JP2003326822A - Printing method for accessory and accessory produced by the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide is printing method for an accessory by which a highly decorative ink layer is formed on a material for the accessory and a highly decorative accessory produced by the method. <P>SOLUTION: The first ink 15 including a hologram ink and a screen printing ink is filled in a recess portion 12 of a body 11 having the recess portion 12. The first ink layer 15a is formed by drying the first ink 15. Next, the second ink 33 including the screen printing ink is applied on the first ink layer 15a. The second ink layer 33a is formed by drying the second ink 33. Third, the third ink 51 including the screen printing ink is applied on the second ink layer 33a. The third ink layer 51a is formed by drying the third ink 51. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for printing clothing accessories and the clothing accessories obtained thereby.

[0002]

2. Description of the Related Art Conventionally, as a material for an accessory such as a ring, it is required to have durability for wearing on the body and aesthetic appearance as a decorative material. Precious metals are mainly used. In order to further add decorativeness to the surface of the body of jewelry made from these materials, durability and aesthetics are required as well, so for example, semi-precious stones such as onyx are finely cut and It was done by fitting it into the material that becomes.

On the other hand, it is conceivable to directly print these materials to give them decorativeness, but the conventional printing method cannot form a decorative ink layer on the above materials. There was a problem. For this reason, in reality, there has been no directly printed accessory.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and a method for printing an accessory and a method for printing the accessory, which can form an ink layer having high decorativeness and excellent durability and aesthetics for the accessory. The object is to provide an obtained accessory.

[0005]

That is, the present invention according to claim 1 forms a concave portion on the surface of a main body containing a noble metal as a main material, and the concave portion is a paste containing a hologram ink and a screen printing ink. A step of forming a first ink layer by filling a first ink and drying, and a second ink layer by screen-printing a second ink containing a screen-printing ink on the first ink layer and drying. And a step of forming an accessory. According to this method, it is possible to form the highly decorative printing layer on the accessory without adversely affecting the highly decorative hologram ink.

According to a second aspect of the present invention, a third ink which contains a screen printing ink on the formed second ink layer and has a higher content ratio of the screen printing ink than the second ink is screened. The printing method for an accessory according to claim 1, further comprising the step of forming a third ink layer by printing and drying. As a result, the depression of the ink layer due to the evaporation of the solvent can be reduced, and the surface can be finished flat.

The present invention according to claim 3 further comprises a step of spraying the powder of the hologram ink onto the first ink after filling the first ink in the recess and before drying. It is the printing method of the accessory according to claim 1 or claim 2. Thereby, the hologram ink can be arranged at a high density, and its metallic decorative property can be emphasized.

The present invention according to claim 4 further comprises the step of forming a fine concavo-convex shape on the inner wall surface of the concave portion before filling the first ink. The method for printing an accessory according to item 1. Thereby, the ink layer can be strongly adhered to the inner wall surface of the recess.

According to a fifth aspect of the present invention, the first ink layer and the second ink layer are dried by warm air drying in a drying box at 50 ° C. to 65 ° C. and then left in the air at room temperature. The printing method for an accessory according to any one of claims 1 to 4, which is performed by the method. This makes it possible to strengthen the base material of the ink layer without adversely affecting the color tone of the hologram ink.

According to a sixth aspect of the present invention, a concave portion is formed on a surface of a main body containing a precious metal as a main material, and a first ink layer containing a hologram ink and a screen printing ink is formed under the concave portion. The upper layer is an accessory having a second ink layer made of screen printing ink. According to a seventh aspect of the present invention, a concave portion is formed on a surface of a main body containing a precious metal as a main material, and the concave portion is filled with a paste-like first ink containing a hologram ink and a screen printing ink. A step of forming a first ink layer by spraying a powder of the hologram ink on the ink and drying, and a step of screen-printing a second ink containing a screen-printing ink on the first ink layer and drying. And the step of forming the second ink layer according to step 1. The present invention according to claim 8 is the accessory according to claim 6 or claim 7, wherein the main body is a ring, a brooch, a pendant head, an earring, a piercing, a necklace, a bracelet, a cuff, or the like.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. FIG. 7 is a partial cross-sectional view showing an embodiment of an accessory that is printed by the method for printing an accessory according to the present invention.

Reference numeral 11 indicates the surface of the body of the accessory, and the main material thereof is a noble metal such as gold, platinum, or silver, and its overall shape is a ring, brooch,
Pendant head, earrings, earrings, necklaces,
There are bracelets and cuffs.

A recess 12 is formed on the surface of the main body 11,
Further, a fine concavo-convex portion 13 (concavo-convex is not shown) is formed on the inner wall of the concave portion 12. The recess 12 is formed, for example, by a method such as lost wax casting.
The precious metal material is simultaneously formed at the time of forming the ring or the like. The fine irregularities 13 are physically formed by a jewelry processing tool such as a router.

A first ink layer 15a is formed below the recess 12.
Are formed. The first ink layer 15a is composed of hologram ink and screen printing ink. Further, the hologram ink 16 is layered on the first ink layer 15a. Further, a second ink layer 33a is formed on the hologram ink 16.

Here, the holographic ink is obtained by subjecting a polyester molded body or an aluminum molded body to mirror finishing or laser engraving, and refers to a powdery ink having a function of irregularly reflecting light, for example, miracle color. Three
(Manufactured by Seiko Advance Co., Ltd.). Such a hologram ink is a metallic ink having various color tones such as red, green, brown, and black, and when used for the precious metal material, there is no discomfort and excellent decorativeness can be imparted.

Further, the screen printing ink is not particularly limited as long as it is a transparent screen printing ink in order to exert the decorative property of the hologram ink, and it is desirable that the ink itself has gloss. , Epilight ink (manufactured by Jujo Kako Co., Ltd.) and the like can be used.

The first ink constituting the first ink layer is, for example, 15% by weight of hologram ink, 75% by weight of epilite ink, and solvent 10 for epilite ink.
It contains the weight%. The second ink that forms the second ink layer contains, for example, 90% by weight of the screen printing ink and 10% by weight of the solvent for the epilite ink.

In FIG. 7, for convenience of explanation, the case where only the first ink layer, the hologram ink layer, and the second ink layer are formed in the recess 12 is shown, but as will be described later, on the second ink layer. It is also possible to further form a third ink layer in such a case, and in such a case, it is possible to make the surface flatter and to enhance durability, and to give decorativeness to the accessory. The third ink forming the third ink layer contains, for example, 95% by weight of epilite ink and 5% by weight of a solvent for the epilite ink.

Next, the printing method of the accessory according to the embodiment of the present invention will be described with reference to FIGS. 1 to 6. First, as shown in FIG. 1A, a fine rugged shape 13 is manually formed on the inner wall surface of the recess 12 formed on the surface of the main body 11 by using a jewelry processing tool such as a router. Form. By forming such fine irregularities 13, the ink layer can be strongly adhered to the inner wall of the recess 12. As a result, the durability of the ink layer can be improved. Although the depth of the recess 12 depends on the size of the main body 11, it is preferably about 0.5 mm at maximum in consideration of the durability of the ink and the convenience of work. If necessary, the surface of the main body 11 is plated.

Then, as shown in FIG. 1B, the main body 1
For example, the thickness of about 0.0
A curing tape 14 of about 3 mm is attached. This allows
It is possible to prevent the ink from adhering to the surface portion other than the concave portion 12.

Then, as shown in FIG. 1C, the recess 1
212 is filled with the first ink 15. As a filling method, for example, a method of filling with a syringe loaded with ink can be mentioned. As the first ink,
For example, a paste-like material containing 15% by weight of hologram ink, 75% by weight of epilite ink, and 10% by weight of a solvent for the epilite ink is used.

Then, as shown in FIG. 1D, the hologram ink powder 16 is dispersed on the first ink 15 (how). This makes the hologram ink first
Can be placed on the ink surface with a higher density,
It is possible to enhance metallic decorativeness with various color tones such as red, green, brown, and black. Then, the curing tape 14 is peeled off from the main body 11.

Next, as shown in FIG. 2, the body of the accessory is placed in a drying box 21 having only one surface opened, and warm air (arrow in the figure) is blown from the opening side to dry the first ink 15 with warm air. In such warm air drying, the drying time is set to about 5 hours, and the temperature in the drying box 21 is adjusted to be about 50 ° C. to 65 ° C., so that the temperature of the accessory body 11 is about 65 ° C. to 90 ° C. Can be dried in the range. By performing such warm air drying at low temperature for a long time, the base material of the ink layer can be cured without adversely affecting the color tone of the hologram ink. afterwards,
When the first ink 15 is left to stand in the air for about 12 hours and dried at room temperature, the first ink layer 1 as shown in FIG.
5a is formed. At this time, the first ink layer 15a is
As the solvent is removed, the surface of the main body 11 is recessed (here, about 0.1 mm).

Then, as shown in FIG. 3B, the main body 1
The second ink is screen-printed with the squeegee 32 by using the screen printing plate 31 having a plate masking the area other than the recess 12 of No. 1 and the first ink layer 15 of the recess 12.
The second ink 33 is placed on a. As the second ink,
For example, one containing 90% by weight of epilite ink and 10% by weight of solvent for epilite ink is used. Also,
At the time of screen printing, a curing tape having a thickness of about 0.04 mm is further attached to the region other than the recess 12 so as to prevent the ink from adhering to the region other than the recess 12, and peeled off after the printing.

Next, as shown in FIG. 4, the body of the accessory is placed in a drying box 21 having only one surface opened, and warm air (arrow in the figure) is blown from the opening side to dry the second ink 33 with warm air. The temperature in the drying box 21 is about 50 ° C to 6 ° C.
As in the above, the temperature is 5 ° C., the temperature of the body of the accessory is about 65 ° C. to 90 ° C., and the drying time is about 5 hours. After that, the second ink 33 is left to stand in the air for about 12 hours to dry at room temperature, which is also the same as the above. When dried at room temperature in this manner, the second ink layer 33a is formed as shown in FIG. At this time, the second ink layer 33
The amount of a is dented from the surface of the main body 11 by the amount of the solvent removed (here, about 0.05 mm).

If necessary, as shown in FIG. 5B, a screen printing plate 31 having a plate masking the area other than the recess 12 of the main body 11 is used, and a squeegee 32 is used.
Thus, the third ink is screen-printed, and the third ink 51 is placed on the second ink layer 33a of the recess 12. The third ink has a higher content ratio of the screen printing ink than the second ink 33. For example, the third ink contains 95% by weight of epilite ink and 5% by weight of the solvent for screen printing ink. When screen-printing the third ink, a curing tape having a thickness of about 0.04 mm is used as described above.

In addition, as shown in FIG. 6, the main body 11 is placed in a drying box 21 having only one surface opened, and warm air (arrow in the figure) is blown from the opening side to dry the third ink 51 with warm air. Here, the drying temperature and the drying time are the same as above, but after the warm air drying, it is preferable to leave the third ink 51 at room temperature by leaving it in the air for about 72 hours. As a result of such long-time room temperature drying, as shown in FIG.
The ink 51 is cured to form the third ink layer 51a. This completes the accessory.

In this case, the constitution of the ink layer is as follows: first ink layer 15a (hologram ink + epilite ink): hologram ink 16: second and third ink layers 33a, 5
1a = about 60% by weight: about 5% by weight: about 35% by weight.

In the present embodiment, the case where the epilight ink is applied twice with different densities is described, but the number of times may be appropriately changed depending on the depth of the recess 12. . By applying the screen printing ink a plurality of times in this manner, it becomes possible to obtain a flatter surface by making the depth of the ink layer in which the solvent evaporates and become recessed, and to obtain a solvent contained in the epilite ink. This is because it is possible to obtain a harder surface because the ratio of is decreased.

The overall shape of the main body 11 includes rings, broaches, pendant heads, earrings, piercings, necklaces, bracelets, cuffs, etc., each of which is endowed with long-term use as a highly decorative accessory. You can

The present invention is not limited to the above-mentioned embodiment, but can be modified in various ways. For example, the method of forming the fine concavo-convex portion and the method of filling the first ink in the above-described embodiment are not particularly limited. Further, the thickness of the curing tape, the components of each ink, the drying temperature and the drying time in the above-mentioned embodiment show one embodiment, and can be appropriately changed and implemented without departing from the scope of the present invention. Is.

[0032]

According to the present invention described above, a highly decorative printing layer is formed on the surface of the accessory body without adversely affecting the hologram ink which is highly decorative and has a metallic color tone and which does not feel uncomfortable with the precious metal material. Can be granted. Further, since the printing layer is formed flat and has excellent durability, it can be used as an accessory for a long period of time.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a step of forming a first ink layer in a method for printing an accessory according to an embodiment of the present invention.

FIG. 2 is a diagram for explaining a drying step when forming the first ink layer in the method for printing the accessory according to the embodiment of the present invention.

FIG. 3 is a cross-sectional view showing a step of forming a second ink layer in the printing method for the accessory according to the embodiment of the present invention.

FIG. 4 is a diagram for explaining a drying process when forming the second ink layer in the printing method for the accessory according to the embodiment of the present invention.

FIG. 5 is a cross-sectional view showing a step of forming a third ink layer in the method for printing jewelry according to the embodiment of the present invention.

FIG. 6 is a diagram for explaining a drying step when forming the third ink layer in the printing method for the accessory according to the embodiment of the present invention.

FIG. 7 is a cross-sectional view showing an accessory printed by the method for printing an accessory according to the embodiment of the present invention.

[Explanation of symbols]

11 ... accessory body, 12 ... concave part, 13 ... fine uneven part, 1
4 ... Curing tape, 15 ... 1st ink, 15a ... 1st ink layer, 16 ... Hologram ink, 21 ... Drying box,
31 ... Screen printing plate, 32 ... Squeegee, 33 ... Second ink, 33a ... Second ink layer, 51 ... Third ink,
51a ... Third ink layer.

Claims (8)

[Claims] 1. A first ink layer is formed by forming a concave portion on the surface of a main body containing a precious metal as a main material, filling the concave portion with a paste-like first ink containing a hologram ink and a screen printing ink, and drying the paste. And a step of forming a second ink layer by screen-printing a second ink containing a screen-printing ink on the first ink layer and drying the second ink layer. Printing method. 2. A third ink, which contains a screen-printing ink and has a higher content ratio of the screen-printing ink than the second ink, is screen-printed on the formed second ink layer, and then dried. The method further comprising the step of forming a third ink layer.
The method of printing the jewelry described. 3. The method according to claim 1, further comprising a step of spraying a powder of the hologram ink on the first ink after filling the concave portion with the first ink and before drying. The method of printing an accessory according to claim 2. 4. The method according to claim 1, further comprising the step of forming a fine concavo-convex shape on the inner wall surface of the concave portion before being filled with the first ink. How to print jewelry. 5. The first ink layer and the second ink layer are dried by warm air drying in a drying box at 50 ° C. to 65 ° C. and then room temperature drying in air. The method of printing an accessory according to any one of claims 1 to 4. 6. A main body containing a precious metal as a main material is provided with a concave portion on the surface thereof, and a lower layer of the concave portion comprises a first ink layer containing a hologram ink and a screen printing ink, and an upper layer comprising a screen printing ink. An accessory, comprising a second ink layer. 7. A concave portion is formed on a surface of a main body containing a precious metal as a main material, and the concave portion is filled with a paste-like first ink containing a hologram ink and a screen printing ink,
A step of forming a first ink layer by spraying a powder of the hologram ink on the first ink and drying, and a screen printing of a second ink containing a screen printing ink on the first ink layer, A step of forming a second ink layer by drying, the accessory according to claim 1. 8. The jewelry according to claim 6 or 7, wherein the main body is jewelry such as a ring, a brooch, a pendant head, an earring, a piercing, a necklace, a bracelet, and a cuff.