Halbach magnet array assembling jig

Abstract

The utility model relates to a Halbach magnet array assembling jig which comprises a base and a magnet carrier, the magnet carrier is provided with a plurality of parallel sliding grooves, the base is further provided with a pushing assembly, and the pushing assembly is provided with pushing rods corresponding to the sliding grooves. When the pushing assembly slides on the base, the push rods can be inserted into the corresponding sliding grooves and push and press the magnets placed in the sliding grooves to the tail ends of the sliding grooves. According to the invention, the plurality of parallel sliding grooves for placing the magnet blocks are formed in the magnet carrier, and the push rods corresponding to the sliding grooves are arranged on the push assembly, so that the push and bonding of the magnet array can be reliably completed, and after the glue is cured, the magnet blocks are firmly bonded together to form the magnet array; the problems that in the magnet combination process, iron blocks are poor in positioning precision and pressing and bonding reliability can be effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to magnet manufacturing technology especially a Halbach magnet array assembly jig. BACKGROUND

[0002] Halbach array is a kind of magnet structure, it is approximate ideal structure in engineering, through the permanent magnet of different magnetization direction according to certain order arrangement, the magnetic field of one side of exhibition is significantly enhanced and the magnetic field of the other side is significantly weakened, the target is to generate the strongest magnetic field in working area with least amount of magnet.The existing Halbach array magnet assembly is processed into the magnet of specific size and magnetization direction when manufacturing, then magnetizes according to specified magnetization direction, then carries out Halbach array assembly, each magnetized magnet is bonded together to form the magnetic assembly of specific magnetic field distribution with glue when assembling.The repulsion between magnets needs to be overcome when magnet is assembled, and the positioning accuracy is poor, and the pressing, bonding process is inefficient, and the pressing, bonding is unreliable, and it is urgent to improve. SUMMARY

[0003] The utility model discloses a kind of Halbach magnet array assembly jigs, for solving the problem of unreliable pressing, bonding in the existing Halbach magnet array assembly process.

[0004] To solve the above problems, the utility model provides a kind of Halbach magnet array assembly jig, including base and magnet carrier, the magnet carrier is equipped with multiple parallel sliding slots, the base is also installed with push-fit component, the push-fit component is equipped with push rod corresponding to each sliding slot;When the push-fit component slides on the base, the push rod can be inserted into the corresponding sliding slot and push the magnet placed in the sliding slot and be pressed tightly at the end of the sliding slot.

[0005] The Halbach magnet array assembly jig provided by the utility model also has the following technical features:

[0006] Further, the two sides of the magnet carrier are provided with positioning holes, and multiple sliding slots are located between the positioning holes;The base is provided with positioning columns corresponding to the positioning holes, and the magnet carrier is detachably mounted on the base.

[0007] Further, the two sides of the base are also provided with stop edges corresponding to the push-fit component, the bottom of the stop edge is provided with a guide groove, and the two sides of the push-fit component are provided with guide plates corresponding to the guide groove;The middle part of the base is also provided with a guide bar parallel to the push rod, and the bottom of the push-fit component is also provided with a central sliding slot corresponding to the guide bar.

[0008] Furthermore, the end of the slide and the top of the push rod are respectively provided with limiting grooves that are adapted to the shape of the magnet to be pushed.

[0009] Furthermore, three magnet blocks to be pushed together are placed in the groove. After the three magnet blocks are pushed together and bonded, they form a cylindrical magnet assembly. The limiting groove is arc-shaped.

[0010] Furthermore, the bottom of the end of the groove is provided with a plurality of strip-shaped vent holes, which correspond to the adhesive seams of adjacent magnet blocks after pressing.

[0011] Furthermore, a lever is also provided on the top of the push-fit assembly.

[0012] Furthermore, it also includes a magnet positioning block, which has a magnet positioning groove. The width of the magnet positioning block is equal to the width of the slide groove. The magnet positioning block can be placed in the slide groove to facilitate the loading of the magnet block to be pushed into the slide groove.

[0013] Furthermore, the magnet carrier is also provided with clamping positioning posts corresponding to the ends of each of the slides. The depth of the slide is less than the height of the magnet block to be pushed together. The upper surface of the push rod is flush with the upper edge of the slide. The clamping positioning posts are used to install clamping components. The clamping components are provided with through holes that are adapted to the shape of the magnet assembly after being pushed together and bonded, so as to clamp and fix the magnet assembly after being pushed together and bonded.

[0014] This utility model has the following beneficial effects: by setting multiple parallel grooves on the magnet carrier for placing magnet blocks, and setting push rods corresponding to each groove on the push assembly, the push and bonding of the magnet array can be reliably completed. After the glue cures, each magnet block is firmly bonded together to form a magnet array; it can effectively solve the problems of poor positioning accuracy of each iron block and poor reliability of pressing and bonding during the magnet assembly process. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of the Heilbeck magnet array assembly fixture according to an embodiment of the present invention;

[0016] Figure 2 for Figure 1 Another structural schematic diagram of the Hellbeck magnet array assembly fixture;

[0017] Figure 3 for Figure 2 Exploded view of the Hellbeck magnet array assembly fixture in the image;

[0018] Figure 4 This is a schematic diagram of the base structure in an embodiment of the present utility model. DETAILED DESCRIPTION

[0019] Hereinafter, the present application will be described in detail with reference to the drawings and in conjunction with embodiments. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0020] As Figures 1 to 4 shown in the embodiment of the Halbach magnet array assembly jig of the present application, the Halbach magnet array assembly jig comprises a base 10 and a magnet carrier 20, the magnet carrier 20 is provided with a plurality of parallel sliding grooves 21, the base 10 is further provided with a push-fit assembly 30, the push-fit assembly 30 is provided with a push rod 31 corresponding to each sliding groove 21; when the push-fit assembly 30 slides on the base 10, the push rod 31 can be inserted into the corresponding sliding groove 21 and push and fit the magnet placed in the sliding groove 21 tightly at the end of the sliding groove 21; as Figure 1 、 Figure 2 shown, the magnet blocks 401, 402 and 403 are sequentially placed in the sliding grooves 21, and then glue is applied to the bonding surfaces of the magnet blocks; after the gluing operation is completed, the push-fit assembly 30 is pushed to slide on the base 10, so that the push rod 31 is inserted into the corresponding sliding groove 21 and pushes and fits each magnet block placed in the sliding groove 21 tightly at the end of the sliding groove 21, thereby completing the pushing and fitting and bonding of the magnet array; after the glue is cured, the magnet blocks are firmly bonded together to form the magnet array; the problem of poor positioning accuracy and poor pressing and bonding reliability of the magnet blocks during the magnet combination process can be effectively solved.

[0021] In an embodiment of the present application, preferably, the two sides of the magnet carrier 20 are provided with positioning holes 22, and the plurality of sliding grooves 21 are located between the positioning holes 22; the base 10 is provided with positioning columns 12 corresponding to the positioning holes 22, the magnet carrier 20 is detachably mounted on the base 10 and the installation position thereof is ensured to be accurate through the positioning holes 22 and the positioning columns 12, so that the push rod 31 can be reliably inserted into the sliding groove 21.

[0022] In an embodiment of the present application, preferably, the two sides of the base 10 are further provided with stop edges 13 corresponding to the push-fit assembly 30, the bottom of the stop edge 13 is provided with a guide groove 11, and the two sides of the push-fit assembly 30 are provided with guide plates 32 corresponding to the guide groove 11; the middle part of the base 10 is further provided with a guide strip 14 parallel to the push rod 31, and the bottom of the push-fit assembly 30 is further provided with a central sliding groove 33 corresponding to the guide strip 14, so that the push-fit assembly 30 can reliably slide on the base 10.

[0023] In an embodiment of the present application, preferably, the end of the sliding groove 21 and the top end of the push rod 31 are respectively provided with a limiting groove matched with the shape of the magnet to be pushed and fitted, so as to prevent the magnet block from turning over during the pushing and fitting process, and so that each magnet block can be reliably close and bonded.

[0024] In one embodiment of the present application, preferably, three magnet blocks to be pushed together are placed in the sliding groove 21, and the three magnet blocks to be pushed together are bonded to form a cylindrical magnet combination 40 after being pushed together.

[0025] In one embodiment of the present application, preferably, the bottom of the end of the sliding groove 21 is further provided with a plurality of strip-shaped air holes 211 corresponding to the bonding seams of the adjacent magnet blocks after being pressed together, so that the bonding seams can be in contact with air to accelerate the curing of the glue.

[0026] In one embodiment of the present application, preferably, the top of the pushing assembly 30 is further provided with a push rod 34, thereby facilitating the pushing of the magnet blocks by the mechanical hand or manual pushing of the pushing assembly 30.

[0027] In one embodiment of the present application, preferably, a magnet positioning block 50 is further included, the magnet positioning block 50 is provided with a magnet positioning groove, the width of the magnet positioning block 50 is equal to the width of the sliding groove 21, and the magnet positioning block 50 can be placed in the sliding groove 21 to facilitate the loading of the magnet blocks to be pushed together into the sliding groove 21, so that the loading of the magnet blocks is fast and accurate.

[0028] In one embodiment of the present application, preferably, the magnet carrier 20 is further provided with a clamping positioning column 23 corresponding to the end of each sliding groove 21, the depth of the sliding groove 21 is less than the height of the magnet blocks to be pushed together, the upper surface of the pushing rod 31 is flush with the upper edge of the sliding groove 21, and the clamping positioning column 23 is used to install a clamping assembly 60, the clamping assembly 60 is provided with a through hole adapted to the shape of the magnet combination 40 after being pushed together and bonded, so as to clamp and fix the magnet combination 40 after being pushed together and bonded, and prevent the magnet combination 40 from cracking before the glue is cured.

[0029] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A Halbach magnet array assembly jig comprising a base and a magnet carrier, characterized in that, The magnet carrier is provided with a plurality of parallel sliding grooves, and a pushing assembly is mounted on the base and provided with a pushing rod corresponding to each sliding groove; when the pushing assembly slides on the base, the pushing rod can be inserted into the corresponding sliding groove and push the magnet placed in the sliding groove to be tightly pressed at the end of the sliding groove.

2. The Halbach magnet array assembly jig of claim 1, wherein: The two sides of the magnet carrier are provided with positioning holes, and a plurality of sliding grooves are located between the positioning holes; the base is provided with positioning columns corresponding to the positioning holes, and the magnet carrier is detachably mounted on the base.

3. The Halbach magnet array assembly jig of claim 1, wherein: The two sides of the base are also provided with a stop edge corresponding to the pushing assembly, the bottom of the stop edge is provided with a guide groove, and the two sides of the pushing assembly are provided with a guide plate corresponding to the guide groove; the middle part of the base is also provided with a guide strip parallel to the pushing rod, and the bottom of the pushing assembly is also provided with a center sliding groove corresponding to the guide strip.

4. The Halbach magnet array assembly jig of claim 1, wherein: The end of the sliding groove and the top end of the pushing rod are respectively provided with a limiting groove matched with the shape of the magnet to be pushed.

5. The Halbach magnet array assembly jig of claim 4, wherein: Three magnet blocks to be pushed are placed in the sliding groove, and the three magnet blocks to be pushed are bonded to form a cylindrical magnet combination after being pushed, and the limiting groove is in the shape of an arc.

6. The Halbach magnet array assembly jig of claim 1, wherein: The bottom of the end of the sliding groove is also provided with a plurality of strip-shaped air holes corresponding to the bonding seams of the adjacent magnet blocks after pressing.

7. The Halbach magnet array assembly jig of claim 1, wherein: The top of the pushing assembly is also provided with a push rod.

8. The Halbach magnet array assembly jig of claim 1, wherein: A magnet positioning block is also included, and the magnet positioning block is provided with a magnet positioning groove, the width of the magnet positioning block is equal to the width of the sliding groove, and the magnet positioning block can be placed in the sliding groove to facilitate loading the magnet blocks to be pushed into the sliding groove.

9. The Halbach magnet array assembly jig of claim 1, wherein: The magnet carrier is also provided with a clamping positioning column corresponding to the end of each sliding groove, the depth of the sliding groove is less than the height of the magnet blocks to be pushed, the upper surface of the pushing rod is flush with the upper edge of the sliding groove, and the clamping positioning column is used to mount a clamping assembly, the clamping assembly is provided with a through hole matched with the shape of the magnet combination after being pushed and bonded, so as to clamp and fix the magnet combination after being pushed and bonded.

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