Heat dissipation type wear-resistant metal product abrasive disc

Abstract

The utility model relates to the technical field of metal products, and discloses a heat dissipation type wear-resistant metal product abrasive disc which comprises an abrasive disc body and further comprises a wear-resistant mechanism and a heat dissipation mechanism, the wear-resistant mechanism is arranged on the surface of the abrasive disc body, a vortex piece is arranged on the surface of the wear-resistant mechanism, and the heat dissipation mechanism is arranged in the abrasive disc body. An auxiliary heat dissipation piece is arranged on the rear side of the abrasive disc body, a base body layer is fixedly connected into the heat dissipation mechanism, and the wear-resisting mechanism and the heat dissipation mechanism are fixedly connected. By means of the vortex-shaped flow guide grooves, the heat dissipation surface area can be increased conveniently, heat exchange between air and the surface of the abrasive disc is accelerated, in the high-speed rotation process of the abrasive disc body, air is pushed to flow outwards from the center, passive forced convection is formed, cuttings are guided to be discharged, and heat generated by friction is reduced; the cooling medium is allowed to penetrate through the interior of the abrasive disc body to directly cool the high-temperature area, and the diversion trenches are matched to form a three-dimensional heat dissipation network, so that the heat dissipation effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal product technical field more particularly to a heat dissipation type wear -resisting metal product abrasive disc. BACKGROUND

[0002] Metal product abrasive disc is the key tool for cutting, grinding and polishing metal and other hard materials in industrial processing, widely used in manufacturing, construction, mining and precision machining fields. Its core function is to remove material or surface treatment of workpiece through friction and cutting force generated by high-speed rotation. With the improvement of processing efficiency, precision and durability requirements of modern industry, the design and manufacturing technology of metal abrasive disc has undergone significant evolution, gradually becoming the product of the cross integration of material science, mechanical engineering and manufacturing process.

[0003] But the existing metal product abrasive disc is mostly made of single material, and high-hardness material has poor thermal conductivity. The accumulation of friction heat during high-speed operation leads to local annealing or coating peeling. Since there is no mechanism to improve the heat dissipation efficiency of metal product abrasive disc, the abrasive disc relies on natural convection and material self-heat conduction, which cannot meet the demand of high-speed and heavy-load working conditions. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a heat dissipation type wear -resisting metal product abrasive disc to solve the problem that there is no mechanism to improve the heat dissipation efficiency of metal product abrasive disc in the above background technology, which leads to the dependence of abrasive disc on natural convection and material self-heat conduction, and cannot meet the demand of high-speed and heavy-load working conditions.

[0005] The utility model provides the following technical scheme: a heat dissipation type wear -resisting metal product abrasive disc, including abrasive disc body, still including wear -resisting mechanism and heat dissipation mechanism, wear -resisting mechanism sets up at abrasive disc body surface, and wear -resisting mechanism surface is provided with vortex piece, and heat dissipation mechanism sets up inside abrasive disc body, and abrasive disc body rear side is provided with auxiliary heat dissipation piece, and heat dissipation mechanism inside fixedly connected with base layer, and wear -resisting mechanism and heat dissipation mechanism are fixedly connected, and auxiliary heat dissipation piece penetrates wear -resisting mechanism, heat dissipation mechanism and base layer, and auxiliary heat dissipation piece is communicated with vortex piece, and heat dissipation mechanism inside fixedly connected with reinforcing piece, and reinforcing piece passes through auxiliary heat dissipation piece, and the spacing is left between reinforcing piece and auxiliary heat dissipation piece.

[0006] Further, the mounting block is fixedly connected to the center of one side of the abrasive disc body, a mounting hole is formed in one side of the mounting block, a plurality of guide holes are formed in one side of the mounting block near the outside of the mounting hole, and the plurality of guide holes are arranged in a ring array at equal intervals.

[0007] Further, the wear -resisting mechanism includes a wear -resisting layer, and the wear -resisting layer is fixedly connected to the outside of the abrasive disc body.

[0008] Further, the heat dissipation mechanism comprises a heat dissipation layer and a porous layer, the heat dissipation layer is fixedly connected to the inside of the wear-resistant mechanism, and the inside of the heat dissipation layer is fixedly connected with the porous layer.

[0009] Further, the vortex piece comprises a flow guide groove, and the flow guide groove is arranged on the surface of the wear-resistant mechanism.

[0010] Further, the auxiliary heat dissipation piece comprises heat dissipation holes, the heat dissipation holes are arranged in a vortex shape, and the heat dissipation holes are arranged on the rear side of the wear-resistant layer.

[0011] Further, the reinforcing piece comprises reinforcing ribs, the reinforcing ribs are arranged in a vortex shape, and the reinforcing ribs are fixedly connected between the heat dissipation layer and the porous layer and pass through the auxiliary heat dissipation piece.

[0012] The technical effects and advantages of the present application are as follows:

[0013] 1. The vortex-shaped flow guide groove can increase the heat dissipation surface area, accelerate the heat exchange between air and the surface of the grinding piece, make the grinding piece body flow air from the center to the outside during high-speed rotation, form passive forced convection, guide the chip discharge, reduce frictional heat generation, and allow the cooling medium to penetrate the inside of the grinding piece body through the vortex-shaped heat dissipation holes, directly cool the high-temperature area, and cooperate with the flow guide groove to form a three-dimensional heat dissipation network, so that the heat dissipation effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the present application;

[0015] Figure 2 It is a front view of the grinding piece body of the present application;

[0016] Figure 3 It is a structural schematic view of the present application Figure 2 A region of the present application;

[0017] Figure 4 It is a sectional view of the grinding piece body of the present application.

[0018] The reference signs are: 1, grinding piece body; 2, wear-resistant layer; 3, flow guide groove; 4, heat dissipation layer; 5, porous layer; 6, reinforcing rib; 7, heat dissipation hole; 8, mounting block; 9, mounting hole; 10, guide hole; 11, base layer. DETAILED DESCRIPTION

[0019] The utility model makes further explanation in combination with specific embodiments, however, people skilled in the art should understand that the detailed explanation given in combination with the drawings is to explain better, and the structure of the utility model must exceed these limited embodiments, and for some equivalent alternative or common means, the detailed explanation is not described in the text, but still belongs to the protection scope of the application.

[0020] Attached Figures 1-4 It is the best embodiment of the utility model, and the following will be described in combination with the drawings Figures 1-4 The utility model makes further explanation.

[0021] Refer to the drawings Figures 1-4 A heat dissipation type wear-resistant metal product grinding piece, including grinding piece body 1, still including wear-resistant mechanism and heat dissipation mechanism, wear-resistant mechanism sets up at the surface of grinding piece body 1, and the surface of wear-resistant mechanism is provided with vortex piece, and heat dissipation mechanism sets up inside grinding piece body 1, and the rear side of grinding piece body 1 is provided with auxiliary heat dissipation piece, and heat dissipation mechanism is fixedly connected with base layer 11 inside, and wear-resistant mechanism and heat dissipation mechanism are fixedly connected, and auxiliary heat dissipation piece penetrates wear-resistant mechanism, heat dissipation mechanism and base layer 11, and auxiliary heat dissipation piece is communicated with vortex piece, and heat dissipation mechanism is fixedly connected with reinforcing piece inside, and reinforcing piece passes through auxiliary heat dissipation piece, and spacing is left between reinforcing piece and auxiliary heat dissipation piece.

[0022] In the embodiment, the material of the base layer 11 is high-toughness alloy steel. The wear-resistant mechanism facilitates good wear resistance of the grinding piece body 1 during use. When the grinding piece body 1 rotates at high speed, the vortex piece facilitates an increase in the heat dissipation surface area, accelerates heat exchange between air and the surface of the grinding piece body 1, and promotes the flow of air from the center to the outside, forms passive forced convection, guides the discharge of chips, reduces frictional heat generation, and allows the cooling medium to penetrate the inside of the grinding piece body 1 through the auxiliary heat dissipation piece to directly cool the heat dissipation mechanism. In combination with the vortex piece, a three-dimensional heat dissipation network is formed, so that the heat dissipation effect is better. At the same time, due to the effect of the reinforcing piece, the bending strength of the grinding piece can be improved during use, and the risk of fracture under high impact load is reduced.

[0023] Specifically, the mounting block 8 is fixedly connected to the center of one side of the grinding piece body 1. The mounting hole 9 is formed in one side of the mounting block 8. A plurality of guide holes 10 are formed in the side of the mounting block 8 close to the outside of the mounting hole 9. The plurality of guide holes 10 are arranged in a ring array at equal intervals.

[0024] In the embodiment, the mounting block 8, the mounting hole 9, and the plurality of guide holes 10 facilitate the connection of the grinding piece body 1 with external equipment.

[0025] Specifically, the wear-resistant mechanism includes a wear-resistant layer 2 fixedly connected to the outside of the grinding piece body 1.

[0026] In the embodiment, the wear-resistant layer 2 is made of silicon carbide.

[0027] Specifically, the heat dissipation mechanism comprises a heat dissipation layer 4 and a porous layer 5, the heat dissipation layer 4 is fixedly connected to the inside of the wear-resistant mechanism, and the porous layer 5 is fixedly connected to the inside of the heat dissipation layer 4.

[0028] In the embodiment, the heat dissipation layer 4 and the porous layer 5 are made of copper mesh and graphite sheet respectively.

[0029] Specifically, the vortex piece comprises a flow guide groove 3, and the flow guide groove 3 is arranged on the surface of the wear-resistant mechanism.

[0030] In the embodiment, the flow guide groove 3 is in the shape of a vortex, and the flow guide groove 3 is arranged on the front side of the wear-resistant layer (2),

[0031] Specifically, the auxiliary heat dissipation piece comprises a plurality of heat dissipation holes 7, the plurality of heat dissipation holes 7 are arranged on the rear side of the wear-resistant layer 2, and the plurality of heat dissipation holes 7 are arranged in a vortex shape.

[0032] In the embodiment, the plurality of heat dissipation holes 7 penetrate the front side and the rear side of the grinding piece body 1.

[0033] Specifically, the reinforcing piece comprises a plurality of reinforcing ribs 6, the plurality of reinforcing ribs 6 are fixedly connected between the heat dissipation layer 4 and the porous layer 5, and the plurality of reinforcing ribs 6 penetrate the auxiliary heat dissipation piece.

[0034] In the embodiment, the plurality of reinforcing ribs 6 respectively penetrate the plurality of heat dissipation holes 7, and the reinforcing ribs 6 are made of carbon structural steel.

[0035] The working principle and the use process of the utility model are as follows: in use, the wear-resistant layer 2 made of silicon carbide makes the grinding piece body 1 have good wear resistance in use, when the grinding piece body 1 rotates at high speed, due to the vortex-shaped flow guide groove 3, the heat dissipation surface area is facilitated to be increased, the heat exchange between air and the surface of the grinding piece body 1 is accelerated, air is pushed to flow from the center to the outside, passive forced convection is formed, and the cuttings are guided to be discharged, friction heat is reduced, and through the vortex-shaped arranged heat dissipation holes 7, the cooling medium is allowed to penetrate the inside of the grinding piece body 1, directly cool the heat dissipation layer 4, the porous layer 5 and the wear-resistant layer 2, and cooperate with the flow guide groove 3, a three-dimensional heat dissipation network is formed, so that the heat dissipation effect is better, and at the same time, due to the effect of the reinforcing ribs 6, the bending strength of the grinding piece in use can be improved, and the risk of fracture under high impact load is reduced.

[0036] The above merely describes preferred embodiments of the present application, but is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiments without departing from the technical solution of the present application and according to the technical essence of the present application still falls within the protection scope of the technical solution of the present application.

Claims

1. A heat-dissipating, wear-resistant metal article abrasive sheet, characterized by: The utility model provides a kind of grinding piece body (1), still including wear-resistant mechanism and heat dissipation mechanism, wear-resistant mechanism is arranged on the surface of grinding piece body (1), and the surface of wear-resistant mechanism is provided with vortex piece, heat dissipation mechanism is arranged inside grinding piece body (1), the rear side of grinding piece body (1) is provided with auxiliary heat dissipation piece, heat dissipation mechanism is fixedly connected with base layer (11) inside, wear-resistant mechanism and heat dissipation mechanism are fixedly connected, auxiliary heat dissipation piece penetrates wear-resistant mechanism, heat dissipation mechanism and base layer (11), and auxiliary heat dissipation piece is communicated with vortex piece, heat dissipation mechanism is fixedly connected with reinforcing piece inside, and reinforcing piece passes through auxiliary heat dissipation piece, and reinforcing piece and auxiliary heat dissipation piece are left with spacing.

2. A heat dissipating wear resistant metal article abrasive sheet according to claim 1, wherein: The side of the grinding piece body (1) is fixedly connected with the mounting block (8) at the center, the mounting hole (9) is formed in one side of the mounting block (8), a plurality of guide holes (10) are formed in one side of the mounting block (8) near the outside of the mounting hole (9), and the plurality of guide holes (10) are arranged in a ring array at equal intervals.

3. A heat dissipating wear resistant metal article abrasive sheet according to claim 1, wherein: The wear-resistant mechanism includes a wear-resistant layer (2), and the wear-resistant layer (2) is fixedly connected to the outside of the grinding piece body (1).

4. The heat-dissipating wear-resistant metal product abrasive sheet according to claim 1, characterized in that: The heat dissipation mechanism includes a heat dissipation layer (4) and a porous layer (5), the heat dissipation layer (4) is fixedly connected inside the wear-resistant mechanism, and the porous layer (5) is fixedly connected inside the heat dissipation layer (4).

5. The heat-dissipating wear-resistant metal product abrasive sheet according to claim 1, characterized in that: The vortex piece includes a flow guide groove (3), and the flow guide groove (3) is formed on the surface of the wear-resistant mechanism.

6. A heat dissipating wear resistant metal article abrasive sheet according to claim 1, wherein: The auxiliary heat dissipation piece includes a plurality of heat dissipation holes (7), the plurality of heat dissipation holes (7) are formed on the rear side of the wear-resistant layer (2), and the plurality of heat dissipation holes (7) are arranged in a vortex shape.

7. The heat-dissipating wear-resistant metal product abrasive sheet according to claim 1, characterized in that: The reinforcing piece includes a plurality of reinforcing ribs (6), the plurality of reinforcing ribs (6) are fixedly connected between the heat dissipation layer (4) and the porous layer (5), and the plurality of reinforcing ribs (6) penetrate the auxiliary heat dissipation piece.

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