite |
| CN111331139A (en) * | 2020-02-19 | 2020-06-26 | 哈尔滨工业大学 | Method for preparing metal matrix composite material under different composite pressures in high flux manner |
| CN112974773A (en) * | 2021-02-05 | 2021-06-18 | 哈尔滨工业大学 | Method for preparing high-strength plastic beryllium-aluminum composite material by pressure infiltration |
Non-Patent Citations (1)
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