CN111842085A - Preparation method of brown fingerprint-resistant stainless steel - Google Patents
Preparation method of brown fingerprint-resistant stainless steel Download PDFInfo
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- CN111842085A CN111842085A CN202010585649.XA CN202010585649A CN111842085A CN 111842085 A CN111842085 A CN 111842085A CN 202010585649 A CN202010585649 A CN 202010585649A CN 111842085 A CN111842085 A CN 111842085A
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- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
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- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
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- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
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- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
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- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
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- B05D2202/10—Metallic substrate based on Fe
- B05D2202/15—Stainless steel
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Abstract
The invention provides a preparation method of brown fingerprint-resistant stainless steel, which comprises the following steps: 1) grinding an 8K mirror surface: the roughness and the brightness of the surface of the stainless steel coil can reach the 8K requirement through coarse grinding and fine grinding; (2) coloring: sending the stainless steel coil with the mirror surface ground in the step (1) into a whole-coil titanium furnace, and plating tawny on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system; (3) cleaning: washing the mirror brown stainless steel coil obtained in the step (2) by using desalted water; (4) oiling: performing roller coating of fingerprint oil resistance on the mirror brown stainless steel coil cleaned in the step (3); (5) baking: and (4) baking the mirror brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven.
Description
Technical Field
The invention relates to the technical field of stainless steel production, in particular to a preparation method of brown fingerprint-resistant stainless steel.
Background
Once the surface of the existing common stainless steel is touched, fingerprints are easy to leave and difficult to clean, and then more dust is easy to adsorb, so that the surface of the stainless steel loses luster; after a long time, a layer of plated metal can be removed from the surface of the stainless steel, thereby greatly reducing the surface aesthetic degree of the stainless steel.
Disclosure of Invention
The invention provides a preparation method of brown fingerprint-resistant stainless steel which is pressure-resistant, wear-resistant, corrosion-resistant, oil-stain-resistant, fingerprint-resistant, dust-resistant and easy to clean.
The technical scheme adopted by the invention is as follows: a preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding an 8K mirror surface: the roughness and the brightness of the surface of the stainless steel coil can reach the 8K requirement through coarse grinding and fine grinding;
(2) coloring: sending the stainless steel coil with the mirror surface ground in the step (1) into a whole-coil titanium furnace, and plating tawny on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(3) cleaning: washing the mirror brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of fingerprint oil resistance on the mirror brown stainless steel coil cleaned in the step (3); wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the mirror brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven.
The invention further provides the following technical scheme: a preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) Grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and during grinding, the patterned roller is precisely controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper downward pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided;
(2) coloring: sending the stainless steel coil with the ground common sand surface in the step (1) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(3) cleaning: washing the common sand surface brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of the common sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the common sand surface brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven.
The invention also provides the following technical scheme: a preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; during grinding, the abrasive belt rotation speed of the snowflake sand machine is 1000-2000r/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(2) Coloring: sending the stainless steel coil ground with the snowflake sand in the step (1) into a whole-coil titanium furnace, and adopting PVD (plating brown color on the surface of the stainless steel by adopting the technology, wherein during color plating, the color value a of the brown color is controlled within the range of 4-5 and the value b is controlled within the range of 8.5-10 by a built-in color value real-time monitoring system;
(3) cleaning: washing the snowflake sand-surfaced brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of the snowflake sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the snowflake sand surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
Further, (2) in the coloring process, a pure titanium target is used as a sputtering target material, and the gas flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias at 20-50V, controlling the tension of the process section at 2000-3000N, and keeping the color plating speed at 2-10 m/min.
Further, in the step (3), the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10 m/min.
Further, in the step (5), the baking temperature is controlled to be 230-.
The invention provides the following technical scheme: a preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and during grinding, the patterned roller is precisely controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper downward pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided;
(2) drawing: carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the linear velocity of the abrasive belt of the drawing machine is 5-10m/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(3) coloring: sending the stainless steel coil subjected to wire drawing in the step (3) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(4) Cleaning: washing the common sand wire-drawing surface dark brown stainless steel coil obtained in the step (3) by using desalted water;
(5) oiling: performing roller coating of the dark brown stainless steel coil with the common sand wire drawing surface cleaned in the step (4) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(6) baking: and (4) baking the common sand wire-drawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven.
The invention also provides the following technical scheme: a preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; when in grinding, the abrasive belt rotating speed of the snowflake sand machine is 1000-2000r/min, the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(2) carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the abrasive belt linear velocity of the drawing machine is 5-10m/min, the tension roller and the contact roller are accurately controlled to move up and down through software, proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(3) Coloring: sending the stainless steel coil subjected to wire drawing in the step (2) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(4) cleaning: washing the brown stainless steel coil with the snowflake sand wire-drawing surface obtained in the step (3) by using desalted water;
(5) oiling: performing roller coating of the brown stainless steel coil on the snowflake sand wire-drawing surface cleaned in the step (4) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(6) baking: and (4) baking the snowflake sand wiredrawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven.
Further, in the step (3), in the coloring process, a pure titanium target is used as a sputtering target material, and the gas flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias at 20-50V, controlling the tension of the process section at 2000-3000N, and keeping the color plating speed at 2-10 m/min.
Further, in the step (4), the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10 m/min.
Compared with the prior art, the preparation method of the brown fingerprint-resistant stainless steel adopts a PVD coloring process to enable the stainless steel to have better pressure resistance, wear resistance and corrosion resistance, and simultaneously, the fingerprint-resistant oil roller coating process enables the stainless steel to have more stable performance and stronger metal feeling, so that the corrosion resistance is greatly improved, the influence caused by oil contamination is improved, and the problem that the surface is difficult to clean is solved; and the fingerprint-resistant oil film layer is thin, transparent and bright, has a certain finishing effect, is not sticky to hands, is not sticky to dust, and has fine hand feeling.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1: the invention relates to a flow chart of steps of a first preparation method of brown fingerprint-resistant stainless steel;
FIG. 2: the flow chart of the steps of the second preparation method of the brown fingerprint-resistant stainless steel is shown;
FIG. 3: the third step flow chart of the preparation method of the brown fingerprint-resistant stainless steel is disclosed;
FIG. 4: the flow chart of the fourth step of the preparation method of the brown fingerprint-resistant stainless steel is shown;
FIG. 5: the invention relates to a flow chart of a fifth step of a preparation method of brown fingerprint-resistant stainless steel.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example one
As shown in figure 1, the preparation method of the brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding an 8K mirror surface: the roughness and the brightness of the surface of the stainless steel coil can reach the 8K requirement through coarse grinding and fine grinding.
(2) Coloring: and (2) feeding the stainless steel coil with the mirror surface ground in the step (1) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a Physical Vapor Deposition (PVD) technology. During color plating, a pure titanium target is adopted as a sputtering target material, and the flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias to be 20-50V, controlling the tension of the process section to be 2000-3000N, and keeping the color plating speed at 2-10 m/min; the color value of the brown is controlled in a stable range through a built-in color value real-time monitoring system, wherein the value a is in the range of 4-5, and the value b is in the range of 8.5-10.
(3) Cleaning: and (3) cleaning the mirror brown stainless steel coil obtained in the step (2) by using desalted water. Wherein, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10m/min, so as to ensure that the surface of the stainless steel has no residual ash stains.
(4) Oiling: and (4) performing roller coating of the mirror brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil. Wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm.
(5) Baking: and (4) baking the mirror brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
Example two
As shown in figure 2, the preparation method of the brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and the patterned roller is accurately controlled to move up and down through software during grinding, so that proper tension is provided for the abrasive belt, and proper lower pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(2) Coloring: and (2) feeding the stainless steel coil with the ground common sand surface in the step (1) into a whole-coil titanium furnace, and plating the surface of the stainless steel with brown color by adopting a PVD (physical vapor deposition) technology. During color plating, a pure titanium target is adopted as a sputtering target material, and the flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias to be 20-50V, controlling the tension of the process section to be 2000-3000N, and keeping the color plating speed at 2-10 m/min; the color value of the brown is controlled in a stable range through a built-in color value real-time monitoring system, wherein the value a is in the range of 4-5, and the value b is in the range of 8.5-10.
(3) Cleaning: and (3) cleaning the common sand surface dark brown stainless steel coil obtained in the step (2) by using desalted water. Wherein, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10m/min, so as to ensure that the surface of the stainless steel coil has no residual ash stains.
(4) Oiling: and (4) performing roller coating of the common sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil. Wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm.
(5) Baking: and (4) baking the common sand surface brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
EXAMPLE III
As shown in figure 3, the preparation method of the brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; during grinding, the abrasive belt rotation speed of the snowflake sand machine is 1000-2000r/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(2) Coloring: and (2) feeding the stainless steel coil subjected to snowflake grinding in the step (1) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a Physical Vapor Deposition (PVD) technology. During color plating, a pure titanium target is adopted as a sputtering target material, and the flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias to be 20-50V, controlling the tension of the process section to be 2000-3000N, and keeping the color plating speed at 2-10 m/min; the color value of the brown is controlled in a stable range through a built-in color value real-time monitoring system, wherein the value a is in the range of 4-5, and the value b is in the range of 8.5-10.
(3) Cleaning: and (3) cleaning the snowflake sand surface dark brown stainless steel coil obtained in the step (2) by using desalted water. Wherein, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10m/min, so as to ensure that no ash residue exists on the surface.
(4) Oiling: and (4) performing roller coating of the snowflake sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil. Wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm.
(5) Baking: and (4) baking the snowflake sand surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
Example four
As shown in FIG. 4, the preparation method of the brown fingerprint-resistant stainless steel of the invention comprises the following steps:
(1) grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and the patterned roller is accurately controlled to move up and down through software during grinding, so that proper tension is provided for the abrasive belt, and proper lower pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(2) Drawing: carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the linear velocity of the abrasive belt of the drawing machine is 5-10m/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(3) Coloring: and (3) feeding the stainless steel coil subjected to wire drawing in the step (2) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a Physical Vapor Deposition (PVD) technology. During color plating, a pure titanium target is adopted as a sputtering target material, and the flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias to be 20-50V, controlling the tension of the process section to be 2000-3000N, and keeping the color plating speed at 2-10 m/min; the color value of the brown is controlled in a stable range through a built-in color value real-time monitoring system, wherein the value a is in the range of 4-5, and the value b is in the range of 8.5-10.
(4) Cleaning: and (4) cleaning the common sand wire-drawing surface dark brown stainless steel coil obtained in the step (3) by using desalted water. Wherein, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10m/min, so as to ensure that the surface of the stainless steel coil has no residual ash stains.
(5) Oiling: and (4) performing roller coating of the dark brown stainless steel coil with the common sand wire drawing surface cleaned in the step (4) with anti-fingerprint oil. Wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm.
(6) Baking: and (4) baking the common sand wire-drawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
EXAMPLE five
As shown in FIG. 5, the preparation method of the brown fingerprint-resistant stainless steel of the invention comprises the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; during grinding, the abrasive belt rotation speed of the snowflake sand machine is 1000-2000r/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(2) Carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the linear velocity of the abrasive belt of the drawing machine is 5-10m/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided.
(3) Coloring: and (3) feeding the stainless steel coil subjected to wire drawing in the step (2) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a Physical Vapor Deposition (PVD) technology. During color plating, a pure titanium target is adopted as a sputtering target material, and the flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias to be 20-50V, controlling the tension of the process section to be 2000-3000N, and keeping the color plating speed at 2-10 m/min; the color value of the brown is controlled in a stable range through a built-in color value real-time monitoring system, wherein the value a is in the range of 4-5, and the value b is in the range of 8.5-10.
(4) Cleaning: and (4) cleaning the brown stainless steel coil with the snowflake sand wire-drawing surface obtained in the step (3) by using desalted water. Wherein, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10m/min, so as to ensure that the surface of the stainless steel coil has no residual ash stain.
(5) Oiling: and (4) performing roller coating of the brown stainless steel coil on the snowflake sand wire-drawing surface cleaned in the step (4) with anti-fingerprint oil. Wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm.
(6) Baking: and (4) baking the snowflake sand wiredrawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
In conclusion, the preparation method of the brown fingerprint-resistant stainless steel greatly improves the surface property of the stainless steel by treating the surface of the stainless steel. Moreover, the stainless steel has better pressure resistance, wear resistance and corrosion resistance by adopting the PVD coloring process, and the dust and oil resistance of the stainless steel is further improved by using the fingerprint resistance process, so that the surface of the stainless steel is easier to clean.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The preparation method of brown fingerprint-resistant stainless steel is characterized by comprising the following steps:
(1) grinding an 8K mirror surface: the roughness and the brightness of the surface of the stainless steel coil can reach the 8K requirement through coarse grinding and fine grinding;
(2) coloring: sending the stainless steel coil with the mirror surface ground in the step (1) into a whole-coil titanium furnace, and plating tawny on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(3) cleaning: washing the mirror brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of fingerprint oil resistance on the mirror brown stainless steel coil cleaned in the step (3); wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the mirror brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven.
2. The preparation method of brown fingerprint-resistant stainless steel is characterized by comprising the following steps:
(1) grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and during grinding, the patterned roller is precisely controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper downward pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided;
(2) Coloring: sending the stainless steel coil with the ground common sand surface in the step (1) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(3) cleaning: washing the common sand surface brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of the common sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the common sand surface brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven.
3. The preparation method of brown fingerprint-resistant stainless steel is characterized by comprising the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; during grinding, the abrasive belt rotation speed of the snowflake sand machine is 1000-2000r/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(2) Coloring: sending the stainless steel coil ground with the snowflake sand in the step (1) into a whole-coil titanium furnace, and adopting PVD (plating brown color on the surface of the stainless steel by adopting the technology, wherein during color plating, the color value a of the brown color is controlled within the range of 4-5 and the value b is controlled within the range of 8.5-10 by a built-in color value real-time monitoring system;
(3) cleaning: washing the snowflake sand-surfaced brown stainless steel coil obtained in the step (2) by using desalted water;
(4) oiling: performing roller coating of the snowflake sand surface brown stainless steel coil cleaned in the step (3) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(5) baking: and (4) baking the snowflake sand surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (4) through a baking oven. Wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
4. A method of producing the brown fingerprint resistant stainless steel according to any one of claims 1 to 3, wherein: (2) in the coloring process, a pure titanium target is used as a sputtering target material, and the gas flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias at 20-50V, controlling the tension of the process section at 2000-3000N, and keeping the color plating speed at 2-10 m/min.
5. A method of producing the brown fingerprint resistant stainless steel according to any one of claims 1 to 3, wherein: (3) in the method, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10 m/min.
6. A method of producing the brown fingerprint resistant stainless steel according to any one of claims 1 to 3, wherein: (5) wherein the baking temperature is controlled to be 230-270 ℃, and the baking time is 5 min.
7. A preparation method of brown fingerprint-resistant stainless steel comprises the following steps:
(1) grinding a common sand surface: the stainless steel coil is subjected to grinding and general sand processing, and during grinding, the patterned roller is precisely controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper downward pressure is provided for the steel belt; the bottom roller provides upward supporting force for the steel belt, and meanwhile deformation caused by sanding of the steel belt is avoided;
(2) drawing: carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the linear velocity of the abrasive belt of the drawing machine is 5-10m/min, and the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(3) coloring: sending the stainless steel coil subjected to wire drawing in the step (3) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(4) Cleaning: washing the common sand wire-drawing surface dark brown stainless steel coil obtained in the step (3) by using desalted water;
(5) oiling: performing roller coating of the dark brown stainless steel coil with the common sand wire drawing surface cleaned in the step (4) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(6) baking: and (4) baking the common sand wire-drawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven.
8. The preparation method of brown fingerprint-resistant stainless steel is characterized by comprising the following steps:
(1) grinding a snowflake sand surface: grinding the stainless steel coil with snowflake sand; when in grinding, the abrasive belt rotating speed of the snowflake sand machine is 1000-2000r/min, the tension roller and the contact roller are accurately controlled to move up and down through software, so that proper tension is provided for the abrasive belt, and proper down force is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(2) carrying out wire drawing treatment on the stainless steel coil which is ground in the step (1) and has a common sand surface; when drawing, the abrasive belt linear velocity of the drawing machine is 5-10m/min, the tension roller and the contact roller are accurately controlled to move up and down through software, proper tension is provided for the abrasive belt, and proper down pressure is provided for the steel belt; the horizontal guide roller provides upward supporting force for the steel belt and simultaneously avoids the steel belt from being frosted to deform;
(3) Coloring: sending the stainless steel coil subjected to wire drawing in the step (2) into a whole-coil titanium furnace, and plating brown on the surface of the stainless steel by adopting a PVD (physical vapor deposition) technology; during color plating, controlling the color value a of the brown color within the range of 4-5 and the color value b within the range of 8.5-10 through a built-in color value real-time monitoring system;
(4) cleaning: washing the brown stainless steel coil with the snowflake sand wire-drawing surface obtained in the step (3) by using desalted water;
(5) oiling: performing roller coating of the brown stainless steel coil on the snowflake sand wire-drawing surface cleaned in the step (4) with anti-fingerprint oil; wherein the viscosity of the oil is controlled to be 16-20s, and the thickness of the oil film is 0.1-2 μm;
(6) baking: and (4) baking the snowflake sand wiredrawing surface dark brown fingerprint-resistant stainless steel coil coated with the oil in the step (5) through a baking oven.
9. The method for preparing the brown fingerprint resistant stainless steel according to claim 7 or 8, wherein: (3) in the coloring process, a pure titanium target is used as a sputtering target material, and the gas flow ratio of argon to nitrogen in different coating chambers is controlled to be 60: 40-200: 150, controlling the power bias at 20-50V, controlling the tension of the process section at 2000-3000N, and keeping the color plating speed at 2-10 m/min.
10. The method for preparing the brown fingerprint resistant stainless steel according to claim 7 or 8, wherein: (4) in the process, the conductivity of the desalted water is controlled to be less than or equal to 500 mu s/m, and the cleaning speed is controlled to be 10 m/min.
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