KR101777213B1 - Apparatus for making pattern of wallpaper and wallpaper manufacturing apparatus having thereof - Google Patents

Abstract

The present invention relates to a wallpaper pattern forming apparatus and a wallpaper producing apparatus having the pattern forming apparatus. More particularly, the present invention relates to a wallpaper producing apparatus in which a water-based paint is formed on a non- And a device for forming a water-based paint on a nonwoven fabric with a predetermined thickness and pattern using a coater and a rotary screen. The third embodiment of the wallpaper pattern forming apparatus of the present invention is characterized in that the water- A support roller 240 that supports and rotates to continuously pass the nonwoven fabric 10 covered with a thickness; A shape roller 250 embossed in a predetermined pattern; And an elevating device (260) for elevating the shape rollers (250) up and down so that the shape rollers (250) rotate in contact with the receiving rollers (240); By patterning a regular pattern on the water-based paint on the nonwoven fabric 10, the aesthetics of the environmentally friendly wallpaper can be greatly improved to maximize the merchantability and market competitiveness of the product.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wallpaper pattern forming apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a wallpaper pattern forming apparatus and a wallpaper making apparatus having the same, and more particularly, to a wall paper forming apparatus having a wallpaper pattern in which a water- And is a device for forming a water-based paint on a nonwoven fabric with a predetermined thickness and pattern by using a coater and a rotary screen. The apparatus is capable of greatly improving the aesthetics of environmentally friendly wallpaper to maximize the merchantability and market competitiveness of the product .

In general, wallpaper refers to the paper that is applied to the wall. The basic raw material is usually paper, textile or other materials, and it is possible to use various materials such as various colors and textures This is possible.

Among them, wallpaper of chemical products is usually silk wallpaper, which is produced by adding a plasticizer to PVC resin. The vinyl wallpaper thus produced is excellent in color, and is excellent in workability, water resistance and stain resistance. However, , It is very harmful to the human body due to the human body disturbance of the environmental hormone and the emission of volatile organic compounds due to the use of DOP (Dioctyl Phthalate). In addition, when the wall paper collected at the time of wallpaper re-work is discarded, And particularly toxic gas such as hydrogen chloride is generated by decomposition of vinyl when burning such as incineration or fire, and it has a great influence on environmental pollution.

As a result, in recent years, the development of environmentally friendly wallpaper of natural materials has actively been made, and one of them is disclosed in Korean Patent Registration No. 10-1382193.

However, in such a case, cracks may occur in the layer due to the thick paint depending on the wallpaper, or the paint may peel off from the nonwoven fabric There is a limitation in forming the coating layer as a thick layer and there is a difficulty in forming a pattern so as to give an esthetic feeling to the layer of the water-based coating layer formed on the nonwoven fabric with a predetermined thickness There has been a problem in the prior art.

Korean Patent Registration No. 10-1382193

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and it is an object of the present invention to provide a wallpaper in which a water-based paint is formed on a layer of a predetermined thickness on a nonwoven fabric so as to provide a three- A wallpaper pattern forming apparatus and a wallpaper pattern forming apparatus capable of maximizing a product's merchantability and market competitiveness by forming a water-based paint on a nonwoven fabric with a predetermined thickness and pattern by using a coater and a rotary screen, And to provide a wall-paper manufacturing apparatus equipped with the same.

The first embodiment of the wallpaper pattern forming apparatus of the present invention comprises a support plate for supporting the nonwoven fabric covered with the water-based paint to a predetermined thickness so as to pass continuously; A movable stage reciprocating in a predetermined angular range; And a rotating end supported by the distal end of the movable end to rotate the scraping protrusion; This is accomplished by engraving a regular pattern on the water-based paint on the nonwoven fabric through screching.

A second embodiment of the wallpaper pattern forming apparatus of the present invention comprises a support plate for supporting the nonwoven fabric covered with the water-based paint to a predetermined thickness so as to pass continuously; A support stage which linearly reciprocates in a lateral direction within a predetermined section; A rotating end supported by the supporting end to rotate the scraping projection; Can be achieved by engraving a regular pattern on the water-based paint on the nonwoven fabric through screching.

A third embodiment of the wallpaper pattern forming apparatus of the present invention comprises: a supporting roller which rotates by supporting a nonwoven fabric covered with a water-based paint at a predetermined thickness so as to pass continuously; A shape roller embossed in a predetermined pattern; And a lift device for elevating the shape rollers up and down so that the shape rollers rotate in contact with the receive rollers; It is achieved by engraving a regular pattern on a water-based paint on a nonwoven fabric.

In addition, the wallpaper producing apparatus provided with the pattern forming apparatus of the present invention is horizontally arranged vertically, and includes a lower roller rotatably supported at its both ends, an upper roller supported at its both ends in a non-rotatable manner, , Two side walls which are adjustable in mutual spacing along the longitudinal direction of the lower roller, and a bottom plate for accommodating the aqueous paint in a space formed together with the two side walls, A crotch portion for forming a layer of water-based paint in thickness; A wallpaper pattern forming apparatus according to any one of the first to third embodiments described above; A gravure printing apparatus; And a scraper arranged parallel to the inside of the hollow screen and scraping the water-based paint to a predetermined thickness inside the hollow screen, wherein the water-based paint is continuously supplied to the inside of the hollow screen, A rotary screen portion for further forming a layer of a water-based paint layer of a regular pattern; A thickness adjusting roller for adjusting the thickness of the coating layer while contacting with the settling roller, a coating roller for contacting the support roller and transferring the coating layer to the wallpaper, ≪ / RTI > And a drying chamber for drying the wallpaper, including a heat source and an exhaust fan.

While the present invention has been described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, The water-based paint is formed on the nonwoven fabric to have a predetermined thickness and pattern, thereby greatly improving the aesthetics of the environmentally friendly wallpaper, thereby maximizing the merchantability and market competitiveness of the product.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing a first embodiment of a wallpaper pattern forming apparatus of the present invention;
Fig. 2 is a view showing a second embodiment of a wallpaper pattern forming apparatus of the present invention. Fig.
3 is a view showing a third embodiment of a wallpaper pattern forming apparatus of the present invention,
4 is a schematic view showing a wallpaper producing apparatus provided with a pattern forming apparatus according to the present invention,
Fig. 5 is a view showing a cotter section in a wallpaper producing apparatus provided with a pattern forming apparatus of the present invention. Fig.
6 is a view showing a rotary screen unit in a wallpaper producing apparatus provided with a pattern forming apparatus of the present invention.
Figure 7 is a view of wallpaper produced by the apparatus of the present invention;
8 is a flowchart showing a manufacturing process for a water-based paint supplied to a crotch portion in a wallpaper producing apparatus provided with a pattern forming apparatus of the present invention,
Fig. 9 is a flowchart showing a manufacturing process for a water-based paint supplied to a rotary screen portion in a wallpaper producing apparatus provided with a pattern forming apparatus according to the present invention,
10 is a view showing a coating apparatus in a wallpaper making apparatus provided with a pattern forming apparatus of the present invention.

1 is a front view of a wallpaper pattern forming apparatus according to a first embodiment of the present invention. Fig. 1 (a) is a front view, and Fig. 1 (b) is a plan view.

2 (a) is a front view, FIG. 2 (b) is a plan view, and FIG. 2 (c) is a plan view showing a second embodiment of a wallpaper pattern forming apparatus according to the present invention. ) Is the right side view.

3 (a) is a front view, FIG. 3 (b) is a plan view, and FIG. 3 (c) is a plan view showing a third embodiment of the wallpaper pattern forming apparatus according to the present invention. Is a plan view of a modified example.

FIG. 4 is a schematic view showing a wallpaper producing apparatus provided with a pattern forming apparatus according to the present invention, FIG. 5 is a view showing a cotter section in a wallpaper producing apparatus provided with the pattern forming apparatus of the present invention, 5 (a) is a front view, and Fig. 5 (b) is a perspective view.

6 (a) is a front view of the rotary screen unit, and FIG. 6 (b) is a cross-sectional view of the hollow screen 310 of the wallpaper making apparatus equipped with the pattern forming apparatus of the present invention. 7 (a) and 7 (b) are actual photographs, and FIGS. 7 (c) to 7 (c) are actual photographs showing various examples. f) is a cross-sectional view.

Fig. 8 is a flowchart showing a manufacturing process for a water-based paint supplied to the crotch portion in the wallpaper making apparatus provided with the pattern forming apparatus of the present invention. Fig. 9 Fig. 10 is a view showing a coating apparatus in a wallpaper producing apparatus provided with a pattern forming apparatus of the present invention. Fig.

The specific structure or functional description presented in the embodiment of the present invention is merely illustrative for the purpose of illustrating an embodiment according to the concept of the present invention, and embodiments according to the concept of the present invention can be implemented in various forms. And should not be construed as limited to the embodiments described herein, but should be understood to include all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Meanwhile, in the present invention, the terms first and / or second etc. may be used to describe various components, but the components are not limited to the terms. The terms may be referred to as a second element only for the purpose of distinguishing one element from another, for example, to the extent that it does not depart from the scope of the invention in accordance with the concept of the present invention, Similarly, the second component may also be referred to as the first component.

Whenever an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, but it should be understood that other elements may be present in between something to do. On the other hand, when it is mentioned that an element is "directly connected" or "directly contacted" to another element, it should be understood that there are no other elements in between. Other expressions for describing the relationship between components, such as "between" and "between" or "adjacent to" and "directly adjacent to" should also be interpreted.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. It will be further understood that the terms " comprises ", or "having ", and the like in the specification are intended to specify the presence of stated features, integers, But do not preclude the presence or addition of steps, operations, elements, parts, or combinations thereof.

The wallpaper pattern forming apparatus of the present invention grasps an environmentally-friendly water-based paint on the nonwoven fabric 10 so that the layer 20 has a predetermined thickness and has a regular pattern before high-temperature drying. The apparatus includes the pattern forming apparatus 200 to continuously produce wallpaper having a regular pattern.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in Fig. 1, a first embodiment of a wallpaper pattern forming apparatus of the present invention comprises a support plate 210 for supporting the nonwoven fabric 10 covered with a water-based paint to a predetermined thickness so as to pass therethrough; A movable end 220 reciprocating in a predetermined angular range; And a rotating end (230) supported at the distal end of the movable end (220) to rotate the scraping protrusion (231); To engrave a regular pattern on the water-based paint on the nonwoven fabric 10 by scraping.

It is preferable that the nonwoven fabric 10 is a flame-retardant nonwoven fabric having an excellent effect in preventing fire. The water-based coating layer on the nonwoven fabric 10 is formed by the cocoon 100 described later. The paint layer is in a highly viscous liquid state prior to curing through high temperature drying.

The support plate 210 is preferably a plate-like element for supporting the nonwoven fabric 10 covered with the layer 20 of a predetermined thickness so that the environmentally-friendly water-repellent coating is continuously passed. The support plate 210 is preferably rigid and horizontal.

1, the nonwoven fabric 10 proceeds from right to left in the drawing.

A movable end 220 for reciprocating circular motion (for example, as a wiper device for a vehicle) is provided in the vicinity of such a support plate 210 within a predetermined angle range.

The movable stage 220 is reciprocally reciprocated within a predetermined angle range through a normal rotation of the drive motor (not shown) or a link mechanism.

A rotation end 230 is rotatably supported at the distal end of the movable end 220. [

The rotating end 230 rotates while supporting at least one of the scratching protrusions 231 on a predetermined radius. The rotating end 230 includes a driving motor (not shown), which is rotated by a driving source. And a rotating tip 230 of a ten-figure shape provided with the rotating shaft 231.

Of course, the rotating end 230 is not limited to a cross shape, but may be a cantilever shape provided with a single claw protrusion 231, a one-sided shape provided with two claw protrusions 231, It is also possible that a plurality of the projections 231 are radially provided.

At this time, the scraping projections 231 provided on the rotating end 230 protrude downward, and the scraping projections 231 are covered on the nonwoven fabric 10 continuously passing on the receiving plate 210 The layer 20 of the eco-friendly water-based paint having a predetermined thickness is scratched and engraved in a regular pattern.

The shape of the scraping protrusion 231 is not limited, but it is preferable that the scraping protrusion 231 has a rounded arc shape or a cone shape as shown in the drawing.

Here, it is possible to configure only one movable end 220 and a rotating end 230 on one of the support plates 210. However, as illustrated in FIG. 1 (b), two or more movable ends 220, And the rotating end 230 of the nonwoven fabric 10 are preferably constituted together so as to engrave the water-based paint over the entire width on the nonwoven fabric 10 passing therethrough with a relatively wide width.

In particular, when two or more movable ends 220 are provided, the plurality of movable ends 220 may be synchronized so that the same angle is always directed, and they may be synchronized with each other as shown in FIG. 1 (b) It is possible to engrave more various patterns on the water-based paint layer on the nonwoven fabric 10.

At this time, the rotation speed of the rotation end 230 and the rotation speed of the movable end 220 can be variably adjusted to further engrave various patterns.

Next, as shown in FIG. 2, the second embodiment of the wallpaper pattern forming apparatus of the present invention comprises a support plate 210 for supporting the nonwoven fabric 10 covered with a water-based paint to a predetermined thickness so as to pass therethrough, ; A supporting end 225 which linearly reciprocates in a lateral direction within a predetermined section; And a rotation end (230) supported by the support end (225) to rotate the rotation protrusion (231); To engrave a regular pattern on the water-based paint on the nonwoven fabric 10 by scraping.

At this time, the support plate 210 is a plate-like element that supports the nonwoven fabric 10 covered with the layer 20 of a predetermined thickness so that the environmentally-friendly water-repellent paint passes continuously toward the left side in the drawing, do.

Above the support plate 210, a support end 225 is provided which reciprocates linearly in a transverse direction within a section corresponding to a predetermined section, that is, the width of the nonwoven fabric 10 continuously passing through.

Here, the transverse direction means a direction corresponding to the width of the nonwoven fabric 10 in a direction perpendicular to the traveling direction of the nonwoven fabric 10.

The support end 225 is reciprocally and linearly reciprocated repeatedly in a horizontal direction within a predetermined section through a bridge 226 including known components such as a ball screw together with the normal rotation of the drive motor.

A rotation end 230 is rotatably supported at a lower portion of the support end 225.

The rotating end 230 rotates while holding at least one of the scratching protrusions 231 on a predetermined radius. The rotating end 230 is provided with a driving motor (not shown). In the drawing, four scratching protrusions 231 (10) -shaped rotating end 230 is illustrated.

At this time, the scraping projections 231 provided on the rotating end 230 protrude downward, and the scraping projections 231 are covered on the nonwoven fabric 10 continuously passing on the receiving plate 210 The layer 20 of the eco-friendly water-based paint having a predetermined thickness is scratched and engraved in a regular pattern.

The shape of the scraping protrusion 231 is not limited, but it is preferable that the scraping protrusion 231 has a rounded arc shape or a cone shape.

Here, it is possible to provide one bridge 226 on one foot plate 210 and configure only one support end 225 in such a bridge 226, but preferably two or more support ends 225 ), Thereby making it possible to engrave the water-based paint layer on the nonwoven fabric 10 passing therethrough with a relatively wide width.

2 (b), two or more bridges 226 are successively provided on one of the support plates 210 along the traveling direction of the wallpaper, and each of the bridges 226 is provided with two or more support stages 225 can be additionally constructed so that the first bridge 226 on the right side in the figure is primarily subjected to the engraving and the second bridge 226 on the left side in the drawing on the left side of the drawing passes the 2 The car may be embodied to be engraved.

In particular, when two or more bridges 226 are provided, the embossing is once again performed on the water-based paints once engraved, so that a wider variety of patterns can be engraved on the water-based paints on the nonwoven fabric 10.

At this time, the rotating speed of the rotating end 230 and the moving speed of the supporting end 225 may be varied to engrave more various patterns.

Next, as shown in FIG. 3, the third embodiment of the wallpaper pattern forming apparatus of the present invention is a pattern forming apparatus for a wallpaper, in which a water-based paint is applied to a supporting roller 240 )Wow; A shape roller 250 embossed in a predetermined pattern; And an elevating device (260) for elevating the shape rollers (250) up and down so that the shape rollers (250) rotate in contact with the receiving rollers (240); To engrave a regular pattern on the water-based paint on the nonwoven fabric (10).

At this time, the support roller 240 is preferably a roller that rotates by supporting the nonwoven fabric 10 covered with a predetermined thickness of the environment-friendly water-based paint so as to continuously pass therethrough, and is preferably rotated by a driving motor .

A shape roller 250 having a predetermined pattern embossed with the nonwoven fabric 10 interposed therebetween is rotatably provided on the upper part of the support roller 240. In the figure, the shape roller 250 ).

The rotation center of the shape roller 250 is positioned parallel to the support roller 240.

Although not illustrated, the shape rollers 250 may receive the rotational force of the receiving roller 240 by a power transmitting means such as a separate chain or a belt, and may frictionally couple with each other without a separate power transmitting means And may be rotated to come into contact with each other.

At this time, the height of the shape roller 250 is adjusted up and down by a separate elevating device 260 so as to be able to rotate in contact with the receiving roller 240.

Such a lifting device 260 may be a well-known cylinder that operates through pneumatic or hydraulic pressure, and may alternatively be constructed simply of an elastic body such as a coil spring.

Of course, it is also possible to use a gear mechanism to adjust the height of the elevating device 260 to be slightly up and down.

3 (b), the shape rollers 250 may be formed to have a width corresponding to the width of the nonwoven fabric 10, and may have a width as shown in FIG. 3 (c) It is also possible to arrange a plurality of narrow shape rollers 250 at predetermined intervals.

In addition, although not shown, it is also possible to sequentially arrange two or more shape rollers 250 along the traveling direction of the nonwoven fabric 10, Lt; / RTI >

Therefore, according to the first to third embodiments of the wallpaper pattern forming apparatus of the present invention, it is possible to move the scraping projections 231 on the environmentally friendly water-borne paint covered with the predetermined thickness on the nonwoven fabric 10 By rotating the shape roller 250 embossed with the pattern in contact therewith, the pattern of the regular pattern can be variously engraved, which has the advantage that the esthetics of the wallpaper to be manufactured can be greatly increased.

Next, as shown in Figs. 4 to 6 and Fig. 10, the wallpaper producing apparatus provided with the pattern forming apparatus of the present invention is horizontally arranged vertically and includes a lower roller 110 rotatably supported at both ends thereof, An upper roller 120 having both ends rotatably supported and a knife 121 protruding below the lower roller 110, two side walls 131 and 132 having mutually spaced intervals along the longitudinal direction of the lower roller 110, A layer 20 of water paint is applied to the continuously supplied nonwoven fabric 10 to have a predetermined thickness including a bottom plate 140 for allowing the aqueous paint to be accommodated in the space formed with the two side walls 131 and 132, A crotch portion 100 for forming a crotch portion; A wallpaper pattern forming apparatus (200) according to any one of claims 1 to 3; A gravure printing apparatus 300; A cylindrical hollow screen 410 through which a pattern is formed and rotated and water-based paint is continuously supplied to the interior of the hollow screen 410, and a water-based paint which is arranged parallel to the inside of the hollow screen 410, And a scraper (420) for scraping off the water-based paint layer (30) in a regular pattern; A thickness adjusting roller 520 for adjusting the thickness of the coating layer while contacting with the settling roller 510, a support roller 530, And a coating roller (540) for transferring the coating film to the wallpaper while rotating in contact with the coating device (500); And a drying chamber 600 including a heat source and an exhaust fan 610 for drying the wallpaper at a high temperature.

That is, the wallpaper producing apparatus provided with the pattern forming apparatus of the present invention has a crawler unit 100, the above-described pattern forming apparatus 200, a gravure printing apparatus 300, a rotary screen unit 400, A coating apparatus 500 and a drying chamber 600. [

In this case, it is possible to manufacture a wallpaper by using only the crotch part 100 → the drying chamber 600 or the crotch part 100 → the pattern forming device 200 → the drying chamber 600 .

The drying chamber 600 and the rotary screen unit 400 are connected to the drying chamber 600 and the gravure printing apparatus 300 through the drying chamber 600 and the rotary screen unit 400, The wallpaper may be formed in the order of the coating apparatus 500 and the drying chamber 600. Finally, the wallpaper produced through the various processes described above may be further passed through the coating apparatus 500 and the drying chamber 600, It means that the supply route of wallpaper can be changed according to the type of wallpaper to be manufactured.

First, in the present invention, the crotch part 100 forms an aqueous coating layer 20 having a predetermined thickness on the nonwoven fabric 10, and as shown in FIG. 5, the upper roller 120, the lower roller 110 ), And two side walls 131, 132 and a bottom plate 140.

At this time, the upper roller 120 and the lower roller 110 are arranged horizontally and vertically, and the lower roller 110 is rotatably supported at both ends thereof, and the upper roller 120 is rotatably supported at both ends thereof And a knife 121 protrudes from the bottom.

The rotation center of the upper roller 120 and the lower roller 110 is not located on a vertical line and the upper roller 120 is positioned slightly to the right in FIG. 5 (a) The knife 121 provided on the upper roller 120 is arranged to have a predetermined gap with the outer peripheral surface of the lower roller 110. [

Here, the upper roller 120 can be used to adjust the thickness of the water-based paint formed on the nonwoven fabric 10 by adjusting the fixing height thereof by a separate height adjusting device 122.

Accordingly, the nonwoven fabric 10 passes between the upper roller 120 and the lower roller 110 according to the rotation of the lower roller 110.

5 (b), two side walls 131 and 132 are provided along the longitudinal direction of the lower roller 110, and the two side walls 131 and 132 A bottom plate 140 is provided to accommodate the water-based paint in the space formed.

As a result, a water-based paint is continuously supplied to the space formed by the two side walls 131 and 132 and the bottom plate 140, and this water-based paint is guided by the rotation of the lower roller 110 A layer is formed by contacting the nonwoven fabric 10, and in particular, a layer having a constant thickness is formed by the knife 121 provided below the upper roller 120.

At this time, the side walls 131 and 132 can be adjusted in accordance with the width of the wallpaper to be manufactured.

Particularly, in the present invention, as shown in FIG. 8, the aqueous paint to be supplied to the crotch part 100 includes: (S10) injecting 3 to 8% by weight of water into the tank; 0.1 to 0.4 wt.% Of a defoaming agent, 0.1 to 0.4 wt.% Of a corrosion inhibitor, and 0.2 to 1.0 wt.% Of a surfactant in an amount of 0.1 to 0.3 wt.%, Stirring the mixture at a stirring speed of 500 to 1000 rpm for at least 10 minutes; Stirring the mixture at a stirring speed of 300 to 700 rpm for 10 minutes or more after adding 3 to 6% by weight of an acrylic modified emulsion, 22 to 28% by weight of an elastic emulsion binder and 0.2 to 1.2% by weight of a water- )Wow; (S40), stirring less than 6% by weight of pigment, 4 to 7% by weight of filler and 50 to 55% by weight of aggregate, stirring at a stirring speed of 300 to 700 rpm for 10 minutes or more; (Step S50) in which a thickener of less than 0.4% by weight or less than 1.0% by weight of water is added and stirring is performed for 5 minutes or more.

It is most preferred that the pigment is titanium oxide as a white pigment, the filler is calcium carbonate, and the aggregate is calcite or white silica selected from 50 to 70 mesh size.

The water-based coating material thus prepared is preferable for undercoating, and even if it is formed to have a predetermined thickness on the nonwoven fabric 10, it is highly flexible, so that cracks are not generated during winding or construction or peeling off from the nonwoven fabric 10 .

7 (c), when the layer 20 of the water-based coating material is formed on the nonwoven fabric 10, the nonwoven fabric 10 is transferred to the drying chamber 600, A wallpaper having one aqueous coating layer 20 can be manufactured.

When the nonwoven fabric 10 passes through the wallpaper pattern forming apparatus 200 according to the present invention in a state where the layer 20 of water-based paint is formed on the nonwoven fabric 10 in the crotch portion 100, It is possible to easily form various patterns of a regular pattern on the water-based paint layer covered with the water-based paint.

7 (a) and 7 (d), when the ink is sent to the drying chamber 600 to be described later in a state of passing through the crotch part 100 and the pattern formation device 200, A wallpaper having an aqueous paint layer 20 having a regular pattern engraved on the nonwoven fabric 10 may be produced.

7 (c) having one water-base coat layer 20, which is sent directly to the drying chamber 600 in the state where a layer of water-based paint is formed on the nonwoven fabric 10, It is also possible to supply a water-based paint layer having a regular pattern to the screen unit 400 to further form a laminate.

At this time, the rotary screen unit 400 includes a hollow screen 410, a scraper 420, and a driving roller 430.

The hollow screen 310 and the driving roller 430 are arranged in parallel to each other and rotate in contact with each other. Wallpaper is supplied from the lower side by the driving roller 430, (430).

6 (b), the hollow screen 410 is rotatably supported as shown in FIG. 6 (a) so as to have a pattern of a predetermined pattern passing through the circumferential surface of the hollow screen 410, Are continuously supplied.

At this time, the water-based paint is laminated and contacted with the nonwoven fabric 10 as shown in FIG. 7 (c) in a predetermined angular section of the hollow screen 410.

A scraper 420 is provided inside the hollow screen 410 to scrape off water paint to a predetermined thickness so as to have a predetermined thickness and a separate diaphragm 421 is provided so that the scraper 420, The water-based paint is supplied to the space between the nonwoven fabric layer 421 and the non-woven fabric 10, and a layer of a predetermined thickness is formed on the nonwoven fabric 10 by the scraper 420.

At this time, the thickness of the formed aqueous paint layer 30 will be determined by the thickness of the hollow screen 310.

As a result, as shown in Figs. 7 (b) and 7 (e), on the nonwoven fabric 10 (the lower right corner in Fig. 7 (b)) in the above- The layer 30 in which a water-based paint is secondarily layered on the rotary screen part 400 (in Fig. 7 (b)) is formed on the painted layer 20 (the dark part on the left side in Fig. The light portion on the left side).

In this case, as shown in FIG. 9, the aqueous paint to be supplied to the rotary screen unit 400 includes the step of injecting 3 to 8% by weight of water into the tank (S10); 0.1 to 0.4 wt.% Of a defoaming agent, 0.1 to 0.4 wt.% Of a corrosion inhibitor, and 0.2 to 1.0 wt.% Of a surfactant in an amount of 0.1 to 0.3 wt.%, Stirring the mixture at a stirring speed of 500 to 1000 rpm for at least 10 minutes; Stirring the mixture at a stirring speed of 300 to 700 rpm for 10 minutes or more after adding 2 to 6% by weight of an acrylic modified emulsion, 15 to 22% by weight of an elastic emulsion binder and 0.2 to 1.2% by weight of a water- )Wow; 2 to 10% by weight of pearl silver pigment or pearl gold pigment, 1 to 4% by weight of foamed pearlite and 55 to 70% by weight of white silica are added while stirring, followed by stirring at a stirring speed of 300 to 700 rpm for 10 minutes or more Step S45; (S55) of adding 0.1 to 0.4% by weight of a thickener or 0.2 to 1.0% by weight of water and stirring for 5 minutes or more.

The water-based paint prepared as described above is preferable for the top coat, and is intended to form a layer showing pearlescence for enhancing the esthetics with flexibility. The surface of the water-based paint is more smooth than the aqueous paint used for the above- And the clarity and the reflection brightness are high due to the pearl raw material.

After passing through the rotary screen unit 400, the water-based paint layer 30 formed by the rotary screen unit 400 is dried again by passing through the drying chamber 600, ).

Alternatively, after passing through the drying chamber 600 in a state where the gravure printing is simply performed on the nonwoven fabric 10 through the gravure printing apparatus 300, the resultant is supplied to the rotary screen unit 400, It is also possible to form the layer 30 by lamination.

Here, the gravure printing apparatus 300 is configured to perform a known thin film type gravure printing called a primer by using a general paint, and a detailed description thereof will be omitted.

In addition, a transparent coating layer may be additionally formed on the wallpaper prepared as described above through the coating apparatus 500.

As shown in FIG. 10, the coating apparatus 500 according to the present invention includes a settling roller 510 for depositing a coating liquid on the outer circumferential surface while being deposited on the coating liquid, A thickness adjusting roller 520 contacting the settling roller 510 and adjusting the thickness of the coating layer while rotating; And a coating roller 540 that contacts the support roller 530 and transfers the coating film to the wallpaper while rotating.

The coating apparatus 500 is horizontally disposed such that the settling roller 510, the thickness adjusting roller 520, the coating roller 540, and the support roller 530 sequentially contact and rotate.

First, the sedimentation roller 510 is provided so as to be partially immersed in the sedimentation tray 505 filled with the transparent coating liquid.

Accordingly, when the sedimentation roller 510 is rotated, a transparent coating layer 40 is formed on the outer peripheral surface of the sedimentation roller 510.

The thickness of the transparent coating film 40 formed on the outer circumferential surface of the sedimentation roller 510 is adjusted by the thickness adjusting roller 520 and is then regulated to a constant value. Is supplied between the roller 530 and the coating roller 540, and finally the transparent coating film 40 is transferred to the wallpaper.

The coating apparatus 500 is further provided with a brush roller 550 provided with a brush on its outer circumferential surface, and is in contact with the wallpaper formed with the transparent coating film 40 while rotating.

The brush roller 550 further regulates the thickness of the transparent coating film 40 so that the transparent coating residue dropped by the brush roller 550 is accumulated on the lower tray 560 , And the support tray 560 is detachable so as to collect and remove the deposited transparent coating debris.

By using the coating apparatus 500 as described above, it is possible to manufacture a wallpaper in which the transparent coating film 40 is formed as shown in FIG. 7 (f).

Lastly, the drying chamber 600 includes a heat source and an exhaust fan 610 to dry the wallpaper at a high temperature. The drying chamber 600 is a hermetically sealed space, guides the nonwoven fabric 10 into the inside thereof, And moisture in the drying chamber 600 is discharged to the outside through the exhaust fan 610 as shown in FIG.

The drying chamber 600 may be formed as one unit in the wallpaper producing apparatus of the present invention. For example, the drying chamber 600 may be a first drying chamber used after passing through the gravure printing apparatus 300, a crotch portion 100, A second drying chamber to be used after passing through the unit 400, and a third drying chamber to be used after passing through the coating unit 500, and the like.

Accordingly, in the wallpaper pattern forming apparatus of the present invention, the rotating end 230 having the scraping protrusion 231 formed thereon is rotated on the water-based paint covered on the nonwoven fabric 10 to a predetermined thickness, or the pattern roller 250 So that it is possible to easily engrave various patterns of regular patterns.

The wallpaper producing apparatus provided with the pattern forming apparatus of the present invention is characterized in that an eco-friendly water-based paint is primarily formed on the nonwoven fabric 10 through the crotch part 100 to a predetermined thickness, It is an advantage of the invention that it is possible to sequentially form water-based paints in a regular pattern.

In addition to this, various patterns can be added to the rotary screen unit 400 on the nonwoven fabric 10 subjected to well-known gravure printing, or the transparent coating film 40 can be added.

The above embodiment is an example for explaining the technical idea of the present invention specifically, and the scope of the present invention is not limited to the above-mentioned drawings or embodiments.

10: Non-woven fabric 20: Water-based paint layer formed as a coater part
30: water-borne paint layer formed by rotary screen part 40: transparent coating film
100: a crotch part 110: a lower roller
120: upper roller 121: knife
131, 132: side wall 140: bottom plate
200: pattern forming device 210:
220: moving end 225: supporting end
226: Bridge 230: Rotating end
231: Scraping protrusion 240: Support roller
250: shape roller 260: lifting device
300: Gravure printing apparatus 400: Rotary screen section
410: hollow screen 420: scraper
500: Coating apparatus 505: Precipitation tray
510: Settling roller 520: Thickness adjusting roller
530: Coating roller 540: Support roller
550: Brush roller 560: Support tray
600: drying chamber 610: exhaust fan

Claims (2)

A supporting roller for supporting and rotating the non-woven fabric in which the water-based paint is covered with a predetermined thickness so as to pass continuously;
A shape roller embossed in a predetermined pattern;
And a lift device for elevating the shape rollers up and down so that the shape rollers rotate in contact with the receive rollers;
Wherein a regular pattern is engraved on the water-based paint on the nonwoven fabric. A lower roller rotatably supported at both ends thereof and an upper roller rotatably supported at both ends thereof and having a knife protruding thereunder, and two sidewalls capable of adjusting mutual intervals along the longitudinal direction of the lower roller, And a bottom plate for accommodating the water-based paint in the space formed with the two side walls, the crotch portion forming a layer of water-based paint on the continuously supplied nonwoven fabric to a predetermined thickness;
A pattern forming apparatus of wallpaper according to claim 1;
A gravure printing apparatus;
And a scraper arranged parallel to the inside of the hollow screen and scraping the water-based paint to a predetermined thickness inside the hollow screen, wherein the water-based paint is continuously supplied to the inside of the hollow screen, A rotary screen portion for further forming a layer of a water-based paint layer of a regular pattern;
A thickness adjusting roller for adjusting the thickness of the coating layer while contacting with the settling roller, a coating roller for contacting the support roller and transferring the coating layer to the wallpaper, ≪ / RTI >
And a drying chamber for drying the wallpaper at a high temperature including a heat source and an exhaust fan.

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