JP3051361B2 - Rotating roll brush - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotary roll brush for removing slag and polishing a surface of a rolled steel plate or the like.

[0002]

2. Description of the Related Art Japanese Utility Model Laid-Open No. 5-63762 discloses a polishing brush material in which a number of polishing members holding a polishing rod at the tip of an elastic wire are embedded along the outer peripheral edge of a plastic fan-shaped board. .

[0003] The above-mentioned polishing brush material is obtained by inserting a large number of polishing members into a mold for forming a fan-shaped board and then injecting a plastic material into the mold so that the elastic wire of each polishing member is formed simultaneously with the formation of the fan-shaped board. Is molded in the outer peripheral edge of a plastic fan-shaped board, and a number of polishing members are planted along the outer peripheral edge. This polishing brush material is fitted with a fan-shaped board into a mounting groove recessed on the outer peripheral surface of the roll, so that a large number of polishing brush materials are mounted along the roll axis to form a roll brush. .

[0004]

In the polishing of a rolled steel sheet by a roll brush, the polishing rod is worn out and requires periodic replacement. However, in the conventional polishing brush material in which the polishing member is directly embedded in the plastic fan-shaped board as described above, if the polishing rod is worn, the entire polishing brush material including the board must be replaced and discarded. It has uneconomical problems.

[0005] In addition, the above-mentioned abrasive brush material is exposed to high temperature due to intense vibration generated during the polishing of the rolled steel sheet and high frictional force between the abrasive rod and the abrasive surface, and the plastic fan-shaped board tends to deteriorate. In addition, there is a problem that the wire of the polishing member comes off from the buried portion due to these impacts and easily falls off.

Also, since a large number of polishing members are directly embedded in the fan-shaped board as described above, a plurality of molds for forming a fan-shaped board for each pitch are prepared in advance in order to cope with the change in the pitch of the polishing members. It has uneconomics that must be done.

According to the present invention, an anchor block is provided at the base end of an elastic wire supporting a polishing rod, and this anchor block is removably fitted into a number of notches provided along the outer peripheral edge of the plate. An easy-to-assemble, low-cost rotary roll brush that can easily set a large number of polishing rods on a plate, achieves a reliable drop-off prevention effect, and can easily respond to the change in the setting pitch of abrasives. provide.

[0008] As a means thereof, a ring-shaped plate or a plate in which a polishing rod is formed at one end of an elastic wire and an anchor block is held at the other end, and a plurality of notches are provided at intervals along the outer peripheral edge. Prepare the arc plate. The ring-shaped plate or the arc-shaped plate is formed by punching a metal plate such as a steel plate together with the cutout, and the anchor block is removably fitted into the cutout from one side of the plate.

A first engaging portion which engages with one side surface of the edge portion of the notch forming wall to prevent the anchor block from escaping to the side surface opposite to the fitting / unsealing side surface; Mouth formation wall
A second locking portion is provided for engaging with the inner wall surface and preventing the plate from escaping to the outer peripheral surface side. In this manner, by inserting and anchoring the anchor block in the notch, a polishing brush material in which a polishing material (polishing rod) is planted along the outer peripheral edge of the plate can be formed.

[0010] The above-mentioned polishing brush material can easily form the erected state only by fitting the anchor block into the notch, and is easy to assemble.

In addition, by selecting a plurality of cutouts provided in the plate and planting the abrasive, it is possible to easily cope with the pitch change of the abrasive.

When a large number of the ring-shaped or brush-shaped abrasive brushes are fitted or mounted along the outer peripheral surface of the roll, a plate of the abrasive brush material adjacent to one side of the anchor block in the roll axis direction is provided. The anchor block is sandwiched between the adjacent plates by pressing one side, thereby preventing the anchor block from escaping in the fitting direction and reliably preventing the anchor block from escaping to the outer peripheral surface side of the plate.

At this time, the anchor block is interposed between the adjacent plates to form a gap for ventilation and water flow, so that a heat release or cooling effect can be exhibited during the cleaning by the roll brush.

[0014]

FIG. 1 shows an embodiment of the present invention.
6 through FIG.

Reference numeral 2 denotes an abrasive material, 3 denotes an arc-shaped plate which is mounted on the outer peripheral surface of the roll by implanting the abrasive material 2, and 4 denotes a ring-shaped plate.
A number of notches 5 are formed at intervals along the outer peripheral edge of the notch 4, and an anchor block 6 provided in the abrasive 2 is fitted into and removed from each of the notches 5 from one side opening of the notch 5. A polishing brush having a large number of abrasives 2 planted along the outer peripheral edges of the plates 3 and 4 while being freely fitted and moored so as to prevent escape from the other opening and the upper opening of the cutout 5. The material 1 is formed.

More specifically, as shown in FIGS.
A number of polishing chips are condensed into a cylindrical shape or the like with a heat-resistant resin to form a polishing rod 2a, and the polishing rod 2a is crimped to one end of a known elastic wire 7 made of, for example, a twisted steel wire.
b, and a metal anchor block 6 is connected to the other end to form the abrasive 2. Polishing rod 2a
The wire 7 stands upright due to the rigidity of the wire 7 and can be displaced while elastically deforming the wire 7 when an external force is applied to the tip.

On the other hand, as shown in FIG. 2, a number of notches 5 are arranged at intervals along the outer peripheral edges of the plates 3 and 4. Notch 5 formed in the outer peripheral edge of each of plates 3 and 4
Is one side 3 of the arc-shaped plate 3 or the ring-shaped plate 4
a, 4a and the other side surfaces 3b, 4b and the outer peripheral surfaces 3c, 4c, respectively.

As shown in FIG. 3, the anchor block 6 is removably fitted into the notch 5 from one side 3a, 4a of the plates 3, 4 through one side opening of the notch 5. One side 6a of the block 6 is provided with a first locking portion 8 which engages with the formation wall 5b of the cutout 5 to prevent the other side surfaces 3b, 4b from escaping from the other side opening. The portion 6b is provided with a second locking portion 9 which engages with the wall 5b of the cutout 5 to prevent the plates 3 and 4 from escaping from the upper openings on the outer peripheral surfaces 3c and 4c side. At this time, the anchor block 6 can be fixed in the cutout 5 with an adhesive.

As shown in FIG. 1 and the like, the anchor block 6 is formed of a substantially rectangular block as a whole, and one side of a planting portion 6c on which the polishing rod 2 is planted, that is, one side of the anchor block 6. On both sides of the portion 6a, a first locking portion 8 is formed, for example, a horizontal locking step portion 8 'extending vertically.
Further, the lower end of the planting portion 6c, that is, the anchor block 6
Is formed at the lower end of the second lock portion 9, for example, an upward lock step 9 'extending in the lateral direction. The second locking portion 9
And the steps 8 ', 9' forming the first locking portion 8 are connected to each other at substantially right angles. That is, in the anchor block 6 shown in FIG. 1, the first locking portion 8 and the second locking portion 9 are formed by connecting the step portions 8 'and 9' in an L-shape on both sides of the planting portion 6c. .

The anchor block 6 shown in FIG.
A second locking portion 9 formed of a concave curved surface that curves in the vertical direction is formed on both sides of the planting portion 6c facing the inner wall of the cutout 5.

The anchor block 6 shown in FIG.
A wedge-shaped second locking portion 9 is formed by making both side surfaces of the implanted portion 6c inclined surfaces that converge upward.

Although not shown, the first and second locking portions 8 and 9 may be formed by protrusions.

As shown in FIG. 2A, a mounting plate 3 for mounting on an outer peripheral surface of a roll 10 described later is provided on the arc-shaped plate 3.
d is protruded substantially at the center of the inner peripheral surface 3e of the plate 3, and the mounting plate 3d is fitted into a mounting groove 10b formed along the axial direction of the outer peripheral surface 10a of the roll 10 to be described later. The inner peripheral surface 3e is seated on the outer peripheral surface 10a of the roll 10. Preferably, the mounting plate 3d is formed in a wedge shape, or a locking portion is provided on the mounting plate 3d to form the mounting groove 1d.
0b in the roll radial direction.

The ring-shaped plate 4 shown in FIG. 2B defines a mounting hole 4d to be mounted on the outer peripheral surface 10a of the roll 10, and the plate 4 is inserted into the roll 10 through the mounting hole 4d. The inner peripheral surface 4e of the plate 4 is seated on the outer peripheral surface 10a of the roll 10. In the same manner as described above, a mounting plate 3d for mounting on the outer peripheral surface of the roll 10 described later projects from the inner peripheral surface 4e of the plate 4, and the mounting plate 3d is attached to the outer peripheral surface 10a of the roll 10 described later. The inner peripheral surface 4e of the plate 4 is seated on the outer peripheral surface 10a of the roll 10 by fitting into the mounting groove 10b formed along the axial direction. At this time, the mounting plate 3d is formed in a wedge shape, or the mounting plate
b to prevent the roll from escaping in the radial direction of the roll.

As a specific example of the notch 5, as shown in FIG. 2, a lower groove 5c for tightly fitting the second locking portion 8 of the anchor block 6 is formed, and the lower groove 5c is formed above the lower groove 5c. An upper groove 5d for closely fitting the planting portion 6c is provided continuously, the upper groove 5d is formed narrower than the lower groove 5c, and a locking step 5e is formed at the continuous portion of the two grooves 5d, 5c. . As shown in FIG. 3, the second locking portion 9 shown in FIG. 1 is locked on the lower surface of the locking step 5e when the anchor block 6 is fitted.
The anchor block 6 is prevented from escaping toward the peripheral surfaces of the plates 3 and 4, that is, the anchor block 6 is prevented from escaping in the axial direction of the polishing rod 2a.

In the anchor block 6 of the abrasive material 2 shown in FIG. 4A, a convex curved wall which is substantially synchronized with the concave curved surface of the second locking portion 9 is formed on the inner wall surface of the cutout 5 as shown in FIG. 4B. ,
The second locking portion 9 is engaged with the cutout opening forming wall 5b formed of the convex curved wall to prevent the anchor block 6 from coming off in the rod axis direction. In other words, the second locking portion 9 is engaged with the convex curved piece 5f that forms the cutout forming wall 5b to prevent the rod from escaping in the rod axial direction in the same manner as described above.
The anchor block 6 can be fitted and removed from one side opening.

As another example, in the anchor block 6 of the abrasive 2 shown in FIG. 4C, the inner wall surface of the cutout 5 has an inclined surface substantially synchronized with the inclined surface of the second locking portion 8 as shown in FIG. 4D. The notch 5 is formed in a wedge shape, and the second locking portion 9 is engaged with the formation wall 5b of the wedge-shaped notch 5 to prevent the anchor block 6 from coming out. That is, the second locking portion 9 is wedge-engaged with the cutout 5 to prevent the polishing rod from coming out in the axial direction, and the anchor block 6 can be fitted and removed from one side opening of the cutout 5.

To restate, as shown in FIGS. 3A and 3B and FIGS. 4B and 4D, the anchor block 6 of the abrasive 2 is guided from the side surfaces 3a and 4a of the plates 3 and 4 by the guide of the second locking portion 9. At the end of insertion, the first locking portion 8 abuts against the edge 5a of the wall 5b of the notch 5, that is, the one side surface 3a, 4a of the plate 3, 4 at the end of insertion. Anchor block 6 from other side 3b, 4b side of 3, 4
Prevent escape. At the same time, the second locking portion 9 is engaged with the locking step 5e of the forming wall 5b of the cutout 5 so that the outer circumferential surfaces 3c and 4c of the plates 3 and 4, in other words, in the axial direction of the polishing rod 2a. The escape of the anchor block 6 is prevented.

As shown in FIGS. 3A to 3C, a large number of abrasives 2 are erected along the outer peripheral edges of the plates 3 and 4 by the engagement of the first and second locking portions 8 and 9 respectively. Planting with posture.

As shown in FIG. 6, the anchor block 6 is moved to one side 3a, 4a side of the plates 3, 4.
When a large number of abrasive brushes 1 are fitted along the outer peripheral surface 10a of the roll 10, the plate 3 of the abrasive brush 1 adjacent to the roll 10 in the axial direction is projected. , 4 are pressed against one side 6a of the block 6 to prevent the anchor block 6 from coming out from the fitting side. At this time, a means for fixing the anchor block 6 fitted and held in the cutout 5 with the adhesive 13 can be used together.

The anchor block 6 has both sides 3a, 4a, 3b,
4b and firmly sandwiched between adjacent plates 3 or 4 in the roll axis direction as shown in FIG.

Each of the abrasives 2 fitted into the cutouts 5 of the plates 3 and 4 as described above has the upper surface 6d of the anchor block 6 substantially coincident with the outer peripheral surfaces 3c and 4c of the plates 3 and 4. The outer surfaces 3 of the plates 3 and 4
A large number of abrasives 2 are radially planted with substantially the same amount of extension from c and 4c to form an arc-shaped or ring-shaped abrasive brush 1.

The polishing material 2 is implanted in all the notches 5 formed in the arc-shaped or ring-shaped plates 3 and 4 to form the polishing brush material 1 having a narrow pitch, and the notches 5 are selected. The abrasive material 2 can be planted to form the abrasive brush material 1 having a wide pitch.

As shown in FIG. 5, the ring-shaped polishing brush material 1 is inserted into the outer peripheral surface 10a of the roll 10 with the mounting hole 4d, and the inner peripheral surface 4e of the plate 4 is attached to the outer peripheral surface 10a of the roll 10. To sit on. Similarly, a large number of ring-shaped polishing brush materials 1 are inserted in the axial direction of the roll 10 and tightened from both sides to form a roll brush 11.

An arc-shaped polishing brush material 1 comprising a large number of abrasive materials 2 planted on an arc-shaped plate 3 shown in FIG.
A number of the roll brushes 11 are formed along the outer peripheral surface 10a of the roll 10 along the axial direction of the roll 10 and tightened from both sides to form the roll brush 11. As a mounting means for the polishing brush material 1, mounting grooves 10b are provided on the outer peripheral surface 10a of the roll 10 in the axial direction and spaced at intervals in the roll circumferential direction, and the plates 3 or 4 of the polishing brush material 1 are provided in the mounting grooves 10b. 3d, and guides the insertion and removal of the roll 10 from the outer peripheral surface 10a.

As shown in FIG. 2A, the arc-shaped abrasive brushes 1 adjacent to each other on the concentric circle in the roll circumferential direction abut or approach each other on both side end faces 3f of the plates 3.
Thus, the plurality of arc-shaped polishing brush materials 1 are mounted on the outer peripheral surface 10a of the roll 10 in a ring shape.

Polishing brush material 1 mounted on the roll 10
Each polishing rod 2a can be elastically bent by the elastic wire 7 with the anchor block 6 as a fulcrum.

As shown in FIGS. 6A and 6B, the polishing brush 1
Arranges the abrasive material 2 and the anchor block 6 of the abrasive brush material 1 adjacent to each other in the axial direction of the roll 10 in a staggered manner in the roll circumferential direction. Specifically, each polishing material 2 of the adjacent polishing brush material 1 is arranged between the polishing materials 2 of each polishing brush material 1, and each of the polishing members protrudes toward one side surface 3 a, 4 a side of the arc-shaped plate 3 or the ring-shaped plate 4. The other side surfaces 3b and 4b of the adjacent plates 3 and 4 of the polishing brush material 1 are pressed against one side 6b of the anchor block 6 of the brush material 1 so that each anchor block 6 is firmly placed between the plates 3 or 4. Tighten and clamp.

As described above, between the plates 3 or 4, one side 6b of the anchor block 6 is interposed to form the ventilation gap 12 between the plates 3 or 4. When the rolled steel sheet is cleaned, the gap 1
2 through the outer peripheral wall of the roll to pass water through the roll brush 11
Cooling or heat release.

[0040]

According to the present invention, a polishing material consisting of a polishing rod and an anchor block connected via an elastic wire is provided.
Abrasive brush material with a large number of abrasives can be easily formed by simply inserting an anchor block from the side into each of a number of notches provided along the outer peripheral edge of the arc-shaped plate or ring-shaped plate. Can be formed.

When a large number of such polishing brush materials are mounted on a roll, the anchor blocks of each polishing material of the polishing brush material are firmly sandwiched between adjacent plates in the roll axis direction to reliably prevent the anchor blocks from coming out. Thus, a robust roll brush can be formed as a whole.
At this time, preferably, the anchor block is fixed in the cutout with an adhesive, so that the anchor block can be effectively prevented from dropping to the fitting side during assembly into a roll.

Further, an annular ventilation gap is formed between the plates by interposing the anchor block between the adjacent plates, so that the heat release or cooling can be effectively performed when the rolled brush is used to clean the rolled steel sheet. it can. Further, it is possible to easily cope with a request for changing the pitch of the abrasive material only by fitting and removing the anchor block from the cutout. Therefore, unlike the conventional example, there is no need to prepare a polishing brush material for each pitch, and the structure is simple and easy to manufacture, and extremely economical and cost reduction can be achieved.

Further, the anchor block can be securely moored into the notch by being inserted into the notch, and the conventional deterioration due to impact or heat and dropping due to this can be effectively prevented.

[Brief description of the drawings]

FIG. 1A is a perspective view of an abrasive, FIG. 1B is a side view showing the abrasive partially cut away, and FIG. 1C is a cross-sectional view of an anchor block provided in the abrasive.

2A is a side view of an arc-shaped plate, and FIG. 2B is a half-cut side view of a ring-shaped plate.

3 (A) is a side view of a main part of a polishing brush material in which the above-mentioned polishing material is planted on a plate, FIG. 3 (B) is a cross-sectional view of a main part viewed from the side, and FIG. It is.

FIG. 4A is a perspective view showing another example of the abrasive,
(B) is a side view of a principal part showing the state where the abrasive is planted on a plate, omitting an abrasive rod, (C) is a perspective view showing still another example of the abrasive, and (D) is the abrasive. FIG. 5 is a side view of a main part showing a state in which the polishing rod is omitted, in a state where is planted on a plate.

FIG. 5 is a schematic cross-sectional view showing a roll brush obtained by mounting the polishing brush material on a roll, with a part being omitted.

6A is a cross-sectional view illustrating a main part of the roll brush when viewed from the side, and FIG. 6B is a cross-sectional view illustrating a main part of the roll brush when viewed from above.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Abrasive brush material 2 Abrasive material 2a Abrasive rod 3 Arc-shaped plate 4 Ring-shaped plate 5 Notch 6 Anchor block 7 Elastic wire 8 First locking part 9 Second locking part 10 Roll 11 Roll brush 12 Vent water gap

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B24D 13/02

Claims (2)

(57) [Claims] An abrasive material having a polishing rod at one end of an elastic wire and an anchor block at the other end is formed, and a number of notches are provided at intervals along the outer peripheral edge of the ring-shaped plate. The anchor block is removably fitted into the mouth from one side of the ring-shaped plate , and engages with one side of the edge of the cutout forming wall to the other side of the ring-shaped plate. The first to prevent the escape of
A second engaging portion is provided for engaging the engaging portion with the inner wall surface of the notch forming wall to prevent the ring-shaped plate from escaping to the outer peripheral surface side, and the one side surface of the anchor block into the notch. A large number of abrasives are inserted into the ring-shaped play
To form a ring-shaped abrasive brush material
Check that one side of each anchor block is in the notch
From each ring-shaped plate to one side,
Apply the ring-shaped polishing brush material to the inner peripheral surface of the ring-shaped plate.
A large number of fittings are made on the outer peripheral surface of the roll with the defined mounting holes.
Insert and insert a large number of ring-shaped abrasive brushes
Surface of the anchor block
Each of the ring-shaped knives adjacent to the protruding side of the
Press the other side of the ring-shaped plate of polishing brush
Hold the anchor block between the ring-shaped plates,
The anchor is provided between the ring-shaped plates by the holding.
-Each ring-shaped plate above with one side of the block interposed
A rotary roll bra characterized by forming a gap between them
Shi. 2. An abrasive material having an abrasive rod at one end of an elastic wire and an anchor block at the other end, and a plurality of notches provided at intervals along the outer peripheral edge of the arc-shaped plate; the anchor block from one side of the arcuate plate to the mouth Hamada' freely fitting in the anchor block engages the edge one side of the cutout opening formed wall to the other side of the arc-shaped plate A first locking portion for preventing the escape of the arc-shaped plate and a second locking portion for engaging with the inner wall surface of the notch forming wall to prevent the arc-shaped plate from escaping to the outer peripheral surface side are provided. A large number of abrasives are planted along the outer peripheral edge of the arc-shaped plate by fitting the anchor block, and the arc-shaped abrasive
Form a piece of wood and cut one side of the anchor block
Protrude from one side of the arc-shaped plate from inside the cutout,
A large number of arc-shaped polishing brushes are mounted along the outer circumference of the roll.
And apply a large number of the arc-shaped abrasive brushes attached to both sides thereof.
Et al tightening, the tightening by the anchor block
Each of the arc-shaped polishing brush materials adjacent to the protruding one side portion
Press the other side of the arc-shaped plate of
Clamp between the arc-shaped plates.
One side of the anchor block between each arc-shaped plate
And a gap was formed between each of the arc-shaped plates.
Rotating roll brush to be a feature.