WO2018119769A1 - Wood-grain stainless steel and preparation method therefor - Google Patents

Wood-grain stainless steel and preparation method therefor Download PDF

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Publication number
WO2018119769A1
WO2018119769A1 PCT/CN2016/112694 CN2016112694W WO2018119769A1 WO 2018119769 A1 WO2018119769 A1 WO 2018119769A1 CN 2016112694 W CN2016112694 W CN 2016112694W WO 2018119769 A1 WO2018119769 A1 WO 2018119769A1
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stainless steel
wood grain
wood
preparation
temperature oxidation
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PCT/CN2016/112694
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French (fr)
Chinese (zh)
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向雄志
胡远立
黄琪
程淼
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深圳大学
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Priority to PCT/CN2016/112694 priority Critical patent/WO2018119769A1/en
Publication of WO2018119769A1 publication Critical patent/WO2018119769A1/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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • C23C8/12—Oxidising using elemental oxygen or ozone
    • C23C8/14—Oxidising of ferrous surfaces

Definitions

  • the invention belongs to the field of wood grain metal technology, in particular to a wood grain stainless steel and a preparation method thereof.
  • the wood grain metal process is a special metal process originating from Japan and has been improved in Western countries for use in contemporary jewelry preparation and design. At present, there is a relatively mature method for implementing this process in foreign countries. Compared with the traditional wood grain metal technology in Japan, it has made great progress and development in the craftsmanship, material expansion or process success rate in the jewelry industry. However, in China, this is still a little-known craftsmanship technique. In the domestic market, jewelry products with similar craftsmanship have not been seen.
  • the coloring process of colored stainless steel in industrial production in China is mainly chemical coloring
  • the coloring base liquid is sulfuric acid-chromic anhydride solution.
  • high concentration of chromic acid is easily volatilized, causing great harm to the environment and the human body.
  • the state implements strict control over the emission of chromium ions, and the traditional chemical coloring method is gradually being phased out.
  • Research on new chromium-free coloring processes is becoming increasingly important. Electrochemical coloring is expected to replace chemical coloring, but it is still in the laboratory research stage, and there are still many difficulties to overcome from industrial production.
  • Electrochemical coloring requires relatively high requirements on the shape of the workpiece, and cannot meet the production requirements of various shapes of workpieces in industrial production; a large amount of electrical energy is consumed in the electrochemical coloring process, and the cost is high; the electrical signal needs to be accurately controlled in the electrochemical coloring process.
  • the high requirements on equipment make it difficult to achieve industrial mass production by electrochemical coloring.
  • the technical problem to be solved by the present invention is to provide a wood grain stainless steel and a preparation method thereof, which are intended to utilize a coloring liquid by forming an oxide film having a thicker thickness on a stainless steel surface under high temperature conditions without using a coloring liquid, thereby avoiding The harm caused by chromium ions to humans and the environment.
  • the invention is realized in this way, a wood grain stainless steel and a preparation method thereof, comprising the following steps:
  • High temperature oxidation coloring is performed to obtain wood grain stainless steel.
  • the present invention also provides a wood grain stainless steel which is produced by the above-described method for preparing wood grain stainless steel.
  • the invention has the beneficial effects that the preparation method of the wood grain stainless steel provided by the embodiment of the invention is the preparation of the wood grain stainless steel by the high temperature oxidation method, and the stainless steel is mainly used to form a thicker surface on the surface at a high temperature.
  • the oxide film exhibits a certain color. This method not only reduces the production cost, but also does not require the use of coloring liquid, thereby avoiding the harm caused by chromium ions to humans and the environment.
  • the high-temperature oxidation method uses a high temperature to thicken the stainless steel oxide film, so that as long as the temperature distribution is uniform, the shape of the stainless steel workpiece is not greatly limited, and industrial production is more easily realized.
  • FIG. 1 is a process flow diagram of a method for preparing wood grain stainless steel according to an embodiment of the present invention.
  • Embodiments of the present invention provide a method for preparing wood grain stainless steel. Referring to FIG. 1, the following steps are included:
  • High temperature oxidation coloring is performed to obtain wood grain stainless steel.
  • the preparation method of the wood grain stainless steel provided by the embodiment of the invention is to prepare the wood grain stainless steel by the high temperature oxidation method, and the stainless steel is mainly used to form a thicker oxide film on the surface at a high temperature to exhibit a certain color, and the method not only reduces the color.
  • the production cost, and the use of coloring liquid is not required, and the harm caused by chromium ions to humans and the environment is avoided.
  • the high-temperature oxidation method uses a high temperature to thicken the stainless steel oxide film, so that as long as the temperature distribution is uniform, the shape of the stainless steel workpiece is not greatly limited, and industrial production is more easily realized.
  • the stainless steel sheet is subjected to surface treatment before being used, and the surface treatment includes: sanding and polishing, and drying. If the stainless steel flakes are diffusion welded, they should be polished and polished, and then stacked together to make the gap smaller to obtain a better welding effect.
  • the welding includes vacuum brazing or diffusion welding.
  • vacuum brazing it is possible to drill holes between different stainless steels and fill them with solder paste so that the solder forms a nested structure between different stainless steel sheets for better joint strength.
  • the solder paste can be selected from solders having good ductility.
  • the pattern making process includes hot forging, rolling, drilling and milling, and annealing to make different stainless steels distributed in a single plane in a wood grain.
  • the hot-forging further eliminates the shortcomings between the solder layers, and the different layers of stainless steel are presented on the surface by drilling and milling, and then the deformation is performed between the layers by different pressure processing, so that different stainless steels are surfaced on the surface. Distribution. Specifically, before the pattern preparation process, cut the width of 1 to 3 mm along the wood grain stainless steel rough embryo; then check the wood grain stainless steel rough embryo, continue to cut the unbonded place, and ensure the circumference of the wood grain stainless steel rough embryo No cracks appear.
  • the high-temperature oxidation coloring is to subject the obtained wood grain stainless steel to high-temperature oxidation, and the stainless steel generates an oxide film of a different color due to the difference in composition, thereby generating a wood grain texture.
  • the obtained wood grain stainless steel is subjected to high temperature oxidation coloring, so that the stainless steel of different compositions distributed in the wood grain is oxidized to form different color lines, thereby obtaining a wood grain stainless steel.
  • the wood grain stainless steel prepared by the pattern is subjected to high temperature oxidation coloration, and wood grain stainless steel of different colors is obtained at different temperatures and different times.
  • the high temperature oxidation coloring temperature is 300-900 ° C and the time is 0.2-10 hours.
  • the stainless steel is colored by a high temperature oxidation process, wherein the color of the stainless steel is selected from a specific stainless steel and oxidation process parameters, and a series of colored wood grain stainless steels such as light yellow, golden yellow, blue purple, purple, and blue can be prepared.
  • the stainless steel raw material composition is selected according to the color of the wood grain stainless steel required.
  • the embodiment of the invention further provides a wood grain stainless steel, which is prepared by the method for preparing the wood grain stainless steel described above.
  • Drilling Three different grades of 304, 316, and 430 stainless steel sheets are drilled.
  • the stainless steel sheets subjected to surface treatment such as polishing and polishing are dried and dried, and then stacked alternately, and Ni-Cr solder paste is added between the sheets for adhesion, the solder paste is evenly spread, and the gaps around the sheets are also coated. Ni-Cr solder paste.
  • the adhered sheets were vacuum brazed. After welding, the composite stainless steel rough embryo is cut and smoothed; the cracks appear around the coarse grain of the wood grain stainless steel to produce a composite stainless steel embryo.
  • the composite stainless steel embryo is subjected to hot forging, pressure deformation, drilling and milling, annealing and the like.
  • the grain-finished stainless steel of the finished pattern was oxidized at 500 ° C for 30 min in a pure oxygen atmosphere. Blue, yellow and white lines are obtained on the surface of the alloy.

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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)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

A wood-grain stainless steel and a preparation method therefor. The preparation method comprises the following steps: connecting different grades of stainless steel sheets together by welding, and then cooling the welded stainless steel sheets to obtain a composite stainless steel rough billet; performing pattern preparation processing on the composite stainless steel rough billet; and performing high-temperature oxidation coloring to obtain the wood-grain stainless steel. The preparation method for the wood-grain stainless steel uses a high-temperature oxidation method to prepare a wood-grain stainless steel, which mainly comprises generating a thick oxide film on the surface of stainless steel at a high temperature to present a certain color. This method does not require the use of a coloring liquid, thereby avoiding damage caused by chromium ions to humans and the environment.

Description

一种木纹不锈钢及其制备方法Wood grain stainless steel and preparation method thereof 技术领域Technical field
本发明属于木纹金属工艺领域，尤其涉及一种木纹不锈钢及其制备方法。 The invention belongs to the field of wood grain metal technology, in particular to a wood grain stainless steel and a preparation method thereof.
背景技术Background technique
木纹金属工艺是源于日本的一种特殊金属工艺，后经西方国家改进后运用于当代首饰制备与设计中。目前，国外已有一套较成熟的方法实施该工艺，其较之日本传统的木纹金属工艺，在首饰行业中的工艺技巧、材质扩展或工艺成功率等方面都有了长足的进步和发展。但目前在我国，这还属于一种鲜为人知的工艺技法，在国内的市场上尚未见到类似工艺完成的首饰制品。The wood grain metal process is a special metal process originating from Japan and has been improved in Western countries for use in contemporary jewelry preparation and design. At present, there is a relatively mature method for implementing this process in foreign countries. Compared with the traditional wood grain metal technology in Japan, it has made great progress and development in the craftsmanship, material expansion or process success rate in the jewelry industry. However, in China, this is still a little-known craftsmanship technique. In the domestic market, jewelry products with similar craftsmanship have not been seen.
目前我国工业化生产中彩色不锈钢着色工艺主要为化学法着色，着色基础液为硫酸-铬酐溶液，着色过程中容易使高浓度的铬酸挥发，对环境和人体造成巨大危害。而国家对于铬离子的排放实行严格的管控，传统的化学着色法正逐渐被淘汰，对于新型的无铬着色工艺的研究日趋重要。电化学着色法有望取代化学法着色，但其目前仍处于实验室研究阶段，距离工业化生产还需克服很多困难。电化学法着色对于工件形状要求比较高，无法满足在工业化生产中各种形状工件的生产要求；电化学着色过程中消耗大量电能，成本较高；电化学着色过程中需要对电信号达到精确控制，对设备要求高，使得电化学着色法着色很难实现工业化大批量生产。At present, the coloring process of colored stainless steel in industrial production in China is mainly chemical coloring, and the coloring base liquid is sulfuric acid-chromic anhydride solution. In the coloring process, high concentration of chromic acid is easily volatilized, causing great harm to the environment and the human body. The state implements strict control over the emission of chromium ions, and the traditional chemical coloring method is gradually being phased out. Research on new chromium-free coloring processes is becoming increasingly important. Electrochemical coloring is expected to replace chemical coloring, but it is still in the laboratory research stage, and there are still many difficulties to overcome from industrial production. Electrochemical coloring requires relatively high requirements on the shape of the workpiece, and cannot meet the production requirements of various shapes of workpieces in industrial production; a large amount of electrical energy is consumed in the electrochemical coloring process, and the cost is high; the electrical signal needs to be accurately controlled in the electrochemical coloring process. The high requirements on equipment make it difficult to achieve industrial mass production by electrochemical coloring.
目前，将木纹金技术应用于彩色不锈钢着色工艺中的研究，尚无报道。At present, there is no report on the application of wood grain gold technology in color stainless steel coloring process.
技术问题technical problem
本发明所要解决的技术问题在于提供一种木纹不锈钢及其制备方法，旨在利用通过在高温条件下使不锈钢表面生成厚度更厚的氧化膜而呈现一定的颜色而无需使用着色液，避免了铬离子对人类和环境造成的危害。 The technical problem to be solved by the present invention is to provide a wood grain stainless steel and a preparation method thereof, which are intended to utilize a coloring liquid by forming an oxide film having a thicker thickness on a stainless steel surface under high temperature conditions without using a coloring liquid, thereby avoiding The harm caused by chromium ions to humans and the environment.
技术解决方案Technical solution
本发明是这样实现的，一种木纹不锈钢及其制备方法，包括以下步骤：The invention is realized in this way, a wood grain stainless steel and a preparation method thereof, comprising the following steps:
将不同牌号的不锈钢薄片通过焊接连接在一起，再冷却，获得复合不锈钢粗坯；Different grades of stainless steel sheets are joined together by welding and then cooled to obtain a composite stainless steel blank;
将所述复合不锈钢粗坯进行纹样制作处理；Forming the composite stainless steel rough blank;
进行高温氧化着色，获得木纹不锈钢。High temperature oxidation coloring is performed to obtain wood grain stainless steel.
本发明还提供了一种木纹不锈钢，采用上述所述的木纹不锈钢的制备方法制成。The present invention also provides a wood grain stainless steel which is produced by the above-described method for preparing wood grain stainless steel.
有益效果Beneficial effect
本发明与现有技术相比，有益效果在于：本发明实施例提供的木纹不锈钢的制备方法是利用高温氧化法进行木纹不锈钢的制备，主要利用不锈钢在高温下在表面生成厚度更厚的氧化膜而呈现一定的颜色，这种方法不仅降低了生产成本，而且不需要使用着色液，避免了铬离子给人类和环境带来的危害。此外，高温氧化法是利用高温使不锈钢氧化膜增厚，因此只要温度分布均匀，对不锈钢工件形状无太大限制，更容易实现工业化生产。Compared with the prior art, the invention has the beneficial effects that the preparation method of the wood grain stainless steel provided by the embodiment of the invention is the preparation of the wood grain stainless steel by the high temperature oxidation method, and the stainless steel is mainly used to form a thicker surface on the surface at a high temperature. The oxide film exhibits a certain color. This method not only reduces the production cost, but also does not require the use of coloring liquid, thereby avoiding the harm caused by chromium ions to humans and the environment. In addition, the high-temperature oxidation method uses a high temperature to thicken the stainless steel oxide film, so that as long as the temperature distribution is uniform, the shape of the stainless steel workpiece is not greatly limited, and industrial production is more easily realized.
附图说明DRAWINGS
图1是本发明 实施例提供的 木纹不锈钢的制备方法的工艺流程图。 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a process flow diagram of a method for preparing wood grain stainless steel according to an embodiment of the present invention.
本发明的实施方式Embodiments of the invention
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
本发明实施例提供了一种木纹不锈钢的制备方法，参见图1，包括以下步骤：Embodiments of the present invention provide a method for preparing wood grain stainless steel. Referring to FIG. 1, the following steps are included:
将不同牌号的不锈钢薄片通过焊接连接在一起，再冷却，获得复合不锈钢粗坯；Different grades of stainless steel sheets are joined together by welding and then cooled to obtain a composite stainless steel blank;
将所述复合不锈钢粗坯进行纹样制作处理；Forming the composite stainless steel rough blank;
进行高温氧化着色，获得木纹不锈钢。High temperature oxidation coloring is performed to obtain wood grain stainless steel.
本发明实施例提供的木纹不锈钢的制备方法是利用高温氧化法进行木纹不锈钢的制备，主要利用不锈钢在高温下在表面生成厚度更厚的氧化膜而呈现一定的颜色，这种方法不仅降低了生产成本，而且不需要使用着色液，避免了铬离子给人类和环境带来的危害。此外，高温氧化法是利用高温使不锈钢氧化膜增厚，因此只要温度分布均匀，对不锈钢工件形状无太大限制，更容易实现工业化生产。The preparation method of the wood grain stainless steel provided by the embodiment of the invention is to prepare the wood grain stainless steel by the high temperature oxidation method, and the stainless steel is mainly used to form a thicker oxide film on the surface at a high temperature to exhibit a certain color, and the method not only reduces the color. The production cost, and the use of coloring liquid is not required, and the harm caused by chromium ions to humans and the environment is avoided. In addition, the high-temperature oxidation method uses a high temperature to thicken the stainless steel oxide film, so that as long as the temperature distribution is uniform, the shape of the stainless steel workpiece is not greatly limited, and industrial production is more easily realized.
具体地，所述不锈钢薄片在进行使用前先进行表面处理，所述表面处理包括：打磨抛光，干燥。不锈钢薄片如果采用扩散焊接，宜经打磨抛光后，再叠放在一起时缝隙更小以获得更好的焊接效果。Specifically, the stainless steel sheet is subjected to surface treatment before being used, and the surface treatment includes: sanding and polishing, and drying. If the stainless steel flakes are diffusion welded, they should be polished and polished, and then stacked together to make the gap smaller to obtain a better welding effect.
具体地，所述焊接包括真空钎焊或扩散焊接。采用真空钎焊时，可以在不同不锈钢之间钻孔，用焊膏填充，使得焊料在不同不锈钢片层之间形成嵌套结构，以获得更好的连接强度。所述钎焊焊膏可以选择延展性较好的焊料。Specifically, the welding includes vacuum brazing or diffusion welding. When vacuum brazing is used, it is possible to drill holes between different stainless steels and fill them with solder paste so that the solder forms a nested structure between different stainless steel sheets for better joint strength. The solder paste can be selected from solders having good ductility.
所述纹样制作处理包括：热锻、碾压、钻铣及退火处理，以使不同不锈钢在单一平面呈木纹状分布。通过热锻进一步消除焊层之间的缺点，通过钻铣使得不同的层面的不锈钢在表面呈现，再通过不同的压力加工使得片层之间发生变形，在表面使得不同的不锈钢在表面呈木纹状分布。具体在进行纹样制作处理前，沿着木纹不锈钢粗胚四周切割掉1～3毫米宽度；然后检查木纹不锈钢粗胚，将未结合好的地方继续切割掉，保证木纹不锈钢粗胚的四周无裂纹出现。The pattern making process includes hot forging, rolling, drilling and milling, and annealing to make different stainless steels distributed in a single plane in a wood grain. The hot-forging further eliminates the shortcomings between the solder layers, and the different layers of stainless steel are presented on the surface by drilling and milling, and then the deformation is performed between the layers by different pressure processing, so that different stainless steels are surfaced on the surface. Distribution. Specifically, before the pattern preparation process, cut the width of 1 to 3 mm along the wood grain stainless steel rough embryo; then check the wood grain stainless steel rough embryo, continue to cut the unbonded place, and ensure the circumference of the wood grain stainless steel rough embryo No cracks appear.
具体地，所述高温氧化着色为将获得的木纹不锈钢进行高温氧化，在所述不锈钢因为成分不同生成不同的颜色的氧化膜，从而生成木纹纹路。对获得的木纹不锈钢进行高温氧化着色，使得呈木纹分布的不同成分的不锈钢氧化生成不同颜色的纹路，从而获得一种木纹的不锈钢。将纹样制作完成的木纹不锈钢进行高温氧化着色，在不同温度、不同时间下将制得不同颜色的木纹不锈钢。所述高温氧化着色的温度为300-900℃，时间为0.2-10小时。采用高温氧化工艺对不锈钢进行着色，其中不锈钢的颜色的选取由特定的不锈钢和氧化工艺参数，可制备出浅黄色、金黄色、蓝紫色、紫色、蓝色等一系列彩色木纹不锈钢。具体根据所需要的木纹不锈钢的颜色，选择不锈钢原料成分。Specifically, the high-temperature oxidation coloring is to subject the obtained wood grain stainless steel to high-temperature oxidation, and the stainless steel generates an oxide film of a different color due to the difference in composition, thereby generating a wood grain texture. The obtained wood grain stainless steel is subjected to high temperature oxidation coloring, so that the stainless steel of different compositions distributed in the wood grain is oxidized to form different color lines, thereby obtaining a wood grain stainless steel. The wood grain stainless steel prepared by the pattern is subjected to high temperature oxidation coloration, and wood grain stainless steel of different colors is obtained at different temperatures and different times. The high temperature oxidation coloring temperature is 300-900 ° C and the time is 0.2-10 hours. The stainless steel is colored by a high temperature oxidation process, wherein the color of the stainless steel is selected from a specific stainless steel and oxidation process parameters, and a series of colored wood grain stainless steels such as light yellow, golden yellow, blue purple, purple, and blue can be prepared. The stainless steel raw material composition is selected according to the color of the wood grain stainless steel required.
本发明实施例还提供了一种木纹不锈钢，采用上述所述的木纹不锈钢的制备方法制成。The embodiment of the invention further provides a wood grain stainless steel, which is prepared by the method for preparing the wood grain stainless steel described above.
以下结合具体实施例对本发明的技术方案做进一步说明。The technical solutions of the present invention are further described below in conjunction with specific embodiments.
实施例1Example 1
钻孔：将304、316、430三种不同牌号的不锈钢薄片进行钻孔处理。Drilling: Three different grades of 304, 316, and 430 stainless steel sheets are drilled.
将经过打磨抛光等表层处理后的的不锈钢薄片吹干干燥后,交错层叠放，片层之间添加Ni-Cr钎焊焊膏进行粘连，焊膏均匀铺满薄片，薄片四周缝隙处亦涂上Ni-Cr钎焊焊膏。把粘连好的薄片进行真空钎焊。焊接后将复合不锈钢粗胚四周切割，打磨平整；保证木纹不锈钢粗胚四周无裂纹出现,从而制得复合不锈钢胚。The stainless steel sheets subjected to surface treatment such as polishing and polishing are dried and dried, and then stacked alternately, and Ni-Cr solder paste is added between the sheets for adhesion, the solder paste is evenly spread, and the gaps around the sheets are also coated. Ni-Cr solder paste. The adhered sheets were vacuum brazed. After welding, the composite stainless steel rough embryo is cut and smoothed; the cracks appear around the coarse grain of the wood grain stainless steel to produce a composite stainless steel embryo.
将复合不锈钢胚进行热锻、压力变形、钻铣、退火等纹样制作处理。The composite stainless steel embryo is subjected to hot forging, pressure deformation, drilling and milling, annealing and the like.
将纹样制作完成的木纹不锈钢进行在纯氧气氛下500℃氧化30min。在合金表面获得蓝黄白相间的纹路。The grain-finished stainless steel of the finished pattern was oxidized at 500 ° C for 30 min in a pure oxygen atmosphere. Blue, yellow and white lines are obtained on the surface of the alloy.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims (7)

  1. 一种木纹不锈钢的制备方法，其特征在于，包括以下步骤：A method for preparing wood grain stainless steel, comprising the steps of:
    将不同牌号的不锈钢薄片通过焊接连接在一起，再冷却，获得复合不锈钢粗坯；Different grades of stainless steel sheets are joined together by welding and then cooled to obtain a composite stainless steel blank;
    将所述复合不锈钢粗坯进行纹样制作处理；Forming the composite stainless steel rough blank;
    进行高温氧化着色，获得木纹不锈钢。High temperature oxidation coloring is performed to obtain wood grain stainless steel.
  2. 如权利要求1所述的木纹不锈钢的制备方法，其特征在于，所述不锈钢薄片在使用前先进行表面处理，所述表面处理包括：打磨抛光，干燥。The method of preparing a wood grain stainless steel according to claim 1, wherein the stainless steel sheet is subjected to surface treatment before use, and the surface treatment comprises: sanding and drying.
  3. 如权利要求1所述的木纹不锈钢的制备方法，其特征在于，所述焊接包括真空钎焊或扩散焊接。A method of producing a wood grain stainless steel according to claim 1, wherein said welding comprises vacuum brazing or diffusion welding.
  4. 如权利要求1所述的木纹不锈钢的制备方法，其特征在于，所述纹样制作处理包括：热锻、碾压、钻铣及退火处理。The method for preparing a wood grain stainless steel according to claim 1, wherein the pattern forming process comprises: hot forging, rolling, drilling and milling, and annealing.
  5. 如权利要求1所述的木纹不锈钢的制备方法，其特征在于，所述高温氧化着色为将经过纹样制作处理的复合不锈钢粗坯进行高温氧化而生成不同颜色的氧化膜。The method for producing a wood grain stainless steel according to claim 1, wherein the high-temperature oxidation coloring is a high-temperature oxidation of the composite stainless steel blank subjected to the patterning treatment to form an oxide film of a different color.
  6. 如权利要求1所述的木纹不锈钢的制备方法，其特征在于，所述高温氧化着色的温度为300-900℃，时间为0.2-10小时。The method for producing a wood grain stainless steel according to claim 1, wherein the high temperature oxidation coloring temperature is 300 to 900 ° C for 0.2 to 10 hours.
  7. 一种木纹不锈钢，其特征在于，采用权利要求1～6任意一项所述的木纹不锈钢的制备方法制成。A wood grain stainless steel produced by the method for producing wood grain stainless steel according to any one of claims 1 to 6.
PCT/CN2016/112694 2016-12-28 2016-12-28 Wood-grain stainless steel and preparation method therefor WO2018119769A1 (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0173564A1 (en) * 1984-08-29 1986-03-05 Shinko-Pfaudler Company, Ltd. Method for treating stainless steel surface by high temperature oxidation
JPH03180458A (en) * 1989-12-08 1991-08-06 Shinko Pantec Co Ltd Coloring treatment of surface of stainless steel
CN101775570A (en) * 2010-02-09 2010-07-14 江苏大学 Method for preparing large-area high-performance color stainless steel by laser oxidation coloring
CN102191452A (en) * 2010-03-17 2011-09-21 东亚大学校产学协力团 Coloured austenite stainless steel material with high corrosion resistance and high hardness and production method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0173564A1 (en) * 1984-08-29 1986-03-05 Shinko-Pfaudler Company, Ltd. Method for treating stainless steel surface by high temperature oxidation
JPH03180458A (en) * 1989-12-08 1991-08-06 Shinko Pantec Co Ltd Coloring treatment of surface of stainless steel
CN101775570A (en) * 2010-02-09 2010-07-14 江苏大学 Method for preparing large-area high-performance color stainless steel by laser oxidation coloring
CN102191452A (en) * 2010-03-17 2011-09-21 东亚大学校产学协力团 Coloured austenite stainless steel material with high corrosion resistance and high hardness and production method thereof

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