阅读说明：本技术 一种木材板件表面粉末喷涂处理工艺 (Powder spraying treatment process for surface of wood plate ) 是由 梁文能 梁文凤 于 2019-10-08 设计创作，主要内容包括：本发明涉及螺杆加工技术领域,尤其为一种木材板件表面粉末喷涂处理工艺,包括以下步骤：A、将木材板件原品放入温度为90-100℃的清水中进行浸泡、清洗,得到a品；B、将a品放入温度为10-20℃的防腐液中进行防腐处理,并对a品同步进行微波处理,得到b品；C、对b品表面进行一次砂光处理,得到c品；D、通过腻子漆进行若干层基底涂布并采用UV灯光照固化,光照温度为15-25℃,得到d品；E、对d品表面进行若干次粉末喷涂,得到e品；F、对e品表面进行二次砂光处理,得到木材板件成品。本发明具有深度去除污渍、增强防腐效果的功能,延长了木材板件的使用寿命,而且增强了木材板件的表面抗性,提高了木材板件的生产质量。(The invention relates to the technical field of screw processing, in particular to a wood plate surface powder spraying treatment process, which comprises the following steps: A. soaking and cleaning the wood plate raw product in clear water at the temperature of 90-100 ℃ to obtain a product a; B. putting the product a into an antiseptic solution at the temperature of 10-20 ℃ for antiseptic treatment, and synchronously performing microwave treatment on the product a to obtain a product b; C. sanding the surface of the product b for one time to obtain a product c; D. coating a plurality of layers of substrates by putty paint and adopting UV lamp for illumination and curing, wherein the illumination temperature is 15-25 ℃, and obtaining a product d; E. performing powder spraying on the surface of the product d for a plurality of times to obtain a product e; F. and (5) carrying out secondary sanding treatment on the surface of the article e to obtain a finished product of the wood plate. The invention has the functions of deeply removing stains and enhancing the anticorrosion effect, prolongs the service life of the wood plate, enhances the surface resistance of the wood plate and improves the production quality of the wood plate.)

1. A wood plate surface powder spraying treatment process is characterized by comprising the following steps:

A. soaking and cleaning the wood plate raw product in clear water at the temperature of 90-100 ℃ to obtain a product a;

B. putting the product a into an antiseptic solution at the temperature of 10-20 ℃ for antiseptic treatment, and synchronously performing microwave treatment on the product a to obtain a product b;

C. sanding the surface of the product b for one time to obtain a product c;

D. coating a plurality of layers of substrates by putty paint and adopting UV lamp for illumination and curing, wherein the illumination temperature is 15-25 ℃, and obtaining a product d;

E. performing powder spraying on the surface of the product d for a plurality of times to obtain a product e;

F. and (5) carrying out secondary sanding treatment on the surface of the article e to obtain a finished product of the wood plate.

2. The wood plate surface powder spraying treatment process according to claim 1, characterized in that: the preservative solution in the step B comprises the following components in parts by weight: 3.3-3.8 parts of ethyl titanate, 3-3.3 parts of sodium silicate, 2.5-2.8 parts of sodium hypochlorite, 2-2.5 parts of sodium acetate, 4.5-5 parts of polyethylene glycol, 2.2-2.8 parts of nano copper oxide particles, 0.4-0.6 part of cellulase and 20-23 parts of deionized water.

3. The wood plate surface powder spraying treatment process as claimed in claim 1, wherein the microwave treatment in the step B comprises the following specific steps: heating the product a for 10-15min by a power section with the microwave power of 12-13kW to obtain a product b 1; then heating the product b1 for 6-8min by using a power section with the microwave power of 20-30kW to obtain a product b 2; heating the product b2 for 4-5min in a power section with microwave power of 85-95kW to obtain a product b 3; heating the product b3 with a power section with microwave power of 72-76kW for 2-3min to obtain a product b 4; and finally, heating the product b4 for 8-9min by using a power section with microwave power of 51-53kW to obtain a product b.

4. The wood plate surface powder spraying treatment process according to claim 1, characterized in that: and D, sanding by adopting a 240# to 320# abrasive belt in the step C and the step F.

5. The wood plate surface powder spraying treatment process as claimed in claim 1, wherein the specific steps in the step D are as follows: under the continuous illumination effect of a UV lamp, uniformly coating 10-15 g/m in the first coating direction ²The thickness of the first putty paint layer is 5-7 mu m; after pausing for 3-5 minutes, uniformly coating 13-25 g/m according to the second coating direction ²The thickness of the second putty paint layer is 5-10 mu m; after pausing for 3-5 minutes, uniformly coating 20-35 g/m according to the third coating direction ²The thickness of the third putty paint layer is 8-20 mu m; after pausing for 3-5 minutes, uniformly coating 20-35 g/m according to the fourth coating direction ²The thickness of the fourth putty paint layer is 8-20 mu m; after pausing for 3-5 minutesAnd d products can be obtained.

6. The wood plate surface powder spraying treatment process according to claim 5, characterized in that: the energy intensity of the UV lamp is 300-400 j/cm ²。

7. The wood plate surface powder spraying treatment process according to claim 5, characterized in that: the first coating direction and the second coating direction are mutually vertical, an acute angle is formed between the second coating direction and the third coating direction, and the third coating direction and the fourth coating direction are mutually vertical.

8. The wood plate surface powder spraying treatment process according to claim 5, characterized in that: the model of the putty paint is UFR 1105-01.

9. The wood plate surface powder spraying treatment process according to claim 1, characterized in that: and E, performing electrostatic spraying on the powder in the step E.

Technical Field

The invention relates to the technical field of wood plate processing, in particular to a wood plate surface powder spraying treatment process.

Background

In the field of furniture production, the use demand of wood plates is extremely high, and along with the improvement of the requirements of people on green life, the processing technology of the wood plates for manufacturing wooden furniture also has higher requirements.

However, the existing powder spraying treatment process for the surface of the wood plate still has certain problems, and the specific problems are as follows:

1. in the conventional production flow, before powder spraying is carried out on the surface of the wood plate, a reasonable and effective cleaning and anticorrosion treatment mechanism is lacked, so that the problems of stain deposition in a finished product or outflow caused by insufficient penetration of an anticorrosion liquid occur, and the service life of the wood plate is further shortened;

2. aiming at the defects of common 'pinholes', 'cracks', 'particles' and the like between the wood plate and the powder spraying layer, an auxiliary structure needs to be added between the wood plate and the powder spraying layer, so that the production quality of the finished product is effectively improved.

Disclosure of Invention

The invention aims to provide a powder spraying treatment process for the surface of a wood plate, which has the advantages of long service life and high production quality and solves the problems of insufficient pretreatment mechanism and easy occurrence of defects such as 'pinholes', 'cracks', 'particles' and the like.

In order to achieve the purpose, the invention provides the following technical scheme: a wood plate surface powder spraying treatment process comprises the following steps:

A. soaking and cleaning the wood plate raw product in clear water at the temperature of 90-100 ℃ to obtain a product a;

B. putting the product a into an antiseptic solution at the temperature of 10-20 ℃ for antiseptic treatment, and synchronously performing microwave treatment on the product a to obtain a product b;

C. sanding the surface of the product b for one time to obtain a product c;

D. coating a plurality of layers of substrates by putty paint and adopting UV lamp for illumination and curing, wherein the illumination temperature is 15-25 ℃, and obtaining a product d;

E. performing powder spraying on the surface of the product d for a plurality of times to obtain a product e;

F. and (5) carrying out secondary sanding treatment on the surface of the article e to obtain a finished product of the wood plate.

Preferably, the preservative solution in the step B comprises the following components in parts by weight: 3.3-3.8 parts of ethyl titanate, 3-3.3 parts of sodium silicate, 2.5-2.8 parts of sodium hypochlorite, 2-2.5 parts of sodium acetate, 4.5-5 parts of polyethylene glycol, 2.2-2.8 parts of nano copper oxide particles, 0.4-0.6 part of cellulase and 20-23 parts of deionized water.

Preferably, the microwave treatment in step B specifically comprises the following steps: heating the product a for 10-15min by a power section with the microwave power of 12-13kW to obtain a product b 1; then heating the product b1 for 6-8min by using a power section with the microwave power of 20-30kW to obtain a product b 2; heating the product b2 for 4-5min in a power section with microwave power of 85-95kW to obtain a product b 3; heating the product b3 with a power section with microwave power of 72-76kW for 2-3min to obtain a product b 4; and finally, heating the product b4 for 8-9min by using a power section with microwave power of 51-53kW to obtain a product b.

Preferably, in the step C and the step F, sanding treatment is carried out by adopting a No. 240-320 abrasive belt.

Preferably, the specific steps in the step D are: under the continuous illumination effect of a UV lamp, uniformly coating 10-15 g/m in the first coating direction ²The thickness of the first putty paint layer is 5-7 mu m; after pausing for 3-5 minutes, uniformly coating a second putty paint layer with the thickness of 5-10 mu m, wherein the second putty paint layer is 13-25 g/m2 according to the second coating direction; after pausing for 3-5 minutes, uniformly coating 20-35 g/m according to the third coating direction ²The thickness of the third putty paint layer is 8-20 mu m; after pausing for 3-5 minutes, uniformly coating 20-35 g/m according to the fourth coating direction ²The thickness of the fourth putty paint layer is 8-20 mu m; and pausing for 3-5 minutes to obtain a product d.

Preferably, the energy intensity of the UV lamp is 300-400 j/cm ²。

Preferably, the first coating direction and the second coating direction are perpendicular to each other, the second coating direction and the third coating direction form an acute angle therebetween, and the third coating direction and the fourth coating direction are perpendicular to each other.

Preferably, the model of the putty paint is UFR 1105-01.

Preferably, the powder spraying method in step E is electrostatic spraying.

Compared with the prior art, the invention has the following beneficial effects:

1. the wood board is soaked and cleaned in high-temperature clean water to deeply remove stains, soaked in the preservative solution and subjected to synchronous microwave treatment to improve the permeation effect of the preservative solution, so that the service life of the wood board is prolonged;

2. a plurality of layers of substrates are coated by putty paint and are cured by UV lamp light irradiation, so that the surface resistance of the wood plate is enhanced, the defects of pinholes, cracks, particles and the like are avoided, and the surface is uniform and smooth by electrostatic spraying and twice sanding treatment, so that the production quality of the wood plate is improved.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

A wood plate surface powder spraying treatment process comprises the following steps: