Hard wear-resistant composite grinding wheel

Abstract

The utility model discloses a hard wear-resistant composite grinding wheel which comprises a grinding wheel body, a first fixing disc is arranged at one end of the grinding wheel body, a connecting cylinder is fixedly connected in the first fixing disc, and a connecting clamping groove is formed in one side in the connecting cylinder. The center line of the connecting cylinder and the center line of the first fixing disc are located on the same vertical plane. According to the hard wear-resistant composite grinding wheel, the connecting disc is arranged, the heat dissipation groove is formed in one end of the connecting disc of the grinding wheel, the end, attached to the grinding wheel body, of the connecting disc can rapidly absorb heat when the grinding wheel body is heated, and then the heat is rapidly discharged through the heat dissipation groove; and meanwhile, first heat dissipation holes formed in one end of the connecting disc are matched with second heat dissipation holes formed in one end of the grinding wheel body so that air can circulate inside to accelerate heat discharge, the situation that the hardness is affected by the too high temperature of the grinding wheel body during grinding is prevented, and the problem that the temperature rises too fast in the grinding process is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to abrasive disc technical field, concretely is hard wear -resisting composite abrasive disc. BACKGROUND

[0002] Abrasive disc is a kind of part for workpiece polishing processing, is installed on polishing machine and can quickly polish workpiece, polishing treatment, generally is made of composite material, with very high hardness can polish the workpiece of various high hardness material, has important role in mechanical processing field;

[0003] But now the composite abrasive disc for workpiece processing still has some defects in use, the internal temperature of abrasive disc will continuously increase in the polishing process, when temperature is too high, the hardness of abrasive disc as a whole will be affected, thereby causing wear too fast;

[0004] Now a kind of new hard wear -resisting composite abrasive disc is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model is to provide hard wear -resisting composite abrasive disc to solve the problem of temperature rising too fast in polishing process in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: hard wear -resisting composite abrasive disc, including abrasive disc body, the one end of abrasive disc body is provided with first fixed disc, the inside fixedly connected with connecting barrel of first fixed disc, the one side of connecting barrel inside is equipped with connecting slot, the center line of connecting barrel and the center line of first fixed disc are on the same vertical plane, the one end of abrasive disc body is provided with the heat dissipation structure for quickly cooling abrasive disc body;

[0007] The heat dissipation structure includes connecting disc, the outside of first fixed disc is movably connected with connecting disc, the one end of connecting disc is equipped with heat dissipation groove, the one end of connecting disc is equipped with first heat dissipation hole, the one end of abrasive disc body is equipped with second heat dissipation hole.

[0008] As the further technical scheme of the utility model, the heat dissipation groove of the one end of connecting disc is arranged at equal intervals, and the first heat dissipation hole of the one end of connecting disc is arranged at equal intervals.

[0009] As the further technical scheme of the utility model, the inside of first heat dissipation hole and second heat dissipation hole is communicated, and the center line of first heat dissipation hole and the center line of second heat dissipation hole are on the same vertical plane.

[0010] As a further technical scheme of the utility model, the one end of the grinding wheel body is provided with a positioning groove, the one end of the connecting disc is fixedly connected with a positioning clamping block, the one end inside the grinding wheel body is movably connected with a mounting disc, the one end of the mounting disc and the one end of the connecting disc are fixedly connected with a group of inner rings respectively, and the one end inside the positioning groove is provided with a positioning clamping groove.

[0011] As a further technical scheme of the utility model, the positioning clamping block is movably connected with the positioning clamping groove, and the positioning groove is movably connected with the connecting disc.

[0012] As a further technical scheme of the utility model, the center line of the positioning groove and the center line of the grinding wheel body are on the same vertical plane, and the inner ring is movably connected with the grinding wheel body.

[0013] As a further technical scheme of the utility model, the one end outside the connecting barrel is movably connected with a second fixing disc, the one end of the second fixing disc is fixedly connected with a threaded sleeve, the one end of the first fixing disc is fixedly connected with a connecting plug barrel, and the inside of the connecting plug barrel is movably connected with a connecting bolt.

[0014] As a further technical scheme of the utility model, the connecting bolt penetrates the one end of the connecting plug barrel and extends to the inside of the threaded sleeve, and the center line of the second fixing disc and the center line of the first fixing disc are on the same vertical plane.

[0015] Compared with the prior art, the utility model has the advantages that the hard wear-resistant composite grinding wheel can quickly dissipate heat, improve the overall strength of the grinding wheel, and be conveniently disassembled and assembled.

[0016] (1) by being provided with the connecting disc, the first heat dissipation hole, the heat dissipation groove and the second heat dissipation hole, the heat dissipation groove is arranged at the one end of the connecting disc of the grinding wheel, the one end of the connecting disc adhering to the grinding wheel body can quickly absorb heat when the grinding wheel body is heated, and the heat is quickly discharged through the heat dissipation groove; the first heat dissipation hole arranged at the one end of the connecting disc cooperates with the second heat dissipation hole arranged at the one end of the grinding wheel body to make air circulate inside to accelerate heat dissipation, thereby preventing the temperature of the grinding wheel body from being too high during polishing to affect hardness, and achieving the effect that the grinding wheel body can be quickly cooled during polishing to maintain wear resistance.

[0017] (2) By setting up the connecting disc, mounting disc, inner ring, positioning block, positioning groove and positioning slot, when assembling the grinding wheel, the mounting disc is attached inside the groove opened at one end of the grinding wheel body, then the connecting disc is attached inside the positioning groove, the positioning block at one end of the connecting disc is clamped with the positioning slot, the inner ring at one end of the connecting disc and the mounting disc is attached inside the grinding wheel body, which can keep the stability of the grinding wheel body, so that the connecting disc can support the grinding wheel body during polishing, to ensure the overall strength of the grinding wheel body, and the overall strength of the grinding wheel body can be improved;

[0018] (3) By setting up the connecting bolt, first fixing disc, connecting barrel, connecting plug, threaded sleeve and second fixing disc, after the grinding wheel is used for a long time and appears wear affecting the polishing effect, the connecting bolt can be rotated to be separated from the inside of the threaded sleeve, then the second fixing disc can be pulled off from the outside of the connecting barrel, then the connecting disc and the mounting disc are detached from the outside of the grinding wheel body to facilitate the replacement of the grinding wheel body, after the replacement is completed, the connecting disc and the mounting disc are sleeved on the outside of the grinding wheel body, then the first fixing disc and the second fixing disc are attached to both ends of the inner ring, to position the grinding wheel body through the connecting disc and the mounting disc, and the grinding wheel body can be conveniently disassembled and replaced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structure schematic view of the utility model;

[0020] Figure 2 It is a connecting disc side view cross-sectional structure schematic view of the utility model;

[0021] Figure 3 It is a positioning groove front view cross-sectional structure schematic view of the utility model;

[0022] Figure 4 It is a first fixing disc side view cross-sectional structure schematic view of the utility model.

[0023] In the drawing: 1, grinding wheel body; 2, connecting disc; 3, first heat dissipation hole; 4, connecting bolt; 5, heat dissipation groove; 6, first fixing disc; 7, connecting barrel; 8, connecting clamping groove; 9, mounting disc; 10, inner ring; 11, positioning block; 12, positioning groove; 13, second heat dissipation hole; 14, positioning slot; 15, connecting plug; 16, threaded sleeve; 17, second fixing disc. DETAILED DESCRIPTION

[0024] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Embodiment: please refer to Figures 1-4 , the hard wear-resistant composite grinding wheel, including grinding wheel body 1, the one end of grinding wheel body 1 is provided with first fixed disc 6, the inside fixed connection of first fixed disc 6 has connecting barrel 7, the inside one side of connecting barrel 7 is provided with connecting slot 8, the center line of connecting barrel 7 and the center line of first fixed disc 6 are on the same vertical plane, the one end of grinding wheel body 1 is provided with heat dissipation structure for quickly cooling grinding wheel body 1;

[0026] The heat dissipation structure includes connecting disc 2, the outside movable connection of first fixed disc 6 has connecting disc 2, the one end of connecting disc 2 is provided with heat dissipation groove 5, the one end of connecting disc 2 is provided with first heat dissipation hole 3, the one end of grinding wheel body 1 is provided with second heat dissipation hole 13;

[0027] The heat dissipation groove 5 of one end of connecting disc 2 is arranged at equal intervals, and the first heat dissipation hole 3 of one end of connecting disc 2 is arranged at equal intervals;

[0028] The inside of first heat dissipation hole 3 and second heat dissipation hole 13 is communicated, and the center line of first heat dissipation hole 3 and the center line of second heat dissipation hole 13 are on the same vertical plane;

[0029] Specifically, as Figure 1 And Figure 3 Indicated, the heat dissipation groove 5 is provided at one end of the connecting disc 2 of the grinding wheel, and the connecting disc 2 is attached to one end of the grinding wheel body 1, which can quickly absorb heat when the grinding wheel body 1 is heated, and then quickly discharge heat through the heat dissipation groove 5, and the first heat dissipation hole 3 provided at one end of the connecting disc 2 cooperates with the second heat dissipation hole 13 provided at one end of the grinding wheel body 1 to make air flow from the inside to accelerate heat dissipation, thereby preventing the temperature of the grinding wheel body 1 from being too high during polishing to affect the hardness, and achieving the effect of quickly dissipating heat for the grinding wheel body 1 during polishing to maintain wear resistance.

[0030] The one end of grinding wheel body 1 is provided with positioning groove 12, the one end of connecting disc 2 is fixedly connected with positioning clamping block 11, the one end of the inside of grinding wheel body 1 is movably connected with mounting disc 9, and a group of inner rings 10 are fixedly connected to the one end of mounting disc 9 and the one end of connecting disc 2 respectively, and the one end of positioning groove 12 is provided with positioning clamping groove 14;

[0031] The positioning clamping block 11 is movably connected with the positioning clamping groove 14, and the positioning groove 12 is movably connected with the connecting disc 2.

[0032] The center line of the positioning groove 12 is on the same vertical plane as the center line of the grinding wheel body 1, and the inner ring 10 is movably connected with the grinding wheel body 1;

[0033] Specifically, as shown in Figure 1 , Figure 2 and Figure 3 , when assembling the grinding wheel, the mounting disc 9 is attached inside the groove opened at one end of the grinding wheel body 1, and then the connecting disc 2 is attached inside the positioning groove 12. The positioning clamping block 11 at one end of the connecting disc 2 is clamped with the positioning clamping groove 14 to position the grinding wheel body 1. The connecting disc 2 and the inner ring 10 at one end of the mounting disc 9 are attached inside the grinding wheel body 1 to maintain the stability of the grinding wheel body 1. Thus, the connecting disc 2 can support the grinding wheel body 1 during polishing to ensure the overall strength of the grinding wheel body 1, thereby improving the overall strength of the grinding wheel body 1.

[0034] The outer end of the connecting cylinder 7 is movably connected with a second fixing disc 17, one end of the second fixing disc 17 is fixedly connected with a threaded sleeve 16, one end of the first fixing disc 6 is fixedly connected with a connecting plug cylinder 15, and the inside of the connecting plug cylinder 15 is movably connected with a connecting bolt 4;

[0035] The connecting bolt 4 penetrates one end of the connecting plug cylinder 15 and extends into the inside of the threaded sleeve 16, and the center line of the second fixing disc 17 is on the same vertical plane as the center line of the first fixing disc 6;

[0036] Specifically, as shown in Figure 1 , Figure 2 and Figure 4 , after the grinding wheel is used for a long time and appears to be worn out, affecting the polishing effect, the connecting bolt 4 can be rotated to be separated from the inside of the threaded sleeve 16, the second fixing disc 17 can be pulled off from the outside of the connecting cylinder 7, and then the connecting disc 2 and the mounting disc 9 can be detached from the outside of the grinding wheel body 1 to facilitate replacement of the grinding wheel body 1. After replacement, the connecting disc 2 and the mounting disc 9 are sleeved on the outside of the grinding wheel body 1, and then the first fixing disc 6 and the second fixing disc 17 are attached to both ends of the inner ring 10. The grinding wheel body 1 can be positioned by the connecting disc 2 and the mounting disc 9, thereby facilitating disassembly and replacement of the grinding wheel body 1.

[0037] Working principle: the utility model discloses when using, when assembling the grinding wheel, install the disc 9 and fit in the recess of the one end of sand wheel body 1, then fit in the inside of the positioning groove 12, the positioning clamping block 11 of connecting disc 2 one end and positioning clamping groove 14 can be positioned to sand wheel body 1, the inside ring 10 of connecting disc 2 and install the disc 9 one end fit in the inside of sand wheel body 1 can keep the stability of sand wheel body 1, so that connecting disc 2 can support sand wheel body 1 when polishing, to guarantee the strength of sand wheel body 1 whole, the one end of the connecting disc 2 of this grinding wheel is provided with the heat dissipation groove 5, and the one end of connecting disc 2 fits in sand wheel body 1 can quickly absorb heat when sand wheel body 1 temperature rises, then heat is quickly discharged through heat dissipation groove 5, simultaneously, the first heat dissipation hole 3 of connecting disc 2 one end is set up and fits in the second heat dissipation hole 13 of sand wheel body 1 one end can make air from inside circulation to accelerate heat discharge, thereby prevent sand wheel body 1 temperature from being too high when polishing and influence hardness, after the grinding wheel is used for a long time, the wear and tear influence polishing effect, can rotate connecting bolt 4 and make it separate from the inside of threaded sleeve 16 after, can pull second fixed disc 17 and separate it from the outside of connecting cylinder 7, then again connecting disc 2 and install the disc 9 are taken off from the outside of sand wheel body 1 to facilitate sand wheel body 1 to be replaced, after replacement, connecting disc 2 and install the disc 9 are sleeved in the outside of sand wheel body 1, then again first fixed disc 6 and second fixed disc 17 fit in the both ends of inside ring 10, to be positioned to sand wheel body 1 through connecting disc 2 and install the disc 9.

Claims

1. A hard and wear resistant composite grinding wheel comprising a grinding wheel body (1), characterized in that: One end of the grinding wheel body (1) is provided with a first fixed disc (6), the inside of the first fixed disc (6) is fixedly connected with a connecting barrel (7), one side of the inside of the connecting barrel (7) is provided with a connecting clamping groove (8), the center line of the connecting barrel (7) and the center line of the first fixed disc (6) are on the same vertical plane, one end of the grinding wheel body (1) is provided with a heat dissipation structure for quickly cooling the grinding wheel body (1). The heat dissipation structure comprises a connecting disc (2), the outside of the first fixed disc (6) is movably connected with the connecting disc (2), one end of the connecting disc (2) is provided with a heat dissipation groove (5), one end of the connecting disc (2) is provided with a first heat dissipation hole (3), one end of the grinding wheel body (1) is provided with a second heat dissipation hole (13).

2. The hard, wear resistant, composite abrasive grinding wheel of claim 1, wherein: The heat dissipation grooves (5) at one end of the connecting disc (2) are arranged at equal intervals, and the first heat dissipation holes (3) at one end of the connecting disc (2) are arranged at equal intervals.

3. The hard, wear resistant, composite abrasive grinding wheel of claim 1, wherein: The first heat dissipation holes (3) and the second heat dissipation holes (13) are in communication, and the center line of the first heat dissipation holes (3) and the center line of the second heat dissipation holes (13) are on the same vertical plane.

4. The hard, wear resistant, composite abrasive grinding wheel of claim 1, wherein: One end of the grinding wheel body (1) is provided with a positioning groove (12), one end of the connecting disc (2) is fixedly connected with a positioning clamping block (11), one end of the inside of the grinding wheel body (1) is movably connected with a mounting disc (9), one end of the mounting disc (9) and one end of the connecting disc (2) are respectively fixedly connected with a group of inner rings (10), and one end of the inside of the positioning groove (12) is provided with a positioning clamping groove (14).

5. The hard, wear resistant, composite abrasive grinding wheel of claim 4, wherein: The positioning clamping block (11) and the positioning clamping groove (14) are movably connected, and the positioning groove (12) and the connecting disc (2) are movably connected.

6. The hard, wear resistant, composite abrasive grinding wheel of claim 4, wherein: The center line of the positioning groove (12) and the center line of the grinding wheel body (1) are on the same vertical plane, and the inner rings (10) and the grinding wheel body (1) are movably connected.

7. The hard, wear resistant, composite abrasive grinding wheel of claim 1 wherein: One end of the outside of the connecting barrel (7) is movably connected with a second fixed disc (17), one end of the second fixed disc (17) is fixedly connected with a threaded sleeve (16), one end of the first fixed disc (6) is fixedly connected with a connecting plug barrel (15), and the inside of the connecting plug barrel (15) is movably connected with a connecting bolt (4).

8. The hard, wear resistant, composite abrasive grinding wheel of claim 7, wherein: The connecting bolt (4) penetrates one end of the connecting plug barrel (15) and extends into the inside of the threaded sleeve (16), and the center line of the second fixed disc (17) and the center line of the first fixed disc (6) are on the same vertical plane.

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