JP2003284270A - Stator for motor and manufacturing method therefor - Google Patents
Stator for motor and manufacturing method thereforInfo
- Publication number
- JP2003284270A JP2003284270A JP2002082778A JP2002082778A JP2003284270A JP 2003284270 A JP2003284270 A JP 2003284270A JP 2002082778 A JP2002082778 A JP 2002082778A JP 2002082778 A JP2002082778 A JP 2002082778A JP 2003284270 A JP2003284270 A JP 2003284270A
- Authority
- JP
- Japan
- Prior art keywords
- stator
- core
- stator core
- electric motor
- yoke portion
- 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
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/304—Arrangements or adaptations of electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、鉄心ヨーク部と鉄
心歯部を有する固定子鉄心とその上に巻回されたコイル
を有する電動機の固定子の構造とその製造方法に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a stator of an electric motor having a stator core having a core yoke portion and a core tooth portion and a coil wound on the stator core, and a method of manufacturing the same.
【０００２】[0002]
【従来の技術】従来の電動機では、インサート成型等に
より固定子鉄心の上に形成せられた絶縁樹脂製の被覆部
材や固定子鉄心の鉄心ヨーク部の一部に洗濯機などの外
部機器への取付のための取付孔が形成せられた取付部を
利用し、固定子鉄心に巻線を施す際などには、この取付
孔もしくは取付部全体を保持することによって固定子鉄
心を巻線機に固持し、それによって鉄心歯部への巻線を
実施していた。2. Description of the Related Art In a conventional electric motor, a cover member made of an insulating resin formed on a stator core by insert molding or the like, and a part of an iron core yoke portion of the stator core are connected to an external device such as a washing machine. When using a mounting part with mounting holes for mounting, when winding the stator core, etc., hold the mounting hole or the entire mounting part so that the stator core can be used as a winding machine. It was held firmly, and the winding to the tooth portion of the iron core was carried out accordingly.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、絶縁樹
脂製の被覆部材の一部に設けられた取付孔もしくは取付
部で固定子鉄心を固持する場合には、樹脂の強度上の問
題があるので、取付部全体の形状を大きくしたり個数を
増やしたりする必要があった。また、鉄心ヨーク部の一
部に取付孔を形成するためには、メインの磁路の部分を
避けて設ける必要があり、その分ヨーク部の形状が大き
くなるので鉄心材料が余分に必要であり重量も重くなる
という問題があった。However, when the stator core is fixed in the mounting hole or the mounting portion provided in a part of the insulating resin covering member, there is a problem in the strength of the resin. It was necessary to increase the overall shape of the mounting part or increase the number of parts. Further, in order to form the mounting hole in a part of the iron core yoke portion, it is necessary to avoid the main magnetic path portion, and since the yoke portion becomes larger by that amount, extra iron core material is required. There was a problem that the weight became heavy.
【０００４】本発明は、上記に鑑みてなされたものであ
り、その目的は、固定子鉄心の形状に簡単な工夫を加え
ることによって、樹脂部の強度を強くしたりヨーク部の
形状を大きくしたりすることなく、巻線時に、固定子鉄
心を容易に確実に固持する構造および方法を提供するも
のである。The present invention has been made in view of the above, and an object thereof is to increase the strength of the resin portion or increase the shape of the yoke portion by adding a simple device to the shape of the stator core. The present invention provides a structure and method for easily and surely holding the stator core during winding without causing any trouble.
【０００５】[0005]
【課題を解決するための手段】本発明は、環状の鉄心ヨ
ーク部とこの鉄心ヨーク部全周に複数個配設せられた鉄
心歯部とを有する固定子鉄心と、この鉄心歯部に巻かれ
るコイルとを備えた電動機の固定子において、前記鉄心
ヨーク部に、鉄心歯部とは径方向反対側に伸びる複数個
の凸状突起が形成されていることを特徴とする電動機の
固定子である。According to the present invention, there is provided a stator core having an annular core yoke portion and a plurality of core tooth portions arranged all around the core yoke portion, and a stator core wound around the core tooth portion. In a stator of an electric motor having a coil to be struck, a stator of the electric motor, characterized in that the iron core yoke portion is formed with a plurality of convex protrusions extending radially opposite to the iron core tooth portion. is there.
【０００６】また、本発明は、上記に加えて、前記固定
子鉄心が円周方向にヨーク部で連結せられる複数個のセ
グメントからなり、各セグメントには少なくとも１個の
凸状突起が形成せられていることを特徴とする電動機の
固定子である。According to the present invention, in addition to the above, the stator core is composed of a plurality of segments which are circumferentially connected by a yoke portion, and each segment is provided with at least one convex protrusion. It is a stator of an electric motor characterized in that
【０００７】また、本発明は、上記に加えて、前記固定
子鉄心がアウターロータタイプであることを特徴とする
電動機の固定子である。In addition to the above, the present invention is a stator for an electric motor, wherein the stator core is an outer rotor type.
【０００８】また、本発明は、上記に加えて、コイルが
鉄心歯部に集中巻きされていることを特徴とする電動機
の固定子である。In addition to the above, the present invention is a stator for an electric motor, wherein a coil is concentratedly wound around an iron core tooth portion.
【０００９】これら発明に従えば、巻線機により固定子
鉄心に巻線を実施する際などに、この凸状突起を対応す
る係合部に係合させることによって、固定子鉄心を容易
且つ堅固に固持することができるので、絶縁樹脂製の被
覆部材や鉄心ヨーク部の一部に設けられた外部機器への
取付孔や取付孔が形成せられた取付部そのものを保持す
る必要がなくなる。そのため、強度を増すために絶縁樹
脂製の取付部の形状を大きくしたり個数を増やしたりす
る必要が無く、又鉄心ヨーク部の一部に設けた取付孔を
利用するために、鉄心ヨーク部の形状を大きくしたりし
て、鉄心重量を増加させることもなくなる。According to these inventions, when the stator iron core is wound by the winding machine, the convex protrusions are engaged with the corresponding engaging portions to make the stator iron core easy and firm. Therefore, it is not necessary to hold a cover member made of an insulating resin, an attachment hole for an external device provided in a part of the iron core yoke portion, or an attachment portion itself having the attachment hole formed therein. Therefore, it is not necessary to increase the size or the number of the insulating resin mounting portions in order to increase the strength, and in order to use the mounting holes provided in a part of the iron yoke portion, There is no need to increase the weight of the iron core by enlarging the shape.
【００１０】更に、ヨーク部で複数個のセグメントを連
結して構成する分割方式の固定子鉄心の場合にも、上記
と同様の効果を期待することができる。また、この分割
方式の固定子鉄心の場合、別の効果として、各セグメン
トに少なくとも１個の凸状突起が形成せられているの
で、金型内に固定子鉄心を設置して固定子鉄心の表面に
絶縁樹脂製の被覆部材を形成するインサート成型の際
に、各セグメントの凸状突起をインサート成型金型の凹
状係合部に係合させることによって、各セグメントの周
方向の位置決め固定を、確実に簡単な構造でなすことが
できる。Further, in the case of a split type stator core having a yoke portion connecting a plurality of segments, the same effect as described above can be expected. Further, in the case of this split type stator core, as another effect, since at least one convex projection is formed in each segment, the stator core is installed in the mold and the stator core During insert molding to form a covering member made of an insulating resin on the surface, by engaging the convex projections of each segment with the concave engaging portions of the insert molding die, positioning and fixing in the circumferential direction of each segment, It can be surely made with a simple structure.
【００１１】更に、固定子鉄心がアウターロータタイプ
である場合、巻線実施時の固定子鉄心の固持部が鉄心ヨ
ーク部の内周側になるので、インナーロータタイプで鉄
心ヨーク部の外周側を固持する場合と比較すると、同じ
回転方向トルクを発生するために必要な力が大きくな
る。従って、絶縁樹脂製の部材に設けられた取付孔や取
付部を利用する場合には、インナーロータタイプに比べ
てより強度を増す必要があるので、本発明を実施する効
果も当然大きくなる。Further, when the stator iron core is of the outer rotor type, the fixed portion of the stator iron core when the winding is carried out is on the inner peripheral side of the iron core yoke portion. The force required to generate the same torque in the rotation direction is larger than that in the case of sticking. Therefore, when the mounting hole or the mounting portion provided in the member made of the insulating resin is used, it is necessary to further increase the strength as compared with the inner rotor type, and the effect of carrying out the present invention is naturally large.
【００１２】更に、コイルが集中巻きされる場合には、
固定子鉄心を一磁極ピッチの小さい振れ幅で周方向に高
速度で揺動させる必要があり、そのために、固定子鉄心
の固持部にかかる加速度も大きいものとなるので、上記
同様に、本発明の実施効果が大きい。Furthermore, when the coil is concentratedly wound,
It is necessary to oscillate the stator core at a high speed in the circumferential direction with a small swing width of one magnetic pole pitch, and therefore, the acceleration applied to the holding portion of the stator core also becomes large. The implementation effect of is large.
【００１３】また、本発明は、固定子鉄心の周方向の揺
動並びに電線供給ノズルの固定子軸方向及び固定子鉄心
に向かう前後方向の揺動との協動により鉄心歯部に巻線
がなされる固定子の製造方法であって、前記凸状突起が
巻線機の固定子鉄心支持ジグの凹状係合部に係合するこ
とにより固定子鉄心が固持され、それによって固定子鉄
心の周方向の揺動がなされることを特徴とする電動機の
固定子の製造方法である。Further, according to the present invention, the winding is formed in the core tooth portion in cooperation with the circumferential swing of the stator core and the swing of the wire supply nozzle in the axial direction of the stator and in the longitudinal direction toward the stator core. A method of manufacturing a stator, wherein the convex projection is engaged with a concave engaging portion of a stator core supporting jig of a winding machine, whereby the stator core is fixed, whereby the circumference of the stator core is fixed. A method for manufacturing a stator of an electric motor, which is characterized by swinging in a direction.
【００１４】本発明に従えば、第一に記載した理由と同
様に、固定子鉄心へ巻線を実施する際に、この凸状突起
を対応する係合部に係合させることによって、固定子鉄
心を容易且つ堅固に固持することができるので、絶縁樹
脂製の被覆部材や鉄心ヨーク部の一部に設けられた外部
機器への取付孔や取付孔が形成せられた取付部そのもの
を保持する必要がなくなる。そのため、強度を増すため
に絶縁樹脂製の取付部の形状を大きくしたり個数を増や
したりする必要が無く、又鉄心ヨーク部の一部に設けた
取付孔を利用するために、鉄心ヨーク部の形状を大きく
したりして、鉄心重量を増加させることもなくなる。According to the present invention, for the same reason as described in the first aspect, when the winding is carried out on the stator core, the convex protrusions are engaged with the corresponding engaging portions to thereby fix the stator. Since the iron core can be easily and firmly held, the insulating resin covering member, the mounting hole to the external device provided in a part of the iron core yoke part, or the mounting part itself having the mounting hole formed therein is held. There is no need. Therefore, it is not necessary to increase the size or the number of the insulating resin mounting portions in order to increase the strength, and in order to use the mounting holes provided in a part of the iron yoke portion, There is no need to increase the weight of the iron core by enlarging the shape.
【００１５】[0015]
【発明の実施の形態】以下、本発明の実施例を図１乃至
図８に基づいて詳細に説明する。なお、実施例において
は、本発明をアウターロータ形直流ブラシレスモータの
固定子に適用した例を示すが、本発明の適用範囲はこれ
に限定されるものではない。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below in detail with reference to FIGS. In addition, in the embodiment, an example in which the present invention is applied to a stator of an outer rotor type DC brushless motor is shown, but the applicable range of the present invention is not limited to this.
【００１６】 図１に示されるのは、本発明の実施例に
おける固定子１０の全体構成を示す上面図、図２は図１
のA−A断面図である。本実施例の場合、アウターロータ
形であるので、ヨークから径方向内方に６個の凸状突起
７０を設けた例を示している。図示しないが、固定子１
０の外周には永久磁石を固定子１０に対向する向きに配
設せられた回転子があって、固定子１０と一対になっ
て、アウターロータ形ブラシレスモータを構成してい
る。コイル５０は、Ｕ、Ｖ、Ｗの３相コイルが、本実施
例の場合、それぞれ１２組に分割されて、この被覆部材
４０の上から各鉄心歯部２０ａに巻回され、それらが直
列に接続されて全体の３相巻線を構成している。図中７
０に示されるのが、凸状突起である。巻線機で巻線を実
施する際には、固定子鉄心２０は、この凸状突起７０
を、後に図７、図８で説明する巻線機の固定子鉄心支持
ジグ９０の凹状係合部９２に係合した形で固持され、周
方向の回転力はこの凸状突起７０を経由して伝えられ
る。FIG. 1 is a top view showing the overall structure of the stator 10 according to the embodiment of the present invention, and FIG. 2 is shown in FIG.
FIG. 6 is a sectional view taken along line AA of FIG. In the case of the present embodiment, since it is the outer rotor type, an example in which six convex protrusions 70 are provided radially inward from the yoke is shown. Stator 1 (not shown)
On the outer periphery of 0, there is a rotor in which permanent magnets are arranged so as to face the stator 10, and the rotor is paired with the stator 10 to form an outer rotor type brushless motor. In the case of the present embodiment, the coil 50 is divided into 12 sets of three-phase coils of U, V and W, and each set is wound around each iron core tooth portion 20a from above the covering member 40, and they are connected in series. They are connected to form the entire three-phase winding. 7 in the figure
Shown at 0 are convex protrusions. When the winding is performed by the winding machine, the stator core 20 is provided with the convex protrusions 70
Is engaged with the concave engaging portion 92 of the stator core supporting jig 90 of the winding machine, which will be described later with reference to FIGS. 7 and 8, and the rotational force in the circumferential direction passes through the convex protrusion 70. Is transmitted.
【００１７】図３は、本発明の第1の実施例における固
定子鉄心の上面図である。先の図２及び本図に示される
ように、固定子鉄心は、円環状の鉄心ヨーク部２０ｂと
鉄心ヨーク部２０ｂから径方向外方に複数個突設された
鉄心歯部２０ａからなり、これらは打抜加工せられた珪
素鋼鈑の薄板を積層して形成せられている。更に、鉄心
ヨーク部２０ｂには、鉄心歯部２０ａとは径方向反対側
に伸びる複数個の凸状突起７０が形成されている。FIG. 3 is a top view of the stator core according to the first embodiment of the present invention. As shown in FIG. 2 and this figure, the stator core is composed of an annular core yoke portion 20b and a plurality of core tooth portions 20a radially outwardly protruding from the core yoke portion 20b. Is formed by stacking punched silicon steel sheets. Further, the iron core yoke portion 20b is formed with a plurality of convex projections 70 extending radially opposite to the iron core tooth portion 20a.
【００１８】図４は、本発明の第２の実施例における固
定子鉄心の上面図である。本図に示されるように、この
場合の固定子鉄心２０は、円周方向にヨーク部２０ｂで
連結せられる複数個のセグメント３０からなり、各セグ
メント３０には少なくとも１個の凸状突起７０が形成せ
られている。なお、インサート成型の際、インサート成
型用金型は、各セグメント３０の凸状突起７０に対応す
る凹状係合部を有していて、各セグメント毎にその周方
向の位置決め固定を確実に行うことが出来る。FIG. 4 is a top view of a stator core according to the second embodiment of the present invention. As shown in this figure, the stator core 20 in this case is composed of a plurality of segments 30 which are connected to each other by a yoke portion 20b in the circumferential direction, and each segment 30 has at least one convex protrusion 70. Has been formed. At the time of insert molding, the insert molding die has a concave engaging portion corresponding to the convex protrusion 70 of each segment 30, and the positioning and fixing in the circumferential direction of each segment must be performed reliably. Can be done.
【００１９】図５は、本発明の実施例における固定子の
巻線実装前の部分上面図である。固定子鉄心２０は、イ
ンサート成型等により、鉄心歯部２０ａの外周面と凸状
突起７０の部分を除いたほぼ全面を、絶縁樹脂製の被覆
部材４０で覆う工程を経た後に、本図に示す形状で、被
覆部材４０を介して鉄心歯部２０ａへの巻線を実施され
る。FIG. 5 is a partial top view of the stator according to the embodiment of the present invention before winding mounting. The stator core 20 is shown in this figure after a step of covering the outer peripheral surface of the core tooth portion 20a and the convex protrusion 70 with an insulating resin covering member 40 by insert molding or the like. In the shape, winding is performed on the iron core tooth portion 20a through the covering member 40.
【００２０】図６は、本発明の製造方法により、固定子
に巻線を実施する時の、固定子と巻線機各部の配置構成
及び動作を説明するための図面である。固定子鉄心２０
は、インサート成型等の工程を経た後、本図に示す固定
子鉄心支持ジグ９０上に載置せられる。巻線時の各部の
動作を説明すると、この固定子鉄心支持ジグ９０は、図
示しない回転駆動装置によって周方向に揺動せられ、電
線供給ノズル８０は、図示しない固定子軸方向駆動装置
によって固定子軸方向に揺動されると同時に、同じく図
示しない前後駆動装置によって固定子鉄心２０に向かう
前後方向に揺動せられる。これら３方向の揺動の協動に
よって固定子鉄心２０の鉄心歯部２０ａに巻線が実施さ
れる。電線供給ノズル８０は、通常は、コイル５０の相
数分並列に設置され、各相の巻線が同時に実施される。
本実施例の場合は３相コイルであるので、図示しない
が、３個の電線供給ノズル８０が併置せられている。FIG. 6 is a view for explaining the arrangement and operation of the stator and each part of the winding machine when winding the stator by the manufacturing method of the present invention. Stator core 20
After being subjected to steps such as insert molding, it is placed on the stator core support jig 90 shown in this figure. The operation of each part during winding will be described. The stator core support jig 90 is oscillated in the circumferential direction by a rotation driving device (not shown), and the wire supply nozzle 80 is fixed by a stator axial driving device (not shown). At the same time as it is swung in the child shaft direction, it is also swung in the front-rear direction toward the stator core 20 by a front-rear driving device (not shown). Winding is carried out on the core tooth portion 20a of the stator core 20 by the cooperation of the swings in these three directions. The electric wire supply nozzles 80 are usually installed in parallel for the number of phases of the coil 50, and winding of each phase is carried out simultaneously.
In the case of this embodiment, since it is a three-phase coil, although not shown, three electric wire supply nozzles 80 are arranged side by side.
【００２１】図７は、同じく、巻線を実施するために、
固定子を固定子鉄心支持ジグ９０の上に載置した時の配
置構成を示す上面図である。本図に示すように、固定子
鉄心２０の凸状突起７０は、巻線機の固定子鉄心支持ジ
グ９０の凹状係合部９２に係合され固定子鉄心２０が固
持される。固定子鉄心支持ジグ９０の周方向の回転力
は、凹状係合部９２から固定子鉄心２０の凸状突起７０
に伝達せられ、固定子鉄心２０の周方向の揺動がなされ
るFIG. 7 also shows that to implement the windings,
It is a top view which shows an arrangement structure when the stator is mounted on the stator core support jig 90. As shown in the figure, the convex protrusions 70 of the stator core 20 are engaged with the concave engagement portions 92 of the stator core support jig 90 of the winding machine so that the stator core 20 is fixed. The rotating force of the stator core supporting jig 90 in the circumferential direction is generated from the concave engaging portion 92 to the convex protrusion 70 of the stator core 20.
And the stator core 20 is oscillated in the circumferential direction.
【００２２】図８は、本発明の製造方法における固定子
鉄心支持ジグ９０の斜視図である。固定子鉄心２０は、
凸状突起７０を固定子鉄心支持ジグ９０の凹状係合部９
２に係合する状態にて、固定子鉄心支持ジグ９０の下部
の歯車形状の台座の上に載置せられる。FIG. 8 is a perspective view of a stator core supporting jig 90 in the manufacturing method of the present invention. The stator core 20 is
The convex protrusion 70 is used as the concave engaging portion 9 of the stator core supporting jig 90.
In a state in which the stator core supporting jig 90 is engaged with the stator core support jig 2, the stator core supporting jig 90 is mounted on a gear-shaped pedestal.
【００２３】なお、本実施例の場合、凸状突起７０断面
は矩形形状のものを示しているが、この断面形状は台
形、半円形、楕円型など固定子鉄心２０を固持して、巻
線時の固定子鉄心支持ジグ９０からの周方向の回転駆動
力を伝達できる強度を有するものであれば形状を問わな
い。また、この凸状突起７０の大きさは、本実施例のも
のでは、周方向の幅が約５ｍｍ、径方向の厚みが約３ｍ
ｍである。機械的な強度の点および係合の容易さを考慮
して、それぞれ幅で３〜２０ｍｍ、厚みで２〜１０ｍｍ
程度であることが望ましい。In the present embodiment, the convex projection 70 has a rectangular cross section, but this cross sectional shape is trapezoidal, semicircular, elliptical, or the like, and the stator core 20 is fixed to the winding. Any shape may be used as long as it has a strength capable of transmitting the rotational driving force in the circumferential direction from the stator core supporting jig 90 at that time. In the present embodiment, the size of the convex protrusion 70 is about 5 mm in the width in the circumferential direction and about 3 m in the thickness in the radial direction.
m. In consideration of mechanical strength and ease of engagement, the width is 3 to 20 mm and the thickness is 2 to 10 mm.
It is desirable that it is a degree.
【００２４】[0024]
【発明の効果】以上述べたように、本発明によれば、巻
線時の固定子鉄心への回転駆動力を、鉄心ヨーク部に形
成した小さな凸状突起を介して伝えることができるの
で、従来技術のように、絶縁樹脂製の部材の一部に設け
られた取付孔もしくは取付部を利用するために取付部全
体の形状を大きくしたり個数を増やしたりする必要が無
く、また、鉄心ヨーク部に設けた取付孔を利用するため
にヨーク部の形状を大きくする必要もない。この結果、
ヨークの形状に簡単な工夫を加えることによって、装置
の一層の小型、軽量化を図ることが可能となった。。As described above, according to the present invention, the rotational driving force applied to the stator core during winding can be transmitted through the small convex protrusion formed on the core yoke. Unlike the prior art, it is not necessary to increase the overall shape of the mounting portion or increase the number of the mounting portions because the mounting hole or the mounting portion provided in a part of the insulating resin member is used. It is not necessary to enlarge the shape of the yoke portion because the mounting hole provided in the portion is used. As a result,
By adding a simple device to the shape of the yoke, it has become possible to further reduce the size and weight of the device. .
【図１】実施例における固定子の上面図FIG. 1 is a top view of a stator according to an embodiment.
【図２】図１のA−A断面図FIG. 2 is a sectional view taken along line AA of FIG.
【図３】実施例における固定子鉄心上面図FIG. 3 is a top view of the stator core according to the embodiment.
【図４】別の実施例における固定子鉄心上面図FIG. 4 is a top view of a stator core according to another embodiment.
【図５】実施例における固定子の巻線実装前の部分上面
図FIG. 5 is a partial top view of the stator before mounting the winding wire in the embodiment.
【図６】本発明の製造方法により固定子に巻線を実施す
る時の、固定子と巻線機各部の配置構成及び動作を説明
するための図面FIG. 6 is a view for explaining the arrangement and operation of the stator and each part of the winding machine when winding is performed on the stator by the manufacturing method of the present invention.
【図７】本発明の製造方法において、固定子を鉄心支持
ジグに載置した時の上面図FIG. 7 is a top view when the stator is placed on the iron core support jig in the manufacturing method of the present invention.
【図８】固定子鉄心支持ジグの斜視図FIG. 8 is a perspective view of a stator core support jig.
１０：固定子 ２０：固定子鉄心 ２０ａ：鉄心歯部 ２０ｂ：鉄心ヨーク部 ３０：セグメント ４０：絶縁樹脂製の被覆部材 ５０：コイル ６０：取付部 ６２：取付孔 ７０：凸状突起 ８０：電線供給ノズル ８２：線材 ９０：固定子鉄心支持ジグ ９２：凹状係合部 10: Stator 20: Stator core 20a: Iron core tooth part 20b: Iron core yoke 30: Segment 40: Cover member made of insulating resin 50: coil 60: Mounting part 62: Mounting hole 70: convex protrusion 80: Electric wire supply nozzle 82: Wire material 90: Stator core support jig 92: concave engaging portion
Claims (5)
ク部全周に複数個配設せられた鉄心歯部２０ａとを有す
る固定子鉄心２０と、前記鉄心歯部２０ａに巻かれるコ
イル５０とを備えた電動機の固定子１０において、 前記鉄心ヨーク部２０ｂに、鉄心歯部２０ａとは径方向
反対側に伸びる複数個の凸状突起７０が形成されている
ことを特徴とする電動機の固定子。1. A stator core 20 having an annular core yoke portion 20b and a plurality of core tooth portions 20a arranged all around the core yoke portion, and a coil 50 wound around the core tooth portion 20a. In the stator 10 of the electric motor, the stator of the electric motor is characterized in that the iron core yoke portion 20b is formed with a plurality of convex protrusions 70 extending radially opposite to the iron core tooth portion 20a. .
部２０ｂで連結せられる複数個のセグメント３０からな
り、各セグメント３０には少なくとも１個の凸状突起７
０が形成せられていることを特徴とする請求項１記載の
電動機の固定子。2. The stator core 20 is composed of a plurality of segments 30 connected by a yoke portion 20b in the circumferential direction, and each segment 30 has at least one convex projection 7.
The stator of the electric motor according to claim 1, wherein 0 is formed.
あることを特徴とする請求項１又は２記載の電動機の固
定子。3. The stator for an electric motor according to claim 1, wherein the stator core 20 is an outer rotor type.
れていることを特徴とする請求項１又は２又は３記載の
電動機の固定子。4. The stator for an electric motor according to claim 1, wherein the coil 50 is concentratedly wound around the iron core tooth portion 20a.
供給ノズル８０の固定子軸方向及び固定子鉄心２０に向
かう前後方向の揺動との協動により鉄心歯部２０ａに巻
線がなされる固定子１０の製造方法であって、請求項１
または請求項２に記載した凸状突起７０が巻線機の固定
子鉄心支持ジグ９０の凹状係合部９２に係合することに
より固定子鉄心２０が固持され、それによって固定子鉄
心２０の周方向の揺動がなされることを特徴とする電動
機の固定子の製造方法。5. The winding is provided on the iron core tooth portion 20a in cooperation with the swinging of the stator core 20 in the circumferential direction and the swinging of the electric wire supply nozzle 80 in the stator axial direction and in the front-back direction toward the stator core 20. A method of manufacturing a stator 10 to be performed, comprising:
Alternatively, the convex projection 70 according to claim 2 is engaged with the concave engaging portion 92 of the stator core supporting jig 90 of the winding machine, so that the stator core 20 is firmly held, whereby the circumference of the stator core 20 is fixed. A method for manufacturing a stator of an electric motor, which is characterized by oscillating in a direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002082778A JP4119661B2 (en) | 2002-03-25 | 2002-03-25 | Electric motor stator and method of manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002082778A JP4119661B2 (en) | 2002-03-25 | 2002-03-25 | Electric motor stator and method of manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003284270A true JP2003284270A (en) | 2003-10-03 |
| JP4119661B2 JP4119661B2 (en) | 2008-07-16 |
Family
ID=29230833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002082778A Expired - Fee Related JP4119661B2 (en) | 2002-03-25 | 2002-03-25 | Electric motor stator and method of manufacturing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4119661B2 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005084142A2 (en) * | 2004-03-03 | 2005-09-15 | Lg Electronics Inc. | Structure of helical core and method for manufacturing the same |
| JP2007129865A (en) * | 2005-11-07 | 2007-05-24 | Nishishiba Electric Co Ltd | Rotating electric machine |
| JP2009071983A (en) * | 2007-09-13 | 2009-04-02 | Toyo Denso Co Ltd | Split-core assembly device, split-core assembly method, and winding method |
| JP2011234465A (en) * | 2010-04-26 | 2011-11-17 | Nittoku Eng Co Ltd | Coiling device of wire rod |
| CN105281445A (en) * | 2014-06-04 | 2016-01-27 | 建准电机工业股份有限公司 | Motor stator |
| CN105610249A (en) * | 2016-02-16 | 2016-05-25 | 锦州市和兴模具有限公司 | Convex wound motor core and manufacturing method thereof |
| CN105634154A (en) * | 2016-02-16 | 2016-06-01 | 锦州市和兴模具有限公司 | Internal convex differential-complementing type motor iron core and manufacturing method therefor |
| CN108808926A (en) * | 2018-06-01 | 2018-11-13 | 重庆凯邦电机有限公司 | Stator skeleton, motor stator component, motor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534975B (en) * | 2020-05-09 | 2022-08-02 | 无锡小天鹅电器有限公司 | Stator, motor and clothes treatment equipment |
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2002
- 2002-03-25 JP JP2002082778A patent/JP4119661B2/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005084142A2 (en) * | 2004-03-03 | 2005-09-15 | Lg Electronics Inc. | Structure of helical core and method for manufacturing the same |
| WO2005084142A3 (en) * | 2004-03-03 | 2005-11-17 | Lg Electronics Inc | Structure of helical core and method for manufacturing the same |
| JP2007129865A (en) * | 2005-11-07 | 2007-05-24 | Nishishiba Electric Co Ltd | Rotating electric machine |
| JP2009071983A (en) * | 2007-09-13 | 2009-04-02 | Toyo Denso Co Ltd | Split-core assembly device, split-core assembly method, and winding method |
| JP2011234465A (en) * | 2010-04-26 | 2011-11-17 | Nittoku Eng Co Ltd | Coiling device of wire rod |
| CN105281445A (en) * | 2014-06-04 | 2016-01-27 | 建准电机工业股份有限公司 | Motor stator |
| CN105610249A (en) * | 2016-02-16 | 2016-05-25 | 锦州市和兴模具有限公司 | Convex wound motor core and manufacturing method thereof |
| CN105634154A (en) * | 2016-02-16 | 2016-06-01 | 锦州市和兴模具有限公司 | Internal convex differential-complementing type motor iron core and manufacturing method therefor |
| CN108808926A (en) * | 2018-06-01 | 2018-11-13 | 重庆凯邦电机有限公司 | Stator skeleton, motor stator component, motor |
| CN108808926B (en) * | 2018-06-01 | 2024-05-24 | 重庆凯邦电机有限公司 | Stator framework, motor stator assembly and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4119661B2 (en) | 2008-07-16 |
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