JP5366280B2 - Brush roll and brush unit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a brush roll cleaning a surface to be cleaned with a uniform force, and reducing the cost of manufacturing. <P>SOLUTION: The brush roll has a number of rod-like channel brushes 1 detachably attached to the outer surface of a cylindrical roll in such a state as approximately parallel in the axial direction. Each channel brush 1 is formed of a brush piece 2, a strip-shaped body 3 and a core wire 8. The channel brush 1 is formed by folding the brush piece 2 at the center area and holding the brush piece between the core wire 8 and the strip-shaped body 3. The strip-shaped body 3 has a U-shaped cross section, and both long plate-shaped side surfaces of the strip-shaped body 3 are bent like waves to alternately and successively form projections 3a and recesses 3b in the longitudinal direction in such a way as symmetrical relative to the center line in the longitudinal direction on which the center wire 8 is disposed as the strip-shaped body 3 is seen from the upper surface. The lowermost point 3c of each recess 3b is an approximately V-shaped groove from the upper end to the vicinity of the bottom of the strip-shaped body 3. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a brush roll in which a large number of channel brushes are detachably attached to an outer peripheral surface of a roll shaft in an axial direction, and a brush unit used for the brush roll.

  Conventionally, there are several types of brush rolls used for polishing finishing of steel plates, aluminum plates, and the like using channel brushes as a method of planting hair material on the outer peripheral surface of the roll shaft. For example, a channel brush is made of metal and has a linear long channel with a U-shaped cross section as a base member, and a bristle material that is folded in a U shape by pressing the core wire is fitted over the entire length of the channel groove. There is a thing of a complicated structure (patent document 1). Moreover, there exists what formed the wide part and narrow part of the bristle material of a channel brush alternately (patent document 2). Furthermore, there is one in which a portion where the bristle length of the channel brush is cut and a portion where the hair length is not cut are alternately formed (Patent Document 3).

Japanese Patent Laid-Open No. 2000-245531 Japanese Utility Model Publication No. 63-61926 Japanese Utility Model Publication No. 64-10227

  In the brush roll of the above-mentioned patent document 1, since a gap is generated between adjacent channel brushes, it is difficult to perform cleaning with a uniform force on the surface to be cleaned. Moreover, since the brush roll of patent document 2 and 3 winds a channel brush around a roll axis | shaft, the front-end | tip part of bristle material will spread and a metal channel will also deform | transform. For this reason, the density of the hair material is lowered and the manufacturing cost is increased. In particular, the channel brush described in Patent Document 3 takes time and effort to cut the hair material, and the manufacturing cost is high.

  The present invention has been made in view of the above points, and an object of the present invention is to provide a brush roll that can clean the surface to be cleaned with a uniform force while keeping the density of the hair material high and can reduce the manufacturing cost.

In the first aspect of the present invention, in the brush roll in which a large number of rod-shaped channel brushes are detachably attached to the outer peripheral surface of the cylindrical roll in a substantially parallel manner with the axial direction thereof, the channel brush includes a brush piece, A belt-like body and a core wire, wherein the belt-like body is substantially U-shaped in cross section, and when viewed from the top surface, the belt-like body is approximately the center line in the longitudinal direction in which the core wire is disposed. In order to be symmetrical, both side portions of the long plate shape are bent in a wave shape, and convex portions and concave portions are formed alternately and continuously in the longitudinal direction, and the left and right convex portions from one of the concave portions. The brush piece has a substantially V-groove shape , and the brush piece is formed with an inclined surface at the tip of the brush piece so that the front part is low and the rear part is high with respect to the rotation direction of the brush roll. It is characterized in that there. Therefore, when a plurality of channel brushes are arranged in parallel so that the convex portions and concave portions of each channel brush are in contact with each other, it is possible to perform uniform cleaning on the surface to be cleaned while keeping the density of the hair material high. it can. In addition, since the shape from one of the concave portions to the left and right convex portions is a substantially V-groove shape, the brush pieces are not displaced in the longitudinal direction of the channel brush, and the brush pieces are channel brushes with high density. Can be formed between the recesses in the longitudinal direction. Furthermore, the brush roll has a band-shaped region in which the bristles of the brush piece formed in the region of the band-shaped body surrounded by the convex portions on the both sides are surrounded by the concave portions in the channel brush. The brush piece formed in the area of the belt-like body surrounded by the convex portions on both side surfaces during cleaning is stressed from the surface to be cleaned. Can be dispersed in the region of the belt-like body where the brush pieces surrounded by the recesses are formed on both sides, so that uniform and smooth cleaning can be performed without generating brush marks on the surface to be cleaned. Can do.

  The invention of claim 2 is characterized in that, in the brush roll of claim 1, the surfaces forming the convex portions and the concave portions are formed in a substantially flat surface. Therefore, when a plurality of channel brushes are arranged in parallel, they can be arranged up to a position where the convex portions and the concave portions come into contact with each other, and are uniform with respect to the surface to be cleaned while keeping the density of the hair material high. Cleaning can be performed.

  According to a third aspect of the present invention, in the brush roll of the first or second aspect, the band-shaped body of the channel brush is characterized in that crimped portions are formed on both side surface portions. Therefore, it is possible to prevent the brush piece from coming off the belt-like body when using the brush roll.

  According to a fourth aspect of the present invention, in the brush roll according to any one of the first to third aspects, a plurality of channel brush strips arranged in parallel are integrally connected via an attachment member to form a brush unit, The brush unit is detachably attached to the outer peripheral surface of the cylindrical roll. Therefore, by attaching the channel brush to the brush unit in advance, the cylindrical roll can be easily attached to and detached from the outer peripheral surface.

  In invention of Claim 5, it is a brush unit used for the channel brush in the brush roll of any one of Claims 1-3, Comprising: This brush unit is strip | belt shape of the several channel brush arrange | positioned in parallel. It is characterized in that the bodies are integrally connected via an attachment member. Therefore, the surface to be cleaned can be uniformly cleaned while keeping the density of the hair material high, and the cylindrical roll can be easily attached to and detached from the outer peripheral surface.

  According to the first to third aspects of the present invention, the density of the brush pieces can be increased, uniform and smooth cleaning can be performed without generating brush marks on the surface to be cleaned, and the manufacture of the channel brush is easy. Therefore, the manufacturing cost of the brush roll can be reduced. In addition, since the channel brush is not wound around the cylindrical roll, the tip of the brush portion does not spread, and the strip of the channel brush does not deform, so the density of the brush pieces may be reduced. Absent. Further, in the inventions of claims 4 and 5, since the cylindrical roll can be easily attached to and detached from the outer peripheral surface, the manufacturing cost can be reduced and the replacement when the channel brush is worn down can be reduced. Work can be done easily.

  Next, embodiments of the present invention will be described with reference to the drawings. Fig.1 (a) is a perspective view which shows 1st Embodiment of the channel brush used for the brush roll of this invention, FIG.1 (b) is the same top view. FIG. 2 is a plan view showing a second embodiment of the channel brush used in the brush roll of the present invention. The channel brush 1 is formed by a brush piece 2, a strip 3 and a core wire 8. The channel brush 1 is formed such that the brush piece 2 is folded from the center and sandwiched between the core wire 8 and the belt-like body 3, and the belt-like body 3 has a substantially U-shaped cross section, When viewed from above, the long plate-like side surfaces are bent in a wave shape so as to be substantially symmetrical with respect to the longitudinal center line on which the core wire 8 is disposed. Are formed alternately and continuously in the longitudinal direction. In addition, the uppermost point of the convex portion 3a has an R shape, and the lowermost point 3c of the concave portion 3b has a substantially V-groove shape extending from the upper end portion to the bottom portion in the height direction of the strip 3. Here, the surface which forms the convex part 3a and the recessed part 3b is formed in the substantially plane. Therefore, when a plurality of channel brushes are arranged in parallel, the density of the brush pieces can be increased, and the surface to be cleaned can be uniformly cleaned. Moreover, as shown in FIG. 2, the convex part 3a and the recessed part 3b can also have a V-shaped form which has a corner | angular part, and the substantially whole surface of the surface which forms the convex part 3a and the recessed part 3b is formed in a plane. These forms are also included in the present invention.

  Fig.3 (a) is a perspective view which shows 3rd Embodiment of the channel brush used for the brush roll of this invention, FIG.3 (b) is the same sectional drawing. As shown in these figures, in the channel brush 1a of the present embodiment, crimped portions 3d are formed on both side portions of the belt-like body 3. This caulking portion 3d can prevent the brush piece 2 from coming off the belt-like body 3 when the brush roll 1a is used. As shown in the channel brushes 1b and 1c in FIGS. 3C and 3D, there are various positions and shapes of the crimping portions 3e and 3f, and can be selected as appropriate. In addition, a steel plate, a SUS plate, an aluminum plate, or the like is used as the material for the strip 3.

  FIG. 4A is a perspective view showing a fourth embodiment of a channel brush used in the brush roll of the present invention, and FIG. 4B is an explanatory view thereof. In the channel brush 1 d of this embodiment, a plurality of claw portions 4 are formed on both side surface portions of the strip 3. The claw portion 4 is bent inward and enters the brush piece 2. Further, since the tip of the claw portion 4 is located above the core wire 8, it is possible to prevent the core wire 8 from shifting upward and to prevent the brush piece 2 from shifting in the longitudinal direction of the channel brush 1d.

  FIG. 5 is a plan view showing the double brush unit. The double brush unit 50 shown in FIG. 5 has a configuration in which the channel brush 1 shown in FIG. 1 is arranged in parallel on the mounting bracket 5 in which the mounting hole 5a is formed. Here, on the side surface side of the channel brush 1, each of the strips 3 is arranged so that a part of the surface forming the convex part 3 a and a part of the surface forming the concave part 3 b are in contact with each other. Therefore, the density of the brush pieces 2 can be increased, and uniform cleaning can be performed on the surface to be cleaned. The double brush unit 50 includes two channel brushes 1 arranged in parallel, but a configuration in which three or more channel brushes 1 are arranged in parallel is also included in the present invention.

  FIG. 6 is a perspective view showing a manufacturing state of the channel brush. Here, 19 is a vertical roll, 20 is a base, and 29 is a horizontal roll. First, the long roll-shaped body 3 having a substantially U-shaped cross-section is installed on the upper part of the strip-shaped body 3 so that the central portion of the brush piece 2 having a predetermined length is orthogonal, and the vertical roll 19 is used. Then, the brush piece 2 is sandwiched by the core wire 8, and the core wire 8 is pushed into the inside of the approximately U-shape of the strip 3. Next, the belt-like body 3 is crimped from both sides using the lateral rolls 29 formed on both sides of the belt-like body 3. As a result, a channel brush having the brush piece 2 with the center portion sandwiched between the belt-like body 3 and the core wire 8 and folded is formed. Furthermore, the convex part 3a and the concave part 3b mentioned above are formed by the uneven | corrugated | grooved part formation apparatus which is not shown in figure, and the channel brush 1 shown in FIG. 1 is manufactured. Moreover, it is also possible to form the convex part 3a and the concave part 3b with the horizontal roll 29, without using the uneven | corrugated | grooved part formation apparatus which is not shown in figure. Furthermore, after manufacturing the strip | belt-shaped body 3 in which the convex part 3a and the recessed part 3b were formed previously, the brush piece 2 is pinched | interposed with the core wire 8, the core wire 8 is pushed into the inside of the strip | belt-shaped body 3, and strip | belt-shaped with the horizontal roll 29 The channel brush 1e having the shape shown in FIG. 2 can be manufactured by caulking the body 3 from both sides.

  FIG. 7 is an end view of the brush roll of the present invention, and FIG. 8 is a longitudinal sectional view of the brush roll. The brush roll 100 is detachably screwed on the outer peripheral surface of the cylindrical roll 101 in a state where a large number of double brush units 50 are in close contact with each other in parallel and inclined about 7 degrees with respect to the roll axis. It has a stopped configuration. As shown in FIG. 5, the double brush unit 50 has a configuration in which two channel brushes 1, 1 are combined in parallel by a mounting bracket 5. The rotating shaft 102 of the brush roll 100 is assembled to end plates 103 that are respectively attached to both ends of the cylindrical roll 101. By using the double brush unit 50, the attachment / detachment of a large number of channel brushes to the outer peripheral surface of the cylindrical roll 101 can improve the work efficiency. The double brush unit 50 can be applied to a combination of a plurality of three or more.

  FIG. 9 is an enlarged view of the brush piece 2 of the brush roll 100 described above. As shown in this figure, the tip portion of each brush piece 2 is formed with an inclined surface so that the front portion 2a is lower and the rear portion 2b is higher than the rotation direction of the brush roll indicated by the arrow. . Therefore, since the inclined surface of the brush piece 2 comes into contact with the surface to be cleaned, the contact area is increased and the cleaning effect can be increased.

  In addition, it cannot be overemphasized that various embodiment can be taken in the range which does not deviate from the meaning of this invention.

  In the brush roll of the present invention, a channel brush is detachably attached to an outer peripheral surface of a cylindrical roll, and is used for polishing finishing of a steel plate, an aluminum plate or the like or surface finishing of a resin plate.

The figure which shows 1st Embodiment of the channel brush used for this invention. The figure which shows 2nd Embodiment of the channel brush used for this invention. The figure which shows 3rd Embodiment of the channel brush used for this invention. The figure which shows 4th Embodiment of the channel brush used for this invention. The top view which shows a double brush unit. The perspective view which shows the manufacture state of a channel brush. The end view of the brush roll of this invention. The longitudinal cross-sectional view of the brush roll of this invention. The enlarged view of a brush piece.

Explanation of symbols

1, 1a, 1b, 1c, 1d, 1e Channel brush 2 Brush piece 2a Front part 2b Rear part 3 Band-shaped body 3a Convex part 3b Concave part 3c Bottom point
3d, 3e, 3f Caulking portion 4 Claw portion 5 Mounting bracket 5a Mounting hole 8 Core wire 19 Vertical roll 20 Base 29 Horizontal roll 50 Dual brush unit 100 Brush roll 101 Cylindrical roll 102 Rotating shaft 103 End face plate

Claims (5)

In the brush roll in which a large number of rod-shaped channel brushes are detachably attached to the outer peripheral surface of the cylindrical roll in a substantially parallel manner with the axial direction thereof, the channel brush comprises a brush piece, a strip-shaped body, and a core wire. The band-like body has a substantially U-shaped cross section, and is long so as to be substantially symmetric with respect to a longitudinal center line on which the core wire is disposed when the band-like body is viewed from above. Both plate-like side surface portions are bent in a wave shape, and convex portions and concave portions are formed alternately and continuously in the longitudinal direction. The shape from one of the concave portions to the left and right convex portions is substantially V. The brush piece has a groove shape , and the brush piece is formed with an inclined surface at the front end portion of the brush piece so that the front portion is low and the rear portion is high with respect to the rotation direction of the brush roll. roll.   The brush roll according to claim 1, wherein the surfaces forming the convex portions and the concave portions are substantially flat.   The brush roll according to claim 1 or 2, wherein the band-like body of the channel brush has crimped portions formed on both side surface portions.   A plurality of channel brush strips arranged in parallel are integrally connected via an attachment member to form a brush unit, and the brush unit is detachably attached to the outer peripheral surface of the cylindrical roll. The brush roll according to any one of claims 1 to 3.   It is a brush unit used for the channel brush in the brush roll of any one of Claims 1-3, Comprising: This brush unit connects the strip | belt bodies of the several channel brush arrange | positioned in parallel via an attachment member. A brush unit characterized by being integrally connected together.

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