Automatic grinding device for neodymium-iron-boron magnet

Abstract

The automatic neodymium iron boron magnet grinding device comprises a shell, a grinding device and a water filtering device, a feeding port is formed in the left side of the upper end of the shell, the upper end of the left side of the shell is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with a lead screw; a first automatic telescopic rod is in threaded connection to the lead screw, a grinding device is fixedly connected to the output end of the first automatic telescopic rod, a screen is rotationally connected to the left end in the shell, a second automatic telescopic rod is rotationally connected to the bottom end in the right side of the shell, and a discharging opening is formed in the middle of the left side of the shell; a water outlet is formed in the bottom end of the right side of the shell, a water filtering device is fixedly connected to the bottom end of the right side of the shell, and a water pump is fixedly connected to the rear end of the middle of the right side of the shell. According to the automatic grinding device for the neodymium-iron-boron magnet, water can be reused conveniently, the grinding blade can be disassembled and assembled conveniently, and the grinding device can be moved left, right, up and down conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field related to NdFeB magnets, in particular to an automatic grinding device for NdFeB magnets. Background Art

[0002] The main production process of NdFeB magnets is: raw material batching, smelting and spinning, hydrogen crushing, air flow grinding, molding, sintering and finishing. After sintering, NdFeB magnets become rough blanks. According to different product requirements, rough blanks can be made into various shapes such as round, square or tile. According to customer requirements, rough blanks often need to be finished and polished into products with a certain precision.

[0003] The existing NdFeB magnet grinding device has the problem of inconvenience in filtering water. For example, the Chinese utility model patent with authorization announcement number CN216359500U discloses a NdFeB magnet grinding device, including a grinding box, a grinding assembly, an auxiliary grinding assembly, a stabilizing assembly and a spraying assembly. The grinding assembly and the auxiliary grinding assembly are arranged in the grinding box, the stabilizing assembly is arranged at the bottom of the grinding box, and the spraying assembly is arranged on both sides of the grinding box. The grinding assembly includes a sliding rod, a sliding sleeve, a threaded rod, a threaded sleeve, a driving motor, a first hydraulic rod, a first grinding motor and a main grinding wheel. The sliding rod is transversely fixed in the grinding box, the threaded rod is transversely rotatably arranged in the grinding box, the threaded rod is arranged parallel to the sliding rod, the sliding sleeve is slidably arranged on the sliding rod, the threaded sleeve is threadedly arranged on the threaded rod, and the sliding sleeve is fixedly connected to the threaded sleeve. The utility model belongs to the technical field of NdFeB processing, and specifically is a NdFeB magnet grinding device with simple structure, convenient use, high safety and easy operation. However, this device is not convenient for filtering water. Therefore, we propose an automatic grinding device for NdFeB magnets to solve the above problems. Utility Model Content

[0004] The utility model aims to provide an automatic grinding device for NdFeB magnets, so as to solve the problem that the existing NdFeB magnet grinding device mentioned in the above background technology is inconvenient to filter water.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic grinding device for NdFeB magnets, comprising a housing, a grinding device and a water filtering device, a feed port is provided on the left side of the upper end of the housing, and a first motor is fixedly connected to the upper left end of the housing, an output shaft of the first motor is fixedly connected to a screw rod, and a first automatic telescopic rod is threadedly connected to the screw rod, and an output end of the first automatic telescopic rod is fixedly connected to the grinding device;

[0006] The inner left end of the shell is rotatably connected with a screen, and the inner right bottom end of the shell is rotatably connected with a second automatic telescopic rod, and the middle left part of the shell is provided with a discharge port, and the right bottom end of the shell is provided with a water outlet, the right bottom end of the shell is fixedly connected with a water filter device, the rear end of the right middle part of the shell is fixedly connected with a water pump, and the upper end of the water pump is fixedly connected with a water supply pipe, and the inner right upper end of the shell is fixedly connected with a nozzle.

[0007] Preferably, the right end of the screw rod is rotatably connected to the upper right end of the inner side of the shell.

[0008] Preferably, the grinding device is composed of a second motor, a threaded nail, a grinding blade and a nut, the output shaft of the second motor is fixedly connected to the threaded nail, the outer side of the threaded nail is penetrated by the grinding blade, and the bottom end of the threaded nail is threadedly connected to the nut.

[0009] Preferably, the nut is installed below the grinding blade.

[0010] Preferably, the output end of the second automatic telescopic rod is rotatably connected to the bottom side of the right end of the screen.

[0011] Preferably, the water filtering device is composed of a box body, a top cover, a filter screen and a drain pipe. The top cover is rotatably connected to the upper end of the box body, the filter screen is slidably connected to the inside of the box body, and the drain pipe is fixedly connected to the rear right end of the bottom of the box body.

[0012] Preferably, the right side of the water outlet is connected to the left side of the box.

[0013] Preferably, the upper end of the drain pipe is connected to the upper water inlet at the bottom end of the water pump.

[0014] Preferably, the left side of the top end of the water supply pipe is connected to the right side of the spray head.

[0015] Preferably, the front and rear ends of the middle part of the upper inner end of the shell are fixedly connected to limit plates, and the limit plates are installed at the front and rear ends of the first automatic telescopic rod.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the automatic grinding device for NdFeB magnets is convenient for reusing water, convenient for disassembling and assembling the grinding blade, and convenient for moving the grinding device left and right and up and down;

[0017] 1. When grinding the magnet body, spraying water can prevent dust from splashing during grinding. The used water flows into the water filter device through the water outlet, is filtered through the filter, and then pumped upward by the water pump and re-sprayed through the nozzle, which is convenient for reusing water;

[0018] 2. The grinding device is fixedly connected to the output end of the first automatic telescopic rod, the output shaft of the first motor is fixedly connected to a threaded rod, a grinding blade is installed on the threaded rod, and a nut is threadedly connected to the bottom end of the threaded rod. The nut is tightened onto the threaded rod, and the grinding blade can be fixed to the column, which is convenient for disassembly and assembly of the grinding blade;

[0019] 3. The output shaft of the first motor is fixedly connected with a screw rod, which is rotatably connected to the upper end of the shell. The screw rod is threadedly connected with a first automatic telescopic rod. The screw rod moves the first automatic telescopic rod left and right, and the first automatic telescopic rod moves the grinding device up and down, which is convenient for moving the grinding device left and right and up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0021] Figure 2 It is a side view cutaway structural schematic diagram of the utility model;

[0022] Figure 3 This is a schematic diagram of the utility model in a top view and cutaway structure;

[0023] Figure 4 For this utility model Figure 1 Enlarged structural diagram at A in the middle.

[0024] In the figure: 1. casing; 2. feed inlet; 3. first motor; 4. screw rod; 5. first automatic telescopic rod; 6. grinding device; 601. second motor; 602. threaded nail; 603. grinding blade; 604. nut; 7. screen; 8. second automatic telescopic rod; 9. discharge port; 10. water outlet; 11. water filtering device; 1101. box body; 1102. top cover; 1103. filter; 1104. drain pipe; 12. water pump; 13. water supply pipe; 14. nozzle. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4The utility model provides a technical solution: an automatic grinding device for neodymium iron boron magnets, including a shell 1, a feed port 2, a first motor 3, a screw 4, a first automatic telescopic rod 5, a grinding device 6, a second motor 601, a threaded nail 602, a grinding blade 603, a nut 604, a screen 7, a second automatic telescopic rod 8, a feed port 9, a water outlet 10, a water filtering device 11, a box body 1101, a top cover 1102, a filter 1103, a drain pipe 1104, a water pump 12, a water supply pipe 13 and a nozzle 14.

[0027] A feed port 2 is provided on the left side of the upper end of the shell 1, a first motor 3 is fixedly connected to the upper left end of the shell 1, a screw 4 is fixedly connected to the output shaft of the first motor 3, the right end of the screw 4 is rotatably connected to the upper right end of the inner side of the shell 1, a first automatic telescopic rod 5 is threadedly connected to the screw 4, a grinding device 6 is fixedly connected to the output end of the first automatic telescopic rod 5, and the grinding device 6 is composed of a second motor 601, a threaded nail 602, a grinding blade 603 and a nut 604, the output shaft of the second motor 601 is fixedly connected to the threaded nail 602, the threaded nail 602 A grinding blade 603 is connected through the outside, and a nut 604 is threadedly connected to the bottom end of the threaded nail 602. The nut 604 is installed below the grinding blade 603, and the nut 604 fixes the grinding blade 603 on the threaded nail 602. The first motor 3 runs, and the output shaft of the first motor 3 drives the screw rod 4 to rotate. The screw rod 4 rotates to make the first automatic telescopic rod 5 and the grinding device 6 move left and right. The output end of the first automatic telescopic rod 5 drives the grinding device 6 to move up and down. The second motor 601 runs, and the output shaft of the second motor 601 drives the grinding blade 603 to rotate;

[0028] The left end of the interior of the shell 1 is rotatably connected to the screen 7, the right bottom end of the interior of the shell 1 is rotatably connected to the second automatic telescopic rod 8, the output end of the second automatic telescopic rod 8 is rotatably connected to the right bottom end of the screen 7, a discharge port 9 is provided on the left side of the shell 1, the output end of the second automatic telescopic rod 8 is telescoped, and the right end of the screen 7 is moved upward, the right side of the screen 7 is lifted, and the magnet on the screen 7 is discharged from the discharge port 9, a water outlet 10 is provided at the right bottom end of the shell 1, a water filter 11 is fixedly installed at the right bottom end of the shell 1, the water filter 11 is composed of a box body 1101, a top cover 1102, a filter 1103 and a drain pipe 1104, the upper end of the box body 1101 is rotatably connected to the top cover 1102, the inside of the box body 1101 is slidably connected to the filter 1103, the rear side of the right end of the bottom of the box body 1101 is fixedly connected to the drain pipe 1104, the right side of the water outlet 10 is The left side of the housing 1101 is connected, a water pump 12 is fixedly connected to the middle of the right side of the housing 1, an upper end of the water pump 12 is fixedly connected to a water supply pipe 13, a nozzle 14 is fixedly connected to the upper end of the right side of the housing 1, an upper end of the drain pipe 1104 is connected to the upper water outlet at the bottom end of the water pump 12, and the left side of the top end of the water supply pipe 13 is connected to the right side of the nozzle 14, used water flows into the water filter device 11 through the water outlet 10, the water passes through the filter 1103 to the bottom end of the housing 1101, the water pump 12 is running, the filtered water passes through the drain pipe 1104, and then passes through the water pump 12 and the water supply pipe 13, and is sprayed out by the nozzle 14, the water is reused, the top cover 1102 is opened upwards, the handles at the front and rear ends of the filter 1103 are held, and the filter 1103 is pulled upwards, the filter 1103 can be pulled out of the housing 1101, and the filter 1103 can be cleaned or replaced;

[0029] The NdFeB magnet to be polished is put into the shell 1 from the feed port 2, and the NdFeB magnet falls on the screen 7. The polishing blade 603 is driven by the first automatic telescopic rod 5 and the first motor 3 to move up, down, left and right to polish the NdFeB magnet. While polishing, the nozzle 14 sprays water on the NdFeB magnet to prevent dust from splashing. The used water is filtered by the water filter 11 and then sprayed out from the nozzle 14. The polished NdFeB magnet is lifted up by the second automatic telescopic rod 8 at the right end of the screen 7, so that the NdFeB magnet slides to the left and is discharged from the discharge port 9. The above completes a series of operations of the automatic grinding device for NdFeB magnets. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic grinding device for NdFeB magnets, comprising a housing (1), a grinding device (6) and a water filtering device (11), characterized in that: A feed port (2) is provided on the left side of the upper end of the housing (1), and a first motor (3) is fixedly connected to the upper left end of the housing (1), a screw rod (4) is fixedly connected to the output shaft of the first motor (3), a first automatic telescopic rod (5) is threadedly connected to the screw rod (4), and a grinding device (6) is fixedly connected to the output end of the first automatic telescopic rod (5); The left end of the interior of the shell (1) is rotatably connected to a screen (7), and the right bottom end of the interior of the shell (1) is rotatably connected to a second automatic telescopic rod (8), and the left middle part of the shell (1) is provided with a discharge port (9), and the right bottom end of the shell (1) is provided with a water outlet (10), the right bottom end of the shell (1) is fixedly connected to a water filter device (11), the right middle rear end of the shell (1) is fixedly connected to a water pump (12), and the upper end of the water pump (12) is fixedly connected to a water supply pipe (13), and the right upper end of the interior of the shell (1) is fixedly connected to a nozzle (14).

2. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The right end of the screw rod (4) is rotatably connected to the upper right end of the inner side of the housing (1).

3. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The grinding device (6) is composed of a second motor (601), a threaded nail (602), a grinding blade (603) and a nut (604); the output shaft of the second motor (601) is fixedly connected to the threaded nail (602), the grinding blade (603) is penetrated through the outer side of the threaded nail (602), and the bottom end of the threaded nail (602) is threadedly connected to the nut (604).

4. The automatic grinding device for NdFeB magnets according to claim 3, characterized in that: The nut (604) is installed below the grinding blade (603).

5. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The output end of the second automatic telescopic rod (8) is rotatably connected to the bottom side of the right end of the screen (7).

6. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The water filtering device (11) is composed of a box body (1101), a top cover (1102), a filter screen (1103) and a drain pipe (1104); the top cover (1102) is rotatably connected to the upper end of the box body (1101), the filter screen (1103) is slidably connected to the inside of the box body (1101), and the drain pipe (1104) is fixedly connected to the rear side of the right end of the bottom of the box body (1101).

7. The automatic grinding device for NdFeB magnets according to claim 6, characterized in that: The right side of the water outlet (10) is connected to the left side of the box body (1101).

8. The automatic grinding device for NdFeB magnets according to claim 6, characterized in that: The upper end of the drainage pipe (1104) is connected to the upper water inlet at the bottom end of the water pump (12).

9. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The left side of the top end of the water supply pipe (13) is connected to the right side of the spray head (14).

10. The automatic grinding device for NdFeB magnets according to claim 1, characterized in that: The front and rear ends of the middle part of the upper end of the housing (1) are fixedly connected to limit plates, and the limit plates are installed at the front and rear ends of the first automatic telescopic rod (5).

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