JP2017170080A - Brush bristle material and brush - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a brush bristle material capable of suppressing or preventing generation of static electricity during processing of a workpiece.SOLUTION: In a brush bristle material 1, periphery of a core material part 4 comprising a linear metal brush bristle material 2 and a static electricity prevention brush bristle material 3 as a linear brush bristle material suppressing or preventing generation of static electricity is covered with an abrasive grain containing resin material 5 formed by adding the abrasive grain to resin. By virtue of the static electricity prevention brush bristle material 3, generation of static electricity may be effectively suppressed or prevented during processing of a workpiece.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a brush bristle material and a brush that can suppress or prevent the generation of static electricity during processing of a workpiece.

Conventionally, as a brush used when performing surface processing such as deburring, grinding, and polishing of a workpiece, for example, a brush provided with one type of brush hair according to Patent Document 1 is known. That is, the brush according to Patent Document 1 is a roll brush in which a channel brush in which a base portion of a brush material is held in a bowl-shaped channel is spirally wound around a roll, and the brush material is not implanted at both ends of the channel brush. The channel portion is extended, and the empty channel portion is wound around a roll at the winding end of the channel brush and welded.
In such conventional brushes, metal brush hairs are mainly used, and depending on the use, brush hairs of other materials (for example, resin, animal fibers, vegetable fibers, etc.) are also used. Yes.

Japanese Patent Laid-Open No. 3-114407 JP 2011-189461 A

However, conventional brush bristle materials tend to generate static electricity when the workpiece surface is processed, especially when the number of rotations of the brush or the pressing force on the workpiece is large, and dust such as burrs generated by the processing tends to adhere to the brush. It was. The dust adhering to the brush may adversely affect the processing accuracy, such as scratching the workpiece.
Therefore, it has been desired to provide a brush bristle material and a brush that can suppress or prevent the generation of static electricity during processing of the workpiece.

An object of this invention is to provide the bristle material which can suppress or prevent generation | occurrence | production of static electricity at the time of the process of a workpiece | work.
Another object of the present invention is to provide a brush that can suppress or prevent the generation of static electricity during the processing of a workpiece.

  The brush bristle material of the present invention has a resin around the periphery of a core part having a linear metal brush bristle material and an antistatic brush bristle material that is a linear brush bristle material that suppresses or prevents the generation of static electricity. It is characterized by being covered with an abrasive mixed resin material formed by mixing abrasive grains.

  Further, the brush bristle material of the present invention includes a linear metal brush bristle material, an antistatic brush bristle material that is a linear brush bristle material that suppresses or prevents generation of static electricity, and a linear paper brush bristle material. , And the core part including the resin material.

  Moreover, the brush bristle material of the present invention is characterized in that, in the above invention, the core material part further includes a linear resin brush bristle material.

  The brush bristle material of the present invention is characterized in that, in the above invention, the brush bristle material is covered with an antistatic resin material which is a resin material for suppressing or preventing the generation of static electricity.

  Moreover, the brush of this invention was provided with the bristle material of the said invention.

  ADVANTAGE OF THE INVENTION According to this invention, the bristle material which can suppress or prevent generation | occurrence | production of static electricity at the time of the process of a workpiece | work can be provided.

  Moreover, according to this invention, the brush which can suppress or prevent generation | occurrence | production of static electricity at the time of the process of a workpiece | work can be provided.

It is sectional drawing which shows typically the bristle material which concerns on Embodiment 1 of this invention. 1 is a perspective view showing a brush bristle material 1. FIG. It is a schematic diagram which shows the other external shape of the bristle material. It is a perspective view which shows the bristle formed by knitting four bristle materials 1. It is a perspective view which shows the bristle which bundled four brush bristle materials 1 and was covered with the resin material. It is sectional drawing which shows typically the bristle material 1 which concerns on Embodiment 2 of this invention. It is sectional drawing which shows typically the bristle material 1 which concerns on Embodiment 3 of this invention. It is sectional drawing which shows typically the bristle material 1 which concerns on Embodiment 4 of this invention.

(Embodiment 1)
Hereinafter, the bristle material 1 according to Embodiment 1 of the present invention will be described in detail with reference to FIGS. FIG. 1 is a cross-sectional view schematically showing a bristle material 1 according to Embodiment 1 of the present invention. In addition, in FIG. 1 (FIGS. 6-8 is also the same), although the structure of the core part 4 is drawn loosely for convenience of illustration, in fact, each adjacent structural member is closely_contact | adhering. 2A and 2B are perspective views showing the bristle material 1, wherein FIG. 2A shows the bristle material 1 formed in a linear shape, and FIG. 2B shows the bristle material 1 shaped in a wavy line. . FIG. 3 is a schematic diagram showing another external shape of the brush bristle material 1. (a) is a triangle, (b) is a quadrangle, (c) is a hexagon, (d) is an octagon, and (e) is a figure. A cross, (f) shows an ellipse. FIG. 4 is a perspective view showing brush hairs formed by knitting four brush hair materials 1. FIG. 5 is a perspective view showing brush hairs obtained by bundling four brush hair materials 1 and covering them with a resin material.

  As shown in FIG. 1, the brush bristle material 1 according to Embodiment 1 of the present invention is a linear metal brush bristle material 2 and a static electricity prevention material that is a linear brush bristle material that suppresses or prevents the generation of static electricity. The periphery of the core part 4 having the brush bristle material 3 is covered with an abrasive mixed resin material 5 formed by mixing abrasive grains with resin.

  The linear metal brush bristle material 2 is a metal wire formed by a known / conventional technique, and is formed from, for example, iron, copper, aluminum, titanium, nickel, chromium, and alloys thereof. The material, wire diameter, etc. of the metal brush bristle material 2 are appropriately selected according to the workpiece to be processed.

  The antistatic brush bristle material 3 is a wire material formed by a well-known and commonly used technique. For example, the material is not particularly limited as long as it is formed of carbon fiber or the like and can suppress or prevent the generation of static electricity. The material, wire diameter, and the like of the antistatic brush bristle material 3 are appropriately selected according to the workpiece to be processed.

  The core part 4 is densely configured by the metal brush bristle material 2 and the antistatic brush bristle material 3. The mixing ratio of the metal brush bristle material 2 and the antistatic brush bristle material 3 is set according to the workpiece to be processed.

  The abrasive-mixed resin material 5 is formed by mixing known abrasive grains with a known synthetic resin (hereinafter, sometimes simply referred to as “resin” as appropriate). The synthetic resin material is, for example, polyamide resin, polypropylene, polyethylene, polyvinyl chloride, polyimide, polymer, polyester, plastic, peak, aromatic polyamide heat resistant fiber, and the like.

  The abrasive grains are known powders for predetermined grinding or polishing, such as diamond, silicon carbide, alumina, cerium oxide, hard glass, and quartz. In addition, the outer shape of the abrasive grains may be a polygonal shape such as a circle, a triangle, or a rectangle.

  When the periphery of the core material part 4 is covered with the abrasive mixed resin material 5, it can be performed by so-called covering or coating. In other words, the cover ring covers the outer periphery of the core material part 4 with the abrasive particle-containing resin material 5 formed in a cylindrical shape, or covers the outer periphery of the core material part 4 with the string member formed with the abrasive particle-containing resin material 5. It is to wrap. Further, the outer periphery of the core part 4 may be covered with a bag formed by knitting a string member formed of the abrasive mixed resin material 5.

  The coating includes, for example, electrodeposition, vapor deposition, thermal welding, or plating treatment. The coating amount (thickness) is appropriately set according to the workpiece to be processed.

  The brush bristle material 1 configured as described above can be formed linearly as shown in FIG. 2 (a), or can be formed into wavy lines as shown in FIG. 2 (b).

  Moreover, as illustrated in FIGS. 3A to 3F, the outer shape (cross-sectional outer shape) of the brush bristle material 1 is not limited to a circle, but a triangle, a rectangle, a hexagon, an octagon, and a cross. Alternatively, it may be formed into an oval shape.

  Moreover, as shown in FIG. 4, a plurality of the same or different types of brush bristle materials 1 configured as described above can be knitted (for example, four knitted) to produce a brush bristle material having a large diameter. . Also, as shown in FIG. 5, a plurality of the same or different types of brush bristle materials 1 are bundled and, for example, a resin string-like member 10 is wound around and integrated to produce brush bristle materials having different diameters. be able to.

Moreover, although illustration is abbreviate | omitted, the brush provided with the bristle material 1 comprised as mentioned above can be provided. That is, by fitting the brush bristle material 1 configured as described above into a channel member (not shown) or by embedding it in a deck member (not shown) to adjust the shape, the channel brush, the implantation brush, the welding brush Etc. In addition, these brushes can be formed into a desired shape, such as a roll brush, a wheel brush, a coil brush, a cylindrical brush, a twisting brush, and the like.
As a result, it is possible to obtain a brush that has a shape, strength, elasticity, and the like that are optimal for processing such as grinding and polishing of a workpiece, and that can effectively suppress or prevent the generation of static electricity.

  According to the bristle material 1 according to the first embodiment described above, the following effects are exhibited. The bristle material 1 according to the first embodiment includes a linear metal brush bristle material 2 and a core part having an antistatic brush bristle material 3 that is a linear brush bristle material that suppresses or prevents the generation of static electricity. 4 is covered with an abrasive mixed resin material 5 formed by mixing abrasive grains with resin. Therefore, it is possible to provide the bristle material 1 that can suppress or prevent the generation of static electricity during the processing of the workpiece.

  Further, by covering the periphery of the core material portion 4 with the abrasive mixed resin material 5, the desired bristle strength, strength and polishing (grinding) characteristics can be easily imparted to the bristle material 1, and Breakage (scattering) of the metal material 28 of the core member 4 can be effectively suppressed.

  Further, by providing a brush provided with the brush bristle material 1, it has an optimum shape, strength, elasticity, etc. for processing such as grinding and polishing of a workpiece, and effectively suppresses or prevents the generation of static electricity. You can get a brush that can do.

  Next, another embodiment of the present invention will be described. The other embodiments will be described mainly with respect to differences from the first embodiment, and the same configurations as those in the first embodiment will be denoted by the same reference numerals and detailed description thereof will be omitted. For the points not specifically described in the other embodiments, the description of the first embodiment is appropriately applied or incorporated.

(Embodiment 2)
Next, the bristle material 1 according to Embodiment 2 of the present invention will be described with reference to FIG. FIG. 6 is a cross-sectional view schematically showing the bristle material 1 according to Embodiment 2 of the present invention. As shown in FIG. 6, the brush bristle material 1 according to the second embodiment is that the core part 4 further includes a linear resin brush bristle material 6. Different from 1.
The resin brush bristle material 6 is made of a known synthetic resin, and is, for example, a polyamide resin, polypropylene, polyethylene, polyvinyl chloride, polyimide, polymer, polyester, plastic, peak, aromatic polyamide heat resistant fiber, etc. The material and wire diameter of the brush bristle material 6 are appropriately selected according to the workpiece to be processed.

  Since the other structure and use of the bristle material 1 are the same as those in the case of the bristle material of the first embodiment, a duplicate description is omitted.

According to the bristle material 1 according to the second embodiment described above, the same effects as those of the first bristle material 1 of the first embodiment are exhibited, and the following effects are exhibited.
The brush bristle material 1 according to the second embodiment includes a linear resin brush bristle material 6 in the core part 4 in addition to the configuration of the brush bristle material 1 according to the first embodiment. Therefore, by adjusting the amount of the resin brush bristle material 6, the waist strength, strength, and polishing (grinding) characteristics of the brush bristle material 1 can be set and adjusted more finely.

(Embodiment 3)
Next, the bristle material 1 according to Embodiment 3 of the present invention will be described with reference to FIG. FIG. 7 is a cross-sectional view schematically showing the bristle material 1 according to Embodiment 3 of the present invention. As shown in FIG. 7, the bristle material 1 according to Embodiment 3 includes a linear metal brush bristle material 2, an antistatic brush bristle material 3, and a linear paper brush bristle material 7. The periphery of the material part 4 is covered with a resin material 8.
That is, when the brush bristle material 1 according to Embodiment 3 is compared with the brush bristle material 1 according to Embodiment 1 described above, the core part 4 further includes a linear paper brush bristle material 7, And the point which has the resin raw material 8 instead of the abrasive grain mixing resin raw material 5 differs from the bristle material 1 which concerns on the said Embodiment 1. FIG.
The paper brush bristle material 7 is a brush bristle material produced by twisting and twisting a paper sheet after curling it into a linear shape (bar shape) as disclosed in Patent Document 2 by the applicant of the present application. is there.
The resin material 8 is a resin material in which abrasive grains are not mixed, and is the well-known synthetic resin described above.

  Since the other structure and use of the bristle material 1 are the same as those in the case of the bristle material of the first embodiment, a duplicate description is omitted.

According to the bristle material 1 according to the third embodiment described above, the same effects as those of the first bristle material 1 of the first embodiment are exhibited, and the following effects are exhibited.
The brush bristle material 1 according to the third embodiment includes a linear metal brush bristle material 2, an antistatic brush bristle material 3, and a linear paper brush bristle material 7 around the core part 4. It is covered with a resin material 8. Therefore, it is possible to provide a brush bristle material having softness unique to paper, softness of the tip portion due to twisting and twisting, frictional force, elasticity, etc., which is not found in synthetic resin brush hairs. Further, as a polishing brush, the strength and length of the waist can be easily processed and adjusted, and it is easy to impart characteristics suitable for the workpiece.

(Embodiment 4)
Next, the bristle material 1 according to Embodiment 4 of the present invention will be described with reference to FIG. FIG. 8 is a cross-sectional view schematically showing the bristle material 1 according to Embodiment 4 of the present invention. As shown in FIG. 8, the bristle material 1 according to the fourth embodiment is an antistatic resin material 9 that is a resin material that suppresses or prevents the generation of static electricity around the bristle material 1 according to the first embodiment. Covered by.

  The antistatic resin material 9 is a resin material formed by a well-known and commonly used technique. For example, the material is not particularly limited as long as it is made of carbon fiber or the like and can suppress or prevent the generation of static electricity. Further, the material and the formation thickness of the antistatic resin material 9 are appropriately selected according to the workpiece to be processed.

  Since the other structure and use of the bristle material 1 are the same as those in the case of the bristle material of the first embodiment, a duplicate description is omitted.

As described above, according to the bristle material 1 of the fourth embodiment, the same effects as those of the first bristle material 1 of the first embodiment are exhibited, and the following effects are exhibited.
That is, the bristle material 1 according to the fourth embodiment covers the periphery of the bristle material 1 according to the first embodiment with an antistatic resin material 9 that is a resin material that suppresses or prevents the generation of static electricity. Therefore, it has more static electricity prevention materials than the case of the bristle material 1 of the first embodiment, and the generation of static electricity can be more effectively suppressed or prevented.

  Although one embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment and can be modified as appropriate. For example, in the bristle material 1 according to the fourth embodiment, the brush bristle material 1 according to the first embodiment has been described as being covered with the antistatic resin material 9, but the present invention is not limited thereto. The brush bristle material 1 according to the second embodiment or the third embodiment may be covered with an antistatic resin material 9. As a result, the same effect as in the fourth embodiment can be expected.

  Moreover, in the said Embodiment 1, although the example which produces a bristle by knitting or bundling the four bristle materials 1 was shown, it is not limited to this, Less than 3 or 5 or more The brush hair may be produced by knitting or bundling the brush bristle material 1.

  Moreover, in the said Embodiment 1, although the brush provided with the bristle material 1 which concerns on the said Embodiment 1 was demonstrated, it is not limited to this, The brush bristle material 1 which concerns on the said Embodiment 2-4 The provided brush can also be produced. Thereby, the brush provided with the characteristic of the bristle material 1 which concerns on the said Embodiment 2-4 can be provided.

  In the first to fourth embodiments, the brush bristle material 1 used for grinding / polishing a workpiece, which is a part of an industrial product, has been described as an example. However, the present invention is not limited to this. The present invention can also be applied to objects and products that do not generate static electricity, such as carpets, sofas, and vacuum cleaners used in ships, various vehicles, and the like. In this case, use of the metal brush bristle material 2 or abrasive grains can be omitted depending on the application.

  In the third embodiment, the metal brush bristle material 2 is described as being provided. However, instead of the metal brush bristle material 2, softer materials such as animal fibers, plant fibers, and rubbers are used. Brush hairs made of one or more materials selected from sponge and leather can also be used. Thus, the present invention can be applied not only to brushes used for processing industrial products but also to brushes used for animals such as pets.

DESCRIPTION OF SYMBOLS 1 Brush bristle material 2 Metal brush bristle material 3 Antistatic brush bristle material 4 Core part 5 Abrasive mixed resin material 6 Resin brush bristle material 7 Paper brush bristle material 8 Resin material 9 Antistatic resin material

Claims (5)

  It is formed by mixing abrasive grains with resin around the core part that has a linear metal brush bristle material and an antistatic brush bristle material that is a linear brush bristle material that suppresses or prevents the generation of static electricity. A brush bristle material that is covered with a resin material mixed with abrasive grains.   Around the core part including a linear metal brush bristle material, an antistatic brush bristle material that is a linear brush bristle material that suppresses or prevents static electricity generation, and a linear paper brush bristle material, A bristle material characterized by being covered with a resin material.   The bristle material according to claim 1 or 2, wherein said core material part further has a linear resin brush bristle material.   The brush hair according to any one of claims 1 to 3, wherein the brush hair material is covered with an antistatic resin material that is a resin material that suppresses or prevents generation of static electricity. Material. A brush comprising the brush bristle material according to any one of claims 1 to 4.

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