CN1728515A - The fixed structure of stator of decomposer - Google Patents
The fixed structure of stator of decomposer Download PDFInfo
- Publication number
- CN1728515A CN1728515A CN 200510087163 CN200510087163A CN1728515A CN 1728515 A CN1728515 A CN 1728515A CN 200510087163 CN200510087163 CN 200510087163 CN 200510087163 A CN200510087163 A CN 200510087163A CN 1728515 A CN1728515 A CN 1728515A
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- CN
- China
- Prior art keywords
- stator
- housing
- decomposer
- annular
- fixed
- 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 claims abstract description 12
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- Transmission And Conversion Of Sensor Element Output (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention provides a kind of fixed structure of stator of decomposer, it can be suppressed at required Min. with the increase or the magnetic field disorder of magnetic resistance in the iron core that takes place along with the increase of annular steel-sheet distortion in the decomposer stator or internal stress.The decomposer that can detect the anglec of rotation of rotating shaft (17) comprising: stator (13) is fixed on the housing (11); Rotor (19) is fixed on the rotating shaft (17) that is rotatably mounted on the described housing (11), and can rotate in stator (13).Stator (13) comprises the iron core (25) that stacked a plurality of annular stalloys (21) form, and only axially goes up and be provided with on a part of annular stalloy (21) of an annular stalloy side, a plurality of (21) along the lug boss (21a) of diameter to outer lug being arranged in this iron core (25).Stator (13) is fixed on the housing (11) with double-screw bolt (12) (securing member) at lug boss (21a).
Description
Technical field
The present invention relates to a kind of fixed structure of stator of decomposer.
Background technology
For example disclosed in following patent documentation 1 like that the stator of decomposer comprises stacked a plurality of annular stalloy and the iron core that constitutes and twine coil on this iron core, and this decomposer is installed on the fixture such as housing and is used.
Described patent documentation 1 is meant that the Japanese documentation spy opens flat 11-37795 communique.
In above-mentioned patent documentation 1 described stator, on a plurality of annular stalloy of all formation coils, be equipped with along lug boss of diameter outside (centrifugal direction) projection, thereby the securing member that uses the installing hole run through set on this jut (for example, screw, bolt etc.), this stator can be installed on the fixtures such as housing.
But, in above-mentioned patent documentation 1 described stator, because it is fastening and be installed on the fixture such as housing that all constitute the equal fastener of a plurality of annular stalloy of coils, so because fastening all annular stalloys that cause of securing member produce distortion, thereby the magnetic resistance on the coil may increase to the degree that can not ignore, perhaps because the fastening internal stress of all annular stalloys that causes of securing member becomes big, thereby the magnetic field disorder in the coil may increase to the degree that can not ignore, and the mis-behave that may cause this decomposer thus is to the degree that can not ignore.
Summary of the invention
The fixed structure of stator of a kind of decomposer that the present invention finishes in order to address the above problem just is characterized in that, this decomposer comprises: stator is fixed on the housing; Rotor, be fixed on the rotating shaft that is rotatably mounted on the described housing, and can in described stator, rotate, this decomposer can detect the anglec of rotation of described rotating shaft, in described decomposer, described stator comprises the iron core that stacked a plurality of annular stalloy forms, only be arranged in this iron core axially on be provided with along the lug boss of diameter on an a part of annular stalloys side, described a plurality of annular stalloys to outer lug, described stator is fixed on the described housing at described lug boss.
In fixed structure of stator according to decomposer of the present invention, owing to only on a part of annular stalloy of a plurality of annular stalloys that stator had, be provided with along the lug boss of diameter to outer lug, and stator is fixed on the described housing at described lug boss, so, when being fixed to stator on the housing, can deform on the annular stalloy of lug boss or the increase of internal stress although be provided with, on the annular stalloy it, can deform hardly or the increase of internal stress.Therefore, the magnetic resistance of the iron core that takes place along with the increase of the distortion of annular stalloy or internal stress can be increased or the magnetic field disorder is suppressed on the required Min., thereby can suppress the mis-behave of this decomposer.
In addition, when enforcement is of the present invention, also can on described lug boss and corresponding with it described housing, form the inserting hole that can insert securing member respectively, the inserting hole of at least one side in these inserting holes and described securing member can relatively move on the direction of rotation of described rotor, and described stator can be that the center rotates with respect to described housing with the pivot of described rotating shaft.At this moment, can under the state of the position of rotation of having adjusted the relative housing of stator, use securing member that this stator is fixed on the housing, thereby can improve the erectility of the relative housing of stator.
Description of drawings
Fig. 1 is the longitudinal section that has schematically illustrated an execution mode implementing decomposer of the present invention;
Fig. 2 watches the front elevation that concerns between stator shown in Figure 1 and the rotor from the right side of Fig. 1;
Fig. 3 is the figure that wants portion that watches housing shown in Figure 1 from the housing inboard.
Embodiment
Below, with reference to accompanying drawing, an embodiment of the invention are described.Fig. 1 shows and implements decomposer A of the present invention, this decomposer A comprises stator 13 and rotor 19, described stator 13 is fixed on the housing 11 by the double-screw bolt 12 as securing member, described rotor 19 also can be rotated with these rotating shaft 17 one by chimeric being fixed on the rotating shaft 17, thereby can in stator 13, rotate, described rotating shaft 17 rotatably is installed on the housing 17 by bearing 15, and the anglec of rotation of rotating shaft 17 can use known approaches (omitting explanation) to detect.
As depicted in figs. 1 and 2, stator 13 constitutes by stacked a plurality of annular stalloys 21 (for example, 14 thickness are the silicon steel sheet of 0.5mm), and comprises: iron core 25 is formed with a plurality of (ten) tooth portion 23 within it week; Resin strip portion 27, it is implemented to described unshakable in one's determination 25 each tooth portion 23 that covers; Coil 29 is positioned in the described resin strip portion 27, and is wound onto in each tooth portion 23, and this stator 13 is configured in the housing 11.
But, as depicted in figs. 1 and 2, in this embodiment, only in the part of a plurality of annular stalloys 21, (the sheet number can suitably increase and decrease promptly to be positioned at four of an axial side (right side of Fig. 1) of unshakable in one's determination 25, even a slice also can be implemented) annular stalloy 21 is provided with three along the lug boss 21a of diameter to outer lug, and these lug bosses 21a roughly equally spaced is provided with in a circumferential direction, thereby uses 3 double-screw bolts 12 that stator 13 is fixed on the housing 11 on each lug boss 21a.
In addition, in this embodiment, on housing 11, form 3 inserting hole 11a, these inserting holes 11a roughly equally spaced is provided with in a circumferential direction, be used for outside housing 11, inserting double-screw bolt 12, and on each lug boss 21a, be formed with inserting hole 21b, be used to insert the threaded portion 12a of double-screw bolt 12.As shown in Figure 3, being formed at the pivot O that each inserting hole 11a on the housing 11 is formed with rotating shaft 17 is the circular shape at center, portion within it, and double-screw bolt 12 can relatively move on the direction of rotation of rotor 19.
In addition, the inserting hole 21b that is formed on each lug boss 21a is round-shaped by forming towards edge processing (burring), thereby the threaded portion 12a of double-screw bolt 12 can be screwed into wherein screw fixed with it.By described structure, 3 double-screw bolts 12 that use is inserted by the inserting hole 11a that is formed on this housing 11 outside the housing 11, stator 13 fixing (fastening) can be unclamped (loosening) to housing 11 or from housing 11, and under the state that loosens double-screw bolt 12, stator 13 can be relative housing 11 rotations in center with the pivot O of rotating shaft 17.
In addition, as shown in Figure 2, in this embodiment, be formed with a lug boss 21c different on a plurality of annular stalloy 21 of each lug boss 21a being formed with each lug boss 21a, and be formed with engaging circular hole 21d on this lug boss 21c, be used to insert bar-shaped alignment jig 31 (referring to Fig. 3).In addition, as shown in Figure 3, correspondingly on housing 11, form anchor clamps inserting hole 11b, be used for outside housing 11, inserting bar-shaped alignment jig 31 with engaging circular hole 21d.
The pivot O that anchor clamps inserting hole 11 is formed with rotating shaft 17 is the circular shape at center, portion within it, and alignment jig 31 can relatively move on the direction of rotation of rotor 19.By described structure, be disposed at stators 13 in the housing 11 and can use the alignment jig 31 that inserts by the anchor clamps inserting hole 11b that is formed on this housing 11 outside the housing 11 to adjust position of rotation.
In present embodiment as constituted above, the part of a plurality of annular stalloy 21 that is had at stator 13 only, be that a plurality of annular stalloys 21 (four stalloys on Fig. 1 right side) are gone up setting along the lug boss 21a of diameter to outer lug, and on this lug boss 21a, use double-screw bolt 12 that stator 13 is fixed on the housing 11, therefore, when being fixed to stator 13 on the housing 11, although a plurality of annular stalloy 21 that is provided with lug boss 21a is deformed or internal stress increases, on other annular stalloy 21, can deform hardly or the increase of internal stress.Thus, the magnetic resistance of the iron core 5 that takes place along with the increase of the distortion of annular stalloy 21 or internal stress can be increased or the magnetic field disorder is suppressed at required Min., thereby can suppress the mis-behave of described decomposer A.
In addition, in the present embodiment, on lug boss 21a and its corresponding shell 11, form the inserting hole 21b and the 11a that can insert double-screw bolt 12 respectively, being formed at that inserting hole 11a on the housing 11 is formed is that pivot O with rotating shaft 17 is the circular shape at center, and portion within it, double-screw bolt 12 can relatively move on the direction of rotation of rotor 19, and relative housing 11 rotates thereby stator 13 can be the center with the pivot O of rotating shaft 17.Therefore, can regulate under the state of position of rotation of relative housing 11, use double-screw bolt 12 that this stator 13 is fixed on the housing 11, thereby can improve the erectility of stator 13 relative housings 11 at stator 13.
In addition, in the present embodiment, the double-screw bolt 12 that use is inserted by the inserting hole 11a that is formed on this housing 11 outside the housing 11, the stator 13 of configuration in the housing 11 can be fixed on the housing 11 or from housing 11 and unclamp, and under the state that loosens double-screw bolt 12, can use the alignment jig 31 that inserts by the anchor clamps inserting hole 11b that is formed on this housing 11 outside the housing 11 to regulate the position of rotation of stator 13.Therefore, for example during safeguarding after described decomposer A is installed, just can regulate the position of rotation of stator 13 relative housings 11, thereby can easily carry out described adjusting operation by the operation outside housing 11.
Having implemented threaded portion 12a with double-screw bolt 12 in the above-described embodiment directly is screwed into lug boss 21a and goes up structure among the inserting hole 21b that forms, but also can implement: promptly with following structure, replace double-screw bolt 12 to adopt bolt, the inserting hole 21b that lug boss 21a go up is formed is as the through hole that penetrates bolt, and nut is not pre-configured in revolvably the position of running through of bolt.In the case, can implement to make on the housing 11 formed inserting hole 11a for circular, and make inserting hole 21b that lug boss 21a go up to form for the pivot O with rotating shaft 17 is the structure of the circular shape at center, perhaps can also implement to make housing 11 and lug boss 21a to go up formed inserting hole 11a and inserting hole 21b is the structure of the circular shape at center for the pivot O with rotating shaft 17.
In addition, in the above-described embodiment, implemented to use the double-screw bolt 12 that inserts by the inserting hole 11a that is formed on this housing 11 outside the housing 11, the structure that the stators 13 that disposed in the housing 11 can be fixed on the housing 11 or unclamp from housing 11, but also can implement with following structure: promptly, use is fixed to the stators 13 that disposed in the housing 11 on the housing 11 or from housing 11 from the housing 11 interior double-screw bolts of installing 12 unclamps.In the case, implement with following structure: promptly, making lug boss 21a go up formed inserting hole 21b is the circular shape at center for the pivot O with rotating shaft 17, thereby the threaded portion of the double-screw bolt 12 of inserting interspersed through hole 21b is screwed in the housing 11.
In addition, in the above-described embodiment, be illustrated being fixed to the situations that stator 13 on the housing 11 is configured in the housing 11, but the stator 13 on being fixed to housing 11 is configured under the situation outside the housing 11, the present invention also can implement.
Claims (3)
1. the fixed structure of stator of a decomposer is characterized in that,
This decomposer comprises: stator is fixed on the housing; Rotor, be fixed on the rotating shaft that is rotatably mounted on the described housing, and can in described stator, rotate, this decomposer can detect the anglec of rotation of described rotating shaft, in described decomposer, described stator comprises the iron core that stacked a plurality of annular stalloy forms, only be arranged in this iron core axially on be provided with along the lug boss of diameter on an a part of annular stalloys side, described a plurality of annular stalloys to outer lug, described stator is fixed on the described housing at described lug boss.
2. the fixed structure of stator of decomposer as claimed in claim 1 is characterized in that,
On described lug boss and corresponding with it described housing, be formed with the inserting hole that can insert securing member respectively, the inserting hole of at least one side in these inserting holes and described securing member can relatively move on the direction of rotation of described rotor, and described stator can be that the center rotates with respect to described housing with the pivot of described rotating shaft.
3. the fixed structure of stator of decomposer as claimed in claim 2 is characterized in that,
Described stator arrangement is in described housing, and use the alignment jig outside described housing, insert by the anchor clamps inserting hole that is formed on this housing, the scalable position of rotation, and use the securing member from described housing outside, insert by the described inserting hole that is formed on this housing, can carry out described stator fixing and unclamp on described housing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004223281A JP4613544B2 (en) | 2004-07-30 | 2004-07-30 | Resolver stator fixing structure |
| JP223281/2004 | 2004-07-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1728515A true CN1728515A (en) | 2006-02-01 |
| CN100530908C CN100530908C (en) | 2009-08-19 |
Family
ID=35903943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100871639A Expired - Fee Related CN100530908C (en) | 2004-07-30 | 2005-07-27 | Stator fixture structure of decomposer |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4613544B2 (en) |
| CN (1) | CN100530908C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684352A (en) * | 2011-03-16 | 2012-09-19 | 株式会社安川电机 | Rotating electrical machine |
| CN102687376A (en) * | 2009-12-24 | 2012-09-19 | 丰田自动车株式会社 | Motor rotor and method for manufacturing motor rotor |
| CN102742123A (en) * | 2009-12-16 | 2012-10-17 | 罗伯特·博世有限公司 | Motor |
| CN106712428A (en) * | 2017-01-16 | 2017-05-24 | 上海世昱电子技术有限公司 | Rotary transformer and rotation body with same |
| CN108092465A (en) * | 2016-11-23 | 2018-05-29 | 现代自动车株式会社 | The mounting structure of the rotary transformer of motor |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4808421B2 (en) * | 2005-03-03 | 2011-11-02 | 本田技研工業株式会社 | Resolver and vehicle steering system |
| JP6191097B2 (en) * | 2012-03-16 | 2017-09-06 | 株式会社ジェイテクト | Torque sensor stator |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5940730Y2 (en) * | 1977-09-13 | 1984-11-20 | 松下冷機株式会社 | solenoid |
| JPS63212805A (en) * | 1987-03-02 | 1988-09-05 | Mitsubishi Kasei Corp | Measuring apparatus of rotational angle |
| JPH0174520U (en) * | 1987-11-05 | 1989-05-19 | ||
| JPH0670467U (en) * | 1993-03-10 | 1994-09-30 | 神鋼電機株式会社 | Rotation detector |
| JP3432387B2 (en) * | 1997-03-27 | 2003-08-04 | 三菱電機株式会社 | Laminated core |
| JP2002295500A (en) * | 2001-03-29 | 2002-10-09 | Aisin Aw Co Ltd | Detent device |
| JP3739720B2 (en) * | 2002-04-16 | 2006-01-25 | 本田技研工業株式会社 | Winding connection structure and winding connection method |
| JP3783667B2 (en) * | 2002-08-06 | 2006-06-07 | 三菱電機株式会社 | Rotating electrical machine and positioning method and positioning device for rotational position sensor thereof |
-
2004
- 2004-07-30 JP JP2004223281A patent/JP4613544B2/en not_active Expired - Fee Related
-
2005
- 2005-07-27 CN CNB2005100871639A patent/CN100530908C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102742123A (en) * | 2009-12-16 | 2012-10-17 | 罗伯特·博世有限公司 | Motor |
| CN102687376A (en) * | 2009-12-24 | 2012-09-19 | 丰田自动车株式会社 | Motor rotor and method for manufacturing motor rotor |
| CN102687376B (en) * | 2009-12-24 | 2014-10-15 | 丰田自动车株式会社 | Motor rotor and method for manufacturing motor rotor |
| CN102684352A (en) * | 2011-03-16 | 2012-09-19 | 株式会社安川电机 | Rotating electrical machine |
| CN102684352B (en) * | 2011-03-16 | 2014-07-30 | 株式会社安川电机 | Rotating electrical machine |
| CN108092465A (en) * | 2016-11-23 | 2018-05-29 | 现代自动车株式会社 | The mounting structure of the rotary transformer of motor |
| CN108092465B (en) * | 2016-11-23 | 2022-01-04 | 现代自动车株式会社 | Mounting structure of rotary transformer of motor |
| CN106712428A (en) * | 2017-01-16 | 2017-05-24 | 上海世昱电子技术有限公司 | Rotary transformer and rotation body with same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4613544B2 (en) | 2011-01-19 |
| CN100530908C (en) | 2009-08-19 |
| JP2006038808A (en) | 2006-02-09 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20180727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |