CN211604841U - Economical electric permanent magnet clamping - Google Patents
Economical electric permanent magnet clamping Download PDFInfo
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- CN211604841U CN211604841U CN202020477598.4U CN202020477598U CN211604841U CN 211604841 U CN211604841 U CN 211604841U CN 202020477598 U CN202020477598 U CN 202020477598U CN 211604841 U CN211604841 U CN 211604841U
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- permanent magnet
- shell
- electric permanent
- hole
- magnet unit
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Abstract
The utility model discloses an economical electric permanent magnet clamping, which comprises a plurality of electric permanent magnet units, wherein each electric permanent magnet unit only comprises a single shell, permanent magnet steel, reversible magnetic steel and a coil component; the end of the coil assembly in each electro-permanent magnet unit is led out and communicated to a plug fixed on the shell, the electro-permanent magnet clamp further comprises a shell, accommodating holes for accommodating the electro-permanent magnet units are formed in the shell, and each accommodating hole is internally provided with a jack which is communicated with the main line and can be matched and plugged with the plug. The utility model discloses an economical electricity permanent magnetism clamping has simple and practical, firm stable, the processing degree of difficulty and cost are lower and dismantle advantages such as easy maintenance.
Description
Technical Field
The utility model relates to an electricity permanent magnetism field especially relates to an economical electricity permanent magnetism clamping.
Background
The existing electric permanent magnet clamping structure generally comprises a shell, a magnetic pole, reversible permanent magnet steel, an excitation coil assembly, irreversible magnetic steel, sealing filler and other parts. In order to ensure the firmness of the electro-permanent magnet clamping, all parts of the electro-permanent magnet clamping can form an immovable and detachable whole in the machining and forming process, if part of magnetic poles are damaged and need to be maintained, the whole electro-permanent magnet clamping needs to be detached, even the parts need to be returned to the factory for maintenance, and the maintenance workload is large. In addition, due to the limitation of the magnetic circuit structure, if the maximum attraction force is reached during magnetizing in the conventional electric permanent magnet clamp, the matching among the components needs to reach a very precise degree, so that the required machining precision is extremely high, the manufacturing and maintenance cost is high, and the efficiency is very low. In addition, due to the fact that the shapes and the sizes of various workpieces to be clamped are different, customers can demand various models, standardized production is difficult to achieve, and production cost of products is increased accordingly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that to the problem that prior art exists, provide a simple and practical, firm stable, the processing degree of difficulty and cost are lower and dismantle easy maintenance's economical electric permanent magnetism clamping.
In order to solve the technical problem, the utility model provides a technical scheme does:
an economical electro-permanent magnet clamp comprises a plurality of electro-permanent magnet units, wherein each electro-permanent magnet unit only comprises a single shell, permanent magnet steel, reversible magnetic steel and a coil assembly; the end of the coil assembly in each electro-permanent magnet unit is led out and communicated to a plug fixed on the shell, the electro-permanent magnet clamp further comprises a shell, accommodating holes for accommodating the electro-permanent magnet units are formed in the shell, and each accommodating hole is internally provided with a jack which is communicated with the main line and can be matched and plugged with the plug.
As a further improvement of the above technical solution:
in the electric permanent magnet unit, a magnetic pole is arranged on the adsorption end face of the shell, a groove for accommodating permanent magnet steel is arranged in the shell around the magnetic pole, a cavity communicated to the non-adsorption end face of the magnetic pole is also arranged in the shell, and the coil assembly is arranged around the periphery of the reversible magnetic steel and placed in the cavity.
The jacks in the accommodating holes are connected to the main line in parallel.
The shell is provided with a wiring groove, and the part of the main wire connected with each jack is fixed in the wiring groove.
The accommodating hole is a blind hole, the bottom of the accommodating hole and the electric permanent magnet unit are provided with fastening holes corresponding to each other, and the electric permanent magnet unit is inserted into the accommodating hole and then penetrates into the fastening holes through fastening pieces to be fixedly connected with the shell.
The electric permanent magnet unit is circular in outline, a positioning pin is arranged on the end face of the electric permanent magnet unit, and a positioning hole corresponding to the positioning pin is arranged in the accommodating hole.
The containing hole is a through hole, a flange is arranged at the non-adsorption end of the electric permanent magnet unit, and the electric permanent magnet unit penetrates through the containing hole and then is fixed on the shell through a fastener.
The holding hole is a threaded hole with threads arranged inside, external threads matched with the holding hole are arranged on the periphery of the electric permanent magnet unit, and the electric permanent magnet unit and the holding hole are connected in a threaded matching mode.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses an economical electric permanent magnet clamping, including shell and a plurality of electric permanent magnet units, each electric permanent magnet unit only comprises a single shell, permanent magnet steel, reversible magnetic steel and coil assembly; the end of the coil assembly in each electro-permanent magnet unit is led out and communicated to a plug fixed on the shell of the electro-permanent magnet unit, the shell is provided with accommodating holes for accommodating each electro-permanent magnet unit, and each accommodating hole is internally provided with a jack which is communicated with the main line and can be matched and plugged with the plug.
When the device is manufactured, a large number of standardized electric permanent magnet units can be prefabricated, then the adaptive shell is customized according to the device to be clamped, and then the electric permanent magnet units and the shell are assembled. The shell and the electric permanent magnet units of each electric permanent magnet clamping are manufactured separately, the structures of the electric permanent magnet units are the same, and the difference is only in required quantity, so that the electric permanent magnet units can be produced in batch, and the production cost is reduced. The shell of the electro-permanent magnet clamp only needs to be processed with the containing hole, so the required processing precision is lower, a common lathe can be adopted to replace the large-scale equipment used in the past high-difficulty processing, the production cost is reduced, the production efficiency is improved, and the production period is shortened.
In the use, if an electricity permanent magnetism unit goes wrong, to it carry out solitary dismantlement and maintenance can, can not influence the whole production of electricity permanent magnetism clamping, the dismouting maintenance is more simple and convenient, also need not to return the factory maintenance.
Drawings
FIG. 1 is a schematic structural view of an economical electro-permanent magnetic chuck of the present invention;
FIG. 2 is a schematic view showing a connection structure of an economical electro-permanent magnet clamper according to embodiment 1;
FIG. 3 is a schematic view of the disassembled structure of the economical electro-permanent magnetic chuck in embodiment 1;
FIG. 4 is a schematic view showing a connection structure of an economical electro-permanent magnet clamper according to embodiment 2;
fig. 5 is a schematic view of the connection structure of the economical electro-permanent magnetic chuck in embodiment 3.
Illustration of the drawings: 1. an electro-permanent magnet unit; 11. a housing; 111. a magnetic pole; 112. a plug; 12. permanent magnet steel; 13. reversible magnetic steel; 14. a coil assembly; 15. positioning pins; 2. a housing; 21. a housing hole; 211. positioning holes; 22. a jack; 3. a fastening hole.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.
Example 1:
as shown in fig. 1 to 3, the economical electro-permanent magnet clamp of the present embodiment includes a plurality of electro-permanent magnet units 1, each electro-permanent magnet unit 1 is composed of a single shell 11, a permanent magnet steel 12, a reversible magnetic steel 13 and a coil assembly 14; the absorption end face of the shell 11 is provided with a magnetic pole 111, the interior of the shell 11 is provided with a groove for accommodating the permanent magnet steel 12 around the magnetic pole 111, the interior of the shell 11 is also provided with a cavity communicated to the non-absorption end face of the magnetic pole 111, the coil component 14 is wound around the periphery of the reversible magnetic steel 13 and placed in the cavity, and each gap of the electro-permanent magnet unit 1 is filled and fixed by sealing filler; the end of the coil assembly 14 is led out and communicated to a plug 112 fixed on the shell 11, the electric permanent magnet clamp further comprises a shell 2, accommodating holes 21 for accommodating each electric permanent magnet unit 1 are arranged on the shell 2, and each accommodating hole 21 is internally provided with a jack 22 which is communicated with the main line and can be matched and plugged with the plug 112. In this embodiment, the electro-permanent magnet clamp is an all-steel structure, and in other embodiments, an epoxy filling structure may be adopted.
When the device is manufactured, a large number of standardized electric permanent magnet units 1 can be prefabricated, then the matched shell 2 is customized according to a device to be clamped, and then the electric permanent magnet units 1 and the shell 2 are assembled. The shell 2 and the electric permanent magnet units 1 clamped by each electric permanent magnet are manufactured separately, the structures of the electric permanent magnet units 1 are the same, and the difference is only in required quantity, so that the electric permanent magnet units 1 can be produced in batch, and the production cost is reduced. The shell 2 clamped by the electro-permanent magnet can be manufactured by casting, and only the accommodating hole 21 needs to be processed on the shell, so that the required processing precision is low, a common lathe can be used for replacing large equipment used in the past high-difficulty processing, the production cost is reduced, the production efficiency is improved, and the production period is shortened.
In the use, if an electricity permanent magnet unit 1 goes wrong, to it carry out solitary dismantlement and maintenance can, can not influence the whole production of electricity permanent magnetism clamping, the dismouting maintenance is more simple and convenient, also need not to return the factory maintenance. By combining the points, the electric permanent magnet clamping of the embodiment has low overall cost, the manufacturing cost of part of products can be reduced by even 30-40%, and the electric permanent magnet clamping has competitive advantage in the market.
In this embodiment, the insertion holes 22 in the accommodating holes 21 are connected in parallel to the main line, when a certain electric permanent magnet unit 1 is damaged, no influence is generated on other electric permanent magnet units 1, the influence on the whole electric permanent magnet clamping is only reduced by a certain adsorption capacity, the influence and the loss can be minimized by the parallel connection mode, and the occurrence probability of accidents is effectively reduced.
In this embodiment, the casing 2 is provided with a wiring groove, and the portion of the main wire connected to each jack 22 is fixed in the wiring groove, thereby preventing the main wire from being entangled with other components and making the circuit more distinct.
In this embodiment, the accommodating hole 21 is a blind hole, the bottom of the accommodating hole 21 and the electric permanent magnet unit 1 are provided with fastening holes 3 corresponding to each other, and the electric permanent magnet unit 1 is inserted into the accommodating hole 21 and then is fixedly connected to the housing 2 by inserting a fastening member into the fastening hole 3. In other embodiments, a welding connection or an interference connection may also be adopted for clamping, but both should belong to simple replacement of the fixing manner in this embodiment, and are not described herein again.
In this embodiment, the electric permanent magnet unit 1 has a circular outline, the end surface of the electric permanent magnet unit is provided with the positioning pin 15, the accommodating hole 21 is provided with the positioning hole 211 corresponding to the positioning pin 15, the electric permanent magnet unit can be installed in a matching manner only by aligning the positioning pin 15 with the positioning hole 211, and misalignment of the plug 112 and the jack 22 due to axial rotation is prevented. In other embodiments, structures such as a rectangle, a square, and a hexagon may be adopted to avoid the above problems, but all of them should be a simple replacement of the cross-sectional form in this embodiment, and no further description is given here.
The structure of the electric permanent magnet unit 1 of the embodiment can be made into the outer diameter of 30-500mm, has wide application range and can be used for various clamping conditions.
Example 2:
the embodiment is substantially the same as embodiment 1, except that, as shown in fig. 4, in the embodiment, the accommodating hole 21 is a through hole, a flange is disposed at the non-absorption end of the electric permanent magnet unit 1, and the electric permanent magnet unit 1 is fixed to the housing 2 by a fastening member after penetrating into the accommodating hole 21. This way of fixing is faster than in example 1 and also the manufacturing process can be shortened.
Example 3:
this embodiment is substantially the same as embodiment 1 and embodiment 2, except that, as shown in fig. 5, in this embodiment, the receiving hole 21 is a threaded hole with threads inside, and the outer periphery of the electric permanent magnet unit 1 is provided with external threads matching with the receiving hole 21, and the two are connected by thread matching. The fixed connection mode enables the stress of the electro-permanent magnet unit 1 to be more uniform, and the external force can be more stably transmitted to the shell 2.
The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention should be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an economic electric permanent magnetism clamping, includes a plurality of electric permanent magnetism units (1), its characterized in that: each electric permanent magnet unit (1) only consists of a single shell (11), permanent magnet steel (12), reversible magnetic steel (13) and a coil assembly (14); the end of the coil assembly (14) in each electric permanent magnet unit (1) is led out and communicated to a plug (112) fixed on the shell (11), the electric permanent magnet clamp further comprises a shell (2), accommodating holes (21) for accommodating the electric permanent magnet units (1) are formed in the shell (2), and each accommodating hole (21) is internally provided with a jack (22) which is communicated with a main line and can be matched and spliced with the plug (112).
2. The economical electro-permanent magnetic chuck as set forth in claim 1, wherein: in the electric permanent magnet unit (1), a magnetic pole (111) is arranged on the adsorption end face of the shell (11), a groove for accommodating permanent magnet steel (12) is formed in the shell (11) in a winding mode around the magnetic pole (111), a cavity communicated to the non-adsorption end face of the magnetic pole (111) is further formed in the shell (11), and the coil assembly (14) is arranged on the periphery of the reversible magnetic steel (13) in a winding mode and placed in the cavity.
3. The economical electro-permanent magnetic chuck as set forth in claim 1, wherein: the jacks (22) in each accommodating hole (21) are connected in parallel to the main line.
4. An economical electro-permanent magnetic chuck according to claim 1 or 2, characterized in that: the shell (2) is provided with a wiring groove, and the part of the main wire connected with each jack (22) is fixed in the wiring groove.
5. An economical electro-permanent magnetic chuck according to claim 1 or 2, characterized in that: the accommodating hole (21) is a blind hole, the bottom of the accommodating hole (21) and the electric permanent magnet unit (1) are provided with fastening holes (3) corresponding to each other, and the electric permanent magnet unit (1) is inserted into the accommodating hole (21) and then penetrates into the fastening holes (3) through fastening pieces to be fixedly connected with the shell (2).
6. The economical electro-permanent magnetic chuck as set forth in claim 5, wherein: the electric permanent magnet unit (1) is circular in outline, a positioning pin (15) is arranged on the end face of the electric permanent magnet unit, and a positioning hole (211) corresponding to the positioning pin (15) in position is arranged in the accommodating hole (21).
7. An economical electro-permanent magnetic chuck according to claim 1 or 2, characterized in that: the containing hole (21) is a through hole, a flange is arranged at the non-adsorption end of the electric permanent magnet unit (1), and the electric permanent magnet unit (1) penetrates into the containing hole (21) and then is fixed on the shell (2) through a fastener.
8. An economical electro-permanent magnetic chuck according to claim 1 or 2, characterized in that: the holding hole (21) is a threaded hole with threads arranged inside, external threads matched with the holding hole (21) are arranged on the periphery of the electric permanent magnet unit (1), and the electric permanent magnet unit and the holding hole are connected in a threaded matching mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020477598.4U CN211604841U (en) | 2020-04-03 | 2020-04-03 | Economical electric permanent magnet clamping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020477598.4U CN211604841U (en) | 2020-04-03 | 2020-04-03 | Economical electric permanent magnet clamping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211604841U true CN211604841U (en) | 2020-09-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020477598.4U Active CN211604841U (en) | 2020-04-03 | 2020-04-03 | Economical electric permanent magnet clamping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211604841U (en) |
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2020
- 2020-04-03 CN CN202020477598.4U patent/CN211604841U/en active Active
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