CN211249437U

CN211249437U - Brush for removing burrs of inner hole

Info

Publication number: CN211249437U
Application number: CN201922267380.6U
Authority: CN
Inventors: 韩宝菊
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-14
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a hole burring brush, including brush holder, brush head, brush silk bundle, solid fixed ring, fixed block, the mounting groove of round platform shape is seted up to the bottom of brush head, and the screw is installed in the mounting groove for the fixed block, and solid fixed ring presss from both sides between the inside wall of fixed block and mounting groove, sets up the brush silk draw-in groove of a plurality of U types on the lateral wall of solid fixed ring and fixed block respectively, and brush silk bundle inside card is in the brush silk draw-in groove, and the brush holder rigid coupling is at the top center of. The beneficial effects are that: set up the brush silk draw-in groove of a plurality of U types on the lateral wall of solid fixed ring and fixed block respectively, with brush silk bundle middle part card in the brush silk draw-in groove, install the fixed block with the screw and press from both sides solid fixed ring in the mounting groove between the inside wall of fixed block and mounting groove, make brush silk bundle detachable install in the brush head to can change fast after brush silk wearing and tearing, and brush head, brush-holder stud, solid fixed ring, fixed block, brush holder can used repeatedly, reduce the wasting of resources.

Description

Brush for removing burrs of inner hole

Technical Field

The utility model relates to a machining burring technical field especially relates to a hole burring brush.

Background

Some burrs on mechanical parts are caused by plastic deformation in the cutting process, some burrs are produced in the processes of casting, die forging and the like, and some burrs are produced by welding and extruding. Burrs adversely affect the appearance and performance of parts and need to be removed. At present, the burrs in the inner hole are brushed and removed mainly by rotating the brush in the inner hole, the brush rod and the brush head of the brush are generally made of stainless steel, the brush wires are fixedly arranged in the planting holes of the brush head, and even if the brush wires are worn, the brush rod and the brush head can be used continuously without damage. However, the brush wires are fixedly arranged in the planting holes of the brush head, so that the whole brush is scrapped after the brush wires are worn, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above problem that prior art exists, provide a hole burring brush.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides a hole burring brush, includes brush holder, brush head, the brush silk bundle of a plurality of U types, the solid fixed ring of umbrella-type, the fixed block of round platform shape, the mounting groove of round platform shape is seted up to the bottom of brush head, the screw mounting is in the mounting groove for the fixed block, gu fixed ring presss from both sides between the inside wall of fixed block and mounting groove, gu set up the brush silk draw-in groove of a plurality of U types on the lateral wall of fixed ring and fixed block respectively, brush silk bundle middle part card is in the brush silk draw-in groove, the brush holder rigid coupling is at the top.

The diameter of the brush filament bundle is larger than the depth of the brush filament clamping groove.

The brush wire bundle comprises a plurality of brush wires bent into a U shape and binding wires bound in the middle of the brush wires.

Wherein, the mounting groove is dull polish face with solid fixed ring's inside wall.

The center of the fixed block is provided with a counter bore, the center of the brush head is provided with a screw hole communicated with the mounting groove, and the counter bore is connected with the screw hole in series through a screw.

The brush wire clamping grooves in the fixing ring are arranged in an annular array.

The brush wire clamping grooves on the fixing block are arranged in an annular array.

The utility model has the advantages that: set up the brush silk draw-in groove of a plurality of U types on the lateral wall of solid fixed ring and fixed block respectively, with brush silk bundle middle part card in the brush silk draw-in groove, install the fixed block with the screw and press from both sides solid fixed ring in the mounting groove between the inside wall of fixed block and mounting groove, make brush silk bundle detachable install in the brush head to can change fast after brush silk wearing and tearing, and brush head, brush-holder stud, solid fixed ring, fixed block, brush holder can used repeatedly, reduce the wasting of resources.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is a schematic view of a first view angle of an inner bore deburring brush according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an inner hole deburring brush according to an embodiment of the present invention at a second viewing angle;

FIG. 3 is a schematic view of the structure of the brush handle and brush head assembly of the embodiment of the present invention;

fig. 4 is a schematic structural view of a fixing ring in an embodiment of the present invention;

fig. 5 is a schematic structural view of a first view angle of the fixing block in the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second view angle of the fixing block in the embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 to 6, an inner hole deburring brush comprises a brush handle 1, a brush head 2, a plurality of U-shaped brush filament bundles 3, an umbrella-shaped fixing ring 4 and a frustum-shaped fixing block 5, wherein the brush filament bundles 3 comprise a plurality of brush filaments bent into U shapes and binding filaments bound at the middle parts of the brush filaments, a frustum-shaped mounting groove 21 is formed in the bottom of the brush head 2, the fixing block 5 is mounted in the mounting groove 21 through screws 6, the fixing ring 4 is clamped between the fixing block 5 and the inner side wall of the mounting groove 21, a plurality of U-shaped brush filament clamping grooves 7 are respectively formed in the outer side walls of the fixing ring 4 and the fixing block 5, the brush filament clamping grooves 7 in the fixing ring 4 are arranged according to an annular array, the brush filament clamping grooves 7 in the fixing block 4 are also arranged according to the annular array, the middle parts of the brush filament bundles 3 are clamped in the brush filament.

The diameter of brush silk bundle 3 is greater than the degree of depth of brush silk draw-in groove 7 for 3 parts of brush silk bundle are located outside brush silk draw-in groove 7, thereby let 3 middle parts of brush silk bundle press from both sides between fixed block 5 and solid fixed ring 4, and let brush silk bundle 3 press from both sides between the inside wall of solid fixed ring 4 and mounting groove 21.

The inside wall of mounting groove 21 and solid fixed ring 4 is the frosting, increases the inside wall of mounting groove 21 and solid fixed ring 4's inside wall and brush tow 3 between the frictional force.

The center of the fixed block 5 is provided with a counter bore 51, the center of the brush head 2 is provided with a screw hole 22 communicated with the mounting groove 21, and the counter bore 51 and the screw hole 22 are connected in series by a screw 6.

Offer the brush silk draw-in groove 7 of a plurality of U types on the lateral wall of solid fixed ring 4 and fixed block 5 respectively, will brush 3 middle part cards of silk bundle in brush silk draw-in groove 7, install fixed block 5 with screw 6 in mounting groove 21 with the fixed ring clamp 4 between the inside wall of fixed block 5 and mounting groove 21, make 3 detachable of brush silk bundle install in brush head 2, thereby can change fast after the brush silk wearing and tearing, and brush head 2, brush holder 1, gu fixed ring 4, fixed block 5 can used repeatedly, reduce the wasting of resources.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an inner hole burring brush which characterized in that: including brush holder, brush head, the brush silk bundle of a plurality of U types, umbrella-type solid fixed ring, the fixed block of round platform shape, the mounting groove of round platform shape is seted up to the bottom of brush head, the screw is installed in the mounting groove for the fixed block, gu fixed ring presss from both sides between the inside wall of fixed block and mounting groove, gu set up the brush silk draw-in groove of a plurality of U types on the lateral wall of fixed ring and fixed block respectively, brush silk bundle middle part card is in the brush silk draw-in groove, the brush holder rigid coupling is at the top center of brush head.

2. The bore deburring brush of claim 1, wherein: the diameter of the brush filament bundle is larger than the depth of the brush filament clamping groove.

3. The bore deburring brush of claim 1, wherein: the brush wire bundle comprises a plurality of brush wires which are bent into a U shape and binding wires which are bound in the middle of the brush wires.

4. The bore deburring brush of claim 1, wherein: the mounting groove and the inner side wall of the fixing ring are frosted surfaces.

5. The bore deburring brush of claim 1, wherein: the center of fixed block is equipped with the counter bore, the center of brush head is equipped with the screw with the mounting groove intercommunication, the screw is established ties for counter bore and screw.

6. The bore deburring brush of claim 1, wherein: the brush wire clamping grooves in the fixing ring are arranged in an annular array.

7. The bore deburring brush of claim 1, wherein: and the brush wire clamping grooves on the fixing block are arranged according to an annular array.