CN111636060A - Process for pressing hard particle powder into flat plate by combining extrusion and rolling - Google Patents
Process for pressing hard particle powder into flat plate by combining extrusion and rolling Download PDFInfo
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- CN111636060A CN111636060A CN201910155316.0A CN201910155316A CN111636060A CN 111636060 A CN111636060 A CN 111636060A CN 201910155316 A CN201910155316 A CN 201910155316A CN 111636060 A CN111636060 A CN 111636060A
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- particle powder
- hard particle
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/02—Coating starting from inorganic powder by application of pressure only
- C23C24/04—Impact or kinetic deposition of particles
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/02—Coating starting from inorganic powder by application of pressure only
- C23C24/06—Compressing powdered coating material, e.g. by milling
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
The invention discloses a process for pressing hard particle powder into a flat plate by combining extrusion and rolling, which comprises the following steps: preparing a product or raw material to be processed, preparing hard particle powder to be used; feeding: using a feeding device to supply a product to be processed to a conveying and rolling device; spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, and covering the surface of the product to be processed with the hard particle powder; leveling: the sprayed hard particle powder of the product to be processed is fed into a rolling device at a constant speed for rolling, so that the hard particle powder is embedded into the surface of the raw material, and the surface of the raw material is flattened. The invention directly presses the hard particle powder into the surface of the product by rolling, thereby saving materials and working procedures and being convenient and practical.
Description
Technical Field
The invention relates to the field of extrusion injection molding, in particular to a process for pressing hard particle powder by combining extrusion and rolling flat plates.
Background
At present, an aluminum alloy or copper alloy flat plate produced by an extruder is cooled, straightened and cut after extrusion forming to obtain a finished product or a semi-finished product, and at the moment, no secondary processing and straightening treatment is carried out on the surface of the extruded high-temperature flat plate. The flat plate containing a certain area fraction of hard particle powder has the related properties of hard particle powder, such as thermal barrier coating, anti-sticking coating and dispersed strength particle of reinforced low strength alloy.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a process for pressing hard particle powder by combining extrusion and rolling flat plates, wherein the hard particle powder is directly pressed into the surface of a product by utilizing extrusion and rolling, so that the material and the working procedure are saved, and the process is convenient and practical.
In order to achieve the purpose, the invention is realized by the following technical scheme: a process for pressing hard particle powder by combining extrusion and rolling flat plates comprises the following steps:
(1) preparing materials: preparing a product or raw material to be processed, preparing hard particle powder to be used;
(2) feeding: using a feeding device (1) to feed the product to be processed onto a conveying and flattening device;
(3) spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, and covering the surface of the product to be processed with the hard particle powder;
(4) leveling: the sprayed hard particle powder of the product to be processed is fed into a rolling device at a constant speed for rolling, so that the hard particle powder is embedded into the surface of the raw material, and the surface of the raw material is flattened.
Further, the products to be processed are divided into two types, namely an aluminum alloy flat plate and a copper alloy flat plate.
Furthermore, the feeding device is a high-temperature extruder and a common plate feeding device.
Further, the bulk hardness of the hard particle powder is much greater than the hardness of the product to be processed.
Furthermore, a coating device is arranged on the powder spraying device, so that the hard particle powder is uniformly coated on the surface of a product to be processed.
Furthermore, the hard particles are silicon carbide, aluminum oxide and amorphous quasicrystal alloy, and the particle size of the hard particles is 10-100 um.
The invention provides a process for pressing hard particle powder by combining extrusion and rolling of a flat plate, which has the following beneficial effects:
the invention directly presses the hard particle powder into the surface of the product by extrusion and rolling, saves materials and working procedures, and is convenient and practical.
Drawings
FIG. 1 is a diagram illustrating the operation of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a process for pressing hard particle powder by combining extrusion and rolling flat plates comprises the following steps:
(1) preparing materials: preparing a product or raw material to be processed, preparing hard particle powder to be used;
(2) feeding: using a feeding device to supply a product to be processed to a conveying and rolling device;
(3) spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, and covering the surface of the product to be processed;
(4) leveling: and (3) sending the sprayed product to be processed into a rolling device at a constant speed, extruding or rolling to embed the hard particle powder into the surface of the raw material, and flattening the surface of the raw material.
Example 1:
preparing materials: putting an aluminum alloy or copper alloy raw material into an extruder, extruding an aluminum alloy flat plate or a copper alloy flat plate by using the extruder, and adding hard particle powder into a coating device;
feeding: extruding and molding the aluminum alloy flat plate or the copper alloy flat plate by using an extruder, arranging a conveying workbench at the discharging position of the extruder, and conveying the aluminum alloy flat plate or the copper alloy flat plate to a surface treatment position by using the conveying workbench;
spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, coating to ensure that the hard particle powder is uniform and flat, and covering the surface of an aluminum alloy flat plate or a copper alloy flat plate;
leveling: and (3) sending the sprayed product to be processed into an extrusion device at a constant speed, extruding to combine the hard particle powder with an aluminum alloy flat plate or a copper alloy flat plate, and flattening the surface of the raw material.
The aluminum alloy flat plate or the copper alloy flat plate is sent out from the extruder, the texture of the product is soft due to high temperature, the completion of surface roughness is facilitated, and the roughness treatment strength needs to be adjusted due to high temperature, so that the aluminum alloy flat plate or the copper alloy flat plate is prevented from being deformed; and then sending the aluminum alloy flat plate or the copper alloy flat plate with the treated surface roughness into a hard particle powder spraying device, coating the hard particle powder on the upper end surface of the alloy flat plate, then sending the alloy flat plate into an extruding device to combine the product with the hard particle powder, and then cooling the product to realize the technical effect, thereby obtaining a finished product or a semi-finished product.
Example 2:
preparing materials: preparing an aluminum alloy flat plate or a copper alloy flat plate, and adding hard particle powder into a coating device;
feeding: feeding the aluminum alloy flat plate or the copper alloy flat plate into a workbench by using a feeding device and a conveying device, wherein the aluminum alloy flat plate or the copper alloy flat plate is in a normal temperature state;
spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, coating to ensure that the hard particle powder is uniform and flat, and covering the surface of an aluminum alloy flat plate or a copper alloy flat plate;
leveling: and (3) feeding the sprayed product to be processed into a rolling device at a constant speed, rolling to combine the hard particle powder with an aluminum alloy flat plate or a copper alloy flat plate, and flattening the surface of the raw material.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A process for pressing hard particle powder by combining extrusion and rolling flat plates comprises the following steps:
(1) preparing materials: preparing a product or raw material to be processed, preparing hard particle powder to be used;
(2) feeding: using a feeding device (1) to feed the product to be processed onto a conveying and flattening device (3);
(3) spraying: uniformly spraying hard particle powder onto the upper end face of a product to be processed by using a powder spraying device, and covering the surface of the product to be processed with the hard particle powder;
(4) leveling: the sprayed hard particle powder of the product to be processed is fed into a rolling device at a constant speed for rolling, so that the hard particle powder is embedded into the surface of the raw material, and the surface of the raw material is flattened.
2. A process of pressing hard particle powder in combination with extrusion and rolling of a flat sheet according to claim 1 wherein: the products to be processed are divided into two types, namely an aluminum alloy flat plate and a copper alloy flat plate.
3. A process of pressing hard particle powder in combination with extrusion and rolling of a flat sheet according to claim 1 wherein: the feeding device (1) is a high-temperature extruder or a common plate feeding device.
4. A process of pressing hard particle powder in combination with extrusion and rolling of a flat sheet according to claim 1 wherein: the bulk hardness of the hard particle powder is much greater than the hardness of the product to be processed.
5. A process of pressing hard particle powder in combination with extrusion and rolling of a flat sheet according to claim 1 wherein: and the powder spraying device is provided with a coating device, so that hard particle powder is uniformly coated on the surface of a product to be processed.
6. A process of pressing hard particle powder in combination with extrusion and rolling of a flat sheet according to claim 1 wherein: the hard particles are silicon carbide, aluminum oxide and amorphous quasicrystal alloy, and the particle size of the hard particles is 10-100 um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910155316.0A CN111636060A (en) | 2019-03-01 | 2019-03-01 | Process for pressing hard particle powder into flat plate by combining extrusion and rolling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910155316.0A CN111636060A (en) | 2019-03-01 | 2019-03-01 | Process for pressing hard particle powder into flat plate by combining extrusion and rolling |
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| CN111636060A true CN111636060A (en) | 2020-09-08 |
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| CN201910155316.0A Pending CN111636060A (en) | 2019-03-01 | 2019-03-01 | Process for pressing hard particle powder into flat plate by combining extrusion and rolling |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760634A (en) * | 2020-12-29 | 2021-05-07 | 瓯锟科技温州有限公司 | Preparation method of wear-resistant metal composite plate |
| CN112760635A (en) * | 2021-02-20 | 2021-05-07 | 上海岚玥新材料科技有限公司 | Novel hot-pressing device and process for single crystal alumina powder coating |
| CN114209218A (en) * | 2021-12-17 | 2022-03-22 | 武汉苏泊尔炊具有限公司 | Composite material, non-stick cookware and method for manufacturing non-stick cookware |
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| GB138605A (en) * | 1919-02-01 | 1921-01-13 | Norton Co | Improvements in or relating to terrazzo floors and treads |
| GB1592653A (en) * | 1976-09-20 | 1981-07-08 | Wilkinson Sword Ltd | Flint wheels for lighters |
| WO2000008232A1 (en) * | 1998-08-08 | 2000-02-17 | Laystall Engineering Company Limited | Method of treating a bearing surface |
| KR20130090984A (en) * | 2012-02-07 | 2013-08-16 | 호서대학교 산학협력단 | Diamond powder-metal composite for thermal interface material manufactured by press-in method by rolling or pressing process |
-
2019
- 2019-03-01 CN CN201910155316.0A patent/CN111636060A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB138605A (en) * | 1919-02-01 | 1921-01-13 | Norton Co | Improvements in or relating to terrazzo floors and treads |
| GB1592653A (en) * | 1976-09-20 | 1981-07-08 | Wilkinson Sword Ltd | Flint wheels for lighters |
| WO2000008232A1 (en) * | 1998-08-08 | 2000-02-17 | Laystall Engineering Company Limited | Method of treating a bearing surface |
| KR20130090984A (en) * | 2012-02-07 | 2013-08-16 | 호서대학교 산학협력단 | Diamond powder-metal composite for thermal interface material manufactured by press-in method by rolling or pressing process |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760634A (en) * | 2020-12-29 | 2021-05-07 | 瓯锟科技温州有限公司 | Preparation method of wear-resistant metal composite plate |
| CN112760635A (en) * | 2021-02-20 | 2021-05-07 | 上海岚玥新材料科技有限公司 | Novel hot-pressing device and process for single crystal alumina powder coating |
| CN112760635B (en) * | 2021-02-20 | 2023-09-08 | 上海岚玥新材料科技有限公司 | Novel single crystal alumina powder coating hot pressing device and process |
| CN114209218A (en) * | 2021-12-17 | 2022-03-22 | 武汉苏泊尔炊具有限公司 | Composite material, non-stick cookware and method for manufacturing non-stick cookware |
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Address after: 215300 No.118, Pengxi South Road, Kunshan Development Zone, Suzhou City, Jiangsu Province Applicant after: Dingmg New Material Technology Co.,Ltd. Address before: 215300 No.118, Pengxi South Road, Kunshan Development Zone, Suzhou City, Jiangsu Province Applicant before: D.MAG (KUNSHAN) NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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