JPH078323A - Brush part assembly for toothbrush, manufacturing method thereof, and toothbrush - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a toothbrush brush portion and a method for producing the toothbrush portion, which can speed up the production of the toothbrush brush portion and thus reduce the cost. A plurality of brush parts having bristles bundled on a flocking table are connected to each other in at least one direction via cut lines that can be divided for each brush part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a brush part assembly for a toothbrush, a method for manufacturing the same, and a toothbrush. More specifically, it is possible to speed up the manufacturing of the brush part of the toothbrush, thereby reducing the cost. The present invention relates to a brush part of a toothbrush, a manufacturing method thereof, and a toothbrush using the brush part.

[0002]

2. Description of the Related Art A toothbrush has a structure in which a brush portion, in which a plurality of bristles bundles each including a plurality of bristles are planted on a bristle implanting table, is attached to a brush portion mounting portion provided on a tip side of a grip portion. is there. This type of toothbrush
The brush portion is fixedly attached to the brush portion mounting portion, or is replaceably attached and used. Conventionally, the brush parts are manufactured one by one.

[0003]

However, the above-mentioned conventional brush section has a drawback that the production rate per piece is slow and therefore the cost is very high. Therefore,
An object of the present invention is to provide a toothbrush brush part and a method for manufacturing the toothbrush part, which can speed up the manufacturing of the toothbrush brush part and thus can reduce the cost.

[0004]

As a result of various studies on the method for reducing the cost of the brush portion, the present inventor has found that, when manufacturing the brush portion, a large number of steps are required for implanting the bristle bundle on the bristle implanting table. Focusing on the time required,
It has been found that the above problems can be solved by adopting a form in which the bristles bundle can be transplanted on a large number of hair transplant bases at one time.

The present invention has been made on the basis of the above-mentioned findings, and a plurality of brush parts in which bristle bundles are transplanted on a bristle transplanting table are connected in at least one direction via a cutting line that can be divided for each brush part. The present invention provides a brush part assembly for a toothbrush.

As a preferred method for manufacturing the brush part assembly for a toothbrush of the present invention, the present invention provides a plurality of brush parts having bristle bundles planted on a bristle implant table, and a cutting line which can be divided for each brush part. A method of manufacturing a brush part assembly for toothbrushes, which is connected in a grid pattern in a vertical direction and a horizontal direction via a plurality of cut lines in a vertical direction and a horizontal direction, respectively, in a substrate for forming a hair transplant table. A method for manufacturing a brush part assembly for a toothbrush, characterized in that a bristle bundle is flocked all over the surface of the substrate after a plurality of flocking table forming parts are provided in a grid pattern. is there.

[0007]

According to the brush part assembly for a toothbrush of the present invention,
A user of a toothbrush obtains one brush part by folding a plurality of toothbrush brush part assemblies with his / her finger, and attaches the brush part to a brush part attachment part provided on the tip side of the toothbrush gripping part. It can be attached and used.

Further, according to the method for manufacturing a brush part assembly for a toothbrush of the present invention, the bristle bundle can be flocked at one time to a plurality of flocking table forming parts provided on the substrate for forming a flocking table. Therefore, a plurality of the above brush parts are manufactured at one time, and the production speed per one is high.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the brush part assembly for a toothbrush of the present invention will be described below with reference to the drawings together with an embodiment of a method for manufacturing the brush part assembly. FIG. 1 is a perspective view showing an embodiment of a brush part assembly for a toothbrush of the present invention.

The brush part assembly for the toothbrush of this embodiment is
As shown in FIG. 1, a large number of bristle bundles 2 made up of a plurality of bristles are planted on a flat substrate 7 having a rectangular outer periphery. However, in FIG.
Only a few bristles bundles 2 near the corner are drawn,
The two-dot chain line connecting the bristles bundles 2 indicates that the bristles bundle 2 that is planted in that portion is omitted.

As shown in FIG. 1, the toothbrush brush assembly of the present embodiment has a plurality of brush parts 4, 4 ,. ． Are cut lines 6, 6 ,. ． Are connected in a vertical and horizontal direction in a grid pattern.

To further describe the brush part assembly 1 for toothbrushes of the present embodiment, a plurality of the flocking base forming parts 3 ', 3' ,. ． Each of the score lines 6, 6 ,. ． After being separated at 1, the hair transplantation table 3 becomes one. The brush portion 4 is used by attaching the bristling table 3 and the bristle bundle 2 bristled on the flocking table 3 to the brush portion mounting portion provided on the tip side of the grip portion of the toothbrush. Is.

Then, the brush part assembly 1 for the toothbrush described above.
In the manufacturing method according to the present embodiment, a plurality of cut lines 6, 6 ,. ． Is provided, and a plurality of flocking base forming portions 3 ', 3' ,. ． Then, the bristle bundle 2 is flocked on the entire surface of the substrate 7 at a time.

The bristles planted in the brush part assembly 1 for toothbrushes have bristles that are uniform in length, rounded to make sharp bristles in a cut state, or spherical blisters at bristles. The tip of the hair to be provided is spherically processed. Regarding these hair alignment and rounding processing, or spherical tip processing, after bristling the bristle bundle 2 on the substrate 7 for forming the bristle implantation base, the hair alignment and rounding processing is performed.
Alternatively, it is sufficient to bundle the bristle bundle 2 with the spherically-shaped bristle yarn having the spherically bulged portion at the tip thereof and to plant the hairs on the bristle bundle forming substrate 7. The number of the connected brush parts 4 in the toothbrush brush part assembly 1 is at least several, and preferably 50 to 100 or more.

With the brush part assembly 1 for toothbrushes of the present embodiment having the above-mentioned structure, a plurality (a large number) of the brush parts 4 can be manufactured collectively by the manufacturing method of the above embodiment. Therefore, the production speed of each of the brush parts 4 is increased. Therefore, it is possible to manufacture the brush part 4 at an extremely low price. For example, the cost of manufacturing the toothbrush brush part assembly 1 of the present embodiment in which a large number of the brush parts 4 are connected is one by one. This comes close to the cost of one of the brush parts 4 that was manufactured.

FIG. 2 is a perspective view showing a second embodiment of the brush part assembly for a toothbrush of the present invention. In FIG. 2, the brush part assembly is divided into brush parts 4 one by one. The method of is also shown together. The brush unit assembly 1'of the second embodiment includes a plurality of brush units 4, 4 ,. ． Are connected in one direction, and the brush unit assembly 1 of the first embodiment is connected to appropriate brush units 4, 4 ,. ． It can be obtained by dividing the brush part assembly into a single row so that the number of the brush part assemblies is 1 and the brush part assembly 1'is preferable when the toothbrush brush part assembly is sold. Also in the brush part assembly 1'of the second embodiment, the same effect as that of the first embodiment is obtained.

Next, an embodiment of a toothbrush using one brush portion 4 obtained by dividing the toothbrush brush portion assembly 1 or 1'of the present invention will be described. FIG. 3 is an exploded perspective view showing an embodiment of a toothbrush in which the brush portion 4 is used by being attached to a brush portion mounting portion 8 provided on the distal end side of the grip portion 5, and FIG. 4 is a perspective view showing the toothbrush after bonding No. 4 with the grip portion 5 side omitted. FIG.

In the toothbrush of this embodiment, as shown in FIGS. 3 and 4, a step having a height substantially equal to the thickness of the bristle implanting base 3 of the brush portion 4 is provided on the tip side of the grip portion 5, and the tip thereof is provided. It is a flat plate part having the same size as the flocking table 3, and an adhesive is applied to the flat plate part or the lower surface of the flocking table 3 to bond the brush part 4. After adhering the brush portion 4, it is preferable to appropriately remove or polish the flat surface portion or the angular surface of the flocking table 3.

FIG. 5 shows a second toothbrush in which the brush portion 4 is attached to a brush portion mounting portion 8'of a different type from the above, which is provided on the tip side of the grip portion 5, by fitting.
FIG. 3 is an exploded perspective view showing the embodiment of FIG.

As shown in FIG. 5, the toothbrush of the second embodiment has a concave portion (brush) surrounded by a step having the same height as the thickness of the bristle implanting base 3 of the brush portion 4 on the tip side of the grip portion 5. Part attachment portion) 8 ', and the shape and size of the recessed portion 8'are made substantially the same as those of the flocking table 3, and the stepped portion has a groove shape into which the flocking table 3 can be fitted. The brush portion 4 is fixed by pushing the flocking table 3 into the concave portion 8 '. Various methods are appropriately used for fitting the brush portion 4, and in addition to the groove shape,
It is also possible to adopt a fitting method in which the concave portion 8 ′ and the flocking table 3 are provided with irregularities. Further, by making the fitting of the brush portion 4 removable, the brush portion 4 can be replaced.

The brush part assembly for toothbrushes of the present invention is not limited to the above embodiment, and a plurality of brush parts in which bristle bundles are planted on the bristle implanting base can be divided for each brush part. It is sufficient that they are connected in at least one direction via a score line.

The method for manufacturing a brush part assembly for a toothbrush according to the present invention is not limited to the above-mentioned embodiment, and a plurality of cuts are formed in the flocking base forming substrate in the longitudinal direction and the lateral direction, respectively. It suffices that a line is provided and a plurality of flocking base forming portions are provided in a grid pattern, and then a bristle bundle is flocked at one time on the entire surface of the substrate.

[0023]

According to the brush part assembly for a toothbrush and the method of manufacturing the same of the present invention, the manufacturing of the brush part of the toothbrush can be speeded up, and therefore the cost can be reduced.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a brush part assembly for a toothbrush of the present invention.

FIG. 2 is a perspective view showing a second embodiment of the brush part assembly for a toothbrush of the present invention together with a method for dividing the brush part assembly into toothbrushes one by one.

FIG. 3 is an exploded perspective view showing an embodiment of the toothbrush in which the brush part is used by being attached to the brush part mounting part provided on the tip side of the grip part by adhesion.

FIG. 4 is a perspective view showing a toothbrush made by adhering the brush portion of FIG. 3 with the grip portion side omitted.

FIG. 5 is an exploded perspective view showing a second embodiment of the toothbrush in which the brush portion is used by being fitted to another brush portion mounting portion provided on the tip side of the grip portion by fitting.

[Explanation of symbols]

 1 Brush part assembly for toothbrush 1'Brush part assembly for toothbrush 2 Bristle bundle 3 Flocking table 3'Flocking table forming part 4 Brush part 6 Cut line 7 Substrate 8 Brush part mounting part 8'Brush part mounting part

Claims (5)

[Claims] 1. A toothbrush brush part, characterized in that a plurality of brush parts having bristles bundled on a flocking table are connected in at least one direction via a cut line that can be divided for each brush part. Aggregation. 2. The toothbrush brush part assembly according to claim 1, wherein the plurality of brush parts are connected in a grid pattern in the vertical and horizontal directions. 3. A toothbrush brush in which a plurality of brush parts having bristles bundled on a flocking table are connected in a grid pattern in the vertical and horizontal directions through cut lines that can be divided for each brush part. A method of manufacturing a partial assembly, wherein a substrate for forming a flocking table is provided with a plurality of cutting lines in each of a longitudinal direction and a lateral direction thereof to provide a plurality of flocking table forming parts in a grid pattern, A method for manufacturing a brush part assembly for a toothbrush, which comprises bristling bristles at one time on the entire surface of the substrate. 4. A brush part obtained by dividing the toothbrush brush part assembly according to claim 1 is attached by adhesive to a brush part attachment part provided on the tip side of the grip part. toothbrush. 5. A single brush part obtained by dividing the brush part aggregate for toothbrushes according to claim 1 is attached by fitting to a brush part attachment part provided on the tip side of the holding part. Toothbrush.