KR100939240B1 - Micro Molding Mascara Brush - Google Patents

Abstract

In the present invention, in forming the body and brush molded parts integrally using a soft soft resin material, by forming a deep reinforcing material in the center of the body, it is possible to firmly support the support to be coupled to the handle, with a soft feeling and simple A micro mold mascara brush that can be designed, comprising: a mascara brush formed radially around a body for applying a mascara liquid to an eyebrow, wherein the body and the brush molding part are integrally injected, and the brush The mold forming part is characterized in that the injection molding to a thickness of 0.01 ~ 0.2mm using a micro mold.

The present invention greatly improves the usability and absorbency of the mascara brush, greatly shortens the manufacturing process of the brush, reduces manufacturing costs, enables the manufacture of various shapes, and has an advantageous effect on product design.

Micro mould, mascara, brush, mo

Description

Micro Molding Mascara Brush

The present invention relates to a mascara brush.

In general, mascara is a kind of cosmetics used by women to apply mascara liquid of various colors on the eyelashes to enhance the aesthetics of the eyes. The mascara is largely composed of a container in which the mascara liquid is stored, a handle for opening and closing the container, a rod-shaped bar stick protruding from the lower part of the handle, and a brush formed in the brush bar. Alternatively, the mascara liquid is applied to the brush by separation.

In particular, the mascara brush formed as described above has a volume (volune: effect of making the eyebrows look rich) and curl (Curl: end of the eyebrows) to be rolled up depending on the length and shape of the hair. It is produced for various functions such as Long lash (Long lash) and Clean (Long lashes).

Conventionally used mascara brushes usually have a certain length of brush heads sandwiched between two strands of wire, twisted a certain number of times in a threaded shape, and the cross section is round, triangular or scalloped with respect to the center wire axis. It is manufactured to have a shape, and the effect of volume, curl, long lash or clean on the cross-sectional shape of the brush can be obtained, respectively.

The basic role of the mascara brush is to be excellent in the combing effect by the brush so that the viscous mascara liquid is evenly applied to the eyelashes and the eyelashes are not entangled with each other. The amount of mascara liquid is radiated between the hairs to give a sense of volume to the eyelashes, but due to the viscosity of the mascara fluid, the eyelashes are agglomerated to clean the eyelashes using a separate organizing device or the mascara liquid There is a discomfort to erase and re-make.

1 is a front view illustrating a state in which a coating brush and a cleaning brush are separated as a mascara brush according to the prior art, and FIG. 2 shows a front view of another type of mascara brush according to the prior art.

As shown in the drawing, the application brush 3 is a means for receiving and applying mascara liquid to the eyelashes, and the application brush 3 is folded at the center of a plurality of hairs 31 having a predetermined length. After interposing in the orthogonal direction between the wires in a state, when the wire is twisted a predetermined number of times in a spiral, the wools 31 are radially fixed to the wire shaft 21 formed by the twisting of the wires.

In addition, one side vertical direction of the coating brush 3 is formed by cutting the hair 31 in a fixed state by the wire shaft 21. Then, the coating brush (3) formed as described above is fixedly coupled to the lower portion of the brush rod to be integral with the brush rod.

The grooming brush 4 is a means for cleaning the eyelashes in which the mascara liquid is buried by the application brush 3, and a comb 42 having a comb form protrudes outward from the holder 41. .

The fixing table 41 is for fixing the comb 42 to the cutout portion 32 of the coating brush 3, and is formed in the same circumference as the circumference of the outer circumferential surface of the brush bar, the coating brush (3) It is formed in the same or slightly longer length than the wire shaft 21 protruding to the lower portion of the rod to be integral with.

In addition, an upper end of the fixing stand 41 has a fitting hole 44 formed to insert the wire shaft 21 so that the fixing stand 41 is integrated with the application brush 3, and a lower end of the fixing stand 41 is formed. Since the fitting groove 43 is formed so that the lower end of the 21 is inserted and fixed, the holder 41 is to be located in the cutting portion 32 formed between the hair 31 of the application brush 3, Between the fitting hole 44 and the fitting groove 43 of the holder 41 is supported by the side wall 45 so that the holder 41 is formed in the '' 'shape and the cross-sectional shape of the cutting portion 32 It is formed in the shape of a fan to correspond to the shape of.

The comb 42 is formed to protrude in the form of a single comb in the vertical direction to the outer peripheral surface of the side wall 45 of the holder 41, to comb the eyelashes, the comb 42 of the application brush (3) The hair 31 is branched in the vertical direction of the side wall 45 by a length fixed to the wire shaft 21 to form a line, and the comb teeth of the comb 42 have the same material as that of the holder 41. It is formed of a synthetic resin and formed thicker and harder than the hair 31 forming the application brush 3, and the comb teeth and the comb teeth constituting the comb 42 are formed in a row at predetermined intervals. ) Is shaped like a comb.

However, by manufacturing and assembling the application brush 3 and the grooming brush 4 as in the prior art, there is a problem in that a large cost is generated to prepare manpower and equipment according to the assembly process.

In addition, in order to manufacture the coating brush 3, a plurality of hairs 31 having a predetermined length is interposed between a pair of wires, and then the wires are spirally twisted to form the hairs 31. In order to be radially fixed to the) must be subjected to a complicated machining operation, and the cleaning brush (4) is injection molded through a separate mold process from the above work process, because it must be equipped with a separate mold equipment, The overall equipment cost for producing the mascara brush is increased, as well as the productivity is reduced due to the complex production line.

SUMMARY OF THE INVENTION An object of the present invention for solving the problems of the prior art is to provide a micro mold mascara brush to make the brush hair thinner and finer than the hair thickness of a conventional hair brush using a micro mold.

Another object of the present invention is to provide a micro mold mascara brush which integrally forms a body and a brush molding part by injection molding in order to greatly shorten the manufacturing process of the mascara brush and simplify the production equipment.

It is another object of the present invention to provide a micro mold mascara brush with a free product design.

The micro mold mascara brush according to the first embodiment of the present invention for achieving the object of the present invention is a mascara brush formed radially around the body for applying a mascara liquid to the eyebrows, the body and The injection molding of the brush molding unit integrally, characterized in that the injection molding to a thickness of 0.01 ~ 0.2mm using a micro mold forming the brush molding.

Here, the cross section of the body and the brush molded part may be formed in a circular and an oval shape.

The cross-section of the body and the brush molded part may be formed in a 3 to 8 octagon.

In addition, the core reinforcement is preferably formed in the center of the body.

The micro mold mascara brush may be made of any one material of elastomer, silicon, and plastic.

In addition, it is also possible to improve the absorption of the mascara liquid by forming a twig of the snow crystal shape of the brush molded part.

Here, the body and the brush molded part may be integrally injected, but may be injection molded to a thickness of 0.01 to 0.09 mm using a micro mold that forms the brush molded part.

The brush molding part may be divided into a plurality of sections, and the thickness of the simulations for each section may be formed in different thicknesses, and a section in which the thickness of the simulation is thicker among the brush molding parts may be used as a comb forming part for eyebrow grooming. .

In this case, it is preferable to alternately form the comb molding part with the brush molding part, the comb molding part may be formed in 1 to 4 sections, and the comb molding part may be configured to form 1 to 5 comb rows.

The micro mold mascara brush according to the second embodiment of the present invention for achieving the object of the present invention is extended to the lower end of the handle of the cosmetic container, the end of the handle is formed with a brush molding for applying mascara liquid to the eyebrows The brush forming part is radially integrally injected with a mold having a thickness of 0.01 to 0.2 mm around the brush body using a micro mold, and a core reinforcement is formed at the center of the shaft of the brush body, and the core reinforcement is injection molded integrally with the brush rod. It is characterized by.

At this time, the brush body and the core reinforcement may be double injection.

In addition, after the body and the brush molded part is separately molded and manufactured, it may be coupled to the outer diameter of the core reinforcing material.

In addition, the cross-section of the body and the brush molded part may be formed in a circular and oval shape, and the cross-section of the body and the brush molded part may be formed in a 3 to octagonal shape.

The micro mold mascara brush may be manufactured using any one material selected from the group consisting of elastomer, silicon, and plastic.

In addition, it is also possible to improve the absorption of the mascara liquid by forming a twig of the snow crystal shape of the brush molded part.

In addition, the thickness of the simulation forming the brush molded part may be injection molded to 0.01 to 0.09 mm.

At this time, the comb molded part for forming the eyebrows is formed in the radial section of the brush molded part, and the combs of the comb molded part may be injection molded integrally with the stiffener formed in the center of the brush body.

Then, the thickness of the comb of the brush forming portion and the comb forming portion to the same thickness, but to form a high strength of the comb.

Here, the comb molding part and the brush molding part are alternately formed, and the comb molding part may be formed in 1 to 4 sections, and the comb molding part may be formed in 1 to 5 combs.

According to the present invention, it is possible to mold the brush hair using a micro mold much thinner and finer than the hair thickness of a conventional hair brush, so that the soft and absorbent property is improved, thereby improving the usability.

In addition, the present invention is because the body and the brush molded part is integrally formed by injection molding, the manufacturing process of the mascara brush is greatly shortened, and the production equipment can be simplified, thereby reducing the production cost.

In addition, the present invention has the effect that the product design can be advantageous in terms of aesthetics, practical aspects, etc., because the shape of the mascara brush is not limited to a specific shape and can be molded into various shapes.

In addition, in the present invention, in forming the body and the brush molded part integrally using a soft soft resin material, the core reinforcement is formed at the center of the body, thereby strengthening the holding force for being coupled to the handle, and with this soft feeling of use. And has the effect of being able to provide a simple design.

Hereinafter, with reference to the accompanying drawings for a preferred embodiment of the present invention will be described in detail.

Figure 3 is a perspective view of a micro mold mascara brush according to the first embodiment of the present invention, the mascara brush as shown in the drawing is a predetermined length of the handle 103 is extended to the lower end of the handle 101 of the cosmetic container, the brush (103) At the end, a brush molded part 120 for applying mascara liquid to the eyebrows is formed.

In this case, the brush molding unit 120 integrally injection-injects a myriad of hairs 121 arranged radially around the brush body 110.

Here, the body 110 and the brush molded part 120 is integrally molded by injection, the brush molded part 120 is formed of a myriad of hair 121, each hair 121 is 0.01 ~ Allow injection molding to 0.2mm thickness.

The hair 121 is more preferably formed in 0.01 ~ 0.09mm.

At this time, in order to injection molding the hair 121 with a fine thickness, a micro mold is used instead of a general mold injection.

Herein, the micro mold is a mold used for processing a micro component, and the well-known techniques are lithography (LIGA: Lithography, Galloforming und Abformung) and silicon micromachining techniques.

Briefly described, the structural molding method is a molding method that can make a high structure ratio microstructure by deep lithography and electroplating using X-rays, and in detail, first, an X-ray photosensitive agent such as PMMA A photoresist layer is formed on the substrate with a desired thickness (about 0.1 ~ 1.0mm), patterned using a heavy metal such as gold as an x-ray absorber, and then used as a mask.

Then, a resist is exposed by X-rays (SOR light) emitted from the synchrotron.

At this time, since the X-ray SOR light is excellent in straightness, resolution, and transmittance, it is possible to expose a thick resist with submicron precision or less.

Then, when the structure of the resist is obtained through development, it is immersed in the electroplating solution to form an electroplating layer on the conductive substrate.

By using the plating layer as a mold, the mold can be stamped onto the plastic by injection molding.

In addition, based on the plastic mold made of the injection molding, a metal structure may be made again by electroplating, or ceramic powder may be made by sintering ceramic powder into plastic.

Then, the silicon micromachining technology is described in detail, by coating a film on the silicon substrate, the mask pattern is duplicated on the surface through development and printing process, the mask pattern is etched based on the duplicated pattern, and unnecessary parts The process of removing and repeating the heat treatment and doping process to produce the desired micro components.

By using the micro mold as described above, it becomes possible to mold the brush brim 121 much thinner and finer than the thickness of the bristles of a conventional hair brush.

Fine and thin brush hair 121 is made as described above is very soft and absorbency is improved to greatly improve the feeling of use.

In addition, since the body 110 and the brush molding part 120 are integrally formed by injection molding, the manufacturing process of the mascara brush is greatly shortened, thereby reducing the production cost.

In addition, the shape of the mascara brush is not limited to a specific shape can be molded in a variety of shapes has the advantage that the product design can be advantageously advantageous in terms of aesthetic or practical aspects.

4 is a cross-sectional view illustrating a circular cross-sectional shape of the body and the brush molded part of FIG.

The circular and elliptical shapes may be manufactured in an asymmetrical shape with respect to the body 110, and one side may be circular and the other side may be formed in an elliptical shape.

FIG. 5 is a cross-sectional view illustrating the polygonal cross-sectional shape of the body and the brush molding of FIG. 3, and illustrates an example in which a cross section of the body 110 and the brush molding 120 is formed in a polygon.

In this case, (a) of FIG. 5 shows a cross section of a triangular shape, (b) is a four corner, (c) is a five corner, (d) is a six corner, (e) is a seven corner, and (f) An octagonal cross section is shown.

The polygonal brush molded part 120 as described above may be manufactured to be asymmetrical with respect to the body 110, and may further be formed with a circular and elliptical shape and a polygonal shape.

6 is a longitudinal cross-sectional view illustrating an example in which a deep reinforcing material is formed in the body of FIG. 3, and illustrates an example in which the deep reinforcing material 140 is formed in the center of the body 110.

As described above, the body 110 and the brush molding part 120 may be manufactured using various kinds of synthetic resin materials. When using the soft resin material, the support force for being coupled to the handle is weakened in FIG. 6. The stiffener 140 such as may be inserted.

In this case, the deep reinforcing material 140 may use a resin material having a high hardness, and may use a metal material, which may be inserted using a double injection or insert injection, or may be combined by a fitting method.

As described above, the reason why the deep reinforcing material 140 is formed is to form the material of the brush molding part 120 using a soft soft resin material in order to improve the feeling of using the mascara brush. When molded into, because the body 110 is easily bent or deformed make makeup difficult.

Therefore, when the deep reinforcing material 140 is formed, it is possible to provide a mascara brush having excellent soft feeling and having a simple and solid supporting force.

The brush forming part 120 of the body 110 of the mascara brush may be manufactured using any one material selected from elastomer, silicon, and plastics.

FIG. 7 is a cross-sectional view illustrating a modified embodiment of the brush hair shape of FIG. 3, and illustrates an example in which the hair 121 of the brush molding part 120 forms eye crystal twigs.

As shown in the figure, when the brush brim 121 is formed to form complex twigs such as snow crystals, the absorbency of the mascara liquid can be greatly improved.

FIG. 8 is a cross-sectional view illustrating an embodiment in which a comb molded part is formed in the body of FIG. 3. The brush molded part 120 is divided into a plurality of sections, and the thickness of the hair 121 for each section is formed to have different thicknesses. An example is shown.

Here, the section in which the thickness of the hair 121 is thicker in the brush molding part 120 is used as the comb forming part 130 for eyebrow grooming, as shown in FIGS. 8A to 8D. The comb forming unit 130 may be formed in 1 to 4 sections.

At this time, the comb forming unit 130 is preferably formed by alternating with the brush forming unit 120, each comb forming unit 130 may be formed with a row of 1 to 5 comb 131.

9 is a longitudinal cross-sectional view of the micro mold mascara brush according to the second embodiment of the present invention.

The micro mold mascara brush of the present invention as shown in the drawing is a brush 103 is extended to the lower end of the handle 101 of the cosmetic container, the brush forming portion for applying the mascara liquid to the eyebrow end of the brush 103 ( 120) is formed.

At this time, the brush molded part 120 is 0.01-0.2mm thick hair 121 around the brush body 110 is radially integrally injected using a micro mold, and the core reinforcement at the center of the brush body 110 140 may be formed, the core reinforcing material 140 may be injection molded integrally with the brush rod 103.

In this case, the brush molded part 120 and the brush body 110 is made of a soft soft resin material, the deep reinforcing material 140 is made of a resin material having a high hardness.

Such, the reinforcement material 140 and the brush rod 103 is integrally injected, a synthetic resin material and a metal material having a high hardness may be used, and may be double-injected with the brush body 110 or combined using an insert injection method. .

In addition, after separately manufacturing the brush molding unit 120 and the brush body 110, it may be to be coupled to the outer diameter of the core reinforcing material 140.

Cross sections of the body 110 and the brush molded part 120 may be formed in a circular and oval shape as shown in FIG. 4, and cross sections of the body 110 and the brush molded part 120 are shown in FIG. 5. It is possible to form a three to eight-corner.

The micro mold mascara brush may be manufactured using any one material of elastomer, silicon, and plastics.

FIG. 10 is a cross-sectional view showing a modified embodiment of the brush bristle shape of FIG. 9. As shown in FIG. 10, the hair 121 of the brush forming unit 120 forms an eye crystal shaped twig to absorb the mascara liquid. It can also be improved.

The hair 121 is molded to a thickness of 0.01 ~ 0.2mm more preferably 0.01 ~ 0.09mm, which can be injection molded using a micro mold.

FIG. 11 is a cross-sectional view illustrating an embodiment in which a comb molded part is formed in the body of FIG. 9. The present invention as shown in the drawing illustrates a comb molded part 130 for arranging eyebrows in a radial section of the brush molded part 120. ) Can be formed.

In this case, the combs 131 of the comb forming unit 130 may be integrally injected with the deep reinforcing material 140 formed at the center of the brush body 110.

In this case, the brush body 110 and the brush molded part 120 may be double-injected on the outer surface thereof using a single injection molded product of the comb molded part 130 and the deep reinforcing material 140 as a base. Therefore, the material of the comb forming unit 130 and the deep reinforcing material 140 serving as the base should be made of a high temperature and high strength material than the material of the brush body 110.

When the hair 121 of the brush molding part 120 and the comb 131 of the comb molding part 130 are manufactured in the above-described manner, the hair 121 may be smoothly coated with mascara liquid even if the hairs are made of the same thickness. Compared to having a touch, the comb 131 can maintain a strength suitable for combing and combing the eyebrows to which the mascara liquid is applied.

It is possible to alternately form the comb forming unit 130 and the brush forming unit 120, it is preferable to form the comb forming unit 130 in 1 to 4 sections, the comb forming unit 130 is 1 It may be formed of ˜5 combs 131.

1 is a front view showing a state in which the application brush and the cleaning brush separated as a mascara brush according to the prior art.

2 is a front view of another form of mascara brush according to the prior art.

3 is a perspective view of a micro mold mascara brush according to a first embodiment of the present invention.

Figure 4 is a cross-sectional view illustrating a circular cross-sectional form of the body and the brush molded part of Figure 3;

5 is a cross-sectional view illustrating a polygonal cross-sectional shape of the body and the brush molded part of FIG.

6 is a longitudinal cross-sectional view showing an example in which a deep reinforcing material is formed in the body of FIG.

7 is a cross-sectional view showing a modified embodiment of the brush bristle shape of FIG.

FIG. 8 is a cross-sectional view illustrating an embodiment in which a comb molded part is formed in the body of FIG. 3. FIG.

9 is a longitudinal cross-sectional view of the micro mold mascara brush according to the second embodiment of the present invention.

10 is a cross-sectional view showing a modified embodiment of the brush bristle shape of FIG. 9.

FIG. 11 is a cross-sectional view illustrating an embodiment in which a comb molded part is formed in the body of FIG. 9. FIG.

<Explanation of symbols for main parts of the drawings>

101: handle

103: Lead

110: brush body

120: brush molding

121: Mo

130: comb molding part

131: com

140: seam reinforcement

Claims (25)

In the mascara brush in which a brush molded part for applying mascara liquid to the eyebrows is formed radially around the body, The body 110 and the brush molded part 120 is integrally injected, but the hair 121 forming the brush molded part 120 is injection molded to a thickness of 0.01 ~ 0.2mm using a micro mold. Mold mascara brush. The method of claim 1, Micro mold mascara brush, characterized in that to form a cross-section of the body 110 and the brush molded part in a circular and oval shape. The method of claim 1, Micro mold mascara brush, characterized in that for forming the cross section of the body 110 and the brush molding portion 3 to octagon. The method of claim 1, Micro mold mascara brush, characterized in that the core reinforcing material 140 is formed in the center of the body (110). The method of claim 1, The micro mold mascara brush is a micro mold mascara brush, characterized in that made of any one material of elastomer, silicon, plastic series. The method of claim 1, Micro mold mascara brush, characterized in that the hair 121 of the brush forming unit 120 to form a twig of the eye crystal shape to improve the absorbency of the mascara liquid. The method according to any one of claims 1 to 6, The hair 121 forming the brush molding part 120 is a micro mold mascara brush, characterized in that the injection molding to a thickness of 0.01 ~ 0.09mm using a micro mold. The method according to any one of claims 1 to 6, The brush molding part 120 is divided into a plurality of sections, the micro mold mascara brush, characterized in that for forming the thickness of the hair 121 for each section having a different thickness. The method of claim 8, Micro mold mascara brush, characterized in that the use of the section forming the thicker than the brush 121 of the brush forming part 120 thicker comb forming part 130 for eyebrow grooming. The method of claim 9, The micro mold mascara brush, characterized in that for forming the comb forming unit 130 and the brush forming unit 120 alternately. The method of claim 10, Micro mold mascara brush, characterized in that for forming the comb forming unit 130 in 1 to 4 sections. The method of claim 11, The comb forming unit 130 is a micro mold mascara brush, characterized in that to form a row of 1 to 5 comb (131). The brush rod 103 is extended to the lower end of the handle 101 of the cosmetic container, and the brush mold portion 120 is formed at the end of the brush rod 103 to apply mascara liquid to the eyebrows. The hair 121 having a thickness of 0.01 to 0.2 mm is radially integrally injected using a micro mold around the brush body 110, and the core reinforcement 140 is formed at the center of the shaft of the brush body 110. 140 is a micro mold mascara brush, characterized in that the injection molding integrally with the brush 103. The method of claim 13, Micro-brush mascara brush, characterized in that the brush body 110 and the deep reinforcing material 140 is double injection. The method of claim 13, After the body 110 and the brush molded part 120 is separately molded and manufactured, the micro mold mascara brush, characterized in that the shaft is coupled to the outer diameter of the core reinforcement (140). The method of claim 13, Micro mold mascara brush, characterized in that to form a cross-section of the body 110 and the brush molded part in a circular and oval shape. The method of claim 13, Micro mold mascara brush, characterized in that for forming the cross section of the body 110 and the brush molding portion 3 to octagon. The method of claim 13, The micro mold mascara brush is a micro mold mascara brush, characterized in that made of any one material of elastomer, silicon, plastic series. The method of claim 13, Micro mold mascara brush, characterized in that the hair 121 of the brush forming unit 120 to form a twig of the eye crystal shape to improve the absorbency of the mascara liquid. The method of claim 13, Micro mold mascara brush, characterized in that the injection molding the thickness of the hair 121 forming the brush forming part 120 to 0.01 ~ 0.09mm. The method of claim 13, While forming a comb forming unit 130 for eyebrow grooming in the radial section of the brush forming unit 120, the comb 131 of the comb forming unit 130 is formed in the center of the brush body (110) 140) a micro mold mascara brush, characterized in that the injection molding integrally with. The method of claim 21, Micro mold, characterized in that the thickness of the hair 121 and the comb 131 of the comb forming portion 130 of the brush forming portion 120 to the same thickness, the strength of the comb (131) is formed high Mascara Brush. The method of claim 21, The micro mold mascara brush, characterized in that for forming the comb forming unit 130 and the brush forming unit 120 alternately. The method of claim 21, Micro mold mascara brush, characterized in that for forming the comb forming unit 130 in 1 to 4 sections. The method of claim 24, The comb forming unit 130 is a micro mold mascara brush, characterized in that formed by 1 to 5 combs (131).

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