Grinding wheel capable of realizing plane grinding and longitudinal surface cutting

Abstract

The utility model discloses a grinding wheel capable of realizing plane grinding and longitudinal surface cutting, which relates to the technical field of grinding wheels, and comprises a wheel body, a grinding ring and a cutting blade, a fixing mechanism is arranged on the front surface of the cutting blade, the cutting blade is detachably connected with the wheel body through the fixing mechanism, and a heat dissipation mechanism is arranged on the front surface of the wheel body. And the grinding ring is fixedly mounted on an outer ring of the heat dissipation mechanism. According to the grinding wheel, the cutting blade is detachably connected with the wheel body through the fixing mechanism, the cutting blade can be conveniently disassembled and used on the wheel body, meanwhile, the risk that the cutting blade is heated to fall off is effectively avoided, the grinding wheel grinds a machined object through the grinding ring on the plane, the machined object can be cut through the cutting blade on the longitudinal face, and the machining efficiency is improved. The practicability is greatly improved; in addition, a heat dissipation mechanism is arranged, after the grinding ring generates heat, the heat is absorbed through a heat dissipation ring, heat is rapidly dissipated through heat dissipation fins, and the problem that the grinding ring generates heat in the grinding process and is broken and damaged can be effectively solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding wheels, and particularly relates to a grinding wheel which can improve the heat dissipation effect and realize plane grinding and longitudinal cutting. Background Art

[0002] The Chinese patent with publication number CN109079637A discloses a special split-type cutting grinding wheel, including a grinding wheel base, a grinding wheel hole is provided in the center of the grinding wheel base, a positioning hole is provided on one side of the grinding wheel hole, a grinding wheel cutting body is provided outside the grinding wheel base, two grinding wheel grinding rings are evenly distributed on the grinding wheel cutting body, four grinding wheel cutting blades are distributed outside the grinding wheel cutting body, and a guide groove is provided between adjacent grinding wheel cutting blades. In the actual use process, the cutting grinding wheel in the above-mentioned prior art is The grinding ring at the position is used to grind the object to be processed, and the cutting disc can be used to cut it on the longitudinal surface. However, there are still some shortcomings. First, the grinding wheel cutting disc on the outside of the grinding wheel matrix is ​​glued to the outside of the grinding wheel matrix in the form of nesting. When the grinding wheel cutting disc is cutting, friction heat will be generated. The heat softens the molten glue between the two, so it is easy to cause the cutting disc to fall off due to heat, causing danger; second, the grinding ring will generate a lot of heat when grinding, and the grinding ring is prone to cracking due to overheating, which reduces the service life. Utility Model Content

[0003] In view of the problems mentioned in the background technology, the purpose of the present invention is to provide a grinding wheel capable of realizing surface grinding and longitudinal cutting, so as to solve the problems mentioned in the background technology.

[0004] The above technical objectives of the utility model are achieved through the following technical solutions:

[0005] A grinding wheel capable of achieving plane grinding and longitudinal cutting, comprising a wheel body, a grinding ring and a cutting blade, wherein the cutting blade is detachably connected to the wheel body through a fixing mechanism, a heat dissipation mechanism is provided on the front of the wheel body, and the grinding ring is fixedly mounted on the outer ring of the heat dissipation mechanism;

[0006] The fixing mechanism includes a fixing bolt and a nut, the cutting blade is inserted into the front of the wheel body, a second through hole is provided on the inner side of the cutting blade, the nut is inserted into the second through hole on the front of the cutting blade, a first through hole is provided on the wheel body, a limiting groove is provided at the opening of the first through hole located at the back of the wheel body, a fixing bolt is provided on the inner side of the limiting groove, the threaded ends of the fixing bolt are all through the first through hole and the second through hole and the nut threaded installation, and the cutting blade can be conveniently and stably installed on the wheel body through the fixing mechanism;

[0007] As an optimal technical solution, the heat dissipation mechanism includes a pressure plate, which is fixed on the front side of the wheel body. A heat dissipation ring is provided at the bottom of the pressure plate, and a heat dissipation fin is integrally formed on the heat dissipation ring. A plurality of heat dissipation grooves are provided on the pressure plate. After the pressure plate is pressed into place, the heat dissipation fin is placed in the heat dissipation groove. The grinding ring is clamped on the outer ring of the pressure plate, and its back side overlaps with the front side of the heat dissipation ring.

[0008] When the grinding ring generates heat, the heat is absorbed by the heat dissipation ring and then quickly dissipated by the heat sink, which can effectively avoid the problem of cracking and damage of the grinding ring caused by heat generation during the grinding process.

[0009] As a preferred technical solution, the heat sink has a wave-shaped structure. The wave structure can expand the heat dissipation surface and improve the heat dissipation effect.

[0010] As a preferred technical solution, a positioning groove is provided on the front side of the wheel body, and the side of the cutting blade away from the nut is inserted into the inner side of the positioning groove. The positioning groove can facilitate the positioning and installation of the cutting blade.

[0011] As a preferred technical solution, a hexagonal groove is provided at the front surface of the second through hole, and the nut is inserted into the inner side of the hexagonal groove. The nut can be conveniently inserted into the second through hole through the hexagonal groove.

[0012] As an optimal technical solution, a clamping groove is opened on the inner side of the limit groove, and a retaining spring is clamped on the inner side of the clamping groove. The retaining spring is arranged on the side of the end of the fixing bolt. The end of the fixing bolt can be conveniently limited by the clamping groove and the retaining spring.

[0013] As a preferred technical solution, a first heat dissipation hole and a second heat dissipation hole are provided on the pressure plate, the bottom of the first heat dissipation hole penetrates to the inner side of the grinding ring, the bottom of the second heat dissipation hole penetrates to the top surface of the heat dissipation ring, the first heat dissipation hole and the second heat dissipation hole are connected to each other, and the first heat dissipation hole can be used to dissipate part of the heat of the grinding ring through the second heat dissipation hole, thereby further improving the heat dissipation effect.

[0014] As a preferred technical solution, a mounting hole is provided in the circular portion of the wheel body, and grooves are symmetrically provided on the inner side of the mounting hole, so that the wheel body can be conveniently installed through the mounting hole.

[0015] In summary, the utility model mainly has the following beneficial effects:

[0016] The present application connects the cutting disc to the wheel body in a detachable manner through a fixing mechanism, which can facilitate the disassembly and assembly of the cutting disc on the wheel body for use, while effectively avoiding the risk of the cutting disc falling off due to heat. The grinding wheel grinds the object to be processed through the grinding ring on the plane, and can also use the cutting disc to cut it on the longitudinal surface, which greatly improves the practicality. In addition, a heat dissipation mechanism is provided. When the grinding ring generates heat, the heat is absorbed by the heat dissipation ring and then quickly dissipated by the heat dissipation fin, which can effectively avoid the problem of cracking and damage caused by heat generation of the grinding ring during the grinding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is an exploded view of the utility model;

[0019] Figure 3 It is a schematic diagram of the back structure of the wheel body of the utility model;

[0020] Figure 4 The utility model Figure 2 Enlarged view of point A in the middle.

[0021] Figure numerals: 1. wheel body; 2. grinding ring; 3. cutting disc; 4. first heat dissipation hole; 6. fixing mechanism; 601. fixing bolt; 602. limiting groove; 603. nut; 604. first through hole; 605. second through hole; 7. mounting hole; 8. groove; 9. heat dissipation mechanism; 901. heat dissipation ring; 902. heat dissipation groove; 903. heat sink; 904. pressure plate; 10. positioning groove; 11. hexagonal groove; 12. retaining spring; 13. retaining groove; 14. second heat dissipation hole. DETAILED DESCRIPTION

[0022] refer to Figures 1 to 4 The grinding wheel described in this embodiment can realize plane grinding and longitudinal cutting, including a wheel body 1, a grinding ring 2 and a cutting blade 3, the cutting blade 3 is detachably connected to the wheel body 1 through a fixing mechanism 6, a heat dissipation mechanism 9 is provided on the front of the wheel body 1, and the grinding ring 2 is fixedly mounted on the outer ring of the heat dissipation mechanism 9; the grinding wheel can grind the object to be processed through the grinding ring 2 at the plane, and can also cut it using the cutting blade 3 on the longitudinal surface, thereby increasing the use function and saving the cost and replacement time;

[0023] The fixing mechanism 6 includes a fixing bolt 601 and a nut 603. The cutting blade 3 is inserted into the front of the wheel body 1. A second through hole 605 is provided on the inner side of the cutting blade 3. The nut 603 is inserted into the second through hole 605 on the front of the cutting blade 3. A first through hole 604 is provided on the wheel body 1. A limiting groove 602 is provided at the opening of the first through hole 604 located at the back of the wheel body 1. A fixing bolt 601 is provided on the inner side of the limiting groove 602. The threaded ends of the fixing bolt 601 all penetrate the first through hole 604 and the second through hole 605 and the nut 603 for threaded installation. After the cutting blade 3 is inserted into the front of the wheel body 1, the first through hole 604 and the second through hole 605 overlap, and then the nut 603 is inserted into the second through hole 605 on the front of the cutting blade 3. Then, the fixing bolt 601 is inserted into the limiting groove 602 on the back of the first through hole 604. Then, the fixing bolt 601 is engaged with the nut 603 and tightened to complete the installation of the cutting blade 3.

[0024] The heat dissipation mechanism 9 includes a pressing plate 904, which is fixed on the front of the wheel body. A heat dissipation ring 901 is provided at the bottom of the pressing plate 904, and a heat dissipation fin 903 is integrally formed on the heat dissipation ring 901. A plurality of heat dissipation grooves 902 are provided on the pressing plate 904. After the pressing plate 904 is press-fitted, the heat dissipation fin 903 is placed in the heat dissipation groove 902.

[0025] The grinding ring 2 is clamped on the outer ring of the pressure plate, and its back side overlaps with the front side of the heat dissipation ring 901. When the grinding ring 2 generates heat, the heat is absorbed by the heat dissipation ring 901, and the heat dissipation 903 can be used to quickly dissipate the heat, which can effectively avoid the problem of cracking and damage of the grinding ring 2 caused by heat generation during the grinding process. The heat dissipation fin 903 is a wavy structure. The wavy structure can expand the heat dissipation surface and improve the heat dissipation effect.

[0026] refer to Figure 2 A positioning groove 10 is provided on the front of the wheel body 1, and the side of the cutting blade 3 away from the nut 603 is inserted into the inner side of the positioning groove 10. The positioning groove 10 can be used to facilitate the positioning and insertion of the cutting blade 3, so as to facilitate installation.

[0027] refer to Figure 2 A hexagonal groove 11 is provided at the front surface of the second through hole 605, and the nut 603 is inserted into the inner side of the hexagonal groove 11. The hexagonal groove 11 can be used to facilitate the positioning and insertion of the nut 603.

[0028] refer to Figure 2 A slot 13 is provided on the inner side of the limiting groove 602, and a retaining spring 12 is clamped on the inner side of the slot 13. The retaining spring 12 is arranged on the side of the end of the fixing bolt 601. By clamping the retaining spring 12 into the slot 13 of the limiting groove 602, the end of the fixing bolt 601 in the limiting groove 602 can be conveniently limited to prevent loosening and falling off.

[0029] refer to Figure 4 A first heat dissipation hole 4 and a second heat dissipation hole 14 are provided on the pressing plate 904. The bottom of the first heat dissipation hole 4 penetrates through the inner side of the grinding ring 2, and the bottom of the second heat dissipation hole penetrates through the top surface of the heat dissipation ring 901. The first heat dissipation hole 4 and the second heat dissipation hole 14 are interconnected. The first heat dissipation hole 4 can be used to dissipate part of the heat of the grinding ring 2 through the second heat dissipation hole 14, thereby further improving the heat dissipation effect.

[0030] refer to Figure 1 A mounting hole 7 is provided at the circular portion of the wheel body 1, and grooves 8 are symmetrically provided on the inner side of the mounting hole 7. The mounting hole 7 with the grooves 8 can be used to facilitate positioning and installation of the wheel body 1.

[0031] Principle and advantages of use: When installing the cutting disc 3, first insert the cutting disc 3 into the front positioning groove 10 of the wheel body 1 so that the first through hole 604 and the second through hole 605 overlap, then insert the nut 603 into the hexagonal groove 11 on the front of the cutting disc 3, and then insert the fixing bolt 601 from the limiting groove 602 on the back of the first through hole 604, then tighten the fixing bolt 601 in conjunction with the nut 603, and then insert the retaining ring 12 into the retaining groove 13 of the limiting groove 602 to limit the end of the fixing bolt 601 in the limiting groove 602, and the installation of the cutting disc 3 can be completed; during use, when the grinding ring 2 generates heat, the heat is absorbed by the heat dissipation ring 901, and then the external heat dissipation fins 903 are used for rapid heat dissipation, and at the same time, the first heat dissipation hole 4 can be used to dissipate part of the heat of the grinding ring 2 through the second heat dissipation hole 14, which can further improve the heat dissipation effect of the grinding ring 2.

Claims

1. A grinding wheel capable of achieving surface grinding and longitudinal cutting, comprising a wheel body, a grinding ring and a cutting disc, characterized in that: The cutting blade is detachably connected to the wheel body through a fixing mechanism, a heat dissipation mechanism is provided on the front of the wheel body, and the grinding ring is fixedly mounted on the outer ring of the heat dissipation mechanism; The fixing mechanism includes a fixing bolt and a nut, the cutting blade is inserted into the front of the wheel body, a second through hole is opened on the inner side of the cutting blade, the nut is inserted into the second through hole on the front of the cutting blade, a first through hole is opened on the wheel body, a limiting groove is opened at the opening of the first through hole located on the back of the wheel body, a fixing bolt is provided on the inner side of the limiting groove, and the threaded ends of the fixing bolts pass through the first through hole, the second through hole and the nut thread installation.

2. A grinding wheel capable of realizing surface grinding and longitudinal cutting according to claim 1, characterized in that: A positioning groove is provided on the front side of the wheel body, and a side of the cutting blade away from the nut is inserted into the inner side of the positioning groove.

3. A grinding wheel capable of realizing surface grinding and longitudinal cutting according to claim 1, characterized in that: A hexagonal groove is provided at the front surface of the second through hole, and the nut is inserted into the inner side of the hexagonal groove.

4. The grinding wheel capable of realizing surface grinding and longitudinal cutting according to claim 1, characterized in that: A clamping groove is provided on the inner side of the limiting groove, and a clamping spring is clamped on the inner side of the clamping groove. The clamping spring is arranged on the side of the end of the fixing bolt.

5. The grinding wheel capable of realizing surface grinding and longitudinal cutting according to claim 1, characterized in that: The heat dissipation mechanism includes a pressing plate, which is fixed on the front side of the wheel body. A heat dissipation ring is arranged at the bottom of the pressing plate, and a heat dissipation fin is integrally formed on the heat dissipation ring. A plurality of heat dissipation grooves are opened on the pressing plate. After the pressing plate is pressed and installed, the heat dissipation fin is placed in the heat dissipation groove. The grinding ring is clamped on the outer ring of the pressing plate, and its back side overlaps with the front side of the heat dissipation ring.

6. A grinding wheel capable of achieving surface grinding and longitudinal cutting according to claim 5, characterized in that: The pressing plate is provided with a first heat dissipation hole and a second heat dissipation hole. The bottom of the first heat dissipation hole penetrates to the inner side of the grinding ring, and the bottom of the second heat dissipation hole penetrates to the top surface of the heat dissipation ring. The first heat dissipation hole and the second heat dissipation hole are connected to each other.

7. The grinding wheel capable of realizing surface grinding and longitudinal cutting according to claim 1, characterized in that: A mounting hole is provided at the circular portion of the wheel body, and grooves are symmetrically provided at the inner side of the mounting hole.

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