CN216098420U

CN216098420U - Diplopore formula consolidation emery wheel

Info

Publication number: CN216098420U
Application number: CN202122906912.3U
Authority: CN
Inventors: 彭继荣; 彭盛
Original assignee: Yunnan Runchang Grinding Wheel Technology Co ltd
Current assignee: Yunnan Runchang Grinding Wheel Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-22
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a double-hole type consolidation grinding wheel, which relates to the technical field of grinding wheels and comprises a grinding wheel, wherein the grinding wheel is in a disc shape, a groove is formed in the center of the upper surface of the grinding wheel, an insertion hole is formed in the center of the lower surface of the grinding wheel, and a reinforcing net is integrally formed inside the grinding wheel; according to the grinding wheel, when the spindle and the jack are abraded and slightly loosened, the top end of the spindle is close to the groove through the special fixture, and the jack is in a circular truncated cone shape, the top end of the spindle is close to the groove, and the connection between the top end of the spindle and the jack is tighter, so that the stability of the groove assembled behind the spindle is improved, the grinding wheel of the phenolic resin binding agent has the advantages of good elasticity and small sensitivity to vibration, impact and side pressure, the grinding wheel can adapt to higher rotating speed and improve grinding performance due to the high stability, the grinding wheel is suitable for fine grinding and surface polishing due to the good elasticity, the strength of the grinding wheel is greatly improved due to the arrangement of the reinforcing net, and the using wheel speed is obviously improved.

Description

Diplopore formula consolidation emery wheel

Technical Field

The utility model relates to the technical field of grinding wheels, in particular to a double-hole type consolidation grinding wheel.

Background

Most of grinding wheels are round, the through hole in the center is a round hole, the grinding wheels are disc-shaped and are usually used in a high-speed rotating state, so that the matching of the hole and an assembly shaft is very important, the too small matching gap can cause the hole crack of the grinding wheels during assembly, and the use is unsafe; too big can produce vibration when using in fit clearance, not only can influence the grinding effect, and bump between emery wheel and the work piece, can cause the blowout when serious, cause the injury for personnel and equipment, consequently, no matter international standard and national standard have all made strict requirement to emery wheel hole size, along with the development of machining trade, precision grinding more and more obtains extensive application, international standard and national standard have not satisfied the demand to the requirement of emery wheel hole size yet, but too accurate aperture size requirement, to emery wheel manufacture factory the great degree of difficulty of preparation degree of difficulty

A prior patent (publication No. CN 206982478U) discloses a double-hole type consolidation grinding wheel, which is disc-shaped, and has a through hole in the center, and the through hole is partially a round hole and partially a polygonal hole along the thickness direction; the circle of the round hole is an inscribed circle of a polygon of the polygonal hole.

This diplopore formula concreties emery wheel when using, although restricted the runout of emery wheel, can not produce the vibration because of the fit clearance is big when high-speed rotation, however long-time back of using, the main shaft can take place the friction with the through-hole, there is little clearance between it, therefore still can have slight runout and produce slight vibration, the precision of grinding has been influenced, this diplopore formula concreties emery wheel is inconvenient to carry out the corase grind, semi-finish grinding and fluting and cutting off etc. to metal or nonmetal work piece's excircle, interior circle, plane and various profiles etc. simultaneously, consequently, there is certain limitation when using, this diplopore formula concreties emery wheel's intensity is low and does not have radiating function simultaneously, when higher rotational speed grinding, influence its life.

Therefore, it is necessary to provide a double-hole type consolidation grinding wheel to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double-hole type consolidation grinding wheel, which solves the technical problems that the grinding precision and the strength are low and the service life is influenced because the existing double-hole type consolidation grinding wheel does not have a heat dissipation function after being used for a long time.

In order to solve the technical problem, the double-hole type consolidation grinding wheel provided by the utility model comprises a grinding wheel, wherein the grinding wheel is in a disc shape, a groove is formed in the center of the upper surface of the grinding wheel, an insertion hole is formed in the center of the lower surface of the grinding wheel, the groove is in a regular hexagon shape, the insertion hole is in a truncated cone shape, the groove is communicated with the insertion hole, and a reinforcing net is integrally formed inside the grinding wheel.

Preferably, the grinding wheel is made of phenolic resin, the grinding wheel made of phenolic resin bonding agent has the advantages of good elasticity and small sensitivity to vibration, impact and lateral pressure, the grinding wheel can adapt to higher rotating speed and improve grinding performance due to high stability, and is particularly suitable for grinding wheels and cutting grinding wheels, and fine grinding and surface polishing due to good elasticity.

Preferably, the reinforcing net is annular, and the material of reinforcing net is copper, and through setting up the reinforcing net, the intensity that makes the grinding wheel has had very big improvement, uses the fast obvious improvement of wheel, and the reinforcing net has certain heat conduction and heat dissipation function simultaneously, with the heat dispersion of grinding wheel grinding position and transmit to the whole of grinding wheel, ensures that the grinding wheel is difficult for the thermal influence to use when higher rotational speed.

Preferably, the upper surface and the lower surface of the grinding wheel are both provided with radiating fins, the radiating fins are made of heat-conducting silica gel and made of heat-conducting silica gel, so that the grinding wheel is easy to form, low in manufacturing cost, high in radiating speed, long in service life and beneficial to radiating of grinding at a high rotating speed.

Preferably, the center of the grinding wheel is provided with an assembly ring, the assembly ring is matched with the groove and the jack, the grinding wheel is conveniently mounted on the driving device through the assembly ring, and abrasion of the spindle, the groove and the jack is further reduced.

Preferably, a plurality of louvres have all been seted up to the top and the bottom of assembly ring, through setting up the louvre, have promoted the heat dissipation function of assembly ring, are favorable to the whole heat dissipation of grinding wheel.

Compared with the related art, the double-hole type consolidation grinding wheel provided by the utility model has the following beneficial effects:

1. in the utility model, the grinding wheel piece is provided with the groove and the jack, when in assembly, the spindle is inserted into the jack, the top end of the spindle is positioned in the middle part of the jack and is abutted against the inner wall of the jack, and the special clamp is embedded in the groove and fixed on the spindle, so that the radial run-out of the grinding wheel piece is limited, the spindle cannot vibrate due to large fit clearance during high-speed rotation, the grinding precision is improved, the safety performance is improved, and the precision grinding effect is achieved, meanwhile, when the spindle and the jack are abraded and slightly loosened, the top end of the spindle is close to the groove through the special clamp, and the top end of the spindle is close to the groove due to the circular truncated cone shape of the jack, so that the connection between the spindle and the jack is tighter, the stability of the groove after being assembled on the spindle is improved, the grinding wheel piece of phenolic resin bonding agent has the advantages of good elasticity and small sensitivity to vibration, impact and lateral pressure, its high stability makes it can adapt to higher rotational speed and improved the grinding performance, therefore specially adapted grinding wheel and cutting wheel, and its good elasticity makes it be applicable to meticulous grinding and surface finish, through setting up the reinforcement net, makes the intensity of grinding wheel have very big improvement, uses the fast obvious improvement of wheel.

2. According to the utility model, the radiating fin made of the heat-conducting silica gel is easy to form, low in manufacturing cost, high in radiating speed and long in service life, and is beneficial to radiating the grinding wheel at a higher rotating speed, the reinforcing mesh made of copper has certain heat-conducting and radiating functions, so that the heat at the grinding part of the grinding wheel is dispersed and transmitted to the whole grinding wheel, the grinding wheel is not easily affected by heat when the grinding wheel is at the higher rotating speed, the grinding wheel is conveniently installed on driving equipment by arranging the assembling ring, the abrasion of the spindle, the groove and the jack is further reduced, and the radiating function of the assembling ring is improved by arranging the radiating holes, so that the integral radiating of the grinding wheel is facilitated.

Drawings

FIG. 1 is a schematic view of an overall structure of a double-hole type consolidation grinding wheel;

FIG. 2 is a schematic cross-sectional view of a grinding wheel of a double-hole type consolidation grinding wheel;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged view of the structure at B in fig. 2.

Reference numbers in the figures: 1. a grinding wheel sheet; 2. a groove; 3. a jack; 4. reinforcing the net; 5. a heat sink; 6. assembling a ring; 7. and (4) heat dissipation holes.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are referred to, they refer to the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Embodiment one, given by fig. 1-4, a double-hole type consolidation grinding wheel comprises a grinding wheel 1, wherein the grinding wheel 1 is disc-shaped, a groove 2 is formed in the center of the upper surface of the grinding wheel 1, a jack 3 is formed in the center of the lower surface of the grinding wheel 1, the groove 2 is regular hexagon, the jack 3 is truncated cone-shaped, the groove 2 is communicated with the jack 3, a reinforcing mesh 4 is integrally formed inside the grinding wheel 1, the grinding wheel 1 is made of phenolic resin, the reinforcing mesh 4 is ring-shaped, the reinforcing mesh 4 is made of copper, when the grinding wheel 1 is provided with the groove 2 and the jack 3, a spindle is inserted into the jack 3, the top end of the spindle is positioned in the middle of the jack 3 and is abutted against the inner wall of the spindle, and a special fixture is embedded in the groove 2 and fixed on the spindle, so as to limit radial run-out of the grinding wheel 1, and no vibration is generated due to large fit clearance when the grinding wheel rotates at high speed, the grinding precision is improved, the safety performance is improved, the precision grinding effect is achieved, meanwhile, when the spindle and the jack 3 are abraded and generate micro looseness, the top end of the spindle is close to the groove 2 through a special fixture, the top end of the spindle is close to the groove 2 due to the fact that the jack 3 is in a circular truncated cone shape, the top end of the spindle is close to the groove 2, and connection with the jack 3 is tight, the stability of the groove 2 after the spindle is assembled is improved, the grinding wheel 1 of the phenolic resin binding agent has the advantages of being good in elasticity and small in sensitivity to vibration, impact and side pressure, the high stability enables the grinding wheel to adapt to high rotating speed and improve grinding performance, the grinding wheel is particularly suitable for grinding and cutting grinding wheels, the fine elasticity enables the grinding wheel to be suitable for fine grinding and surface polishing, the strength of the grinding wheel 1 is greatly improved due to the arrangement of the reinforcing net 4, the using wheel speed is obviously improved, and the reinforcing net 4 has certain heat conduction and heat dissipation functions, the heat of the grinding part of the grinding wheel 1 is dispersed and transferred to the whole grinding wheel 1, so that the grinding wheel 1 is not easily affected by heat when the rotating speed is high.

In the second embodiment, on the basis of the first embodiment, the heat dissipation fins 5 are arranged on the upper surface and the lower surface of the grinding wheel 1, the heat dissipation fins 5 are made of heat-conducting silica gel, and the heat dissipation fins 5 are made of heat-conducting silica gel, so that the grinding wheel is easy to form, low in manufacturing cost, high in heat dissipation speed, long in service life and beneficial to heat dissipation of the grinding wheel 1 during high-speed grinding.

Third embodiment, on the basis of first embodiment, the center department of grinding wheel 1 is provided with assembly ring 6, assembly ring 6 and recess 2 and jack 3 looks adaptation, a plurality of louvres 7 have all been seted up to assembly ring 6's top and bottom, through setting up assembly ring 6, be convenient for install grinding wheel 1 on drive arrangement, further reduce the wearing and tearing of main shaft and recess 2 and jack 3, through setting up louvre 7, the heat dissipation function of assembly ring 6 has been promoted, be favorable to the whole heat dissipation of grinding wheel 1.

The working principle is as follows:

during grinding:

through arranging the groove 2 and the jack 3 on the grinding wheel 1, during assembly, the spindle is inserted into the jack 3, the top end of the spindle is positioned in the middle of the jack 3 and is abutted against the inner wall of the jack, and a special clamp is embedded in the groove 2 and fixed on the spindle, so that the radial runout of the grinding wheel 1 is limited, vibration caused by large fit clearance is avoided during high-speed rotation, the grinding precision is improved, the safety performance is improved, and the precision grinding effect is achieved, meanwhile, when the spindle and the jack 3 are abraded and slightly loosened, the top end of the spindle is close to the groove 2 through the special clamp, and because the jack 3 is in a circular table shape, the top end of the spindle is closer to the groove 2, the connection between the top end of the spindle and the jack 3 is tighter, so that the stability of the groove 2 assembled behind the spindle is improved, the grinding wheel 1 of the phenolic resin bonding agent has the advantages of good elasticity and small sensitivity to vibration, impact and lateral pressure, its high stability makes it can adapt to higher rotational speed and improved the grinding performance, therefore specially adapted grinding wheel and cutting wheel, and its good elasticity makes it be applicable to meticulous grinding and surface finish, through setting up reinforcing net 4, makes the intensity of emery wheel 1 have very big improvement, uses the wheel speed to obviously improve.

When the grinding wheel 1 is cooled in the process of high-speed grinding:

for the fin 5 of heat conduction silica gel material, easy shaping, low in manufacturing cost, the radiating rate is fast, there is very long life, be favorable to the heat dissipation of the higher rotational speed grinding of emery wheel 1, the material has certain heat conduction and heat dissipation function for reinforcing net 4 of copper, with the heat dispersion of emery wheel 1 grinding position and transmit to the whole of emery wheel 1, ensure that emery wheel 1 is difficult for the influence of heating to use when higher rotational speed, through setting up assembly ring 6, be convenient for install emery wheel 1 on drive device, further reduce the wearing and tearing of main shaft and recess 2 and jack 3, through setting up louvre 7, the heat dissipation function of assembly ring 6 has been promoted, be favorable to the whole heat dissipation of emery wheel 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a diplopore formula consolidation emery wheel, its characterized in that, includes emery wheel piece (1), emery wheel piece (1) is discoid, and the center department of emery wheel piece (1) upper surface sets up recess (2), and jack (3) have been seted up to the center department of emery wheel piece (1) lower surface, recess (2) are regular hexagon, jack (3) are the round platform type, recess (2) and jack (3) intercommunication, the inside integrated into one piece of emery wheel piece (1) has reinforcing net (4).

2. The double-hole type consolidation grinding wheel according to claim 1, wherein the grinding wheel (1) is made of phenolic resin.

3. The twin-hole type consolidation grinding wheel according to claim 1, wherein the reinforcing mesh (4) is ring-shaped, and the material of the reinforcing mesh (4) is copper.

4. The double-hole type consolidation grinding wheel according to claim 1, wherein the upper surface and the lower surface of the grinding wheel (1) are provided with heat dissipation fins (5), and the heat dissipation fins (5) are made of heat-conducting silica gel.

5. The double-hole type consolidation grinding wheel according to claim 1, characterized in that a mounting ring (6) is arranged at the center of the grinding wheel (1), and the mounting ring (6) is matched with the groove (2) and the insertion hole (3).

6. The double-hole type consolidation grinding wheel according to claim 5, wherein a plurality of heat dissipation holes (7) are formed at the top and the bottom of the mounting ring (6).