CN110614211A - Spraying method and production line for wooden products - Google Patents
Spraying method and production line for wooden products Download PDFInfo
- Publication number
- CN110614211A CN110614211A CN201911073405.7A CN201911073405A CN110614211A CN 110614211 A CN110614211 A CN 110614211A CN 201911073405 A CN201911073405 A CN 201911073405A CN 110614211 A CN110614211 A CN 110614211A
- Authority
- CN
- China
- Prior art keywords
- drying
- treatment
- humidity
- leveling
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention is suitable for the technical field of material processing, and provides a spraying method and a production line, wherein the spraying method comprises the steps of carrying out finish treatment on a wood product treated by a primer by using a single-component water-based paint to obtain the wood product treated by the finish treatment, treating the wood product treated by the primer by using the single-component water-based paint in the primer treatment process, carrying out leveling and drying treatment on the wood product treated by the finish treatment, wherein the leveling and drying treatment process is divided into three sections, the first section is controlled at 25 ℃ of ~ 35 ℃, the humidity is controlled at 50% of ~ 60%, the second section is controlled at 45 ℃ of ~ 55 ℃, the humidity is controlled at 35% of ~ 45%, the third section is controlled at 25 ℃ of ~ 35 ℃, and the humidity is controlled at 30% of ~ 40.
Description
Technical Field
The invention belongs to the technical field of material processing, and particularly relates to a spraying method and a production line for a wooden product.
Background
The spraying means to scribble the technology that the one deck paint was dried and thereby realized coloring the product on the product, and is common like spraying in order to color the woodwork on the woodwork for the product is more pleasing to the eye.
The spraying process of the existing wooden products mainly comprises three processes, namely spraying by adopting oil paint, spraying by adopting double-component water paint and spraying by adopting single-component water paint. When the oil paint is used for spraying, the problems that the paint is large in taste, needs to be dispersed for a long time, influences the health of a human body and the like exist, when the double-component water paint is used for spraying, a curing agent is needed before the double-component water paint is used, the overall cost is high, the viscosity of the double-component water paint is low, the requirement on equipment of people and machines is high in the spraying process, and the construction difficulty is high. Therefore, the single-component water-based paint is becoming the first choice of the spraying process. However, the existing spraying process for spraying the wood product by using the single-component water-based paint has the technical problems that the hardness of a paint film of the sprayed product does not reach the standard, the paint film is whitish, sticky and layered.
Therefore, the existing spraying process for spraying the wood products by using the single-component water-based paint also has the technical problems that the hardness of a paint film of the sprayed product does not reach the standard, and the paint film is whitish, sticky and layered.
Disclosure of Invention
The embodiment of the invention aims to provide a spraying method for a wooden product, and aims to solve the technical problems that the hardness of a paint film of the sprayed product does not reach the standard, the paint film is whitish, sticky and layered in the existing spraying process for spraying the wooden product by using single-component water-based paint.
The embodiment of the invention is realized in such a way that a wood product spraying method comprises the following steps:
performing color correction treatment on the wooden product coated with the UV primer after the dust removal treatment by using a single-component water-based paint color correcting agent to obtain a wooden product subjected to color correction treatment;
leveling and drying the wooden product after the color correction treatment to obtain a wooden product after the leveling and drying treatment;
performing color grinding on the wood product subjected to leveling and drying treatment to obtain a wood product subjected to color grinding treatment;
carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting a single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
and performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint to obtain a wood product subjected to secondary leveling and drying, wherein the process of performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint is divided into three sections, the temperature of the first section is controlled to be ~ 35 ℃ at 25 ℃, the humidity is controlled to be ~ 60% at 50%, the temperature of the second section is controlled to be ~ 55 ℃ at 45 ℃, the humidity is controlled to be ~ 45% at 35%, the temperature of the third section is controlled to be ~ 35% at 25 ℃, and the humidity is controlled to be ~ 40%.
And cooling and maintaining the wood product subjected to secondary leveling and drying at normal temperature to obtain a wood finished product.
Another purpose of the embodiments of the present invention is to provide a spraying production line for wood products, wherein the spraying production line is sequentially provided with:
the color repairing equipment is used for performing color repairing treatment on the wooden product coated with the UV primer after the dust removal treatment by adopting a single-component water-based paint color repairing agent to obtain a wooden product subjected to color repairing treatment;
the leveling drying tunnel is used for leveling and drying the wooden product after the color correction treatment to obtain the wooden product after the leveling and drying treatment;
the color grinding equipment is used for performing color grinding on the wood product subjected to leveling and drying treatment to obtain the wood product subjected to color grinding treatment;
the finish paint equipment is used for carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
the three-section leveling drying tunnel is used for performing secondary leveling drying on a wood product treated by the single-component water-based finish paint and comprises a low-temperature high-humidity leveling drying tunnel section, a high-temperature low-humidity leveling drying tunnel section and a low-temperature low-humidity leveling drying tunnel section, wherein the temperature in the low-temperature high-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, the humidity is controlled to be 50% ~ 60%, the temperature in the high-temperature low-humidity leveling drying tunnel section is controlled to be 45 ℃ ~ 55 ℃, the humidity is controlled to be 35% ~ 45%, the temperature in the low-temperature low-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, and the humidity is controlled to be 30% ~ 40%.
The wood product spraying method provided by the embodiment of the invention is aimed at a wood product which is subjected to finish treatment by using single-component water-based paint, the flow flat drying process is improved, three-section control is adopted in a flow flat drying section, wherein the temperature of a first section is controlled to be ~ 35 ℃, the humidity is controlled to be ~ 60% 50%, the temperature of a second section is controlled to be ~ 55 ℃, the humidity is controlled to be ~ 45% 35%, the temperature of a third section is controlled to be ~ 35 ℃, and the humidity is controlled to be ~ 40% 30%.
Drawings
FIG. 1 is a diagram of the appearance of a wood product produced in example 3 of the present invention;
FIG. 2 is a graph showing the appearance of a wood product having slight whitening and delamination phenomena, produced in example 6 of the present invention;
FIG. 3 is a graphical representation of the appearance of a wood product made in accordance with example 7 of the present invention exhibiting stickiness;
FIG. 4 is a graph showing the appearance of a wood product having blush, delamination, and stickiness produced in comparative example 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides a spraying method for a wood product, which comprises the following steps:
performing color correction treatment on the wooden product coated with the UV primer after the dust removal treatment by using a single-component water-based paint color correcting agent to obtain a wooden product subjected to color correction treatment;
leveling and drying the wooden product after the color correction treatment to obtain a wooden product after the leveling and drying treatment;
performing color grinding on the wood product subjected to leveling and drying treatment to obtain a wood product subjected to color grinding treatment;
carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting a single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
and performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint to obtain a wood product subjected to secondary leveling and drying, wherein the process of performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint is divided into three sections, the temperature of the first section is controlled to be ~ 35 ℃ at 25 ℃, the humidity is controlled to be ~ 60% at 50%, the temperature of the second section is controlled to be ~ 55 ℃ at 45 ℃, the humidity is controlled to be ~ 45% at 35%, the temperature of the third section is controlled to be ~ 35% at 25 ℃, and the humidity is controlled to be ~ 40%.
And cooling and maintaining the wood product subjected to secondary leveling and drying at normal temperature to obtain a wood finished product.
In the embodiment of the invention, the wood product process mainly comprises the steps of dust removal cleaning, color correction, leveling drying, color grinding, finish coating, leveling drying, normal temperature maintenance and the like, and the wood product can be deleted/supplemented technically according to the actual material of the wood product. The invention mainly aims at the problem that wood products obtained by post-treatment of single-component water-based paint in the second spraying process are easy to have the abnormalities of unqualified paint film hardness, whitening paint film and the like.
According to the wood product spraying method provided by the embodiment of the invention, through three-stage leveling and drying treatment, the drying rate of a paint film can be reduced in a first-stage low-temperature and high-humidity environment, the problems of whitening, stickiness, adhesion reduction and the like caused by too high drying rate of the paint film surface are prevented, meanwhile, in a second-stage high-temperature and low-humidity environment, the humidity difference is formed between the interior of a finish paint layer and the external environment, the moisture in the finish paint layer can be fully volatilized by matching high temperature, the dried finish paint is further maintained in a third-stage low-temperature and low-humidity environment, and the hardness of the paint film surface is effectively improved.
As a preferred embodiment of the present invention, in the step of obtaining the wood product after the primer treatment, the leveling and drying of the wood product after the color correction treatment also includes three stages, the first stage is controlled at 25 ℃ of ~ 35 ℃, the humidity is controlled at 50% of ~ 60%, the second stage is controlled at 45 ℃ of ~ 55 ℃, the humidity is controlled at 35% of ~ 45%, the third stage is controlled at 25 ℃ of ~ 35 ℃, and the humidity is controlled at 30% of ~ 40%.
As a preferred embodiment of the invention, the step of performing normal-temperature cooling maintenance on the wood product after secondary leveling and drying is specifically to place the wood product after secondary leveling and drying in an environment with the temperature of 30 ℃ and ~ 35 ℃ for cooling maintenance for 12 hours, and the hardness of a paint film of the finish paint can be further improved by further limiting the temperature and the time of the cooling maintenance.
As a preferred embodiment of the invention, in the step of performing finish paint spraying treatment on the wood product subjected to color grinding treatment by using the single-component water-based finish paint, the temperature is controlled at 25 ℃ of ~ 35 ℃, and the humidity is controlled at 50% of ~ 60%.
As a preferred embodiment of the present invention, in the step of performing finish coating treatment on the color-ground wood product by using the one-component water-based finish, the primer-treated wood product is sprayed at least twice. By following the principle of 'thin brushing for many times' in the spraying process, the flatness of the paint film is ensured, the phenomena of whitening and layer formation of the paint film caused by over-thick paint film and incomplete water volatilization can be prevented, and the effect of the paint film is further improved.
As a preferred embodiment of the present invention, the color-ground wood is treated with the monocomponent water-based finishIn the step of carrying out finish paint spraying treatment on the product, the total spraying amount is controlled to be 130 ~ 140g/m or 140g/m2. If the spraying amount is too high, the paint film is too thick, and the corresponding moisture is incompletely volatilized, so that the paint film has a layer formation phenomenon; if the spraying amount is too low, the paint film is too thin, the paint film is easy to be irregular in the leveling and drying process, and the prepared wood product has better effect by limiting the proper spraying amount.
As a preferred embodiment of the invention, in the step of performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint, the drying time of the first section is controlled to be 10 ~ 15 minutes, the drying time of the second section is controlled to be 20 ~ 25 minutes, and the drying time of the third section is controlled to be 10 ~ 15 minutes.
As a preferred embodiment of the invention, in the step of performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint, the method further comprises the step of performing ventilation treatment on the product at the same time at the wind speed of 0.3m/s ~ 0.5.5 m/s, on one hand, the ventilation treatment can take away volatilized moisture, so that the moisture in the finish paint is volatilized in a gradient manner, and on the other hand, in a third-stage low-temperature and low-humidity environment, the ventilation can remarkably improve the curing effect, that is, the hardness of the paint film can be remarkably improved.
The embodiment of the invention also provides a spraying production line, which is sequentially provided with:
the color repairing equipment is used for performing color repairing treatment on the wooden product coated with the UV primer after the dust removal treatment by adopting a single-component water-based paint color repairing agent to obtain a wooden product subjected to color repairing treatment;
the leveling drying tunnel is used for leveling and drying the wooden product after the color correction treatment to obtain the wooden product after the leveling and drying treatment;
the color grinding equipment is used for performing color grinding on the wood product subjected to leveling and drying treatment to obtain the wood product subjected to color grinding treatment;
the finish paint equipment is used for carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
the three-section leveling drying tunnel is used for performing secondary leveling drying on a wood product treated by the single-component water-based finish paint and comprises a low-temperature high-humidity leveling drying tunnel section, a high-temperature low-humidity leveling drying tunnel section and a low-temperature low-humidity leveling drying tunnel section, wherein the temperature in the low-temperature high-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, the humidity is controlled to be 50% ~ 60%, the temperature in the high-temperature low-humidity leveling drying tunnel section is controlled to be 45 ℃ ~ 55 ℃, the humidity is controlled to be 35% ~ 45%, the temperature in the low-temperature low-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, and the humidity is controlled to be 30% ~ 40%.
The beneficial effects of the above technical solutions will be explained below by referring to specific examples, experimental data, and experimental effect diagrams, where it should be noted that the following examples/comparative examples are only some examples of most typical experimental results of many examples made by experimenters of the present invention, and the experimental effect diagrams are also only some exemplary experimental result diagrams of the above examples.
Example 1:
putting the wood products to be treated into a rolling bar, and cleaning the wood products by a brush to remove dust to obtain the wood products after dust removal;
conveying the wooden products subjected to dust removal treatment to a five-axis spraying machine, and performing color correction treatment by using a single-component water-based paint (manufacturer: Qingdao Shouzhen paint Co., Ltd.) directly purchased from the market, wherein the temperature in the color correction treatment process is 25 ℃ and the humidity is 50%;
conveying the wooden products subjected to color correction treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 25 ℃, the humidity is 50%, the drying time is 15 minutes, the temperature of a second section of drying section is 45 ℃, the humidity is 35%, the drying time is 25 minutes, the temperature of a third section of drying section is 25 ℃, the humidity is 30%, the drying time is 15 minutes, ventilation treatment is carried out on the products by using a fan in the whole drying process, and the air speed is controlled to be 0.3 m/s;
carrying out artificial color grinding treatment on the wood product subjected to the convection and flat drying by using a No. 600 soft sand block;
conveying the woodwork after color grinding treatment to a five-axis spraying machine, performing finish treatment by using a single-component water-based paint (manufacturer: Qingdao Shouchun paint Co., Ltd.) directly purchased from the market, and performing three spraying processes in the finish treatment process, wherein the spraying amount of each spraying process is 45g/m2Total spraying amount of 135g/m2The temperature is 25 ℃ and the humidity is 50% in the finish paint treatment process;
conveying the wood product subjected to finish treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 25 ℃, the humidity is 50%, the drying time is 15 minutes, the temperature of a second section of drying section is 45 ℃, the humidity is 35%, the drying time is 25 minutes, the temperature of a third section of drying section is 25 ℃, the humidity is 30%, the drying time is 15 minutes, ventilating treatment is carried out on the product by using a fan in the whole drying process, and the air speed is controlled to be 0.3 m/s;
and maintaining the wood product after leveling and drying at the normal temperature of 35 ℃ for 12 hours to obtain a finished product of the wood product.
The wooden finished product is subjected to appearance detection and performance detection (the subsequent examples/comparative examples adopt the same detection method as that of example 1, and are not described again), wherein GB/T1729-1979 (paint film color and appearance determination method) is adopted to detect the appearance condition of the wooden finished product, including whether the wooden finished product has the abnormality of whitening, stickiness, layer formation and the like, GB/T1720-1979 (paint film adhesion determination method) is adopted to further detect the adhesion grade of the wooden finished product, GB/T1762-1980 (paint film re-adhesion determination method) is adopted to further determine the re-adhesion grade of the wooden finished product, GB/T6739-2006 (paint and varnish pencil method) is adopted to further determine the paint film hardness of the wooden finished product, and the specific determination results are as follows:
the wooden product prepared according to the procedure provided in example 1 had excellent appearance, no whitening or flaking on the surface, no stickiness on hand contact, a first level of adhesion, a first level of tack-back, and a paint film hardness of HB.
Example 2:
putting the wood products to be treated into a rolling bar, and cleaning the wood products by a brush to remove dust to obtain the wood products after dust removal;
conveying the wooden products subjected to dust removal treatment to a five-axis spraying machine, and performing color correction treatment by using a single-component water-based paint (manufacturer: Qingdao Shouchi paint Co., Ltd.) directly purchased from the market, wherein the temperature in the color correction treatment process is 35 ℃ and the humidity is 60%;
conveying the wooden products subjected to color correction treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 35 ℃, the humidity is 60%, the drying time is 10 minutes, the temperature of a second section of drying section is 55 ℃, the humidity is 45%, the drying time is 20 minutes, the temperature of a third section of drying section is 35 ℃, the humidity is 40%, the drying time is 10 minutes, ventilation treatment is carried out on the products by using a fan in the whole drying process, and the air speed is controlled to be 0.5 m/s;
performing artificial color grinding treatment on the wood product subjected to the convection and flat drying by using 700# soft sand blocks;
conveying the woodwork after color grinding treatment to a five-axis spraying machine, performing finish treatment by using a single-component water-based paint (manufacturer: Qingdao Shouchun paint Co., Ltd.) directly purchased from the market, and performing three spraying processes in the finish treatment process, wherein the spraying amount of each spraying process is 45g/m2Total spraying amount of 135g/m2The temperature and the humidity in the finish paint treatment process are respectively 35 ℃ and 60 percent respectively;
conveying the wood product subjected to finish treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 35 ℃, the humidity is 60%, the drying time is 10 minutes, the temperature of a second section of drying section is 55 ℃, the humidity is 45%, the drying time is 20 minutes, the temperature of a third section of drying section is 35 ℃, the humidity is 40%, the drying time is 10 minutes, ventilating treatment is carried out on the product by using a fan in the whole drying process, and the air speed is controlled to be 0.5 m/s;
and maintaining the wood product which is leveled and dried for 24 hours at the normal temperature of 35 ℃ to obtain the finished product of the wood product.
Through detection, the wooden finished product prepared according to the steps provided by the example 2 has excellent appearance, no whitening and no delamination phenomenon on the surface, no sticking phenomenon when being touched by hands, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is HB.
Example 3:
putting the wood products to be treated into a rolling bar, and cleaning the wood products by a brush to remove dust to obtain the wood products after dust removal;
conveying the wooden products subjected to dust removal treatment to a five-axis spraying machine, and performing color correction treatment by using a single-component water-based paint (manufacturer: Qingdao Shouchi paint Co., Ltd.) directly purchased from the market, wherein the temperature in the color correction treatment process is 30 ℃ and the humidity is 55%;
conveying the wooden products subjected to color correction treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of a second section of drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of a third section of drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, ventilating treatment is carried out on the products by using a fan in the whole drying process, and the air speed is controlled to be 0.4 m/s;
carrying out artificial color grinding treatment on the wood product subjected to the convection and leveling drying by using the No. 800 soft sand block;
conveying the woodwork after color grinding treatment to a five-axis spraying machine, performing finish treatment by using a single-component water-based paint (manufacturer: Qingdao Shouchun paint Co., Ltd.) directly purchased from the market, and performing three spraying processes in the finish treatment process, wherein the spraying amount of each spraying process is 45g/m2Total spraying amount of 135g/m2The temperature is 30 ℃ and the humidity is 55% in the finish paint treatment process;
conveying the wood product subjected to finish treatment to three sections of leveling drying tunnels for drying, wherein the temperature of a first section of drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of a second section of drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of a third section of drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, ventilating treatment is carried out on the product by using a fan in the whole drying process, and the air speed is controlled to be 0.4 m/s;
and maintaining the wood product after leveling and drying for 18 hours at the normal temperature of 30 ℃ to obtain the finished product of the wood product.
Through detection, the wooden finished product prepared according to the steps provided by the example 3 has excellent appearance, no whitening and no delamination phenomenon on the surface, no sticking phenomenon when being touched by hands, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is HB.
Example 4:
the same procedure as in example 3 was followed except that the "finished wood product was transferred to a three-stage flow drying tunnel for drying, wherein the temperature of the first drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, ventilating the product by using a fan, controlling the air speed to be 0.4m/s instead of conveying the wooden product subjected to color correction treatment to a leveling drying tunnel for drying, wherein the drying temperature is 50 ℃, the humidity is 40%, the drying time is 30 minutes, in the whole drying process, and (5) ventilating the product by using a fan, and controlling the air speed to be 0.4m/s ".
Through detection, the wooden finished product prepared according to the steps provided by the example 4 has excellent appearance, slight whitening and layer formation phenomena exist on the surface of the product, no sticking phenomenon exists when the product is touched by hands, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is B.
Example 5:
the same procedure as in example 3 was repeated except that the procedure "curing the flow-dried wood product at 30 ℃ for 18 hours at ordinary temperature" was not included to obtain a finished wood product "
Through detection, the appearance of the wood product after the leveling and drying treatment is excellent, the product surface has no whitening and layer formation phenomenon, the product surface is free from sticking phenomenon by hand contact, the determined adhesive force grade is first grade, the determined tack-back grade is first grade, and the paint film hardness is B.
Example 6:
the same procedure as in example 3 was followed except that "Wood after color grinding treatment" was usedThe product is conveyed to a five-axis spraying machine, and finish treatment is carried out by utilizing single-component water-based paint (manufacturer: Qingdao Shouchun paint Co., Ltd.) directly purchased on the market, three spraying processes are carried out in the finish treatment process, and the spraying amount of each spraying process is 45g/m2Total spraying amount of 135g/m2The temperature and the humidity in the finish paint treatment process are respectively 30 ℃ and 55% ", and the temperature and the humidity in the finish paint treatment process are respectively 40 ℃ and 45%.
Through detection, the wooden finished product prepared according to the steps provided by the embodiment 6 has excellent appearance, the product surface has whitening and layer formation phenomena, the flatness is poor, no stickiness is caused by hand contact, the determined adhesive force grade is two grades, the determined tack-back grade is one grade, and the paint film hardness is B.
Example 7:
the same as other steps of example 3, except that "the wood product after the color grinding treatment is conveyed to a five-axis spraying machine, and the top-coat treatment is carried out by utilizing the single-component water-based paint (manufacturer: Qingdao Shochen paint Co., Ltd.) directly purchased from the market," three spraying passes are carried out in the top-coat treatment process, and the spraying amount of each spraying pass is 45g/m2Total spraying amount of 135g/m2In the finishing paint treatment process, the temperature is 30 ℃ and the humidity is 55% ", the temperature in the finishing paint treatment process is replaced by 20 ℃ and the humidity is replaced by 65%.
Through detection, the wooden finished product prepared according to the steps provided by the example 7 has excellent appearance, no whitening and no layer formation on the surface of the product, stickiness due to hand contact, first-grade adhesive force grade, first-grade tack return grade and paint film hardness HB.
Example 8:
the same as other steps of example 3, except that "the wood product after the color grinding treatment is conveyed to a five-axis spraying machine, and the top-coat treatment is carried out by utilizing the single-component water-based paint (manufacturer: Qingdao Shochen paint Co., Ltd.) directly purchased from the market," three spraying passes are carried out in the top-coat treatment process, and the spraying amount of each spraying pass is 45g/m2Total spraying amount of 135g/m2In the finish paint treatment process, the temperature is 30 ℃, the humidity is 55 percent, only one spraying is carried out in the finish paint treatment process,130g/m of each spraying2Total spraying amount of 130g/m2。
Through detection, the wooden finished product prepared according to the steps provided by the embodiment 8 has excellent appearance, whitening phenomenon exists on the surface of the product, uneven paint film exists, but no layer forming phenomenon exists, no sticking phenomenon occurs when the product is touched by hands, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is HB.
Example 9:
the same as other steps of example 3, except that "the wood product after the color grinding treatment is conveyed to a five-axis spraying machine, and the top-coat treatment is carried out by utilizing the single-component water-based paint (manufacturer: Qingdao Shochen paint Co., Ltd.) directly purchased from the market," three spraying passes are carried out in the top-coat treatment process, and the spraying amount of each spraying pass is 45g/m2Total spraying amount of 135g/m2The temperature is 30 ℃ and the humidity is 55% in the finish paint treatment process, and the spraying amount per pass is 40g/m2Total spraying amount of 120g/m2。
Through detection, the wooden finished product prepared according to the steps provided by the example 9 has excellent appearance, the paint film has unevenness, the product surface has slight whitening phenomenon but no layer formation phenomenon, no sticking phenomenon is caused by hand contact, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is HB.
Example 10:
the same as other steps of example 3, except that "the wood product after the color grinding treatment is conveyed to a five-axis spraying machine, and the top-coat treatment is carried out by utilizing the single-component water-based paint (manufacturer: Qingdao Shochen paint Co., Ltd.) directly purchased from the market," three spraying passes are carried out in the top-coat treatment process, and the spraying amount of each spraying pass is 45g/m2Total spraying amount of 135g/m2The temperature is 30 ℃ and the humidity is 55% in the finish paint treatment process, and the spraying amount per pass is 50g/m2Total spraying amount of 150g/m2。
As a result of the examination, the wooden product prepared according to the procedure provided in example 10 was excellent in appearance, had a phenomenon of delamination on the surface of the product, but had no whitening phenomenon, had a phenomenon of stickiness by hand contact, and had a measured adhesion rating of two levels, a tack-back rating of two levels, and a paint film hardness of HB.
Example 11:
the same as other steps of example 3, except that in the step "transfer the finished wood product to three-section leveling drying tunnel for drying", the temperature of the first section drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second section drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third section drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, the product is ventilated by using a fan, the air speed is controlled to be 0.4m/s ", and the ventilation treatment of the product is not performed by using the fan.
Through detection, the wooden finished product prepared according to the steps provided by the example 11 has good appearance, the surface of the product has whitening and flaking phenomena, the product is sticky when being touched by hands, the measured adhesive force grade is three grades, the re-adhesion grade is two grades, and the paint film hardness is B.
Example 12:
the same as the other steps of example 3, except for the step "transfer the finished wood product to three leveling drying tunnels for drying", wherein the temperature of the first drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, and the drying time is 15 minutes, in the whole drying process, the product is ventilated by a fan, the air speed is controlled to be 0.4m/s ", the drying time of the first section is 20 minutes, the drying time of the second section is 30 minutes, and the drying time of the third section is 20 minutes.
Through detection, the wooden finished product prepared according to the steps provided by the example 12 has excellent appearance, no slight layer formation and no whitening phenomenon on the surface of the product, no sticking phenomenon caused by hand contact, the measured adhesive force grade is first grade, the measured tack-back grade is first grade, and the paint film hardness is HB.
Example 13:
the same as the other steps of example 3, except for the step "transfer the finished wood product to three leveling drying tunnels for drying", wherein the temperature of the first drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, the product is ventilated by a fan in the whole drying process, the air speed is controlled to be 0.4m/s ", the drying time of the first section is 8 minutes, the drying time of the second section is 15 minutes, and the drying time of the third section is 8 minutes.
As a result of the examination, the wooden product prepared according to the procedure provided in example 12 had an excellent appearance, a slight whitening phenomenon and a flaking phenomenon on the surface of the product, and a stickiness phenomenon by hand contact, and the adhesion rating measured was first, the tack-back rating was second, and the paint film hardness was HB.
Comparative example 1:
the same procedure as in example 3 was followed except that "the finished wood product was transferred to a three-stage flow drying tunnel for drying" in step 3, wherein the temperature of the first drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, ventilating the product by using a fan, controlling the air speed to be 0.4m/s, and replacing with the method that the wood product treated by the finish paint is conveyed to a leveling drying tunnel for drying, wherein the drying temperature is 50 ℃, the humidity is 40 percent, the drying time is 30 minutes, in the whole drying process, and (5) ventilating the product by using a fan, and controlling the air speed to be 0.4m/s ".
Through detection, the wooden finished product prepared according to the steps provided by the comparative example 1 has good appearance, obvious whitening and layer formation phenomena and rough surface, obvious stickiness phenomenon exists when the wooden finished product is contacted with hands, the measured adhesive force grade is four grades, the measured tack-back grade is three grades, and the paint film hardness is B.
Comparative example 2:
the same as other steps of example 3, except that the step "transfer the wood product after finish-coat treatment to three leveling drying tunnels for drying", wherein the temperature of the first drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, the product is ventilated by using a fan, the wind speed is controlled to be 0.4m/s "and replaced" transfer the wood product after finish-coat treatment to three leveling drying tunnels for drying, wherein the temperature of the first drying section is 50 ℃, the humidity is 40%, the drying time is 10 minutes, the temperature of the second drying section is 30 ℃, the humidity is 55%, and the drying time is 20 minutes, the temperature of the third drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, a fan is used for ventilating the product in the whole drying process, and the air speed is controlled to be 0.4m/s ".
Through detection, the wooden finished product prepared according to the steps provided by the comparative example 2 has good appearance, the surface of the product has whitening and flaking phenomena, the product is sticky when being contacted by hands, the surface is rough, the measured adhesive force grade is three grades, the measured tack-back grade is two grades, and the paint film hardness is B.
Comparative example 3:
the same as other steps of example 3, except that in the step "transfer the finished wood product to three-stage leveling drying tunnel for drying", the temperature of the first stage drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second stage drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third stage drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, the product is ventilated by using a fan, the temperature of the first stage drying section in the air speed control of 0.4m/s is replaced by 40 ℃, and the humidity is replaced by 45%.
Through detection, the wooden finished product prepared according to the steps provided by the comparative example 3 is good in appearance, the surface of the product has a relatively obvious layer formation phenomenon, slight stickiness exists when the product is contacted with a hand, the surface is rough, the measured adhesive force grade is three grades, the measured tack-back grade is one grade, and the paint film hardness is B.
Comparative example 4:
the same as other steps of example 3, except that in the step "transfer the finished wood product to three-stage leveling drying tunnel for drying", the temperature of the first stage drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second stage drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third stage drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, the product is ventilated by using a fan, the temperature of the second stage drying section in the air speed control of 0.4m/s "is replaced by 40 ℃, and the humidity is replaced by 50%.
Through detection, the wooden finished product prepared according to the steps provided by the comparative example 4 is excellent in appearance, obvious whitening phenomenon exists on the surface of the product, obvious stickiness phenomenon exists when the product is contacted with a hand, the determined adhesive force grade is three grades, the determined tack-back grade is three grades, and the paint film hardness is B.
Comparative example 5:
the same as other steps of example 3, except that the step "transfer the wood product after finish-coat treatment to a section leveling drying tunnel for drying", wherein the temperature of the first section drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second section drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, the temperature of the third section drying section is 30 ℃, the humidity is 35%, the drying time is 15 minutes, in the whole drying process, the product is ventilated by using a fan, the wind speed is controlled to be 0.4m/s "and" the wood product after finish-coat treatment is transferred to a second section leveling drying tunnel for drying ", wherein the temperature of the first section drying section is 30 ℃, the humidity is 55%, the drying time is 10 minutes, the temperature of the second section drying section is 50 ℃, the humidity is 40%, the drying time is 20 minutes, in the whole drying process, and (5) ventilating the product by using a fan, and controlling the air speed to be 0.4m/s ".
Through detection, the wooden finished product prepared according to the steps provided by the comparative example 5 has good appearance, slight whitening and flaking phenomena exist on the surface of the product, slight stickiness phenomena exist when the product is touched by hands, the measured adhesive force grade is two grades, the measured tack-back grade is two grades, and the paint film hardness is B.
For comparison, the data of each example are collated in the following table:
in the table above, the severity of whitening, flaking and stickiness is from light to heavy, no-slight-existing-obvious, the adhesion grade is 7 grades, the first grade represents the best adhesion, the second grade, and so on, the tack-back grade is 3 grades, the first grade represents the best tack-back, the second grade represents the worst third grade, and the hardness of the paint film is (9B-8B-). the-B-HB-F- (H-2H-3H-4H-5H-) -9H from soft to hard.
By combining the experimental data in the table and the steps provided in the embodiments, it can be found that the three-stage leveling drying method can significantly improve the appearance performance, the adhesive force, the tack-back property and the paint film hardness of the wood product, wherein the temperature and the humidity of each stage should be controlled in the adaptive range, otherwise, the optimal technical effect cannot be realized.
In addition, combining the experimental data of example 3 and comparative example 2, it can be seen that the sequence of the stages also affects the appearance and performance of the final product; according to the experimental data of the embodiment 3 and the embodiment 4, the appearance and the performance of the product can be improved by adopting three-stage leveling drying in the primer process of the former stage; the experimental data of the embodiment 3 and the embodiment 5 are combined to show that after leveling and drying, the product is continuously dried for the second time and maintained at normal temperature, so that the paint film hardness of the product can be further improved; combining the experimental data of example 3, example 6 and example 7, it can be seen that if the temperature and humidity are too high or too low during the finishing process, the product may show whitening, flaking or stickiness; the experimental data of the embodiment 3 and the embodiment 8 are combined to show that the appearance performance of the product can be effectively improved and the surface of the paint film is smoother according to the principle of 'thin brushing for multiple times' in the finish paint process; the experimental data of the embodiment 3, the embodiment 9 and the embodiment 10 are combined to show that in the finish coating process, if the total spraying amount is too high, the paint film is too thick, and the corresponding moisture is not completely volatilized, so that the paint film has a layer formation phenomenon and is easy to be sticky, and if the total spraying amount is too low, the paint film of the product is uneven and has a whitening phenomenon; the experimental data of the embodiment 3 and the embodiment 11 are combined, so that the appearance and the performance of the product can be obviously improved by keeping the ventilation of the product by the fan in the whole leveling and drying process; the experimental data of example 3, example 12 and example 13 show that the drying time also affects the performance of the product, and that the drying time is too short, the product is not completely dried, the surface is easily whitened, and the tack-back is reduced.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A method for spraying wood products, which is characterized in that the method for spraying the wood products with the water paint comprises the following steps:
performing color correction treatment on the wooden product coated with the UV primer after the dust removal treatment by using a single-component water-based paint color correcting agent to obtain a wooden product subjected to color correction treatment;
leveling and drying the wooden product after the color correction treatment to obtain a wooden product after the leveling and drying treatment;
performing color grinding on the wood product subjected to leveling and drying treatment to obtain a wood product subjected to color grinding treatment;
carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting a single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint to obtain a wood product subjected to secondary leveling and drying, wherein the process of performing secondary leveling and drying on the wood product treated by the single-component water-based finish paint is divided into three sections, the temperature of the first section is controlled to be ~ 35 ℃ at 25 ℃, the humidity is controlled to be ~ 60% at 50%, the temperature of the second section is controlled to be ~ 55 ℃ at 45 ℃, the humidity is controlled to be ~ 45% at 35%, the temperature of the third section is controlled to be ~ 35 ℃ at 25 ℃, and the humidity is controlled to be ~ 40% at 30%;
and cooling and maintaining the wood product subjected to secondary leveling and drying at normal temperature to obtain a wood finished product.
2. The method of applying spray paint to wood products according to claim 1 wherein said flow drying of said finished wood products includes three stages, a first stage at a temperature of 25 ℃ ~ 35 ℃ and a humidity of 50% ~ 60%, a second stage at a temperature of 45 ℃ ~ 55 ℃ and a humidity of 35% ~ 45%, and a third stage at a temperature of 25 ℃ ~ 35 ℃ and a humidity of 30% ~ 40%.
3. The wood product spraying method according to claim 1, wherein the step of cooling and maintaining the wood product after the secondary leveling and drying is carried out at normal temperature, and specifically comprises the following steps:
and (3) placing the wood product subjected to secondary leveling and drying in an environment with the temperature of 30 ℃ of ~ 35 ℃ for cooling and curing for 12 hours.
4. The method for finishing wood products according to claim 1 wherein said applying a monocomponent waterborne topcoat to said sanded wood product is carried out at a temperature of 25 ℃ ~ 35 ℃ and a humidity of 50% ~ 60%.
5. The method for finishing wood products according to claim 1 wherein said step of applying a top coat to said color-finished wood product with a one-component water-based top coat comprises applying said color-finished wood product at least twice.
6. The method for finishing wood products according to claim 1 wherein the step of applying a monocomponent waterborne topcoat to the color-finished wood product comprises applying a total application rate of 130 ~ 140g/m to produce a finished wood product having a finished surface finish of 140g/m2。
7. The method for spray finishing wood products according to claim 1 wherein said step of secondary flow drying of said monocomponent waterborne topcoat treated wood product comprises a first stage drying time of 10 ~ 15 minutes, a second stage drying time of 20 ~ 25 minutes, and a third stage drying time of 10 ~ 15 minutes.
8. The method for spraying the wood products according to claim 1, wherein the step of secondary leveling and drying of the wood products after the single-component water-based finishing paint treatment further comprises the step of ventilation treatment of the products at the same time at the wind speed of 0.3m/s ~ 0.5.5 m/s.
9. The utility model provides a woodwork spraying production line which characterized in that, the last setting gradually of spraying production line:
the color repairing equipment is used for performing color repairing treatment on the wooden product coated with the UV primer after the dust removal treatment by adopting a single-component water-based paint color repairing agent to obtain a wooden product subjected to color repairing treatment;
the leveling drying tunnel is used for leveling and drying the wooden product after the color correction treatment to obtain the wooden product after the leveling and drying treatment;
the color grinding equipment is used for performing color grinding on the wood product subjected to leveling and drying treatment to obtain the wood product subjected to color grinding treatment;
the finish paint equipment is used for carrying out finish paint spraying treatment on the wood product subjected to the color grinding treatment by adopting single-component water-based finish paint to obtain the wood product subjected to the single-component water-based finish paint treatment;
the three-section leveling drying tunnel is used for performing secondary leveling drying on a wood product treated by the single-component water-based finish paint and comprises a low-temperature high-humidity leveling drying tunnel section, a high-temperature low-humidity leveling drying tunnel section and a low-temperature low-humidity leveling drying tunnel section, wherein the temperature in the low-temperature high-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, the humidity is controlled to be 50% ~ 60%, the temperature in the high-temperature low-humidity leveling drying tunnel section is controlled to be 45 ℃ ~ 55 ℃, the humidity is controlled to be 35% ~ 45%, the temperature in the low-temperature low-humidity leveling drying tunnel section is controlled to be 25 ℃ ~ 35 ℃, and the humidity is controlled to be 30% ~ 40%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073405.7A CN110614211A (en) | 2019-11-06 | 2019-11-06 | Spraying method and production line for wooden products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073405.7A CN110614211A (en) | 2019-11-06 | 2019-11-06 | Spraying method and production line for wooden products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110614211A true CN110614211A (en) | 2019-12-27 |
Family
ID=68927637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911073405.7A Pending CN110614211A (en) | 2019-11-06 | 2019-11-06 | Spraying method and production line for wooden products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110614211A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345656A (en) * | 2022-01-07 | 2022-04-15 | 广东海顺新材料科技有限公司 | Water paint drying method |
| CN115318604A (en) * | 2022-08-22 | 2022-11-11 | 浙江省林业科学研究院 | Continuous quick drying method for water-based paint film of bamboo product |
| CN117066081A (en) * | 2023-10-18 | 2023-11-17 | 山西赛科德科技有限公司 | Coating method of non-oriented silicon steel thin strip self-adhesive coating |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038782A (en) * | 2019-05-17 | 2019-07-23 | 绵阳豪庭世家新材料科技有限公司 | A kind of furniture painting technique |
| CN110302945A (en) * | 2019-05-29 | 2019-10-08 | 志邦家居股份有限公司 | A kind of water paint spraying process |
-
2019
- 2019-11-06 CN CN201911073405.7A patent/CN110614211A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038782A (en) * | 2019-05-17 | 2019-07-23 | 绵阳豪庭世家新材料科技有限公司 | A kind of furniture painting technique |
| CN110302945A (en) * | 2019-05-29 | 2019-10-08 | 志邦家居股份有限公司 | A kind of water paint spraying process |
Non-Patent Citations (3)
| Title |
|---|
| 张广仁: "《木器油漆工艺》", 31 March 1985, 中国林业出版社 * |
| 朱毅等: "《家具表面涂饰》", 31 August 2016, 东北林业大学出版社 * |
| 李远军: "《汽车涂装技术》", 31 July 2015, 北京理工大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345656A (en) * | 2022-01-07 | 2022-04-15 | 广东海顺新材料科技有限公司 | Water paint drying method |
| CN115318604A (en) * | 2022-08-22 | 2022-11-11 | 浙江省林业科学研究院 | Continuous quick drying method for water-based paint film of bamboo product |
| CN117066081A (en) * | 2023-10-18 | 2023-11-17 | 山西赛科德科技有限公司 | Coating method of non-oriented silicon steel thin strip self-adhesive coating |
| CN117066081B (en) * | 2023-10-18 | 2023-12-29 | 山西赛科德科技有限公司 | Coating method of non-oriented silicon steel thin strip self-adhesive coating |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110614211A (en) | Spraying method and production line for wooden products | |
| CN106423801B (en) | Paint spraying process for wooden door | |
| CN110743764A (en) | Vacuum paint spraying method for wooden products and wooden products sprayed by water paint | |
| CN105478326A (en) | UV coating construction process of edge band veneer elastic matte finishing paint | |
| CN105478325A (en) | UV coating construction process of veneer elastic matte finishing paint | |
| CN105478327A (en) | Half-open UV coating construction process of edge band veneer elastic finishing paint | |
| US5891261A (en) | Method of stripping a strippable coating film | |
| CN105478310A (en) | Half-open UV coating construction process of veneer elastic finishing paint | |
| CN104448193B (en) | A kind of Aqueous Polyurethane Leather Finishing Agent and preparation method thereof | |
| CN111451116A (en) | Aqueous UV spraying semi-open matte surface coating construction process for wood veneer | |
| CN106626930A (en) | Compounding process for metal surface and wood veneer | |
| CN104877571B (en) | The cream-coloured stone coating of the imitative Germany of one kind and its construction technology | |
| CN106345671A (en) | Outdoor furniture anti-ultraviolet natural wood oil coating technology | |
| CN107962644A (en) | A kind of humidity solid wood furniture plank processing technology | |
| CN104088427A (en) | Sandstone veneer stone and manufacturing method thereof | |
| WO2013097188A1 (en) | Process for finishing bamboo floor surface | |
| CN110284137A (en) | A kind of surface treatment method of the stainless steel sandblasting envelope enamel lamella of wear-resistant resistant | |
| CN103711287A (en) | Wear-resistant solid wood floor and manufacturing method thereof | |
| CN111451105A (en) | Wood veneer water-based UV spraying full-open matte surface coating construction process | |
| CN111906005A (en) | UV coating construction process for elastic totally-enclosed matte surface of veneer for cladding strip | |
| CN113385400A (en) | SPC floor embossing process | |
| CN114146882A (en) | Metal silver flashing paint spraying process for wood base material | |
| CN111921823A (en) | UV coating construction process for elastic semi-open matte surface of veneer for cladding strip | |
| CN111889336A (en) | Wood veneer elastic totally-enclosed matte surface UV coating construction process for edge banding | |
| CN203626193U (en) | Wear resistant solid wood floor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |