CN209948930U - Spliced silicon steel sheet iron core - Google Patents
Spliced silicon steel sheet iron core Download PDFInfo
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- CN209948930U CN209948930U CN201920827347.1U CN201920827347U CN209948930U CN 209948930 U CN209948930 U CN 209948930U CN 201920827347 U CN201920827347 U CN 201920827347U CN 209948930 U CN209948930 U CN 209948930U
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Abstract
The utility model discloses a spliced silicon steel sheet iron core, which comprises a plurality of first silicon steel sheets and two second silicon steel sheets, wherein the two second silicon steel sheets are respectively positioned at two side ends, all the first silicon steel sheets are positioned between the two second silicon steel sheets, and the first silicon steel sheets, the second silicon steel sheets and two adjacent first silicon steel sheets can be spliced in sequence; the side wall of the first silicon steel sheet is provided with a first groove, the opposite side wall of the first silicon steel sheet is convexly provided with a convex edge, the side wall of the second silicon steel sheet is provided with a second groove, and the convex edge can be embedded in the first groove and the second groove; two edges are arranged at the connecting part of the side wall of the first silicon steel sheet and the convex edge, and the two edges are respectively arranged at the two sides of the convex edge to limit the separation of the convex edge; the first silicon steel sheet and the second silicon steel sheet are provided with mounting grooves to limit the direction of the silicon steel sheets when being overlapped. The utility model discloses can reduce the cost of mould in the manufacturing.
Description
Technical Field
The utility model relates to a linear electric motor field, concretely relates to concatenation silicon steel sheet iron core.
Background
At present, synchronous motors are in various types according to different application environments and requirements, such as an iron core permanent magnet synchronous linear motor, an iron core permanent magnet synchronous linear motor and the like. The iron core permanent magnet synchronous linear motor comprises a stator, a rotor and other components, wherein the rotor comprises an iron core and a plurality of coils, a plurality of iron core columns are formed on the iron core, the plurality of coils are respectively sleeved on the plurality of iron core columns correspondingly, and a plurality of permanent magnets are arranged in the stator. When the rotor is matched with the stator, the coil is electrified, and the rotor can move relative to the stator by utilizing the electromagnetic induction principle.
In the prior art, the iron core is an integral structure formed by laterally overlapping a plurality of silicon steel sheets, the structures of the silicon steel sheets are consistent, and the iron core is formed by overlapping the plurality of silicon steel sheets into a whole. However, the specifications and sizes of the iron cores required by the linear motors are different according to the specifications of the linear motors, and different dies need to be adapted according to different sizes and specifications of silicon steel sheets, so that the cost in manufacturing is increased.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a concatenation silicon steel sheet iron core, its cost that can reduce mould in the manufacturing.
In order to solve the technical problem, the utility model provides a spliced silicon steel sheet iron core, which comprises a plurality of first silicon steel sheets and two second silicon steel sheets, wherein the two second silicon steel sheets are respectively positioned at two side ends, all the first silicon steel sheets are positioned between the two second silicon steel sheets, and the first silicon steel sheets, the second silicon steel sheets and two adjacent first silicon steel sheets can be spliced in sequence; the side wall of the first silicon steel sheet is provided with a first groove, the opposite side wall of the first silicon steel sheet is convexly provided with a convex edge, the side wall of the second silicon steel sheet is provided with a second groove, and the convex edge can be embedded in the first groove and the second groove; two edges are arranged at the connecting part of the side wall of the first silicon steel sheet and the convex edge, and the two edges are respectively arranged at the two sides of the convex edge to limit the separation of the convex edge; the first silicon steel sheet and the second silicon steel sheet are provided with mounting grooves to limit the direction of the silicon steel sheets when being overlapped.
Furthermore, the first silicon steel sheet and the second silicon steel sheet respectively comprise a plurality of coil mounting columns, and two adjacent coil mounting columns form a winding slot; the coil mounting column and the mounting groove are arranged oppositely.
Further, epoxy resin is coated in the winding groove.
Further, the mounting groove includes the both sides wall that sets up perpendicularly and the diapire that the level set up, the diapire through two inclined planes respectively with two the lateral wall is connected.
Furthermore, two second silicon steel sheets are respectively provided with a limiting groove, and the limiting grooves and the second grooves are positioned on two opposite side walls; the limiting groove is detachably provided with a fastening piece.
Furthermore, a plurality of pipe grooves are formed in the first silicon steel sheet and/or the second silicon steel sheet so as to penetrate through the cooling pipes; the pipe groove and the mounting groove are located on the same plane.
Further, the pipe groove is arranged in a semicircular shape.
Furthermore, an insulating layer is arranged on the outer wall of the first silicon steel sheet and the outer wall of the second silicon steel sheet after the first silicon steel sheet and the second silicon steel sheet are overlapped.
The utility model has the advantages that:
the adjacent first silicon steel sheets and the second silicon steel sheets are spliced, so that the number of the spliced parts can be determined according to the size specification of the iron core, and the cost of the die is reduced; meanwhile, the splicing can be realized by utilizing the clamping and embedding of the first groove and the second groove with the convex edge, so that the manufacturing is convenient; in addition, the edge connected with the both sides of bead and the inlay card power of first recess and second recess can prevent breaking away from of bead to steadiness when the increase concatenation.
Drawings
Fig. 1 is an overall schematic view of a second silicon steel sheet according to the present invention;
fig. 2 is an overall schematic view of the first silicon steel sheet of the present invention.
The reference numbers in the figures illustrate: 1. a first silicon steel sheet; 11. a first groove; 12. a rib; 121. an edge; 2. a second silicon steel sheet; 21. a second groove; 22. a limiting groove; 23. a fastener; 3. a coil mounting post; 31. a winding slot; 4. mounting grooves; 5. and (4) a pipe groove.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 and 2, the utility model discloses an embodiment of concatenation silicon steel sheet iron core, including two second silicon steel sheet 2 and a plurality of first silicon steel sheet 1, two second silicon steel sheet 2 are located the both sides of iron core respectively, and whole first silicon steel sheet 1 all is located between two second silicon steel sheet 2 simultaneously. The second silicon steel sheet 2 and the first silicon steel sheet 1 adjacent to the second silicon steel sheet can be spliced, and meanwhile, the two adjacent first silicon steel sheets 1 can also be spliced.
Any side wall of the first silicon steel sheet 1 for splicing is provided with a first groove 11, and the other opposite side wall is convexly provided with a convex edge 12. The protruding edge 12 can be embedded in the first groove 11 of another silicon steel sheet adjacent to the first silicon steel sheet 1, so as to splice the two adjacent first silicon steel sheets 1. The side wall of the second silicon steel sheet 2 is provided with a second groove 21, and the convex rib 12 can be embedded in the second groove 21, so that the second silicon steel sheet 2 and the adjacent first silicon steel sheet 1 are spliced.
The two edges 121 are convexly arranged at the connection part of the side wall of the first silicon steel sheet 1 and the convex rib 12, and the two edges 121 are respectively arranged at the two sides of the convex rib 12 and are integrally formed with the convex rib 12. The edge 121, the first groove 11 and the embedding force between the edge and the second groove 21 can prevent the rib 12 from being separated from the first groove 11 or the second groove 21, so that the splicing stability of the two first silicon steel sheets 1 and the splicing stability of the first silicon steel sheets 1 and the second silicon steel sheets 2 are improved.
The side wall of the second silicon steel sheet 2 is further provided with a limiting groove 22, and the limiting groove 22 is located on the side wall opposite to the second groove 21. The fastener 23 penetrates through the limiting groove 22, and the fastener 23 can be used for clamping the second silicon steel sheet 2 formed by fixed superposition, so that the splicing stability of the second silicon steel sheet 2 and the first silicon steel sheet 1 can be improved.
First silicon steel sheet 1 and second silicon steel sheet 2 all include a plurality of coil erection columns 3, and two coil erection columns 3 can form and be used for wire winding groove 31, and above-mentioned coil erection column 3 mainly used installation coil. Simultaneously, the inner wall of the wire winding groove 31 is provided with epoxy resin, the first silicon steel sheet 1, the second silicon steel sheet 2 and the coil are fixed by using the epoxy resin, and the insulating layer is not damaged due to the fact that shaping is not needed after installation. In addition, the outer wall coating of first silicon steel sheet 1 and second silicon steel sheet 2 has the insulating layer after the coincide, and it can improve the performance of iron core during operation.
A plurality of mounting grooves 4 have all been seted up on first silicon steel sheet 1 and the second silicon steel sheet 2, and mounting groove 4 is located the terminal surface relative with coil erection column 3. Utilize mounting groove 4 can restrict the direction when first silicon steel sheet 1 and second silicon steel sheet 2 coincide, can enough increase the steadiness of first silicon steel sheet 1 and the coincide of second silicon steel sheet 2, the operation of also being convenient for simultaneously improves the accuracy nature of position when the coincide. The mounting groove 4 comprises two vertically arranged side walls and a horizontally arranged bottom wall, and meanwhile, in order to reduce stress concentration, two side ends of the bottom wall are connected with the two side walls through two inclined planes.
The first silicon steel sheet 1 and/or the second silicon steel sheet 2 are provided with a plurality of pipe grooves 5 for penetrating cooling pipes, and the pipe grooves 5 and the mounting grooves 4 are positioned in the same plane. In order to reduce stress concentration and facilitate the insertion of the cooling pipe, the pipe groove 5 is arranged in a semicircular shape in the present embodiment.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (8)
1. The spliced silicon steel sheet iron core is characterized by comprising a plurality of first silicon steel sheets and two second silicon steel sheets, wherein the two second silicon steel sheets are respectively positioned at two side ends, all the first silicon steel sheets are positioned between the two second silicon steel sheets, and the first silicon steel sheets, the second silicon steel sheets and two adjacent first silicon steel sheets can be sequentially spliced; the side wall of the first silicon steel sheet is provided with a first groove, the opposite side wall of the first silicon steel sheet is convexly provided with a convex edge, the side wall of the second silicon steel sheet is provided with a second groove, and the convex edge can be embedded in the first groove and the second groove; two edges are arranged at the connecting part of the side wall of the first silicon steel sheet and the convex edge, and the two edges are respectively arranged at the two sides of the convex edge to limit the separation of the convex edge; the first silicon steel sheet and the second silicon steel sheet are provided with mounting grooves to limit the direction of the silicon steel sheets when being overlapped.
2. The spliced silicon steel sheet iron core as claimed in claim 1, wherein each of the first silicon steel sheet and the second silicon steel sheet includes a plurality of coil mounting posts, and two adjacent coil mounting posts form a winding slot; the coil mounting column and the mounting groove are arranged oppositely.
3. The spliced silicon steel sheet iron core as claimed in claim 2, wherein the winding slots are internally coated with epoxy resin.
4. The spliced silicon steel sheet iron core as claimed in claim 1, wherein the mounting groove comprises two side walls vertically arranged and a bottom wall horizontally arranged, and the bottom wall is connected with the two side walls through two inclined planes respectively.
5. The spliced silicon steel sheet iron core as claimed in claim 1, wherein both of the second silicon steel sheets are provided with a limiting groove, and the limiting groove and the second groove are located on two opposite side walls; the limiting groove is detachably provided with a fastening piece.
6. The spliced silicon steel sheet iron core as claimed in claim 1, wherein the first silicon steel sheet and/or the second silicon steel sheet is provided with a plurality of pipe slots for penetrating cooling pipes; the pipe groove and the mounting groove are located on the same plane.
7. The spliced silicon steel sheet iron core as claimed in claim 6, wherein the tube slots are arranged in a semicircular shape.
8. The spliced silicon steel sheet iron core as claimed in claim 1, wherein an insulating layer is provided on outer walls of the first silicon steel sheet and the second silicon steel sheet after the lamination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827347.1U CN209948930U (en) | 2019-06-03 | 2019-06-03 | Spliced silicon steel sheet iron core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827347.1U CN209948930U (en) | 2019-06-03 | 2019-06-03 | Spliced silicon steel sheet iron core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209948930U true CN209948930U (en) | 2020-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920827347.1U Active CN209948930U (en) | 2019-06-03 | 2019-06-03 | Spliced silicon steel sheet iron core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209948930U (en) |
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2019
- 2019-06-03 CN CN201920827347.1U patent/CN209948930U/en active Active
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