CN108004586B - Zinc dissolving device for electrogalvanizing or zinc-nickel production line - Google Patents
Zinc dissolving device for electrogalvanizing or zinc-nickel production line Download PDFInfo
- Publication number
- CN108004586B CN108004586B CN201810069710.8A CN201810069710A CN108004586B CN 108004586 B CN108004586 B CN 108004586B CN 201810069710 A CN201810069710 A CN 201810069710A CN 108004586 B CN108004586 B CN 108004586B
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- CN
- China
- Prior art keywords
- zinc
- tank
- valve
- pipeline
- dissolving
- 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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- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 239000011701 zinc Substances 0.000 title claims abstract description 77
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 77
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 24
- 238000007747 plating Methods 0.000 claims abstract description 23
- 238000005246 galvanizing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005282 brightening Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
- C25D21/14—Controlled addition of electrolyte components
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/22—Electroplating: Baths therefor from solutions of zinc
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/565—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of zinc
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Automation & Control Theory (AREA)
- Coating With Molten Metal (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Abstract
The invention belongs to the technical field of zinc dissolution, and discloses a zinc dissolution device of an electrogalvanizing or zinc-nickel production line, which is provided with a plating tank, a zinc dissolution tank and a regulating tank; the overflow tank is welded on the top end of the right side wall of the plating tank, the overflow tank is connected with a zinc dissolving tank pipeline through a first valve, the overflow tank is connected with a regulating tank pipeline through a third valve, a plurality of zinc dissolving frame baskets are placed inside the zinc dissolving tank, the zinc dissolving tank is communicated with the regulating tank through an overflow pipe welded on the upper end of the right side wall and a pipeline provided with a second valve, the left lower side of the regulating tank is connected with a circulating pump pipeline through a fourth valve, a circulating pump outlet pipeline is connected with a filter, and the filter is communicated with the zinc plating tank through a pipeline through a fifth valve. The invention can conveniently adjust the zinc content in the electrogalvanized or zinc-nickel solution by only switching between valves or opening or closing the circulating filter pump, thereby realizing perfect combination which is trouble-saving and safe.
Description
Technical Field
The invention belongs to the technical field of zinc dissolution, and particularly relates to a zinc dissolution device of an electrogalvanizing or zinc-nickel production line.
Background
The zinc dissolving device of the current alkaline zinc plating or zinc-nickel electroplating production line basically comprises a plating tank, a zinc dissolving tank, an iron anode blue filled with zinc ingots, an electric hoist, circulating filtration and pipelines thereof. During operation, the solution in the plating tank flows into the zinc dissolving tank through the overflow hopper, and finally is pumped into each main plating tank by the circulating pump of the filter to complete closed circulation. When the zinc content is higher or lower than the process range, the risk of poor electroplating is generated, the zinc content in the solution is required to be accurately controlled in the process range during normal production, when one or two shifts of production are stopped (or the zinc content is too high), the electric hoist lifts the iron anode blue filled with zinc ingots out of the plating solution to stop the zinc dissolving process, when the production is stopped, the zinc content is higher than the process range because the zinc dissolving iron anode blue is not lifted, the iron anode blue is required to be lifted for supplementing when the zinc ingots are added, and the frequent lifting of the iron anode blue is troublesome and unsafe.
In view of the above-mentioned, it is desirable, the problems of the prior art are: the existing zinc dissolving device is frequent to operate, and potential safety hazards exist.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a zinc dissolving device for an electrogalvanizing or zinc-nickel production line.
The invention is realized in such a way that a zinc dissolving device of an electrogalvanizing or zinc-nickel production line is provided with a plating tank, a zinc dissolving tank and a regulating tank;
an overflow groove is welded at the top end of the right side wall of the plating tank; the overflow groove is connected with a zinc dissolving groove pipeline through a first valve; the overflow groove is connected with the regulating groove through a third valve in a pipeline manner;
a plurality of zinc-dissolving frame baskets are arranged in the zinc-dissolving tank; the zinc dissolving tank is communicated with the regulating tank through an overflow pipe welded at the upper end of the right side wall and a pipeline provided with a second valve;
the left lower side of the regulating groove is connected with a circulating pump pipeline through a fourth valve; the circulating pump outlet pipeline is connected with a filter;
the filter is communicated with the galvanizing tank through a pipeline by a fifth valve.
Further, the pipeline communicated with the galvanizing tank by the fifth valve stretches into the tank bottom of the galvanizing tank and is vertically downwards opened, and the temperature and the solution components in the tank are uniform by utilizing the flowing and stirring of the liquid.
Further, the zinc dissolving basket is a steel basket for containing zinc ingots or zinc blocks.
Further, the volume of the zinc dissolving tank is about 20% of the volume of the plating tank, the zinc dissolving tank is placed outside an operating platform of a production line and is provided with a manual tank cover, and the zinc dissolving tank is provided with a dosing platform, so that zinc ingots can be conveniently added.
Further, a cooling system and an automatic adding system are arranged in the regulating groove and used for cooling and supplementing brightening agent.
According to the invention, the iron anode blue is not required to be frequently hoisted in and hoisted out by an electric hoist, and only the circulating pump is required to be closed when production is stopped, the valve at the bottom of the zinc dissolving tank is opened, and the zinc dissolving tank liquid is emptied to stop the zinc dissolving process; the opening of the bottom valve is controlled to adjust the liquid level and the zinc dissolving speed when the zinc content is slightly high; starting production and starting a circulating pump, and closing a bottom valve to realize positive zinc production and dissolution; and opening a bypass switch when the content is close to the upper limit, closing a valve leading to the zinc dissolving tank, and stopping zinc dissolving. In a word, the zinc content in the electrogalvanized or zinc-nickel solution can be conveniently adjusted by only switching the valves or opening or closing the circulating pump, so that perfect combination of trouble saving and safety is realized. According to the invention, the iron anode blue is not required to be frequently hoisted in and hoisted out by an electric hoist, and the zinc content in the electrogalvanized or zinc-nickel solution can be conveniently adjusted only by switching between valves or starting or stopping a circulating pump, so that perfect combination which is trouble-saving and safe is realized.
Drawings
FIG. 1 is a schematic diagram of a zinc dissolving device of an electrogalvanizing or zinc-nickel production line provided by an embodiment of the invention;
in the figure: 1. a plating bath; 2. an overflow trough; 3. a first valve; 4. a zinc dissolving tank; 5. a zinc-dissolving basket; 6. an overflow pipe; 7. a third valve; 8. a second valve; 9. a regulating groove; 10. a fourth valve; 11. a circulation pump; 12. a filter; 13. and a fifth valve.
Detailed Description
For a further understanding of the invention, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The structure of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the zinc dissolving device of the electrogalvanizing or zinc-nickel production line provided by the embodiment of the invention comprises a plating tank 1, an overflow tank 2, a first valve 3, a zinc dissolving tank 4, a zinc dissolving frame basket 5, an overflow pipe 6, a third valve 7, a second valve 8, a regulating tank 9, a fourth valve 10, a circulating pump 11, a filter 12 and a fifth valve 13.
An overflow groove 2 is welded at the top end of the right side wall of the plating tank 1; the overflow groove 2 is connected with a zinc dissolving groove 4 through a first valve 3 in a pipeline manner; the overflow groove 2 is connected with a regulating groove 9 through a third valve 7 in a pipeline manner; a plurality of zinc-dissolving basket 5 are arranged in the zinc-dissolving tank 4; the zinc dissolving tank 4 is communicated with the regulating tank 9 through an overflow pipe 6 welded at the upper end of the right side wall and a pipeline provided with a second valve 8; the left lower side of the regulating groove 9 is connected with a circulating pump 11 through a fourth valve 10 in a pipeline manner; the outlet of the circulating pump 11 is connected with the filter 12 through a pipeline; the filter 12 is communicated with the galvanizing tank 1 through a pipeline by a fifth valve 13. The fifth valve 13 is connected with the galvanizing bath 1, and the pipeline extends into the bottom of the galvanizing bath 1 and is vertically opened downwards, and the temperature and the solution components in the bath are uniform by using the flowing and stirring of the liquid. The zinc dissolving basket 5 is a steel basket for containing zinc ingots or zinc blocks. The volume of the zinc dissolving tank 4 is about 20 percent of the volume of the plating tank 1, and the zinc dissolving tank 4 is placed outside an operating platform of a production line and is provided with a manual tank cover, and a dosing platform is arranged in the zinc dissolving tank 4, so that zinc ingots can be conveniently added. A cooling system and an automatic adding system are arranged in the regulating groove 9, to cool down and supplement brightening agent.
As a preferred embodiment, the production line is provided with an on-line automatic analysis system for zinc content, the first valve 3 and the third valve 7 can be replaced by three-way electric valves, the switching between the valves is realized through a set value of zinc content in the bath, and the full-automatic accurate control of the system is completed.
When the invention is started, the circulating pump 11 pumps the plating solution in the regulating tank 9 into the filter 12 for filtering through the pipeline and the fourth valve 10, the filtered plating solution enters the plating tank 1 through the fifth valve 13, the circulating pipeline of the plating tank 1 is provided with a linear opening at the bottom of the tank, and the temperature and the solution components in the tank are uniform by stirring the liquid. Then enters the zinc dissolving tank 4 through the overflow tank 2 and the first valve 3, and enters the regulating and controlling tank 9 through the overflow pipe 6 after the zinc content is supplemented, the regulating and controlling tank 9 is cooled through a cooling system and the brightening agent is supplemented through an automatic adding system, and the brightening agent is pumped into the plating tank 1 through the circulating pump 11, so that normal circulation is completed. When the production is stopped, the circulating pump 11 is closed, the second valve 8 is opened, so that all the solution in the zinc dissolving tank 4 is discharged into the regulating tank 9, and the zinc ingot stops dissolving; when the zinc content is high, the first valve 3 is closed, the third valve 7 is opened, meanwhile, the second valve 8 is opened to empty the bath solution in the zinc dissolving tank 4, and the plating solution enters the regulating and controlling tank 9 through the third valve 7.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the invention in any way, but any simple modification, equivalent variation and modification of the above embodiments according to the technical principles of the present invention are within the scope of the technical solutions of the present invention.
Claims (1)
1. The zinc dissolving device of the electrogalvanizing or zinc-nickel production line is characterized by being provided with a plating tank, a zinc dissolving tank and a regulating tank;
an overflow groove is welded at the top end of the right side wall of the plating tank;
the overflow groove is connected with a zinc dissolving groove pipeline through a first valve; the overflow groove is connected with the regulating groove through a third valve in a pipeline manner;
a plurality of zinc-dissolving frame baskets are arranged in the zinc-dissolving tank; the zinc dissolving tank is communicated with the regulating tank through an overflow pipe welded at the upper end of the right side wall and a pipeline provided with a second valve;
the left lower side of the regulating groove is connected with a circulating pump pipeline through a fourth valve; the circulating pump outlet pipeline is connected with a filter;
the filter is communicated with the galvanizing tank through a pipeline by a fifth valve;
the pipeline communicated with the galvanization tank extends into the bottom of the galvanization tank and is vertically opened downwards;
the zinc dissolving basket is a steel basket for containing zinc ingots or zinc blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810069710.8A CN108004586B (en) | 2018-01-24 | 2018-01-24 | Zinc dissolving device for electrogalvanizing or zinc-nickel production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810069710.8A CN108004586B (en) | 2018-01-24 | 2018-01-24 | Zinc dissolving device for electrogalvanizing or zinc-nickel production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108004586A CN108004586A (en) | 2018-05-08 |
| CN108004586B true CN108004586B (en) | 2023-12-29 |
Family
ID=62066277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810069710.8A Active CN108004586B (en) | 2018-01-24 | 2018-01-24 | Zinc dissolving device for electrogalvanizing or zinc-nickel production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108004586B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537003B (en) * | 2018-12-26 | 2020-10-16 | 河北超亚精密冲制电子有限公司 | System and method for conveniently controlling zinc dissolving speed of zinc dissolving tank and zinc content of zinc dissolving tank |
| CN110244781A (en) * | 2019-06-19 | 2019-09-17 | 宁波中科纬诚新材料科技有限公司 | A kind of chemical plating automatic liquid supply method and its system |
| CN112501653A (en) * | 2020-11-26 | 2021-03-16 | 万宝矿产有限公司 | Electrodeposition waste copper dissolving device and copper dissolving method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06336699A (en) * | 1993-05-28 | 1994-12-06 | Kawasaki Steel Corp | Method for feeding zinc ion to plating solution |
| CN1952217A (en) * | 2005-10-18 | 2007-04-25 | 葛勇智 | Process for applying waste and old zinc to continuous zinc coating of steel plate |
| CN103643282A (en) * | 2013-12-10 | 2014-03-19 | 中国航空工业标准件制造有限责任公司 | Electroplating device for galvanization of alkaline solution |
| CN105200498A (en) * | 2015-10-13 | 2015-12-30 | 中冶南方工程技术有限公司 | Method for controlling content of hydrogen in zinc dissolving tank for electro-galvanizing and zinc dissolving system |
| CN205062225U (en) * | 2015-10-13 | 2016-03-02 | 中冶南方工程技术有限公司 | Dissolve zinc system |
| CN207862474U (en) * | 2018-01-24 | 2018-09-14 | 河南星光机械制造有限公司 | A kind of electrogalvanizing or the molten zinc device of zinc-nickel production line |
-
2018
- 2018-01-24 CN CN201810069710.8A patent/CN108004586B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06336699A (en) * | 1993-05-28 | 1994-12-06 | Kawasaki Steel Corp | Method for feeding zinc ion to plating solution |
| CN1952217A (en) * | 2005-10-18 | 2007-04-25 | 葛勇智 | Process for applying waste and old zinc to continuous zinc coating of steel plate |
| CN103643282A (en) * | 2013-12-10 | 2014-03-19 | 中国航空工业标准件制造有限责任公司 | Electroplating device for galvanization of alkaline solution |
| CN105200498A (en) * | 2015-10-13 | 2015-12-30 | 中冶南方工程技术有限公司 | Method for controlling content of hydrogen in zinc dissolving tank for electro-galvanizing and zinc dissolving system |
| CN205062225U (en) * | 2015-10-13 | 2016-03-02 | 中冶南方工程技术有限公司 | Dissolve zinc system |
| CN207862474U (en) * | 2018-01-24 | 2018-09-14 | 河南星光机械制造有限公司 | A kind of electrogalvanizing or the molten zinc device of zinc-nickel production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108004586A (en) | 2018-05-08 |
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