CN107196432A - Self-riveting motor rotor is unshakable in one's determination - Google Patents
Self-riveting motor rotor is unshakable in one's determination Download PDFInfo
- Publication number
- CN107196432A CN107196432A CN201610143233.6A CN201610143233A CN107196432A CN 107196432 A CN107196432 A CN 107196432A CN 201610143233 A CN201610143233 A CN 201610143233A CN 107196432 A CN107196432 A CN 107196432A
- Authority
- CN
- China
- Prior art keywords
- silicon steel
- steel sheet
- slotted eye
- riveting
- unshakable
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/26—Rotor cores with slots for windings
- H02K1/265—Shape, form or location of the slots
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The self-riveting motor rotor of the present invention is unshakable in one's determination, with one by the stacked body unshakable in one's determination being bonded of plural silicon steel sheet, each silicon steel sheet is provided with an axis hole in the center, plural number is provided with around its axis hole in preset space length around the slotted eye configured, the zone leveling distributive plural between its axis hole and slotted eye is individual from riveting point；Each silicon steel sheet is configured with the slotted eye of at least two different lengths, and each silicon steel sheet with from the relative slotted eye length of riveting point be relatively shorter than not with from the relative slotted eye length of riveting point.So as to avoid the limitation from riveting point, in the case where coiling parameter can not break through, through the shape for changing rotor slotted eye, increase the peak torque of motor.
Description
Technical field
The present invention is relevant with the rotor of motor, it is desirable to provide a kind of self-riveting motor rotor that can effectively lift motor torsional moment is unshakable in one's determination.
Background technology
Press, silicon steel sheet is widely used in the magnetic conductive loop in the motors such as transformer, motor, generator, its operation principle is the formation magnetic circuit unshakable in one's determination constituted using silicon steel sheet, electric energy is switched to secondary electric energy, or electric energy is switched to mechanical energy；Also, the problem of silicon steel sheet in view of magnetic field alternating change because that can cause generation eddy-current loss unshakable in one's determination, generally by silicon steel sheet, storehouse gets up to constitute the iron core of magnetic conductive loop layer by layer.
For example, the body of general cage rotor, substantially have one by silicon steel sheet stack into cylindric iron core, and the conductor that plural number is set in around iron core is constituted, overall cage rotor and total conductor is given into short circuit through short-circuit end ring respectively in body two ends, due to the similar squirrel cage of shape, therefore referred to as squirrel-cage；Also, cage rotor is more using copper bar or aluminum strip to do conductor, the conductor constituted with copper bar or aluminum strip compared with iron core, copper, aluminium resistance it is very low, so need not be insulated between conductor and iron core, self-assembling formation current path (loop).
As for its silicon steel sheet being laminated may be selected to pass through and be fixed in advance from modes such as riveting, welding, plug pin or gluings；Wherein, the silicon steel sheet of stacking is fixed from riveting mode, by the corresponding position punching quantity of each silicon steel sheet in stacking do not wait from riveting point, make upper and lower layer silicon steel sheet can pass through from riveting point it is quick, advantageously consolidate lamination, therefore more generally used by industry.
But, through the stacking silicon steel sheet fixed from riveting mode, often it is limited to the limitation from riveting point, many needs larger moment of torsion performance applied to the squirrel-cage motor of harsh running requirements, therefore how the peak torque of squirrel-cage motor is increased in the case where coiling parameter can not break through, always industrial circle and academia desire most ardently the problem of solution for a long time.
The content of the invention
In view of this, the present invention is providing a kind of self-riveting motor rotor iron core that can effectively lift motor torsional moment.
In order to achieve the above object, the self-riveting motor rotor of the present invention is unshakable in one's determination, with one by the stacked body unshakable in one's determination being bonded of plural silicon steel sheet, respectively the silicon steel sheet is provided with an axis hole in the center, respectively the silicon steel sheet surround the slotted eye of configuration around its axis hole provided with plural number in preset space length, respectively zone leveling distributive plural of the silicon steel sheet between its axis hole and slotted eye is from riveting point, and the body two ends unshakable in one's determination another fixed respectively one are communicated to the metal end ring inside the respectively slotted eye of the silicon steel sheet；It is characterized in that：Respectively the silicon steel sheet is configured with the slotted eye of at least two different lengths, and respectively the silicon steel sheet with from the relative slotted eye length of riveting point be relatively shorter than not with from the relative slotted eye length of riveting point.
Using said structure feature, self-riveting motor rotor of the invention is unshakable in one's determination, is able to design using the slotted eye of different length, avoids the limitation from riveting point, in the case where coiling parameter can not break through, through the shape for changing rotor slotted eye, increases the peak torque of motor.
According to said structure feature, the self-riveting motor rotor wherein one end unshakable in one's determination is for the assembling end stretched into corresponding with the bearing set by the motor that it is applied；The complex digital is in the axis hole aperture of the silicon steel sheet at the assembling end, relatively larger than the axis hole aperture of other each silicon steel sheets.
The distance between adjacent slot of the respectively silicon steel sheet is at least 1.0mm.
The distance between slotted eye relative with it from riveting point of the respectively silicon steel sheet is at least 0.5mm.
The internal diameter of the metal end ring that assembling end should be located at is at least 2mm with the complex digital in the distance between the axis hole of silicon steel sheet at the assembling end.
It is described to be respectively at least 1mm from the width of riveting point.
The respectively silicon steel sheet relative to the slotted eye length from riveting point with relative to the slotted eye length difference from riveting point not being at least 1.5mm.
The distance between adjacent slot of the respectively silicon steel sheet is at least 1.0mm；Respectively the distance between slotted eye relative with it from riveting point of the silicon steel sheet is at least 0.5mm；The perforation for being located at the metal end ring at assembling end is at least 2mm with the complex digital in the distance between the axis hole of silicon steel sheet at the assembling end；1mm respectively should be at least from the width of riveting point；The respectively silicon steel sheet relative to the slotted eye length from riveting point with relative to the slotted eye length difference from riveting point not being at least 1.5mm.
Each slotted eye of the respectively silicon steel sheet is in scalloped profile.
Each slotted eye of the respectively silicon steel sheet is in by a fan-shaped profile for connecting a circle.
Described respectively silicon steel sheet forms the breach for always passing to its silicon steel sheet edge in each slotted eye.
Disclosed herein self-riveting motor rotor it is unshakable in one's determination, the main slotted eye using different length is designed, and avoids the limitation from riveting point, in the case where coiling parameter can not break through, and through the shape for changing rotor slotted eye, increases the peak torque of motor.So as to relatively more positive, reliable means, lift its motor running efficiency applied, it is more conducive to reduce its motor volume applied.
Brief description of the drawings
Fig. 1 is the body stereoscopic figure unshakable in one's determination of first embodiment of the invention.
Fig. 2 is the body construction exploded view unshakable in one's determination of first embodiment of the invention.
Fig. 3 is the self-riveting motor rotor of present invention use configuration status schematic appearance unshakable in one's determination.
Fig. 4 is the self-riveting motor rotor of present invention use configuration status sectional view unshakable in one's determination.
Fig. 5 is the silicon steel structure plan of first embodiment of the invention.
Fig. 6 is the silicon steel structure plan of second embodiment of the invention.
Fig. 7 is the silicon steel structure plan of third embodiment of the invention.
Fig. 8 is the silicon steel structure plan of fourth embodiment of the invention.
Figure number explanation：
M1 heart axles
M2 bearings
10 bodies unshakable in one's determination
11A silicon steel sheets
11B silicon steel sheets
12A axis holes
12B axis holes
13 slotted eyes
131 breach
14 slotted eyes
141 breach
15 from riveting point
20 metal end ring.
Embodiment
Present invention generally provides a kind of self-riveting motor rotor that can effectively lift motor torsional moment is unshakable in one's determination, as shown in Figures 1 and 2, the self-riveting motor rotor of the present invention is unshakable in one's determination, with one by the stacked body unshakable in one's determination 10 being bonded of plural silicon steel sheet (silicon steel sheet 11A and silicon steel sheet 11B as depicted), each silicon steel sheet 11A, 11B is provided with an axis hole 12A in the center, 12B, each silicon steel sheet 11A, 11B is in the axis hole 12A belonging to it, it surround the slotted eye (slotted eye 13 and slotted eye 14 as depicted) of configuration around 12B in preset space length provided with plural number, each silicon steel sheet 11A, 11B is another in the axis hole 12A belonging to it, 12B and slotted eye 13, zone leveling distributive plural between 14 is individual from riveting point 15.
Also, the two ends of body 10 unshakable in one's determination another fixed respectively one are communicated to the metal end ring 20 inside respectively silicon steel sheet 11A, 11B slotted eye 13,14；It is a feature of the present invention that：Respectively silicon steel sheet 11A, 11B is configured with the slotted eye (slotted eye 13 and slotted eye 14 as depicted) of at least two different lengths, and its with from the relative length of slotted eye 13 of riveting point 15 be relatively shorter than not with from the relative length of slotted eye 14 of riveting point 15.In principle, respective riveting point 15 can have any shape, depending on its length can be according to the design such as external diameter size or pattern of whole body 10 unshakable in one's determination, the chimeric strength of respective riveting point 15 must ensure that each silicon steel sheet 11A, 11B will not produce fin or the bad phenomenon such as crooked after storehouse；When implementing, it respectively should be at least 1mm from the width of riveting point 15 and be preferred.
According to this, total silicon steel sheet 11A, 11B of its body 10 unshakable in one's determination are using the packing interaction from riveting point 15, the firm cylindrical shape for being stacked into equivalent length, it is able to design using the slotted eye 13 and 14 of different length, avoid the limitation from riveting point 15, in the case where coiling parameter can not break through, through the shape for changing rotor slotted eye, increase the peak torque of motor.
Please coordinate simultaneously referring to figs. 1 to shown in Fig. 4, self-riveting motor rotor of the invention is unshakable in one's determination, in addition to axis hole 12A, the 12B connected between each silicon steel sheet 11A, 11B using body 10 unshakable in one's determination applies the heart axle M1 of motor to place for it；In the present embodiment, the self-riveting motor rotor wherein one end unshakable in one's determination is for the assembling end stretched into corresponding with the bearing M2 set by the motor that it is applied；The plural number is located at the silicon steel sheet 11A at assembling end axis hole 12A apertures, the axis hole 12B apertures relatively larger than other each silicon steel sheet 11A so that so that the bearing M2 correspondences set by motor go deep into body 10 unshakable in one's determination, help to reduce its motor volume applied.
The self-riveting motor rotor of the present invention is unshakable in one's determination, when implementing, between the described respectively silicon steel sheet 11A, 11B adjacent slot (between slotted eye 13 and slotted eye 13 as depicted, between slotted eye 14 and slotted eye 14, and between slotted eye 13 and slotted eye 14) distance be at least 1.0mm and be preferred, and in order to avoid each silicon steel sheet 11A, 11B are in punching process, from the bad phenomenon being broken between the slotted eye 13 relative with it of riveting point 15, respectively the distance between silicon steel sheet 11A, 11B slotted eye 13 relative with it from riveting point 15 is at least 0.5mm and is preferred；And, the described respectively silicon steel sheet 11A, 11B relative to the length of slotted eye 13 from riveting point 15 with not being preferred relative to being at least 1.5mm from the length difference of slotted eye 14 of riveting point 15.
Furthermore, to ensure in the die casting process of metal end ring 20, molten metal (aluminium liquid), which is filled, will not overflow or be ejected into after die casting in axis hole 12A, and the internal diameter and the plural number of the metal end ring 20 that should be located at assembling end are located at the distance between the silicon steel sheet 11A axis hole 12A at the assembling end at least 2mm and be preferred.
Certainly, self-riveting motor rotor is unshakable in one's determination, 1.0mm is at least with the distance between the described respectively silicon steel sheet 11A, 11B adjacent slot (between slotted eye 13 and slotted eye 13 as depicted, between slotted eye 14 and slotted eye 14, and between slotted eye 13 and slotted eye 14) again；The distance between the described respectively silicon steel sheet 11A, 11B slotted eye 13 relative with it from riveting point 15 is at least 0.5mm；The internal diameter of the metal end ring 20 that assembling end should be located at is located at the distance between the silicon steel sheet 11A axis hole 12A at the assembling end with the plural number and is at least 2mm；It is described to be respectively at least 1mm from the width of riveting point 15；And, not being rendered as relative to the length of slotted eye 13 from riveting point 15 with relative to the structure kenel for being at least 1.5mm from the length difference of slotted eye 14 of riveting point 15 for the described respectively silicon steel sheet 11A, 11B is good.
Furthermore, as shown in Figures 5 and 6, self-riveting motor rotor of the invention is unshakable in one's determination, when specific implementation, the slotted eye 13,14 of the respectively silicon steel sheet (only by taking silicon steel sheet 11B as an example) can be in scalloped profile as shown in Figure 5, or in as shown in Figure 6 by a fan-shaped profile for connecting a circle；And, do not take turns its slotted eye 13,14 contour shape why, described respectively silicon steel sheet (only by taking silicon steel sheet 11B as an example) further can always pass to the breach 131,141 at its silicon steel sheet 11B edges in the formation of each slotted eye 13,14 as shown in Figures 7 and 8.
Compared with conventional, prior art, disclosed herein self-riveting motor rotor it is unshakable in one's determination, the main slotted eye using different length is designed, avoid the limitation from riveting point, in the case where coiling parameter can not break through, through the shape for changing rotor slotted eye, increase the peak torque of motor.So as to relatively more positive, reliable means, lift its motor running efficiency applied, it is more conducive to reduce its motor volume applied.
Claims (11)
1. a kind of self-riveting motor rotor is unshakable in one's determination, with one by the stacked body unshakable in one's determination being bonded of plural silicon steel sheet, respectively the silicon steel sheet is provided with an axis hole in the center, respectively the silicon steel sheet surround the slotted eye of configuration around its axis hole provided with plural number in preset space length, respectively zone leveling distributive plural of the silicon steel sheet between its axis hole and slotted eye is from riveting point, and the body two ends unshakable in one's determination another fixed respectively one are communicated to the metal end ring inside the respectively slotted eye of the silicon steel sheet；It is characterized in that：
Respectively the silicon steel sheet is configured with the slotted eye of at least two different lengths, and respectively the silicon steel sheet with from the relative slotted eye length of riveting point be relatively shorter than not with from the relative slotted eye length of riveting point.
2. self-riveting motor rotor as claimed in claim 1 is unshakable in one's determination, it is characterised in that the self-riveting motor rotor wherein one end unshakable in one's determination is for the assembling end stretched into corresponding with the bearing set by the motor that it is applied；The plural number is located at the axis hole aperture of the silicon steel sheet at the assembling end, relatively larger than the axis hole aperture of other each silicon steel sheets.
3. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively the distance between adjacent slot of the silicon steel sheet is at least 1.0mm.
4. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively the distance between slotted eye relative with it from riveting point of the silicon steel sheet is at least 0.5mm.
5. self-riveting motor rotor as claimed in claim 2 is unshakable in one's determination, it is characterised in that the internal diameter and the plural number that should be located at the metal end ring for assembling end are located at the distance between the axis hole of silicon steel sheet at the assembling end and are at least 2mm.
6. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively should be at least 1mm from the width of riveting point.
7. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively the silicon steel sheet relative to the slotted eye length from riveting point with not being at least 1.5mm relative to the slotted eye length difference from riveting point.
8. self-riveting motor rotor as claimed in claim 2 is unshakable in one's determination, it is characterised in that respectively the distance between adjacent slot of the silicon steel sheet is at least 1.0mm；Respectively the distance between slotted eye relative with it from riveting point of the silicon steel sheet is at least 0.5mm；The perforation for being located at the metal end ring at assembling end is at least 2mm with the plural number positioned at the distance between the axis hole of silicon steel sheet at the assembling end；1mm respectively should be at least from the width of riveting point；The respectively silicon steel sheet relative to the slotted eye length from riveting point with relative to the slotted eye length difference from riveting point not being at least 1.5mm.
9. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively each slotted eye of the silicon steel sheet is in scalloped profile.
10. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively each slotted eye of the silicon steel sheet is in by the circular profile of a fan-shaped connection one.
11. self-riveting motor rotor as claimed in claim 1 or 2 is unshakable in one's determination, it is characterised in that respectively the silicon steel sheet forms the breach for always passing to its silicon steel sheet edge in each slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610143233.6A CN107196432A (en) | 2016-03-14 | 2016-03-14 | Self-riveting motor rotor is unshakable in one's determination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610143233.6A CN107196432A (en) | 2016-03-14 | 2016-03-14 | Self-riveting motor rotor is unshakable in one's determination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107196432A true CN107196432A (en) | 2017-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610143233.6A Pending CN107196432A (en) | 2016-03-14 | 2016-03-14 | Self-riveting motor rotor is unshakable in one's determination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107196432A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108364744A (en) * | 2018-03-21 | 2018-08-03 | 福安市启航自动化科技有限公司 | A kind of laminated core structure and its fastening method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1377115A (en) * | 1996-02-28 | 2002-10-30 | 株式会社日立制作所 | Two-pole turbine generator and rotor |
| CN101316055A (en) * | 2007-05-28 | 2008-12-03 | 株式会社东芝 | Rotor of a turbo generator and turbo generator |
| CN101752921A (en) * | 2008-12-17 | 2010-06-23 | 三星电子株式会社 | rotor for synchronous motor |
| CN201533199U (en) * | 2009-08-06 | 2010-07-21 | 浙江绍兴新星机电有限公司 | Electric machine stator and rotor for a refrigeration compressor |
| CN204992828U (en) * | 2015-09-02 | 2016-01-20 | 威灵（芜湖）电机制造有限公司 | A motor that is used for rotor of motor and has it |
-
2016
- 2016-03-14 CN CN201610143233.6A patent/CN107196432A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1377115A (en) * | 1996-02-28 | 2002-10-30 | 株式会社日立制作所 | Two-pole turbine generator and rotor |
| CN101316055A (en) * | 2007-05-28 | 2008-12-03 | 株式会社东芝 | Rotor of a turbo generator and turbo generator |
| CN101752921A (en) * | 2008-12-17 | 2010-06-23 | 三星电子株式会社 | rotor for synchronous motor |
| CN201533199U (en) * | 2009-08-06 | 2010-07-21 | 浙江绍兴新星机电有限公司 | Electric machine stator and rotor for a refrigeration compressor |
| CN204992828U (en) * | 2015-09-02 | 2016-01-20 | 威灵（芜湖）电机制造有限公司 | A motor that is used for rotor of motor and has it |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108364744A (en) * | 2018-03-21 | 2018-08-03 | 福安市启航自动化科技有限公司 | A kind of laminated core structure and its fastening method |
| CN108364744B (en) * | 2018-03-21 | 2021-05-14 | 福安市启航自动化科技有限公司 | Laminated iron core and fastening method thereof |
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Application publication date: 20170922 |