CN108941564A - A kind of production method of metallic molecule sieve - Google Patents
A kind of production method of metallic molecule sieve Download PDFInfo
- Publication number
- CN108941564A CN108941564A CN201810987857.5A CN201810987857A CN108941564A CN 108941564 A CN108941564 A CN 108941564A CN 201810987857 A CN201810987857 A CN 201810987857A CN 108941564 A CN108941564 A CN 108941564A
- Authority
- CN
- China
- Prior art keywords
- production method
- metallic molecule
- molecule sieve
- compounding substances
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/10—Filter screens essentially made of metal
- B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
-
- 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
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1121—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers
-
- 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
- B22F3/24—After-treatment of workpieces or articles
-
- 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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
- B22F2003/242—Coating
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Abstract
The invention discloses a kind of production methods of metallic molecule sieve, it is mixed using several aluminium powders, iron powder, carbon dust, plasticiser, alloy enhancing element, paraffin powder and copper powder, form compounding substances, then make compounding substances uniform fold on the webbed ribbon surface of shape, then reticular fibre item is put into rotary furnace and is sintered operation, forms metal mesh, after metal mesh is formed, sieve technology processing is carried out to it, combines it with molecular sieve, forms metallic molecule sieve.The present invention provides a kind of production method of metallic molecule sieve, after metallic molecule sieve is made, adsorption operations are carried out in liquid or gas without direct plungeing into molecular sieve, are avoided and subsequent are fished for operation, the labor intensity of operator is reduced, while also reducing the consumption of cost.
Description
Technical field
The invention belongs to technical field of molecular sieve more particularly to a kind of production methods of metallic molecule sieve.
Background technique
Molecular sieve is a kind of include accurate and single small hole material, can be used for adsorbed gas or liquid.Foot
Enough small molecules can be adsorbed by duct, and bigger molecule then cannot, it is dividing unlike a common sieve
It is operated in sub- level.
Powder metallurgy is to produce metal or metal powder is used to manufacture metal by forming and sintering operation as raw material
The technology of material, composite material and various types product, currently, PM technique be widely used in traffic,
The fields such as machinery, electronics, aerospace, weapons, biology, new energy, information and nuclear industry become in new material science and most send out
One of the branch of exhibition vigor.
At present for the use of molecular sieve, usually molecular sieve is direct plungeed into liquid or gas, to carry out absorption behaviour
Make, but make to be adsorbed in this way, after completing adsorption operations, needs to take out in molecular sieve, increase operator
Labor intensity be not easily taken out and since the partial size of molecular sieve is minimum, need to take out using distinctive instrument, increase
The use of cost.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of production method of metallic molecule sieve, and metal point is made
After sub- sieve, adsorption operations are carried out in liquid or gas without direct plungeing into molecular sieve, avoid it is subsequent fish for operation, drop
The low labor intensity of operator, while also reducing the consumption of cost.
In order to achieve the above objectives, the technical solution adopted by the present invention are as follows: a kind of production method of metallic molecule sieve, including
Following steps:
(1) mixing operates, and following substance is uniformly mixed: aluminium powder, iron powder, carbon dust, plasticiser, alloy enhancing member
Element, paraffin powder and copper powder, form compounding substances after mixing；
(2) reticular structure is formed using several ribbons, reticular structure is put into compounding substances, keeps compounding substances uniform
It is covered on ribbon surface；
(3) it will apply and wipe the reticular fibre items of compounding substances and be put into rotary furnace and be sintered operation, after the completion of sintering, shape
At metal mesh, metal mesh is cooled to room temperature；
(4) molecular screen material processing is carried out to metal mesh, forms it into metallic molecule sieve.
In a preferred embodiment of the present invention, in step (1), the proportion of each substance are as follows: aluminium powder 3%~5%, iron powder 10%
~15%, carbon dust 1%~2%, plasticiser 5%, alloy enhancing element 5%~6%, paraffin powder 4%, surplus are copper powder.
In a preferred embodiment of the present invention, in step (1), the compounding substances are viscous liquid.
In a preferred embodiment of the present invention, in step (2), the ribbon is the degradable undulation degree materials and parts of high temperature.
In a preferred embodiment of the present invention, before carrying out step (3), it can also follow the steps below: painting be wiped mixed
The reticular fibre item for closing substance carries out the pre-heat treatment, has the compounding substances on reticular fibre surface before carrying out step (3)
There is certain hardness.
In a preferred embodiment of the present invention, the treatment temperature of the pre-heat treatment is 45~60 DEG C.
In a preferred embodiment of the present invention, in step (3), the temperature in the rotary furnace is 700~1000 DEG C, described
When a length of 1~1.5h that sintering operation carries out.
In a preferred embodiment of the present invention, in step (4), molecular sieve spraying can be used or be put into the metal mesh viscous
In thick liquid shape molecular sieve, make molecular sieve uniform fold in the metal net surface.
In a preferred embodiment of the present invention, in step (1), the alloy enhancing element is the mixed of one or more of
Close object: Zn, Co, Mn, Mo.
In a preferred embodiment of the present invention, the alloy enhancing element each element proportion are as follows: Zn 15%~30%, Co
10%~20%, Mn 25%~30%, surplus Mo.
The invention solves the defect existing in the background technology, the present invention have it is following the utility model has the advantages that
(1) metal mesh is made by the way of powder metallurgy, porous or half is fine and close due to will form after powder metallurgy formation
Structure, be conducive to molecular sieve and enter in the hole of metal mesh, increase the amount of molecular sieve, to enhance adsorption effect；
(2) reticular structure is formed using several ribbons, different mesh shapes can be formed, enhanced of the invention general
Property, simultaneously because ribbon be can high temperature degradation part, so will not influence the sintering operation in later period；
(3) use of alloy enhancing element, enhances the hardness after metal mesh is formed；
(4) molecular sieve adsorbed gas or liquid are used, ensure that adsorption effect.
Specific embodiment
Presently in connection with specific embodiment, the present invention is described in further detail.
Embodiment 1
A kind of production method of metallic molecule sieve, comprising the following steps:
(1) mixing operates, and following substance is uniformly mixed: aluminium powder, iron powder, carbon dust, plasticiser, alloy enhancing member
Element, paraffin powder and copper powder, form compounding substances after mixing；
(2) reticular structure is formed using several ribbons, reticular structure is put into compounding substances, keeps compounding substances uniform
It is covered on ribbon surface；
(3) it will apply and wipe the reticular fibre items of compounding substances and be put into rotary furnace and be sintered operation, after the completion of sintering, shape
At metal mesh, metal mesh is cooled to room temperature；
(4) molecular screen material processing is carried out to metal mesh, forms it into metallic molecule sieve.
Wherein: in step (2), the ribbon that uses for can high temperature degradation filamentary member so that carrying out next step
When sintering operation, ribbon will not influence the molding of metal mesh, and since ribbon can form different reticular structures, so
Metal mesh of different shapes may finally be formed, versatility of the invention is enhanced.
To sum up, the present invention uses molecular sieve adsorbed gas or liquid, while guaranteeing adsorption effect, using powder
The mode of metallurgy makes metal mesh, due to will form porous or half fine and close structure after powder metallurgy formation, is conducive to molecular sieve
Into in the hole of metal mesh, the amount of molecular sieve is increased, to enhance adsorption effect.
Embodiment 2
A kind of production method of metallic molecule sieve, comprising the following steps:
(1) mixing operates, and following substance is uniformly mixed: 3% aluminium powder, 10% iron powder, 1% carbon dust, 5%
Plasticiser, 5% alloy enhancing element, 4% paraffin powder and surplus copper powder, form compounding substances after mixing；
(2) using it is several can high temperature degradation ribbon formed reticular structure, reticular structure is put into compounding substances, is made
Compounding substances uniform fold is on ribbon surface；
(3) it will apply and wipe the reticular fibre items of compounding substances and be put into rotary furnace and be sintered operation, the temperature in rotary furnace
Degree is 700 DEG C, is kept for 700 DEG C be sintered operation 1h, after the completion of sintering, forms metal mesh, metal mesh is cooled to room temperature；
(4) molecular screen material processing is carried out to metal mesh, forms it into metallic molecule sieve.
Wherein:
The use of plasticiser in step (1), can make compounding substances is viscous liquid state under normal temperature state, convenient for covering
On ribbon surface.
Alloy enhancing element in step (1) is mixed by following ratio: Zn 15%, Co 10%, Mn 25%, surplus are
Mo, alloy enhance the use of element, enhance the hardness after metal mesh is formed.
Before carrying out step (3), the reticular fibre item that compounding substances can be also wiped to painting carries out the pre-heat treatment, at preheating
The temperature of reason is 45 DEG C, and the pre-heat treatment can make the compounding substances on reticular fibre surface have one before carrying out step (3)
Fixed hardness, so that compounding substances be avoided to fall off from reticular fibre item.
In step (4), molecular sieve spraying can be used or metal mesh is put into viscous liquid shape molecular sieve, make molecular sieve
Uniform fold is in metal net surface, after dry, forms metallic molecule sieve.
To sum up, the present invention uses molecular sieve adsorbed gas or liquid, while guaranteeing adsorption effect, using powder
The mode of metallurgy makes metal mesh, due to will form porous or half fine and close structure after powder metallurgy formation, is conducive to molecular sieve
Into in the hole of metal mesh, the amount of molecular sieve is increased, to enhance adsorption effect.
Based on the above description of the preferred embodiments of the present invention, through the above description, related personnel completely can be with
Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention
It is not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (10)
1. a kind of production method of metallic molecule sieve, it is characterised in that: the following steps are included:
(1) mixing operates, and following substance is uniformly mixed: aluminium powder, iron powder, carbon dust, plasticiser, alloy enhancing element, stone
Wax powder and copper powder form compounding substances after mixing；
(2) reticular structure is formed using several ribbons, reticular structure is put into compounding substances, compounding substances uniform fold is made
On ribbon surface；
(3) it will apply and wipe the reticular fibre items of compounding substances and be put into rotary furnace and be sintered operation, after the completion of sintering, be formed golden
Belong to net, metal mesh is cooled to room temperature；
(4) molecular screen material processing is carried out to metal mesh, forms it into metallic molecule sieve.
2. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: in step (1), each object
The proportion of matter are as follows: aluminium powder 3%~5%, iron powder 10%~15%, carbon dust 1%~2%, plasticiser 5%, alloy enhance element 5%
~6%, paraffin powder 4%, surplus are copper powder.
3. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: described in step (1)
Compounding substances are viscous liquid.
4. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: described in step (2)
Ribbon is the degradable undulation degree materials and parts of high temperature.
5. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: carrying out step (3)
Before, can also follow the steps below: the reticular fibre item for wiping compounding substances to painting carries out the pre-heat treatment, makes reticular fibre bar table
The compounding substances in face have certain hardness before carrying out step (3).
6. a kind of production method of metallic molecule sieve according to claim 5, it is characterised in that: the pre-heat treatment
Treatment temperature is 45~60 DEG C.
7. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: described in step (3)
Temperature in rotary furnace is 700~1000 DEG C, when a length of 1~1.5h that the sintering operation carries out.
8. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: in step (4), can adopt
It is sprayed with molecular sieve or the metal mesh is put into viscous liquid shape molecular sieve, make molecular sieve uniform fold in the metal
Net surface.
9. a kind of production method of metallic molecule sieve according to claim 1, it is characterised in that: described in step (1)
Alloy enhances the mixture that element is one or more of: Zn, Co, Mn, Mo.
10. a kind of production method of metallic molecule sieve according to claim 9, it is characterised in that: the alloy enhancing
Element each element proportion are as follows: Zn 15%~30%, Co 10%~20%, Mn 25%~30%, surplus Mo.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810987857.5A CN108941564B (en) | 2018-08-28 | 2018-08-28 | Method for manufacturing metal molecular screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810987857.5A CN108941564B (en) | 2018-08-28 | 2018-08-28 | Method for manufacturing metal molecular screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108941564A true CN108941564A (en) | 2018-12-07 |
| CN108941564B CN108941564B (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810987857.5A Active CN108941564B (en) | 2018-08-28 | 2018-08-28 | Method for manufacturing metal molecular screen |
Country Status (1)
| Country | Link |
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| CN (1) | CN108941564B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057848A1 (en) * | 1981-01-29 | 1982-08-18 | Nippon Seisen Co., Ltd. | Metallic sintered body and process for preparing the same |
| CN1166236A (en) * | 1995-10-17 | 1997-11-26 | 三洋电机株式会社 | Alkaline battery using spongy metal substrate |
| CN1192950A (en) * | 1997-03-11 | 1998-09-16 | 片山特殊工业株式会社 | Mfg. method for metal porous body, metal porous body and electrode for cell made by same |
| CN2393626Y (en) * | 1999-05-13 | 2000-08-30 | 中国人民解放军57605部队 | Purifying filtering materials containing particular adsorbent |
| CN1843597A (en) * | 2006-04-07 | 2006-10-11 | 陈明波 | A novel metal filtration film and preparation method thereof |
| CN102333579A (en) * | 2009-02-26 | 2012-01-25 | 约翰森·马瑟公开有限公司 | Filter for filtering particulate matter from exhaust gas emitted from a positive ignition engine |
| CN102512978A (en) * | 2011-11-23 | 2012-06-27 | 华南理工大学 | Paper sintering metal fiber load molecular sieve membrane and preparation method thereof |
| CN106215526A (en) * | 2016-08-31 | 2016-12-14 | 何县香 | A kind of composite filter felt |
-
2018
- 2018-08-28 CN CN201810987857.5A patent/CN108941564B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057848A1 (en) * | 1981-01-29 | 1982-08-18 | Nippon Seisen Co., Ltd. | Metallic sintered body and process for preparing the same |
| CN1166236A (en) * | 1995-10-17 | 1997-11-26 | 三洋电机株式会社 | Alkaline battery using spongy metal substrate |
| CN1192950A (en) * | 1997-03-11 | 1998-09-16 | 片山特殊工业株式会社 | Mfg. method for metal porous body, metal porous body and electrode for cell made by same |
| CN2393626Y (en) * | 1999-05-13 | 2000-08-30 | 中国人民解放军57605部队 | Purifying filtering materials containing particular adsorbent |
| CN1843597A (en) * | 2006-04-07 | 2006-10-11 | 陈明波 | A novel metal filtration film and preparation method thereof |
| CN102333579A (en) * | 2009-02-26 | 2012-01-25 | 约翰森·马瑟公开有限公司 | Filter for filtering particulate matter from exhaust gas emitted from a positive ignition engine |
| CN102512978A (en) * | 2011-11-23 | 2012-06-27 | 华南理工大学 | Paper sintering metal fiber load molecular sieve membrane and preparation method thereof |
| CN106215526A (en) * | 2016-08-31 | 2016-12-14 | 何县香 | A kind of composite filter felt |
Non-Patent Citations (1)
| Title |
|---|
| 顾临等: ""烧结金属多孔滤材技术综述"", 《流体机械》 * |
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| CN108941564B (en) | 2021-06-11 |
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