阅读说明：本技术 一种金属表面做旧处理方法及其制备的金属做旧产品 (Metal surface distressing treatment method and metal distressing product prepared by same ) 是由 李晓红 于 2020-06-17 设计创作，主要内容包括：本发明公开了一种金属表面做旧处理方法及其制备的金属做旧产品,涉及金属表面处理的技术领域；一种金属表面做旧处理方法,包括以下步骤：预处理：将金属件放入香蕉水中浸泡,制得去污金属件；油漆喷涂：向去污金属件表面喷涂油漆,制得底漆金属件；一次腐蚀：将底漆金属件放入腐蚀液中腐蚀,制得一腐金属件；油墨喷涂：向一腐金属件表面均匀喷涂油墨,制得油墨金属件；二次腐蚀：将油墨金属件放入腐蚀液中腐蚀,制得二腐金属件；中和处理：将二腐金属件放入中和液中浸泡,制得中性金属件；喷烧：对中性金属件表面进行喷火处理,制得金属做旧产品。金属表面做旧处理方法具有便于提高生产效率的优点；金属做旧产品具有生产效率高的优点。(The invention discloses a metal surface distressing treatment method and a metal distressing product prepared by the same, and relates to the technical field of metal surface treatment; a metal surface distressing treatment method comprises the following steps: pretreatment: soaking the metal piece in banana water to prepare a decontamination metal piece; paint spraying: spraying paint on the surface of the decontamination metal piece to prepare a primer metal piece; primary corrosion: putting the priming paint metal piece into the corrosive liquid for corrosion to prepare a corrosion metal piece; ink spraying: uniformly spraying ink on the surface of a corrosion metal piece to prepare an ink metal piece; secondary corrosion: putting the printing ink metal piece into corrosive liquid for corrosion to prepare a secondary corrosion metal piece; and (3) neutralization treatment: soaking the second-corrosion metal piece in a neutralizing solution to prepare a neutral metal piece; spray burning: and (4) carrying out flame spraying treatment on the surface of the neutral metal piece to obtain the metal antique product. The metal surface distressing treatment method has the advantage of improving the production efficiency; the metal antique product has the advantage of high production efficiency.)

1. A metal surface distressing treatment method is characterized by comprising the following steps:

s1 pretreatment: soaking the metal piece in banana water for 20-50 min, and fishing out the metal piece to obtain a decontamination metal piece;

s2 paint spraying: uniformly spraying paint on the surface of the decontamination metal piece, wherein the spraying amount of the paint is 10 g/square meter-15 g/square meter, and drying at 80-120 ℃ for 20-50 min to obtain a primer metal piece;

s3 primary corrosion: putting the priming paint metal piece into the corrosive liquid to corrode for 28-32 min, and fishing out the priming paint metal piece to obtain a corrosion metal piece; the corrosive liquid comprises the following raw materials in parts by weight: 1.5-3 parts of ferric trichloride, 25-40 parts of hydrochloric acid solution with the mass concentration of hydrogen chloride of 36-38% (the balance being water), and 55-65 parts of water;

and S4 ink spraying: uniformly spraying ink on the surface of a corrosion metal piece, wherein the spraying amount of the ink is 15 per square meter to 20 grams per square meter, and drying at the temperature of 60-80 ℃ for 20-50 min to obtain the ink metal piece;

s5 secondary corrosion: putting the printing ink metal piece into corrosive liquid to corrode for 18-22 min, and fishing out the printing ink metal piece to obtain a second corrosion metal piece;

and S6 neutralization: soaking the secondary corrosion metal piece in the neutralizing liquid for 20-40 min, and fishing out the secondary corrosion metal piece to obtain a neutral metal piece; the neutralization solution comprises the following raw materials in parts by weight: 20-40 parts of sodium carbonate and 90-120 parts of water;

s7 spray burning: and (3) carrying out flame spraying treatment on the surface of the neutral metal piece for 2-5 s, wherein the flame temperature is 1000-3000 ℃, and obtaining the metal antique product.

2. The metal surface distressing treatment method according to claim 1, wherein: the corrosive liquid comprises the following raw materials in parts by weight: 2-2.5 parts of ferric trichloride, 30-35 parts of hydrochloric acid solution with the mass concentration of hydrogen chloride of 36-38% (the balance of water) and 55-65 parts of water; the neutralization solution comprises the following raw materials in parts by weight: 25-35 parts of sodium carbonate and 90-120 parts of water.

3. The metal surface distressing treatment method according to claim 2, wherein: and S1, polishing the surface of the metal piece by using sand paper, then soaking the metal piece in banana water for 20-50 min, and fishing out the metal piece to obtain the decontamination metal piece.

4. The metal surface distressing method according to claim 2, wherein the step S3 includes the steps of:

S3A primary soaking of the humic acid solution: putting the priming paint metal piece into the corrosive liquid to corrode for 28-32 min, and fishing out the priming paint metal piece to obtain a chlorine-containing metal piece;

S3B, carrying out corrosion post-treatment: soaking the chlorine-containing metal piece in banana water for 20-50 min, fishing out the chlorine-containing metal piece, and drying at 80-120 ℃ for 20-50 min to obtain a corrosion-resistant metal piece.

5. The metal surface distressing treatment method according to claim 4, wherein: step S1 carries out ultrasonic treatment to the metalwork with the ultrasonic wave while soaking the metalwork with banana water, step S3B carries out ultrasonic treatment to chlorine-containing metalwork with the ultrasonic wave while soaking chlorine-containing metalwork with banana water, step S6 carries out ultrasonic treatment to two rotten metalworks with the ultrasonic wave while soaking two rotten metalworks with the neutralization solution, the ultrasonic frequency of ultrasonic wave is 28 KHZ.

6. The metal surface distressing treatment method according to claim 5, wherein: and S6, soaking the double-corrosion metal piece in the neutralization solution at 50-60 ℃ for 20-40 min, and fishing out the double-corrosion metal piece to obtain the neutral metal piece.

7. The metal surface distressing method according to claim 2, wherein the step S7 includes the steps of:

S7A drying: drying the neutral metal piece at 65-75 ℃ for 25-35 min to prepare a dried metal piece;

S7B fire burning: and (3) carrying out flame spraying treatment on the surface of the dried metal piece for 2-5 s, wherein the flame temperature is 1000-3000 ℃, and obtaining the metal antique product.

8. A metal antique product characterized by: the metal surface distressing method according to any one of claims 1 to 7.

Technical Field

The invention relates to the technical field of metal surface treatment, in particular to a metal surface distressing treatment method and a metal distressing product prepared by the same.

Background

With the development of times, the requirements of people on beautiful scenery are gradually diversified, a plurality of antique old-fashioned buildings attract the attention of more and more tourists, and a plurality of antique old-fashioned buildings appear in the fields of real estate, scenic spots, commercial districts and the like. Antique is generally made by taking a metal material as a substrate and carrying out antique treatment on the surface of the metal material, so that the metal surface has unique characteristics. Therefore, there is an increasing research on the technology of the surface-roughening treatment of metal surfaces.

Application publication No. CN104999839A discloses a method for making metal antique, which comprises the steps of carrying out several processes of blackening, biting, high rust, hard rust, nitro varnish coating, waxing and the like on a screened metal blank, so that the trace and the light color on the metal surface tend to return to ancient. According to the technical scheme, the sodium sulfide solution is used for boiling black, and copper mud containing nitric acid and copper powder is used for high rust, so that the metal surface is subjected to ageing treatment. In the technical scheme, iron powder, loess powder, ammonium chloride powder, copper sulfate powder, fine salt and other powder substances are used in the step of high rust treatment to reduce the acidity in the copper sludge, so that the degree of the old treatment is easier to control, and the old treatment effect is improved.

However, because the acidity of the copper mud is low in the technical scheme, the rust sealing treatment needs to be carried out for 23-25 days, the ageing treatment time is long, the production efficiency of products is reduced, and the market popularization of the products is not facilitated.

Disclosure of Invention

In view of the defects of the prior art, the first object of the present invention is to provide a metal surface distressing treatment method which is convenient for improving the production efficiency and has the advantage of being convenient for improving the production efficiency.

A second object of the present invention is to provide a metal antique product which has the advantage of high productivity.

In order to achieve the first object, the invention provides the following technical scheme: a metal surface distressing treatment method comprises the following steps:

s1 pretreatment: soaking the metal piece in banana water for 20-50 min, and fishing out the metal piece to obtain a decontamination metal piece;

s2 paint spraying: uniformly spraying paint on the surface of the decontamination metal piece, wherein the spraying amount of the paint is 10 g/square meter-15 g/square meter, and drying at 80-120 ℃ for 20-50 min to obtain a primer metal piece;

s3 primary corrosion: putting the priming paint metal piece into the corrosive liquid to corrode for 28-32 min, and fishing out the priming paint metal piece to obtain a corrosion metal piece; the corrosive liquid comprises the following raw materials in parts by weight: 1.5-3 parts of ferric trichloride, 25-40 parts of hydrochloric acid solution with the mass concentration of hydrogen chloride of 36-38% (the balance being water), and 55-65 parts of water;

and S4 ink spraying: uniformly spraying ink on the surface of a corrosion metal piece, wherein the spraying amount of the ink is 15 per square meter to 20 grams per square meter, and drying at the temperature of 60-80 ℃ for 20-50 min to obtain the ink metal piece;

s5 secondary corrosion: putting the printing ink metal piece into corrosive liquid to corrode for 18-22 min, and fishing out the printing ink metal piece to obtain a second corrosion metal piece;

and S6 neutralization: soaking the secondary corrosion metal piece in the neutralizing liquid for 20-40 min, and fishing out the secondary corrosion metal piece to obtain a neutral metal piece; the neutralization solution comprises the following raw materials in parts by weight: 20-40 parts of sodium carbonate and 90-120 parts of water;

s7 spray burning: and (3) carrying out flame spraying treatment on the surface of the neutral metal piece for 2-5 s, wherein the flame temperature is 1000-3000 ℃, and obtaining the metal antique product.

By adopting the technical scheme, the metal piece is soaked in banana oil, so that viscous dirt on the surface of the metal piece can be dissolved, the dirt on the surface of the metal piece is obviously reduced, and the subsequent paint spraying and primary corrosion treatment effects are improved; by spraying a small amount of paint particles on the surface of the metal piece, the paint particles have a certain retarding effect on primary corrosion, help to control the corrosion rate of the primary corrosion, help to control the corrosion depth and the distressing effect of the primary corrosion, and then fishing out a corrosion metal piece from the corrosion liquid to avoid the rapid over corrosion of the corrosion liquid on the corrosion metal piece; according to the invention, the metal piece is soaked in banana oil containing banana oil, and then is sprayed with paint and ink, and is matched with twice corrosion of corrosive liquid, so that the corrosion depth and the antique effect are better controlled, long-time rust-sealing treatment is not needed, the antique treatment period is shortened, the antique treatment efficiency is improved, and the production efficiency of products is improved. According to the invention, after the paint and the ink are sprayed, the paint and the ink are softened to generate viscosity through high-temperature spray-burning treatment, so that the rust bran is better adhered to the surface of a metal piece, the antique effect is better and vivid, and the market competitiveness of the product is improved.

Preferably, the corrosive liquid comprises the following raw materials in parts by weight: 2-2.5 parts of ferric trichloride, 30-35 parts of hydrochloric acid solution with the mass concentration of hydrogen chloride of 36-38% (the balance of water) and 55-65 parts of water; the neutralization solution comprises the following raw materials in parts by weight: 25-35 parts of sodium carbonate and 90-120 parts of water.

By adopting the technical scheme, the corrosion liquid with better proportion is used, so that the corrosion depth and the antique effect are controlled, and the antique treatment is more vivid; the neutralization solution with better proportioning is used to more thoroughly neutralize the acid substances remained on the surface of the two-corrosion metal piece, thereby avoiding the product from being damaged by further corrosion in the subsequent use process and prolonging the service life of the product.

Preferably, in the step S1, the surface of the metal piece is polished by sand paper, then the metal piece is soaked in banana water for 20min to 50min, and the metal piece is fished out to obtain the decontamination metal piece.

Through adopting above-mentioned technical scheme, polish the metalwork surface with abrasive paper, make the metalwork surface become coarse, make better absorption of paint on the metalwork surface, make the effect of old-fashioned better lifelike, improve product market competition.

Preferably, the step S3 includes the following steps:

S3A primary soaking of the humic acid solution: putting the priming paint metal piece into the corrosive liquid to corrode for 28-32 min, and fishing out the priming paint metal piece to obtain a chlorine-containing metal piece;

S3B, carrying out corrosion post-treatment: soaking the chlorine-containing metal piece in banana water for 20-50 min, fishing out the chlorine-containing metal piece, and drying at 80-120 ℃ for 20-50 min to obtain a corrosion-resistant metal piece.

By adopting the technical scheme, the surface of the metal piece is cleaned by using banana oil after the metal piece is corroded for one time and then the metal piece is dried, so that the surface of the metal piece does not contain moisture and other impurities, the adhesion of printing ink on the surface of the metal piece is favorably improved, the antiquing effect is better and vivid, and the market competitiveness of products is improved.

Preferably, the metal piece is subjected to ultrasonic treatment by using ultrasonic waves while being soaked in banana water in the step S1, the chlorine-containing metal piece is subjected to ultrasonic treatment by using ultrasonic waves while being soaked in banana water in the step S3B, the double-corrosion metal piece is subjected to ultrasonic treatment by using ultrasonic waves while being soaked in a neutralizing solution in the step S6, and the ultrasonic frequency of the ultrasonic waves is 28 KHZ.

By adopting the technical scheme, ultrasonic treatment is carried out in the process of soaking the metal piece by using banana oil, so that viscous substances on the surface of the metal piece can fall off from the surface of the metal piece more thoroughly, and ultrasonic treatment is carried out in the process of soaking the double-corrosion metal piece by using a neutralization solution, so that acidic substances on the surface of the metal piece can be neutralized more thoroughly, the ageing effect is improved, the service life of a product is prolonged, and the market competitiveness of the product is improved.

Preferably, in the step S6, the double-corrosion metal piece is soaked in the neutralization solution at 50-60 ℃ for 20-40 min, and the double-corrosion metal piece is fished out to obtain the neutral metal piece.

By adopting the technical scheme, the neutralization solution at 50-60 ℃ is used for soaking the secondary corrosion metal piece, so that acidic substances on the surface of the metal piece are more thoroughly neutralized, the distressing effect is improved, the service life of a product is prolonged, and the market competitiveness of the product is improved.

Preferably, the step S7 includes the following steps:

S7A drying: drying the neutral metal piece at 65-75 ℃ for 25-35 min to prepare a dried metal piece;

S7B fire burning: and (3) carrying out flame spraying treatment on the surface of the dried metal piece for 2-5 s, wherein the flame temperature is 1000-3000 ℃, and obtaining the metal antique product.

By adopting the technical scheme, the neutral metal piece is dried and then burnt at high temperature, so that the looseness of the rust bran caused by the volatilization of water in the high-temperature burning process is avoided, and the improvement of the adhesive force of the rust bran on the surface of the metal piece is facilitated.

In order to achieve the second object, the invention provides the following technical scheme: a metal antique product is prepared by the metal surface antique treatment method.

By adopting the technical scheme, the metal surface antique processing method disclosed by the invention is used for preparing metal antique products, is beneficial to shortening the antique period, improving the production efficiency, improving the antique effect of the products, enabling the antique effect to be more vivid, and simultaneously being beneficial to improving the adhesive force of rust bran on the surface of a metal piece and prolonging the service life of the products.

In summary, the invention includes at least one of the following beneficial technical effects:

1. according to the invention, the banana oil is used for soaking and treating the metal piece, then the paint spraying and the ink spraying are used for treating the metal piece, and the metal piece is corroded by the corrosive liquid twice, so that the corrosion rate and the corrosion depth are better controlled, the corrosion and the antique effect are improved, long-time rust covering treatment is not needed, the antique treatment period is shortened, the production efficiency is improved, and the market competitiveness of the product is improved;

2. according to the invention, the metal piece is treated by paint spraying and ink spraying, the metal piece is treated by twice corrosion of corrosive liquid, and the surface of the metal piece is treated by high-temperature burning, so that the paint and the ink are softened to generate viscosity, the rust bran is better attached to the surface of the metal piece, the antique effect is more vivid, and the market competitiveness of the product is improved;

3. according to the invention, the surface of the metal piece is polished by sand paper, ultrasonic treatment is carried out when banana water and neutralizing liquid are soaked, and neutralization treatment is carried out on the second-corrosion metal piece by using the neutralizing liquid at 50-60 ℃, so that acidic substances on the surface of the metal piece are neutralized more thoroughly, the ageing effect is improved, the service life of a product is prolonged, and the market competitiveness of the product is improved.

Detailed Description