阅读说明：本技术 一种铝单板水转印贴膜工艺 (Water transfer printing film pasting process for aluminum veneer ) 是由 陈华 于 2021-01-19 设计创作，主要内容包括：本发明公开了一种铝单板水转印贴膜工艺,包括以下步骤：步骤一、铝单板的初加工,通过将铝平板经过裁剪、折边、弯弧、焊接、打磨等工序,把铝单板加工成施工所需的形状和尺寸；步骤二、对初加工好的铝单板进行筛选,将形状不规则、断裂、边角存在倒刺和凹陷的铝单板次品剔除；本工艺中通过采用城市自来水初洗和超声波清洗的组合方式,可确保铝单板表面以及拐角处被彻底清洗干净,同时不会对铝单板表面造成任何损坏,同时本工艺中干燥后,采用烘干箱和UV固化干燥的方式进行贴膜后的干燥,提高了干燥效率和干燥的稳定性,同时这两个干燥过程均是在相对封闭的空间内进行的,避免在干燥过程中吸附外界灰尘。(The invention discloses a water transfer printing film pasting process for an aluminum veneer, which comprises the following steps: firstly, the aluminum veneer is initially processed, namely the aluminum veneer is processed into the shape and the size required by construction through the procedures of cutting, flanging, bending an arc, welding, polishing and the like on an aluminum flat plate; screening the preliminarily processed aluminum veneers, and removing defective aluminum veneers which are irregular in shape, broken and have barbs and depressions on corners; through adopting city running water to wash initially and ultrasonic cleaning's compound mode in this technology, can ensure that aluminium veneer surface and corner are by thorough sanitization, can not cause any damage to aluminium veneer surface simultaneously, simultaneously in this technology after dry, adopt drying cabinet and the dry mode of UV solidification to carry out the drying after the pad pasting, improved drying efficiency and dry stability, these two drying process all go on in the space of relative confined simultaneously, avoid adsorbing external dust in drying process.)

1. The water transfer printing film pasting process for the aluminum veneer is characterized by comprising the following steps of:

firstly, the aluminum veneer is initially processed, namely the aluminum veneer is processed into the shape and the size required by construction through the procedures of cutting, flanging, bending an arc, welding, polishing and the like on an aluminum flat plate;

screening the preliminarily processed aluminum veneers, and removing defective aluminum veneers which are irregular in shape, broken and have barbs and depressions on corners, so as to ensure the yield of the aluminum veneers entering the subsequent processing procedure;

firstly, primarily washing the screened good aluminum veneers with flowing water to remove most of dirt on the surfaces of the aluminum veneers, and then putting the primarily washed aluminum veneers into ultrasonic cleaning equipment for cleaning to ensure that all corners of the aluminum veneers are cleaned;

putting the cleaned aluminum single plates into a multi-layer drying rack, pushing the drying rack into a drying room for drying, and ensuring that the surfaces of the aluminum single plates are anhydrous;

step five, manufacturing a water transfer printing film according to the designed drawing;

step six, firstly, the manufactured water transfer printing sticking film is flatly laid on the water surface of a transfer printing water tank, the water body of the transfer printing water tank is ensured to be clean, and the pattern layer is upwards soaked;

seventhly, spraying an activating agent on the surface of the pattern layer to activate the pattern layer, so that the pattern layer is easy to separate from the carrier film;

step eight, the aluminum veneer needing water transfer printing is gradually close to the water transfer printing film along the outline of the aluminum veneer, the pattern layer is slowly transferred to the surface of the aluminum veneer under the action of water pressure, and then the aluminum veneer is slowly fished out;

step nine, removing the residual film on the fished aluminum veneer, and washing away the floating layer which is not fixed on the surface of the aluminum veneer by using clear water, wherein the water pressure is not too high, otherwise, the transferred pictures and texts are easily damaged;

step ten, then placing the aluminum veneer into a drying box for drying treatment, controlling the drying temperature at 40-60 ℃ and the drying time for 10-20 minutes;

and step eleven, after drying is finished, ensuring that the surface of the aluminum veneer is anhydrous, then spraying UV gloss oil on the surface of the aluminum veneer, carrying out ultraviolet curing and drying after spraying, and finishing the water transfer printing film pasting of the aluminum veneer after drying.

2. The aluminum veneer water transfer printing film pasting process according to claim 1, characterized in that: and step two, intensively collecting rejected aluminum veneer inferior-quality products, polishing again to ensure that the aluminum veneers reach the non-defective standard, intensively storing the aluminum veneers, and intensively carrying out the subsequent water transfer printing and film pasting process.

3. The aluminum veneer water transfer printing film pasting process according to claim 1, characterized in that: in the third step, the initial washing mode is specifically that a water pipe is connected with a city tap water pipeline, then a tap water pipeline tap is opened, and the water pressure of city tap water per se is utilized to wash the surface of the aluminum veneer.

4. The aluminum veneer water transfer printing film pasting process according to claim 1, characterized in that: and in the third step, purified water is preferentially adopted as the cleaning liquid in the ultrasonic cleaning equipment, and the cleaning liquid is replaced regularly.

5. The aluminum veneer water transfer printing film pasting process according to claim 1, characterized in that: in the fourth step, the drying temperature is controlled at 60-80 ℃ and the drying time is 5-15 minutes.

6. The aluminum veneer water transfer printing film pasting process according to claim 1, characterized in that: in the fifth step, the manufacturing of the water transfer printing film specifically comprises the following steps:

s1, manufacturing a screen printing plate according to the design drawing;

s2, printing the designed pattern on the release surface of the release paper by adopting a screen printing technology to form an ink pattern layer, wherein the release paper is water transfer paper, and the ink pattern layer is printed on the water-soluble adhesive layer surface of the water transfer paper;

and S3, coating a layer of surface glue on the upper surface of the ink pattern layer to form a finished product of the water transfer printing film.

Technical Field

The invention belongs to the technical field of aluminum veneers, and particularly relates to a water transfer printing film pasting process for an aluminum veneer.

Background

The aluminum veneer is a building decoration material which is formed by chromizing and the like and then processed by adopting a spraying technology, and is suitable for building various curtain walls.

When the surface treatment of the water transfer printing film pasting is carried out on the existing aluminum veneer, the aluminum veneer needs to be cleaned firstly, the traditional cleaning mode is a high-pressure water gun for washing, the cleaning mode cannot thoroughly clean all corners of the aluminum veneer, cleaning dead corners are easy to generate, meanwhile, the water pressure of the water gun cannot be controlled, the aluminum veneer is easy to damage, natural drying is generally adopted for drying treatment after film pasting in the existing process, the problem of low efficiency and poor stability exists, dust is easy to adsorb on the surface of the pasted aluminum veneer in the drying process, and the product quality is reduced, so that the water transfer printing film pasting process for the aluminum veneer is provided.

Disclosure of Invention

The invention aims to provide a water transfer printing film pasting process for an aluminum veneer, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the water transfer printing film pasting process for the aluminum veneer is characterized by comprising the following steps of:

firstly, the aluminum veneer is initially processed, namely the aluminum veneer is processed into the shape and the size required by construction through the procedures of cutting, flanging, bending an arc, welding, polishing and the like on an aluminum flat plate;

screening the preliminarily processed aluminum veneers, and removing defective aluminum veneers which are irregular in shape, broken, and have barbs and depressions at corners, so as to ensure the yield of the aluminum veneers entering the subsequent processing procedure;

firstly, primarily washing the screened good aluminum veneers with flowing water to remove most of dirt on the surfaces of the aluminum veneers, and then putting the primarily washed aluminum veneers into ultrasonic cleaning equipment for cleaning to ensure that all corners of the aluminum veneers are cleaned;

putting the cleaned aluminum single plates into a multi-layer drying rack, pushing the drying rack into a drying room for drying, and ensuring that the surfaces of the aluminum single plates are anhydrous;

step five, manufacturing a water transfer printing film according to the designed drawing;

step six, firstly, the manufactured water transfer printing sticking film is flatly laid on the water surface of the transfer printing water tank, the water body of the transfer printing water tank is ensured to be clean, and the pattern layer is upwards soaked;

seventhly, spraying an activating agent on the surface of the pattern layer to activate the pattern layer, so that the pattern layer is easy to separate from the carrier film;

step eight, the aluminum veneer needing water transfer printing is gradually close to the water transfer printing film along the outline of the aluminum veneer, the pattern layer is slowly transferred to the surface of the aluminum veneer under the action of water pressure, and then the aluminum veneer is slowly fished out;

step nine, removing the residual film on the fished aluminum veneer, and washing away the floating layer which is not fixed on the surface of the aluminum veneer by using clear water, wherein the water pressure is not too high, otherwise, the transferred pictures and texts are easily damaged;

step ten, then placing the aluminum veneer into a drying box for drying treatment, controlling the drying temperature at 40-60 ℃ and the drying time for 10-20 minutes;

and step eleven, after drying is finished, ensuring that the surface of the aluminum veneer is anhydrous, then spraying UV gloss oil on the surface of the aluminum veneer, carrying out ultraviolet curing and drying after spraying, and finishing the water transfer printing film pasting of the aluminum veneer after drying.

Preferably, in the second step, the rejected defective aluminum veneers are collected in a centralized manner and polished again to ensure that the aluminum veneers meet the non-defective standard, and then the aluminum veneers are stored in a centralized manner and subjected to the subsequent water transfer printing and film pasting process in a centralized manner.

Preferably, in the third step, the initial washing mode is specifically that the water pipe is connected with the urban tap water pipeline, then the tap water pipeline tap is opened, and the water pressure of the urban tap water is utilized to wash the surface of the aluminum veneer.

Preferably, in the third step, the cleaning liquid in the ultrasonic cleaning equipment is preferably purified water and is replaced periodically.

Preferably, in the fourth step, the drying temperature is controlled to be 60-80 ℃, and the drying time is 5-15 minutes.

Preferably, in the fifth step, the manufacturing of the water transfer printing film specifically comprises the following steps:

s1, manufacturing a screen printing plate according to the design drawing;

s2, printing the designed pattern on the release surface of the release paper by adopting a screen printing technology to form an ink pattern layer, wherein the release paper is water transfer paper, and the ink pattern layer is printed on the water-soluble adhesive layer surface of the water transfer paper;

and S3, coating a layer of surface glue on the upper surface of the ink pattern layer to form a finished product of the water transfer printing film.

Compared with the prior art, the invention has the beneficial effects that: through adopting city running water to wash just and ultrasonic cleaning's compound mode in this technology, can ensure that aluminium veneer surface and corner are thoroughly cleaned and dried, can not cause any damage to aluminium veneer surface simultaneously, simultaneously in this technology after dry, adopt drying cabinet and the dry mode of UV solidification to carry out the drying after the pad pasting, drying efficiency and dry stability have been improved, these two drying process all are gone on in the space of relative confined simultaneously, avoid adsorbing external dust in the drying process, product quality has been 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 embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Examples

The invention provides a technical scheme that: the water transfer printing film pasting process for the aluminum veneer is characterized by comprising the following steps of:

firstly, the aluminum veneer is initially processed, namely the aluminum veneer is processed into the shape and the size required by construction through the procedures of cutting, flanging, bending an arc, welding, polishing and the like on an aluminum flat plate;

screening the preliminarily processed aluminum veneers, and removing defective aluminum veneers which are irregular in shape, broken, and have barbs and depressions at corners, so as to ensure the yield of the aluminum veneers entering the subsequent processing procedure;

thirdly, firstly washing the screened good aluminum veneers with flowing water to remove most of dirt on the surfaces of the aluminum veneers, then putting the primarily washed aluminum veneers into ultrasonic cleaning equipment for cleaning, ensuring that all corners of the aluminum veneers are cleaned, ensuring that the surfaces and the corners of the aluminum veneers are thoroughly cleaned, and simultaneously not causing any damage to the surfaces of the aluminum veneers;

putting the cleaned aluminum single plates into a multi-layer drying rack, pushing the drying rack into a drying room for drying, and ensuring that the surfaces of the aluminum single plates are anhydrous;

step five, manufacturing a water transfer printing film according to the designed drawing;

step six, firstly, the manufactured water transfer printing sticking film is flatly laid on the water surface of the transfer printing water tank, the water body of the transfer printing water tank is ensured to be clean, and the pattern layer is upwards soaked;

seventhly, spraying an activating agent on the surface of the pattern layer to activate the pattern layer, so that the pattern layer is easy to separate from the carrier film;

step eight, the aluminum veneer needing water transfer printing is gradually close to the water transfer printing film along the outline of the aluminum veneer, the pattern layer is slowly transferred to the surface of the aluminum veneer under the action of water pressure, and then the aluminum veneer is slowly fished out;

step nine, removing the residual film on the fished aluminum veneer, and washing away the floating layer which is not fixed on the surface of the aluminum veneer by using clear water, wherein the water pressure is not too high, otherwise, the transferred pictures and texts are easily damaged;

step ten, placing the aluminum veneer into a drying box for drying treatment, controlling the drying temperature at 40-60 ℃ and the drying time for 10-20 minutes, improving the drying efficiency and the drying stability, and simultaneously avoiding adsorbing external dust in the drying process;

step eleven, after drying is finished, ensuring that the surface of the aluminum veneer is anhydrous, then spraying UV gloss oil on the surface of the aluminum veneer, and performing ultraviolet curing and drying after spraying, so that the drying efficiency and the drying stability are improved, meanwhile, external dust is prevented from being adsorbed in the drying process, and the water transfer printing film pasting of the aluminum veneer is finished after drying.

In this embodiment, preferably, in the second step, the rejected defective aluminum veneers are collected in a centralized manner and polished again to ensure that the aluminum veneers meet the non-defective standard, and then are stored in a centralized manner, and a subsequent water transfer printing and film pasting process is performed in a centralized manner, so that the rejected defective aluminum veneers can be recycled.

In this embodiment, preferably, in the third step, the initial washing mode is specifically to connect the city tap water pipeline with a water pipe, then open the tap water pipeline tap, and wash the surface of the aluminum single plate by using the water pressure of the city tap water.

In this embodiment, preferably, in the third step, the cleaning liquid in the ultrasonic cleaning apparatus is preferably purified water, and is replaced periodically.

In this embodiment, preferably, in the fourth step, the drying temperature is controlled to be 60-80 ℃, and the drying time is 5-15 minutes.

In this embodiment, preferably, in the fifth step, the manufacturing of the water transfer printing film specifically includes the following steps:

s1, manufacturing a screen printing plate according to the design drawing;

s2, printing the designed pattern on the release surface of the release paper by adopting a screen printing technology to form an ink pattern layer, wherein the release paper is water transfer paper, and the ink pattern layer is printed on the water-soluble adhesive layer surface of the water transfer paper;

and S3, coating a layer of surface glue on the upper surface of the ink pattern layer to form a finished product of the water transfer printing film.

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.