CN113463000A - Annular wire for anti-corrosion galvanizing production - Google Patents

Annular wire for anti-corrosion galvanizing production Download PDF

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Publication number
CN113463000A
CN113463000A CN202110696364.8A CN202110696364A CN113463000A CN 113463000 A CN113463000 A CN 113463000A CN 202110696364 A CN202110696364 A CN 202110696364A CN 113463000 A CN113463000 A CN 113463000A
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China
Prior art keywords
drying
plated part
production
plated
plating
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CN202110696364.8A
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Chinese (zh)
Inventor
张志忠
许丹丹
胡涛
高春燕
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Pingdingshan Zhongkai Anticorrosion Co ltd
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Pingdingshan Zhongkai Anticorrosion Co ltd
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Priority to CN202110696364.8A priority Critical patent/CN113463000A/en
Publication of CN113463000A publication Critical patent/CN113463000A/en
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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
    • 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
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • 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
    • C23C2/26—After-treatment
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Coating With Molten Metal (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

The invention discloses an annular wire for anticorrosive galvanizing production, which comprises the working procedures of plated part pretreatment, high-temperature degreasing, acid cleaning, water washing, spin-drying, air drying, plating assistant agent treatment, high-temperature drying, hot dipping, zinc leaching treatment, cooling, surface treatment, ex-warehouse and the like. The invention reduces unnecessary and cumbersome processes, simplifies the process flow, obviously improves the production efficiency, can greatly save the cost and improve the production capacity on the original production line, optimizes the process on the original basis and solves the problems of waste and pollution of the original pickling solvent; can carry out the production line of two differences of reasonable selection according to the difference of the material of plating the piece to can effectively reduce the cost under the condition of guaranteed quality, the process is whole can adopt the suspension type transmission band to carry, realizes the integration production.

Description

Annular wire for anti-corrosion galvanizing production
Technical Field
The invention relates to the technical field of dentistry, in particular to an annular wire for production of anticorrosion galvanization.
Background
Galvanization refers to a surface treatment technology for plating a layer of zinc on the surface of metal, alloy or other materials to play the roles of beauty, rust prevention and the like. Zinc is readily soluble in acids and also soluble in bases, so it is called amphoteric; the zinc hardly changes in the dry air. In humid air, a dense film of basic zinc carbonate is formed on the zinc surface. In the atmosphere containing sulfur dioxide, hydrogen sulfide and oceanic atmosphere, the corrosion resistance of zinc is poor, and particularly in the atmosphere containing high-temperature high-humidity organic acid, a zinc coating is extremely easy to corrode.
The most widely used and best effect mode in the market is hot galvanizing, in a plating tank containing galvanizing liquid, a piece to be plated after cleaning and special pretreatment is used as a cathode, a plating metal is used for making an anode, the two electrodes are respectively connected with the anode and the cathode of a direct current power supply, and after the two electrodes are electrified, metal ions in the galvanizing liquid move to the cathode under the action of potential difference to form a plating layer. At present, the flow of a galvanizing production line on the market is not standard enough, more cumbersome processes exist, integrated production cannot be realized in the production process, the production line is low in efficiency, the environmental pollution of the production line is serious in the acid washing and solvent treatment processes, the step of reasonably adjusting the galvanizing process cannot be carried out according to the condition of a specific galvanized part, and unnecessary waste is caused.
Disclosure of Invention
The invention aims to solve the defects that the conventional galvanizing production line has an incomplete flow, more cumbersome processes exist, integrated production cannot be realized in the production process, the production line is low in efficiency, the environmental pollution of the production line is serious in the acid washing and solvent treatment processes, the galvanizing process cannot be reasonably adjusted according to the specific condition of a plated part, and unnecessary waste is caused.
In order to achieve the purpose, the invention adopts the following technical scheme:
a ring wire for corrosion-resistant galvanizing production comprises the following procedures:
s1 pretreatment of plated parts: welding seams and broken parts existing on the plated part, and polishing the welded parts; sealing two ends of the pipe plating part through a sealing part;
s2 high-temperature degreasing: heating the plated part in a high-temperature furnace at the temperature of 300-;
s3 acid washing and water washing: pickling the degreased plated part in a mixed acid tank, and soaking the pickled plated part in a washing tank to remove the mixed acid attached to the plated part;
s4 spin-drying and air-drying: drying the plated part above a washing tank by a drying barrel, and drying the dried plated part by high-pressure hot air;
s5 plating assistant agent treatment: immersing the air-dried plated piece into a pool containing a plating assistant agent for 10-15 seconds;
s6, high-temperature drying: drying the plating piece soaked with the plating assistant agent in a heating furnace at the temperature of 100-180 ℃ so that the plating assistant agent is solidified on the surface of the plating piece;
s7 hot dip coating: immersing the plated part in 480-600 ℃ molten zinc liquid, and completely submerging the plated part in the zinc liquid for 3-6 minutes
S8 zinc leaching treatment: suspending the galvanized part after the galvanization treatment above the zinc liquid, and waiting for the excessive galvanization on the surface of the galvanized part to naturally drain;
s9, cooling: drying by adopting a natural airing or air drying mode;
s10 surface treatment: spraying a layer of grease on the surface to protect the galvanized surface;
s11 warehouse-out: and (5) packaging the plated part by the protective film and discharging the plated part out of the warehouse.
Preferably, the pickling time in the S3 is guaranteed within 10-15 minutes, and the mixed acid in the S3 is formed by mixing sulfuric acid, nitric acid and hydrofluoric acid according to a certain proportion.
Preferably, the plating assistant agent in S5 is formed by one or more of zinc chloride, ammonium chloride, iminodiacetic acid, wetting agent, silicon, sulfur, phosphorus and carbon surfactant.
Preferably, the whole process of the process can be conveyed by a suspended conveying belt, so that integrated production is realized.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the prior art, the production process of the anticorrosion galvanization reduces unnecessary and cumbersome processes, simplifies the process flow, obviously improves the production efficiency, and can greatly save the cost and improve the production capacity on the original production line.
2. The process is optimized on the original basis, and the problems of waste and pollution of the original pickling solvent are solved.
3. Can carry out reasonable two different production lines of choosing according to the difference of plating the material of piece to can effectively reduce the cost under the condition of guaranteeing quality.
Drawings
FIG. 1 is a process flow chart of a circular wire for the production of corrosion-resistant galvanizing according to 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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example one
Referring to fig. 1, a loop wire for corrosion-resistant galvanization production includes the following processes:
s1 pretreatment of plated parts: welding seams and broken parts existing on the plated part, and polishing the welded parts; sealing two ends of the pipe plating part through a sealing part;
s2 high-temperature degreasing: heating the plated part in a high-temperature furnace at the temperature of 300-;
s3 acid washing and water washing: pickling the degreased plated part in a mixed acid tank, and soaking the pickled plated part in a washing tank to remove the mixed acid attached to the plated part;
s4 spin-drying and air-drying: drying the plated part above a washing tank by a drying barrel, and drying the dried plated part by high-pressure hot air;
s5 plating assistant agent treatment: immersing the air-dried plated piece into a pool containing a plating assistant agent for 10-15 seconds;
s6, high-temperature drying: drying the plating piece soaked with the plating assistant agent in a heating furnace at the temperature of 100-180 ℃ so that the plating assistant agent is solidified on the surface of the plating piece;
s7 hot dip coating: immersing the plated part in 480-600 ℃ molten zinc liquid, and completely submerging the plated part in the zinc liquid for 3-6 minutes
S8 zinc leaching treatment: suspending the galvanized part after the galvanization treatment above the zinc liquid, and waiting for the excessive galvanization on the surface of the galvanized part to naturally drain;
s9, cooling: drying by adopting a natural airing or air drying mode;
s10 surface treatment: spraying a layer of grease on the surface to protect the galvanized surface;
s11 warehouse-out: and (5) packaging the plated part by the protective film and discharging the plated part out of the warehouse.
Further, the pickling time in the S3 is guaranteed within 10-15 minutes, and the mixed acid in the S3 is formed by mixing sulfuric acid, nitric acid and hydrofluoric acid according to a certain proportion;
further benefits are taken therein: the oil stain can be permeated and emulsified to achieve the effect of stripping the oil stain on the surface of the metal, and the hydrogen generated by the acid-washed oil-removed metal under the acid corrosion also has the effect of assisting in stripping
Further, the plating assistant agent in S5 is formed by combining one or more of zinc chloride, ammonium chloride, iminodiacetic acid, wetting agent, silicon, sulfur, phosphorus and carbon surfactant;
further benefits are taken therein: cleaning the surface of the plated part, and removing some ferrous salt and other dirt on the surface of the plated part after acid washing; purifying liquid-phase zinc at the position where the plating piece is immersed in the zinc liquid, so that the plating piece and the liquid-phase zinc are quickly infiltrated and reacted; a layer of salt film is deposited on the surface of the plated part, so that the surface of the plated part can be isolated from air, and secondary micro-oxidation is prevented; when the solvent is heated and decomposed, the surface of the plated part has an active function and a wetting capacity, so that the zinc liquid can be well attached to the substrate of the plated part, and an alloying process can be smoothly carried out; when the plating piece coated with the solvent meets the zinc liquid, the gas wave generated by the gasification of the solvent plays a role in clearing zinc oxide, aluminum hydroxide, carbon black particles and the like on the zinc liquid.
Furthermore, the whole process of the working procedures can be conveyed by a suspension type conveying belt, so that integrated production is realized.
Example two
Referring to fig. 1, the ring wire for the production of the anti-corrosion galvanizing is provided for a plated part of which the material is not required to be treated by a plating assistant agent, and comprises the following steps:
s1 pretreatment of plated parts: welding seams and broken parts existing on the plated part, and polishing the welded parts; sealing two ends of the pipe plating part through a sealing part;
s2 high-temperature degreasing: heating the plated part in a high-temperature furnace at the temperature of 300-;
s3 acid washing and water washing: pickling the degreased plated part in a mixed acid tank, and soaking the pickled plated part in a washing tank to remove the mixed acid attached to the plated part;
s4 spin-drying and air-drying: drying the plated part above a washing tank by a drying barrel, and drying the dried plated part by high-pressure hot air;
s5 hot dip coating: immersing the plated part in 480-600 ℃ molten zinc liquid, and completely submerging the plated part in the zinc liquid for 3-6 minutes
S6 zinc leaching treatment: suspending the galvanized part after the galvanization treatment above the zinc liquid, and waiting for the excessive galvanization on the surface of the galvanized part to naturally drain;
s7, cooling: drying by adopting a natural airing or air drying mode;
s8 surface treatment: spraying a layer of grease on the surface to protect the galvanized surface;
s9 warehouse-out: and (5) packaging the plated part by the protective film and discharging the plated part out of the warehouse.
Further, the pickling time in the S3 is guaranteed within 10-15 minutes, and the mixed acid in the S3 is formed by mixing sulfuric acid, nitric acid and hydrofluoric acid according to a certain proportion;
further benefits are taken therein: the oil stain can be permeated and emulsified to achieve the effect of stripping the oil stain on the surface of the metal, and the hydrogen generated by the acid-washed oil-removed metal under the acid corrosion also has the effect of assisting in stripping
Furthermore, the whole process of the working procedures can be conveyed by a suspension type conveying belt, so that integrated production is realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (4)

1. A circular line for anticorrosive galvanizing production is characterized by comprising the following working procedures:
s1 pretreatment of plated parts: welding seams and broken parts existing on the plated part, and polishing the welded parts; sealing two ends of the pipe plating part through a sealing part;
s2 high-temperature degreasing: heating the plated part in a high-temperature furnace at the temperature of 300-;
s3 acid washing and water washing: pickling the degreased plated part in a mixed acid tank, and soaking the pickled plated part in a washing tank to remove the mixed acid attached to the plated part;
s4 spin-drying and air-drying: drying the plated part above a washing tank by a drying barrel, and drying the dried plated part by high-pressure hot air;
s5 plating assistant agent treatment: immersing the air-dried plated piece into a pool containing a plating assistant agent for 10-15 seconds;
s6, high-temperature drying: drying the plating piece soaked with the plating assistant agent in a heating furnace at the temperature of 100-180 ℃ so that the plating assistant agent is solidified on the surface of the plating piece;
s7 hot dip coating: immersing the plated part in 480-600 ℃ molten zinc liquid, and completely submerging the plated part in the zinc liquid for 3-6 minutes
S8 zinc leaching treatment: suspending the galvanized part after the galvanization treatment above the zinc liquid, and waiting for the excessive galvanization on the surface of the galvanized part to naturally drain;
s9, cooling: drying by adopting a natural airing or air drying mode;
s10 surface treatment: spraying a layer of grease on the surface to protect the galvanized surface;
s11 warehouse-out: and (5) packaging the plated part by the protective film and discharging the plated part out of the warehouse.
2. The annular wire for the production of the corrosion-resistant galvanized steel wire as claimed in claim 1, wherein the pickling time in the S3 is within 10-15 minutes, and the mixed acid in the S3 is formed by mixing sulfuric acid, nitric acid and hydrofluoric acid according to a certain proportion.
3. The annular wire for the production of the corrosion-resistant galvanized steel wire as claimed in claim 1, wherein the plating assistant in S5 is formed by combining one or more of zinc chloride, ammonium chloride, iminodiacetic acid, wetting agent, silicon, sulfur, phosphorus and carbon surfactant.
4. The endless wire for the production of corrosion-resistant galvanized steel according to claim 1, characterized in that the whole process can be carried by a suspended conveyor belt, so as to realize integrated production.
CN202110696364.8A 2021-06-23 2021-06-23 Annular wire for anti-corrosion galvanizing production Pending CN113463000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110696364.8A CN113463000A (en) 2021-06-23 2021-06-23 Annular wire for anti-corrosion galvanizing production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110696364.8A CN113463000A (en) 2021-06-23 2021-06-23 Annular wire for anti-corrosion galvanizing production

Publications (1)

Publication Number Publication Date
CN113463000A true CN113463000A (en) 2021-10-01

Family

ID=77869366

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110696364.8A Pending CN113463000A (en) 2021-06-23 2021-06-23 Annular wire for anti-corrosion galvanizing production

Country Status (1)

Country Link
CN (1) CN113463000A (en)

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