阅读说明：本技术 重盐环境下防腐蚀挂轨机器人涂层 (Anti-corrosion rail hanging robot coating in heavy salt environment ) 是由 汤鹏 严国斌 刘毅 王辉 张京 王增光 陈国强 于 2020-12-28 设计创作，主要内容包括：本发明提供重盐环境下防腐蚀挂轨机器人涂层,涉及工程结构技术领域。该重盐环境下防腐蚀挂轨机器人涂层,其主要材料组成占比为二甲苯甲醛树脂30-40％、纳米二氧化硅4-6％、纳米二氧化钛5-8％、聚四氢呋喃二醇40-50％、增塑剂4-5％、触变剂1.0-3.0％、甲苯二异氰酸酯4-8％。本发明提供重盐环境下防腐蚀挂轨机器人涂层,该涂层不但能够防止腐蚀,同时还能够防止内部材料不与空气以及水份接触,从而在根本上避免了被腐蚀的可能,与此同时,该涂料耐热且强度高,保证了其具有长使用寿命,不会轻易脱落,且该涂层成本相对较低、制作比较方便。(The invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, and relates to the technical field of engineering structures. The anti-corrosion rail hanging robot coating in the heavy salt environment comprises 30-40% of xylene formaldehyde resin, 4-6% of nano silicon dioxide, 5-8% of nano titanium dioxide, 40-50% of polytetrahydrofuran glycol, 4-5% of plasticizer, 1.0-3.0% of thixotropic agent and 4-8% of toluene diisocyanate. The invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, which can prevent corrosion and prevent internal materials from contacting with air and moisture, so that the possibility of corrosion is fundamentally avoided, meanwhile, the coating is heat-resistant and high in strength, long in service life and difficult to fall off, and the coating is relatively low in cost and convenient to manufacture.)

1. Anticorrosive rail robot coating of hanging under heavy salt environment, its characterized in that: the main materials of the composite material comprise 30-40% of xylene formaldehyde resin, 4-6% of nano silicon dioxide, 5-8% of nano titanium dioxide, 40-50% of polytetrahydrofuran diol, 4-5% of plasticizer, 1.0-3.0% of thixotropic agent and 4-8% of toluene diisocyanate.

2. The anti-corrosion rail hanging robot coating under the heavy salt environment according to claim 1, characterized in that: the plasticizer is selected from one of dibutyl phthalate and dioctyl phthalate.

3. The anti-corrosion rail hanging robot coating under the heavy salt environment according to claim 1, characterized in that: the thixotropic agent is an aqueous polyamide anti-sagging agent.

4. The anti-corrosion rail hanging robot coating under the heavy salt environment according to claim 1, characterized in that: the preparation steps of the coating are as follows:

s1, preparing raw materials and various auxiliary materials according to a ratio;

s2, adding polytetrahydrofuran glycol into a reaction kettle for dehydration treatment, adding xylene formaldehyde resin, nano silicon dioxide and nano titanium dioxide after dehydration, stirring and mixing for 1-2 hours;

s3, adding the toluene diisocyanate into the stirred and mixed raw materials, reacting for 2-4 hours in an environment of 50-90 ℃, and then cooling to room temperature;

s4, adding the plasticizer and the thixotropic agent into the reacted raw materials, stirring and mixing again, and obtaining the anticorrosive paint after mixing;

and S5, coating the prepared coating on the surface of the rail-mounted robot, and naturally drying the rail-mounted robot until the coating is prepared.

5. The anti-corrosion rail hanging robot coating in the heavy salt environment according to claim 5, wherein: the thickness of the coating is 0.5-1 mm.

Technical Field

The invention relates to the technical field of engineering structures, in particular to an anti-corrosion rail hanging robot coating in a heavy salt environment.

Background

With the development of science and technology, in industrial engineering, more and more industries adopt industrial robots to replace workers to work, particularly in open places, and when the workers work, the labor intensity is high and the efficiency is low. However, industrial robots are often made of metal materials and are prone to rust and corrosion due to environmental factors when operated in open air, especially in heavy salt and alkali areas.

At present, a rail hanging robot needs to work in a heavy salt alkali area, in order to ensure that the rail hanging robot cannot be corroded and can have long service life, an anti-corrosion coating needs to be coated on the surface of the rail hanging robot, materials which do not react with heavy alkali substances are added into the coating through the chemical reaction principle so as to prevent metal from being corroded in most of the existing anti-corrosion coatings, but the coating is generally high in cost and is easy to fall off after being exposed outside for a long time.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, and solves the problems of high cost and easy shedding of the existing anti-corrosion coating.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the anti-corrosion rail hanging robot coating in the heavy salt environment comprises 30-40% of xylene formaldehyde resin, 4-6% of nano silicon dioxide, 5-8% of nano titanium dioxide, 40-50% of polytetrahydrofuran glycol, 4-5% of plasticizer, 1.0-3.0% of thixotropic agent and 4-8% of toluene diisocyanate.

Preferably, the plasticizer is one of dibutyl phthalate and dioctyl phthalate.

Preferably, the thixotropic agent is an aqueous polyamide anti-sagging agent.

Preferably, the preparation steps of the coating are as follows:

s1, preparing raw materials and various auxiliary materials according to a ratio;

s2, adding polytetrahydrofuran glycol into a reaction kettle for dehydration treatment, adding xylene formaldehyde resin, nano silicon dioxide and nano titanium dioxide after dehydration, stirring and mixing for 1-2 hours;

s3, adding the toluene diisocyanate into the stirred and mixed raw materials, reacting for 2-4 hours in an environment of 50-90 ℃, and then cooling to room temperature;

s4, adding the plasticizer and the thixotropic agent into the reacted raw materials, stirring and mixing again, and obtaining the anticorrosive paint after mixing;

and S5, coating the prepared coating on the surface of the rail-mounted robot, and naturally drying the rail-mounted robot until the coating is prepared.

Preferably, the thickness of the coating is 0.5-1 mm.

(III) advantageous effects

The invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment. The method has the following beneficial effects:

the material generated by the reaction of the xylene formaldehyde resin and the toluene diisocyanate in the anti-corrosion coating designed by the invention has the characteristics of good heat resistance, corrosion resistance and low water absorption, and the material generated by the reaction of the polytetrahydrofuran diol and the toluene diisocyanate has the characteristics of high strength, large elongation, good water resistance and the like, so that the coating can prevent corrosion and prevent internal materials from contacting with air and water, thereby fundamentally avoiding the possibility of corrosion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

the embodiment of the invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, which comprises the following preparation steps:

s1, preparing raw materials and various auxiliary materials according to a ratio, wherein the raw materials comprise 30% of xylene formaldehyde resin, 5% of nano silicon dioxide, 5% of nano titanium dioxide, 44% of polytetrahydrofuran glycol, 5% of a plasticizer, 3% of a thixotropic agent and 8% of toluene diisocyanate, the plasticizer is dibutyl phthalate, and the thixotropic agent is a water-based polyamide anti-sagging agent;

s2, adding polytetrahydrofuran glycol into a reaction kettle for dehydration treatment, adding xylene formaldehyde resin, nano silicon dioxide and nano titanium dioxide after dehydration, stirring and mixing for 2 hours;

s3, adding the toluene diisocyanate into the stirred and mixed raw materials, reacting for 3 hours in an environment of 70 ℃, and then cooling to room temperature;

s4, adding the plasticizer and the thixotropic agent into the reacted raw materials, stirring and mixing again, and obtaining the anticorrosive paint after mixing;

and S5, coating the prepared coating on the surface of the rail-mounted robot, and naturally drying the rail-mounted robot until the coating is prepared.

Example two:

the embodiment of the invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, which comprises the following preparation steps:

s1, preparing raw materials and various auxiliary materials according to a ratio, wherein the raw materials comprise 35% of xylene formaldehyde resin, 5% of nano silicon dioxide, 5% of nano titanium dioxide, 40% of polytetrahydrofuran glycol, 5% of a plasticizer, 3% of a thixotropic agent and 7% of toluene diisocyanate, the plasticizer is dibutyl phthalate, and the thixotropic agent is a water-based polyamide anti-sagging agent;

s2, adding polytetrahydrofuran glycol into a reaction kettle for dehydration treatment, adding xylene formaldehyde resin, nano silicon dioxide and nano titanium dioxide after dehydration, stirring and mixing for 2 hours;

s3, adding the toluene diisocyanate into the stirred and mixed raw materials, reacting for 3 hours in an environment of 80 ℃, and then cooling to room temperature;

s4, adding the plasticizer and the thixotropic agent into the reacted raw materials, stirring and mixing again, and obtaining the anticorrosive paint after mixing;

and S5, coating the prepared coating on the surface of the rail-mounted robot, and naturally drying the rail-mounted robot until the coating is prepared.

Example three:

the embodiment of the invention provides an anti-corrosion rail hanging robot coating in a heavy salt environment, which comprises the following preparation steps:

s1, preparing raw materials and various auxiliary materials according to a ratio, wherein the raw materials comprise 40% of xylene formaldehyde resin, 5% of nano silicon dioxide, 5% of nano titanium dioxide, 35% of polytetrahydrofuran glycol, 5% of a plasticizer, 2% of a thixotropic agent and 8% of toluene diisocyanate, the plasticizer is dibutyl phthalate, and the thixotropic agent is a water-based polyamide anti-sagging agent;

s2, adding polytetrahydrofuran glycol into a reaction kettle for dehydration treatment, adding xylene formaldehyde resin, nano silicon dioxide and nano titanium dioxide after dehydration, stirring and mixing for 2 hours;

s3, adding the toluene diisocyanate into the stirred and mixed raw materials, reacting for 4 hours in an environment of 80 ℃, and then cooling to room temperature;

s4, adding the plasticizer and the thixotropic agent into the reacted raw materials, stirring and mixing again, and obtaining the anticorrosive paint after mixing;

and S5, coating the prepared coating on the surface of the rail-mounted robot, and naturally drying the rail-mounted robot until the coating is prepared.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.