CN104190939A - Preparation method for laminated composite metal material - Google Patents
Preparation method for laminated composite metal material Download PDFInfo
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- CN104190939A CN104190939A CN201410410980.2A CN201410410980A CN104190939A CN 104190939 A CN104190939 A CN 104190939A CN 201410410980 A CN201410410980 A CN 201410410980A CN 104190939 A CN104190939 A CN 104190939A
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Abstract
The invention discloses a preparation method for a laminated composite metal material. The laminated composite metal material comprises a nickel layer and an aluminum layer. The thickness of the laminated composite metal material ranges from 0.18 mm to 0.25 mm, wherein the ratio of the thickness of the nickel layer to the thickness of the aluminum layer ranges from 1:1 to 1:3. The preparation method comprises the following steps of (1) material weighing and mixing, (2) composite metal layer preparation, (3) preforming and (4) pressing sintering forming. According to the preparation method for the laminated composite metal material, the technology is simple, operation is convenient, the prepared aluminum/nickel laminated composite metal material has the excellent combined performance, has the dual characteristics of high strength and high tenacity, and is a welding transition layer with the overall excellent performance, and the application prospect is large.
Description
Technical field
The present invention relates to metal material technical field, particularly relate to a kind of preparation method of layered composite metal material.
Background technology
Along with scientific and technical development, the battery material of mobile phone, notebook computer etc. is from types such as traditional ni-mh, lithium ion, polymer to light weight, high-energy-density future development, and the housing majority of battery also changes the aluminium of lighter weight into from steel.And outer extreme general employing electric conductivity and all good pure nickel materials of corrosion resistance of drawing of battery, welding performance between itself and aluminum shell is poor, affect the performance of battery, solution is traditionally that the synthetic a kind of aluminium/nickel dam shape composite metal belt of design is as welding transition layer.
At present, the preparation method of conventional aluminium/nickel dam shape composite metal belt is hot composition process or electroplates spraying roll forming technique both at home and abroad, and the former is very high to the requirement of equipment, is difficult to apply; Although it is relatively low that the latter's Processes and apparatus requires, toughness and the intensity of the composite material of preparation are poor, and service life is short.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of preparation method of layered composite metal material, can solve existing aluminium/nickel dam shape composite material defect and a technology of preparing difficult problem.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of preparation method of layered composite metal material is provided, and layered composite material comprises nickel dam and aluminium lamination, and the thickness proportion of described nickel dam and described aluminium lamination is 1:1～3;
Described preparation method comprises the steps:
(1) weighing mixes: take respectively nickel metal powder and aluminum metal powder, then respectively add wherein 10～20% clear water, stir and become even mixture slurry, and for subsequent use;
(2) prepare complex metal layer: the nickel metal powder slurry of preparation in step (1) is injected in cuboid mould, floating surface, then to its upper injection aluminum metal powder slurry, floating surface, for subsequent use;
(3) preformed: the complex metal layer of preparation in step (2) is placed in temperature programming hot pressing furnace together with mould, under inert gas environment, temperature programming to 300～500 DEG C, insulation 30～60min, program is down to room temperature again, takes out and obtains preformed complex metal layer;
(4) compacting sintering moulding: preformed composition metal in step (3) is placed in temperature programming hot pressing furnace, under inert gas environment and pressure condition, temperature programming to 1400～1600 DEG C, constant temperature pressurize 2～3h, pressurize is cooled to room temperature naturally again, obtains described aluminium/nickel dam shape composite material.
In a preferred embodiment of the present invention, in described step (3), described temperature programming speed is 200 DEG C/h; Described programmed cooling speed is 150 DEG C/h.
In a preferred embodiment of the present invention, in described step (4), described pressure is 400～450MPa, and described temperature programming speed is 100 DEG C/h.
In a preferred embodiment of the present invention, in described step (3) and step (4), described inert gas is helium, argon gas or hydrogen.
In a preferred embodiment of the present invention, the thickness of layered composite material is 0.18～0.25mm.
The invention has the beneficial effects as follows: the preparation method of a kind of layered composite metal material of the present invention, its technique is simple, easy to operate, prepared aluminium/nickel dam shape composite material has excellent binding ability, have the double grading of high strength and high tenacity concurrently simultaneously, be a kind of welding transition layer of excellent combination property, application prospect is larger.
Detailed description of the invention
Below preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
The embodiment of the present invention comprises:
A kind of layered composite metal material, comprises nickel dam and aluminium lamination, and thickness is 0.18～0.25mm, and wherein, the thickness proportion of nickel dam and aluminium lamination is 1:1～3; This aluminium/nickel dam shape composite material, taking powdered aluminum metal dust and nickel metal powder as raw material, is prepared from by powder metallurgic method.
Embodiment 1
(1) weighing mixes: take respectively nickel metal powder and aluminum metal powder that volume ratio is 1:1, then respectively add wherein 10% clear water, stir and become even mixture slurry, and for subsequent use;
(2) prepare complex metal layer: the nickel metal powder slurry of preparation in step (1) is injected in cuboid mould, floating surface, then to its upper injection aluminum metal powder slurry, floating surface, for subsequent use;
(3) preformed: the complex metal layer of preparation in step (2) is placed in temperature programming hot pressing furnace together with mould, under helium environment, with the heating rate temperature programming to 300 DEG C of 200 DEG C/h, insulation 60min, be down to room temperature with the rate of temperature fall program of 150 DEG C/h again, take out and obtain preformed complex metal layer;
(4) compacting sintering moulding: preformed composition metal in step (3) is placed in temperature programming hot pressing furnace, under the pressure condition of ar gas environment and 400MPa, with the heating rate temperature programming to 1400 DEG C of 100 DEG C/h, constant temperature pressurize 3h, pressurize is cooled to room temperature naturally again, and obtaining thickness is aluminium/nickel dam shape composite material of 0.25mm.
Embodiment 2
(1) weighing mixes: take respectively nickel metal powder and aluminum metal powder that volume ratio is 1:3, then respectively add wherein 20% clear water, stir and become even mixture slurry, and for subsequent use;
(2) prepare complex metal layer: the nickel metal powder slurry of preparation in step (1) is injected in cuboid mould, floating surface, then to its upper injection aluminum metal powder slurry, floating surface, for subsequent use;
(3) preformed: the complex metal layer of preparation in step (2) is placed in temperature programming hot pressing furnace together with mould, under helium environment, with the heating rate temperature programming to 500 DEG C of 200 DEG C/h, insulation 30min, be down to room temperature with the rate of temperature fall program of 150 DEG C/h again, take out and obtain preformed complex metal layer; Aluminium lamination and just one-step forming of nickel dam by preforming process;
(4) compacting sintering moulding: preformed composition metal in step (3) is placed in temperature programming hot pressing furnace, under the pressure condition of hydrogen environment and 450MPa, with the heating rate temperature programming to 1600 DEG C of 100 DEG C/h, constant temperature pressurize 2h, pressurize is cooled to room temperature naturally again, and obtaining thickness is aluminium/nickel dam shape composite material of 0.18mm.
Aluminium/nickel dam shape composite material prepared by said method, by compacting sintering technique, two kinds of metallic particles phases counterdiffusion on contact-making surface, form transition zone, improve the bond strength of two kinds of metals, make the layered composite metal storeroom of preparation apart from the dual property of high strength and high tenacity, meet instructions for use.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. a preparation method for layered composite metal material, is characterized in that, layered composite material comprises nickel dam and aluminium lamination, and the thickness proportion of described nickel dam and described aluminium lamination is 1:1～3;
Described preparation method comprises the steps:
(1) weighing mixes: take respectively nickel metal powder and aluminum metal powder, then respectively add wherein 10～20% clear water, stir and become even mixture slurry, and for subsequent use;
(2) prepare complex metal layer: the nickel metal powder slurry of preparation in step (1) is injected in cuboid mould, floating surface, then to its upper injection aluminum metal powder slurry, floating surface, for subsequent use;
(3) preformed: the complex metal layer of preparation in step (2) is placed in temperature programming hot pressing furnace together with mould, under inert gas environment, temperature programming to 300～500 DEG C, insulation 30～60min, program is down to room temperature again, takes out and obtains preformed complex metal layer;
(4) compacting sintering moulding: preformed composition metal in step (3) is placed in temperature programming hot pressing furnace, under inert gas environment and pressure condition, temperature programming to 1400～1600 DEG C, constant temperature pressurize 2～3h, pressurize is cooled to room temperature naturally again, obtains described aluminium/nickel dam shape composite material.
2. the preparation method of layered composite metal material according to claim 1, is characterized in that, in described step (3), described temperature programming speed is 200 DEG C/h; Described programmed cooling speed is 150 DEG C/h.
3. the preparation method of layered composite metal material according to claim 1, is characterized in that, in described step (4), described pressure is 400～450MPa, and described temperature programming speed is 100 DEG C/h.
4. the preparation method of layered composite metal material according to claim 1, is characterized in that, in described step (3) and step (4), described inert gas is helium, argon gas or hydrogen.
5. according to the preparation method of the layered composite metal material one of claim 1 to 4 Suo Shu, it is characterized in that, the thickness of layered composite material is 0.18～0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410410980.2A CN104190939A (en) | 2014-08-20 | 2014-08-20 | Preparation method for laminated composite metal material |
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| CN201410410980.2A CN104190939A (en) | 2014-08-20 | 2014-08-20 | Preparation method for laminated composite metal material |
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| CN104190939A true CN104190939A (en) | 2014-12-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106541140A (en) * | 2016-11-08 | 2017-03-29 | 西安科技大学 | A kind of preparation method of double metallic composite material |
| CN113102759A (en) * | 2021-04-06 | 2021-07-13 | 合肥工业大学 | Laminated high-strength aluminum alloy plate and regulating and controlling preparation method and testing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6244507A (en) * | 1985-08-20 | 1987-02-26 | Toyo Kohan Co Ltd | Method for sintering and joining hard sintered alloy film to steel stock |
| SU1420069A1 (en) * | 1985-11-29 | 1988-08-30 | Алтайский государственный университет | Method of making coatings based on combination of nickel with aluminium |
| US20030008169A1 (en) * | 2001-03-23 | 2003-01-09 | Kenji Sakai | Composite sliding material |
| CN102407408A (en) * | 2011-09-23 | 2012-04-11 | 南京工业大学 | Welding joint suitable for welding dissimilar metal materials and preparation method thereof |
| CN103008662A (en) * | 2011-09-23 | 2013-04-03 | 复盛应用科技股份有限公司 | Integrally forming method for compound metals |
-
2014
- 2014-08-20 CN CN201410410980.2A patent/CN104190939A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6244507A (en) * | 1985-08-20 | 1987-02-26 | Toyo Kohan Co Ltd | Method for sintering and joining hard sintered alloy film to steel stock |
| SU1420069A1 (en) * | 1985-11-29 | 1988-08-30 | Алтайский государственный университет | Method of making coatings based on combination of nickel with aluminium |
| US20030008169A1 (en) * | 2001-03-23 | 2003-01-09 | Kenji Sakai | Composite sliding material |
| CN102407408A (en) * | 2011-09-23 | 2012-04-11 | 南京工业大学 | Welding joint suitable for welding dissimilar metal materials and preparation method thereof |
| CN103008662A (en) * | 2011-09-23 | 2013-04-03 | 复盛应用科技股份有限公司 | Integrally forming method for compound metals |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106541140A (en) * | 2016-11-08 | 2017-03-29 | 西安科技大学 | A kind of preparation method of double metallic composite material |
| CN113102759A (en) * | 2021-04-06 | 2021-07-13 | 合肥工业大学 | Laminated high-strength aluminum alloy plate and regulating and controlling preparation method and testing method thereof |
| CN113102759B (en) * | 2021-04-06 | 2022-02-22 | 合肥工业大学 | Laminated high-strength aluminum alloy plate and regulating and controlling preparation method and testing method thereof |
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Application publication date: 20141210 |