CN219393168U - Compressing mechanism of magnetizing permanent magnet assembling equipment - Google Patents
Compressing mechanism of magnetizing permanent magnet assembling equipment Download PDFInfo
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- CN219393168U CN219393168U CN202223048409.XU CN202223048409U CN219393168U CN 219393168 U CN219393168 U CN 219393168U CN 202223048409 U CN202223048409 U CN 202223048409U CN 219393168 U CN219393168 U CN 219393168U
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Abstract
The utility model provides a compressing mechanism of magnetizing permanent magnet assembling equipment, which comprises a compressing plate, a plurality of compressing blocks connected with the compressing plate and a driving assembly for driving the compressing plate to slide in the vertical direction, wherein the compressing blocks compress a permanent magnet to prevent the permanent magnet from moving upwards, the width of the compressing blocks is slightly smaller than that of the permanent magnet, and the compressing plates and the compressing blocks are non-magnetic parts. The compressing mechanism of the magnetizing permanent magnet assembling equipment replaces the defect of manual installation and clamping in the prior art, realizes automatic assembly, and has high working efficiency, and is more reliable and stable than manual operation.
Description
Technical Field
The utility model relates to the technical field of permanent magnet suspension rail transit, in particular to a compressing mechanism of magnetizing permanent magnet assembling equipment.
Background
The magnetic levitation technology is a technology for levitating an object against gravity by using magnetic force. At present, three main types of electromagnetic levitation, superconducting antimagnetic levitation and permanent magnetic levitation exist.
The permanent magnet levitation is realized by utilizing the action force of the permanent magnet after magnetizing and providing a stable strong magnetic field after special combination and repelling the homopolar magnetic field on the train frame, and the levitation of the train is realized without mechanical contact, and has the characteristics of no friction, low carbon silence, comfort and safety, relatively lower manufacturing cost, low maintenance cost and the like. The sintered NdFeB permanent magnet is a material base for realizing a permanent magnet suspension technology, has the characteristics of high magnetic energy density, high demagnetizing resistance, high cost performance and the like, and is named as a 'magnetic king' in a magnetic material.
The core of the permanent magnet suspension technology is that the magnetized permanent magnets are arranged and combined according to the halbach array. Halbach Array (Halbach Array) is a magnet assembly structure that is an engineered near ideal structure with the goal of generating the strongest magnetic field with the least amount of magnets. The special significance is that the magnetic field on one side of the combined arrangement is stronger, and the magnetic field intensity on the other side is almost zero.
Before the permanent magnets are arranged in a combined mode according to the halbach array, the permanent magnets are magnetized to a saturated state through a technology, the surface magnetic field intensity of each permanent magnet used in the field of permanent magnet suspension rail transit after saturation magnetization reaches thousands of gauss, attractive force of hundreds of kilograms can be generated between the permanent magnets and ferromagnetic substances, and the assembly process is extremely dangerous. And after the permanent magnet is assembled by the tooling equipment by adopting mechanical force, the problem that part of the magnets are rugged or incline to one side still exists due to the influence of processing precision, so that the integral flatness of the permanent magnet suspension track unit is influenced, and interference is formed on the operation of the maglev train. If the processing precision is improved to an extremely high degree so as to eliminate the influence of the processing precision, the processing precision consumes extremely high cost, improves the overall cost of the permanent magnet suspension rail transit and is not beneficial to popularization and application of the permanent magnet suspension rail unit.
Therefore, the flatness of the permanent magnet suspension track unit is optimized, the overall flatness of the permanent magnet suspension track unit is kept for a long time during the running of the train, and a fixing tool is needed to be added on the basis of mechanical fixing. The utility model provides a 2022221176070, patent name is a centre gripping frock of permanent magnetism suspension track unit, including the punch holder that is located the permanent magnet top, be located the lower plate of base below, connect punch holder and lower plate's bolt, the punch holder prevents the come-up of permanent magnet, punch holder, lower plate and bolt are non-magnetic permeability article. Although the permanent magnet fixing device can realize the fixation, stability and reliability of the permanent magnet, and the distribution condition of magnetic force lines of the halbach array cannot be influenced, the clamping mechanism is manually clamped and installed in a mounting mode, a plurality of clamping mechanisms are required to be installed, the clamping efficiency is low, the labor cost is high, and the situation that some clamping is not in place can also occur.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the compressing mechanism of the magnetizing permanent magnet assembling equipment, which replaces the defects of manual installation and clamping in the prior art, realizes automatic assembly, has high working efficiency, and is more reliable and stable than manual operation.
In order to achieve the above purpose, the compressing mechanism of the magnetizing permanent magnet assembling device provided by the utility model comprises a compressing plate, a plurality of compressing blocks connected with the compressing plate and a driving assembly for driving the compressing plate to slide in the vertical direction, wherein the compressing blocks compress the permanent magnet to prevent the permanent magnet from moving upwards, the width of the compressing blocks is slightly smaller than that of the permanent magnet, and the compressing plates and the compressing blocks are non-magnetic components.
In the technical scheme, the permanent magnets are arranged on the track unit according to the halbach array, and the problem that part of the magnets are uneven or incline is solved in consideration of the influence of processing precision, so that the overall flatness of the track unit is influenced; the number of the compacting blocks in the technical scheme is the same as that of the permanent magnets, the vertical center lines of the compacting blocks are coincident with those of the permanent magnets, but the width of the compacting blocks is slightly smaller than that of the permanent magnets, so that the permanent magnets can be effectively compacted.
Preferably, the compressing mechanism further comprises a connecting sheet, a waist-shaped groove is formed in the connecting sheet, and the compressing plate and the compressing block are respectively connected with the waist-shaped groove.
According to the technical scheme, when the upper surface of the permanent magnet is compressed, the compression of the permanent magnet with different thicknesses and the better force for adjusting the compression of the permanent magnet are required, the connecting piece with the connecting groove is arranged, the compression block can be adjusted to the position of the connecting groove according to actual requirements, the micro adjustment of the position of the compression block in the vertical direction relative to the compression plate is realized, the compression and loosening actions of one or a plurality of columns of permanent magnets can be independently adjusted when the compression plate is not moved, the alignment of the permanent magnet fixing holes is realized, the permanent magnet is positioned by the pin shaft, and the assembly effect and stability of the track unit are further improved.
Preferably, the pressing mechanism further comprises a pressing table panel, the driving assembly comprises an upper fixing plate, an electric cylinder installed on the upper fixing plate and a guide column connected with the upper fixing plate, the guide column is fixed on the pressing table panel and is provided with a linear bearing, the linear bearing is connected with the pressing plate, and a driving end of the electric cylinder penetrates through the upper fixing plate and is connected with the pressing plate to drive the pressing plate to move in the vertical direction.
According to the technical scheme, the electric cylinder is used for driving the compressing plate and the compressing block to move up and down, so that automatic compressing of the permanent magnets in the permanent magnet suspension rail unit is realized, manual clamping is not needed, uniform compressing is realized, the situation that compressing is not in place is avoided, the compressing effect is good, and the compressing is stable.
Preferably, the two sides of the length direction of the compacting plates are provided with reinforcing ribs.
In the technical scheme, the reinforcing ribs are arranged on two sides of the pressing plate, so that the strength and the stability of the two sides of the pressing plate are improved, and in the ascending process of the pressing plate, the pressing plate is prevented from touching the upper fixing plate to damage the pressing plate and the upper fixing plate.
Preferably, the compressing mechanism further comprises a filling block, the filling block is located between the two compressing blocks, the filling block is connected with the compressing plate, and the height of the filling block is smaller than that of the compressing block.
Because be provided with the interval between two compact blocks, the live time is for a long time under the effect of clamp force, and the compact block can produce deformation and remove, sets up the filling block between the compact block in this technical scheme, can effectively prevent the removal of compact block, and the height that sets up is less than the height of compact block, guarantees that the filling block can not touch the permanent magnet and influence the compact block to the effect of compressing tightly of permanent magnet.
The utility model has the beneficial effects that: according to the utility model, the electric control compression plate is used for realizing up-and-down movement, the repeated screwing of the fixing clamp is more efficient compared with manual assembly, the movement distance can be precisely controlled by using the computer control compression plate and the compression block with fine adjustment height, and the manual assembly is more reliable and stable compared with manual assembly, so that the working efficiency is improved.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a second embodiment of the present utility model.
Fig. 3 is a partial enlarged view at a in fig. 2.
In the figure: the device comprises a 1-compression table panel, a 2-compression plate, a 3-compression block, a 4-connection sheet, a 5-driving assembly, a 10-permanent magnet, a 41-waist-shaped groove, a 6-filling block, a 51-upper fixing plate, a 52-electric cylinder, a 53-guide column, a 531-linear bearing and a 21-reinforcing rib.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1 to 3, the magnetizing permanent magnet assembling device of the embodiment includes a pressing table panel 1, a pressing plate 2, a plurality of pressing blocks 3, a plurality of connecting pieces 4 connecting the pressing plate 2 and the pressing blocks 3, and a driving component 5 driving the pressing plate 2 to slide vertically, wherein the vertical center line of the pressing block 3 coincides with the vertical center line of the permanent magnet 10, but the width of the pressing block is slightly smaller than that of the permanent magnet 10, so that the pressing block 3 can effectively press the permanent magnet 10, specifically, if the width of the pressing block 3 is larger than that of the permanent magnet 10, the pressing block 3 positioned at the outermost side exceeds a permanent magnet suspension rail unit, so that the pressing effect on the permanent magnet 10 cannot be effectively realized, and because of the magnetic characteristics of the permanent magnet 10, the pressing plate 2, the pressing block 3 and the connecting pieces 4 are all made of non-magnetic materials;
the number of the connecting pieces 4 is the same as that of the compression blocks 3, the waist-shaped grooves 41 are arranged on the connecting pieces 4, the compression plates 2 are connected with the upper ends of the waist-shaped grooves 41 through bolts, the compression blocks 3 are connected with the lower ends of the waist-shaped grooves 41 through bolts, so that the compression blocks 3 can generate micro-adjustment of the positions of the compression plates 2 in the up-down direction, and the compression and loosening actions of one or a plurality of columns of magnetizing permanent magnets 10 can be independently adjusted when the compression plates 2 are not moved, thereby realizing the alignment of fixing holes of the magnetizing permanent magnets 10;
in order to prevent the compression block 3 from deforming and moving, a filling block 6 is arranged between the two compression blocks 3, the filling block 6 can be connected with the compression plate 2, specifically, the filling block 6 can be connected with the compression plate 2 through bolts, and the filling block 6 is also made of a non-magnetic material.
The driving assembly 5 comprises an upper fixing plate 51, an electric cylinder 52 arranged on the upper fixing plate 51 and a guide post 53 connected with the upper fixing plate 51, wherein the other end of the guide post 53 is fixed on the compression table panel 1, a linear bearing 531 is connected to the guide post 53, the upper fixing plate 51 and the compression plate 2 are rectangular, four corners connected with the linear bearing 531 are arranged on the compression plate 2, and the driving end of the electric cylinder 52 downwards penetrates through the upper fixing plate 51 to be connected with the compression plate 2 to drive the compression plate 2 to move in the vertical direction.
Specifically, the two sides of the length direction of the compacting plate 2 are provided with the reinforcing ribs 21, the reinforcing ribs 21 are located on one surface of the upper fixing plate 51, when the electric cylinder 52 drives the compacting plate 2 to move upwards, the compacting plate 2 is prevented from touching and contacting the upper fixing plate 51, damage to the upper fixing plate and the upper fixing plate is prevented, and a certain limit is set for the stroke of the electric cylinder 52.
When the compressing mechanism of the magnetizing permanent magnet 10 assembling device works, firstly, all permanent magnets 10 with glue at the bottoms are arranged in a permanent magnet suspension rail unit, then an electric cylinder 52 is started, the electric cylinder 52 drives a compressing plate 2 and a compressing block 3 to move downwards until the permanent magnets 10 can be compressed, if a tiny gap exists between the compressing block 3 and the permanent magnets 10, the connecting position of the compressing block 3 and a connecting sheet 4 is adjusted to be finely adjusted, and therefore the compressing block 3 can effectively compress the permanent magnets 10.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. A hold-down mechanism of a magnetizing permanent magnet assembly device, characterized in that: comprises a compressing plate, a plurality of compressing blocks connected with the compressing plate and a driving component for driving the compressing plate to slide in the vertical direction, wherein the compressing blocks compress the permanent magnet to prevent the permanent magnet from moving upwards, the width of the compressing blocks is slightly smaller than that of the permanent magnet,
the compacting plates and the compacting blocks are non-magnetic components.
2. A hold-down mechanism for a magnetizing permanent magnet assembly apparatus as claimed in claim 1, further characterized by: the compressing mechanism further comprises a connecting sheet, a waist-shaped groove is formed in the connecting sheet, and the compressing plate and the compressing block are respectively connected with the waist-shaped groove.
3. A hold-down mechanism for a magnetizing permanent magnet assembly apparatus as claimed in claim 1, further characterized by: the pressing mechanism further comprises a pressing table panel, the driving assembly comprises an upper fixing plate, an electric cylinder arranged on the upper fixing plate and a guide column connected with the upper fixing plate, the guide column is fixed on the pressing table panel and is provided with a linear bearing, the linear bearing is connected with the pressing plate, and the driving end of the electric cylinder penetrates through the upper fixing plate and is connected with the pressing plate to drive the pressing plate to move in the vertical direction.
4. A hold-down mechanism for a magnetizing permanent magnet assembly apparatus as claimed in claim 1, further characterized by: reinforcing ribs are arranged on two sides of the length direction of the compacting plates.
5. A hold-down mechanism for a magnetizing permanent magnet assembly apparatus as claimed in any one of claims 1 to 4, further comprising: the compressing mechanism further comprises a filling block, wherein the filling block is positioned between the two compressing blocks, the filling block is connected with the compressing plate, and the height of the filling block is smaller than that of the compressing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223048409.XU CN219393168U (en) | 2022-11-17 | 2022-11-17 | Compressing mechanism of magnetizing permanent magnet assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223048409.XU CN219393168U (en) | 2022-11-17 | 2022-11-17 | Compressing mechanism of magnetizing permanent magnet assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219393168U true CN219393168U (en) | 2023-07-21 |
Family
ID=87188460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223048409.XU Active CN219393168U (en) | 2022-11-17 | 2022-11-17 | Compressing mechanism of magnetizing permanent magnet assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219393168U (en) |
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2022
- 2022-11-17 CN CN202223048409.XU patent/CN219393168U/en active Active
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