CN210024910U

CN210024910U - Grinding wheel

Info

Publication number: CN210024910U
Application number: CN201920842596.8U
Authority: CN
Inventors: 张军军; 陈恒
Original assignee: Yongkang Jianhuang Abrasives Co Ltd
Current assignee: Yongkang Jianhuang Abrasives Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-02-07
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a grinding wheel, including pivot and emery wheel body, the through hole has been seted up to the surface center department of emery wheel body, and first block groove has all been seted up to the inside top surface and the bottom surface center department of through hole, and one side surface of emery wheel body is close to the through hole and has seted up four block holes along the circumferencial direction equidistance, and the interior table wall in block hole is fixed with first magnet. The utility model discloses in, elasticity through the elastic plate and then make second arc fixture block be connected with first block groove block, make it fix the emery wheel body, then inlay the inside of establishing at square mouthful through the slip of block pole, make first arc fixture block be connected with second block groove block, thereby can be better fix the emery wheel body, when using, messenger's emery wheel body that can be better is fixed with the pivot, reduce the idle phenomenon of emery wheel body, simultaneously in the installation, can be more quick, the efficiency of installation is improved.

Description

Grinding wheel

Technical Field

The utility model relates to a emery wheel technical field especially relates to the emery wheel.

Background

The grinding wheel is also called a consolidation grinding tool, the grinding wheel is a consolidation grinding tool which is formed by consolidating common abrasive materials into a certain shape (mostly circular, with a through hole in the center) by a binding agent and has certain strength, the consolidation grinding tool generally comprises the abrasive materials, the binding agent and the air hole, the three parts are often called three elements of the consolidation grinding tool, the grinding wheel is widely applied in grinding operation, and at present, the grinding wheel is generally directly fixed on a rotating shaft when the grinding wheel is used for grinding operation.

However, in the prior art, when the grinding wheel is installed on the rotating shaft, the end part of the rotating shaft is cylindrical, and when the grinding wheel rotates at a high speed for a long time, the joint of the grinding wheel and the rotating shaft slips to cause the grinding wheel to idle, so that the grinding quality is influenced, potential safety hazards exist, and meanwhile, when the grinding wheel is replaced and fixed, a large number of screws are adopted for fixing, so that the installation is extremely complicated, and the installation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a grinding wheel.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the grinding wheel comprises a rotating shaft and a grinding wheel body, a through hole is formed in the center of the outer surface of the grinding wheel body, the centers of the inner top surface and the bottom surface of the through hole are both provided with first clamping grooves, the outer surface of one side of the grinding wheel body, which is close to the through hole, is provided with four clamping holes at equal intervals along the circumferential direction, the inner surface wall of the clamping hole is fixed with a first magnet, the outer surface of the rotating shaft is welded with four fixed rods along the circumferential direction at equal intervals, a square opening is arranged on the outer surface of one side of the fixed rod close to the edge of the top along the horizontal direction, a round hole is arranged on the inner bottom surface of the square opening along the vertical central line, a spring is welded on the inner surface wall of the round hole, a sliding plate is welded at one end of the spring, and the outer side of the sliding plate is embedded with the inner surface wall of the round hole in a sliding manner, a straight rod is welded at the center of the top of the sliding plate, and a first arc-shaped clamping block is welded at the top of the straight rod.

As a further description of the above technical solution:

one side that the surface of pivot is close to the dead lever has four branches along the equidistance welding of circumferencial direction, and the top of branch has all welded the block.

As a further description of the above technical solution:

and a second magnet is fixed on the outer surface of one side of the clamping block, and the outer surface of the clamping block is clamped and connected with the inner surface wall of the clamping hole.

As a further description of the above technical solution:

the top and the bottom of pivot are close to one end edge and all seted up the recess, the inside bottom surface welding of recess has the elastic plate.

As a further description of the above technical solution:

and a second arc-shaped clamping block is welded at the center of the top of the elastic plate, and the outer surface of the second arc-shaped clamping block is clamped and connected with the inner surface wall of the first clamping groove.

As a further description of the above technical solution:

the outer surface of one side of emery wheel body is close to the edge and has four block poles along the equidistance welding of circumferencial direction, and the surface and the square mouth slip of block pole inlay and establish.

As a further description of the above technical solution:

the bottom of block pole is close to one end edge and has seted up a plurality of second block grooves along the horizontal direction equidistance, and the interior table wall in second block groove is connected with first arc fixture block.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, at first fix the emery wheel body in the pivot through the through hole on the emery wheel body, be connected through block and block hole block, and then make first magnet and second magnet inter attraction, make it fix the emery wheel body, secondly elasticity through the elastic plate and then make second arc fixture block be connected with first block groove block, make it fix the emery wheel body, then inlay through block pole slip and establish the inside at square mouthful, make first arc fixture block be connected with second block groove block, thereby can be better fix the emery wheel body, when using, can be better make emery wheel body fix with the pivot, reduce the idle phenomenon of emery wheel body, simultaneously in the installation, can be more quick, improve the efficiency of installation.

Drawings

Fig. 1 is a front sectional view of a grinding wheel according to the present invention;

fig. 2 is a front view of a grinding wheel body of the grinding wheel provided by the present invention;

fig. 3 is an enlarged view of a part a of a cross section in fig. 1 of the grinding wheel according to the present invention;

fig. 4 is an enlarged view of a part B in fig. 1 of the grinding wheel according to the present invention.

In the figure: 1. a grinding wheel body; 2. a clamping block; 3. a rotating shaft; 4. a groove; 5. a square opening; 6. a slide plate; 7. a spring; 8. a circular hole; 9. fixing the rod; 10. a clamping rod; 11. a second magnet; 12. a first magnet; 13. a through hole; 14. a clamping hole; 15. a first engaging groove; 16. a second engaging groove; 17. a straight rod; 18. a first arc-shaped fixture block; 19. an elastic plate; 20. and the second arc-shaped fixture block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the grinding wheel comprises a rotating shaft 3 and a grinding wheel body 1, wherein a through hole 13 is formed in the center of the outer surface of the grinding wheel body 1, first clamping grooves 15 are formed in the centers of the inner top surface and the bottom surface of the through hole 13, four clamping holes 14 are formed in the outer surface of one side of the grinding wheel body 1 close to the through hole 13 at equal intervals along the circumferential direction, a first magnet 12 is fixed on the inner surface wall of each clamping hole 14, four fixing rods 9 are welded on the outer surface of the rotating shaft 3 at equal intervals along the circumferential direction, a square opening 5 is formed in the outer surface of one side of each fixing rod 9 close to the edge of the top along the horizontal direction, a round hole 8 is formed in the inner bottom surface of each square opening 5 along the vertical central line, a spring 7 is welded on the inner surface wall of each round hole 8, a sliding plate 6 is welded at one end of each spring 7, the outer side of each, the grinding wheel body 1 is fixed on the rotating shaft 3 through the through hole 13 in the grinding wheel body 1, the clamping block 2 is connected with the clamping hole 14 in a clamping mode, the first magnet 12 and the second magnet 11 are attracted to each other to fix the grinding wheel body 1, the second arc-shaped clamping block 20 is connected with the first clamping groove 15 in a clamping mode through the elastic force of the elastic plate 19 to fix the grinding wheel body 1, the clamping rod 10 is embedded in the square opening 5 in a sliding mode, the first arc-shaped clamping block 18 is connected with the second clamping groove 16 in a clamping mode, and therefore the grinding wheel body 1 can be better fixed.

Four supporting rods are welded on one side of the outer surface of the rotating shaft 3 close to the fixed rod 9 at equal intervals along the circumferential direction, clamping blocks 2 are welded on the tops of the supporting rods, the clamping blocks 2 are connected with clamping holes 14 in a clamping mode, the grinding wheel body 1 can be better fixed, a second magnet 11 is fixed on the outer surface of one side of each clamping block 2, the outer surface of each clamping block 2 is connected with the inner surface wall of each clamping hole 14 in a clamping mode, the first magnet 12 and the second magnet 11 attract each other, the fixing effect of the grinding wheel body 1 can be better improved, grooves 4 are formed in the edges of the top and the bottom of the rotating shaft 3 close to one end, the positions of the elastic plates 19 can be conveniently determined, elastic plates 19 are welded on the inner bottom surfaces of the grooves 4, second arc-shaped clamping blocks 20 are welded on the centers of the tops of the elastic plates 19, and the outer surfaces of the second arc-shaped clamping blocks 20, the outer surface of one side of emery wheel body 1 is close to the edge and has four block pole 10 along the equidistance welding of circumferencial direction, and the surface of block pole 10 and square mouthful 5 slip to inlay and establish, and block pole 10 slips to inlay and establishes in the inside of square mouthful 5, can be better make second block groove 16 and first arc fixture block 18 block be connected, the bottom of block pole 10 is close to one end edge and has seted up a plurality of second block grooves 16 along the horizontal direction equidistance, and the interior table wall and the first arc fixture block 18 block of second block groove 16 are connected.

The working principle is as follows: through establishing emery wheel body 1 cover at the surface of pivot 3, and then make the elastic plate 19 compress, inlay the inside of establishing square mouth 5 with block pole 10 slip, with block 2 and the block hole 14 block connection of block, through the elasticity of elastic plate 19, and then make second arc fixture block 20 and first block groove 15 block connection, make first magnet 12 and second magnet 11 inter attraction, through the elasticity of spring 7, and then make first arc fixture block 18 and second block groove 16 block connection, thereby can be better improve emery wheel body 1's fixed, simultaneously in the installation, can be faster.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The emery wheel, including pivot (3) and emery wheel body (1), its characterized in that: the grinding wheel comprises a grinding wheel body (1), wherein a through hole (13) is formed in the center of the outer surface of the grinding wheel body (1), first clamping grooves (15) are formed in the centers of the inner top surface and the bottom surface of the through hole (13), four clamping holes (14) are formed in the outer surface of one side of the grinding wheel body (1) close to the through hole (13) in the circumferential direction at equal intervals, a first magnet (12) is fixed to the inner surface wall of each clamping hole (14), four fixing rods (9) are welded to the outer surface of the rotating shaft (3) at equal intervals in the circumferential direction, a square opening (5) is formed in the outer surface of one side of each fixing rod (9) close to the edge of the top in the horizontal direction, a round hole (8) is formed in the inner bottom surface of the square opening (5) along the vertical central line, a spring (7) is welded to the inner surface wall of the round hole (8), a sliding plate, a straight rod (17) is welded at the center of the top of the sliding plate (6), and a first arc-shaped clamping block (18) is welded at the top of the straight rod (17).

2. The grinding wheel according to claim 1, characterized in that: one side that the surface of pivot (3) is close to dead lever (9) has four branches along the welding of circumferencial direction equidistance, and the top of four branches has all welded block (2).

3. The grinding wheel according to claim 2, characterized in that: and a second magnet (11) is fixed on the outer surface of one side of the clamping block (2), and the outer surface of the clamping block (2) is clamped and connected with the inner surface wall of the clamping hole (14).

4. The grinding wheel according to claim 1, characterized in that: the top and the bottom of the rotating shaft (3) are provided with grooves (4) close to one end edge, and the bottom inside the grooves (4) are welded with elastic plates (19).

5. The grinding wheel according to claim 4, characterized in that: the center of the top of the elastic plate (19) is welded with a second arc-shaped fixture block (20), and the outer surface of the second arc-shaped fixture block (20) is connected with the inner surface wall of the first clamping groove (15) in a clamping manner.

6. The grinding wheel according to claim 1, characterized in that: the outer surface of one side of emery wheel body (1) is close to the edge and has four block pole (10) along the equidistance welding of circumferencial direction, and the surface of block pole (10) and square mouth (5) slip inlay establish.

7. The grinding wheel according to claim 6, characterized in that: a plurality of second clamping grooves (16) are formed in the edge, close to one end, of the bottom of the clamping rod (10) at equal intervals along the horizontal direction, and the inner surface wall of each second clamping groove (16) is connected with the corresponding first arc-shaped clamping block (18) in a clamping mode.