CN112455110A - Process for producing wooden floor by ink-jet printing - Google Patents
Process for producing wooden floor by ink-jet printing Download PDFInfo
- Publication number
- CN112455110A CN112455110A CN202011309430.3A CN202011309430A CN112455110A CN 112455110 A CN112455110 A CN 112455110A CN 202011309430 A CN202011309430 A CN 202011309430A CN 112455110 A CN112455110 A CN 112455110A
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- Prior art keywords
- ink
- printing
- coating
- drying
- jet printing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/06—Veined printings; Fluorescent printings; Stereoscopic images; Imitated patterns, e.g. tissues, textiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/0041—Digital printing on surfaces other than ordinary paper
- B41M5/0047—Digital printing on surfaces other than ordinary paper by ink-jet printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0081—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams
Abstract
The invention belongs to the technical field of wood floors, and relates to a process for producing a wood floor by ink-jet printing, which comprises the following steps: printing a preset pattern on the surface of the pretreated wood floor base material by using ink-jet printing equipment, wherein the spraying amount is 5-20 g/m2UV drying; coating a water-based/oil-based UV functional primer on the surface of the printed pattern, wherein the coating weight is 60-130 g/m2UV drying; continuously coating the water-based/oil-based UV functional finish paint with the coating weight of 10-20 g/m2UV drying; slotting → test, etc → packaging. The invention adopts a digital printing process, can realize single-process production and automatic ink jet printing, has no limitation on the size of the pattern, no homogenization risk, no pollution, environmental protection and safety; can effectively improve the production flexibility of the laminate flooring without the need ofStoring the impregnated paper, sampling for half an hour, and no tail board exists. The method can replace traditional technologies such as silk-screen printing, transfer printing and transfer printing, change the development direction of product manufacturing, form an unmanned intelligent manufacturing factory for direct digital production, and realize double upgrading of technology and manufacturing of the traditional factory.
Description
Technical Field
The invention belongs to the technical field of wood floors, relates to production of wood floors, and particularly relates to a process for producing wood floors by ink-jet printing.
Background
The prior manufacturing process flow of the strengthened wood floor is as follows: the decorative base paper, the wear-resistant paper and the balance paper are impregnated by melamine resin or urea resin, then are hot-pressed with the high-density fiberboard at high temperature, and then are subjected to curing → slitting → curing → grooving to obtain a finished product of the laminate flooring. The existing process has more problems, such as the need of storing a large amount of decorative paper, unclear pattern and texture on the surface of the floor, serious homogenization, soaking in aldehyde glue water, more production conversion, more manual preparation and the like.
In the production and manufacturing process of the solid wood floor, the price of the high-grade surface plate is higher and higher as the quantity of large-diameter precious wood is smaller and smaller; low utilization rate of the low-grade surface plate, low benefit rate and the like.
The problem can be solved by adopting a digital printing technology, the computer directly outputs a printed graph, a high-fidelity color image can be printed on the surface of the wood substrate subjected to special treatment, the colored paper does not need to be stored, glue does not need to be coated, the environment is protected, the efficiency is high, the production is not required to be transferred among different production lines, and a large amount of space is saved. The method can be used for directly printing on the solid wood veneers, effectively utilizes low-grade veneers and fast-growing inferior quality materials as the surface plates of the solid wood floors, and efficiently utilizes wood resources.
Disclosure of Invention
In view of the above-mentioned shortcomings in the prior art, the present invention discloses a process for producing a wood floor by ink-jet printing.
Technical scheme
A process for producing a wood floor by ink-jet printing comprises the following steps:
A. printing a preset pattern on the surface of the pretreated wood floor base material by using ink-jet printing equipment, wherein the spraying amount is 5-20 g/m2UV drying;
B. coating a water-based/oil-based UV functional primer on the surface of a printed pattern, wherein the primer comprises wear resistance, scratch resistance, crack resistance and the like, and the coating weight is 60-130 g/m2UV drying;
C. ink-jet printing the pattern texture part by a single PASS digital printer, using subtractive or additive inks, to form a concave or convex 3D texture;
D. continuously coating the water-based/oil-based UV functional finish paint with the coating weight of 10-20 g/m, wherein the finish paint comprises high gloss, matte, skin feel and the like2UV drying;
E. slotting → test, etc → packaging.
In a preferred embodiment of the present invention, the wood floor base material pretreated in step a, i.e. the wood floor base material is pretreated when in use, comprises: sanding and cleaning the surface of the base material, coating waterproof paint on the back surface, wherein the coating weight is 20-80 g/m2After drying, coating water-based/oil-based UV (ultraviolet) adhesion primer on the surface of the base material, wherein the coating weight is 5-20 g/m2UV drying to increase the adhesion strength of the substrate and the subsequent functional primer; then coating water-based/oil-based UV filling primer with the coating weight of 10-30 g m2UV drying, in order to fill the substrate surface and make it flat.
In a preferred embodiment of the present invention, the wood floor substrate in step a is a reinforced wood floor substrate or a surface plate of a solid wood floor.
In the preferred embodiment of the invention, the ink jet printing equipment in the step A is a single PASS digital printer, the number of the nozzles is 100-180, the size of the ink drop is 10-99 Pl, the resolution is 180-400 dpi, and the speed is 20-50 m/min.
In the better disclosed example of the invention, in the step C, a pattern texture part is printed by ink jet through a single PASS digital printer, the coating weight is 3-15 g, the height of the texture part after spraying is higher than that of a non-texture part, and the 3D texture effect is obtained by UV drying and curing, namely the additive 3D texture effect.
In the better disclosure example of the invention, in the step C, a pattern texture part is printed by ink jet through a single PASS digital printer, the coating weight is 3-15 g, the pattern texture part is dried by UV, the wear-resistant layer and the ink of the texture part after spraying cannot be completely cured by UV, the uncured wear-resistant layer and the ink are removed, and the 3D texture effect is displayed and is called as a subtractive 3D texture effect.
In the present specification, the "additive ink" in step C means: the digital printer ink-jets only the texture portion, and the ink of the texture portion is accumulated to form the relief, thereby showing the 3D texture effect, which is embodied in reference example 4.
In the present specification, the term "subtractive ink" in step C means: the digital printer only carries out ink jet on the texture part, the ink can corrode the wear-resistant layer used in the last step, the wear-resistant layer of the texture part is softened, and then the ink of the texture part and the softened wear-resistant layer are removed through the steel brush, so that the texture part sinks to form concave grains, the 3D texture effect is shown, and the specific implementation refers to example 2.
Advantageous effects
The invention adopts a digital printing process, can realize single-process production and automatic ink jet printing, has no limitation on the size of the pattern, no homogenization risk, no pollution, environmental protection and safety; the production flexibility of the laminate flooring can be effectively improved, the impregnated paper does not need to be stored, the sample drawing is carried out for half an hour, and no tailboard exists. The digital printing technology adopted by the invention can replace traditional technologies such as silk-screen printing, transfer printing and the like, changes the development direction of product manufacturing, forms an unmanned intelligent manufacturing factory with direct digital production and realizes double upgrading of technology and manufacturing of the traditional factory. The digital printing technology adopted by the invention can effectively utilize low-grade wood skin and fast-growing inferior quality materials as the surface plate of the solid wood floor, thereby improving the utilization rate of the wood and increasing the added value of products.
Detailed Description
The present invention will be described in detail below with reference to examples to enable those skilled in the art to better understand the present invention, but the present invention is not limited to the following examples.
Example 1
A process for producing a wood floor by ink-jet printing comprises the following steps:
coating UV (ultraviolet) adhesive paint on the surface of a reinforced wood base material by a roller coating mode for 10g per square meter, coating UV back paint on the back surface of the base material for 80g per square meter, and curing by using a UV lamp;
continuously coating UV filling primer on the surface of the wood base material twice in a roller coating mode, wherein each square meter is 18g, and curing by using a UV lamp;
thirdly, printing patterns by using single Pass digital printing equipment, wherein the printing ink is 8g per square meter;
step four, continuously coating the UV wear-resistant primer twice in a roll coating mode, wherein each 45 g/square meter is coated, and the UV lamp is cured;
and fifthly, continuously coating the UV functional finish paint for 8 g/square meter twice in a roller coating mode, and curing by using a UV lamp.
Slotting → test, etc → packaging.
Example 2
A process for producing a wood floor by ink-jet printing comprises the following steps:
coating 8g of UV (ultraviolet) adhesive paint per square meter on the surface of a reinforced wood base material in a roller coating mode, coating 100g of UV back paint per square meter on the back surface of the base material, and curing by using a UV lamp;
continuously coating UV filling primer on the surface of the wood base material twice in a roll coating mode, wherein each 15 g/square meter is coated, and curing by using a UV lamp;
thirdly, printing patterns by using single Pass digital printing equipment, wherein the printing ink is 11 g/square meter;
continuously coating the UV wear-resistant primer twice in a roller coating mode, wherein each 50g of the UV wear-resistant primer is applied to every square meter, and irradiating the UV lamp until the UV lamp is semi-cured;
fifthly, printing textures by using a 3D digital printer, wherein the printing ink is special subtraction type printing ink;
sixthly, removing the uncured part through a steel brush to form concave lines, and irradiating by a UV lamp until the full curing is realized;
and seventhly, continuously coating the UV functional finish paint twice in a roll coating mode, wherein each square meter is 8g, and curing by using a UV lamp.
Slotting → test, etc → packaging.
Example 3
A process for producing a wood floor by ink-jet printing comprises the following steps:
coating 20g of UV (ultraviolet) adhesive paint per square meter on the surface of the solid wood floor in a roller coating manner, and curing by using a UV lamp;
continuously coating yellow putty on the surface of the solid wood floor twice in a roller coating mode, wherein each square meter is 18 grams, and curing by using a UV lamp;
thirdly, printing patterns by using single Pass digital printing equipment, wherein the printing ink is 10g per square meter;
fourthly, continuously coating 25 g/square meter of UV abrasion-resistant primer by using a roller coating mode, and curing by using a UV lamp;
fifthly, continuously coating the UV hardening primer of 18 g/square meter in a roller coating manner, and curing by a UV lamp;
sixthly, continuously coating the UV matte primer for 19 g/square meter in a roller coating manner, and curing by using a UV lamp;
and seventhly, continuously coating the UV functional finish paint twice in a roll coating mode, wherein each square meter is 8g, and curing by using a UV lamp.
Slotting → test, etc → packaging.
Example 4
A process for producing a wood floor by ink-jet printing comprises the following steps:
firstly, coating UV (ultraviolet) adhesive paint 22 g/square meter on the surface of a solid wood floor in a roller coating mode, and curing by using a UV lamp;
continuously coating white primer on the surface of the solid wood floor twice by 15 g/square meter in a roller coating manner, and curing by using a UV lamp;
thirdly, printing patterns by using single Pass digital printing equipment, wherein the printing ink is 8g per square meter;
fourthly, continuously coating the UV abrasion-resistant primer 22 g/square meter in a roller coating manner, and curing by using a UV lamp;
fifthly, continuously coating the UV hardening primer 13 g/square meter in a roller coating manner, and curing by using a UV lamp;
sixthly, continuously coating the UV wear-resistant primer in a roll coating mode, namely 19 g/square meter, and curing by UV irradiation;
seventhly, printing textures by using a 3D digital printer, wherein the ink is special additive ink;
and eighthly, continuously coating the UV functional finish paint for 8 g/square meter twice in a roller coating mode, and curing by using a UV lamp.
Slotting → test, etc → packaging.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (6)
1. A process for producing a wood floor by ink-jet printing is characterized by comprising the following steps:
A. printing a preset pattern on the surface of the pretreated wood floor base material by using ink-jet printing equipment, and spraying 5-20 g/mlm2UV drying;
B. coating a water-based/oil-based UV functional primer on the surface of the printed pattern, wherein the coating weight is 60-130 g/m2UV drying;
C. ink-jet printing the pattern texture part by a single PASS digital printer, using subtractive or additive inks, to form a concave or convex 3D texture;
D. continuously coating the water-based/oil-based UV functional finish paint with the coating weight of 10-20 g/m2UV drying;
E. slotting → test, etc → packaging.
2. The process for producing a wood flooring according to the inkjet printing of claim 1, wherein: the wood floor base material pretreated in the step A, namely the floor base material is pretreated when in use, and the pretreatment method comprises the following steps: sanding and cleaning the surface of the base material, coating waterproof paint on the back surface, wherein the coating weight is 20-80 g/m2After drying, coating water-based/oil-based UV (ultraviolet) adhesion primer on the surface of the base material, wherein the coating weight is 5-20 g/m2UV drying; then coating water-based/oil-based UV filling primer with the coating weight of 10-30 g m2And (5) carrying out UV drying.
3. The process for producing a wood flooring according to the inkjet printing of claim 1, wherein: and step A, the wood floor base material is a base material of a reinforced wood floor or a solid wood floor.
4. The process for producing a wood flooring according to the inkjet printing of claim 1, wherein: the ink-jet printing equipment in the step A is a single PASS digital printer, the number of the spray heads is 100-180, the size of an ink drop is 10-99 Pl, the resolution is 180-400 dpi, and the speed is 20-50 m/min.
5. The process for producing a wood flooring according to the inkjet printing of claim 1, wherein: and C, ink-jet printing a pattern texture part by using a single PASS digital printer, wherein the coating weight is 3-15 g, the height of the texture part after spraying is higher than that of a non-texture part, and UV drying and curing are carried out to obtain a 3D texture effect, namely an addition 3D texture effect.
6. The process for producing a wood flooring according to the inkjet printing of claim 1, wherein: and C, ink-jet printing the pattern texture part by using a single PASS digital printer, wherein the coating weight is 3-15 g, UV drying is carried out, the wear-resistant layer and the printing ink of the texture part after spraying cannot be completely cured by UV, the uncured wear-resistant layer and the printing ink are removed, and a 3D texture effect is displayed, which is called as a subtractive 3D texture effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011309430.3A CN112455110A (en) | 2020-11-20 | 2020-11-20 | Process for producing wooden floor by ink-jet printing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011309430.3A CN112455110A (en) | 2020-11-20 | 2020-11-20 | Process for producing wooden floor by ink-jet printing |
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| CN112455110A true CN112455110A (en) | 2021-03-09 |
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| CN202011309430.3A Pending CN112455110A (en) | 2020-11-20 | 2020-11-20 | Process for producing wooden floor by ink-jet printing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524936A (en) * | 2021-07-14 | 2021-10-22 | 德尔未来科技控股集团股份有限公司 | Preparation method, product and application of high-simulation digital printing impregnated bond paper |
| CN114311199A (en) * | 2021-12-16 | 2022-04-12 | 大亚(江苏)地板有限公司 | Manufacturing process of temperature-sensing color-changing floor |
| CN114434998A (en) * | 2022-01-28 | 2022-05-06 | 小森新材料科技有限公司 | Preparation method of simulated wood grain three-dimensional decorative home furnishing plate |
| CN114571550A (en) * | 2022-04-12 | 2022-06-03 | 小森新材料科技有限公司 | Process for coating veneer with opening effect of digital spraying veneer |
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Application publication date: 20210309 |