KR20180047852A - Manufacture Method of Metal containing Security Material Metal - Google Patents

Abstract

The present invention relates to a manufacturing method of metal containing a security material of a magnetic material, a fluorescent material, a stored light material, or amorphous metal, color pigments (organic or inorganic). Therefore, security characteristics applied to printed matter having the shape of a plane such as a conventional type or a film is applied to the inside of metal, a forgery can be prevented and authenticity can be checked through reinforcement of the security characteristics. More specifically, metal is used to protect an induced material contained therein in accordance with strength of a material to provide resistance to deformation with respect to an external environment. Moreover, the induced material is contained in the metal not to be easily left and damaged.

Description

TECHNICAL FIELD The present invention relates to a method for manufacturing a metal material containing a security material,

In the present invention, a security material such as a magnetic material, a fluorescent material, a phosphorescent material, an amorphous metal, a pigment (organic or inorganic) is inserted into a metal, and a security material is contained in the metal to prevent forgery and falsification, The present invention relates to a method of manufacturing a metal tag for security and a metal therefor.

The present invention relates to a method of manufacturing a metal containing various security substances therein, and conventionally, a magnetic substance, a fluorescent substance, a phosphorescent substance and a colored pigment are printed on paper or a surface on a paper surface to prevent forgery and falsification. In particular, magnetic materials, fluorescent materials, and colored pigments are mainly used in areas where security characteristics are required, and in the case of magnetism, they are applied to a technology capable of confirming authenticity through a dedicated magnetic recognition device. In addition, the fluorescent material is applied to a technique of printing a fluorescent material reacting at a specific wavelength, checking the applied printing pattern using an infrared lamp, preventing forgery and confirming authenticity. In addition, colored pigments have been applied to security printing by mixing with varnishes and the like on the surface of security materials that have excellent durability.

A technique for manufacturing an article for preventing forgery and falsification has been disclosed in Korean Patent Laid-Open Publication No. 2016-0081221 (a method for manufacturing an article including a metal part for preventing forgery, hereinafter referred to as prior art).

Conventionally, a method of manufacturing printed matter for the prevention of forgery and forgery is a method in which magnetic or fluorescent material, pigment, etc. are produced in powder form, mixed with printing varnish or the like to make ink, and printed on the surface of paper, As a way of confirming. However, when printing on a metal surface, there is a limitation in the application field due to the characteristic of being easily damaged or dropped by an external force. In addition, techniques such as extrusion have been used to mold metal, but they are heated by a high temperature in a preheating step during the extrusion process, so that a magnetic material, a fluorescent material, a phosphorescent material, an amorphous metal, There is a limit in forming a metal containing the metal.

Korean Patent Laid-Open Publication No. 2016-0081221 (a method for manufacturing an article including a metal part for preventing forgery)

Instead of printing a security material on a metal surface, the present invention can manufacture a metal tag including a variety of security materials in the metal itself to prevent forgery and falsification and to verify authenticity, so that the metal material itself has security characteristics.

The present invention relates to a method of manufacturing a metal containing a security material in a metal, comprising a charging step (S100) of charging a security material into a metal pipe, a swaging step (S110) of compressing the metal pipe, A drawing step S120 for reducing the sectional area of the compression-processed metal pipe, and a pressing step S130 for cutting and stamping the drawn metal pipe.

The filling step S100 may further include a filling step of filling the magnetic powder into the metal pipe and a sealing step of sealing the metal pipe so that the filled magnetic powder does not leak out, A printing step of printing the inked powder on the surface of the metal plate, a drying step of drying the powder printed on the surface, a step of drying the powder and the metal plate in the form of a roll, And a filling step (S100) may include an overlapping step in which a ribbon-like amorphous metal is overlapped on the metal plate, a superimposing step of overlapping the amorphous metal and the metal plate And a step of inserting the coiled workpiece into the metal pipe.

A method of manufacturing a metal containing a security material in a metal, the method comprising: a filling step (S200) of filling a magnetic powder into a metal pipe; a drawing step (S210) of drawing a filled powder to produce a drawing material; A second drawing step S230 for re-introducing the drawing material having passed through the lamination swaging step, and a processing step S240 for cutting and stamping the drawing material, ) Is also possible.

Further, in a metal containing a security material inside the metal, the metal is reacted by the sensor.

The present invention includes a security material such as a magnetic material, a fluorescent material, a phosphorescent material, an amorphous metal, and a colored pigment (oil / inorganic) in the interior of a metal to provide a security characteristic applicable only to a flat- It can be applied to the inside of metal material, and it can prevent forgery and verify authenticity by enhancing security characteristic.

In the case of a printed matter using paper, there is a feature that the printed layer is easily removed due to external environment or pollution, or is easily deformed when chemical substances are exposed. However, by using a metal material, By being protected, it is highly resistant to deformation against the external environment and is prevented from being easily dropped or damaged by being contained in the metal material.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a flow chart illustrating a manufacturing method according to an embodiment of the present invention. FIG.
FIG. 2 is a flowchart showing a manufacturing method according to another embodiment of the present invention. FIG.
3 is a flow diagram illustrating a charging step in accordance with an embodiment of the present invention.
FIG. 4 is a schematic view illustrating a process using powder filling according to an embodiment of the present invention; FIG.
5 is a schematic view showing a process using printing according to another embodiment of the present invention.
6 is a schematic view illustrating a process using an amorphous metal according to another embodiment of the present invention.
7 is a cross-sectional view schematically illustrating a metal security tag according to an embodiment of the present invention.

Hereinafter, the technical idea of the present invention will be described more specifically with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It should be understood that variations can be made.

Hereinafter, the technical idea of the present invention will be described more specifically with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the technical concept of the present invention, are incorporated in and constitute a part of the specification, and are not intended to limit the scope of the present invention.

 BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a metal material including various security materials in a metal, and a method of manufacturing a metal material by which a security material is filled in a metal to add security. As the material to be filled in the metal, a security material such as a magnetic material, a fluorescent material, a phosphorescent material, an amorphous metal powder, and a colored pigment (oil / inorganic) may be used. But is not limited thereto.

1 is a flowchart illustrating a method of manufacturing a metal material including a security material according to an embodiment of the present invention. Referring to FIG. 1, first, a charging step (S100) of charging a security material into a metal pipe is performed. The security material to be charged in the charging step S100 may be a magnetic powder, a fluorescent material, a phosphorescent material, a non-precision metal powder, a colored pigment or a mixture of these powders and a binder and a ribbon-like amorphous metal And the manufacturing method is changed according to each case. Therefore, the manufacturing method according to each of the above embodiments will be described later.

And a swaging step (S110) of compressing the metal pipe after the filling step (S100) of filling the security material into the inside of the metal pipe. The swaging step (S110) is a step of swaging the metal pipe so that the metal pipe can be inserted into the drawing die.

The metal pipe having undergone the swaging step (S110) is subjected to a drawing step (S120) in order to reduce the cross-sectional area. The metal pipe drawn in the drawing step S120 is subjected to a pressing step S130 in which the metal pipe is cut and pressed.

The metal material produced through the series of steps described above is reacted to a separate sensor and is confirmed by the sensor so that it can be authenticated by the metal.

In addition, the drawn metal material can be used as it is or can be rolled after it is cut, and can be processed for various applications. In addition, it is possible to mix and apply the binder (metal powder or polymer or mixture thereof) together with the powder to prevent the magnetic material in powder form from cutting, May vary depending on the exposure environment, and the content is not limited. In addition, the drawn material is heat-treated at a temperature of 200 ° C or less to prevent the security material from escaping when the security powder particles are bonded to each other by cutting or stamping.

As the material of the metal pipe for filling the metal, aluminum and aluminum alloy, copper and copper alloy are advantageous for processing, but Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, Pt And metals thereof, and a mixture of a plurality of different materials, and the like, but the present invention is not limited thereto. When the drawn metal pipe is laminated, fine protrusions are formed on the surface of the metal pipe through a surface washing process and a fine brushing process in order to increase the bonding force between the materials, or Zn, Sn, Ag, Au, It is also possible to increase the bonding force.

FIG. 3 is a flowchart illustrating various examples of the charging step S100 according to an embodiment of the present invention, which will be described in detail according to various embodiments of the charging step.

4, the charging step S100 is capable of charging powders containing or not containing a binder, fluorescence, phosphorescence, amorphous powder, etc. in the magnetic powder inside the metal pipe, according to an embodiment . FIG. 4 is a schematic view showing a process using a powder filling method according to an embodiment of the present invention. Referring to FIG. 4, the filling step of filling the security material powder into the metal pipe and the filling step of metal And a sealing step of sealing one end of the pipe. That is, the metal pipe filled with the security material is reduced in area through the shape rolling or drawing, the drawn metal pipe is cut and laminated, and the pattern is formed by repeated drawing as necessary.

As another embodiment of the filling step S100, as shown in FIG. 5, it can be manufactured by printing a security material powder on a metal surface. 5 is a schematic view illustrating a process using printing according to another embodiment of the present invention. Referring to FIG. 5, assuming that a metal plate to be manufactured is a single layer, a magnetic powder, a fluorescent powder, A phosphorescent powder, an amorphous alloy powder and a colored pigment powder are applied by a method such as printing or spraying to form two layers.

In the printing method, an inking step of mixing a security material powder and a varnish to print the magnetic powder (fluorescence, phosphorescence, amorphous alloy, colored pigment, etc.), a magnetic powder A drying step of drying the magnetic powder having passed through the printing step; a coiling step of coiling the dried metal plate and the magnetic powder on the metal plate in a roll form; And inserting the material produced in the coiling step into the metal pipe.

In addition, when a metal material is manufactured by a printing method, a plurality of the manufactured materials can be collected and re-inserted into another metal pipe in the form of a multi-core wire to perform repetitive drawing. In addition, Shape, and size can be changed, and a certain pattern can be implemented according to the stacking method, and various applications are possible through the number of times of drawing and the number of stacking. In particular, when a colored pigment is used, various color patterns can be realized according to various color combinations and lamination conditions.

The first layer of the metal material and the metal pipe material may be made of aluminum, an aluminum alloy, copper or a copper alloy, but may be made of Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, Pt, an alloy thereof, and a mixture of two or more different materials. However, the present invention is not limited thereto. The metal material including the security material manufactured as described above may include two security factors through the security of the material itself and the depression of the material itself by cutting and stamping through a precise metal mold.

In addition, it is possible to apply powders having security characteristics such as fluorescence (organic or inorganic), phosphorescence, colored (organic or inorganic) besides magnetic powders to the surface of one metal plate in the above manufacturing process by the same method, The range of the metal material of the layer, the magnetic powder material of the two layers, the kind and shape of the outer metal pipe material, the lamination method, and the like are not limited. In addition, it is possible to combine and print a material including the security material as well as a single material and a plurality of materials of different types or more. In another embodiment, a magnetic powder is first printed on a metal surface of one layer , It is possible to apply a material having a plurality of security characteristics to the surface of the metal material of one layer by printing a fluorescent pigment in a second order. The above method is merely an example, and a material having a plurality of security characteristics of two or more types can be applied through printing, and the range is not limited. The material produced as described above can be cut and formed into a pretreated form, and the material can be applied by pressing it.

That is, the magnetic powder is printed on the upper surface of the metal plate, and the material consisting of the magnetic powder is dried in the first layer and the second layer of the metal plate, and coiled in a roll form to be inserted into the metal pipe. After inserting the inserted metal pipe, the metal pipe is cut and collected, and the drawn metal pipe is inserted into the pipe to be cut

The material to be inserted into the metal pipe may be any powder having a security characteristic such as a fluorescent pigment (organic or inorganic), a phosphorescent pigment, an amorphous metal powder, a colored pigment (organic or inorganic) It is possible to embody a pattern by applying various lamination methods to a drawing material containing a characteristic, or to form a specific pattern through a composite structure, and it is also possible to simultaneously insert a security material having a plurality of security characteristics Do.

As another embodiment of the charging step S100, as shown in FIG. 6, a process using amorphous metal is possible. FIG. 6 is a schematic view showing a process using an amorphous metal according to another embodiment of the present invention. Referring to FIG. 6, an amorphous metal (EM) It is possible to manufacture a metal containing a security material so as to utilize a method of preventing forgery and falsification and confirming authenticity.

That is, a lamination step of overlapping two layers of ribbon-like amorphous metal on a single thin metal plate having a predetermined thickness, a coiling step of coiling the first and second layers of the overlapped material in a rolled shape, and a coiling step And inserting the coiled material into the metal pipe.

The metal thin plate and the metal pipe are made of aluminum or an aluminum alloy or a copper or a copper alloy which is advantageous for processing but is made of Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, And it is possible to apply various materials such as a combination of a plurality of materials and a variety of materials.

Further, in the method of overlapping the thin metal plate of one layer with the amorphous metal of two layers, the use of the metal thin plate and the amorphous metal overlappingly in the same size can be achieved by a method of arranging the amorphous metal only in a part of the metal thin plate of the first layer, Alternatively, it is also possible to arrange the thin metal plate of one layer and the amorphous metal of the two layers in a direction perpendicular to the direction of coiling, and to perform coiling. In addition, it is possible to apply a thin metal sheet of one layer and two layers of amorphous metal by winding them in the form of an oblique line.

In another embodiment of the present invention, in the method of manufacturing the metal tag, it is also possible to mix the security material and the metal powder, insert the metal material into a metal mold, and form the metal material into a button shape. The metal powder to be mixed with the security material may be a metal such as Al, Au, Zn, Sn, Mg, or an alloy of the above metals. However, the metal powder may be Ag, Cu, Nb, Ni, Ta, Ti, Fe, It is also possible to mix and process ceramic powders such as various oxides and nitrides. It is also possible to mix a single or a plurality of security substances with a metal powder, a ceramic or the like, and to prevent the powder from escaping by mixing the polymeric binder with the mixed material.

In addition, it is possible to further enhance the security effect by applying the security material in combination with a single or a plurality of materials.

In addition, it can be manufactured by a press-forming method by press-molding a metal mold or by an additional process such as MIM (Metal Injection Molding), PIM (Powder, Injection Molding) It is possible to manufacture a button-shaped metal security tag having a plurality of layers of a plurality of security substances by applying a double press or a double injection method.

In another embodiment of manufacturing a metal tag, it is also possible to insert a security material having magnetic or amorphous characteristics inside a non-magnetic metal, and confirm whether the security material is true or false by the sensor. In the above manufacturing method, a magnetic or amorphous material is placed on the surface of the non-magnetic first layer substrate to form a second layer, the non-magnetic metal of the third layer is superimposed on the surface of the formed second layer, It is also possible to manufacture a metal tag including a magnetic or amorphous security material in the inside by bonding and pressing the ring which restrains the outer shell.

The non-magnetic metal of the first layer and the third layer into which the security material is inserted may be a metal such as Al, Au, Zn, Sn, Mg, Ag, Cu, Nb, Ta, Materials such as alloys of the metals may be used as a single material or a plurality of materials, but are not limited thereto. In addition, it is possible to apply the magnetic material or the amorphous material alone or a mixture thereof by combining them in the security material to be inserted.

As another example of the above method, a method of manufacturing an amorphous metal may include a coiling step of coiling an amorphous metal in a ribbon phase (or a wire state) on the surface of the metal itself without performing an overlapping step, It is also possible to manufacture the metal pipe by inserting the material manufactured in the metal pipe. In the method of winding the amorphous metal on the ribbon on the surface of the metal rod as described above, it is possible to wrap the entire surface of the metal rod all at once. In addition, it is possible to coil the amorphous metal in the form of an oblique thread, and various changes in the coiling method and direction are possible, but are not limited thereto. The metal rod and the metal pipe are made of aluminum or an aluminum alloy or a copper or a copper alloy. However, the metal and the pipe are made of Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, Alloys, and a plurality of materials other than those described above may be used. However, the present invention is not limited thereto.

That is, after the amorphous metal is coiled to the metal bar, the coiled metal bar is inserted into the metal pipe and pulled out. The drawn material is cut and laminated and gathered in a metal pipe, and drawing is repeated as necessary to form a material.

2 is a flowchart illustrating a manufacturing method according to another embodiment of the present invention. Referring to FIG. 2, first, a magnetic powder filling step of filling a magnetic powder into a metal pipe is performed (S200). After the drawing step S210 of drawing out the metal pipe including the filled powder in the filling step S200, a lamination swaging step S220 of stacking and swaging a plurality of the drawn metal pipes in the form of multiple cores ). The material formed in the lamination swaging step S220 is again drawn out through the second drawing step S230 to draw the material to the required level, and the material drawn in the second drawing step S230 is cut The material is manufactured through step S240. The material produced through the series of processes can also be verified by the sensor.

As the material of the metal pipe for filling the metal, aluminum and an aluminum alloy, copper and a copper alloy are advantageous for processing, but Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, Pt, a metal thereof, or a mixture of a plurality of different materials, and the like. However, the present invention is not limited thereto.

In addition, when the drawn metal pipe is laminated in the form of a multi core wire, it is possible to express a certain pattern according to the lamination type. At this time, it is possible to express by applying a metal bar that does not contain magnetism and a drawn metal pipe to form a shape.

It is also possible to insert the drawn metal pipe as a whole, as well as partially insert the drawn metal pipe. It is also possible to make various thicknesses of the metal pipe after drawing and insert it by expressing the thickness of the metal pipe.

The cross-sectional shape of the drawn material can be variously shaped and sized such as circular, triangular, square, pentagonal, hexagonal, and polygonal, and various kinds of materials can be applied in more than one kind of material. As the material of the metal pipe, aluminum and aluminum metal, copper and copper alloy are advantageous for processing, but Ti, Nb, Fe, Ta, Zr, Ni, Pd, W, Au, Ag, Pb, Sn, Alloys, and various materials such as a mixture of two or more different materials. However, the present invention is not limited thereto.

In addition, the second drawing step (S230) may include an inserting step of inserting into the pipe having a larger diameter than the drawn material, the inserted drawn material and the pipe are subjected to a dimensional tolerance maintenance step A filling step of filling the space formed in the dimension tolerance holding step with a magnetic powder, a sealing step of sealing both ends of the pipe of the filling step, and a drawing step of drawing a sealed pipe to form a double structure or multiple structure The method may further include a step of cutting and then cutting the drawn material. In the above manufacturing process, it is possible to insert powder having security characteristics such as fluorescent pigment (including oil / inorganic), phosphorescent pigment, amorphous metal powder, colored pigment (oil / And the range of the kind or form of the material to be added is not limited.

In addition, it is possible to implement a pattern through various lamination methods or to form a specific pattern through a complex structure of the drawing material including the security characteristics, and it is possible to simultaneously insert materials having different security characteristics, And the range of the security material to be inserted is not limited.

In addition, the metal security tag manufactured by the above method can be inserted into various materials such as a polymer (plastic) part or a metal part, and can be used for manufacturing, and the authenticity can be confirmed through the security tag. In addition, the above-described utilization is merely illustrative, but not limited thereto.

As an example of a process manufactured using the security tag, it is possible to form a groove in the injection mold at the time of plastic injection, inserting a metal security tag therein, and inserting a metal security tag into the plastic part. In addition, in the method of inserting into a metal part, it is also possible to insert it into a metal part which is melted and cast at 1000 ° C or less, and to confirm whether the authenticity is confirmed by the sensor. In particular, most security materials are characterized in that their properties are shielded by the metal, but it is possible to maintain the characteristics even if the metal security tags are inserted into the metal.

A step of forming a groove in the casting mold and inserting the manufactured security tag into the groove so that the security tag can be inserted into the aluminum casting part using die casting; A step of injecting liquid aluminum dissolved at about 680 DEG C into the mold, a step of direct contact of the injected aluminum with the security tag, a step of bonding the molten aluminum and the metal tag by mutual reaction in the step, The parts are separated from the mold, and in the completion step, the aluminum parts including the metal tag are caused to react by the sensor, thereby confirming the authenticity of the parts.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

S100 to S130: A manufacturing method according to an embodiment of the present invention.
S200 to S240: A manufacturing method according to another embodiment of the present invention.

Claims (11)

A method of fabricating a metal containing a security material within a metal,
A charging step (S100) of charging the security material into the metal pipe;
A swaging step (S110) of compressing and processing the metal pipe;
A drawing step S120 for reducing the cross-sectional area of the compression-processed metal pipe; And
A step (S130) of cutting and stamping the drawn metal pipe;
The method comprising the steps of: providing a substrate;
The method of claim 1, wherein the charging step (SlOO)
A filling step of filling the security material into the metal pipe; And
And sealing the metal pipe so that the filled magnetic powder does not leak out.
The method of claim 1,
Wherein the material is a material selected from a magnetic material, a fluorescent powder, a phosphorescent powder, and an amorphous powder, or a mixture thereof.

The method of claim 1, wherein the charging step (SlOO)
An inking step of mixing the powder and the varnish to make them inkable for printing;
A printing step of printing the inked powder on the surface of the metal plate;
A drying step of drying the powder printed on the surface;
A coiling step of coiling the dried powder and the metal plate in a roll form; And
An inserting step of inserting the coiled material into the metal pipe;
Further comprising the steps of: forming a protective layer on the substrate;
The method of claim 1, wherein the charging step (SlOO)
An overlapping step of overlapping the amorphous metal on the ribbon with the metal plate;
A coiling step of coiling the superimposed amorphous metal and the metal plate; And
Inserting a coiled material into a metal pipe;
Further comprising the steps of: forming a protective layer on the substrate;
The method according to claim 1, wherein the drawing step (S120)
Wherein the method further comprises a step of cleaning the surface and a brushing process, and further comprising the step of forming protrusions on the surface of the metal pipe or plating a metal of Zn, Sn, Ag, Au, Ni or an alloy thereof. ≪ / RTI >
The method of claim 1,
Wherein the sensor material is reacted by a sensor. ≪ RTI ID = 0.0 > 8. < / RTI >
A method of fabricating a metal containing a security material within a metal,
A filling step (S200) of filling the magnetic powder inside the metal pipe;
A drawing step S210 of drawing the filled powder to produce a drawing material;
A lamination swaging step (S220) of laminating and then swaging the drawing material in the form of multiple cores;
A second drawing step (S230) of re-introducing the drawing material having undergone the lamination swaging step; And
A cutting step S240 of cutting and stamping the drawing material;
The method comprising the steps of: providing a substrate;
A method of fabricating a metal containing a security material within a metal,
A first step of stacking a security material on a non-magnetic substrate;
A second step of depositing a non-magnetic metal on the surface of the stacked security material; And
A third step of bonding the ring to the outside of the security material and then stamping the ring;
The method comprising the steps of: providing a substrate;
10. The method of claim 9,
Magnetic material, or amorphous metal. The method of manufacturing a metallic material according to claim 1,
10. The method of claim 9, wherein the substrate top and the non-
A metal selected from among Al, Au, Zn, Sn, Mg, Ag, Cu, Nb, Ta and Ti or a plurality of metals selected from Al, Au, Zn, Sn, Mg, Ag, Cu, Wherein the metal material is a mixed metal.

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