CN112126878A - Automatic zinc liquid surface ash scraping device and process - Google Patents
Automatic zinc liquid surface ash scraping device and process Download PDFInfo
- Publication number
- CN112126878A CN112126878A CN202011161738.8A CN202011161738A CN112126878A CN 112126878 A CN112126878 A CN 112126878A CN 202011161738 A CN202011161738 A CN 202011161738A CN 112126878 A CN112126878 A CN 112126878A
- Authority
- CN
- China
- Prior art keywords
- zinc
- scraper
- zinc pot
- electric driving
- walking
- 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.)
- Pending
Links
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 239000011701 zinc Substances 0.000 title claims abstract description 90
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 90
- 239000007788 liquid Substances 0.000 title claims abstract description 43
- 238000007790 scraping Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000007598 dipping method Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000002893 slag Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005406 washing Methods 0.000 description 9
- 238000007747 plating Methods 0.000 description 5
- 238000005246 galvanizing Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000005237 degreasing agent Methods 0.000 description 1
- 239000013527 degreasing agent Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/30—Fluxes or coverings on molten baths
Abstract
Before the workpiece is subjected to hot dipping and before the zinc dipping of the workpiece is finished and a zinc liquid level is prepared, a zinc liquid level automatic ash scraping device is adopted to scrape scum on the surface of the zinc liquid and sticky slag on the edge of a zinc pot. The automatic ash scraping device for the zinc liquid surface consists of a walking electric driving mechanism, a walking mechanism, a steel flexible conveying piece for driving the walking mechanism, a rotary scraper electric driving mechanism, a rotary mechanism, a steel flexible conveying piece for driving the rotary mechanism, a walking guide rail, a scraper, a zinc pot edge scraper and a driven transmission chain wheel set. The electric automatic control zinc liquid level ash scraping equipment is characterized in that a rotating mechanism can drive a scraping plate to rotate within +/-90 degrees and is used for avoiding a workpiece from entering and exiting the zinc dipping liquid level; the walking mechanism drives the scraper and the edge scraper of the zinc pot to reciprocate on the walking guide rail, and various mechanism actions are completed according to the production process beat.
Description
Technical Field
The invention relates to the field of hot dip galvanizing, in particular to an automatic ash scraping device and process for a hot dip galvanizing liquid surface.
Background
The traditional process flow of hot dip galvanizing mainly comprises the following steps: degreasing, namely removing lubricating oil attached between the part and the grinding tool during stamping; washing, namely washing the degreasing agent on the surface of the workpiece in a washing tank; acid washing, namely removing iron oxides on the surface of the workpiece in an acid washing tank; washing with water, namely washing off acid liquor on the surface of the workpiece in a washing tank; dipping the plating assistant liquid to keep the workpiece active before zinc dipping to avoid secondary oxidation and enhance the combination of the plating layer and the matrix; drying and preheating, namely drying the moisture on the surface of the workpiece and simultaneously increasing the temperature of the workpiece; hot dip galvanizing, so that a zinc layer is attached to the surface of the workpiece; finishing, removing residual zinc and zinc drops on the edge of the workpiece after zinc immersion; cooling to quickly cool the workpiece to room temperature; passivation, improvement of atmospheric corrosion resistance of the surface of the workpiece, reduction or extension of white embroidery appearance time, and maintenance of good appearance of the plating layer; rinsing, and washing away the residual passivation solution on the surface of the workpiece; drying to make the liquid on the surface of the workpiece disperse; and (5) checking whether the appearance of the plating layer is qualified or not and whether the thickness of the plating layer meets the technical requirements or not.
In the traditional process, scum generated in the zinc dipping process is stored on the surface of zinc liquid, a large amount of sticky slag is often bonded on the edge of a zinc pot, mainly, when the iron content dissolved in the zinc liquid exceeds the solubility at the temperature, a zinc-iron alloy with extremely poor fluidity is formed, the scum floats on the surface of the zinc liquid and is gathered on the edge of the zinc pot, a workpiece is easy to flow and hang on the surface and the edge of the workpiece after being discharged from the zinc liquid, the appearance and the quality of the product are seriously influenced, before and after the workpiece enters and is discharged from the zinc liquid, the scum on the liquid level needs to be scraped by a scraper manually, the liquid level of the zinc dipping liquid is ensured to be clean when the workpiece is discharged from the zinc liquid, the workpiece is not hung with the scum, the process is time-consuming and labor-consuming, and the.
Disclosure of Invention
The invention adopts an automatic zinc liquid level ash scraper to scrape scum on the surface of zinc liquid and sticky slag on the edge of a zinc pot, and when a workpiece is immersed in the zinc dipping liquid level and immersed in the zinc dipping liquid level, a large amount of zinc ash scum layer floats on the zinc dipping liquid level because the surface of the steel workpiece reacts with the zinc liquid.
The automatic ash scraping device for the zinc liquid surface consists of a walking electric driving mechanism, a walking mechanism, a steel flexible conveying piece for driving the walking mechanism, a rotary scraper electric driving mechanism, a rotary mechanism, a steel flexible conveying piece for driving the rotary mechanism, a walking guide rail, a scraper, a zinc pot edge scraper and a driven transmission chain wheel set. The walking electric driving mechanism and the rotary scraper electric driving mechanism are arranged on one side of the walking guide rail, and the driven transmission group is arranged on the other side of the walking guide rail; the scraping plate, the zinc pot edge scraper and the rotating mechanism are arranged on the traveling mechanism, two ends of the traveling mechanism are connected with the steel flexible conveying piece for driving the traveling mechanism, and the traveling mechanism is driven by the traveling electric driving mechanism to be transmitted by the steel flexible conveying piece so as to travel on the traveling guide rail; the scraper is connected with the rotating mechanism, two ends of the rotating mechanism are connected with a steel flexible conveying piece for driving the rotating mechanism, and the rotating electric driving mechanism drives the rotating mechanism to transmit the steel flexible conveying piece for driving so that the scraper and the rotating mechanism rotate.
After the workpiece is dried, the workpiece is conveyed to the upper part of the center of a zinc pot, a rotary scraper blade electric driving mechanism acts to adjust a scraper blade to a position which forms an angle of 90 degrees with the edge of the zinc pot, a walking electric driving mechanism starts to act to drive the scraper blade to scrape scum on a zinc liquid surface to two sides of the zinc pot and drive a scraper blade at the edge of the zinc pot to scrape the edge of the zinc pot along the moving direction, and after ash scraping is finished, the rotary scraper blade electric driving mechanism acts again to adjust the scraper blade to a position which is parallel to the edge of the zinc pot and is used for avoiding the workpiece from entering and exiting the; after the workpiece is subjected to zinc dipping, the electric driving mechanism of the rotary scraper moves to adjust the scraper to a position which forms 90 degrees with the edge of the zinc pot, the electric driving mechanism for scraper walking starts to move, the scraper is driven to scrape scum on the zinc liquid surface to the two sides of the zinc pot, the scraper is driven to scrape the edge of the zinc pot along the moving direction, after ash scraping is completed, the electric driving mechanism of the rotary scraper moves again to adjust the scraper to a position which is parallel to the edge of the zinc pot, and the scraper is used for avoiding the workpiece from entering and exiting the zinc dipping liquid surface.
The invention has the technical innovation points that:
adopt automatic ash device of scraping of zinc liquid level to detach the slag that glues at zinc pot edge, scrape the ash process and need not artifical the participation, degree of automation is high, avoids the artifical potential safety hazard of scraping the ash existence simultaneously for the production beat, improves production efficiency, practices thrift personnel's cost, improves the security performance.
Drawings
FIG. 1 is a schematic view of an automatic ash scraping device for a zinc liquid surface.
Detailed Description
Referring to fig. 1, two groups of zinc liquid surface automatic ash scraping devices 2 are arranged at the upper part of the edge of a zinc pot 1, a scraping plate 3 of the zinc liquid surface automatic ash scraping device extends into the position below a zinc dipping liquid surface 4, the scraping plate 3, a zinc pot edge scraping knife 15 and a rotating mechanism 5 are arranged on a traveling mechanism 6, two ends of the traveling mechanism 6 are connected with a steel flexible conveying piece 7 for driving the traveling mechanism, the traveling mechanism is driven by a traveling electric driving mechanism 8 to be driven by the steel flexible conveying piece, and the traveling guide rail 9 travels; the scraper 3 is connected with a rotating mechanism 5, two ends of the rotating mechanism 5 are connected with a steel flexible conveying part 10 for driving the rotating mechanism, the rotating scraper electric driving mechanism 11 drives the rotating mechanism to drive the steel flexible conveying part for driving the rotating mechanism to rotate, so that the scraper 3 and the rotating mechanism 5 rotate, and the rotating mechanism is composed of a scraper gear 12, a middle driving wheel 13, a rack 14 and accessories of the scraper gear 12, the middle driving wheel 13 and the rack 14.
After being pre-dried, a workpiece is conveyed to the upper part of the center of a zinc pot, a rotary scraper electric driving mechanism starts to act, two opposite sides drive scrapers to automatically rotate to form a position of 90 degrees with the side line of the zinc pot, a walking electric driving mechanism starts to act, the scrapers are driven to scrape scum on a zinc liquid surface to two sides of the zinc pot, the scrapers are driven to scrape the edge of the zinc pot along the moving direction, after ash scraping is finished, the rotary scraper electric driving mechanism acts again, the two opposite sides drive scrapers to automatically rotate to be parallel to the edge of the zinc pot, and a zinc liquid surface avoiding space for the workpiece to be immersed in is formed; after the zinc dipping of the workpiece is finished, the electric driving mechanism of the rotary scraper moves, the two opposite sides drive the scrapers to automatically rotate to the positions which form 90 degrees with the side lines of the zinc pot, the electric driving mechanism for the scraper to move starts to move, the scrapers are driven to scrape the scum on the zinc liquid surface to the two sides of the zinc pot, the scrapers are driven to scrape the side lines of the zinc pot along the moving direction, after the ash scraping is finished, the electric driving mechanism of the rotary scraper moves again, the two opposite sides drive the scrapers to automatically rotate to the positions which are parallel to the edge of the zinc pot, and the space for avoiding.
Claims (2)
1. The utility model provides an automatic ash device of scraping of zinc liquid level, includes the mechanism: walking electric drive mechanism, running gear, drive steel flexible transmission spare for running gear, rotatory scraper blade electric drive mechanism, rotary mechanism, drive steel flexible transmission spare, walking guide rail, scraper blade, zinc pot edge scraper, driven transmission sprocket group for rotary mechanism, its characterized in that: the walking electric driving mechanism and the rotating electric driving mechanism are arranged on one side of the walking guide rail, and the driven transmission group is arranged on the other side of the walking guide rail; the scraping plate, the zinc pot edge scraper and the rotating mechanism are arranged on the traveling mechanism, two ends of the traveling mechanism are connected with the steel flexible conveying piece for driving the traveling mechanism, and the traveling mechanism is driven by the traveling electric driving mechanism to be transmitted by the steel flexible conveying piece so as to travel on the traveling guide rail; the scraper is connected with the rotating mechanism, two ends of the rotating mechanism are connected with a steel flexible conveying piece for driving the rotating mechanism, and the rotating mechanism is driven by the rotating electric driving mechanism to be driven by the steel flexible conveying piece, so that the scraper and the rotating mechanism rotate; the rotating mechanism consists of a scraper gear, a middle driving wheel, a rack and accessories of the scraper gear, the middle driving wheel and the rack.
2. An automatic ash scraping process for a zinc liquid surface by using the device of claim 1, which is characterized in that: after being pre-dried, a workpiece is conveyed to the upper part of the center of a zinc pot, a rotary scraper electric driving mechanism starts to act, two opposite sides drive scrapers to automatically rotate to form a position of 90 degrees with the side line of the zinc pot, a walking electric driving mechanism starts to act, the scrapers are driven to scrape scum on a zinc liquid surface to two sides of the zinc pot, the scrapers are driven to scrape the edge of the zinc pot along the moving direction, after ash scraping is finished, the rotary scraper electric driving mechanism acts again, the two opposite sides drive scrapers to automatically rotate to be parallel to the edge of the zinc pot, and a zinc liquid surface avoiding space for the workpiece to be immersed in is formed; after the zinc dipping of the workpiece is finished, the electric driving mechanism of the rotary scraper moves, the two opposite sides drive the scrapers to automatically rotate to the positions which form 90 degrees with the side lines of the zinc pot, the electric driving mechanism for the scraper to move starts to move, the scrapers are driven to scrape the scum on the zinc liquid surface to the two sides of the zinc pot, the scrapers are driven to scrape the side lines of the zinc pot along the moving direction, after the ash scraping is finished, the electric driving mechanism of the rotary scraper moves again, the two opposite sides drive the scrapers to automatically rotate to the positions which are parallel to the edge of the zinc pot, and the space for avoiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011161738.8A CN112126878A (en) | 2020-10-27 | 2020-10-27 | Automatic zinc liquid surface ash scraping device and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011161738.8A CN112126878A (en) | 2020-10-27 | 2020-10-27 | Automatic zinc liquid surface ash scraping device and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112126878A true CN112126878A (en) | 2020-12-25 |
Family
ID=73853608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011161738.8A Pending CN112126878A (en) | 2020-10-27 | 2020-10-27 | Automatic zinc liquid surface ash scraping device and process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112126878A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855109A (en) * | 2022-05-31 | 2022-08-05 | 杭州新兴车料有限公司 | Foldable scooter frame galvanizing process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201729865U (en) * | 2010-06-12 | 2011-02-02 | 青岛东方铁塔股份有限公司 | Zinc plating solution surface impurity cleaning device |
| CN105525245A (en) * | 2016-01-22 | 2016-04-27 | 昆明理工大学 | Ash scraping device for hot-dip galvanizing before dip plating |
| CN105543751A (en) * | 2016-01-22 | 2016-05-04 | 昆明理工大学 | Ash scraping device for batched hot-dip galvanizing |
| CN207452230U (en) * | 2017-11-28 | 2018-06-05 | 徐州瑞马智能技术有限公司 | For galvanizing automatic ash scraping device |
| CN110423970A (en) * | 2019-08-26 | 2019-11-08 | 江苏鑫领域智能科技有限公司 | Galvanization production line is dedicated beats apparatus for ash and its application method for a kind of annular |
| CN212560403U (en) * | 2020-10-27 | 2021-02-19 | 沈阳天通电气有限公司 | Automatic ash device of scraping of zinc liquid level |
-
2020
- 2020-10-27 CN CN202011161738.8A patent/CN112126878A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201729865U (en) * | 2010-06-12 | 2011-02-02 | 青岛东方铁塔股份有限公司 | Zinc plating solution surface impurity cleaning device |
| CN105525245A (en) * | 2016-01-22 | 2016-04-27 | 昆明理工大学 | Ash scraping device for hot-dip galvanizing before dip plating |
| CN105543751A (en) * | 2016-01-22 | 2016-05-04 | 昆明理工大学 | Ash scraping device for batched hot-dip galvanizing |
| CN207452230U (en) * | 2017-11-28 | 2018-06-05 | 徐州瑞马智能技术有限公司 | For galvanizing automatic ash scraping device |
| CN110423970A (en) * | 2019-08-26 | 2019-11-08 | 江苏鑫领域智能科技有限公司 | Galvanization production line is dedicated beats apparatus for ash and its application method for a kind of annular |
| CN212560403U (en) * | 2020-10-27 | 2021-02-19 | 沈阳天通电气有限公司 | Automatic ash device of scraping of zinc liquid level |
Non-Patent Citations (1)
| Title |
|---|
| 郜志利: "热镀锌机组锌锅沉没辊刮刀装置开发" * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855109A (en) * | 2022-05-31 | 2022-08-05 | 杭州新兴车料有限公司 | Foldable scooter frame galvanizing process |
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| PB01 | Publication | ||
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Application publication date: 20201225 |
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