CN102637500B - For the method manufacturing the magnetic core of lamination - Google Patents
For the method manufacturing the magnetic core of lamination Download PDFInfo
- Publication number
- CN102637500B CN102637500B CN201210026040.4A CN201210026040A CN102637500B CN 102637500 B CN102637500 B CN 102637500B CN 201210026040 A CN201210026040 A CN 201210026040A CN 102637500 B CN102637500 B CN 102637500B
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- Prior art keywords
- metal covering
- magnetic core
- method step
- punching press
- japanning
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
A kind of method that the present invention relates to magnetic core for manufacturing lamination, magnetic core, such as transformator or motor, arranges insullac in method step japanning metal covering particularly metallic plate or metal forming；To the punching press the most rotatably of the metal covering after japanning in method step punching press, it is thus achieved that contact pin；In method step is placed, the metal covering after punching press is stacked in the case of formation stacks up and down；In method step excises, magnetic core is excised from stack, cut off described contact pin (50).Preferably magnetic core (K) excision (8) before experience method step conglomeration/hardening (7), thus can using magnetic core (K) as entirety from stack (60) excise and keep its shape at this.The paint (20) applied can experience method step and be dried (3).Finally, magnetic core (K) can be provided with winding (W).Magnetic core (K) can be manufactured by the metal covering of the thinnest (preferably smaller than 0.05mm) and therefore with the least eddy current loss according to the present invention.
Description
Technical field
A kind of method that the present invention relates to magnetic core for manufacturing lamination.In addition the invention still further relates to a kind of flat for processing
The machine of flat article.
Background technology
It is disclosed that by prior art, by the metal covering of the ground japanning that makes to be electrically insulated from each other, such as generally thickness about
It is laminated to each other for the sheet metal of 0.35mm and manufactures such as magnetic core for transformator or motor.Described sheet metal is flat
Bed stamping machine is stamped into shape, excision and the most laminated.Described method step japanning, punching press and excision (divide
Single) in separate station and be not to carry out onlinely.
A kind of such method for manufacturing magnetic core is disclosed by JP 57-147119 (A).Here, metal covering first by
Lamination and be and then stamped and excise (Figure 1B).Part through punching press and excision is finally joined so has expectation thickness
The core of degree.Described core experience heat treatment, wherein, is produced electric insulation layer by described lamination.The most described excision is at each metal covering
Carry out before stacked on top of each other.
In addition it is well known that, interfering eddy current loss and the respective thickness of the sheet metal used square relevant.
Exist thus is contemplated to be, and magnetic core is closed by the thinnest surface layer and forms.But the operation of this sake is extremely difficult also
And hence in so that the treatment measures cost of necessity is high.But, increase, for inexpensively according to the predictability of electromobility in the future
The demand of magnetic core (especially for the magnetic core of motor) that manufacture, unfertile land lamination may rise.
Have also been disclosed method and the machine utilizing printing technology to manufacture 3D article.US 6,506,477 B1 describes
A kind of apparatus and method for manufacturing 3D article.Here, each layer of described article stacked on top of each other and bonding.Then, phase
Cutter sweep 30 should be utilized to be cut out recess according to the profile of article to be manufactured by uppermost layer.The most described cutter sweep is necessary
Highly precisely controlled in terms of its depth of cut.Therefore, just cut after stacking.
Thus, the method for printing technology provides following advantage: i.e., and described method has been directed towards thin and very thin flat
Flat article are optimized.Particularly flat article (page, paper tinsel, thin plate) from continuous glassware through defeated to collector of described machine
Send and have been obtained for solving.The japanning of thin and very thin flat article and punching press and the most also exist in printer
So-called plate printer is resolved.But the plate of the little thickness with about 0.05mm can not be processed in plate printer.
Additionally, the rewinding of usual plate printer stacks and is divided the plate singly becoming single to be further processed, such as, it is processed into beverage
Tank, say, that the so-called conglomeration that rewinding stacks is less desirable and such as passes through suitable drying step in placement
Before successfully prevent conglomeration.
Summary of the invention
By described background, the task of the present invention is to provide a kind of method improved relative to prior art, the method
Allow the magnetic core using the metal covering of thin and the thinnest (less than about 0.05mm thickness) to manufacture lamination.Additionally, the present invention
Additionally or substitute task be to provide a kind of relative to prior art improve the machine for processing flat article, described
Machine also allows for processing the metal covering of thin and the thinnest (less than about 0.05mm thickness) to manufacture the magnetic core of lamination.
According to the present invention, described task is flat for processing by method and the one of a kind of magnetic core for manufacturing lamination
The machine of flat article solves.
By the dependent claims attached troops to a unit and show that from description and the accompanying drawing attached troops to a unit the favourable of the present invention enters one
Step scheme.
The method of the magnetic core for manufacturing lamination of the present invention is a process that: wherein, arranges electricity absolutely to metal covering
Edge paint；Metal covering after japanning is carried out punching press, wherein, it is thus achieved that contact pin；Metal covering after punching press is placed on one stack；
Magnetic core is stacked middle excision from described, wherein, cuts off described contact pin.Could dictate that to obtain contact pin, use stamping tool, described
Stamping tool has discontinuities (space) in punching press cutter, and described discontinuities is associated with contact pin to be obtained.
The method of another magnetic core for manufacturing lamination of the present invention is a process that: wherein, walks a method
Suddenly (japanning) arranges insullac to metal covering；Metal covering after making japanning in a method step (placement) is folded in formation
It is stacked up and down in the case of heap；In a method step (punching press), multiple metal coverings stacked up and down are jointly carried out punching press
Or cutting；In a method step (excision), magnetic core is stacked middle excision or taking-up from described.
The each method of the present invention allow in an advantageous manner to use thin and the thinnest (less than about 0.05mm thickness and because of
This reduces about 100 times in terms of its eddy current loss) metal covering manufacture the magnetic core of lamination.
According to the present invention, the metal covering used is carried out punching press, but does not individually excise.Metal after punching press
Face is first stacked up and down and is the most jointly excised.In this way, magnetic core to be manufactured is only after stacking
Just by as overall excision.Therefore, the little thickness of the metal covering used operation time, particularly excision time, even system
Also any problem it is not result in when making the magnetic core with complex geometry.
Therefore the most online magnetic core or the armature core/armature layer manufacturing lamination is allowed according to the present invention, it
Have minimum eddy current loss (and reduce temperature and the power density of raising).
According to the present invention, first metal covering is placed and is then stamped or cuts.Stack made in accordance with the present invention
It is annealed (adding heat-carrying and pressure) preferably as entirety and obtains height and the intensity determined at this.According to the present invention, by institute
State magnetic core to process from described stacking.Radiation (laser or water) or cutting working method can be used at this.Multiple this magnetic
Core can be bonded with each other.The use of contact pin is dispensable.
One of the inventive method favourable and it is therefore preferable that further the feature of scheme may be in, make metal covering prior
Be divided into from stack individual or crosscutting by roller.Alternatively can also process web material, described web material is painted, rushes
Press and be and then crosscut and place.
One of the inventive method is favourable and it is therefore preferable that the feature of further scheme may be in, described metal covering is made
There is provided for metallic plate or metal forming.Alternatively can also use metallized in its surface.Described preferably has enough
Flexibility, so as to along cranky path by described conveying by datatron, particularly printer.
One of the inventive method is favourable and it is therefore preferable that the feature of scheme can be further in terms of eddy current loss
In, described metal covering as thickness for providing to the metallic plate of about 0.05mm from about 0.01mm.Here, this thin plate is such as in print
The advantage of the on-line processing in brush machine is, described thin plate can be in the case of unbroken such as in lasting gripper Guan Bi
And it is directed on guide pulley and the most accurately and harmlessly is carried.
One of the inventive method favourable and it is therefore preferable that further the feature of scheme may be in, described metal covering
Ground, at least region, at least one side (the most only in the region treating cut shape of magnetic core) is provided with insullac.Only
The one side of metal covering is carried out japanning be usually sufficient for.But on both sides can also being carried out in the case of using turning device
Paint.
One of the inventive method favourable and it is therefore preferable that further the feature of scheme may be in, the metal after japanning
Face is dried or the driest before the punching.Described being slightly dried particularly can so be carried out so that keeps obtaining residue viscous
Property is to cause placement to stack on purpose conglomeration.Because there is the page of residual viscosity in the operation placed in stacking, such as open up
It is directly difficult, the most preferably when placing, page is oriented.Use page to open up straight device for this, described page is opened up straight device and is existed
After page is put down by conveying gripper and encounter before placement stacks in page and act in page.
One conglomeration that metal covering is stacked of the inventive method or keep together favourable and it is therefore preferable that enter
The feature of one step scheme may be in, and at least one side of described metal covering at least point-like was provided with fixing Jie before described placement
Matter moves relative to each other with the metal covering after preventing placement.Preferably employ bonding agent as mounting medium.If, with fixing Jie
Matter works, and the most described paint can also be the most completely dried.
For harmless, of the inventive method excises that complete magnetic core is favourable and it is therefore preferable that side further
The feature of case may be in, be placed on the metal covering stacked only metal covering conglomeration or bonding after the most cut.Described knot
Group and/or described bonding can effect based on described paint and/or described mounting medium realize.
One of the inventive method is favourable and it is therefore preferable that the feature of further scheme may be in, described paint is by roller coat
Apply.Described roller coat can be carried out in the paint device of printer.
The flat article datatron of the magnetic core for manufacturing lamination of the present invention is such a machine, and it has: be used for
The continuous glassware of metal covering or the crosscutting device of roller；Printing equipment or paint device, give described gold in described printing equipment or paint device
Genus face arranges insullac；Decompressor, carries out punching press to the metal covering after japanning in described decompressor, wherein, obtains
Contact pin；The collector of the metal covering after punching press；Excision station, excises magnetic core from stack in described excision station, wherein,
Cut off described contact pin.
Accompanying drawing explanation
The present invention and the structure of the present invention is described in detail with reference to the accompanying drawings by means of at least one preferred embodiment
Upper and/or the most favourable further scheme.
In accompanying drawing:
Fig. 1 is the flow chart of the preferred embodiment of the inventive method and for implementing the machine of the inventive method.
Detailed description of the invention
Fig. 1 is in magnetic core K or the rank for such as being manufactured lamination by thin transformer board of the present invention shown in upper area
The flow chart of the preferred embodiment of the method for iron layer, described magnetic core or armature layer are for different application such as transformator, electronic
Machine or magnetic relay.Described method major part can be carried out, such as in Heidelberg printing in the printer processing page onlinely
The Speedmaster product structure (different size, SM, CD, XL of the most treated page parameter) of machine joint-stock company or
Person is carried out in the machine being made up of the parts of this printer.Fig. 1 is this machine shown in lower area, and it has attaches troops to a unit
Conveyer device.
In the method step 1 (point list/crosscutting) of upstream, metal covering 10 is point single or alternatively by rolling from stacking 11
Son 12 (electronic bands) are crosscutting.Method step 1 can be at sheet feeder I of the printer M of process page or roller crosscutting device I'
In carry out.Thus, described metal covering 10 by with page stream provide or conveying using in method step subsequently as metallic plate 10'
Or metal forming 10 " order be further processed.Described conveying can be in printer M inner utilization gripper existing, common
System and conveying cylinder are carried out.Described metal covering 10 can be in printing to the transfer at next one station from continuous glassware I or crosscutting device I'
Machine M inner utilization front gripper existing, common and feed rolls existing, common are carried out.Described metal covering 10 is preferred (with biography
The material of system is compared) it is about the metallic plate 10' of 0.01mm to about 0.05mm as thin or the thinnest and thickness and provides.Tool
This material having described thickness or can not be difficult to work with traditional processing procedure or datatron carries out processing and therefore uncomfortable
Together in manufacturing magnetic core.But the process carried out in printer M allows to use the material thinner than 0.05mm in an advantageous manner.
Method step 2 (japanning), the inventive method first method step in, give through a point single or crosscutting metal covering 10
Insullac 20 is set, in order to electrically isolated from one when making each metal covering 10 stacking afterwards.Here, described metal covering 10
At least one side, preferably when conveying, at least region, side that is upwardly directed to insullac 20 is set.The applying of described paint 20 is excellent
Choosing may utilize roller 21 or carries out instead by injection apparatus.The applying of described paint 20 can be onlinely in the printing processing page
In the printing equipment II of machine M, preferably paint device II' is carried out.
In alternative step 3 (being dried) subsequently, it is dried before the punching press afterwards of the metal covering 10 after japanning.
But described being dried the most so carries out (in other words: the driest) to degree so that after enamelled coating in placement stacks
Also there is enough viscosity be sufficiently connected to each other jointly to excise with each layer by described magnetic core K.Can be according to being made
Paint 20 use hot air dryer, infrared drier or UV curing device 30 to be dried.Described dry permissible
Carry out (during transferring metal face 10) in processing the drying device III of printer M of page or on dry section III'.
Alternatively, but less preferably, japanning can also be carried out with being dried after punching press and before placing.
In alternative step 4 (fixing) subsequently, at least one side of described metal covering 10, the preferably court when conveying
At least point-like be provided with mounting medium 40 before the placement afterwards of the side of upper sensing, for prevent place after metal covering 10 that
This relative motion.Alternatively can apply paint on the side of metal covering 10 and apply mounting medium 40 on another side.Excellent
Choosing uses bonding agent 40' as mounting medium.The applying of mounting medium 40 preferably can utilize roller 41 or instead by injection
Device is carried out.The applying of mounting medium can be carried out in processing the printing equipment IV of printer of page onlinely.Alternatively,
But less preferably, described fixing can also be carried out after punching press and before placing.The most alternatively can be by side
The paint used in method step 2 uses as mounting medium 40.Being dried in method step 3 the most such as can so be carried out, and makes
Although be dried the most globally, but for example be by using and have and can the laser instrument of single control or the IR of LED swash
Light device array or UV-LED array keep obtaining sticking part partly.Other replacement scheme may be in, to metal covering 10
One or both sides arrange the mounting medium 40 that do not activates, wherein, described mounting medium in placement stacks or after the most just example
As being activated by heat effect or pressure effect, for example with can heat activated bonding agent.May be in this advantage can machinery
More stable (that is vibration less), be easier to and/or produce stack more resistant to pressure.
In method step 5 (punching press) subsequently, the metal covering 10 after japanning is carried out punching press, wherein, it is thus achieved that contact pin 50.
Here, for the method for the present invention it is essential that carry out before described punching press placement afterwards, say, that will rush
The metal covering 10 pressed through is placed.Described punching press utilizes diel 51 (former or former/formpiston) to carry out, described punching press
Mould is corresponding to the shape of magnetic core K to be manufactured or cross section.Described diel 51 can be simple for magnetic core K punching press
(such as U-shaped) or special and complicated shape (such as star or gear shape partly have Internal periphery).The most described punching
Pressure utilizes the stamping tool 51 rotated to carry out.Alternatively can also use laser pressing device, described laser pressing device is to have
The mode of profit allows the punching press pattern of conversion and therefore allows to produce the magnetic core with variable (cross section) shape.In punching press
Time obtain contact pin 50, say, that at least one contact pin, preferred multiple contact pin are obtained for each metallic plate so that pass through
The useful part of punching press can continue conveying together with the remainder of metal covering 10 (edge and discard part if desired).
The most do not carry out stamping-out completely.The layout of contact pin 50 is preferably carried out so that magnetic flux is optimal and can be by described
Metal covering 10 is delivered to placement without any problems and stacks and be positioned there.Described punching press can process page onlinely
The decompressor V of printer M is carried out.At this, diel 51 can be arranged in impression cylinder or plate cylinder (or paint
Cylinder or varnished cloth cylinder) on.Alternatively, but less preferably, described punching press can also be offline in single stamping machine
Carry out.For that purpose it is necessary to metal covering 10 is taken out from in-line procedure and is supplied to stamping machine.Then, off line must be rushed again
Metal covering 10 after pressure is supplied to described in-line procedure.Two subprocess and thus are interrupted or be divided into the most described in-line procedure
Slow down.Alternatively, described punching press or moulding just can also be carried out after conglomeration (method step 7).Beam is used such as this
Laser beam or water jet, described beam simultaneously and collectively loads magnetic to be generated to multiple metal covering 10 stacked up and down
The shape of core.Substantially arbitrary 3D shape can be produced at this.
Replace beam ground can also use cutting process.The magnetic group (magnet block) produced in this way again can be with tegillum
Merging and produce in this way the 3D structure of complexity, wherein, this method also is able to advantageously in the case of little number of packages
Use.
In method step 6 (placement) subsequently, the metal covering 10 through punching press one after the other and stackedly is placed on
One formed at this stack on 60.Here, for the present invention method it is essential that described in be placed on later excision before
Carry out, say, that the metal covering 10 after placement is the most cut.Described placement is at least such that accurately carry out so that warp
The useful part crossing punching press is stacked in the range of required production precision up and down.Such as can use for this front portion and side
Backstop.Such as can prevent the metal covering 10 stacking on 60 from placing by the fixing point produced in optional method step 4
Skid afterwards.Metal covering 10 after placement always has the contact pin 50 produced in method step 5.Described placement can onlinely
Carry out in processing the collector VI of printer M of page.Utilize fence apparatus 61 can produce desired stack height and from
And (metal covering by X-Y direction) produces magnetic core K size in z-direction.Each height stacked or magnetic core K are in Z-direction
On size can be preferably between about 5mm and 30cm.Can also specify, monitoring stacking height and determining when piling up
Such as interrupt stacking process is carried out by pushing fence apparatus 61 in the case of height.Because the thickness of metal covering 10 has manufacture skill
Tolerance in terms of art, the most this way has the advantage that relative to the way of the metal covering 10 purely counting after placing.This
Could dictate that outward, utilize registration device 62 to monitor and affect described placement with correcting, described registration device be responsible for circumference alignment,
Side alignment and inclination alignment aspect accurately place metal covering 10.
In alternative step 7 (conglomeration/hardening) subsequently, basic by stack on 60 through punching press and being placed on
Metal covering 10 conglomeration of upper two dimension or harden into the body of three-dimensional, i.e. magnetic core K.Described conglomeration or hardening can pass through long enough passively
Store temporally and stack 60 or the most such as carried out by infeed heat and/or pressure (such as annealing).Described conglomeration or hard
Change can also be carried out in processing the collector IV of printer M of page onlinely.
In method step 8 (excision) subsequently, by magnetic core K from stacking excision 60, wherein, cut off contact pin 50.Described
The cut-out of excision and said contact pin 50 such as can be carried out by means of drift 80 by acting on the power effect on magnetic core K
(in other words: by magnetic core K from stacking middle extrusion).Alternatively, described contact pin may utilize beam such as laser beam or water jet or
Person cuts off in the way of cutting and then from described, magnetic core K is stacked middle taking-up.If abandoning method step 7, namely magnetic
Core K did not still have or the most sufficiently conglomeration before excision, then may need such as to pass through to keep or be spirally connected to make magnetic before excision
Core K is stable.Described excision is preferably carried out in the external single excision station VIII of the printer M of described process page.Substitute
Ground, but less preferably, the printer M of described process page can be equipped with excision station VIII.
In alternative step 9.1 (post processing) subsequently, such as, make the magnetic core K after excision by means of heater 81
Experience heat treatment, wherein, described core K is fixed and conglomeration or hardening.If having been carried out optional method step 4, then
Other fixing is carried out when processing in the rear.If having been carried out optional method step 7, enter when processing the most in the rear
The other conglomeration of row or hardening.In method step 9.2 (winding) subsequently, give made in accordance with the present invention magnetic core K arrange around
Group W.Described winding is preferably carried out in being wound around station IX.May further specify that in advance, inspection electric insulation part and/or regrind and cut magnetic core
Seamed edge.
In-line procedure in printer M can also include the upset of metal covering 10, such as, overturn at turning device.Logical
Crossing this mode such as can make metal covering 10 carry out japanning on both sides and be dried.
Reference number table
1 point of list/crosscutting
2 japannings
3 are dried
4 fix
5 punching presses
6 place
7 conglomerations/hardening
8 excisions
9.1 post processing
9.2 be wound around
10 metal coverings
10' metallic plate
10 " metal forming
11 stack
12 rollers
20 paints
21 rollers
30 exsiccators
40 mounting mediums
40' bonding agent
41 rollers
50 contact pin
51 diels
60 stack
61 fence apparatus
62 registration devices
80 drifts
81 heaters
I sheet feeder
The crosscutting device of I' roller
II printing equipment
II' paints device
II drying device
III' is dried section
IV printing equipment
V decompressor
VI material collecting device
IX is wound around station
M processes the printer of page
K magnetic core
W is wound around
Claims (11)
1. for the method manufacturing the magnetic core of lamination, wherein,
Insullac (20), wherein, the thickness of metal covering (10) are set in a method step japanning (2) metal covering (10)
Less than 0.05mm；
In a method step punching press (5), the metal covering (10) after japanning is carried out punching press, wherein, it is thus achieved that contact pin (50), from
And make to continue conveying together with the remainder of metal covering (10) through the useful part of punching press；
In a method step places (6), the metal covering (10) after punching press is folded in the case of formation stacks (60) up and down
Put；And
In a method step excises (8), magnetic core (K) is excised from described stacking (60), wherein, cut off described contact pin
(50)。
2. for the method manufacturing the magnetic core of lamination, wherein,
Insullac (20), wherein, the thickness of metal covering (10) are set in a method step japanning (2) metal covering (10)
Less than 0.05mm；
Metal covering (10) after making japanning in a method step places (6) is folded in the case of formation stacks (60) up and down
Put；
Multiple metal coverings (10) stacked up and down are jointly stamped or cut out by a method step punching press (5)；
In a method step excises (8), magnetic core (K) is stacked excision or taking-up (60) from described.
3. method as claimed in claim 1 or 2, it is characterised in that make metal covering (10) a method before japanning (2)
Step divide in single/crosscutting (1) from stack (11) are divided into individual or crosscutting by roller (12).
4. method as claimed in claim 3, it is characterised in that described metal covering (10) is as metallic plate (10') or metal forming
(10 ") provide.
5. method as claimed in claim 4, it is characterised in that described metal covering (10) as thickness be from 0.01mm to
(10') the metallic plate of 0.05mm provides.
6. method as claimed in claim 1 or 2, it is characterised in that at least region, at least one side of described metal covering (10)
Be provided with insullac (20).
7. method as claimed in claim 1 or 2, it is characterised in that the metal covering (10) after japanning is before described punching press (5)
It is dried in (3) at a method step and is dried or the driest.
8. method as claimed in claim 1 or 2, it is characterised in that at least one side of described metal covering (10) is put described
Fix at a method step before putting (6) and (4) at least point-like are provided with mounting medium (40) to prevent the metal after placing
Face (10) moves relative to each other.
9. method as claimed in claim 1 or 2, it is characterised in that be placed on the metal covering (10) stacked a method
Step conglomeration/hardening (7) is just the most cut as magnetic core (K), in described method step conglomeration/hardening, and described magnetic core (K)
Conglomeration or hardening.
10. method as claimed in claim 1 or 2, it is characterised in that utilize roller (21) to come described paint (20) on roller coat.
11. 1 kinds, for manufacturing the flat article datatron of the magnetic core of lamination, have:
Continuous glassware (I) or the crosscutting device of roller (I') for metal covering (10)；
Printing equipment (II) or paint device (II'), arrange electricity to described metal covering (10) in described printing equipment or paint device
Insullac (20)；
Decompressor (V), carries out punching press to the metal covering (10) after japanning in described decompressor, wherein, obtains contact pin
(50)；
The collector (VI) of the metal covering (10) after punching press；With
Excision station (VIII), by magnetic core (K) from stacking excision (60) in described excision station, wherein, cuts off described contact pin
(50)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011011026 | 2011-02-11 | ||
| DE102011011026.7 | 2011-02-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102637500A CN102637500A (en) | 2012-08-15 |
| CN102637500B true CN102637500B (en) | 2016-12-14 |
Family
ID=46605090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210026040.4A Expired - Fee Related CN102637500B (en) | 2011-02-11 | 2012-02-07 | For the method manufacturing the magnetic core of lamination |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102637500B (en) |
| DE (1) | DE102012000705A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244161A (en) * | 2015-10-28 | 2016-01-13 | 桂林新艺制冷设备有限责任公司 | Manufacturing method of transformer iron core |
| CN113765237A (en) * | 2021-09-14 | 2021-12-07 | 首钢智新迁安电磁材料有限公司 | Method for processing motor stator iron core |
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| JPS57147119A (en) | 1981-03-06 | 1982-09-10 | Canon Inc | Manufacture for magnetic core |
| US6506477B1 (en) | 1998-12-17 | 2003-01-14 | Minolta Co., Ltd. | Apparatus and method for forming three-dimensional object |
| JP4115640B2 (en) * | 1999-12-27 | 2008-07-09 | 新日本製鐵株式会社 | Manufacturing method of laminated iron core |
| US6552639B2 (en) * | 2000-04-28 | 2003-04-22 | Honeywell International Inc. | Bulk stamped amorphous metal magnetic component |
| KR100526286B1 (en) * | 2001-08-17 | 2005-11-08 | 제이에프이 스틸 가부시키가이샤 | Manufacturing apparatus and manufacturing method for laminated core |
| US20050003079A1 (en) * | 2003-03-17 | 2005-01-06 | Tdk Corporation | Production method of laminated soft magnetic member, production method of soft magnetic sheet, and method for heat treating laminated soft magnetic member |
| JP4648765B2 (en) * | 2005-06-03 | 2011-03-09 | 黒田精工株式会社 | Method for producing metal sheet laminate |
| DE102006017762B4 (en) * | 2006-04-12 | 2010-07-08 | Siemens Ag | Process for laminating an electrical steel strip for transformer cores |
| CN101030468B (en) * | 2007-01-12 | 2011-07-27 | 同济大学 | Production of amorphous nano-crystal block magnetic component |
-
2012
- 2012-01-16 DE DE201210000705 patent/DE102012000705A1/en not_active Withdrawn
- 2012-02-07 CN CN201210026040.4A patent/CN102637500B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102637500A (en) | 2012-08-15 |
| DE102012000705A1 (en) | 2012-08-23 |
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