CN215659552U

CN215659552U - Rubber-coated brush

Info

Publication number: CN215659552U
Application number: CN202122495263.2U
Authority: CN
Inventors: 汪成峰; 汪涛
Original assignee: Shanghai Longguang Industrial Brush Co ltd
Current assignee: Shanghai Longguang Industrial Brush Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-01-28
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to an encapsulated pen brush, which comprises a pen-shaped rod and a brush head, wherein one end of the pen-shaped rod is provided with an inwards concave groove, the brush head is rod-shaped, and one end of the brush head is fixed in the groove through glue; the outer wall of the brush head positioned outside the groove is provided with a section of winding layer, and the end part of the brush head is positioned outside the winding layer; glue is coated between the winding layer and the brush head. According to the rubber-coated pen brush, one end of the brush head is fixed in the groove of the pen-shaped rod through glue, and the opening is locked, so that the brush head is prevented from falling off in the using process. Through set up the winding layer outside brushing the head to at the winding layer with brush the coating glue on the head, improve the whole firmness on brush head and winding layer, the effectual brush head of having solved is thrown away at rotatory in-process, has also reduced the cracked condition of brush head of appearing.

Description

Rubber-coated brush

Technical Field

The utility model relates to the field of mechanical polishing, in particular to an encapsulated pen brush.

Background

Many metal parts, such as components in air conditioning compressors, have a large number of blind holes. Because the precision requirement to the part is high, need carry out polishing burring to the bottom of blind hole, can not cause the damage to its pipe wall simultaneously again. When the bottom of a blind hole is polished by an existing pen brush, a brush head is easily thrown away in a rotating process, the polishing effect on the bottom is affected, and unnecessary damage to a tube wall can be caused.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an encapsulated pen brush to the problem that when polishing the bottom of blind hole, the brush head is easily thrown away in the rotating process, which affects the polishing effect on the bottom and also causes unnecessary damage to the tube wall.

An encapsulated pen brush comprises a pen-shaped rod and a brush head, wherein one end of the pen-shaped rod is provided with an inwards concave groove, and the brush head is made of a plurality of brush wires. The brush head is rod-shaped, and one end of the brush head is fixed in the groove through glue; the outer wall of the brush head positioned outside the groove is provided with a section of winding layer, and the end part of the brush head is positioned outside the winding layer; glue is coated between the winding layer and the brush head.

According to the rubber-coated pen brush, one end of the brush head is fixed in the groove of the pen-shaped rod through glue, and the opening is locked, so that the brush head is prevented from falling off in the using process. Through set up the winding layer outside brushing the head to at the winding layer with brush the coating glue on the head, improve the whole firmness on brush head and winding layer, the effectual brush head of having solved is thrown away at rotatory in-process, has also reduced the cracked condition of brush head of appearing.

In one embodiment the wrap is located at one end adjacent the pen and at the other end at a distance from the end wall of the head of 5-10% of the total length of the head.

In one embodiment, the wrapped layer is made of cotton thread wrapped.

In one embodiment, the brush head is a steel wire, or a silicon carbide abrasive wire, or an alumina abrasive wire, or a diamond abrasive wire.

The utility model discloses a polishing device which comprises an encapsulated pen brush, a mounting block, a driving assembly and an auxiliary piece. The driving assembly comprises a driving cylinder, a movable plate and a grinding motor, and the output end of the driving cylinder is connected with one side of the movable plate; the grinding motor is fixedly installed on the other side of the movable plate, and the output end of the grinding motor is fixedly connected with the rubber-coated pen brush. The auxiliary part comprises a sleeve, a loop bar and a connecting spring, the sleeve and the rubber-coated pen brush are arranged in parallel, the sleeve is fixedly arranged on one side of the movable plate away from the driving cylinder, the loop bar is movably sleeved in the sleeve, and one end of the loop bar is positioned outside the sleeve; connecting spring and loop bar parallel arrangement, and connecting spring one end and sleeve fixed connection, the other end is connected with the one end that the loop bar is located the sleeve.

In one embodiment, an inwards-recessed adjusting cavity is formed in one side of the mounting block, two piston channels are symmetrically mounted in the mounting block on the two sides of the adjusting cavity, two ends of each piston channel are perpendicular to each other and are communicated with the adjusting cavity, one end of each piston channel is located at the bottom of the adjusting cavity, and the other end of each piston channel is located at the opening of the adjusting cavity; both ends of the piston channel are provided with pistons in a sliding manner; the two pistons positioned at the bottom of the adjusting cavity are connected with a bearing plate together through a connecting rod; the two pistons positioned at the opening of the adjusting cavity are respectively connected with a clamping plate through connecting rods; the bearing plate is used for supporting the polishing workpiece, and the clamping plate is used for clamping and fixing the polishing workpiece.

In one embodiment, the clamping surface of the clamping plate is provided with anti-slip bumps.

In one embodiment, the auxiliary parts are not less than two groups and are arranged around the rubber-coated brush at intervals.

In one embodiment, the end of the loop bar outside the sleeve is provided with a non-slip mat.

In one embodiment, the load bearing surface of the load bearing plate is provided with a non-slip mat.

Compared with the prior art, the utility model has the following beneficial effects:

one end of the brush head is fixed in the groove of the pen-shaped rod by glue, and the notch is locked to prevent the brush head from falling off in the using process. Through set up the winding layer outside brushing the head to at the winding layer with brush the coating glue on the head, improve the whole firmness on brush head and winding layer, the effectual brush head of having solved is thrown away at rotatory in-process, has also reduced the cracked condition of brush head of appearing.

Drawings

Fig. 1 is a schematic appearance diagram of an encapsulated pen brush.

Fig. 2 is a schematic structural view of the rubber-covered pen brush.

Fig. 3 is a schematic structural view of the polishing apparatus.

Fig. 4 is a schematic view of the structure of an auxiliary member in the grinding apparatus.

In the figure: 1-pen-shaped rod, 2-brush head, 3-winding layer, 4-groove, 5-workpiece, 501-blind hole, 6-grinding motor, 7-movable plate, 8-auxiliary piece, 801-sleeve, 802-loop bar, 803-connecting spring, 9-driving cylinder, 10-mounting block, 11-adjusting cavity, 12-piston channel, 13-piston, 14-connecting bar, 15-bearing plate and 16-clamping plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 and 2, the present embodiment discloses an encapsulated pen brush, which comprises a pen-shaped rod 1 and a brush head 2. The brush head 2 is a steel wire, or a silicon carbide abrasive wire, or an aluminum oxide abrasive wire, or a diamond abrasive wire. The pen 1 is a metal rod. One end of the pen-shaped rod 1 is provided with an inwards concave groove 4. The brush head 2 is made of a plurality of brush filaments. The brush head is rod-shaped, and one end of the brush head is fixed in the groove 4 through glue. The outer wall of the brush head 2 positioned outside the groove 4 is provided with a section of winding layer 3, and the end part of the brush head 2 is positioned outside the winding layer 3. Glue is coated between the winding layer 3 and the brush head 2. One end of the brush head 2 is fixed in the groove 4 of the pen-shaped rod 1 by glue, and the opening is locked to prevent the brush head 2 from falling off in the using process. Through set up winding layer 3 outside brush head 2 to coating glue on winding layer 3 and brush head 2, improve the whole firmness of brush head 2 and winding layer 3, the effectual brush head 2 of having solved is thrown away at rotatory in-process, has also reduced the cracked condition of brush head 2 of appearance.

It should be noted that, in the present embodiment, when the encapsulated brush is manufactured, the next operation is performed after the glue in the previous step is completely solidified.

In this embodiment, one end of the wrapping layer 3 is close to the pen-shaped rod 1, and the distance between the other end and the end wall of the brush head 2 is 5-10% of the total length of the brush head 2. When the brush head 2 can work normally, the overall stability of the brush head 2 is improved to the maximum extent.

In this embodiment, the winding layer 3 is made of a cotton yarn winding. The part of the brush head 2 is wound by cotton thread until the distance between the part and the top end of the brush head 2 is 5 to 10 percent.

Example 2

Referring to fig. 3 and 4, the present embodiment discloses a polishing device, which includes the encapsulated pen brush of embodiment 1, a mounting block 10, a driving assembly and an auxiliary member 8. The driving assembly comprises a driving cylinder 9, a movable plate 7 and a grinding motor 6, and the output end of the driving cylinder 9 is connected with one side of the movable plate 7; the grinding motor 6 is fixedly installed on the other side of the movable plate 7, and the output end of the grinding motor 6 is fixedly connected with the rubber-coated pen brush. The auxiliary part 8 comprises a sleeve 801, a sleeve rod 802 and a connecting spring 803, the sleeve 801 and the rubber-coated pen brush are arranged in parallel, the sleeve 801 is fixedly arranged on one side of the movable plate 7 away from the driving cylinder 9, the sleeve rod 802 is movably sleeved in the sleeve 801, and one end of the sleeve rod 802 is positioned outside the sleeve 801; the connecting spring 803 is disposed parallel to the sleeve rod 802, and one end of the connecting spring 803 is fixedly connected to the sleeve 801, and the other end is connected to one end of the sleeve rod 802 located in the sleeve 801. When carrying out work piece 5 blind hole 501 bottom and polish, will drive actuating cylinder 9 and fix on the mounting bracket of peripheral hardware, place work piece 5 on installation piece 10, it drives actuating cylinder 9 work and drives fly leaf 7 and grinding motor 6 and wholly move to work piece 5 one side, grinding motor 6 drives rubber coating brush and rotates, when rubber coating brush gets into in the blind hole 501, loop bar 802 and the contact of 5 outer walls of work piece in the auxiliary member 8, rubber coating brush constantly gos deep into the in-process of blind hole 501 thereupon, loop bar 802 is more firm to the fixed of work piece 5 through extrusion connecting spring 803, the shake causes unnecessary damage to blind hole 501 lateral wall and brush when preventing work piece 5 from polishing.

In the embodiment, in order to further improve the stability of the workpiece 5, an inward-recessed adjusting cavity 11 is formed in one side of the mounting block 10, two piston 13 channels 12 are symmetrically mounted in the mounting block 10 on two sides of the adjusting cavity 11, two ends of each piston 13 channel 12 are perpendicular to each other, and are both communicated with the adjusting cavity 11, one end of each piston 13 channel 12 is located at the bottom of the adjusting cavity 11, and the other end of each piston 13 channel 12 is located at an opening of the adjusting cavity 11; both ends of the channel 12 of the piston 13 are provided with pistons 13 in a sliding way; two pistons 13 positioned at the bottom of the adjusting cavity 11 are connected with a bearing plate 15 through a connecting rod 14; two pistons 13 positioned at the opening of the adjusting cavity 11 are respectively connected with a clamping plate 16 through connecting rods 14; the bearing plate 15 is used for supporting the workpiece 5 to be polished, and the clamping plate 16 is used for clamping and fixing the workpiece 5 to be polished. The workpiece 5 is placed on the bearing plate 15, and the clamping plate 16 clamps and fixes the workpiece 5 under the action of gravity, and the clamping plate 16 clamps the workpiece 5 more tightly when the loop bar 802 presses the workpiece 5.

To further improve stability, in other embodiments the clamping surface of the clamping plate 16 is provided with anti-slip bumps. Two sets ofly are no less than to auxiliary member 8, and the interval sets up around rubber coating brush. The end of the rod 802 outside the sleeve 801 is provided with a non-slip mat. The bearing surface of the bearing plate 15 is provided with a non-slip mat.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the application of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present application shall be subject to the appended claims.

Claims

1. An encapsulated pen brush is characterized by comprising a pen-shaped rod and a brush head; one end of the pencil rod is provided with an inward concave groove; the brush head is made of a plurality of brush filaments; the brush head is rod-shaped, and one end of the brush head is fixed in the groove through glue; a section of winding layer is arranged on the outer wall of the brush head outside the groove, and the end part of the brush head is positioned outside the winding layer; glue is coated between the winding layer and the brush head.

2. The encapsulated brush of claim 1, wherein said wrapping is located at one end adjacent said pencil shaft and at a distance from said brush head end wall of from 5% to 10% of the total length of said brush head.

3. The encapsulated pen brush of claim 1, wherein the wound layer is made of a cotton yarn winding.

4. The encapsulated brush of claim 1, wherein the brush head is a steel wire, or a silicon carbide abrasive wire, or an alumina abrasive wire, or a diamond abrasive wire.

5. An abrading device comprising an encapsulated brush according to any one of claims 1-3, further comprising:

mounting blocks;

the driving assembly comprises a driving cylinder, a movable plate and a grinding motor, and the output end of the driving cylinder is connected with one side of the movable plate; the polishing motor is fixedly arranged on the other side of the movable plate, and the output end of the polishing motor is fixedly connected with the rubber-coated pen brush; and

the auxiliary part comprises a sleeve, a sleeve rod and a connecting spring, the sleeve and the rubber-coated pen brush are arranged in parallel, the sleeve is fixedly arranged on one side of the movable plate, which is far away from the driving cylinder, the sleeve rod is movably sleeved in the sleeve, and one end of the sleeve rod is positioned outside the sleeve; the connecting spring and the loop bar are arranged in parallel, one end of the connecting spring is fixedly connected with the sleeve, and the other end of the connecting spring is connected with one end of the loop bar, which is positioned in the sleeve.

6. The polishing device as claimed in claim 5, wherein one side of the mounting block is provided with an inward-recessed adjusting cavity, two piston channels are symmetrically mounted in the mounting block at two sides of the adjusting cavity, two ends of each piston channel are perpendicular to each other and are communicated with the adjusting cavity, one end of each piston channel is located at the bottom of the adjusting cavity, and the other end of each piston channel is located at the opening of the adjusting cavity; pistons are arranged at two ends of the piston channel in a sliding manner; the two pistons positioned at the bottom of the adjusting cavity are connected with a bearing plate together through a connecting rod; the two pistons positioned at the opening of the adjusting cavity are respectively connected with a clamping plate through connecting rods; the bearing plate is used for supporting a polishing workpiece, and the clamping plate is used for clamping and fixing the polishing workpiece.

7. A sanding device as defined in claim 6, characterized in that the clamping surface of the clamping plate is provided with anti-slip raised blocks.

8. An abrading device according to claim 6, characterized in that the bearing surface of the bearing plate is provided with a non-slip mat.

9. A sanding device as defined in claim 5, wherein the end of the shank outside the sleeve is provided with a non-slip pad.

10. The polishing apparatus as recited in claim 5, wherein said auxiliary members are spaced about said encapsulated brush in no fewer than two groups.