CN210414165U - Novel resin grinding wheel - Google Patents

Abstract

The utility model provides a novel resin grinding emery wheel, including the emery wheel body, the inlayer of emery wheel body is provided with the collar, the skin is resin binder abrasive material layer, be provided with the heat conduction strip in the resin binder abrasive material layer, the heat conduction strip sets up to the arc and sets up on the diameter direction of resin binder abrasive material layer, be provided with the cooling ring between resin binder abrasive material layer and the collar, be provided with a plurality of louvres on the cooling ring, be provided with in the cooling ring and hit the grain, the diameter that hits the grain is less than the louvre diameter, the one end of heat conduction strip communicates in the cooling ring, still including the buffer layer, the buffer layer is located between resin binder abrasive material layer and the collar, concentrate the heat dissipation through a large amount of heats that produce when cutting resin grinding emery wheel, guaranteed that resin grinding emery wheel can be fine effluvium at the heat that high-speed friction produced, the problem of resin grinding emery wheel production heat when high-speed friction leads And (6) deformation.

Description

Novel resin grinding wheel

Technical Field

The utility model relates to the grinding wheel technical field, concretely relates to novel resin grinding wheel.

Background

The resin grinding wheel is made of resin, such as phenolic aldehyde, epoxy, polyurethane, polyvinyl alcohol and the like, has high strength, can be added with reinforced fiber nets and reinforcing steel bars, such as cutting pieces and grinding pieces, most of the resin grinding wheels are not waterproof and cannot be ground by grinding fluid, and certainly, some resin grinding wheels needing grinding fluid are also added, such as epoxy, so that the grinding smoothness of the resin grinding wheels is good, workpieces are not easy to burn, the resin grinding wheels are applied to the cutting pieces, the two end faces, the heavy-load grinding wheels, the polishing wheels and the like, and the strength of the resin bond grinding wheels is lower than that of metal bond and ceramic bond.

Most resin grinding wheels on the market are in the process of polishing and using, the rotational speed of because of the emery wheel is very fast, the emery wheel makes emery wheel temperature rise rapidly with the friction of article, but resin grinding wheel's self radiating efficiency is relatively poor, make the emery wheel take place to burst after long-time use easily, use cost has been increased, can produce slight deformation after general resin grinding wheel temperature rise simultaneously, thereby make resin grinding wheel surface unsmooth, not only can damage the machined part during the use and still can lead to the safety problem.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at not enough among the prior art, provide a novel resin grinding emery wheel, concentrate the heat dissipation through a large amount of heats that produce when cutting resin grinding emery wheel, guaranteed that resin grinding emery wheel can be fine scattering at the heat that the high-speed friction produced of during operation, solved among the prior art resin grinding emery wheel and produced the heat and lead to resin grinding emery wheel surface to produce slight deformation when high-speed friction.

The technical scheme is as follows: in order to achieve the purpose, the utility model provides a novel resin grinding emery wheel, including the emery wheel body, the inlayer of emery wheel body is provided with the collar, and the skin is resin bond abrasive material layer, its characterized in that: be provided with the heat conduction strip in the resin bonding agent abrasive material layer, the heat conduction strip sets up to the arc and sets up on the diameter direction of resin bonding agent abrasive material layer, set up the ring form and be hollow structure's heat dissipation ring between resin bonding agent abrasive material layer and the collar, be provided with a plurality of louvres on the heat dissipation ring, be provided with in the heat dissipation ring and hit the grain, the diameter that hits the grain is less than the louvre diameter, the one end of heat conduction strip communicates in the heat dissipation ring, still including the buffer layer, the buffer layer is located between resin bonding agent abrasive material layer and the collar.

As an improvement of the technical scheme, the mounting ring comprises a shaft hole and a mounting and fixing hole arranged along the circumference of the shaft hole.

As an improvement of the technical scheme, be provided with the heat conduction hole in the resin binder abrasive material layer, the heat conduction hole is provided with a plurality of along resin binder abrasive material layer circumferencial direction, the one end intercommunication heat dissipation ring of heat conduction hole, the other end setting is at resin binder abrasive material layer edge, be provided with the heat conduction strip in the heat conduction hole.

As an improvement of the technical scheme, a heat insulation layer is arranged between the shock absorption layer and the heat dissipation ring.

As an improvement of the technical scheme, the heat insulation layer is an asbestos net layer.

As an improvement of the technical scheme, the damping layer is made of hard rubber materials.

As an improvement of the technical scheme, the collision particles are spherical rubber balls.

Has the advantages that: the utility model discloses a be provided with the heat conduction strip in the resin binder abrasive material layer, absorb the transmission through the heat that produces when carrying out the grinding with the resin binder abrasive material layer through the heat conduction strip, the heat conduction strip is with heat transfer to the cooling ring in, be provided with a plurality of louvres on the cooling ring, the inside grain of hitting that is provided with of cooling ring, the resin binder abrasive material layer rotates under the drive of motor, the cooling ring rotates with the resin binder abrasive material layer together, wherein hit the grain and also can follow the rotation, hit the grain and rotate in the cooling ring, drive the intra-annular air flow of cooling ring, heat that the heat conduction strip produced with resin binder abrasive material layer man-hour with higher speed is passed through the louvre and is dispelled, the radiating efficiency has been accelerated, it can not produce deformation at its surface at the during operation to have guaranteed.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a resin grinding wheel of the present invention;

fig. 2 is a schematic view of the cross section structure of the resin grinding wheel of the present invention.

List of reference numerals: 1. a grinding wheel body; 2. a heat dissipation ring; 3. a thermal insulation layer; 4. a shock-absorbing layer; 5. particle collision; 11. a resin binder abrasive layer; 12. a mounting ring; 111. a heat conducting strip; 121. mounting a fixing hole; 122. a shaft hole; 21. and (4) heat dissipation holes.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The resin grinding wheel is widely applied in the current industrial production, and has the characteristics of certain elasticity, low heat resistance, good self-sharpening property, simple and convenient manufacture and short process period, and is more popular in the current industrial processing, but when the resin grinding wheel is used for grinding a workpiece, as the resin grinding wheel bonds grinding materials together through resin binder, the high-speed rotation during grinding the workpiece enables the surface temperature of the resin binder grinding material layer 11 to rise instantly, if the rising temperature is not timely dissipated, the surface of the resin binder grinding material layer 11 can deform, and the subsequent processing grinding efficiency and grinding quality are influenced

The novel resin grinding wheel as shown in fig. 1-2 comprises a wheel body 1, wherein an installation ring 12 is arranged on an inner layer of the wheel body 1, a resin binder abrasive layer 11 is arranged on an outer layer of the wheel body, a heat conducting strip 111 is arranged in the resin binder abrasive layer 11, the heat conducting strip 111 is arc-shaped and arranged along the diameter direction of the resin binder abrasive layer 11, a circular heat dissipation ring 2 with a hollow structure is arranged between the resin binder abrasive layer 11 and the installation ring 12, a plurality of heat dissipation holes 21 are arranged on the heat dissipation ring 2, a collision particle 5 is arranged in the heat dissipation ring 2, the diameter of the collision particle 5 is smaller than that of the heat dissipation holes 21, the collision particle 5 is a spherical rubber ball, one end of the heat conducting strip 111 is communicated with the heat dissipation ring 2, and a shock absorption layer 4 is further included, the shock absorption layer 4 is arranged between the resin binder abrasive layer 11 and the installation ring 12, the shock absorbing layer 4 is made of hard rubber material.

In the above structure: the utility model provides a novel resin grinding wheel, which comprises a wheel body 1, wherein the wheel body 1 is arranged on a motor through a mounting ring 12, the outer layer is a resin binder abrasive layer 11, when a workpiece is processed, the workpiece is ground through the resin binder abrasive layer 11, a heat conducting strip 111 is arranged in the resin binder abrasive layer 11, the high temperature and heat generated when the resin binder abrasive layer 11 grinds the workpiece are absorbed and transferred through the heat conducting strip 111, the heat conducting strip 111 transfers the heat to a heat dissipation ring 2, a plurality of heat dissipation holes 21 are arranged on the heat dissipation ring 2, collision particles 5 are arranged inside the heat dissipation ring 2, the resin binder abrasive layer 11 is driven by the motor to rotate, the heat dissipation ring 2 rotates together with the resin binder abrasive layer 11, the collision particles 5 can also follow the rotation, the collision particles 5 rotate in the heat dissipation ring 2, drive the air flow in the heat dissipation ring 2, heat that produces when heat conduction strip 111 adds resin binder abrasive material layer 11 with higher speed is passed through louvre 21 and is dispelled, has accelerated the radiating efficiency, has guaranteed that resin binder abrasive material layer 11 can not produce deformation in its surface at the during operation, influences its grinding efficiency.

Still be provided with buffer layer 4 between resin bond abrasive material layer 11 and collar 12, buffer layer 4 can effectively cushion the vibrations that motor output shaft produced when rotating, has guaranteed the steady rotation of emery wheel body 1, has also guaranteed that resin bond abrasive material layer 11 effect is better when carrying out the grinding to the work piece.

In this embodiment, the mounting ring 12 includes a shaft hole 122 and a mounting fixing hole 121 circumferentially disposed along the shaft hole 122.

In the above structure: the grinding wheel body 1 is fixedly installed on the motor output shaft through the installation ring 12, the motor output shaft is inserted into the shaft hole 122 and is fixed through the installation fixing hole 121, and the installation of the grinding wheel body 1 is achieved.

In this embodiment, be provided with the heat conduction hole in the resin binder abrasive layer 11, the heat conduction hole is provided with a plurality of along the resin binder abrasive layer 11 circumferencial direction, the one end intercommunication heat dissipation ring 2 of heat conduction hole, the other end setting is at resin binder abrasive layer 11 edge, be provided with heat conduction strip 111 in the heat conduction hole.

In the above structure: the heat conduction hole in the resin bonding agent abrasive layer 11 is used for realizing the installation of heat conduction strip 111, and its shape and size and heat conduction strip 111 looks adaptation tightly close the seam between heat conduction strip 111 and the heat conduction hole during the installation, do not keep the gap, have guaranteed that the gap can not appear in the resin bonding agent abrasive layer 11, has guaranteed that the resin bonding agent abrasive layer 11 can not go wrong when polishing the work piece.

In this embodiment, a heat insulation layer 3 is disposed between the damping layer 4 and the heat dissipation ring 2, and the heat insulation layer 3 is an asbestos mesh layer.

In the above structure: and a heat insulation layer 3 is also arranged between the shock absorption layer 4 and the radiating ring 2, and the heat insulation layer 3 is used for preventing heat in the radiating ring 2 from being transferred to the shock absorption layer 4 to cause the shock absorption layer 4 to be damaged.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features.

Claims (7)

1. The utility model provides a novel resin grinding wheel, including emery wheel body (1), the inlayer of emery wheel body (1) is provided with collar (12), and the skin is resin binder abrasive layer (11), its characterized in that: be provided with heat conduction strip (111) in resin binder abrasive layer (11), heat conduction strip (111) set up to the arc and set up on the diameter direction of resin binder abrasive layer (11), set up ring form and be hollow structure's cooling ring (2) between resin binder abrasive layer (11) and collar (12), be provided with a plurality of louvres (21) on cooling ring (2), it hits grain (5) to be provided with in cooling ring (2), the diameter that hits grain (5) is less than louvre (21) diameter, the one end of heat conduction strip (111) communicates in cooling ring (2), still including buffer layer (4), buffer layer (4) are located between resin binder abrasive layer (11) and collar (12).

2. A novel resin grinding wheel according to claim 1, characterized in that: the mounting ring (12) comprises a shaft hole (122) and a mounting and fixing hole (121) arranged along the circumference of the shaft hole (122).

3. A novel resin grinding wheel according to claim 1, characterized in that: be provided with the heat conduction hole in resin binder abrasive material layer (11), the heat conduction hole is provided with a plurality of along resin binder abrasive material layer (11) circumferencial direction, the one end intercommunication heat dissipation ring (2) of heat conduction hole, the other end setting is at resin binder abrasive material layer (11) edge, be provided with heat conduction strip (111) in the heat conduction hole.

4. A novel resin grinding wheel according to claim 1, characterized in that: and a heat insulation layer (3) is arranged between the shock absorption layer (4) and the heat dissipation ring (2).

5. A novel resin grinding wheel according to claim 4, characterized in that: the heat insulation layer (3) is an asbestos net layer.

6. A novel resin grinding wheel according to claim 1, characterized in that: the shock absorption layer (4) is made of hard rubber materials.

7. A novel resin grinding wheel according to claim 1, characterized in that: the collision particles (5) are spherical rubber balls.

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