CN103834828B - A kind of controllable through hole zinc and kirsite porous material preparation method - Google Patents
A kind of controllable through hole zinc and kirsite porous material preparation method Download PDFInfo
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- CN103834828B CN103834828B CN201210489862.6A CN201210489862A CN103834828B CN 103834828 B CN103834828 B CN 103834828B CN 201210489862 A CN201210489862 A CN 201210489862A CN 103834828 B CN103834828 B CN 103834828B
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Abstract
Prepared the invention belongs to material and manufacture field, more particularly to a kind of controllable through hole zinc and kirsite porous material preparation method.Through hole zinc and kirsite porous material preparation method that this method is referred to include the smelting and pouring of the preparation, zinc and zinc alloy material of the selection and precast body of fiber.Of the invention being advantageous in that solves via material aperture, is distributed uncontrollable problem, can prepare the controllable through hole zinc and kirsite porous material such as out position, porosity, aperture as needed.The through-hole diameter prepared：0.01mm -10mm, aspect ratio：1—500.The preparation process of controllable through hole zinc of the present invention and kirsite porous material is simple, low cost, it is easy to accomplish industrialization.
Description
Technical field
Prepared the invention belongs to material and manufacture field, more particularly to a kind of controllable through hole zinc and kirsite porous material
Preparation method.
Background technology
Metal polyporous material be develop rapidly in the world in the later stage eighties it is a kind of with excellent physical characteristic and
The new engineering material of good mechanical performance, it possesses various superior physical properties, such as proportion is small, rigidity is big, specific surface is big,
Damping performance is good, soundproof effect is good, capability of electromagnetic shielding is high etc., it is applied widely in some high-tech sectors.It is right
In via metal material, also have the advantages that thermal conductivity is high, gas permeability is high, heat exchange heat-sinking capability is high.Metal foaming material
The functional material of many occasions is can not only be used for, also can be a kind of many recruitments of excellent performance as the structural material of some occasions
Journey material.
The manufacture method of metal polyporous material is a lot, including gas insufflation, solid blowing agent method and metal/gas eutectic
The preparation methods such as directional solidification method, investment casting, infiltration casting, spray deposition and powder pressurization fusion method, wherein
Metal/gas eutectic directional solidification method using hydrogen gas bubbles in eutectic reaction float can through-hole porous material, but its aperture size,
The distribution in hole is uncontrollable, and is simply possible to use in the metal throuth hole porous materials few in number such as manufacture pure Cu, Mg.And it is currently manufactured logical
The technology of mesoporous metal material has electric spark and laser method, but both technologies have certain limitations to the depth of manufacturing hole, application
Prospect is subject to a definite limitation.
The content of the invention
Goal of the invention：For above-mentioned technology exist defect or deficiency, the present invention is intended to provide a kind of controllable through hole zinc and
The preparation process of kirsite porous material preparation method, controllable through hole zinc of the present invention and kirsite porous material is simple,
The controllable through hole zinc and kirsite porous material such as out position, porosity, aperture can be prepared as needed.
Technical scheme：The present invention is achieved through the following technical solutions：
A kind of controllable through hole zinc and kirsite porous material preparation method, it is characterised in that：The method is entered according to the following steps
OK：
（1）, choose need processing zinc and kirsite matrix material；
（2）, choose with the zinc and kirsite matrix material wellability difference fibrous material, to meet the fibrous material with gold
The requirement of the infiltration angle more than 90 ° of category matrix material；
（3）, on demand prepare the size in aperture, fibrous material tow is compiled into precast body；
（4）, zinc and zinc alloy material melted；
（5）, according to the aperture location that need to be prepared, how many and length parameter, the zinc and zinc of the precast body that will be worked out and fusing
Alloy base material solidifies in die cavity；
（6）, after coagulation forming, the precast body in removal zinc and kirsite matrix material prepares the zinc of controllable through hole
And kirsite porous material.
The fibrous material of selection is that the fibrous material chosen is carbon fiber.
The carbon fiber of selection for standard specification 1k, 3k, 24K, 64K, or above-mentioned tow combination or fractionation, choose
Carbon fiber without plating, chemical plating, meet its performance of the infiltration angle more than 90 ° with metal matrix material.
The precast body worked out is solidified with the zinc and kirsite matrix material of fusing in die cavity, Ke Yishi：First will be prefabricated
Body is put into die cavity, is solidified during the zinc of fusing and kirsite matrix material are poured into die cavity；Or using first by zinc and kirsite
In matrix material injection die cavity, then by precast body as solidification in the zinc of injection fusing and the die cavity of kirsite matrix material.
The die cavity of cast is sand mold or metal mold.
In the precast body of establishment, the establishment direction of fibrous material can be vertical, horizontal direction, also can be between vertical, water
Any angle between flat.
The establishment of carbon fiber precast body can be using hand weaving or machinery establishment.
The casting method for using can be the various casting sides such as gravitational casting, compression casting, low pressure casting, lost foam casting
Method.
Carbon fiber precast body in removal zinc and kirsite matrix material, can directly extract out, can also use and be heated
Oxidation, makes carbon fiber and gasification symphysis into carbon dioxide, removes carbon fiber.
Precast body in removal zinc and kirsite matrix material, gases at high pressure or highly pressurised liquid are passed through using by its one end,
Precast body is removed from metal matrix material using pressure effect, prepare the material of controllable through hole.
Advantage and effect：A kind of controllable through hole zinc and kirsite porous material preparation method in the present invention, prepare
The bore dia of through hole zinc and kirsite porous material：0.01mm -10mm, aspect ratio：1—500.By carbon fiber and zinc and zinc
Poor (90 ° of the angle ＞ of infiltration of wellability of alloy）The characteristics of, so matrix material used is extensively, former material supply channel is wide, is this
The production of invention Product industrialization, wide popularization and application provide advantage.According to the controllability that carbon fiber precast body is worked out, can
Require to be worked out with the position according to hole, porosity, the different of aperture, so that obtained through hole zinc and the porous material of kirsite
The aperture of material shape, size and interior bone and the trend in hole can control, and the scope of application is extremely wide.It can be seen that the method technique ten
Divide simple, pollution-free in process of production, three wastes do not cause the harm to environment.
Specific embodiment：
General technical thinking of the invention is：Poor (90 ° of the angle ＞ of infiltration of wellability based on fiber and metal）, so as to choose
Carbon fiber without plating, chemical plating, carbon fiber just can reach and the nonwettable requirement of parent metal.According to hole size
Difference require selection standard specification 1k, 3k, 24k, 64k carbon fiber, or above-mentioned tow combination be combined or
Split.Develop carbon fiber precast body.Precast body is compiled into using hand weaving or machine.In the carbon fiber precast body of establishment
The distribution of carbon fiber can uniformly, it is also non-homogeneous；The size of carbon fibre tow can be identical, also different；The establishment side of carbon fiber
To can vertically, level, any angle that also can be between vertical, level.The precast body that will be worked out is with molten metal bath in type
Solidified in chamber, the die cavity for referring to can make sand mold, or metal mold；The method for using can cast for gravitational casting, pressure
Make, the various casting methods such as low pressure casting, lost foam casting.The precast body of establishment is solidified with molten metal in die cavity can be used
First molten metal is injected in die cavity, then precast body is solidified as in the die cavity for injecting molten metal.Can be by after shaping to be solidified
Carbon fiber in precast body is directly extracted out；Oxidation can also be heated, makes carbon fiber with gasification symphysis into carbon dioxide gas
Body, is being removed；Its one end can also be passed through gases at high pressure or highly pressurised liquid, carbon fiber from metal is made using pressure effect
Middle removal, prepares via metal porous material.
It is illustrated below by specific embodiment：（Technical scheme is not limited only to embodiment）.
Embodiment 1：The preparation method of a kind of controllable through hole zinc or kirsite porous material, is carried out as follows：
（1）, from zinc or kirsite matrix material；
（2）, from carbon fiber：Difference according to hole size requires the carbon of 1k, 3k, 24k, 64k of selection standard specification
Fiber, or the combination of above-mentioned tow is combined or splits；
(3), the preparation of carbon fiber precast body：The carbon fiber of selection is compiled into using hand weaving or machine prefabricated
Body, in the carbon fiber precast body of establishment the distribution of carbon fiber can uniformly, it is also non-homogeneous；The size of carbon fibre tow can it is identical,
Also can be different；The establishment direction of carbon fiber can vertically, level, any angle that also can be between vertical, level；
(4), moulding：Moulding is carried out according to required product, sand casting can be taken, it is also possible to choose metal mold；
（5）, melting：With electro-smelting zinc or kirsite matrix material into liquid, according to the different optional weights of selected materials
The different casting techniques such as power casting, compression casting, low pressure casting, lost foam casting；
（6）, it is die-filling：Carbon fiber precast body is chosen in the specific requirement of the via material according to manufacture, and precast body is fitted into
In the type made, it is also possible to again by precast body as wherein after during zinc or zinc liquid are as die cavity；
（7）, cast：By in the zinc after melting or zinc liquid injection moulding；
（8）, portal：After material solidification, carbon fiber can directly be extracted out；Carbon fiber heating can also be aoxidized, made
Carbon fiber and gasification symphysis into carbon dioxide, remove carbon fiber；Its one end can also be passed through gases at high pressure or high pressure
Liquid, makes it be removed from zinc or kirsite using pressure effect, prepares porous material.
Of the invention being advantageous in that solves through hole zinc and kirsite aperture of porous material, is distributed uncontrollable problem,
The controllable through-hole porous metal materials such as out position, porosity, aperture can be prepared as needed.The via metal prepared
Porous material diameter：0.01mm -10mm, aspect ratio：1—500.The system of controllable via metal porous material of the present invention
Standby process is simple, low cost, it is easy to accomplish industrialization.
Claims (8)
1. a kind of controllable through hole zinc and kirsite porous material preparation method, it is characterised in that：The method is carried out according to the following steps：
（1）, choose need processing zinc and kirsite matrix material；
（2）, choose with the zinc and kirsite matrix material wellability difference fibrous material, to meet the fibrous material and Metal Substrate
The requirement of the infiltration angle more than 90 ° of body material；
（3）, on demand prepare the size in aperture, fibrous material tow is compiled into precast body；
（4）, zinc and zinc alloy material melted；
（5）, according to the aperture location that need to be prepared, how many and length parameter, the zinc and kirsite of the precast body that will be worked out and fusing
Matrix material solidifies in die cavity；
（6）, after coagulation forming, the precast body in removal zinc and kirsite matrix material, prepares controllable through hole zinc and zinc is closed
Golden porous material；
The fibrous material of selection is carbon fiber；The through hole zinc and the aspect ratio of kirsite porous material prepared：1—500.
2. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Choose
Carbon fiber is 1K, 3K, 24K, 64K of standard specification, or above-mentioned tow combination or fractionation, the carbon fiber of selection without plating,
Chemical plating, meets its performance of the infiltration angle more than 90 ° with metal matrix material.
3. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Cast
Die cavity is sand mold or metal mold.
4. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Use
Method is gravitational casting, compression casting, low pressure casting, lost foam casting.
5. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Will establishment
Precast body with fusing zinc and kirsite matrix material solidified in die cavity, i.e.,：First precast body is put into die cavity, will be melted
Zinc and kirsite matrix material pour into die cavity and solidify；Or use is first injected in die cavity zinc and kirsite matrix material,
Again by precast body as solidification in the zinc of injection fusing and the die cavity of kirsite matrix material.
6. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Establishment
In precast body, the establishment direction of fibrous material for vertically, horizontal direction, or any angle between vertical, level.
7. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Removal zinc
And the carbon fiber precast body in kirsite matrix material, directly extract out, or using being heated oxidation, make carbon fiber with it is gasification
Symphysis removes carbon fiber into carbon dioxide.
8. controllable through hole zinc according to claim 1 and kirsite porous material preparation method, it is characterised in that：Removal zinc
And the precast body in kirsite matrix material, gases at high pressure or highly pressurised liquid are passed through using by its one end, made using pressure effect
Precast body is removed from metal matrix material, prepares the material of controllable through hole.
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| CN103834828B true CN103834828B (en) | 2017-06-16 |
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| CN104607620A (en) * | 2014-12-05 | 2015-05-13 | 沈阳工业大学 | Novel method for manufacturing array hole metal materials through vibration casting |
| CN109248935A (en) * | 2018-09-11 | 2019-01-22 | 山东大学 | The processing technology of cellular profile in a kind of band |
| CN110157936B (en) * | 2019-05-14 | 2020-11-03 | 东南大学 | Preparation method of biomedical ordered porous as-cast zinc-based material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294951A (en) * | 1999-11-04 | 2001-05-16 | Ykk株式会社 | Method and apparatus for producing cast product with microholes |
| CN101439399A (en) * | 2008-12-26 | 2009-05-27 | 宁夏共享集团有限责任公司 | Horizontal casting method for ultralong cast holes of cast steel and iron casting |
| CN101439400A (en) * | 2008-12-26 | 2009-05-27 | 宁夏共享集团有限责任公司 | Method for casting multiple elongated holes on large-sized thick-wall iron casting with furan bonded sand core |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294951A (en) * | 1999-11-04 | 2001-05-16 | Ykk株式会社 | Method and apparatus for producing cast product with microholes |
| CN101439399A (en) * | 2008-12-26 | 2009-05-27 | 宁夏共享集团有限责任公司 | Horizontal casting method for ultralong cast holes of cast steel and iron casting |
| CN101439400A (en) * | 2008-12-26 | 2009-05-27 | 宁夏共享集团有限责任公司 | Method for casting multiple elongated holes on large-sized thick-wall iron casting with furan bonded sand core |
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Effective date of registration: 20180724 Address after: 226300 New Century Avenue, Nantong hi tech Zone, Jiangsu 266 Patentee after: Amperex Technology Limited, Jiangsu Address before: 110870 Shenyang 111 economic and Technological Development Zone, Liaoning Patentee before: Shenyang University of Technology |