Neodymium-iron-boron permanent magnet chamfering device

Abstract

The utility model relates to the technical field of neodymium-iron-boron permanent magnets, in particular to a neodymium-iron-boron permanent magnet chamfering device which comprises a bottom plate, a lead screw, a threaded sleeve, a fixing frame and a collecting drawer, two fixing plates are symmetrically welded to the top of the bottom plate, and bearings are embedded in the two fixing plates respectively. A screw rod is fixedly installed on inner rings of the two bearings, the screw sleeve is in meshed connection with the screw rod, a motor is installed at the top of the screw sleeve, a bearing plate is installed at the top of a motor transmission structure, air cylinders are installed on the two sides of the top of the bearing plate correspondingly, and fixing grooves are formed in the opposite sides of the two fixing plates correspondingly; fixing blocks are installed on the two sides of the collecting drawer correspondingly, and a fixing frame is welded to the position, on one side of the two fixing plates, of the top of the bottom plate. The grinding machine has the advantages that most scraps generated by grinding can be collected, and the cleaning difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of NdFeB permanent magnets, in particular to a NdFeB permanent magnet chamfering device. Background Art

[0002] NdFeB permanent magnet is a commonly used strong magnetic material, usually used to manufacture permanent magnets. This type of permanent magnet is composed of rare earth elements neodymium, iron and boron, with high magnetic energy product and good corrosion resistance. NdFeB permanent magnets are widely used in motors, sensors, medical equipment and various industrial applications. They are favored for their excellent magnetic properties and stability. NdFeB permanent magnet chamfering device is a device or tool used to chamfer NdFeB permanent magnet materials. This device is usually used to chamfer permanent magnets during the manufacturing process to improve their appearance and performance. Chamfering can reduce the damage of sharp edges and make the products easier to handle and install.

[0003] Publication number: CN218312501U, a double-head chamfering grinding device for permanent ferrite, comprising: a main unit, comprising an operating table, a slide plate is slidably connected to the operating table, a fixing component is symmetrically arranged on the slide plate, and a handle is symmetrically fixedly connected to the slide plate; a grinding unit, comprising a plurality of columns, a plurality of the columns are symmetrically fixedly connected to the operating table, a notch is arranged on the column, a rectangular block is rotatably connected to the column, a grinding wheel is arranged on one side of the rectangular block, a telescopic component is arranged between the rectangular block and the grinding wheel, and an adjustment component for adjustment is arranged on the operating table. The utility model starts a dual-axis motor to rotate the threaded rod, drive the threaded sleeve to move left and right, rotate the rotating rod, drive the rectangular block to rotate, and adjust the angle of the grinding wheel, so that the device can be applied to a variety of chamfering processes, and the operation is simple and convenient, which improves the applicability of the device.

[0004] NdFeB permanent magnet is a brittle material, so some tiny debris will be generated during the chamfering process. The chamfering grinding device in the prior art CN218312501U cannot collect the generated debris when processing the magnet, which increases the difficulty of cleaning for the staff. Utility Model Content

[0005] The purpose of the utility model is to provide a NdFeB permanent magnet chamfering device, which has the advantage of being able to collect most of the debris generated by grinding and reducing the difficulty of cleaning, and solves the problem that the chamfering device is inconvenient to collect the debris generated by processing, which increases the difficulty of cleaning for the staff.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a NdFeB permanent magnet chamfering device, comprising a base plate, a screw rod, a threaded sleeve, a fixing frame and a collecting drawer, two fixing plates are symmetrically welded on the top of the base plate, the two fixing plates are respectively embedded with bearings, two inner rings of the bearings are fixedly installed with screw rods, the threaded sleeve is meshingly connected with the screw rod, a motor is installed on the top of the threaded sleeve, a bearing plate is installed on the top of the motor transmission structure, cylinders are respectively installed on both sides of the top of the bearing plate, fixing grooves are respectively opened on opposite sides of the two fixing plates, fixing blocks are respectively installed on both sides of the collecting drawer, and a fixing frame is welded on the top of the base plate on one side of the two fixing plates.

[0007] When using a NdFeB permanent magnet chamfering device in the technical solution, a supporting force is provided to the bottom plate through a fixing seat, the NdFeB permanent magnet to be chamfered is placed on the top of the carrier plate, two cylinders push two clamping plates to move to clamp and fix the NdFeB permanent magnet, the motor drives the carrier plate to rotate through a transmission structure, the position of the NdFeB permanent magnet to be chamfered on the top of the carrier plate is aligned with the grinder, the screw rod is rotated using a hand wheel, the screw sleeve moves on the rotating screw rod, the screw sleeve drives the NdFeB permanent magnet to move to the grinder, the grinder chamfers the NdFeB permanent magnet, and most of the debris generated by the chamfering process falls into the collecting drawer, the collecting drawer can be pulled out using a handle to process the debris.

[0008] Preferably, a hand wheel is installed at one end of the screw rod away from the fixing frame. The screw rod can be rotated by using the hand wheel.

[0009] Preferably, movable blocks are welded to the front and rear ends of the screw sleeve, and fixed rods are symmetrically welded to the opposite sides of the two fixed plates, and the two fixed rods pass through the two movable blocks respectively. The two fixed rods limit the screw sleeve, and when the screw sleeve moves on the screw rod, the two movable blocks move on the two fixed rods to prevent the screw sleeve from shaking.

[0010] Preferably, clamping plates are installed at opposite ends of the two cylinders, and a distance is left between the bottom of the two clamping plates and the top of the bearing plate. The two cylinders push the two clamping plates to move and clamp the NdFeB permanent magnets, and the clamping plates will not interfere with the bearing plate when moving.

[0011] Preferably, a grinder is installed on the top of the fixing frame to chamfer the NdFeB permanent magnet.

[0012] Preferably, the two fixing blocks are respectively inserted into the two fixing grooves, and a handle is installed at the rear end of the collecting drawer. The collecting drawer is movably connected with the two fixing plates through the fixing blocks and the fixing grooves, and the collecting drawer can be pushed and pulled using the handle.

[0013] Preferably, fixing seats are respectively installed at the four corners of the bottom of the base plate, and the fixing seats are perpendicular to the bottom of the base plate. The fixing seats provide support force for the base plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a collecting drawer, uses a hand wheel to rotate the screw rod, and the screw sleeve moves on the rotating screw rod. The screw sleeve drives the NdFeB permanent magnet to move to the grinder, and the grinder chamfers the NdFeB permanent magnet. Most of the debris generated by the chamfering process falls into the collecting drawer. The collecting drawer can be pulled out using a handle to process the debris, thereby achieving the effect of collecting most of the debris generated by grinding and reducing the difficulty of cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first angle;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second angle;

[0018] Figure 3 For the utility model Figure 2 Schematic diagram of partial enlarged structure;

[0019] Figure 4 For the utility model Figure 2 Schematic diagram of the partially enlarged structure.

[0020] In the figure: 1. base plate; 2. fixed plate; 3. hand wheel; 4. bearing; 5. screw rod; 6. screw sleeve; 7. bearing plate; 8. cylinder; 9. clamping plate; 10. grinder; 11. motor; 12. fixed frame; 13. fixed rod; 14. movable block; 15. fixed seat; 16. collection drawer; 17. handle; 18. fixed groove; 19. fixed block. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0023] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0024] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0025] Embodiment 1

[0026] like Figure 1-Figure 4 As shown, the utility model proposes a NdFeB permanent magnet chamfering device, including a bottom plate 1, a screw rod 5, a screw sleeve 6, a fixing frame 12 and a collecting drawer 16. Two fixing plates 2 are symmetrically welded on the top of the bottom plate 1. The two fixing plates 2 are respectively embedded with bearings 4. The inner rings of the two bearings 4 are fixed with screw rods 5. The screw sleeve 6 is meshed and connected with the screw rod 5. A motor 11 is installed on the top of the screw sleeve 6. A bearing plate 7 is installed on the top of the transmission structure of the motor 11. Cylinders 8 are installed on both sides of the top of the bearing plate 7. Clamps 9 are installed on the opposite ends of the two cylinders 8. The two clamps 9 There is a distance between the bottom and the top of the carrying plate 7, and fixing grooves 18 are respectively opened on the opposite sides of the two fixing plates 2. Fixing blocks 19 are respectively installed on both sides of the collecting drawer 16, and the two fixing blocks 19 are respectively inserted into the two fixing grooves 18. A handle 17 is installed at the rear end of the collecting drawer 16. A fixing frame 12 is welded to the top of the bottom plate 1 on one side of the two fixing plates 2, and a grinder 10 is installed on the top of the fixing frame 12. A handwheel 3 is installed at the end of the screw rod 5 away from the fixing frame 12, and fixing seats 15 are respectively installed at the four corners of the bottom of the bottom plate 1, and the fixing seats 15 are perpendicular to the bottom of the bottom plate 1.

[0027] In this embodiment, the fixing seat 15 is used to provide supporting force for the base plate 1, and the NdFeB permanent magnet that needs to be chamfered is placed on the top of the supporting plate 7. The two cylinders 8 push the two clamping plates 9 to move to clamp and fix the NdFeB permanent magnet. The motor 11 drives the supporting plate 7 to rotate through the transmission structure, and the position of the NdFeB permanent magnet on the top of the supporting plate 7 that needs to be chamfered is aligned with the grinder 10. The handwheel 3 is used to rotate the screw rod 5, and the screw sleeve 6 moves on the rotating screw rod 5. The screw sleeve 6 drives the NdFeB permanent magnet to move to the grinder 10, and the grinder 10 chamfers the NdFeB permanent magnet. Most of the debris generated by the chamfering process falls into the collecting drawer 16. The collecting drawer 16 can be pulled out using the handle 17 to process the debris.

[0028] Embodiment 2

[0029] like Figure 1-Figure 4 As shown, the utility model proposes a NdFeB permanent magnet chamfering device. Compared with the first embodiment, this embodiment also includes: a fixed rod 13 and a movable block 14, the front and rear ends of the screw sleeve 6 are respectively welded with movable blocks 14, and the two fixed plates 2 are symmetrically welded with fixed rods 13 on the opposite sides, and the two fixed rods 13 pass through the two movable blocks 14 respectively.

[0030] In this embodiment, the screw sleeve 6 is limited by two fixing rods 13 . When the screw sleeve 6 moves on the screw rod 5 , the two movable blocks 14 move on the two fixing rods 13 to prevent the screw sleeve 6 from shaking.

[0031] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A NdFeB permanent magnet chamfering device, comprising a base plate (1), a screw rod (5), a threaded sleeve (6), a fixing frame (12) and a collecting drawer (16), characterized in that: Two fixed plates (2) are symmetrically welded on the top of the bottom plate (1), and the two fixed plates (2) are respectively embedded with bearings (4), and the inner rings of the two bearings (4) are fixedly mounted with screw rods (5), and the screw sleeve (6) is meshingly connected with the screw rod (5), and a motor (11) is installed on the top of the screw sleeve (6), and a bearing plate (7) is installed on the top of the transmission structure of the motor (11), and cylinders (8) are respectively installed on both sides of the top of the bearing plate (7), and fixing grooves (18) are respectively opened on the opposite sides of the two fixed plates (2), and fixing blocks (19) are respectively installed on both sides of the collecting bin (16), and a fixing frame (12) is welded on the top of the bottom plate (1) on one side of the two fixed plates (2).

2. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: A hand wheel (3) is mounted on one end of the screw rod (5) that is away from the fixing frame (12).

3. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: The front and rear ends of the screw sleeve (6) are respectively welded with movable blocks (14), and the two fixing plates (2) are symmetrically welded with fixing rods (13) on opposite sides, and the two fixing rods (13) pass through the two movable blocks (14) respectively.

4. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: Clamps (9) are respectively installed at opposite ends of the two cylinders (8), and a distance is left between the bottoms of the two clamps (9) and the top of the bearing plate (7).

5. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: A grinder (10) is installed on the top of the fixed frame (12).

6. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: The two fixing blocks (19) are respectively inserted into the two fixing grooves (18), and a handle (17) is installed at the rear end of the collecting drawer (16).

7. The NdFeB permanent magnet chamfering device according to claim 1, characterized in that: Fixed seats (15) are respectively installed at the four corners of the bottom of the base plate (1), and the fixed seats (15) are perpendicular to the bottom of the base plate (1).

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