CN111254450B - Tool for cleaning aluminum alloy on inner wall of extrusion die barrel by using sodium hydroxide aqueous alkali - Google Patents
Tool for cleaning aluminum alloy on inner wall of extrusion die barrel by using sodium hydroxide aqueous alkali Download PDFInfo
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- CN111254450B CN111254450B CN202010229910.2A CN202010229910A CN111254450B CN 111254450 B CN111254450 B CN 111254450B CN 202010229910 A CN202010229910 A CN 202010229910A CN 111254450 B CN111254450 B CN 111254450B
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- sealing plate
- shrouding
- extrusion die
- aluminum alloy
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a tool for cleaning an aluminum alloy on the inner wall of an extrusion die cylinder by using sodium hydroxide aqueous alkali, which comprises a bottom sealing plate and an upper sealing plate which is positioned above the bottom sealing plate and is spaced from the bottom sealing plate, wherein a bottom bracket is welded below the bottom sealing plate, an alkali liquor evacuation pipeline is connected in the middle of the bottom sealing plate and penetrates through the upper surface and the lower surface of the bottom sealing plate, a plurality of locking screws are welded on the upper surface of the bottom sealing plate in an annular equally-divided manner, a plurality of holes are formed in the upper sealing plate in an annular equally-divided manner to be matched with the locking screws on the bottom sealing plate to penetrate through, the die cylinder is arranged between the bottom sealing plate and the upper sealing plate, screw threads are machined at the top ends of the locking screws, nuts are arranged on the screw threads, and an alkali liquor feeding port and an observation port are arranged in the middle position of the upper sealing plate. The tool for cleaning the aluminum alloy on the inner wall of the extrusion die barrel by using the sodium hydroxide aqueous alkali can reduce the maintenance workload of the extrusion die barrel and prolong the service life of the extrusion die barrel.
Description
Technical field:
the invention relates to a tool for cleaning aluminum alloy on the inner wall of an extrusion die cylinder by using sodium hydroxide aqueous alkali, and belongs to the technical field of aluminum alloy sections.
The background technology is as follows:
aluminum and aluminum alloy profiles are widely applied to construction, transportation, electronics, aerospace and the like. In recent years, due to demands for miniaturization and weight reduction of automobile air conditioning equipment, the proportion of heat exchanger tubes and hollow profile aluminum extruded products has rapidly increased. At present, aluminum and aluminum alloy products in extrusion processing products account for more than 70%, and the development of aluminum alloy profile extrusion technology also drives the development of modern extrusion technology.
The extrusion die cylinder is a key component for fixing and insulating an aluminum rod in an extrusion production link, and in actual production, as the aluminum rod moves in the die cylinder for a long time, a layer of aluminum skin is bonded inside the die cylinder, the aluminum skin is difficult to clean, and the surface of the die cylinder is damaged due to cleaning by a metal sharp tool, so that the maintenance cost is increased.
Therefore, there is a need for an improvement over the prior art to address the deficiencies of the prior art.
The invention comprises the following steps:
the invention aims to solve the problems in the prior art and provides a tool for cleaning the aluminum alloy on the inner wall of an extrusion die barrel by using sodium hydroxide aqueous alkali, which can conveniently clean the adhered aluminum skin in the extrusion die barrel.
The invention adopts the technical scheme that: the utility model provides an use instrument of sodium hydroxide aqueous alkali clearance extrusion die section of thick bamboo inner wall aluminum alloy, includes the bottom shrouding and is located the bottom shrouding top and with the upper portion shrouding that the bottom shrouding is spaced apart, the welding of the below of bottom shrouding has the bottom support, and the intermediate junction of bottom shrouding has alkali lye evacuation pipeline, and alkali lye evacuation pipeline runs through the upper and lower surface of bottom shrouding, the upper surface of bottom shrouding is the circular equally divided welding and has a plurality of locking screw, also be the circular equally divided locking screw that leaves a plurality of hole on the upper portion shrouding in order to cooperate on the bottom shrouding to pass, the die section of thick bamboo is installed between bottom shrouding and upper portion shrouding, and the top processing of locking screw has the screw thread tooth, installs the nut on the screw thread tooth the intermediate position of upper portion is equipped with alkali lye and adds entry and viewing aperture.
Further, a silica gel sealing ring is arranged between the bottom sealing plate and the mold cylinder and between the upper sealing plate and the mold cylinder.
Further, the diameter of the lye emptying pipeline is
Further, the diameter of the bottom sealing plate is
The thickness was 20mm.
Further, the locking screws are distributed on the upper surface of the bottom sealing plate in a circular ring shape
The circular ring.
Further, the locking screw comprises 6 locking screws with the diameter of 6 locking screws
Further, the holes are distributed on the upper sealing plate in a circular shape
The circular ring.
Further, the holes include 6 holes with diameters
Further, the diameters of the alkali liquor adding port and the observation port are
The invention has the following beneficial effects: the tool for cleaning the aluminum alloy on the inner wall of the extrusion die barrel by using the sodium hydroxide aqueous alkali can reduce the maintenance workload of the extrusion die barrel and prolong the service life of the extrusion die barrel.
Description of the drawings:
FIG. 1 is a block diagram of a tool for cleaning aluminum alloy on the inner wall of an extrusion die barrel using an aqueous alkali solution of sodium hydroxide in accordance with the present invention.
FIG. 2 is a schematic representation of the use of the tool of the present invention for cleaning aluminum alloy on the inside wall of an extrusion die barrel using aqueous sodium hydroxide base.
The specific embodiment is as follows:
the invention is further described below with reference to the accompanying drawings.
The tool for cleaning the aluminum alloy on the inner wall of the extrusion die cylinder by using the sodium hydroxide aqueous alkali comprises a bottom sealing plate 3 and an upper sealing plate 6 which is positioned above the bottom sealing plate 3 and is spaced from the bottom sealing plate 3, wherein two bottom brackets 1 which are spaced from each other are welded below the bottom sealing plate 3 and are used as feet for facilitating forklift transportation. The middle of the bottom sealing plate 3 is connected with one
The alkali liquor emptying pipe 2 penetrates through the upper surface and the lower surface of the bottom sealing plate 3, and is used as a use pipe for emptying alkali water after the cleaning of the extrusion die barrel is finished. The diameter of the bottom closing plate 3 is +.>
The thickness is 20mm, the upper surface of the bottom closing plate 3 is +.>
6 parts of the circular ring are equally welded with>
The upper closing plate 6 is in +.>
Holes of 6 phi 22 are equally reserved at the circular ring to be matched with the locking screw 5 on the bottom sealing plate 3 to pass through. The mold cylinder 7 is installed between the bottom sealing plate 3 and the upper sealing plate 6, the top end of the locking screw 5 is provided with a thread, a nut (not shown) is installed on the thread, and the bottom plane of the mold cylinder and the bottom sealing plate 3 are completely sealed by locking and pressurizing the nut, so that alkaline water cannot leak. In order to increase the tightness between the bottom sealing plate 3, the upper sealing plate 6 and the mold cylinder 7, a silica gel sealing ring 4 is arranged between the bottom sealing plate 3 and the mold cylinder 7 and between the upper sealing plate 6 and the mold cylinder 7. The middle position of the upper sealing plate 6 is provided with +.>
An alkali liquor adding port and an observation port.
When the tool for cleaning the aluminum alloy on the inner wall of the extrusion die barrel by using the sodium hydroxide aqueous alkali solution is used, cleaning aqueous alkali is poured into the die barrel 7 which is completely locked from an upper observation port, after the cleaning is finished, the aqueous alkali is emptied to a designated container from an alkali liquor emptying pipeline 2, and a screw cap is removed to take out the die barrel.
The foregoing is merely a preferred embodiment of the invention, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the invention, which modifications would also be considered to be within the scope of the invention.
Claims (2)
1. A tool for cleaning an aluminum alloy on the inner wall of an extrusion die barrel by using an aqueous alkali solution of sodium hydroxide, which is characterized in that: including bottom shrouding (3) and be located bottom shrouding (3) top and with bottom shrouding (3) interval spaced upper portion shrouding (6), the welding of the below of bottom shrouding (3) has bottom support (1), and the intermediate junction of bottom shrouding (3) has alkali lye evacuation pipeline (2), and alkali lye evacuation pipeline runs through the upper and lower surface of bottom shrouding (3), the upper surface of bottom shrouding (3) is the circular equally divided welding and has a plurality of locking screw (5), also be the circular equally divided on upper portion shrouding (6) and leave a plurality of hole in order to cooperate locking screw (5) on bottom shrouding (3) to pass, mould section of thick bamboo (7) are installed between bottom shrouding (3) and upper portion shrouding (6), and the top processing of locking screw (5) has the screw thread, installs the nut on the screw thread the intermediate position of upper portion shrouding (6) is equipped with alkali lye and adds entry and viewing aperture, alkali lye adds entry and diameter phi of viewing aperture is 500mm.
2. The tool for cleaning aluminum alloy on the inner wall of an extrusion die barrel using an aqueous alkali solution of sodium hydroxide according to claim 1, wherein: a silica gel sealing ring (4) is arranged between the bottom sealing plate (3) and the mold cylinder (7) and between the upper sealing plate (6) and the mold cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229910.2A CN111254450B (en) | 2020-03-27 | 2020-03-27 | Tool for cleaning aluminum alloy on inner wall of extrusion die barrel by using sodium hydroxide aqueous alkali |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229910.2A CN111254450B (en) | 2020-03-27 | 2020-03-27 | Tool for cleaning aluminum alloy on inner wall of extrusion die barrel by using sodium hydroxide aqueous alkali |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111254450A CN111254450A (en) | 2020-06-09 |
| CN111254450B true CN111254450B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010229910.2A Active CN111254450B (en) | 2020-03-27 | 2020-03-27 | Tool for cleaning aluminum alloy on inner wall of extrusion die barrel by using sodium hydroxide aqueous alkali |
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| JP2007196272A (en) * | 2006-01-27 | 2007-08-09 | Osaka Gas Co Ltd | Method for removing residual slag from aluminum extruding die and apparatus therefor |
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| JP2013049036A (en) * | 2011-08-31 | 2013-03-14 | Daiyu Co Ltd | Scale cleaning method by using alkali |
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| CN108273862A (en) * | 2018-03-02 | 2018-07-13 | 三峡大学 | A kind of large scale circular die cleaning plant |
| CN208275961U (en) * | 2018-03-02 | 2018-12-25 | 三峡大学 | A kind of clear mould cake driving means |
| CN110314955A (en) * | 2019-06-18 | 2019-10-11 | 佛山市精业机械制造有限公司 | A kind of method and system of the Aluminum-Extruding Die alkali cleaning and waste liquid comprehensive reutilization |
| CN213417015U (en) * | 2020-03-27 | 2021-06-11 | 南京云海特种金属股份有限公司 | Tool for cleaning aluminum alloy on inner wall of extrusion die cylinder by using sodium hydroxide alkali aqueous solution |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO320594B1 (en) * | 2004-04-07 | 2005-12-27 | Magnor Nordaa | Procedure for one-bath particle-free chemical cleaning and preserving the interior surfaces of hollow steel bodies. |
| US8398781B2 (en) * | 2004-08-27 | 2013-03-19 | Ecolab Usa Inc. | Methods for cleaning industrial equipment with pre-treatment |
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2020
- 2020-03-27 CN CN202010229910.2A patent/CN111254450B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357454B1 (en) * | 1999-11-03 | 2002-03-19 | Jyonan Electric Industrial Co., Ltd. | Method for washing and sterilizing beer supply pipe |
| JP2007196272A (en) * | 2006-01-27 | 2007-08-09 | Osaka Gas Co Ltd | Method for removing residual slag from aluminum extruding die and apparatus therefor |
| CN202203317U (en) * | 2011-08-10 | 2012-04-25 | 青岛欧美亚橡胶工业有限公司 | Flange sealed type rubber air spring |
| JP2013049036A (en) * | 2011-08-31 | 2013-03-14 | Daiyu Co Ltd | Scale cleaning method by using alkali |
| CN102389909A (en) * | 2011-11-24 | 2012-03-28 | 南南铝业股份有限公司 | Method and equipment for separating aluminum and aluminum alloy from extrusion mold by alkali washing |
| CN104226719A (en) * | 2014-09-08 | 2014-12-24 | 南南铝业股份有限公司 | Aluminum alloy extrusion die washing method and device |
| CN206637178U (en) * | 2017-03-21 | 2017-11-14 | 辽河石油勘探局 | Oil pipeline mending-leakage prosthetic device with pressure |
| CN108273862A (en) * | 2018-03-02 | 2018-07-13 | 三峡大学 | A kind of large scale circular die cleaning plant |
| CN208275961U (en) * | 2018-03-02 | 2018-12-25 | 三峡大学 | A kind of clear mould cake driving means |
| CN110314955A (en) * | 2019-06-18 | 2019-10-11 | 佛山市精业机械制造有限公司 | A kind of method and system of the Aluminum-Extruding Die alkali cleaning and waste liquid comprehensive reutilization |
| CN213417015U (en) * | 2020-03-27 | 2021-06-11 | 南京云海特种金属股份有限公司 | Tool for cleaning aluminum alloy on inner wall of extrusion die cylinder by using sodium hydroxide alkali aqueous solution |
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| CN111254450A (en) | 2020-06-09 |
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Effective date of registration: 20230825 Address after: 211212 No. 11 Kaiping Road, Industrial Concentration Zone, Dongping Street, Lishui District, Nanjing City, Jiangsu Province Patentee after: Nanjing Yunhai Aluminum Industry Co.,Ltd. Address before: No.9, Xiushan Road, Lishui Economic Development Zone, Nanjing, Jiangsu, 211200 Patentee before: NANJING YUNHAI SPECIAL METALS Co.,Ltd. |
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