CN85102952A - The cores pile in layers of motor - Google Patents
The cores pile in layers of motor Download PDFInfo
- Publication number
- CN85102952A CN85102952A CN 85102952 CN85102952A CN85102952A CN 85102952 A CN85102952 A CN 85102952A CN 85102952 CN85102952 CN 85102952 CN 85102952 A CN85102952 A CN 85102952A CN 85102952 A CN85102952 A CN 85102952A
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- CN
- China
- Prior art keywords
- lamination
- semi
- projection
- laminated core
- stamping
- 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.)
- Pending
Links
- 238000003475 lamination Methods 0.000 claims abstract description 41
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 238000004080 punching Methods 0.000 claims abstract description 11
- 238000002788 crimping Methods 0.000 claims abstract description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Manufacturing Cores, Coils, And Magnets (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
A kind of laminated core of motor is on lamination, along the direction of thickness of slab, stamps out the projection of semi-shaped stamping on the position of online symmetry in couples, and to require every pair of projection be to stamp out on the opposing face of lamination each other; The lamination of some quantity that like this punching press is good, be after overturning in the center with the line of symmetry, and in above-mentioned pressing direction mode in the same way in the recess of the semi-shaped stamping of the lamination of above-mentioned semi-shaped stamping projection embedding adjacency, crimping forms.
Description
The present invention is the laminated core with motor, motor for example, and the laminated core of static electrical equipment such as turning motors such as generator, transformer is relevant.These laminated cores all are the laminations that the magnetic material thin plate is made by given shape punching press, after multilayer ground is stacked, tightens together and make.
In the past, the means that tighten together of the lamination multilayer poststack that the magnetic material thin plate is made by given shape punching press had (1) to make by bonding; (2) be tightened to an integral body with rivet; (3) make etc. by welding, and developed the projection that stamps out the semi-shaped stamping of right quantity in lamination upper edge thickness of slab direction recently, this projection is embedded be adjacent on the lamination that connects then, in the recess of the semi-shaped stamping of institute's punching press on the same position; The fixed means that tighten up of pressurizeing, if adopt this means, just can in addition stacked back be at once just fastening in turn punching press is good continuously lamination, thus the production efficiency height, and the precision when fastening is good, so widely by popularization and application.
Also be, making as the laminated core shown in the 1st figure (a) and (b) in the past is the lamination 1-1 that makes by given shape punching press shown in the 2nd figure (a) and (b), 1-2, on the 1-n, formation is to the projection 3 of outstanding for example two semi-shaped stampings of same direction, 4, these laminations 1-1,1-2 ... 1-n and pressing direction are consistently stacked, punching press is crimped on together after the semi-shaped stamping projection on the lamination of adjacency and recess are chimeric, jut is connect by rivet and is tightened to an integral body.
But, in the fastener means of the processing laminated core that adopts above-mentioned semi-shaped stamping projection, the projected direction of semi-shaped stamping projection all is certain direction, for example consistent with the pressing direction of monolithic unshakable in one's determination, the burr 2 that forms when therefore just giving prominence to punching press on the end face of stacked iron core, this burr 2 can produce the problem that damage is inserted into the insulating paper in the coiling groove.
In order to address this problem, the lamination positive and negative that is positioned at end face is being turned over, make the burr that forms on the pressing direction inboard towards laminated core, make burr 2 not outstanding on the end face direction, prevent under the occasion of insulating paper damage, by before the fastener means that forms of the projection of semi-stamping in, because the projected direction of semi-stamping projection as described above all toward the direction, when the lamination positive and negative that is positioned at end face is turned over, the direction of semi-stamping projection and the lamination of adjacency in the other direction, because of projection or recess each oppositely can not be fastening.
Also promptly, the 3rd figure (a) is with center line X-X the lamination of the 2nd figure (a) and (b) (b)
1For axle has carried out the positive and negative upset, when the overlaid unshakable in one's determination of the iron core of the 2nd figure (a) and (b) and the 3rd figure (a) and (b), ledge that semi-stamping rises or concave portion oppositely all can not in conjunction with.
The objective of the invention is and will the fastener means that the above-mentioned semi-stamping projection of having implemented forms be improved, thereby acquisition is by the high-precision laminated core of the fastener means combination of the pressing direction restriction that is not subjected to lamination.
Motor laminated core of the present invention, it is characterized in that it is processed into like this, promptly on the lamination that the magnetic material thin plate is made by given shape punching press, direction along thickness of slab, on the position of online symmetry, stamp out the projection of semi-shaped stamping in couples, and requiring every pair of projection is to stamp out on the opposing face of lamination each other, the lamination of some quantity that process like this, with above-mentioned line of symmetry is the center, after overturning, and in above-mentioned pressing direction mode in the same way, in the semi-shaped stamping recess of the lamination of above-mentioned semi-shaped stamping projection embedding adjacency, crimping forms.
Below, the 1st embodiment of the present invention is described with reference to the accompanying drawings.
Shown in the 4th figure (a) and (b), the present invention is on lamination, with respect to center line X-X
1On the position of symmetry, mutually in opposite direction, formed semi-stamping projection 3 and 4 by semi-stamping, for example, if projection 3 is one side-prominent inside, then another projection 4 is just side-prominent toward outsides one.The lamination 1-1, the 1-2 that process like this ... 1-n roughly is divided into two kinds, wherein a kind of shown in the 5th figure, be after positive and negative upset is carried out at the center, it to be overlapped the 4th figure (a), on the iron core (b) with axle X-X ' like that.Carry out like this, relatively chimeric and form fastening integral body with regard to making each semi-stamping projection and recess.And be divided into two kinds the top and the bottom iron core pressing direction toward each other, make burr 2 outstanding to the end face direction.
The 2nd embodiment of the present invention is represented lamination 1-1~1 in handle as the 4th figure (a) and (b)
N+1In, the lamination from 1-1 to 1-n is as the 6th figure (a) lining is represented, and with identical pressing direction, in addition lamination is folded, last 1
N+1Number lamination makes both pressing directions oppositely constitute laminated core mutually mutually after carrying out the positive and negative upset on X-X ' line.
As if the laminated core of making according to this embodiment, with similarly above-mentioned, the pressing direction that is positioned at the lamination of rear and front end all is to the inside, and burr 2 can be not outstanding to both sides end face direction, so can not sustain damage owing to this burr makes the insulating paper that inserts in the coiling groove.
The 3rd embodiment of the present invention is to use as shown in the 7th figure (a) and (b), in the thickness of slab direction bending of upper edge, centre, makes it form the lamination of protuberance 21.This lamination of right quantity, stacked along identical pressing direction, form integrally fastening laminated core piece, give in advance and get two such laminated core pieces ready, and one of them piece unshakable in one's determination as the 8th figure (a), (b) such shown in, on X-X ' line, make its positive and negative upset, change into shown in the 8th figure (b) lining like that, it is opposite with the direction shown in the 7th figure (b) goes up that its center protuberance 21 is in, and semi-stamping projection 3 and 4 subtends, and pressing direction unshakable in one's determination be oppositely after, the 9th figure (a) for another example, (b) such shown in the lining, the crimping of two parts laminated core piece is tightened to an integral body.
As the 4th embodiment of the present invention, also can be in pairs stamping out the semi-stamping projection more than two, just as shown in the 10th figure (a) lining, semi-stamping projection ABCD be separated by 90 the degree, on opposite and the position of adjacent projection direction for center line X-X ' line symmetry, like this, even with center line X-X ' is in addition positive and negative counter-rotating of axle, become the 10th figure (b) like that the direction of each semi-stamping projection also still with originally identical, overlapping fastening the lamination that the 10th figure (a) and (b) are represented, just can form laminated core of the present invention.
In this embodiment, as the 10th figure (b) even the lamination that overturns be that the center turns over 180 degree with it with the center O, the direction of the semi-stamping projection in the time of relatively also is identical, owing to also can also overlappedly tighten up in this case, so also just can make the lamination of adjacency is that the center turns over 180 degree with the center O, and then stacked, the revolution stack that the iron core shape error is relaxed.
In addition, can be as the 11st figure (a) and (b) be represented among the 5th embodiment, with 45 degree of being separated by, adjacent outstanding direction is stamped out opposite semi-stamping projection, the represented embodiment of its effect and the 10th figure (a) and (b) can get into 90 degree to the angle of revolution much at one when the revolution stack.
Adopt words of the present invention as described above, so
(1) pressing direction of lamination that is positioned at two end faces of laminated core all is the inboard towards iron core, the burr that forms when making punching press is not outstanding from end face, just can prevent the damage of insulating paper, in addition, the laminated core of making like this is only by the fastener means of semi-stamping projection, and precision is produced expeditiously.
(2) for can be axially curving, the lamination of unsymmetric structure carries out after the positive and negative upset in addition fastening, produces the laminated core of the high axial symmetry of precision expeditiously.
(3) for can be stacked, make form error, thereby make the error of pole configuration reduce the laminated core that production precision expeditiously is high by revolution.
The simple declaration of drawing:
The 1st figure (a), (b) be the front elevation and the side view of laminated core, the 2nd figure (a), (b) be the front elevation and the sectional drawing of the laminated core monomer of prior art, the 3rd figure (a), (b) be the front elevation and the sectional drawing of the laminated core sheet of prior art upset back expression, the 4th figure (a), (b) be the front elevation and the sectional drawing of the laminated core sheet of the present invention the 1st embodiment, the 5th figure (a), (b) and above-mentioned, the 6th figure (a) is the sectional drawing of laminated core among the present invention the 2nd the embodiment similarly the front elevation and the sectional drawing of laminated core sheet of the present invention upset back expression; The 6th figure (b), (c) be its left surface figure and right hand view respectively, the 7th figure (a), (b) be the plane graph and the sectional drawing of laminated core sheet among the 3rd real embodiment of the present invention, the 8th figure (a), (b) be the front elevation and the sectional drawing of its upset back expression, the 9th figure (a), (b) be the front elevation and the sectional drawing of the laminated core in this example, the 10th figure (a), (b) be the plane graph and the back view of the laminated core sheet of expression the present invention the 4th embodiment, the 11st figure (a), (b) be the plane graph and the back view of laminated core sheet among the 5th embodiment.
1-1,1-2 ... the 1-n-lamination, 2-burr, 3,4-semi-stamping projection, 21-center protuberance.
Claims (3)
1, the laminated core of motor, it is characterized in that its stacked like this making, promptly on the sheet that the magnetic material thin plate is made by given shape punching press, direction along thickness of slab, on the position of online symmetry, stamp out the projection of semi-shaped stamping in couples, and requiring every pair of projection is to stamp out on lamination and opposing face each other, the lamination of some quantity that process like this, with the line of symmetry is after overturning in the center, and above-mentioned pressing direction ridge to mode, above-mentioned semi-shaped stamping projection is embedded in the recess of semi-shaped stamping of lamination of adjacency, crimping forms.
2, claim the 1 described motor laminated core, the pressing direction that it is characterized in that being positioned at the lamination on two end faces of laminated core are reverse directions mutually.
3, claim the 1 described motor laminated core is characterized in that the middle body of above-mentioned lamination has curved along the thickness of slab direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 85102952 CN85102952A (en) | 1985-04-19 | 1985-04-19 | The cores pile in layers of motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 85102952 CN85102952A (en) | 1985-04-19 | 1985-04-19 | The cores pile in layers of motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN85102952A true CN85102952A (en) | 1986-10-15 |
Family
ID=4792882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 85102952 Pending CN85102952A (en) | 1985-04-19 | 1985-04-19 | The cores pile in layers of motor |
Country Status (1)
Country | Link |
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CN (1) | CN85102952A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1116134C (en) * | 1999-11-10 | 2003-07-30 | R·布尔茹瓦股份有限公司 | Method for mfg. ring metal sheet group |
CN1129148C (en) * | 1995-12-01 | 2003-11-26 | 株式会社东芝 | Laminated iron core and its producing method |
-
1985
- 1985-04-19 CN CN 85102952 patent/CN85102952A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1129148C (en) * | 1995-12-01 | 2003-11-26 | 株式会社东芝 | Laminated iron core and its producing method |
CN1116134C (en) * | 1999-11-10 | 2003-07-30 | R·布尔茹瓦股份有限公司 | Method for mfg. ring metal sheet group |
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