CN210024978U

CN210024978U - Anti-drop's dorsal disk metal grinding wheel

Info

Publication number: CN210024978U
Application number: CN201920688646.1U
Authority: CN
Inventors: 张兴华; 吴巧娜
Original assignee: Shenzhen Gloucestershire Technology Co Ltd
Current assignee: Shenzhen Gloucestershire Technology Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-02-07
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses an anti-drop back plate type metal grinding wheel, which comprises a grinding wheel base body, wherein the inner wall of the grinding wheel base body is provided with a limit groove, fixed rods penetrate through the inner wall of the limit groove at equal intervals, a limit ring is welded at the top end of the fixed rods, a round hole is arranged at the middle part of the inner wall of the grinding wheel base body, and the bottom end of the fixed rods is connected with a lantern ring through nut joints, the utility model has the advantages of scientific and reasonable structure, safe and convenient use, convenient limit clamping on one side of the grinding wheel base body through the limit groove, the fixed rods and the limit ring, and convenient fixation of the lantern ring outside a rotating shaft through a screw rod, and plays a role of fixing and holding the grinding wheel, so that when the rotating shaft drives the grinding wheel to rotate and polish, the grinding wheel can be prevented from falling, and then the cover plate and the grinding wheel block are conveniently extruded and sealed through the accommodating hole, the spring and the rubber ring.

Description

Anti-drop's dorsal disk metal grinding wheel

Technical Field

The utility model relates to a emery wheel technical field specifically is an anti-drop's dorsal disk metal grinding wheel.

Background

The grinding wheel is a bonded grinding tool which is formed by bonding common grinding materials into a certain shape by a bonding agent and has certain strength, generally comprises the grinding materials, the bonding agent and an air hole, the three parts are commonly called as three elements of the bonded grinding tool, the grinding wheel is the largest in use amount and the widest in use surface in the grinding tool, and can rotate at high speed when in use, and can perform coarse grinding, semi-fine grinding and fine grinding, slotting, cutting and the like on an excircle, an inner circle, a plane, various molded surfaces and the like of a metal or nonmetal workpiece;

however, traditional metal grinding wheel single structure, when installing metal grinding wheel in the axis of rotation on the abrasive machine, and when the axis of rotation drove the emery wheel and rotate and polish, long-time the use can lead to the emery wheel to take place to drop in the axis of rotation, not only can lead to the fact harm to user's health, and also make metal grinding wheel polishing's effect relatively poor, influence metal grinding wheel's use, secondly, traditional emery wheel is when polishing, because its high-speed rotation, make the waste material and the sweeps that produce among the polishing process can fall into inside metal grinding wheel, thereby can cause this metal grinding wheel's surface to take place the damage, reduced its life, to sum up, so an anti-drop's dorsal disk formula metal grinding wheel is urgently needed to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anti-drop's dorsal disk metal grinding wheel, can effectively solve the traditional metal grinding wheel single structure who proposes in the above-mentioned background art, when installing metal grinding wheel in the axis of rotation on the abrasive machine, and when the axis of rotation drives the emery wheel and rotates and polish, long-time the use can lead to the emery wheel to take place to drop in the axis of rotation, not only can lead to the fact harm to user's health, and also make metal grinding wheel polishing's effect relatively poor, influence metal grinding wheel's use, secondly, traditional emery wheel is when polishing, because its high-speed rotation, make the waste material and the sweeps that produce among the polishing process can fall into inside the metal grinding wheel, thereby can cause the surperficial emergence damage of this metal grinding wheel, the problem of its life has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling back plate type metal grinding wheel comprises a grinding wheel base body, wherein a limiting groove is formed in the inner wall of the grinding wheel base body, fixing rods penetrate through the inner wall of the limiting groove at equal intervals, a limiting ring is welded at the top end of each fixing rod, a round hole is formed in the middle of the inner wall of the grinding wheel base body, a sleeve ring is clamped at the bottom end of each fixing rod through a nut, and a screw rod is detachably connected to the inner side of each sleeve ring through threaded engagement;

the grinding wheel is characterized in that a rotating shaft is connected to one end of the screw in a meshed mode, a cover plate penetrates through the top end of the rotating shaft, storage holes are formed in the positions of four corners of the outer side of the cover plate, springs are mounted inside the storage holes, one ends of the springs are connected with rubber rings, grinding wheel blocks are sleeved on the outer portions of grinding wheel base bodies, and abrasive particles are evenly embedded in the outer side surfaces of the grinding wheel blocks.

Preferably, the diameter of the rotating shaft is smaller than that of the round hole, the rotating shaft is located inside the round hole, and the diameter of the limiting ring is smaller than that of the limiting groove.

Preferably, the cross section of the grinding wheel block is annular, the grinding wheel block and the grinding wheel base body are of an integrated structure, and annular reinforcing ribs are arranged on the outer side of the grinding wheel block.

Preferably, the top end of the cover plate is fixedly connected with the rotating shaft through a nut, and the outer side surface of the cover plate is coated with antirust paint.

Preferably, the grinding wheel base member inner wall is close to spacing groove position department equidistance and is seted up flutedly, the draw-in groove has all been seted up at recess inner wall both ends, two the mounting hole has been seted up between the recess, apron bottom limit portion evenly welds there is the stopper, the apron bottom is close to the stopper position department and installs the locating lever, the locating lever is located inside the mounting hole.

Preferably, heat dissipation holes are uniformly formed in the bottom end of the grinding wheel block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with the spacing groove, the dead lever and the lantern ring, through the spacing groove, the effect of dead lever and spacing ring, be convenient for carry out spacing chucking to grinding wheel base member one side, the effect of rethread screw rod, be convenient for fix the lantern ring in the outside of axis of rotation, play fixes the effect of controlling the emery wheel, make when the axis of rotation drives the emery wheel and rotates when polishing, can prevent that the emery wheel from taking place to drop in the axis of rotation, thereby avoid the emery wheel to drop and cause harm to user's health, and can improve the effect that this metal grinding wheel polished.

2. Be provided with the apron, accomodate hole and rubber circle, effect through the apron, be convenient for protect grinding wheel base member inside, the hole is accomodate to the rethread, the effect of spring and rubber circle, it is sealed to be convenient for extrude between apron and the emery wheel piece, therefore, can avoid the waste material that this metal grinding wheel produced when polishing to enter into grinding wheel base member inside, thereby be difficult to when clearing up it, the waste material that has also avoided high-speed motion causes the damage to the surface of this metal grinding wheel, thereby its life's the condition has been reduced.

3. Be provided with recess and mounting hole, utilize the effect of recess, draw-in groove and stopper, be convenient for fix the inner wall at grinding wheel base member with the apron block, recycle the effect of mounting hole and locating lever, be convenient for fix the apron, to sum up, can improve this metal grinding wheel and install the stability in the axis of rotation, convenience of customers assembles it.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the installation structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the grinding wheel base body of the present invention;

FIG. 3 is a schematic view of the mounting structure of the grinding wheel block of the present invention;

FIG. 4 is a schematic view of the installation structure of the cover plate of the present invention;

reference numbers in the figures: 1. a grinding wheel base body; 2. a limiting groove; 3. fixing the rod; 4. a limiting ring; 5. a circular hole; 6. a collar; 7. a screw; 8. a rotating shaft; 9. a cover plate; 10. a receiving hole; 11. a spring; 12. a rubber ring; 13. a grinding wheel block; 14. abrasive particles; 15. a groove; 16. a card slot; 17. mounting holes; 18. a limiting block; 19. positioning a rod; 20. and (4) heat dissipation holes.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model provides a technical scheme, an anti-drop's dorsal disk metal wheel, including grinding wheel base member 1, spacing groove 2 has been seted up to grinding wheel base member 1 inner wall, and 2 inner walls equidistance of spacing groove run through have dead lever 3, and the welding of 3 tops of dead lever has spacing ring 4, and round hole 5 has been seted up at 1 inner wall middle part of grinding wheel base member, and 3 bottoms of dead lever have lantern ring 6 through the nut joint, and 6 inboards of lantern ring can be dismantled through threaded engagement and be connected with screw rod 7.

One end of the screw 7 is connected with a rotating shaft 8 in a meshing manner, the diameter of the rotating shaft 8 is smaller than that of the round hole 5, the rotating shaft 8 is positioned inside the round hole 5, the diameter of the limiting ring 4 is smaller than that of the limiting groove 2, the limiting ring 4 is conveniently clamped inside the limiting groove 2, a cover plate 9 penetrates through the top end of the rotating shaft 8, the top end of the cover plate 9 is fixedly connected with the rotating shaft 8 through a nut, the outer side surface of the cover plate 9 is coated with antirust paint, the cover plate 9 is conveniently protected from rust, the service life of the cover plate 9 is prolonged, four corners of the outer side of the cover plate 9 are respectively provided with a containing hole 10, a spring 11 is arranged inside the containing hole 10, one end of the spring 11 is connected with a rubber ring 12, the outer part of the grinding wheel base body 1 is sleeved with a grinding wheel block 13, the cross section of the grinding wheel block 13 is, the grinding effect is improved, and the abrasive particles 14 are uniformly embedded and mounted on the outer side surface of the grinding wheel block 13.

1 inner wall of grinding wheel base member is close to 2 position departments equidistance of spacing groove and has seted up recess 15, draw-in groove 16 has all been seted up at recess 15 inner wall both ends, mounting hole 17 has been seted up between two recess 15, 9 bottom edge portion of apron evenly welds there is stopper 18, 9 bottoms of apron are close to 18 position departments of stopper and install locating lever 19, locating lever 19 is located inside mounting hole 17, be convenient for fix apron 9, to sum up, can improve this metal grinding wheel and install the stability in axis of rotation 8, convenience of customers assembles it, louvre 20 has evenly been seted up to 13 bottoms of emery wheel piece, be convenient for dispel the heat to this emery.

The utility model discloses a theory of operation and use flow: firstly, when the metal grinding wheel is installed, the rotating shaft 8 penetrates out of the round hole 5, the limiting ring 4 is clamped in the limiting groove 2, limiting clamping is convenient to be carried out on one side of the grinding wheel base body 1, one side of the limiting ring 4 is in welded connection with the fixing rod 3, the fixing rod 3 penetrates through the inner wall of the limiting groove 2, then the lantern ring 6 is sleeved outside the rotating shaft 8, then the plurality of screw rods 7 are rotated, the screw rods 7 and the rotating shaft 8 are meshed, clamped and fixed, the grinding wheel can be controlled, the grinding wheel can be prevented from falling off on the rotating shaft 8 when the rotating shaft 8 drives the grinding wheel to rotate and polish, the damage to the body of a user due to the falling off of the grinding wheel is avoided, and the polishing effect of the metal grinding wheel can be improved;

secondly, the cover plate 9 is sleeved at one end of the rotating shaft 8, so that the limiting block 18 is clamped with the groove 15 and the clamping groove 16, and meanwhile, the positioning rod 19 is sleeved inside the mounting hole 17, so that the cover plate 9 is convenient to fix, and in sum, the stability of the metal grinding wheel mounted on the rotating shaft 8 can be improved, and the metal grinding wheel is convenient to assemble and mount by a user and convenient to disassemble;

last when fixing apron 9 in axis of rotation 8, accomodate the inside spring 11 of hole 10 and extrude rubber ring 12 inboard, thereby be convenient for extrude sealedly between apron 9 and emery wheel piece 13, utilize the effect of apron 9, be convenient for protect emery wheel base member 1 inboard, to sum up, can avoid this metal grinding wheel waste material that produces when polishing to enter into emery wheel base member 1 inboard, thereby be difficult to when clearing up it, the waste material that has also avoided high-speed motion can lead to the fact the damage to the surface of this metal grinding wheel, the service life of which is reduced.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anti-drop's back of body disk metal grinding wheel, includes grinding wheel base body (1), its characterized in that: the inner wall of the grinding wheel base body (1) is provided with a limiting groove (2), fixing rods (3) penetrate through the inner wall of the limiting groove (2) at equal intervals, a limiting ring (4) is welded at the top end of each fixing rod (3), a round hole (5) is formed in the middle of the inner wall of the grinding wheel base body (1), the bottom end of each fixing rod (3) is clamped with a lantern ring (6) through a nut, and the inner side of each lantern ring (6) is uniformly meshed with a screw rod (7) in a detachable mode through;

screw rod (7) one end meshing is connected with axis of rotation (8), axis of rotation (8) top is run through and is had apron (9), apron (9) outside four corners position department has all been seted up and has been accomodate hole (10), accomodate hole (10) internally mounted have spring (11), spring (11) one end is connected with rubber circle (12), emery wheel piece (13) have been cup jointed to emery wheel base member (1) outside, emery wheel piece (13) outside surface evenly imbeds and installs grit (14).

2. A dropout prevention back plate type metal grinding wheel according to claim 1, wherein: the diameter of axis of rotation (8) is less than the diameter of round hole (5), axis of rotation (8) are located round hole (5) inside, the diameter of spacing ring (4) is less than the diameter of spacing groove (2).

3. A dropout prevention back plate type metal grinding wheel according to claim 1, wherein: the cross section of the grinding wheel block (13) is annular, the grinding wheel block (13) and the grinding wheel base body (1) are of an integrated structure, and annular reinforcing ribs are arranged on the outer side of the grinding wheel block (13).

4. A dropout prevention back plate type metal grinding wheel according to claim 1, wherein: the top end of the cover plate (9) is fixedly connected with the rotating shaft (8) through a nut, and the outer side surface of the cover plate (9) is coated with antirust paint.

5. A dropout prevention back plate type metal grinding wheel according to claim 1, wherein: the grinding wheel base member (1) inner wall is close to spacing groove (2) position department equidistance and sets up fluted (15), draw-in groove (16) have all been seted up at recess (15) inner wall both ends, two mounting hole (17) have been seted up between recess (15), apron (9) bottom limit portion evenly welds stopper (18), apron (9) bottom is close to stopper (18) position department and installs locating lever (19), locating lever (19) are located inside mounting hole (17).

6. A dropout prevention back plate type metal grinding wheel according to claim 1, wherein: and heat dissipation holes (20) are uniformly formed in the bottom end of the grinding wheel block (13).