CN107919217A - A kind of step-by-step movement iron core and preparation method thereof - Google Patents
A kind of step-by-step movement iron core and preparation method thereof Download PDFInfo
- Publication number
- CN107919217A CN107919217A CN201711106176.5A CN201711106176A CN107919217A CN 107919217 A CN107919217 A CN 107919217A CN 201711106176 A CN201711106176 A CN 201711106176A CN 107919217 A CN107919217 A CN 107919217A
- Authority
- CN
- China
- Prior art keywords
- silicon steel
- steel sheet
- iron core
- outer ring
- interior lining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title description 2
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 78
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000000137 annealing Methods 0.000 claims abstract description 5
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000005284 excitation Effects 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
- H01F27/2455—Magnetic cores made from sheets, e.g. grain-oriented using bent laminations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/263—Fastening parts of the core together
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
- H01F41/024—Manufacturing of magnetic circuits made from deformed sheets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses interior lining panel, internal layer silicon steel sheet and some outer ring silicon steel sheets that a kind of step-by-step movement iron core includes closing；The internal layer silicon steel sheet is arranged at the outside of the interior lining panel；The internal layer silicon steel sheet is equipped with some stepped boss, and the stepped boss connects with one end of the outer ring silicon steel sheet；The outer ring silicon steel sheet is around the interior lining panel around at least one circle；The outer ring silicon steel sheet for being often separated by a circle contains at least one of notch；The notch junction is equipped with gap, and the gap of different circles is not on same cross section.The invention also discloses the production method of stepping iron core, and notch is carried out to it during silicon steel sheet coiling, finally carries out shaping annealing with mould.Using the present invention, have the advantages that compact-sized, iron loss is small, excitation property is good and carrying load ability is strong.
Description
Technical field
The present invention relates to a kind of iron core, more particularly to a kind of step-by-step movement iron core, further relates to a kind of making side of stepping iron core
Method.
Background technology
Iron core is magnetic circuit part main in transformer.It is usually higher by silicon content, surface scribble insulated paint hot rolling or
Cold-reduced silicon sheet closed assembly forms.Silicon sheet core can be divided into folded iron core and volume iron core by production method, and folded iron core is by silicon steel
Stack forms piece one by one, and volume iron core is then used to form silicon steel sheet coiling.Iron core and formed around coil on it
Whole EM induction system.Actual transformer always works under exchange status, power attenuation not only on the resistance of coil,
Also produce in the iron core under alternating current magnetization.
The volume iron core that traditional coiling forms, is only that silicon steel sheet one is enclosed coiling superposition, its iron loss is big, and structure
Also it is not compact enough, it is therefore necessary to be improved.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of step-by-step movement iron core, the iron core includes the interior of closing
Liner plate, internal layer silicon steel sheet and some outer ring silicon steel sheets；
The internal layer silicon steel sheet is arranged at the outside of the interior lining panel；The internal layer silicon steel sheet is equipped with some stepped convex
Platform, the stepped boss can connect with one end of the outer ring silicon steel sheet；The outer ring silicon steel sheet is around the interior lining panel
Around at least one circle；The outer ring silicon steel sheet for being often separated by a circle contains at least one of notch；The notch junction is equipped with seam
Gap, and the gap of different circles is not on same cross section.
Further, the size in the notch gap can be the same or different.
Further, the distance between two adjacent described gaps can it is identical can not also be identical.
Further, the gap is arranged at the same side of the iron core.
Further, the interior lining panel includes rectangle, circle and other shapes.
Further, the length of the internal layer silicon steel sheet is no longer than the girth of the interior lining panel.
Correspondingly, present invention also offers a kind of production method of step-by-step movement iron core, comprise the following steps：
1) interior lining panel is fixedly installed in shaft；
2) internal layer silicon steel sheet is fixed on to the outside of the interior lining panel；
3) one end of outer ring silicon steel sheet is connected with the internal layer silicon steel sheet, and coiling is carried out around the interior lining panel；
4) during coiling, notch is carried out to the outer ring silicon steel sheet；
5) after the completion of coiling, shaping and annealing are carried out to the iron core with mould, and by the outmost turns of the iron core
Spot welding is carried out to fix.
Implement the embodiment of the present invention, there is the advantages of core loss is small, and excitation property is good and carrying load ability is strong, and
Iron core in the present invention is equipped with internal layer silicon steel sheet, therefore also has the advantages that compact-sized.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art and advantage, below will be to implementing
Example or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, drawings in the following description are only
Only it is some embodiments of the present invention, for those of ordinary skill in the art, without creative efforts,
Other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of stepping iron core embodiment one of the present invention.
Wherein, attached drawing correspondence markings are in figure：1- interior lining panels；2- internal layer silicon steel sheets；201- first boss；202- second is convex
Platform；The 3rd boss of 203-；3- outer rings silicon steel sheet；The first outer rings of 301- silicon steel sheet；The second silicon steel sheets of 302-；The 3rd silicon steel of 303-
Piece；4- gaps.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
It is described in detail on step ground.Obviously, described embodiment is only one embodiment of the invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all on the premise of creative work is not made
Other embodiment, belongs to the scope of protection of the invention.
" one embodiment " or " embodiment " referred to herein refers to may be included at least one implementation of the present invention
A particular feature, structure, or characteristic.In the description of the present invention, it is to be understood that term " on ", " under ", "left", "right" etc.
The orientation or position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of the description present invention and letter
Change description, rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for description purpose, and cannot
It is interpreted as indicating or implies relative importance or imply the quantity of the technical characteristic indicated by indicating.Thus, define " the
One ", the feature of " second " can be expressed or what is implied includes one or more this feature.Moreover, term " first ",
" second " etc. is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so
The data used can exchange in the appropriate case, so that the embodiment of the present invention described herein can be with except scheming herein
Show or describe those beyond order implement.
Embodiment one：
As shown in Figure 1, present embodiments providing a kind of step-by-step movement iron core, the iron core includes the interior lining panel 1 of closing, internal layer
Silicon steel sheet 2 and some outer ring silicon steel sheets 3；
The internal layer silicon steel sheet 2 is arranged at the outside of the interior lining panel 1；The internal layer silicon steel sheet 2 is equipped with some ladders
Shape boss, the stepped boss connect with one end of the outer ring silicon steel sheet 3；The outer ring silicon steel sheet 3 is around the liner
Plate 1 is around at least one circle；The outer ring silicon steel sheet 3 for being often separated by a circle contains at least one of notch；The notch junction is set
4 are had the gap, and the gap 4 of different circles is not on same cross section.
Specifically, rectangle of the interior lining panel 1 for closing.
Further, the internal layer silicon steel sheet 2 is arranged in the long side in the left side of interior lining panel 1.
Specifically, the internal layer silicon steel sheet 2 has three layers of step, first boss 201, second boss 202 and the 3rd are convex respectively
Platform 203.
Specifically, the outer ring silicon steel sheet 3 has three, it is respectively the first outer ring silicon steel sheet 301, the second outer ring silicon steel sheet
302 and the 3rd outer ring silicon steel sheet 303.
Further, one end of first outer ring silicon steel sheet 301 is connected with the first boss 201, and described second
One end of outer ring silicon steel sheet 302 is connected with the second boss 202, one end of the 3rd outer ring silicon steel sheet 303 with it is described
3rd boss 203 is connected.
Further, the size in the notch gap 4 can be the same or different.
Further, the distance between adjacent two described gaps 4 can be the same or different.
Further, the gap 4 is all arranged at the left side of the iron core.
Correspondingly, present invention also offers a kind of production method of step-by-step movement iron core, mainly include the following steps that,
1) interior lining panel 1 is fixedly installed in shaft；
2) internal layer silicon steel sheet 2 is fixed on to the outside of the 1 left side long side of interior lining panel；
3) one end of 3 outer ring silicon steel sheets 3 is connected with 3 boss respectively, and around the interior lining panel 1 carry out around
Volume；
4) during coiling, notch is carried out to the outer ring silicon steel sheet 3；
5) after the completion of coiling, shaping and annealing are carried out to the iron core with mould, and by the outmost turns of the iron core
Spot welding is carried out to fix.
Embodiment two：
With reference to shown in Fig. 1, a kind of step-by-step movement iron core is present embodiments provided, the iron core includes the interior lining panel 1, interior of closing
Layer silicon steel sheet 2 and some outer ring silicon steel sheets 3；
The internal layer silicon steel sheet 2 is arranged at the outside of the interior lining panel 1；The internal layer silicon steel sheet 2 is equipped with some ladders
Shape boss, the stepped boss connect with one end of the outer ring silicon steel sheet 3；The outer ring silicon steel sheet 3 is around the liner
Plate 1 is around at least one circle；The outer ring silicon steel sheet 3 for being often separated by a circle contains at least one of notch；The notch junction is set
4 are had the gap, and the gap 4 of different circles is not on same cross section.
Specifically, circle of the interior lining panel 1 for closing.
Specifically, the internal layer silicon steel sheet 2 has three layers of step, first boss 201, second boss 202 and the 3rd are convex respectively
Platform 203.
Specifically, the outer ring silicon steel sheet 3 has three, it is respectively the first outer ring silicon steel sheet 301, the second outer ring silicon steel sheet
302 and the 3rd outer ring silicon steel sheet 303.
Further, one end of first outer ring silicon steel sheet 301 is connected with the first boss 201, and described second
One end of outer ring silicon steel sheet 302 is connected with the second boss 202, one end of the 3rd outer ring silicon steel sheet 303 with it is described
3rd boss 203 is connected.
Further, the size in the notch gap 4 can be the same or different.
Further, the distance between adjacent two described gaps 4 can be the same or different.
Further, the gap 4 is arranged at the side of any semicircle of the iron core.
Correspondingly, present invention also offers a kind of production method of step-by-step movement iron core, mainly include the following steps that,
1) interior lining panel 1 is fixedly installed in shaft；
2) internal layer silicon steel sheet 2 is fixed on to the outside of the 1 left side long side of interior lining panel；
3) one end of 3 outer ring silicon steel sheets 3 is connected with 3 boss respectively, and around the interior lining panel 1 carry out around
Volume；
4) during coiling, notch is carried out to the outer ring silicon steel sheet 3；
5) after the completion of coiling, shaping and annealing are carried out to the iron core with mould, and by the outmost turns of the iron core
Spot welding is carried out to fix.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
- A kind of 1. step-by-step movement iron core, it is characterised in that the iron core include closing interior lining panel (1), internal layer silicon steel sheet (2) and if Dry bar outer ring silicon steel sheet (3)；The internal layer silicon steel sheet (2) is arranged at the outside of the interior lining panel (1)；The internal layer silicon steel sheet (2) is equipped with some ranks Scalariform boss, the stepped boss connect with one end of the outer ring silicon steel sheet (3)；The outer ring silicon steel sheet (3) is around institute Interior lining panel (1) is stated around at least one circle；The outer ring silicon steel sheet (3) for being often separated by a circle contains at least one of notch；It is described to cut Mouth junction is equipped with gap (4), and the gap (4) of different circles is not on same cross section.
- 2. a kind of step-by-step movement iron core according to claim 1, it is characterised in that the size of the notch gap (4) is identical.
- A kind of 3. step-by-step movement iron core according to claim 1, it is characterised in that the notch gap (4) it is of different sizes.
- 4. a kind of step-by-step movement iron core according to claim 1, it is characterised in that between two adjacent gaps (4) Distance it is identical.
- 5. a kind of step-by-step movement iron core according to claim 1, it is characterised in that between two adjacent gaps (4) Distance it is different.
- A kind of 6. step-by-step movement iron core described in any one in claim 1 to 5, it is characterised in that the gap (4) It is arranged at the same side of the iron core.
- A kind of 7. step-by-step movement iron core according to claim 1, it is characterised in that the interior lining panel (1) include rectangle and It is circular.
- 8. a kind of step-by-step movement iron core according to claim 1, it is characterised in that the length of the internal layer silicon steel sheet (2) is not It is longer than the girth of the interior lining panel (1).
- A kind of 9. production method of step-by-step movement iron core, it is characterised in that following steps,1) interior lining panel (1) is fixedly installed in shaft；2) internal layer silicon steel sheet (2) is fixed on to the outside of the interior lining panel (1)；3) one end of outer ring silicon steel sheet (3) is connected with the internal layer silicon steel sheet (2), and around the interior lining panel (1) carry out around Volume；4) during coiling, notch is carried out to the outer ring silicon steel sheet (3)；5) after the completion of coiling, shaping and annealing are carried out to the iron core with mould, and the outmost turns of the iron core are carried out Spot welding is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711106176.5A CN107919217B (en) | 2017-11-10 | 2017-11-10 | Stepping iron core and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711106176.5A CN107919217B (en) | 2017-11-10 | 2017-11-10 | Stepping iron core and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107919217A true CN107919217A (en) | 2018-04-17 |
| CN107919217B CN107919217B (en) | 2024-03-19 |
Family
ID=61895338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711106176.5A Active CN107919217B (en) | 2017-11-10 | 2017-11-10 | Stepping iron core and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107919217B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202275698U (en) * | 2011-09-23 | 2012-06-13 | 孙晖 | Planar three-phase four-frame double-opening coiled iron core |
| JP2013062410A (en) * | 2011-09-14 | 2013-04-04 | Mitsubishi Electric Corp | Wound core for transformer |
| CN104835630A (en) * | 2015-05-07 | 2015-08-12 | 江苏扬动电气有限公司 | Fold-fin combined wound core |
| JP2016201489A (en) * | 2015-04-13 | 2016-12-01 | 株式会社ダイヘン | Junction separation method for wound core, and outermost peripheral steel-plate cutting device for wound core |
| CN107316739A (en) * | 2017-06-19 | 2017-11-03 | 广东紫光电气有限公司 | A kind of collapsible formula transformer core preparation method |
-
2017
- 2017-11-10 CN CN201711106176.5A patent/CN107919217B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013062410A (en) * | 2011-09-14 | 2013-04-04 | Mitsubishi Electric Corp | Wound core for transformer |
| CN202275698U (en) * | 2011-09-23 | 2012-06-13 | 孙晖 | Planar three-phase four-frame double-opening coiled iron core |
| JP2016201489A (en) * | 2015-04-13 | 2016-12-01 | 株式会社ダイヘン | Junction separation method for wound core, and outermost peripheral steel-plate cutting device for wound core |
| CN104835630A (en) * | 2015-05-07 | 2015-08-12 | 江苏扬动电气有限公司 | Fold-fin combined wound core |
| CN107316739A (en) * | 2017-06-19 | 2017-11-03 | 广东紫光电气有限公司 | A kind of collapsible formula transformer core preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107919217B (en) | 2024-03-19 |
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