Knife sharpening equipment and tool

Abstract

The utility model provides sharpening equipment and a tool. The equipment comprises a tank body, the two ends of the rotating shaft are rotatably connected with the two ends of the tank body respectively; the magnetic attraction assembly comprises a magnetic attraction plate, and the magnetic attraction plate is arranged on the rotating shaft and suitable for attracting a blade to be ground; the first driving device is in transmission connection with the rotating shaft, and the first driving device is used for driving the rotating shaft to rotate so that the magnetic suction plate can be switched between the horizontal state and the inclined state; the two rails are respectively arranged at the tops of the two sides of the tank body; the moving platform is arranged on the track in a sliding manner; the second driving device is arranged on the moving platform so as to drive the moving platform to reciprocate on the track; and the grinding motor is arranged on the moving platform, a grinding head is arranged at the output end of the grinding motor and used for grinding the blade to be ground, and in the single grinding process, the second driving device drives the moving platform to move, so that the grinding head can grind a large number of blades, and the grinding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of knife sharpeners, in particular to knife sharpening equipment and tooling. Background Art

[0002] With the continuous advancement of science and technology, industrial production equipment is also undergoing unprecedented changes. As one of the main equipment for producing wood chips or raw materials for artificial boards, the ring flaker uses wood blocks, bamboo chips, veneer skins, etc. as raw materials, and after planing, it becomes wood chips of a certain thickness, providing the necessary raw materials for the manufacture of particleboards.

[0003] The main working part of the flaker is a knife ring composed of several blades. These blades will be greatly worn during the planing process, so they need to be polished regularly. However, since the knife ring is large and heavy, it is difficult to load, unload and fix the entire ring. Therefore, the existing polishing method usually removes the blades in the knife ring one by one, then polishes them one by one, and then installs them together again after polishing. The existing sharpening equipment can only sharpen a small number of blades at a time. It still takes a lot of time to completely polish the blades of a single knife ring. The existing polishing efficiency still cannot meet the needs of the current production chain. Utility Model Content

[0004] In order to solve at least one of the technical problems in the prior art, an embodiment of the utility model provides a knife sharpening device and a tool. The knife sharpening device can grind a large number of blades at a time when grinding the blades of the knife ring of a ring-type flaker, and cooperate with the tool to clamp at least two blades for grinding, thereby further increasing the number of blades that can be ground by the knife sharpening device at a single time and improving the grinding efficiency.

[0005] An embodiment of the utility model provides a knife sharpening device, including a trough body, a rotating shaft, a magnetic attraction component, a first driving device, a track, a mobile platform, a second driving device and a grinding motor. The two ends of the rotating shaft are rotatably connected to the two ends of the above-mentioned trough body. The magnetic attraction component includes a magnetic attraction plate, which is arranged on the above-mentioned rotating shaft, and the above-mentioned magnetic attraction plate is suitable for adsorbing the blade to be sharpened. The first driving device is transmission-connected to the above-mentioned rotating shaft, and the above-mentioned first driving device is used to drive the above-mentioned rotating shaft to rotate so that the above-mentioned magnetic attraction plate switches between a horizontal state and an inclined state. Two tracks are respectively arranged at the top of both sides of the above-mentioned trough body. The mobile platform is slidably arranged on the above-mentioned track. The second driving device is arranged on the above-mentioned mobile platform to drive the above-mentioned mobile platform to reciprocate on the above-mentioned track. The grinding motor is arranged on the above-mentioned mobile platform, and a grinding head is arranged at the output end of the above-mentioned grinding motor for grinding the above-mentioned blade to be sharpened.

[0006] According to some embodiments of the utility model, the knife sharpening device further comprises a tooling. The tooling is a block made of magnetic adsorption material, a through slot is provided on the tooling, the bottom surface of the through slot is an inclined surface, the inclination angle of the inclined surface is equal to the angle of the blade edge, the width of the through slot is n times the thickness of the blade, the tooling is suitable for clamping at least two of the blades and adsorbing them on the magnetic adsorption plate, so that the grinding head can grind at least two of the blades at the same time, wherein n is an integer greater than 1.

[0007] According to some embodiments of the utility model, a threaded hole is formed on a side surface of the tooling, and the tooling further comprises a fastening bolt, wherein the fastening bolt is configured to abut against a side surface of the clamped blade to limit the movement of the blade.

[0008] According to some embodiments of the utility model, the magnetic attraction assembly further comprises a base, which is disposed on the rotating shaft and has a plane for mounting the magnetic attraction plate.

[0009] According to some embodiments of the utility model, the magnetic attraction plate is made of permanent magnetic material, there are multiple magnetic attraction plates, and the multiple magnetic attraction plates are arranged in parallel along the axial direction of the rotating shaft.

[0010] According to some embodiments of the utility model, the above-mentioned sharpening device further comprises a spray head and an air knife. The spray head is arranged on the above-mentioned mobile platform, and the above-mentioned spray head is suitable for spraying water on the grinding area. The air knife is arranged on the above-mentioned mobile platform, and the above-mentioned air knife is suitable for blowing the blade after grinding to remove the residual water and grinding chips on the above-mentioned blade.

[0011] According to some embodiments of the utility model, the knife sharpening device further comprises a positioning rod. The positioning rod is arranged in the slot body, the positioning rod is parallel to the rotating shaft, and the positioning rod is arranged adjacent to the magnetic plate, wherein the top surface height of the positioning rod is higher than the height of the magnetic plate in a horizontal state, and lower than the height of a higher side of the magnetic plate in an inclined state.

[0012] According to some embodiments of the utility model, the knife sharpening device further comprises a dust cover. The two ends of the dust cover are respectively connected to one end of the track and the moving platform, the dust cover is arranged on the track to prevent grinding chips or water from splashing onto the track, and the dust cover is a folding telescopic structure.

[0013] Another embodiment of the utility model provides a tool, which is suitable for use in the knife sharpening equipment of any of the above embodiments, wherein the tool is a block made of magnetic adsorption material, a through groove is provided on the block, the bottom surface of the through groove is an inclined surface, the inclination angle of the inclined surface is equal to the angle of the blade edge, the width of the through groove is n times the thickness of the blade, and the tool is suitable for clamping at least two of the above blades and adsorbing them on the magnetic adsorption plate, so that the grinding head can grind at least two of the above blades at the same time, wherein n is an integer greater than 1.

[0014] According to some embodiments of the utility model, a threaded hole is formed on a side surface of the tooling, and the tooling further comprises a fastening bolt, wherein the fastening bolt is configured to abut against a side surface of the clamped blade to limit the movement of the blade.

[0015] According to a knife sharpening device of an embodiment of the utility model, a magnetic attraction plate is arranged inside a trough body to absorb the blade to be sharpened, the magnetic attraction plate is rotatably connected to the trough body through a rotating shaft, and a first driving device is arranged to drive the rotating shaft to rotate so that the blade is tilted and rests on the grinding head at the end of the grinding motor for grinding; the grinding motor is arranged on a moving platform, and the second driving device drives the moving platform to reciprocate along the track at the top of the trough body, so that the grinding head can grind multiple blades absorbed by the magnetic attraction plate, and a large number of blades can be grinded in a single grinding process, thereby improving the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a left-side stereoscopic structural diagram and a partial enlarged diagram of a magnetic suction plate of a knife sharpening device in a horizontal state according to an exemplary embodiment of the utility model;

[0017] Figure 2 is a three-dimensional structural diagram of the mobile platform related structure of the knife sharpening device according to an exemplary embodiment of the present utility model;

[0018] Figure 3 is a three-dimensional structural diagram of a tool clamping a blade according to an exemplary embodiment of the utility model; and

[0019] Figure 4 is a side view of a tool holding a blade according to an exemplary embodiment of the present utility model;

[0020] Figure 5 is a partial front view of a knife sharpening device according to an exemplary embodiment of the utility model and a partial enlarged view of a dust cover;

[0021] Figure 6 yes Figure 5 AA sectional view of the knife sharpening device shown.

[0022] In the above drawings, the meanings of the reference numerals are as follows:

[0023] 1-tank body;

[0024] 2- Rotating shaft;

[0025] 3-Magnetic suction component;

[0026] 31-magnetic plate;

[0027] 32- base;

[0028] 4-Blade;

[0029] 5- first driving device;

[0030] 6-track;

[0031] 7- Mobile platform;

[0032] 71 nozzles;

[0033] 72 wind knife;

[0034] 8- Polishing the motor;

[0035] 81-grinding head;

[0036] 9-Workwear;

[0037] 91-Card block;

[0038] 92-through groove;

[0039] 93-threaded hole;

[0040] 94-fastening bolt;

[0041] 10- Positioning rod; and

[0042] 11- Dust cover. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings.

[0044] However, it should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention. In the following detailed description, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the embodiments of the present invention. However, it is apparent that one or more embodiments may also be implemented without these specific details. In addition, in the following description, the description of the known technology is omitted to avoid unnecessary confusion of the concept of the present invention.

[0045] The terms used herein are only for describing specific embodiments and are not intended to limit the present invention. The term "comprising" used herein indicates the existence of features, steps, operations, but does not exclude the existence or addition of one or more other features.

[0046] In the case of using expressions such as "at least one of A, B, and C, etc.", it should generally be interpreted in accordance with the meaning of the expression generally understood by those skilled in the art (for example, "a system having at least one of A, B, and C" should include but is not limited to a system having A alone, B alone, C alone, A and B, A and C, B and C, and / or A, B, C, etc.). In the case of using expressions such as "at least one of A, B, or C, etc.", it should generally be interpreted in accordance with the meaning of the expression generally understood by those skilled in the art (for example, "a system having at least one of A, B, or C" should include but is not limited to a system having A alone, B alone, C alone, A and B, A and C, B and C, and / or A, B, C, etc.).

[0047] All terms (including technical and scientific terms) used herein have the meanings commonly understood by those skilled in the art, unless otherwise defined. It should be noted that the terms used herein should be interpreted as having a meaning consistent with the context of this specification, and should not be interpreted in an idealized or overly rigid manner.

[0048] In order to solve the problem of low grinding efficiency of the above-mentioned existing knife sharpening equipment, according to the concept of one aspect of the utility model, a rotatable magnetic plate is provided to adsorb multiple blades, and a movable grinding motor is provided, so that the knife sharpening equipment can grind a large number of blades in a single grinding process, thereby improving the grinding efficiency and saving grinding costs.

[0049] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings.

[0050] Figure 1 It is a left-side stereoscopic structural diagram and a partial enlarged diagram of a magnetic suction plate of a knife sharpening device in a horizontal state according to an exemplary embodiment of the utility model; Figure 2 It is a three-dimensional structural diagram of the mobile platform related structure of the knife sharpening device according to the exemplary embodiment of the present utility model.

[0051] According to a knife sharpening device provided by the utility model, Figure 1 and Figure 2As shown, it includes a trough body 1, a rotating shaft 2, a magnetic attraction component 3, a first driving device 5, a track 6, a mobile platform 7, a second driving device and a grinding motor 8. The two ends of the rotating shaft 2 are rotatably connected to the two ends of the trough body 1. The magnetic attraction component 3 includes a magnetic attraction plate 31, which is arranged on the rotating shaft 2, and the magnetic attraction plate 31 is suitable for adsorbing the blade 4 to be ground. The first driving device 5 is transmission-connected to the rotating shaft 2, and the first driving device 5 is used to drive the rotating shaft 2 to rotate so that the magnetic attraction plate 31 switches between a horizontal state and an inclined state. Two tracks 6 are respectively arranged at the tops of both sides of the trough body 1. The mobile platform 7 is slidably arranged on the track 6. The second driving device is arranged on the mobile platform 7 to drive the mobile platform 7 to reciprocate on the track 6. The grinding motor 8 is arranged on the mobile platform 7, and a grinding head 81 is arranged at the output end of the grinding motor 8 for grinding the blade 4 to be ground.

[0052] According to the above-mentioned setting method, when the magnetic plate 31 is in a horizontal state, the blades 4 to be sharpened are placed on the magnetic plate 31 in sequence with the blades facing the same end, the magnetic plate 31 is started to absorb the blades 4 to be sharpened, and the first driving device 5 drives the rotating shaft 2 to rotate, so that the magnetic plate 31 is in an inclined state. At this time, the blade 4 is against the lower end of the grinding head 81 set at the output end of the grinding motor 8, and the second driving device drives the mobile platform 7 to move back and forth along the track 6, and the grinding head 81 can grind the blades 4 passing through in sequence. Multiple blades 4 on the magnetic plate 31 can be polished during a single grinding process, which improves the grinding efficiency.

[0053] In an illustrative embodiment, the bottom surface of the trough body 1 is configured such that one end along the axial direction of the rotating shaft 2 is higher than the other opposite end, so as to facilitate cleaning of grinding chips and other products generated by grinding.

[0054] In an alternative schematic embodiment, the trough body 1 is constructed so that the bottom width is smaller than the top width, so that the side walls of the trough body 1 are inclined, which is convenient for cleaning the side walls and allows the grinding chips and other products that fall to the bottom to be more concentrated for easier cleaning.

[0055] In an illustrative embodiment, the rotating shaft 2 passes through the interior of the magnetic attraction assembly 3 and is rotatably connected to both ends of the slot body 1 .

[0056] In an alternative exemplary embodiment, two ends of the magnetic attraction component 3 are fixedly connected to the two rotating shafts 2 respectively, and the other ends of the two rotating shafts 2 are rotatably connected to the two ends of the slot body respectively.

[0057] In an illustrative embodiment, the first driving device 5 , including a control component and a driving motor, is disposed outside one end of the tank body 1 and is suitable for driving the rotating shaft 2 to rotate.

[0058] In an exemplary embodiment, the rail 6 may be made of alloy steel, which has the characteristics of high strength, wear resistance and durability.

[0059] In an illustrative embodiment, the mobile platform 7 further includes a controller adapted to control the second driving device to adjust the moving speed of the mobile platform 7 and to control the grinding motor to adjust the grinding rotation speed.

[0060] In an illustrative embodiment, the grinding head 81 can be made of materials such as tungsten carbide and silicon carbide, which can withstand high-speed rotation and high-temperature friction, and has good grinding effect and long service life.

[0061] Figure 3 is a three-dimensional structural diagram of a tool clamping a blade according to an exemplary embodiment of the utility model; Figure 4 is a side view of a tool holding a blade according to an exemplary embodiment of the present invention.

[0062] In an illustrative embodiment, Figure 1 , Figure 3 and Figure 4 As shown, the sharpening device also includes a tool 9. The tool 9 is a block 91 made of a magnetic adsorption material, and a through slot 92 is provided on the tool 9. The bottom surface of the through slot 92 is an inclined surface, and the inclination angle of the inclined surface is equal to the angle of the cutting edge of the blade 4. The width of the through slot 92 is n times the thickness of the blade 4. The tool 9 is suitable for clamping at least two blades 4 and adsorbing them on the magnetic adsorption plate 31, so that the grinding head 81 can grind at least two blades 4 at the same time, wherein n is an integer greater than 1.

[0063] According to the above-mentioned setting method, the block 91 made of magnetic adsorption material can be adsorbed and fixed by the magnetic adsorption plate 31; a barrel groove is set on the block 91, and the width of the through groove 92 is n times the thickness of the blade 4 (n is an integer greater than 1), which can clamp multiple blades 4, so that during grinding, the grinding head 81 can grind multiple blades 4 at the same position, further improving the grinding efficiency and saving grinding resources; the inclination angle of the inclined surface of the bottom surface of the through groove 92 is equal to the angle of the cutting edge of the blade 4, which is suitable for making the blades of the clamped blades 4 in the same grinding horizontal direction, which is convenient for subsequent grinding.

[0064] In an exemplary embodiment, the inclined surface of the bottom surface of the through slot 92 can be configured as a step, and the width of each step is equal to the thickness of the blade 4, which is suitable for abutting against Figure 6 The side and bottom surfaces of the multiple blades 4 are shown.

[0065] According to the above-mentioned arrangement, the bottom surface of the through slot 92 is configured in a stepped shape, which is convenient for installing multiple blades 4 during clamping and can also limit the movement of each blade 4.

[0066] In an illustrative embodiment, the tooling 9 can be made of metal materials such as iron, nickel, cobalt, etc., and the bottom surface is flat, which is convenient for adsorption on the magnetic attraction plate 31.

[0067] In an alternative exemplary embodiment, the tooling 9 is made of a magnetic material and cooperates with the magnetic suction plate 31 to improve the stability of adsorption.

[0068] In an illustrative embodiment, Figure 3 and Figure 4 As shown, a threaded hole 93 is formed on the side of the tool 9 , and the tool 9 further includes a fastening bolt 94 . The fastening bolt 94 is configured to abut against the side of the clamped blade 4 to limit the movement of the blade 4 .

[0069] According to the above-mentioned setting method, by relying on the cooperation between the threaded hole 93 and the fastening bolt 94, the fastening bolt 94 is pressed against the side of the clamped blade 4 to limit the movement of the blade 4, which can prevent the blade 4 from moving during the grinding process to cause accidents, while improving the stability of the grinding.

[0070] In an illustrative embodiment, a plurality of threaded holes are provided on the side of the tooling 9 .

[0071] Figure 5 is a partial front view of a knife sharpening device according to an exemplary embodiment of the utility model and a partial enlarged view of a dust cover; Figure 6 yes Figure 5 AA sectional view of the knife sharpening device shown.

[0072] In an illustrative embodiment, Figure 5 and Figure 6 As shown, the magnetic attraction assembly 3 further includes a base 32. The base 32 is disposed on the rotating shaft 2, and the base 32 has a plane for mounting the magnetic attraction plate 31.

[0073] In an illustrative embodiment, Figure 5 and Figure 6 As shown, the magnetic attraction plate 31 is made of permanent magnetic material, and there are multiple magnetic attraction plates 31 , which are arranged in parallel along the axial direction of the rotating shaft 2 .

[0074] According to the above-mentioned setting method, the base 32 is set on the rotating shaft 2, and multiple magnetic plates 31 are arranged in parallel on the base 32 along the axial direction of the rotating shaft 2, which is suitable for placing multiple blades 4. During a single grinding process, a large number of blades 4 adsorbed by the magnetic plates 31 can be ground, thereby improving the grinding efficiency.

[0075] In an alternative exemplary embodiment, the magnetic suction plate may be an electromagnet. After the tooling 9 for clamping a plurality of blades 4 to be sharpened is placed in a horizontal state, the adsorption tooling 9 is powered on to start.

[0076] In an illustrative embodiment, Figure 2 As shown, the sharpening device further includes a spray head 71 and an air knife 72. The spray head 71 is arranged on the mobile platform 7, and is suitable for spraying water on the sharpening area. The air knife 72 is arranged on the mobile platform 7, and is suitable for blowing the sharpened blade 4 to remove the residual water and grinding chips on the blade 4.

[0077] According to the above-mentioned setting method, during the grinding process, the nozzle 71 sprays water on the grinding area, which can effectively reduce the heat generated by the grinding head 81 due to grinding. At the same time, the water spraying can also clean the waste on the blade 4, thereby improving the grinding efficiency and quality; the wind knife 72 can blow the blade 4 after grinding to remove the residual water and grinding chips on the blade 4, and at the same time can also play a role in cooling the blade 4 after grinding.

[0078] In an illustrative embodiment, the spray head 71 includes a nozzle and a first movable component, and the first movable component is suitable for adjusting the position of the nozzle to spray water on a suitable grinding area.

[0079] In an alternative exemplary embodiment, during the grinding process, the spray head 71 sprays liquid coolant to the grinding area.

[0080] In an illustrative embodiment, the air outlet of the wind knife 72 is configured as a fine slit, which can make the wind force more concentrated and improve the heat dissipation and cleaning effects.

[0081] In an illustrative embodiment, the wind knife 72 includes a second movable component, and the second movable component is suitable for adjusting the position of the air outlet.

[0082] In an illustrative embodiment, Figure 1 and Figure 6 As shown, the knife sharpening device further includes a positioning rod 10. The positioning rod 10 is arranged in the slot body 1, the positioning rod 10 is parallel to the rotating shaft 2, and the positioning rod 10 is arranged adjacent to the magnetic attraction plate 31, wherein the top surface height of the positioning rod 10 is higher than the height of the magnetic attraction plate 31 in the horizontal state, and is lower than the height of the higher side of the magnetic attraction plate 31 in the inclined state.

[0083] According to the above-mentioned setting method, when the magnetic plate 31 is in a horizontal state, the top surface height of the positioning rod 10 parallel to the rotating shaft 2 and adjacent to the magnetic plate 31 is higher than the height of the magnetic plate 31. It is suitable for placing the blade 4 to be sharpened. The blade 4 can be against the side of the positioning rod 10 so that the blade surfaces of the placed blades 4 to be sharpened are in the same plane. During grinding, each blade 4 can be completely polished, which improves the efficiency of placing the blade 4 and the quality of grinding.

[0084] In an illustrative embodiment, Figure 5As shown, the knife sharpening device further comprises a dust cover 11. Both ends of the dust cover 11 are respectively connected to one end of the track 6 and the mobile platform 7, and the dust cover 11 is arranged on the track 6 to prevent grinding chips or water from splashing onto the track 6, and the dust cover 11 is a folding telescopic structure.

[0085] According to the above-mentioned setting method, the foldable retractable dust cover 11 is connected between one end of the track 6 and the mobile platform 7. When the mobile platform 7 moves, it can ensure that the track 6 is not splashed with grinding chips and water, and ensure that the mobile platform 7 is not affected when it reciprocates on the track 6, thereby improving the stability and safety of the equipment during operation.

[0086] In an illustrative embodiment, the dust cover 11 may be made of a plastic material, such as polyethylene, polypropylene, polyvinyl chloride, and the like.

[0087] According to another aspect of the invention of the present utility model, a tool 9 is also provided, such as Figure 1 , Figure 3 and Figure 4 As shown, the tooling 9 is suitable for use in a sharpening device in any of the above-mentioned embodiments, wherein the tooling 9 is a block 91 made of a magnetic adsorption material, a through slot 92 is provided on the block 91, the bottom surface of the through slot 92 is an inclined surface, the inclination angle of the inclined surface is equal to the angle of the cutting edge of the blade 4, the width of the through slot 92 is n times the thickness of the blade 4, the tooling 9 is suitable for clamping at least two blades 4 and adsorbing them on the magnetic adsorption plate 31, so that the grinding head 81 can grind at least two blades 4 at the same time, wherein n is an integer greater than 1.

[0088] According to the above-mentioned setting method, the block 91 made of magnetic adsorption material can be adsorbed and fixed by the magnetic adsorption plate 31; a barrel groove is set on the block 91, and the width of the through groove 92 is n times the thickness of the blade 4 (n is an integer greater than 1), which can clamp multiple blades 4, so that during grinding, the grinding head 81 can grind multiple blades 4 at the same position, further improving the grinding efficiency and saving grinding resources; the inclination angle of the inclined surface of the bottom surface of the through groove 92 is equal to the angle of the cutting edge of the blade 4, which is suitable for making the blades of the clamped blades 4 in the same grinding horizontal direction, which is convenient for subsequent grinding.

[0089] In an illustrative embodiment, Figure 3 and Figure 4 As shown, a threaded hole 93 is formed on the side of the tool 9 , and the tool 9 further includes a fastening bolt 94 . The fastening bolt 94 is configured to abut against the side of the clamped blade 4 to limit the movement of the blade 4 .

[0090] According to the above-mentioned setting method, by relying on the cooperation between the threaded hole 93 and the fastening bolt 94, the fastening bolt 94 is pressed against the side of the clamped blade 4 to limit the movement of the blade 4, which can prevent the blade 4 from moving during the grinding process to cause accidents, while improving the stability of the grinding.

[0091] Based on the above technical solution, a knife sharpening device and tooling 9 of the present invention have one or part of the following beneficial effects:

[0092] 1. The grinding motor 8 is driven to move back and forth by the mobile platform 7, and the grinding head 81 can grind a large number of blades 4 adsorbed by the magnetic plate 31, with high grinding efficiency.

[0093] 2. The arrangement of the nozzle 71 and the air knife 72 can respectively clean and dissipate heat for the blade 4 before and after the grinding process, thereby improving the grinding efficiency and quality.

[0094] 3. The tooling 9 made of magnetic adsorption material can clamp multiple blades 4 and adsorb them on the magnetic adsorption plate 31. During the grinding process, the number of blades 4 being ground in the same grinding area is increased, further improving the grinding efficiency.

[0095] So far, the embodiments of the utility model have been described in detail in conjunction with the accompanying drawings. It should be noted that the implementation methods not shown or described in the drawings or the body of the specification are all forms known to ordinary technicians in the relevant technical field and are not described in detail. In addition, the above definitions of each component are not limited to the various specific structures, shapes or methods mentioned in the embodiments, and ordinary technicians in the field can simply change or replace them.

[0096] It should also be noted that, in the specific embodiments of the present invention, unless otherwise indicated, the numerical parameters in this specification and the attached claims are approximate values ​​and can be changed according to the desired characteristics obtained through the content of the present invention. Specifically, all numbers used in the specification and claims to express the size, range conditions, etc. of the composition should be understood to be modified by the term "about" in all cases. In general, the meaning of the expression refers to the change of ±10% in some embodiments, ±5% in some embodiments, ±1% in some embodiments, and ±0.5% in some embodiments by a specific number.

[0097] Those skilled in the art will appreciate that the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways without departing from the spirit and teachings of the present invention. All of these combinations and / or combinations fall within the scope of the present invention.

[0098] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A knife sharpening device, characterized in that: include: Tank body (1); The rotating shaft (2) has two ends rotatably connected to two ends of the trough body respectively; A magnetic attraction component (3), comprising a magnetic attraction plate (31), wherein the magnetic attraction plate (31) is arranged on the rotating shaft (2), and the magnetic attraction plate (31) is suitable for adsorbing a blade (4) to be sharpened; A first driving device (5) is drivingly connected to the rotating shaft (2), and the first driving device (5) is used to drive the rotating shaft (2) to rotate so that the magnetic attraction plate (31) switches between a horizontal state and an inclined state; Two rails (6) are respectively arranged on the top of both sides of the tank body (1); A mobile platform (7) slidably arranged on the track (6); A second driving device, disposed on the mobile platform, to drive the mobile platform to reciprocate on the track; as well as A grinding motor (8) is arranged on the mobile platform (7), and a grinding head (81) is arranged at the output end of the grinding motor for grinding the blade (4) to be ground.

2. The knife sharpening device according to claim 1, characterized in that: Also includes: A tool (9), a clamping block (91) made of a magnetic adsorption material, a through slot (92) being provided on the tool (9), the bottom surface of the through slot (92) being an inclined surface, the inclination angle of the inclined surface being equal to the angle of the blade edge, the width of the through slot (92) being n times the thickness of the blade (4), the tool (9) being suitable for clamping at least two blades (4) and adsorbing them on the magnetic adsorption plate (31), so that the grinding head (81) can grind at least two blades (4) at the same time, wherein n is an integer greater than 1.

3. The knife sharpening device according to claim 2, characterized in that: A threaded hole (93) is provided on the side of the tooling, and the tooling further comprises a fastening bolt (94), wherein the fastening bolt (94) is configured to abut against the side of the clamped blade (4) to limit the movement of the blade (4).

4. The knife sharpening device according to claim 1, characterized in that: The magnetic attraction component (3) further comprises: The base (32) is arranged on the rotating shaft (2), and the base (32) has a plane for mounting the magnetic attraction plate (31).

5. The knife sharpening device according to claim 4, characterized in that: The magnetic attraction plate (31) is made of a permanent magnetic material, there are a plurality of magnetic attraction plates (31), and the plurality of magnetic attraction plates (31) are arranged in parallel along the axial direction of the rotating shaft (2).

6. The knife sharpening device according to claim 1, characterized in that: Also includes: A spray head (71) is arranged on the mobile platform (7), and the spray head (71) is suitable for spraying water on the grinding area; as well as An air knife (72) is arranged on the mobile platform (7), and the air knife (72) is suitable for blowing the blade (4) after grinding to remove residual water and grinding chips on the blade (4).

7. The knife sharpening device according to claim 1, characterized in that: Also includes: A positioning rod (10) is arranged in the groove body (1), the positioning rod (10) is parallel to the rotating shaft (2), and the positioning rod (10) is arranged adjacent to the magnetic attraction plate (31), wherein the top surface height of the positioning rod (10) is higher than the height of the magnetic attraction plate (31) in a horizontal state, and is lower than the height of a higher side edge of the magnetic attraction plate (31) in an inclined state.

8. The knife sharpening device according to claim 1, characterized in that: Also includes: A dust cover (11) has two ends respectively connected to one end of the track (6) and the moving platform (7); the dust cover (11) is arranged on the track (6) to prevent grinding chips or water from splashing onto the track (6); the dust cover (11) is a folding telescopic structure.

9. A tool suitable for use in a knife sharpening device as claimed in any one of claims 1 to 8, characterized in that: The tooling (9) is a clamping block (91) made of a magnetic adsorption material, the clamping block (91) is provided with a through slot (92), the bottom surface of the through slot (92) is an inclined surface, the inclination angle of the inclined surface is equal to the angle of the cutting edge of the blade (4), the width of the through slot (92) is n times the thickness of the blade (4), and the tooling (9) is suitable for clamping at least two blades (4) and adsorbing them on the magnetic adsorption plate (31), so that the grinding head (81) can grind at least two blades (4) at the same time, wherein n is an integer greater than 1.

10. The tooling according to claim 9, characterized in that: A threaded hole (93) is provided on the side of the tooling. The tooling (9) further comprises a fastening bolt (94). The fastening bolt (94) is configured to abut against the side of the clamped blade (4) to limit the movement of the blade (4).

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