CN214817861U

CN214817861U - Combined grinding brush with conveniently-replaced brush head

Info

Publication number: CN214817861U
Application number: CN202121449361.6U
Authority: CN
Inventors: 印兵
Original assignee: Deyang Jingyan Technology Shenzhen Co ltd
Current assignee: Deyang Jingyan Technology Shenzhen Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-11-23
Anticipated expiration: 2031-06-28

Abstract

The utility model provides a combined grinding brush convenient for replacing brush heads, which comprises a brush rod, a brush head and brush wires, wherein the brush head is arranged below the brush rod, the brush wires are arranged below the brush head, a convex rod is arranged above the brush head, an installation structure matched with the convex rod is arranged inside a strip-shaped groove, a groove matched with the convex rod is arranged outside a clamping jaw, a convex block is arranged below the clamping jaw, and fixing holes matched with the convex block are symmetrically arranged inside the convex rod; the utility model discloses a set up the mounting structure who matches with the brush head in the below of brush-holder stud, mounting structure is a fixed establishment who comprises clamping jaw, round pin axle, recess, lug, fixed orifices and fixed cover, through utilizing the protruding pole of the first of clamping jaw centre gripping wherein, twists the position of moving fixed cover downstream and injecing clamping jaw and protruding pole again, will brush the head and fix in the below of brush-holder stud, the brush head of the grinding brush of being convenient for change.

Description

Combined grinding brush with conveniently-replaced brush head

Technical Field

The utility model relates to a grinding device technical field especially relates to a conveniently change combination formula grinding brush of brush head.

Background

The grinding brush is characterized in that brush wires are closely arranged together, then the brush wires are placed in a specific die and made into brush wheels one by a steel sheet through a punching machine, when the brush roller is made, a plurality of brush wheels can be connected in series and fixed on a roller shaft, and the density of the brush wires of the brush made by the process can be highest;

however, the inside of the existing grinding brush is sealed, so that the inner space of the mounting shell is not convenient to open, the damaged brush head is inconvenient to replace after the brush head is damaged, the service life of the grinding brush is short due to the long-time work of the grinding brush, and the production cost can be increased due to the fact that the grinding brush is frequently replaced.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model provides a conveniently change combination formula grinding brush of brush head, through the below at the brush-holder stud set up with the first mounting structure who matches of brush, mounting structure is by clamping jaw, round pin axle, recess, lug, fixed orifices and fixed cover a fixed establishment who constitutes, through utilizing the protruding pole of the clamping jaw centre gripping brush overhead wherein, twists the position of fixed cover downstream limited clamping jaw and protruding pole again, will brush the head and fix the below at the brush-holder stud, be convenient for change the brush head of grinding brush.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a combined grinding brush convenient for replacing a brush head comprises a brush rod, a brush head and brush wires, wherein the brush head is installed below the brush rod, the brush wires are arranged below the brush head, a convex rod is arranged above the brush head, a strip-shaped groove is formed in the bottom end of the brush rod, and a mounting structure matched with the convex rod is arranged inside the strip-shaped groove;

the mounting structure includes clamping jaw, round pin axle, recess, lug, fixed orifices and fixed cover, the clamping jaw articulates the inside in bar groove through the round pin axle symmetry, the outside of clamping jaw is equipped with the recess that matches with the nose bar, the below of clamping jaw is equipped with the lug, the inside symmetry of nose bar is equipped with the fixed orifices that matches with the lug, fixed cover is installed in the outside of brush-holder stud.

The further improvement lies in that: and the outer side of the brush rod is provided with an external thread.

The further improvement lies in that: the inside of fixed cover is hollow structure, the inside of fixed cover is equipped with the internal thread that matches with the external screw thread.

The further improvement lies in that: a clamping plate is arranged below the brush head and is connected with the inner wall of the brush head in a clamping mode through a clamping groove.

The further improvement lies in that: a plurality of through holes are formed in the clamping plate, and the through holes are annularly distributed at the bottom end of the clamping plate.

The further improvement lies in that: the shape of the groove is set to be a circular arc structure matched with the shape of the convex rod.

The further improvement lies in that: the brush wire is composed of a plurality of steel wires.

The utility model has the advantages that: through the below at the brush-holder stud set up with the mounting structure that the brush head matches, mounting structure is by the clamping jaw, the round pin axle, the recess, the lug, a fixed establishment that fixed orifices and fixed cover constitute, through utilizing the protruding pole on the clamping jaw centre gripping brush head wherein, twist again and move the position that fixed cover moves down and prescribe a limit to clamping jaw and protruding pole, fix the brush head in the below of brush-holder stud, be convenient for change the brush head of grinding brush, simultaneously the lug of clamping jaw bottom gets into in the fixed orifices of protruding pole, prevent to grind brush head when using and skid.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a view showing the internal structure of the brush holder of the present invention;

FIG. 3 is a schematic view of the brush head assembly of the present invention;

fig. 4 is a bottom view of the present invention.

Wherein: 1. a brush bar; 2. a brush head; 3. brushing wires; 4. a nose bar; 5. a strip-shaped groove; 6. a clamping jaw; 7. a pin shaft; 8. a groove; 9. a bump; 10. a fixing hole; 11. fixing a sleeve; 12. an external thread; 13. an internal thread; 14. a clamping plate; 15. and a through hole.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, the present embodiment provides a combined grinding brush with easy replacement of brush head, which comprises a brush rod 1, a brush head 2 and brush filaments 3, a brush head 2 is arranged below the brush rod 1, brush filaments 3 are arranged below the brush head 2, a convex rod 4 is arranged above the brush head 2, the bottom end of the brush rod 1 is provided with a strip-shaped groove 5, the inside of the strip-shaped groove 5 is provided with a mounting structure matched with the convex rod 4, and the grinding brush is also called a steel wire brush and is mainly suitable for removing burrs, dust and rust, removing an oxide layer and a plating layer, can improve the quality of the metal stone, is an important part of a machining process, is a necessary, economic and efficient method, the polishing device is used for polishing and grinding various rough surfaces of wood, metal materials and the like at different angles, and has the following application ranges: polishing the surfaces of various metals such as jewelry, clocks, glasses, and agalmatolite;

mounting structure includes clamping jaw 6, round pin axle 7, recess 8, lug 9, fixed orifices 10 and fixed cover 11, clamping jaw 6 articulates in the inside of bar groove 5 through round pin axle 7 symmetry, the outside of clamping jaw 6 is equipped with the recess 8 that matches with nose bar 4, the below of clamping jaw 6 is equipped with lug 9, the inside symmetry of nose bar 4 is equipped with the fixed orifices 10 that matches with lug 9, fixed cover 11 is installed in the outside of brush-holder stud 1, and first both sides rotate clamping jaw 6, and the middle department of two clamping jaws 6 is arranged in with the nose bar 4 of brush head 2 top, rotates clamping jaw 6 again and resets and is close to the both sides of nose bar 4, makes clamping jaw 6 laminate the recess 8 department of brush head 2, and the lug 9 of clamping jaw 6 bottom simultaneously prevents to grind the brush head 2 when using and skids.

The outside of brush-holder stud 1 is equipped with external screw thread 12 for twist and move fixed cover 11 and remove downwards, and the tooth form of external screw thread is trapezium structure, and the pitch of two adjacent driving teeth is 2 mm.

The inside of fixed cover 11 is hollow structure, the inside of fixed cover 11 is equipped with the internal thread 13 that matches with external screw thread 12, twists fixed cover 11 and moves down and inject the position of clamping jaw 6 with nose bar 4, fixes brush head 2 in the below of brush-holder stud 1, is convenient for change the brush head 2 of grinding the brush.

The clamping plate 14 is arranged below the brush head 2, the clamping plate 14 is connected with the inner wall of the brush head 2 in a clamping mode through a clamping groove, the clamping plate 14 is pulled downwards to be separated from the clamping groove in the inner wall of the brush head 2, the clamping plate 14 is in contact with the brush wires 3 in the process, impurities on the brush wires 3 are swept down, and the impurities adhered to the brush wires 3 are convenient to clean.

The clamping plate 14 is internally provided with a plurality of through holes 15, the through holes 15 are annularly distributed at the bottom end of the clamping plate 14, the through holes 15 simultaneously clean the brush wires 3, and the time for cleaning the brush wires 3 is saved.

The shape of the groove 8 is set to be a circular arc-shaped structure matched with the shape of the convex rod 4, the circular arc structure is convenient for the clamping jaw 6 and the convex rod 4 to be attached together, and the convex rod 4 can be rapidly fixed at the middle position of the clamping jaw 6.

Brush silk 3 comprises many steel wires, and many steel wires grind the material together, promote the grinding effect of grinding brush.

This grinding brush is through the below at brush-holder stud 1 setting with brush mounting structure that 2 matches of head, mounting structure is by clamping jaw 6, round pin axle 7, recess 8, lug 9, a fixed establishment that fixed orifices 10 and fixed cover 11 constitute, through utilizing the protruding pole 4 on the 6 centre gripping brush heads 2 of clamping jaw wherein, twist again fixed cover 11 downstream and inject clamping jaw 6 and protruding pole 4's position, will brush head 2 and fix the below at brush-holder stud 1, be convenient for change the brush head 2 of grinding brush, lug 9 in the 6 bottom of clamping jaw gets into in the fixed orifices 10 of protruding pole 4 simultaneously, prevent that grinding brush head 2 from skidding when using.

The foregoing illustrates and describes the principles, general features, and advantages of the present 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a conveniently change combination formula grinding brush of brush head, includes brush-holder stud (1), brush head (2) and brush silk (3), its characterized in that: a brush head (2) is arranged below the brush rod (1), brush filaments (3) are arranged below the brush head (2), a convex rod (4) is arranged above the brush head (2), a strip-shaped groove (5) is arranged at the bottom end of the brush rod (1), and a mounting structure matched with the convex rod (4) is arranged inside the strip-shaped groove (5);

mounting structure includes clamping jaw (6), round pin axle (7), recess (8), lug (9), fixed orifices (10) and fixed cover (11), clamping jaw (6) articulate the inside in bar groove (5) through round pin axle (7) symmetry, the outside of clamping jaw (6) is equipped with recess (8) that matches with nose bar (4), the below of clamping jaw (6) is equipped with lug (9), the inside symmetry of nose bar (4) is equipped with fixed orifices (10) that match with lug (9), fixed cover (11) are installed in the outside of brush-holder stud (1).

2. A combined abrasive brush with easy replacement of brush heads as claimed in claim 1, wherein: the outer side of the brush rod (1) is provided with an external thread (12).

3. A combined abrasive brush with easy replacement of brush heads as claimed in claim 2, wherein: the interior of the fixed sleeve (11) is of a hollow structure, and an internal thread (13) matched with the external thread (12) is arranged in the fixed sleeve (11).

4. A combined abrasive brush with easy replacement of brush heads as claimed in claim 1, wherein: a clamping plate (14) is arranged below the brush head (2), and the clamping plate (14) is connected with the inner wall of the brush head (2) in a clamping manner through a clamping groove.

5. A combined abrasive brush with easy replacement of brush head according to claim 4 wherein: the clamping plate (14) is internally provided with a plurality of through holes (15), and the through holes (15) are annularly distributed at the bottom end of the clamping plate (14).

6. A combined abrasive brush with easy replacement of brush heads as claimed in claim 1, wherein: the shape of the groove (8) is set to be a circular arc structure matched with the shape of the convex rod (4).

7. A combined abrasive brush with easy replacement of brush heads as claimed in claim 1, wherein: the brush filaments (3) are composed of a plurality of steel wires.