CN211491113U

CN211491113U - High-strength durable diamond grinding wheel

Info

Publication number: CN211491113U
Application number: CN202020141598.7U
Authority: CN
Inventors: 李贵生; 李亮; 李恒
Original assignee: Zhengzhou Hengjie Superhard Material Co ltd
Current assignee: Zhengzhou Hengjie Superhard Material Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-09-15
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to a durable type diamond wheel of high strength in grinding type processing apparatus technical field, including discoid base member, a terminal surface is provided with the grinding layer on the base member, base member central point puts and is provided with the mounting hole, the base member deviates from the equidistance is provided with a plurality of fin on the terminal surface of grinding layer one side. The utility model discloses the utensil can accelerate greatly that the heat of grinding wheel in grinding process scatters and disappears through setting up the fin to make the emery wheel more durable.

Description

High-strength durable diamond grinding wheel

Technical Field

The utility model relates to a grinding type processing apparatus technical field especially relates to a durable type diamond grinding wheel of high strength.

Background

The structure of a traditional diamond grinding wheel is as follows: the grinding wheel is characterized in that an annular diamond grinding layer is arranged on one surface of a disc-shaped grinding wheel base body, the diamond grinding layer is processed through a grinding tool and integrally pressed on the surface of the base body, a group of assembly holes which are communicated up and down are formed in the grinding wheel base body around the center of the grinding wheel base body, and the assembly holes are located on the inner side of the annular diamond grinding layer. During the use, the diamond grinding wheel is installed on the host computer, carries out the grinding to the article of being processed through the drive assembly drive. It is known that the bonding force between the diamond grinding layer and the substrate is an important factor, and particularly, the bonding force between the diamond grinding layer and the substrate has higher requirements for high-speed grinding and grinding of superhard or uneven objects. However, the grinding layer and the base body of the conventional diamond grinding wheel are fixed only by surface adhesion, and the bonding is not firm enough, and the falling off is easily caused.

In order to solve the problems, the chinese patent with publication number CN202846382U discloses a high-strength bonded diamond grinding wheel, which comprises a substrate and a diamond grinding layer, wherein the substrate is in a circular disc shape, and the diamond grinding layer is in a ring shape and is arranged on one surface of the substrate; the joint of the substrate and the diamond grinding layer is provided with convex strips and grooves which are mutually embedded. The convex strips and the grooves which are mutually embedded are arranged at the joint of the base body and the diamond grinding layer, so that the joint surface is increased, the connection strength between the base body and the diamond grinding layer is improved, and the potential safety hazard caused by falling off of the diamond grinding layer in the high-speed grinding process is reduced.

Above-mentioned scheme still has following problem, and the emery wheel is mostly continuous grinding in the use, and continuous grinding face is great with work piece frictional resistance, can produce higher heat during continuous grinding, produces more piece thereupon and glues and be difficult to the clearance at diamond grinding wheel surface, and higher heat can make diamond grinding wheel surface produce the thermal expansion simultaneously, leads to emery wheel surface fracture easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a durable type diamond grinding wheel of high strength, through setting up the fin, can accelerate greatly that the heat of grinding wheel in grinding process scatters and disappears to it is more durable to make the emery wheel.

The utility model aims at realizing through the following technical scheme:

the utility model provides a durable type diamond grinding wheel of high strength, includes discoid base member, a terminal surface is provided with the grinding layer on the base member, base member central point puts and is provided with the mounting hole, the base member deviates from the equidistance is provided with a plurality of fin on the terminal surface of grinding layer one side.

Through adopting above-mentioned technical scheme, at the in-process that the grinding bed ground, the heat that the grinding bed produced can transmit to the base member on, the heat further transmits to the fin on the base member, and the fin has increaseed the area of contact of base member with the air to make the emery wheel carry out the heat that the in-process of high-speed rotation produced and can scatter and disappear to the air more easily, accelerated the thermal speed of scattering and disappearing, thereby prevent that the condition that diamond grinding wheel surface produced thermal energy from taking place.

The utility model discloses further set up to: the radiating fins are perpendicular to the end face of the base body and are arranged in a rectangular shape.

By adopting the technical scheme, the rectangular radiating fins are easy to arrange, the radiating fins are perpendicular to the section of the base body, the largest contact area between the radiating fins and air can be ensured, and the radiating fins are easy to radiate heat.

The utility model discloses further set up to: the radiating fins are arranged in a circular ring shape, and the circle centers of the radiating fins and the circle center of the base body are arranged in the same mode.

Through adopting above-mentioned technical scheme, the circular form fin setting can make the space utilization of fin higher for the fin has more and air contact's area, thereby optimizes the radiating effect of fin.

The utility model discloses further set up to: a plurality of first heat dissipation holes are formed in the heat dissipation plate at equal intervals.

Through adopting above-mentioned technical scheme, the setting of first louvre can make things convenient for the air to circulate between a plurality of fin to make the air can more high efficiency hiccup take away the heat on the fin, accelerated thermal scattering and disappearing, further optimized the radiating effect.

The utility model discloses further set up to: the base member deviates from equidistance is provided with the second louvre on grinding layer one side terminal surface, just the second louvre is just right grinding layer sets up.

Through adopting above-mentioned technical scheme, the setting of second louvre can make things convenient for the heat in the grinding layer directly to scatter and disappear on the base member.

The utility model discloses further set up to: the end parts of the radiating fins are all arranged smoothly.

Through adopting above-mentioned technical scheme, the former picture setting of fin tip can prevent that the staff from taking place by the condition of fin fish tail when using diamond grinding wheel, has protected staff's personal safety.

The utility model discloses further set up to: and chip removal lines are arranged on the grinding layer.

Through adopting above-mentioned technical scheme, the radiating effect on grinding layer can further be strengthened in the setting of chip removal line, and the chip removal line has also made things convenient for the discharge of grinding bits simultaneously.

The utility model discloses further set up to: the grinding layer is towards base member one side is provided with annular boss, just the boss cross-section sets up to T shape, cooperate on the base member annular boss is provided with the annular groove.

Through adopting above-mentioned technical scheme, the boss and the recess cooperation of T shape can increase the area of contact between base member and the grinding layer, and the boss and the recess of T shape can make the base member play the fixed effect of lock to the grinding layer simultaneously, have avoided only by the condition emergence that the binder bonds and lead to joint strength not high between grinding layer and the base member.

To sum up, the utility model discloses a beneficial technological effect does:

through setting up the fin, can accelerate greatly that the emery wheel piece loses in the heat of grinding in-process to make the emery wheel more durable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of a portion a-a in fig. 1.

Fig. 3 is a schematic view of the structure of the heat sink in the first embodiment.

Fig. 4 is a schematic view of the structure of the heat sink in the second embodiment.

Fig. 5 is a schematic sectional view of a portion B-B in fig. 4.

In the figure, 1, a substrate; 11. mounting holes; 2. grinding the layer; 3. a heat sink; 4. a first heat dissipation hole; 5. a second heat dissipation hole; 6. chip removal lines; 7. an annular boss; 8. an annular groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1 and 2, for the utility model discloses a durable type diamond grinding wheel of high strength, including discoid base member 1, a terminal surface is provided with grinding layer 2 on the base member 1, and grinding layer 2 deviates from and is provided with chip removal line 6 on a side end face of base member 1, and chip removal line 6 sets up to the arc line in this embodiment, and the radiating effect of grinding layer 2 can further be strengthened in setting up of chip removal line 6, and chip removal line 6 has also made things convenient for the discharge of grinding bits simultaneously, and 1 central point of base member puts and is provided with mounting hole 11. Referring to fig. 3, equidistance is provided with a plurality of fin 3 on the terminal surface of base member 1 deviating from grinding layer 2 one side, and fin 3 perpendicular to base member 1's terminal surface sets up, and is parallel to each other between the fin 3, and fin 3 is the rectangle setting, and equidistant a plurality of first louvres 4 that are provided with on the fin 3. The equidistance is provided with second louvre 5 on the base member 1 deviates from grinding layer 2 one side terminal surface, and second louvre 5 just sets up grinding layer 2. And the end parts of the radiating fins 3 are all arranged smoothly in consideration of the need of preventing the edges and corners of the radiating fins 3 from scratching workers. The grinding layer 2 is provided with annular boss 7 towards base member 1 one side, and the boss cross-section sets up to T shape, cooperates annular boss 7 to be provided with annular groove 8 on the base member 1. In the process of grinding the grinding layer 2, the heat generated by the grinding layer 2 is transferred to the base body 1, the heat is further transferred to the radiating fins 3 on the base body 1, and the radiating fins 3 increase the contact area of the base body 1 and the air, so that the heat generated in the process of rotating the grinding wheel at a high speed can be more easily dissipated into the air, the heat dissipation speed is accelerated, and the condition that the surface of the diamond grinding wheel generates thermal expansion is prevented. The rectangular radiating fins 3 are easy to arrange, the radiating fins 3 are perpendicular to the section of the base body 1, the largest contact area of the radiating fins 3 with air can be guaranteed, and the radiating fins 3 are easy to radiate heat. The arrangement of the first heat dissipation holes 4 can facilitate air to circulate among the plurality of heat dissipation fins 3, so that the air can take away heat on the heat dissipation fins 3 more quickly and efficiently, heat dissipation is accelerated, and the heat dissipation effect is further optimized; the second heat dissipation holes 5 are arranged to facilitate the direct dissipation of heat in the grinding layer 2 on the substrate 1. The boss and the recess cooperation of T shape can increase the area of contact between base member 1 and the grinding layer 2, and the boss and the recess of T shape simultaneously can make base member 1 play the fixed effect of lock to grinding layer 2, have avoided only by the condition emergence that the binder bonds and lead to joint strength not high between grinding layer 2 and the base member 1.

The implementation principle of the embodiment is as follows: in the grinding process, the piece that grinding layer 2 produced can leave the contact part of grinding layer 2 and machined part along chip removal line 6, the heat that grinding layer 2 produced simultaneously in the grinding process can be transmitted to base member 1 on, preliminary heat dissipation can be realized to second louvre 5 on the base member 1, and the heat can be transmitted to the fin 3 of rectangle along base member 1 on, rotate the in-process at the emery wheel high speed, heat on the fin 3 can be accelerated to first louvre 4 on the fin 3 and is lost, thereby improve the radiating effect. The annular boss 7 with the T-shaped section can be matched with the annular groove 8 with the T-shaped section, so that the fixing strength of the base body 1 to the grinding layer 2 is enhanced.

Example two

Referring to fig. 4 and 5, the present embodiment is substantially the same as the above embodiment except for the structure of the heat sink 3:

referring to fig. 4 and 5, the heat sink 3 is disposed in a circular ring shape, and the center of the heat sink 3 is the same as the center of the base 1. Be provided with a plurality of first louvres 4 on fin 3, the equidistance is provided with second louvre 5 on the base member 1 deviates from grinding layer 2 side end face, and second louvre 5 just sets up grinding layer 2. The annular radiating fins 3 of the base body 1 can enable the space utilization rate of the radiating fins 3 to be higher, so that the radiating fins 3 have more areas in contact with air, and the radiating effect of the radiating fins 3 is optimized.

The implementation principle of the embodiment is as follows: in the grinding process, heat can be transferred to the annular radiating fins 3 along the base body 1, and in the high-speed rotation process of the grinding wheel, the first radiating holes 4 in the radiating fins 3 can accelerate heat dissipation of the radiating fins 3, so that the radiating effect is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A high-strength durable diamond grinding wheel comprises a disc-shaped base body (1), wherein a grinding layer (2) is arranged on one end face of the base body (1), a mounting hole (11) is formed in the center of the base body (1), and the high-strength durable diamond grinding wheel is characterized in that a plurality of radiating fins (3) are equidistantly arranged on the end face, deviating from the grinding layer (2), of the base body (1).

2. A high strength durable diamond grinding wheel according to claim 1, wherein: the radiating fins (3) are perpendicular to the end face of the base body (1), and the radiating fins (3) are arranged in a rectangular shape.

3. A high strength durable diamond grinding wheel according to claim 1, wherein: the radiating fins (3) are arranged in a circular ring shape, and the circle centers of the radiating fins (3) are the same as the circle center of the base body (1).

4. A high strength durable diamond grinding wheel according to claim 2 or 3, wherein: the radiating fins (3) are provided with a plurality of first radiating holes (4) at equal intervals.

5. A strong and durable diamond grinding wheel according to claim 4, wherein: the base body (1) deviates from second heat dissipation holes (5) are formed in the end face of one side of the grinding layer (2) in an equidistant mode, and the second heat dissipation holes (5) are right opposite to the grinding layer (2).

6. A strong and durable diamond grinding wheel according to claim 5, wherein: the end parts of the radiating fins (3) are all arranged smoothly.

7. A strong and durable diamond grinding wheel according to claim 6, wherein: and the grinding layer (2) is provided with chip removal lines (6).

8. A high strength durable diamond grinding wheel according to claim 7, wherein: the grinding layer (2) faces towards one side of the base body (1) and is provided with an annular boss (7), the cross section of the boss is T-shaped, and the base body (1) is matched with the annular boss (7) and is provided with an annular groove (8).