JP2012040091A - Resin fiber thread for brush - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a resin fiber thread for a brush, with which coating, washing, cleaning, polishing, etc., can be surely performed.SOLUTION: The resin fiber thread 1 is used for bristle material for brushes and has a rugged pattern D on the outer peripheral surface 1a of the thread. The rugged pattern D is composed of a projected shape, a recessed shape, or a combination of the projected shape and the recessed shape that are integrally formed on the outer peripheral surface 1a of the thread. The rugged pattern D is formed by embossing on the outer peripheral surface 1a of the thread, wherein the embossing is performed during molding of the resin fiber thread 1. The end of the resin fiber thread 1 is cut and the resin fiber thread 1 has, in the cut section 1b, a spread part 1c spread outward from the tip end thread diameter.

Description

  The present invention relates to a resin fiber yarn for a brush used for a brush bristle material of a brush tool that can be reliably applied, washed, further cleaned and polished.

  Conventionally, there is a cosmetic brush as a brush tool, which has a brush body in which a brush bristle material protrudes outward from a base material, such as skin massage, skin cleaning, oil component removal, cosmetic application and It is used for washing and body washing. This cosmetic brush uses resin fiber yarns such as polyamide, polyacryl, and polyester as brush bristle materials. Each brush bristle material is cut to a predetermined length, and the cut bristle materials of the same thickness are collected. There is a bundle.

  Such resin fiber yarns for brushes include those formed in various shapes such as circular, elliptical, triangular, quadrangular, star-shaped, V-shaped, U-shaped, H-shaped, and pipe-shaped in cross section (references). 1). This resin fiber yarn for brush is used after being cut to a predetermined length, or used by processing the cut end portion into a needle shape (Cited document 1), and the same cut to a predetermined length There are ones in which the cut portion of the brush bristle material is processed into a spherical shape (cited documents 1 to 4), and one in which the cut portion is bent and used (cited documents 1, 4 to 7).

JP 2008-307304 A JP-A-6-22815 JP-A-5-228018 JP 2003-79427 A JP2003-189930 Special table 2000-505669 JP 2009-201893 A

  As a brush tool using such a resin fiber yarn for a brush, for example, there is a mascara brush, and this mascara brush is used from the outlet of the coating liquid container to the brush body provided at the tip of the base material fixed to the cap. The resin fiber yarn for brush of the brush body is dipped in the mascara as the coating liquid and taken out to the outside, and the mascara is applied to the eyebrows, but the mascara is held between the dense resin fiber yarns for the brush It was necessary to apply many times in order to apply a large amount of mascara to the eyebrows.

  In addition, as a brush tool using the resin fiber yarn for a brush, for example, there is a toothbrush or the like. However, the brush is slid on the side surface of the resin fiber yarn for the brush, and the cleaning effect cannot be obtained.

  The present invention has been made in consideration of the above points, and an object of the present invention is to provide a resin fiber yarn for a brush that can be reliably applied, washed, further cleaned and polished.

  In order to solve the above-described problems and achieve the object, the present invention is configured as follows.

Invention of Claim 1 is the resin fiber thread | yarn used for the brush bristle material of a brush tool,
The resin fiber yarn is a resin fiber yarn for brushes having an uneven pattern on the outer surface of the yarn.

  The invention according to claim 2 is characterized in that the concavo-convex pattern is constituted by a convex shape integrally formed on the outer circumferential surface of the yarn, or a concave shape, or a combination shape of the convex shape and the concave shape. It is the resin fiber yarn for brushes of description.

  The invention according to claim 3 is the resin fiber yarn for brushes, wherein the uneven pattern is formed on the outer circumferential surface of the yarn by embossing.

  The invention according to claim 4 is the resin fiber yarn for brush according to claim 3, wherein the embossing is performed at the time of molding or after the molding of the resin fiber yarn.

As for invention of Claim 5, as for the said resin fiber yarn, the edge part is cut | disconnected,
2. The resin fiber yarn for brush according to claim 1, wherein the cut portion has a widened portion extending outward from the tip yarn diameter.

  According to the first aspect of the present invention, the resin fiber yarn has an uneven pattern on the outer surface of the yarn by using the resin fiber yarn for the brush bristle material of the brush tool. For example, a mascara brush or the like holds the coating liquid by the uneven pattern. Thus, a large amount of application or reliable application is possible, and a toothbrush or the like can be reliably cleaned by the uneven pattern, and can be used for various brush tools.

  In the invention according to claim 2, the uneven pattern is constituted by a convex shape integrally formed on the outer surface of the yarn, or a concave shape, or a combination shape of the convex shape and the concave shape. In addition, reliable cleaning is possible.

  In the invention according to claim 3, the uneven pattern can be formed by simple processing even if the resin fiber yarn is thin by forming it on the outer peripheral surface of the yarn by embossing.

  In the invention according to claim 4, the embossing can be performed at the time of molding the resin fiber yarn or after the molding, thereby adjusting the conveying speed, temperature, and processing pressure of the resin fiber yarn to process the uneven pattern.

  In the invention according to claim 5, the resin fiber yarn has a widened portion whose end is cut and spread outward from the tip yarn diameter at the cut portion, and dirt and dust are removed by this widened portion, Can be scraped or scraped.

It is a figure explaining the resin fiber yarn for brushes to which this invention is applied. It is a figure explaining the uneven pattern of the resin fiber yarn for brushes. It is a figure explaining the uneven pattern of other embodiment of the resin fiber yarn for brushes. It is a figure explaining the uneven pattern of other embodiment of the resin fiber yarn for brushes. It is a figure explaining shaping | molding of the uneven pattern of the resin fiber yarn for brushes. It is a figure explaining the structure of the cutting part of the resin fiber yarn for brushes. It is a figure explaining 1st Embodiment of a brush tool. It is a figure explaining 2nd Embodiment of a brush tool. It is a figure explaining 3rd Embodiment of a brush tool. It is a figure explaining 4th Embodiment of a brush tool.

Hereinafter, embodiments of the resin fiber yarn for brush of the present invention will be described. The embodiment of the present invention shows the most preferable mode of the present invention, and the present invention is not limited to this.
[Configuration of resin fiber yarn for brush]
The resin fiber yarn for brushes of this embodiment is a resin fiber yarn 1 used for a brush bristle material of a brush tool, as shown in FIG. 1 (a). The resin fiber yarn 1 is made of polyamide, polyacryl, polyester. It is a thread formed using resin fibers such as. As shown in FIGS. 1B to 1G, the resin fiber yarn 1 is applied to a circular shape, a star shape, an elliptical shape, a triangular shape, a pipe shape, a U shape, etc. It can be applied to various shapes such as V shape and clover shape.

  As shown in FIG. 2, the resin fiber yarn 1 has an uneven pattern D on the yarn outer peripheral surface 1a. The concavo-convex pattern D is constituted by a convex shape integrally formed on the outer peripheral surface of the yarn, or a concave shape, or a combination shape of the convex shape and the concave shape. The uneven pattern D is formed in a ring shape formed in the circumferential direction.

  In the embodiment of FIG. 2A, the uneven pattern D is formed in a ring-shaped concave shape integrally formed on the yarn outer peripheral surface 1a, and the ring-shaped groove 2a is continuously arranged in the axial direction of the resin fiber yarn 1. Has been. The cross-sectional shape of the ring-shaped groove 2a is preferably semicircular, V-shaped, U-shaped or the like, but is not particularly limited.

  In the embodiment of FIG. 2B, the uneven pattern D is formed in a ring-shaped concave shape integrally formed on the yarn outer peripheral surface 1 a, and the ring-shaped grooves 2 b are arranged at predetermined intervals in the axial direction of the resin fiber yarn 1. Has been. The cross-sectional shape of the ring-shaped groove 2b is preferably semicircular, V-shaped, U-shaped or the like, but is not particularly limited.

  In the embodiment of FIG. 2 (c), the uneven pattern D is constituted by a ring-shaped convex shape integrally formed on the yarn outer peripheral surface 1 a, and the ring-shaped convex 2 c is arranged at a predetermined interval in the axial direction of the resin fiber yarn 1. Has been. The cross-sectional shape of the ring-shaped protrusion 2c is preferably a semicircular shape, a V shape, a U shape, or the like, but is not particularly limited.

  As shown in FIGS. 3 and 4, the resin fiber yarn 1 has an uneven pattern D on the yarn outer peripheral surface 1 a. The concavo-convex pattern D is constituted by a convex shape integrally formed on the outer peripheral surface of the yarn, or a concave shape, or a combination shape of the convex shape and the concave shape. The uneven pattern D has a configuration in which a convex shape or a concave shape is continuously formed in the axial direction of the resin fiber yarn 1.

  In the embodiment of FIG. 3 (a), the uneven pattern D is formed in a concave shape of a predetermined length extending in the circumferential direction integrally formed on the yarn outer peripheral surface 1a, and the long groove 3a extending in the circumferential direction is formed on the resin fiber yarn 1. It is continuously arranged in the axial direction. There are two rows of the long grooves 3a extending in the circumferential direction, but it is preferable to provide a plurality of two or more rows, and the cross-sectional shape of the long grooves 3a extending in the circumferential direction is semicircular, V-shaped, U-shaped, etc. However, it is not particularly limited. Further, the uneven pattern D may be a convex shape with a predetermined length extending in the circumferential direction integrally formed on the yarn outer peripheral surface 1a, and is configured in the same manner as the concave shape.

  In the embodiment of FIG. 3 (b), the uneven pattern D is constituted by a rhombus-shaped concave shape integrally formed on the yarn outer peripheral surface 1a, and the rhombic grooves 3b are continuously arranged in the axial direction of the resin fiber yarn 1. ing. The rhombus grooves 3b are provided in two rows, but it is preferable to provide two or more rows, and the cross-sectional shape of the rhombus grooves 3b is preferably a semicircular shape, a V shape, a U shape, or the like. Not. Further, the uneven pattern D may be a diamond-shaped convex shape integrally formed on the yarn outer peripheral surface 1a, and is configured in the same manner as the concave shape.

  In the embodiment of FIG. 3 (c), the uneven pattern D is formed in a V-shaped concave shape integrally formed on the yarn outer peripheral surface 1 a, and the V-shaped groove 3 c is continuously formed in the axial direction of the resin fiber yarn 1. It is arranged. Although this V-shaped groove 3c is provided in two rows, it is preferable to provide two or more rows, and the cross-sectional shape of the V-shaped groove 3c is preferably semicircular, V-shaped, U-shaped, There is no particular limitation. Further, the uneven pattern D may be a V-shaped convex shape integrally formed on the yarn outer peripheral surface 1a, and is configured in the same manner as the concave shape.

  In the embodiment of FIG. 3 (d), the uneven pattern D is formed in a concave shape that is formed integrally with the outer circumferential surface 1a of the yarn and intersects the ring diagonally, and the ring-intersecting groove 3d is formed on the resin fiber yarn 1. They are arranged continuously in the axial direction. The ring intersecting groove 3d is provided in two rows, but it is preferable to provide a plurality of two or more rows, and the cross sectional shape of the ring intersecting groove 3d is preferably semicircular, V-shaped, U-shaped or the like. However, it is not particularly limited. Further, the uneven pattern D may be a convex shape that is formed integrally with the outer circumferential surface 1a of the yarn and has an obliquely intersecting ring, and is configured in the same manner as the concave shape.

  In the embodiment of FIG. 4A, the uneven pattern D is formed in a screw-like concave shape integrally formed on the yarn outer peripheral surface 1a, and the screw-like groove 4a is formed as a single thread in the axial direction of the resin fiber yarn 1. Arranged. Although this thread-like groove 4a is provided in a single thread, it can be provided in a single thread or more, for example, a double thread, a triple thread, a four thread, or the like. Further, the cross-sectional shape of the thread groove 4a is preferably semicircular, V-shaped, U-shaped or the like, but is not particularly limited. Further, the uneven pattern D may be a screw-like convex shape integrally formed on the yarn outer peripheral surface 1a, and is configured in the same manner as the concave shape.

In the embodiment shown in FIG. 4B, the uneven pattern D is formed in a spiral concave shape integrally formed on the yarn outer peripheral surface 1 a, and the spiral groove 4 b is formed into a four-line spiral in the axial direction of the resin fiber yarn 1. Arranged. The spiral groove 4b is provided in the four-row spiral, but can be provided in one or more spirals, for example, two or three spirals. Further, the cross-sectional shape of the spiral groove 4b is preferably semicircular, V-shaped, U-shaped, etc., but is not particularly limited. The uneven pattern 3 may be a spiral convex shape integrally formed on the yarn outer peripheral surface 1a, and is configured in the same manner as the concave shape.
[Molding of uneven pattern of resin fiber yarn for brush]
The resin fiber yarn 1 of this embodiment has an uneven pattern D on the yarn outer peripheral surface 1a. The uneven pattern D is formed on the yarn outer peripheral surface 1a by embossing, and this embossing is performed on the resin fiber yarn 1. Performed during molding.

  FIG. 5 shows an embodiment in which the concavo-convex pattern D is formed by embossing, and the embossed portion A is arranged at the subsequent stage of the step of forming the resin fiber yarn 1. A pair of processing rolls 10 and 11 are disposed in the embossed portion A, and a plurality of embossing grooves 10a and 11a are formed in the processing rolls 10 and 11, and the embossing grooves 10a and 11a are embossed. A pattern is formed.

  The pair of processing rolls 10 and 11 are integrally rotated by a rotation driving unit 20 such as a motor and heated by a heating unit 21 such as a heater. A plurality of resin fiber yarns 1 are conveyed by the conveying means 22, and the resin fiber yarns 1 pass through the embossing grooves 10 a and 11 a of the rotating processing rolls 10 and 11. At this time, the embossed pattern of the embossing grooves 10 a and 11 a As a result, an uneven pattern D is formed on the outer circumferential surface 1a of the yarn.

  The conveyance speed of the plurality of resin fiber yarns 1 is controlled by the control means 23 via the conveyance means 22, and the rotation speed of the pair of processing rolls 10 and 11 is controlled by the control means 23 via the rotation driving means 20. In addition, the temperature of the pair of processing rolls 10 and 11 is controlled by the control unit 23 via the heating unit 21, and the temperature of the pair of processing rolls 10 and 11 is used in the range of 50 ° C to 150 ° C. By performing this embossing at the time of molding the resin fiber yarn 1 or after molding, the unevenness pattern D can be processed into the yarn outer peripheral surface 1a by adjusting the conveying speed, temperature, and processing pressure of the resin fiber yarn 1.

Thus, the uneven pattern D can be formed by simple processing even if the resin fiber yarn 1 is thin by forming it on the outer peripheral surface 1a of the yarn by embossing. Further, the embossing is performed at the time of molding the resin fiber yarn 1 or after the molding, so that the conveyance speed, temperature, and processing pressure of the resin fiber yarn 1 can be adjusted, and the uneven pattern D can be processed with high accuracy.
[Configuration of cutting portion of resin fiber yarn for brush]
The resin fiber yarn 1 of this embodiment has an uneven pattern D on the yarn outer peripheral surface 1a. The resin fiber yarn 1 is shown in the front view of FIG. 6 (a) and the side view of FIG. 6 (b). In addition, the end portion is cut, and the cut portion 1b has a widened portion 1c that spreads outward from the tip thread diameter. The spreading portion 1c of the resin fiber yarn 1 is formed as shown in FIGS. 6 (c) and 6 (d).

  In the embodiment of FIG. 6C, the press cutting right angle blade 40 and the press cutting right angle blade 41 are used, and the resin fiber yarn 1 is positioned while the press cutting right angle blade 40 and the press cutting right angle blade 41 are separated from each other. Then, the press cutting right angle blade 40 is pressed to cut the resin fiber yarn 1 into a predetermined length. At this time, after the press cutting right angle blade 40 and the press cutting right angle blade 41 cut the resin fiber yarn 1, the cutting portion 1b is crushed to form a spread portion 1c that is spread outward from the tip yarn diameter.

  In the embodiment of FIG. 6D, a cutting tool having a large number of right angle blades 50 and blunt edge blades 51 on the circumference is used, and while the blunt edge blades 51 are spaced apart from the right angle blades 50, the resin The fiber yarn 1 is positioned, the tip obtuse angle blade 51 is rotated and brought close to the right-angled blade 50, and the resin fiber yarn 1 is pressed by the tip obtuse angle blade 51 and cut into a predetermined length.

  In the embodiment shown in FIG. 6E, the resin fiber yarn 1 is similarly cut using a cutting tool having one blunt edge 51.

  At this time, the blunt edge 51 of the tip presses the resin fiber yarn 1 against the right-angled blade 50, and after cutting the resin fiber yarn 1, the cutting portion 1b is crushed to expand outward from the tip yarn diameter. Part 1c is molded.

As described above, the resin fiber yarn 1 is cut at the end portion, and the cut portion 1b has the widened portion 1c that spreads outward from the diameter of the tip yarn. The widened portion 1c removes dirt or dust, or scrapes it out. Or can be shaved. The spread portion 1c may be a structure that is spread outward from the tip yarn diameter of the resin fiber yarn 1, but if the spread portion 1c is spread in a range of 1.2 to 2.5 times the tip yarn diameter, When used as a brush bristle material, dirt and dust can be removed, scraped, and scraped without being deformed easily such as bending.
[First Embodiment of Brush Tool]
A first embodiment of the brush tool will be described with reference to FIG. In this embodiment, the makeup brush 101 is a mascara brush, and as shown in FIG. 7A, the makeup brush 101 is a tip member that closes the cylindrical support portion 102 that is inserted and held in the cap. The base material 103 is protruded and held by 102a.

  Resin fiber yarn 1 is used for the base material 103 as the brush bristle material 104, and the uneven surface D is provided on the outer peripheral surface 1a of the resin fiber yarn 1 as shown in FIG. The fiber yarn 1 is planted so as to extend outward in the radial direction.

  As shown in FIG. 7C, the makeup brush 101 is applied to the eyelashes 80 using the application liquid adhered to the resin fiber yarn 1, but the application liquid is applied by the uneven pattern D of the resin fiber yarn 1. Even if the coating operation is performed many times, a large amount of coating or reliable coating can be performed.

  In addition, as shown in FIG. 7D, the makeup brush 101 has a configuration in which the end portion of the resin fiber yarn 1 is cut and the cut portion has a widened portion 1c that extends outward from the tip yarn diameter. When applied to the eyelashes 80 using the coating solution adhered to the resin fiber yarn 1, a large amount of application or reliable application is possible even if the application operation is repeated many times, and the details of the eyelashes 80 are extended by the spreading portion 1c. The coating amount can be finely adjusted.

[Second Embodiment of Brush Tool]
A second embodiment of the brush tool will be described with reference to FIG. The cosmetic brush 111 according to this embodiment applies the application liquid directly to the skin, such as a lip brush, an eye shadow brush, an eyebrow brush, etc., separately from the case where the mascara is applied as an application liquid to the eyelashes. It is a brush that does.

  In the makeup brush 111 of this embodiment, the resin fiber yarn 1 is used as the brush bristle material 114. As shown in FIG. Is provided.

  The shape of the front end surface of the brush bristle material 114 is selected so as to match the application shape of the coating liquid to the skin, and has an external shape in which the resin fiber threads 1 of the brush bristle material 114 are bundled in a cylindrical shape, and the front end surface is It has a circular shape.

  Thereby, the cosmetic brush 111 can apply | coat a coating liquid to the comparatively wide site | part of skin by making the front end surface of the brush bristle material 114 contact skin, and moving to a horizontal direction. Further, the coating liquid is held by the uneven pattern D of the resin fiber yarn 1, and a large amount of coating and reliable coating are possible even if the coating operation is performed many times.

In addition, as shown in FIG. 8C, the makeup brush 111 has a configuration in which the end portion of the resin fiber yarn 1 is cut and the cut portion has a widened portion 1c that extends outward from the tip yarn diameter. By using the coating solution adhered to the resin fiber yarn 1 and bringing the tip surface into contact with the skin and moving in the lateral direction, a large amount of coating and reliable coating can be performed even after many coating operations. The amount of application can be finely adjusted to the details of the skin by the spread portion 1c.
[Third Embodiment of Brush Tool]
A third embodiment of the brush tool will be described with reference to FIG. The cosmetic brush 121 of this embodiment is a toothbrush for brushing teeth.

  In the cosmetic brush 121 of this embodiment, the resin fiber yarn 1 is used as the brush bristle material 124. As shown in FIGS. 9 (c) and 9 (d), the resin fiber yarn 1 has an outer peripheral surface as shown in FIGS. An uneven pattern D is provided.

  As shown in FIG. 9 (b), the makeup brush 121 polishes a portion having a complicated shape such as the back side of the front teeth. However, as shown in FIG. 9 (c), the resin fiber yarn 1 Depending on the uneven pattern D, the tooth 91 can be polished by applying a polishing powder, and the tooth 91 can be scraped to the back of the gap and the periodontal teeth, thereby removing the plaque reliably.

  Further, as shown in FIG. 9D, the makeup brush 121 has a configuration in which the end portion of the resin fiber yarn 1 is cut, and the cut portion has a widened portion 1c that extends outward from the tip yarn diameter. Depending on the uneven pattern D of the resin fiber yarn 1, it is possible to polish the teeth 91 by applying a scouring powder, and to scrape out the gaps in the teeth 91 and the periodontal to remove the plaque reliably. Can reach the gap or the back of the tooth 91, scrape out to the back of the gap and the periodontal, and remove plaque more reliably.

[Fourth Embodiment of Brush Tool]
A fourth embodiment of the brush tool will be described with reference to FIG. The cleaning brush 131 of this embodiment is a brush used for cleaning such as cleaning.

  In the cleaning brush 131 of this embodiment, the resin fiber yarn 1 is used as the brush bristle material 134. As shown in FIGS. 10B and 10C, the resin fiber yarn 1 has an outer circumferential surface as shown in FIGS. An uneven pattern D is provided.

  As shown in FIG. 10B, this cleaning brush 131 cleans a narrow gap such as a piano keyboard 92, but is provided with an uneven pattern D on the outer peripheral surface of the resin fiber yarn 1. The irregularities D can surely remove dust on the keyboard 92.

  Further, as shown in FIG. 10 (c), the cleaning brush 131 has a configuration in which the end portion of the resin fiber yarn 1 is cut and the cut portion has a widened portion 1 c that extends outward from the tip yarn diameter. The dust on the keyboard 92 can be reliably removed by the uneven pattern D of the resin fiber yarn 1, and further, the spread portion 1 c can scrape the dust against the gaps and the back of the keyboard 92 and more reliably remove it. .

  Although the case where it uses about a brush for makeup | decoration, a toothbrush, and a cleaning brush was demonstrated as a brush tool, this invention is not limited to this, Furthermore, it can be used for various brush tools, such as a brush.

  The present invention can be applied to resin fiber yarns for brushes used for brush bristle materials of brush tools that can be reliably applied, cleaned, further cleaned, polished, and applied, cleaned, and further cleaned and polished. Etc. can be performed reliably.

DESCRIPTION OF SYMBOLS 1 Resin fiber thread 1a Yarn outer peripheral surface 1b Cutting part 1c Spreading part 2a Ring-shaped groove 2b Ring-shaped groove 2c Ring-shaped convex 3a Long groove 3b extending in the circumferential direction Diamond-shaped groove 3c V-shaped groove 3d Ring cross-shaped groove 4a Screw-shaped groove 4b Spiral Groove 101, 111, 121 makeup brush 131 cleaning brush D uneven pattern

Claims (5)

It is a resin fiber thread used for the brush bristle material of the brush tool,
The resin fiber yarn for brushes, wherein the resin fiber yarn has an uneven pattern on the outer peripheral surface of the yarn.   2. The resin fiber yarn for a brush according to claim 1, wherein the uneven pattern is constituted by a convex shape integrally formed on the outer peripheral surface of the yarn, or a concave shape, or a combination shape of the convex shape and the concave shape.   The resin fiber yarn for brushes, wherein the uneven pattern is formed on the outer peripheral surface of the yarn by embossing.   The resin fiber yarn for a brush according to claim 3, wherein the embossing is performed at the time of molding or after the molding of the resin fiber yarn. The resin fiber yarn is cut at the end,
2. The resin fiber yarn for brush according to claim 1, wherein the cut portion has a widened portion extending outward from the tip yarn diameter.