TWM608437U - Rolling type ultraviolet curing device - Google Patents

Abstract

A rolling type ultraviolet light curing device includes a first roller, a first ultraviolet light source and a second roller. The first roller is hollow. The first ultraviolet light source is arranged inside the first drum. The second roller is adjacent to the first roller. Wherein, there is a substrate between the first roller and the second roller, the upper surface of the substrate is coated with ultraviolet curing paint, the first roller and the second roller are in contact with the substrate, and the first ultraviolet light source is in contact with the substrate toward the first roller The position of the irradiation. Pressing the substrate through the first roller and the second roller can effectively remove air during the curing of the UV-curable coating, so as to enhance the UV-curing effect.

Description

Rolling type ultraviolet light curing device

This creation is related to a UV curing device, especially a rolling type UV curing device.

The ultraviolet curing device using ultraviolet light emitting diodes can achieve lower power consumption, but still needs to overcome the problem of oxygen inhibition. However, the existing ultraviolet light curing device still cannot provide effective solutions to the above-mentioned problems, resulting in that the ultraviolet light curing quality of the existing ultraviolet light curing device cannot be effectively improved.

In addition, since a closed environment cannot be created in the UV curing process, it is impossible to create a vacuum environment unless the entire working space is in a vacuum environment, and the formation of a vacuum environment will greatly increase the cost, which is not cost-effective.

According to an embodiment of the invention, the invention proposes a rolling type ultraviolet curing device, which includes a first roller, a first ultraviolet light source, and a second roller. The first roller is hollow. The first ultraviolet light source is arranged inside the first drum. The second roller is adjacent to the first roller. Wherein, there is a substrate between the first roller and the second roller, the upper surface of the substrate is coated with ultraviolet curing paint, the first roller and the second roller are in contact with the substrate, and the first ultraviolet light source is in contact with the substrate toward the first roller The position of the irradiation. .

According to another embodiment of the invention, the invention proposes a rolling type ultraviolet curing device, which includes a first roller, a first ultraviolet light source, and a second roller. The first ultraviolet light source is arranged on one side of the first roller. The second roller is adjacent to the first roller. Wherein, there is a substrate between the first roller and the second roller, the upper surface of the substrate is coated with ultraviolet curing paint, the first roller and the second roller are in contact with the substrate, and the first ultraviolet light source is in contact with the substrate toward the first roller The position of the irradiation.

The rolling UV curing device of this invention can have one or more of the following advantages:

(1) In an embodiment of this creation, the roller UV curing device can move the substrate (the object to be printed) through two rotating rollers, and can be set in the substrate when the substrate is pressed by the two rollers The ultraviolet light source in a drum irradiates the substrate to cure the ultraviolet curing coating on the substrate, so the air (oxygen) can be effectively eliminated when the ultraviolet curing coating is cured, so that the ultraviolet curing effect can be significantly improved.

(2) In an embodiment of this creation, the rolling ultraviolet curing device can move and press the substrate through two rotating rollers, and can cure the ultraviolet light on the substrate through the ultraviolet light source arranged in one of the rollers. Coatings, so the curing process can be carried out quickly and effectively, so that the production efficiency is greatly improved.

(3) In an embodiment of this creation, the rolling ultraviolet curing device can be realized through the integrated structure of two rollers, so the structure can be greatly simplified, so the volume of the rolling ultraviolet curing device can be greatly reduced and Reduce the manufacturing cost of the roller UV curing device.

(4) In an embodiment of this creation, the roller surface of the roller UV curing device can be provided with a transparent film with micron-level concave-convex micro-pattern structure, so that it can be embossed and light-cured on the printed product. The pattern makes the printed product produce anti-counterfeiting or illusion visual effects due to the different reflection of light due to the uneven surface, which is more widely used.

The following will refer to the related drawings to illustrate the embodiments of the rolling UV curing device created by this invention. For the sake of clarity and convenience of the drawings, the sizes and proportions of the components in the drawings may be exaggerated or reduced. To present. In the following description and/or the scope of the patent application, when an element is referred to as being “connected” or “coupled” to another element, it can be directly connected or coupled to the other element or an intervening element may be present; and when referring to an element When "directly connected" or "directly coupled" to another element, there is no intervening element, and other words used to describe the relationship between elements or layers should be interpreted in the same way. To facilitate understanding, the same elements in the following embodiments are described with the same symbols.

Please refer to Figure 1, which is a structural diagram of the roller UV curing device of the first embodiment of this creation. As shown in the figure, the rolling ultraviolet curing device 1 includes a first roller 11, a second roller 12, a first ultraviolet light source 13 and a supporting plate 14.

The first roller 11 is hollow. In one embodiment, the material of the first roller 11 can be made of transparent material, such as glass, plastic (such as PET) or other similar materials.

The first ultraviolet light source 13 is disposed inside the first drum 11. Wherein, the first ultraviolet light source 13 may include a reflective reflector, a reflector or other similar elements to reflect the light generated by the light source; the first ultraviolet light source 13 may also include a concave-convex mirror, an aspherical mirror or other similar elements to allow the light source to pass through The above-mentioned elements emit light; the first ultraviolet light source 13 may also include any one or a combination of any two or more of a reflective reflector, a reflective mirror, a concave-convex mirror, and an aspherical mirror. In one embodiment, the first ultraviolet light source 13 may be an ultraviolet light emitting diode array; in another embodiment, the first ultraviolet light source 13 may also be an ultraviolet mercury lamp or other similar light sources.

The second roller 12 is arranged under the first roller 11 and is adjacent to the first roller 11. In one embodiment, the material of the second roller 12 can be glass, plastic (such as PET), silicone, silicone, rubber or other similar materials. When the rolling ultraviolet curing device 1 is started, the rotation direction C1 of the first roller 11 is opposite to the rotation direction C2 of the second roller 12 to push the substrate S to move.

Between the first roller 11 and the second roller 12 there is a substrate S (that is, the object to be printed). The substrate S is set on the pallet 14 to support both sides of the substrate S, and the upper surface of the substrate S is coated with UV curing Coating Ct. In one embodiment, the material of the substrate S may be paper, plastic, metal, glass, leather or other similar materials, and the UV curable coating Ct may be varnish, photopolymer, adhesive (Adhesive) Or other similar materials.

The pallet 14 has a hollow P in the center, and the first roller 11 and the second roller 12 pass through the hollow P while contacting the substrate S and pressing the substrate S. In addition, the first ultraviolet light source 13 arranged in the first roller 11 irradiates toward the position where the first roller 11 contacts the substrate S.

When the roller UV curing device 1 is activated, the first roller 11 and the second roller 12 rotate at the same time, so that the substrate S moves in the direction of the arrow D. In the process of moving, the first roller 11 and the second roller 12 can press the substrate S, and the part of the substrate S pressed by the first roller 11 and the second roller 12 is also pressed by the first ultraviolet The light from the light source 13 shines. Since the part of the substrate S pressed by the first roller 11 and the second roller 12 has been pressed together, the nearby air (oxygen) has been removed, and the first roller 11 and the second roller 12 can be pressed together at the same time. Provide proper pressure, so that the ultraviolet curable coating Ct of this part of the substrate S can be cured effectively. Therefore, the UV curing effect of the roller UV curing device 1 can be effectively improved, and at the same time, the production efficiency can be improved.

In addition, since the roller UV curing device 1 can be realized through the integrated structure of two rollers, the structure can be greatly simplified, so the volume can be greatly reduced and the manufacturing cost can be reduced.

Please refer to Figure 2, which is a structural diagram of the roller UV curing device according to the second embodiment of this creation. As shown in the figure, the rolling ultraviolet curing device 2 includes a first roller 21, a second roller 22, a first ultraviolet light source 23 and a supporting plate 24.

The difference from the first embodiment is that the first ultraviolet light source 23 is arranged on one side of the first roller 21. Similarly, the second roller 22 is adjacent to the first roller 21; the materials of the first roller 21 and the second roller 22 can be glass, plastic (such as PET), silicone, silicone, rubber or other similar materials. Similarly, the first ultraviolet light source 13 may also include any one or a combination of any two or more of a reflective reflector, a reflective mirror, a concave-convex mirror, and an aspherical mirror.

Between the first roller 21 and the second roller 22 there is a substrate S (that is, the object to be printed). The substrate S is arranged on the pallet 24 to support both sides of the substrate S, and the upper surface of the substrate S is coated with ultraviolet light curing Coating Ct.

The pallet 24 has a hollow P in the center, and the first roller 21 and the second roller 22 contact the substrate S through the hollow P and press the substrate S at the same time, and the first ultraviolet light source 23 is arranged on one side of the first roller 21 It is irradiated toward the position where the first roller 21 is in contact with the substrate S. The irradiation angle of the first ultraviolet light source 23 may be 30°-60°, for example, 45°, and the irradiation angle of the first ultraviolet light source 23 may be adjusted according to actual requirements to achieve the best effect.

The rolling ultraviolet curing device 2 of this embodiment can also achieve similar effects to the first embodiment. When the roller UV curing device 2 is activated, the first roller 21 and the second roller 22 rotate at the same time, so that the substrate S moves in the direction of the arrow D. During the movement, the first roller 21 and the second roller 22 can press the substrate S, and the part of the substrate S pressed by the first roller 21 and the second roller 22 is set in the first immediately after being pressed. The first ultraviolet light source 23 on one side of the drum 21 is irradiated with light. Since the part of the substrate S pressed by the first roller 21 and the second roller 22 has been pressed together, the nearby air (oxygen) has been removed, and the first roller 21 and the second roller 22 can be pressed together at the same time. Provide proper pressure, so that the UV curable coating Ct on this part of the substrate S can also be cured effectively.

Please refer to Figure 3, which is a structural diagram of the roller UV curing device of the second embodiment of this creation. As shown in the figure, the rolling ultraviolet curing device 3 includes a first roller 31, a second roller 32, a first ultraviolet light source 33 a and a support plate 34.

The above-mentioned components are the same as those in the first embodiment, so they will not be repeated here. The difference from the first embodiment is that the rolling ultraviolet curing device 3 not only includes a first ultraviolet light source 33a arranged in the first drum 31, but also includes a second ultraviolet light source 33b arranged on one side of the first drum 31 ; Therefore, the rolling UV curing device 3 is a hybrid structure that has the characteristics of the first embodiment and the second embodiment at the same time.

When the roller UV curing device 3 is activated, the first roller 31 and the second roller 32 rotate at the same time, so that the substrate S moves in the direction of the arrow D. In the moving process, the first roller 31 and the second roller 32 can press the substrate S; the part of the substrate S pressed by the first roller 31 and the second roller 32 is pressed by the first ultraviolet light source at the same time. 33, and the part of the substrate S pressed by the first roller 31 and the second roller 32 can be immediately emitted by the second ultraviolet light source 33b arranged on one side of the first roller 31 after being pressed. The light shines again. Since the part of the substrate S pressed by the first roller 31 and the second roller 32 has been pressed together, the nearby air (oxygen) has been removed, and the first roller 31 and the second roller 32 can be pressed together at the same time. Provide proper pressure, so that the UV-curable coating Ct on this part of the substrate S can be cured more effectively.

In addition, the roller surface of the roller UV curing device 3 can be provided with a transparent film (not shown in the figure) with a micron-level concave-convex micro-pattern structure, so that it can be imprinted and light-cured on the printed product. pattern. Therefore, when light is irradiated on the substrate S, it will produce refraction or reflection, so that the substrate S can provide an anti-counterfeiting effect and/or a magical visual effect, which can provide an effect similar to an anti-counterfeit label. As the substrate S is different, different anti-counterfeiting and/or illusion visual effects can also be produced.

In summary, according to the embodiment of the present creation, the roller UV curing device can move the substrate (the object to be printed) through two rotating rollers, and can be set in the substrate when the two rollers are pressed together The ultraviolet light source in a drum irradiates the substrate to cure the ultraviolet curing coating on the substrate, so the air (oxygen) can be effectively eliminated when the ultraviolet curing coating is cured, so that the ultraviolet curing effect can be significantly improved.

In addition, according to the embodiment of the present invention, the roller UV curing device can move and press the substrate through two rotating rollers, and can cure the UV curing coating on the substrate through the ultraviolet light source arranged in one of the rollers. Therefore, the curing process can be carried out quickly and effectively, and the production efficiency can be greatly improved.

In addition, according to the embodiment of the invention, the rolling ultraviolet curing device can be realized through the integrated structure of two rollers, so the structure can be greatly simplified, so the volume of the rolling ultraviolet curing device can be greatly reduced and the rolling pressure can be reduced. Type UV curing device manufacturing cost.

In addition, according to the embodiment of the present invention, the roller surface of the roller UV curing device can be provided with a transparent film with micron-level concave-convex micro-pattern structure, so that it can imprint and light-curing various patterns on the printed product. The printed products can produce anti-counterfeiting or illusion visual effects due to the different reflection of light due to the uneven surface, which is more widely used.

It can be seen that this creation has indeed achieved the desired enhancement effect under the breakthrough of the previous technology, and it is not easy to think about by those who are familiar with the art. Its progressiveness and practicality show that it has met the requirements for patent application. I filed a patent application in accordance with the law, and I implore your office to approve this new patent application, to encourage creation, and to feel good.

The above description is only illustrative, and not restrictive. Any other equivalent modifications or changes that do not depart from the spirit and scope of this creation should be included in the scope of the attached patent application.

1, 2, 3: Rolling UV curing device 11, 21, 31: the first roller 12, 22, 32: second roller 13, 23, 33a: the first UV light source 33b: second ultraviolet light source 14, 24, 34: Pallet S: substrate Ct: UV curing coating P: Hollow D: Arrow C1, C2: rotation direction

Figure 1 is a structural diagram of the roll-on UV curing device of the first embodiment of this creation.

Figure 2 is a structural diagram of the roller UV curing device of the second embodiment of the creation.

Figure 3 is a structural diagram of the roll-on UV curing device of the third embodiment of this creation.

1: Rolling UV curing device

11: The first roller

12: The second roller

13: The first UV light source

14: Pallet

S: substrate

Ct: UV curing coating

P: Hollow

D: Arrow

C1, C2: rotation direction

Claims (21)

A rolling type ultraviolet light curing device, which contains: A first roller, which is hollow; A first ultraviolet light source, which is arranged inside the first roller; A second roller, which is adjacent to the first roller; Wherein, there is a substrate between the first roller and the second roller, the upper surface of the substrate is coated with an ultraviolet curing paint, the first roller and the second roller are both in contact with the substrate, and the first ultraviolet The light source illuminates the position where the first roller contacts the substrate. The rolling type ultraviolet curing device according to claim 1, wherein the first ultraviolet light source includes any one or a combination of any two or more of a reflective reflector, a reflector, a concave-convex mirror, and an aspherical mirror. The rolling type ultraviolet curing device according to claim 1, further comprising a second ultraviolet light source, the second ultraviolet light source being arranged on one side of the first roller and irradiating toward the position where the first roller is in contact with the substrate . The rolling type ultraviolet curing device according to claim 3, wherein the second ultraviolet light source includes any one or a combination of any two or more of a reflective reflector, a reflector, a concave-convex mirror, and an aspherical mirror. The rolling ultraviolet curing device according to claim 1, further comprising a supporting plate for supporting two sides of the substrate. The rolling ultraviolet curing device according to claim 1, further comprising a transparent film, which is arranged on the surface of the first roller, and the transparent film has a concave-convex microstructure pattern. The rolling ultraviolet curing device according to claim 6, wherein the concave-convex microstructure pattern of the transparent film has a micron-level pattern. The rolling ultraviolet curing device according to claim 1, wherein the material of the first roller is glass or plastic. The rolling ultraviolet curing device according to claim 1, wherein the material of the second roller is glass, plastic, silicone, silicone or rubber. The rolling type ultraviolet curing device according to claim 1, wherein the ultraviolet curing coating is varnish, photopolymer or adhesive. The rolling ultraviolet curing device according to claim 1, wherein the material of the substrate is paper, plastic, metal, glass or leather. A rolling type ultraviolet light curing device, which contains: A first roller; A first ultraviolet light source arranged on one side of the first roller; A second roller, which is adjacent to the first roller; Wherein, there is a substrate between the first roller and the second roller, the upper surface of the substrate is coated with an ultraviolet curing paint, the first roller and the second roller are both in contact with the substrate, and the first ultraviolet The light source illuminates the position where the first roller contacts the substrate. The rolling ultraviolet curing device according to claim 12, wherein the first ultraviolet light source includes any one or a combination of any two or more of a reflective reflector, a reflector, a concave-convex mirror, and an aspherical mirror. The rolling ultraviolet curing device according to claim 12, further comprising a second ultraviolet light source, the first roller is hollow, and the second ultraviolet light source is disposed inside the first roller and faces the first roller The position in contact with the substrate is illuminated. The rolling type ultraviolet curing device according to claim 14, wherein the second ultraviolet light source includes any one or a combination of any two or more of a reflective reflector, a reflector, a concave-convex mirror, and an aspherical mirror. The rolling ultraviolet curing device according to claim 12 further includes a supporting plate for supporting two sides of the substrate. The rolling ultraviolet curing device according to claim 12, further comprising a transparent film disposed on the surface of the first roller, and the transparent film has a concave-convex microstructure pattern. The rolling ultraviolet curing device according to claim 17, wherein the concave-convex microstructure pattern of the transparent film has a micron-level pattern. The rolling ultraviolet curing device according to claim 12, wherein the material of the first roller and the second roller is glass, plastic, silicone, silicone or rubber. The rolling ultraviolet curing device according to claim 12, wherein the ultraviolet curing coating is varnish, photopolymer or adhesive. The rolling ultraviolet curing device according to claim 12, wherein the material of the substrate is paper, plastic, metal, glass or leather.

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