High-thickness grinding wheel convenient to assemble

Abstract

The utility model discloses a high-thickness grinding wheel convenient to assemble, and relates to the technical field of grinding wheels, the high-thickness grinding wheel convenient to assemble comprises a wheel disc, clamping grooves are symmetrically formed in the outer side wall of the wheel disc, the high-thickness grinding wheel further comprises a wheel sheet, the wheel sheet comprises a sheet body, a connecting part is formed on the sheet body, a fixing assembly is arranged on the wheel disc, and the connecting part is detachably connected into the clamping grooves in an inserted mode through the fixing assembly. According to the high-thickness grinding wheel, the high-thickness grinding wheel is divided into the multiple independent wheel pieces, all the wheel pieces are fixed to the wheel disc through the fixing assemblies, and assembling is more convenient; when the wheel pieces are locally damaged, the whole grinding wheel does not need to be replaced, only the corresponding wheel pieces need to be replaced, a large amount of material cost is saved, special tools or complex operation does not need to be used, and installation and fixation can be achieved only through simple actions; in addition, the wheel sheets are separated into independent wheel sheets, the size of the wheel sheets is reduced, and the product quality problems of cracking and the like caused by uneven thickness in the production and manufacturing process of the high-thickness grinding wheel sheet can be solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding wheels, and particularly relates to a high-thickness grinding wheel that is easy to assemble. Background Art

[0002] Grinding wheel, also known as bonded abrasive, is a bonded abrasive with a certain strength that is bonded by a binder to a common abrasive into a certain shape. Publication number "CN213731246U" discloses an improved grinding wheel, which includes a grinding wheel base, a grinding wheel hole is provided at the center of the grinding wheel base, a mounting ring is provided at the periphery of the grinding wheel base, a mounting hole is provided on the mounting ring, a grinding wheel body is provided outside the mounting ring, a fan-shaped reinforcement net is symmetrically provided on the front and back sides of the inner periphery of the grinding wheel body, a weight reduction hole is provided between adjacent fan-shaped reinforcement nets, a reinforcement ring is provided at the periphery of the grinding wheel body, and grinding teeth are provided outside the reinforcement ring. The above technical solution can effectively improve the strength of the grinding wheel, but there are still the following problems: the assembly process is complicated and inconvenient, which will greatly prolong the assembly time and reduce the production efficiency, and the surface of the grinding wheel will be partially damaged during use, and the entire piece needs to be replaced when it is replaced, which wastes resources. In addition, when the high-thickness grinding wheel is formed, due to its large thickness, it is easy to cause the overall grinding wheel to be partially uneven, resulting in product cracking and other phenomena. Utility Model Content

[0003] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide a high-thickness grinding wheel that is easy to assemble, so as to solve the problem that the assembly process of the grinding wheel is complicated and inconvenient, which will greatly prolong the assembly time and reduce the production efficiency.

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

[0005] A high-thickness grinding wheel that is easy to assemble, comprising a wheel disc, a card slot symmetrically provided on the outer side wall of the wheel disc, and a wheel piece, the wheel piece comprising a piece body, in this embodiment, the piece body is a 90° fan-shaped structure, a connecting portion is formed on the piece body, a fixing component is provided on the wheel disc, the connecting portion is detachably plugged and connected to the card slot through the fixing component, and further comprising a locking component, the wheel piece connected to the card slot is locked through the locking component, a card block is installed inside the card slot, a connecting hole is provided at one end of the card block, a wheel piece is fixedly connected to the outer side wall of the card block, a fixing component is symmetrically installed inside the wheel disc, a positioning groove is symmetrically provided at one end of the wheel disc, and a locking component is symmetrically installed inside the wheel disc;

[0006] The fixing assembly includes a first return spring, a movable plate, a connecting column and a fixing column. A first accommodating cavity is respectively opened on the wheel corresponding to each slot. The first accommodating cavity 8 penetrates the slot 3. One end of the first accommodating cavity is fixedly connected to the first return spring, and the other end of the first return spring is fixedly connected to the movable plate. The end of the movable plate close to the first return spring is fixedly connected to the connecting column. The first return spring is sleeved on the outside of the connecting column. The end of the connecting column away from the movable plate extends into the positioning groove. The end of the movable plate away from the first return spring is fixedly connected to the fixing column. The end of the fixed column away from the movable plate extends into the slot. A first through slot is provided at one end of the card slot close to the first accommodating cavity, the first through slot is communicated with the first accommodating cavity, the fixing column is slidably connected to the first through slot, a fixing slot is provided at one end of the card slot away from the first through slot, the fixing column passes through the first through slot and the connecting hole and is plugged into the fixing slot, so that when the wheel piece is partially damaged, there is no need to replace the entire grinding wheel, but only the corresponding wheel piece needs to be replaced, which saves a lot of material costs and does not require the use of special tools or complicated operations, and installation and fixation can be achieved through simple actions, which greatly saves installation time and improves work efficiency.

[0007] As a preferred technical solution, the locking assembly includes a second return spring, a moving block, a limit block, a slider and a push block. A second accommodating cavity is provided on the wheel disc corresponding to the first accommodating cavity. One end of the second accommodating cavity is fixedly connected to the second return spring, and the other end of the second return spring is fixedly connected to the moving block. One end of the moving block away from the second return spring is fixedly connected to the limit block. One end of the limit block away from the moving block extends into the positioning groove. One end of the moving block is fixedly connected to the slider, and one end of the slider away from the moving block is fixedly connected to the push block. One end of the wheel disc is symmetrically provided with sliding grooves through a circular array. The sliding grooves are connected to the second accommodating cavity. The sliding grooves are slidably connected to the slider. A second passage is provided at one end of the positioning groove. The groove is connected with the second accommodating chamber, the limit block is slidably connected to the second through groove, a pull block is installed inside the positioning groove, the end of the connecting column away from the movable plate is fixedly connected to the pull block, and the pull block is slidably connected to the positioning groove, and a pull block is installed inside the positioning groove, the end of the connecting column away from the movable plate is fixedly connected to the pull block, and the pull block is slidably connected to the positioning groove, which can prevent the grinding wheel from deviating or shaking during high-speed rotation or processing, help to improve processing accuracy and stability, ensure the reliability of processing quality, and make the grinding wheel more stable during work, reduce the risk of safety accidents caused by loosening or falling off, protect the safety of operators, and reduce the risk of work-related injuries.

[0008] As a preferred technical solution, the outer side wall of the wheel is symmetrically provided with discharge troughs, which are inclined. Heat dissipation grooves are symmetrically provided at both ends of the wheel, which are connected to the discharge troughs. The heat dissipation grooves are inclined, which can avoid the accumulation of waste on the surface of the wheel and cause the processing quality to decline or blockage, help to keep the wheel clean and sharp, thereby improving processing efficiency, and can reduce the working temperature of the wheel to prevent performance degradation or damage due to overheating, help to extend the service life of the wheel and improve processing stability.

[0009] In summary, the utility model mainly has the following beneficial effects:

[0010] The present application splits a high-thickness grinding wheel into several independent wheel pieces, and fixes each wheel piece on the wheel disc through a fixing component, which makes assembly more convenient; and when a wheel piece is partially damaged, there is no need to replace the entire grinding wheel, but only the corresponding wheel piece needs to be replaced, thus saving a lot of material costs, and no special tools or complicated operations are required, and installation and fixation can be achieved through simple actions; in addition, by splitting into independent wheel pieces, the wheel piece volume becomes smaller, which can prevent product quality problems such as cracking caused by uneven thickness of high-thickness grinding wheels during the production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the three-dimensional structure of the wheel piece of the utility model;

[0013] Figure 3 It is a schematic diagram of the three-dimensional structure of the roulette wheel of the utility model;

[0014] Figure 4 It is a cross-sectional three-dimensional structural schematic diagram of the fixing component of the utility model;

[0015] Figure 5 The utility model Figure 4 Enlarged view of part A.

[0016] Figure numerals: 1, wheel disc, 2, wheel piece, 3, slot, 4, block, 5, discharge slot, 6, heat dissipation slot, 7, connecting hole, 8, first accommodating chamber, 9, fixing assembly, 91, first return spring, 92, movable plate, 93, connecting column, 94, fixing column, 10, fixing slot, 11, first through slot, 12, positioning slot, 13, pull block, 14, second accommodating chamber, 15, locking assembly, 151, second return spring, 152, movable block, 153, limit block, 154, slider, 155, push block, 16, second through slot, 17, limit slot, 18, slide slot. DETAILED DESCRIPTION

[0017] refer to Figures 1 to 5 The high-thickness grinding wheel which is easy to assemble described in this embodiment comprises a wheel disc 1, a card slot 3 is symmetrically opened on the outer side wall of the wheel disc 1, and a wheel piece, which comprises a piece body. In this embodiment, the piece body is a 90° fan-shaped structure, including four wheel pieces, and a connecting portion is formed on the piece body. The wheel disc is provided with a fixing component, and the connecting portion is detachably plugged and connected to the card slot 3 through the fixing component, and also comprises a locking component, and the wheel piece connected to the card slot is locked by the locking component to improve the installation stability;

[0018] The fixing assembly 9 includes a first return spring 91, a movable plate 92, a connecting column 93 and a fixing column 94. A first accommodating cavity 8 is respectively opened on the wheel disc 1 corresponding to each slot. The first accommodating cavity 8 penetrates the slot 3. One end of the first accommodating cavity 8 is fixedly connected to the first return spring 91, and the other end of the first return spring 91 is fixedly connected to the movable plate 92. The end of the movable plate 92 close to the first return spring 91 is fixedly connected to the connecting column 93. The first return spring 91 is sleeved on the outside of the connecting column 93. The end of the connecting column 93 away from the movable plate 92 extends to the inside of the positioning groove 12. The end of the movable plate 92 away from the first return spring 91 is fixedly connected to the fixing column 94. The end of the fixing column 94 away from the movable plate 92 extends to the inside of the slot 3. The inner wall of the slot 3 close to the first accommodating cavity 8 A first through slot 11 is provided at the end, and the first through slot 11 is connected to the first accommodating chamber 8. The fixing column 94 is slidably connected to the first through slot 11. A fixing slot 10 is provided at the end of the slot 3 away from the first through slot 11. The fixing column 94 passes through the first through slot 11 and the connecting hole 7 to be plugged into the fixing slot 10. A square slot is provided on the outer wall of the connecting column 93. Pull the pull block 13, and the connecting column 93 drives the movable plate 92 and the fixing column 94 to move. The fixing column 94 moves toward the first accommodating chamber 8, and the fixing column 94 disengages from the slot 3. Then the wheel piece 2 is plugged with the wheel disc 1, so that the card block 4 is inserted into the slot 3. Release the pull block 13, the first reset spring 91 is reset, and the movable plate 92 rebounds to drive the fixing column 94 to pop out, and the fixing column 94 passes through the connecting hole 7 to be plugged into the fixing slot 10.

[0019] refer to Figure 5The locking assembly 15 includes a second return spring 151, a moving block 152, a limit block 153, a slider 154 and a push block 155. A second accommodating cavity 14 is provided on the wheel disc 1 corresponding to the first accommodating cavity. One end of the second accommodating cavity 14 is fixedly connected with the second return spring 151, and the other end of the second return spring 151 is fixedly connected with the moving block 152. The end of the moving block 152 away from the second return spring 151 is fixedly connected with the limit block 153. The end of the limit block 153 away from the moving block 152 extends into the positioning groove 12. One end of the moving block 152 is fixedly connected with the slider 154, and the end of the slider 154 away from the moving block 152 is fixedly connected with the push block 155. One end of the wheel disc 1 is symmetrically provided with a slide groove 18 through a circumferential array. The slide groove 18 is connected to the second accommodating cavity 14. The slide groove 18 is slidably connected to the slider 154. One end of the positioning groove 12 is provided with a The second through slot 16 is communicated with the second accommodating chamber 14, the limit block 153 is slidably connected to the second through slot 16, a pull block 13 is arranged in the positioning slot 12, the end of the connecting column 93 away from the movable plate 92 is fixedly connected to the pull block 13, the pull block 13 is slidably connected to the positioning slot 12, a limit slot 17 is arranged at one end of the pull block 13, the limit block 153 passes through the second through slot 16 and is plugged into the limit slot 17, the push block 155 is pushed, so that the slider 154 drives the moving block 152 and the limit block 153 to move, the limit block 153 retracts into the second accommodating chamber 14, and at the same time, the limit block 153 ends plugging into the limit slot 17, and ends the limiting of the pull block 13, releases the push block 155, the second reset spring 151 resets, the moving block 152 rebounds and the limit block 153 pops out, and at the same time, the limit block 153 is plugged into the limit slot 17 to complete the limiting of the pull block 13.

[0020] refer to Figure 1 to Figure 2 The outer wall of the wheel blade 2 is symmetrically provided with discharge grooves 5, which are inclined. Heat dissipation grooves 6 are symmetrically provided at both ends of the wheel blade 2, which are connected with the discharge grooves 5 and are inclined. When the wheel blade 2 rotates and grinds, the ground chips will be thrown outward along the discharge grooves 5, and the heat dissipation grooves 6 will increase the contact area between the wheel blade 2 and the outside air when the wheel blade 2 rotates, so as to dissipate the heat of the wheel blade 2.

[0021] Principle and advantages of use: First, the user pushes the push block 155, so that the slider 154 drives the moving block 152 and the limit block 153 to move, and the limit block 153 retracts into the second accommodating chamber 14. At the same time, the limit block 153 and the limit groove 17 are plugged in, and the limit of the pull block 13 is ended. Then the pull block 13 is pulled, and the connecting column 93 drives the moving plate 92 and the fixed column 94 to move, and the fixed column 94 moves toward the first accommodating chamber 8. The push block 155 is released, and the second reset spring 151 is reset. The limit block 153 pops out and plugs into the square groove, and then the wheel piece 2 and the wheel disc 1 are merged, so that the card block 4 is inserted into the card slot 3, and then the push block 1 is pushed. 55, the stop block 153 and the square groove are plugged in, and the pull block 13 rebounds, the first reset spring 91 is reset, the movable plate 92 rebounds and drives the fixed column 94 to pop out, and the fixed column 94 passes through the connecting hole 7 and is plugged in the fixed groove 10, and finally the push block 155 is released, the second reset spring 151 is reset, the movable block 152 rebounds and the stop block 153 pops out, and the stop block 153 and the limit groove 17 are plugged in, and the limit of the pull block 13 is completed. At the same time, when the wheel 2 is rotating and grinding, the ground debris will be thrown outward along the discharge groove 5, and the heat dissipation groove 6 increases the contact area between the wheel 2 and the outside air when the wheel 2 rotates, so as to dissipate heat for the wheel 2;

[0022] The utility model can replace the corresponding wheel piece 2 instead of the entire grinding wheel when the wheel piece 2 is partially damaged, thus saving a lot of material costs and no special tools or complicated operations are needed, and installation and fixation can be achieved through simple actions, which greatly saves installation time and improves work efficiency. At the same time, it can prevent the grinding wheel from deviating or shaking during high-speed rotation or processing, which helps to improve processing accuracy and stability, ensure the reliability of processing quality, and make the grinding wheel more stable during operation, reducing the risk of safety accidents that may be caused by loosening or falling off, protecting the safety of operators, and reducing the risk of work-related injuries.

Claims

1. A high-thickness grinding wheel that is easy to assemble, comprising a wheel disc, characterized in that: The outer wall of the wheel disc is symmetrically provided with a card slot, and further comprises a wheel piece, wherein the wheel piece comprises a sheet body, a connecting portion is formed on the sheet body, a fixing component is arranged on the wheel disc, and the connecting portion is detachably plugged and connected to the card slot through the fixing component, and further comprises a locking component, and the wheel piece connected to the card slot is locked through the locking component, a card block is installed inside the card slot, a connecting hole is opened at one end of the card block, a wheel piece is fixedly connected to the outer wall of the card block, a fixing component is symmetrically installed inside the wheel disc, a positioning groove is symmetrically opened at one end of the wheel disc, and a locking component is symmetrically installed inside the wheel disc; The fixing assembly includes a first return spring, a movable plate, a connecting column and a fixed column, the wheel disc is provided with a first accommodating cavity corresponding to each slot, the first accommodating cavity penetrates the slot, one end of the first accommodating cavity is fixedly connected to the first return spring, the other end of the first return spring is fixedly connected to the movable plate, the end of the movable plate close to the first return spring is fixedly connected to the connecting column, the first return spring is sleeved on the outside of the connecting column, the end of the connecting column away from the movable plate extends into the positioning groove, the end of the movable plate away from the first return spring is fixedly connected to the fixing column, and the end of the fixing column away from the movable plate extends into the slot.

2. The easy-to-assemble high-thickness grinding wheel according to claim 1, characterized in that: A first through slot is formed at one end of the slot close to the first accommodating cavity. The first through slot is communicated with the first accommodating cavity, and the fixing column is slidably connected to the first through slot.

3. The easy-to-assemble high-thickness grinding wheel according to claim 1, characterized in that: A fixing groove is provided at one end of the card slot away from the first through groove, and the fixing column passes through the first through groove and the connecting hole to be plugged into the fixing groove.

4. The easy-to-assemble high-thickness grinding wheel according to claim 1, characterized in that: The locking assembly includes a second return spring, a moving block, a limit block, a slider and a push block. A second accommodating cavity is provided on the wheel corresponding to the first accommodating cavity. One end of the second accommodating cavity is fixedly connected to the second return spring, and the other end of the second return spring is fixedly connected to the moving block. One end of the moving block away from the second return spring is fixedly connected to the limit block, and one end of the limit block away from the moving block extends into the positioning groove, one end of the moving block is fixedly connected to the slider, and one end of the slider away from the moving block is fixedly connected to the push block.

5. The easy-to-assemble high-thickness grinding wheel according to claim 4, characterized in that: A slide groove is symmetrically opened at one end of the wheel disc through a circular array, the slide groove is connected to the second accommodating cavity, the slide groove is slidably connected to the slider, a second through groove is opened at one end inside the positioning groove, the second through groove is connected to the second accommodating cavity, and the limit block is slidably connected to the second through groove.

6. The easy-to-assemble high-thickness grinding wheel according to claim 5, characterized in that: A pulling block is installed inside the positioning groove, one end of the connecting column away from the movable plate is fixedly connected to the pulling block, and the pulling block is slidably connected to the positioning groove.

7. The easy-to-assemble high-thickness grinding wheel according to claim 6, characterized in that: A limiting groove is provided at one end of the pulling block, and the limiting block passes through the second through groove and is plugged into the limiting groove.

8. The easy-to-assemble high-thickness grinding wheel according to claim 1, characterized in that: The outer side wall of the wheel piece is symmetrically provided with discharge grooves, which are arranged obliquely. Both ends of the wheel piece are symmetrically provided with heat dissipation grooves, which are connected with the discharge grooves, which are arranged obliquely.

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