JPH11187600A - Stator for motor - Google Patents
Stator for motorInfo
- Publication number
- JPH11187600A JPH11187600A JP36513297A JP36513297A JPH11187600A JP H11187600 A JPH11187600 A JP H11187600A JP 36513297 A JP36513297 A JP 36513297A JP 36513297 A JP36513297 A JP 36513297A JP H11187600 A JPH11187600 A JP H11187600A
- Authority
- JP
- Japan
- Prior art keywords
- bobbin
- piece
- pole
- annular yoke
- yoke frame
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/09—Magnetic cores comprising laminations characterised by being fastened by caulking
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、家庭用電気機器
（例えば、全自動洗濯機、食器洗い乾燥機等）等に搭載
されている電動機の固定子に係るものであり、詳しくは
リサイクル対策として、簡単に、環状継鉄枠と、極歯片
と、巻線及びボビンとに分解できる構造の電動機の固定
子に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stator for an electric motor mounted on household electric appliances (for example, a fully automatic washing machine, a dishwasher, etc.). The present invention relates to a motor stator having a structure that can be easily disassembled into an annular yoke frame, pole teeth, windings and bobbins.
【０００２】[0002]
【従来の技術】従来、リサイクル対策として、簡単に、
任意数の分割積層鉄心片と、巻線及びボビンとに分解可
能な構造の電動機の固定子には、例えば、特開平８−２
７５４１４号公報等に開示されているように、一片の積
層鉄心片の凹部と、巻線した巻装ボビンを装着した他片
の積層鉄心片の凸部とを圧入嵌合して固着するものがあ
る。又、任意数の極歯片と、環状継鉄枠と、巻線及びボ
ビンとに分解可能な構造の電動機の固定子には、例え
ば、特開平５−３６４８号公報等に開示されている技術
を応用し、環状継鉄枠の凹部と、巻線を巻装したボビン
を装着した極歯片の凸部とを圧入嵌合して固着するもの
がある。2. Description of the Related Art Conventionally, as a recycling measure,
A motor stator having a structure that can be disassembled into an arbitrary number of divided laminated core pieces, windings and bobbins is disclosed in, for example, Japanese Unexamined Patent Application Publication No.
As disclosed in Japanese Patent No. 75414, etc., there is a type in which a concave portion of one laminated core piece and a convex portion of another laminated core piece mounted with a wound winding bobbin are press-fitted and fixed. is there. Further, a stator of an electric motor having a structure that can be disassembled into an arbitrary number of pole teeth, an annular yoke frame, a winding and a bobbin is disclosed in, for example, JP-A-5-3648. And press-fitting and fixing a concave portion of an annular yoke frame and a convex portion of a pole tooth piece on which a bobbin around which a winding is wound is mounted.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、圧入嵌
合して固着するものは、突き合わせ面のバラツキにより
空隙を生じて磁路形成に悪影響があり出力低下が発生す
るという問題点がある。又、場合により補強用部品等を
必要とするという問題点がある。However, the press-fitting and fixing method has a problem in that a gap is generated due to a variation in abutting surfaces, which adversely affects the formation of a magnetic path and causes a reduction in output. Further, there is a problem that a reinforcing part or the like is required in some cases.
【０００４】本発明は、従来の技術の有するこのような
問題点を鑑みてなされたものであり、その目的とすると
ころは、安価で簡単な治工具等（機械加工するために部
品の位置決め、支持、工具の案内に用いる治具と、ドラ
イバー等の一般的な工具や、機械加工するために特注で
製作した専用工具等を合わせて治工具等という。）で、
極歯片の環状継鉄嵌合側の端部の櫛歯形状と、環状継鉄
枠の歯抜形状との嵌合部をカシメ加工するだけで、良好
な強度とひずみの少ない密着結合が得られることによ
り、接合部空隙の縮小改善から磁気抵抗が低減して良好
な電気磁気特性を有するとともに、リサイクル対策とし
て、安価で簡単な治工具等により容易に環状継鉄枠と、
極歯片と、巻線及びボビンとに分解できる電動機の固定
子を提供しようとするものである。The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to provide an inexpensive and simple jig or the like (positioning and positioning of parts for machining). A jig used for supporting and guiding the tool, a general tool such as a screwdriver, and a special tool specially manufactured for machining are collectively referred to as a jig.)
Just by crimping the fitting part between the comb tooth shape of the end of the pole teeth on the ring yoke fitting side and the extracted shape of the ring yoke frame, good strength and tight bonding with little distortion can be obtained. With this, the magnetic reluctance is reduced due to the improvement in the reduction of the joint space and the magnetic resistance is reduced, so that it has good electro-magnetic characteristics.
An object of the present invention is to provide an electric motor stator that can be disassembled into pole teeth, windings and bobbins.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明の電動機の固定子は、ボビンツバ部とボビン
本体部とを外嵌した櫛歯形状端部を有する極歯片を、極
歯部の無い環状継鉄枠に嵌合してカシメ固着させたこと
を特徴とする。又、ボビンツバ部を外嵌した櫛歯形状端
部を有する極歯片を、極歯部の無い環状継鉄枠に嵌合し
てカシメ固着させてから、任意数の歯単位毎に円周方向
に分割され更に２分割されたボビン本体部を挾着したこ
とを特徴とする。又、ボビンツバ部を外嵌した櫛歯形状
端部を有する極歯片を、極歯部の無い環状継鉄枠に嵌合
してカシメ固着させてから、２分割されたボビン本体部
を挾着したことを特徴とする。そして、上記のいづれか
の電動機の固定子において、極歯部の無い環状継鉄枠及
び／又は櫛歯形状端部を有する極歯片に、分解の時に用
いる治工具等が係合できる切欠部を設けたことを特徴と
する。In order to achieve the above object, a stator for an electric motor according to the present invention comprises a pole tooth piece having a comb-shaped end portion in which a bobbin flange and a bobbin main body are externally fitted. It is characterized in that it is fitted to an annular yoke frame without teeth and fixed by caulking. Further, after the pole teeth having the comb tooth-shaped ends externally fitted with the bobbin flanges are fitted to the annular yoke frame having no pole teeth and fixed by caulking, the circumferential direction is changed for every arbitrary number of tooth units. The bobbin main body divided into two parts and further divided into two parts is clamped. Further, a pole tooth piece having a comb-shaped end portion externally fitted with a bobbin flange portion is fitted to an annular yoke frame having no pole tooth portion and fixed by caulking, and then, the bobbin body portion divided into two is clamped. It is characterized by having done. In any one of the above-described electric motor stators, a notch portion with which a jig or the like used at the time of disassembly can be engaged with an annular yoke frame having no pole teeth and / or pole teeth having comb-shaped ends. It is characterized by having been provided.
【０００６】[0006]
【発明の実施の形態】発明の実施の形態について図面を
参照して説明する。例えば、厚さ０．３５ｍｍの熱間圧
延珪素鋼板から、一個又は数個の打ち出し突起部１０
と、極歯部１１と、数箇所にＶ字形切欠部１２の有る本
体部１３と、Ｖ字形切欠部１４の有る端部１５とを有す
る鉄心個片Ａ１６（図１参照）を切断する。又、該珪素
鋼板から、該鉄心個片Ａと同一位置に設けられた一個又
は数個の打ち出し突起部１０と、極歯部１１と、Ｖ字形
切欠部１２の無い本体部１７と、Ｖ字形切欠部１４の無
い端部１８とを有する鉄心個片Ｂ１９（図２参照）を切
断する。そして、所定数量の該鉄心個片Ａ１３と、所定
数量の該鉄心個片Ｂ１９とを１枚づつ交互に積層して、
一片の極歯片２０（図３参照）を製作する。積層の際
は、一個又は数個の打ち出し突起部を軽く叩いて嵌合固
着させる。該打ち出し突起部１０は、積層時の各鉄心個
片の位置決めとして円形の半抜き形状となっていて、該
半抜きの凸部が積層時に次の鉄心個片の半抜きの円形と
嵌合することによって上下の鉄心個片の位置を規制する
（例えば、実開昭６１−７７６４８号公報等の開示技術
参照）。従ってＶ字形切欠部１２の位置は該極歯片の本
体部の該当場所に整列し、又Ｖ字形切欠部１４の位置は
該極歯片の端部の該当場所に整列し、該極歯片の端部２
１は櫛歯形状になる。そして、数箇所において、該鉄心
個片Ｂ１９の本体部１７の加圧部２５を積層方向から、
例えば、治工具等としてコ字型三角歯パンチ９０（図１
１参照）で加圧切曲げして、該鉄心個片Ａ１６のＶ字形
切欠部１２の有る本体部１３をカシメ固着する。従って
加圧が瞬時に次の段へ続くので上記の加工が繰り返され
て、該鉄心個片Ｂ１９と、該鉄心個片Ａ１６との結合が
完成して極歯片２０（図６参照）となる。上記の一実施
例では、該鉄心個片Ａ１６と、該鉄心個片Ｂ１９とを１
枚づつ交互に積層しているが、２枚づつ、３枚づつであ
っても有効である。又、該鉄心個片Ａ１６、該鉄心個片
Ｂ１９以外の鉄心個片を設けて積層してもよい。Embodiments of the present invention will be described with reference to the drawings. For example, from a hot-rolled silicon steel sheet having a thickness of 0.35 mm, one or several embossed projections 10
Then, an iron core piece A16 (see FIG. 1) having a pole tooth portion 11, a main body portion 13 having a V-shaped cutout portion 12 at several places, and an end portion 15 having a V-shaped cutout portion 14 is cut. Also, from the silicon steel plate, one or several embossing protrusions 10 provided at the same position as the iron core piece A, the pole teeth 11, the main body 17 having no V-shaped notch 12, and a V-shaped The core piece B19 (see FIG. 2) having the end portion 18 without the notch portion 14 is cut. Then, a predetermined quantity of the core pieces A13 and a predetermined quantity of the core pieces B19 are alternately stacked one by one,
One pole tooth 20 (see FIG. 3) is manufactured. At the time of lamination, one or several embossing projections are lightly tapped to be fitted and fixed. The embossing projection 10 has a circular half-blanked shape for positioning each core piece at the time of lamination, and the half-bumped projection fits with a half-blanked circle of the next core piece at the time of lamination. Thus, the positions of the upper and lower iron core pieces are regulated (for example, see the disclosed technology in Japanese Utility Model Application Laid-Open No. 61-77648). Thus, the position of the V-shaped notch 12 is aligned with a corresponding location on the body of the pole piece, and the position of the V-shaped notch 14 is aligned with a corresponding location on the end of the pole piece. End 2 of
1 has a comb shape. Then, at several places, the pressing portion 25 of the main body 17 of the iron core piece B19 is
For example, a U-shaped triangular tooth punch 90 (see FIG.
1), the main body 13 having the V-shaped notch 12 of the iron core piece A16 is fixed by caulking. Accordingly, since the pressing is instantaneously continued to the next stage, the above-described processing is repeated, and the connection between the iron core piece B19 and the iron core piece A16 is completed to form the pole tooth 20 (see FIG. 6). . In the above embodiment, the iron core piece A16 and the iron core piece B19 are
Although the sheets are alternately stacked one by one, it is effective to use two or three sheets. Alternatively, core pieces other than the core pieces A16 and B19 may be provided and laminated.
【０００７】例えば、厚さ０．３５ｍｍの熱間圧延珪素
鋼板から、一個又は数個の打ち出し突起部３０と、所定
数量の凹部３１とを有する環状継鉄３２（図４参照）を
切断する。又、該珪素鋼板から、一個又は数個の打ち出
し突起部４０と、所定数量のＶ字形切欠部４１とを有す
る扇形鉄心個片Ｃ４２（図５参照）を切断する。そし
て、該環状継鉄３２に、所定数量の該鉄心個片Ｃ４２を
配設して鉄心体とする。この鉄心体を所定数量積層して
環状継鉄枠５０（図６参照）を製作する。積層の際は、
一個又は数個の打ち出し突起部を軽く叩いて嵌合固着さ
せる。該打ち出し突起部４０は、積層時の鉄心個片Ｃ４
２の位置決めとして円形の半抜き形状となっていて、該
半抜きの凸部が積層時に該打ち出し突起部３０の半抜き
の円形と嵌合することによって上下の鉄心個片Ｃ４２の
位置を規制する。積層された環状継鉄枠５０は所定数量
の歯抜形状部５１を有する。そして、数箇所において、
該環状継鉄３２の加圧部３３を積層方向から、例えば、
治工具等としてコ字型三角歯パンチ９０で加圧切曲げし
て、該扇形鉄心個片Ｃ４２のＶ字形切欠部４１をカシメ
固着（図１０参照）する。従って加圧が瞬時に次の段へ
続くので上記の加工が繰り返されて、該該環状継鉄３２
と、該扇形鉄心個片Ｃ４２との結合が完成して環状継鉄
枠５０となる。高トルクが発生する場合は、該環状継鉄
枠５０の任意部分にピンや螺子等を挿入して結合強度を
高めても良いし、該環状継鉄枠５０を固定板にて挾着し
てからピンや螺子等を挿入して固定してもよい。上記の
一実施例の他に、該環状継鉄３２や該鉄心個片Ｃ４２を
２枚づつ、３枚づつ積層して鉄心体としてもよい。For example, an annular yoke 32 (see FIG. 4) having one or several projections 30 and a predetermined number of recesses 31 is cut from a hot-rolled silicon steel sheet having a thickness of 0.35 mm. Further, from the silicon steel plate, a fan-shaped core piece C42 (see FIG. 5) having one or several embossed protrusions 40 and a predetermined number of V-shaped notches 41 is cut. Then, a predetermined number of the core pieces C42 are disposed on the annular yoke 32 to form a core. The iron core body is laminated in a predetermined number to manufacture an annular yoke frame 50 (see FIG. 6). When laminating,
One or several embossing projections are lightly tapped and fitted and fixed. The embossing projections 40 are used to separate the core pieces C4 during lamination.
The positioning of 2 has a circular half-blanked shape, and the position of the upper and lower core pieces C42 is regulated by fitting the half-bumped convex portion with the half-blanked circle of the embossing projection 30 during lamination. . The laminated annular yoke frame 50 has a predetermined number of toothed-shaped portions 51. And in several places,
The pressing portion 33 of the annular yoke 32 is moved from the laminating direction, for example,
The U-shaped triangular tooth punch 90 is used as a jig or the like to press and bend the V-shaped notch 41 of the fan-shaped iron core piece C42 to fix it (see FIG. 10). Therefore, since the pressurization is immediately continued to the next stage, the above processing is repeated, and the annular yoke 32
And the sector-shaped iron core piece C42 is completed to form the annular yoke frame 50. When a high torque is generated, a pin, a screw, or the like may be inserted into an arbitrary portion of the annular yoke frame 50 to increase the coupling strength, or the annular yoke frame 50 may be clamped by a fixing plate. Alternatively, a pin or a screw may be inserted and fixed. In addition to the above embodiment, the annular yoke 32 and the iron core pieces C42 may be laminated two by two or three by three to form an iron core body.
【０００８】図６に示される第一実施例を説明する。完
成された櫛歯形状端部を有する極歯片２０に、巻線が巻
装できるように、ボビンツバ部２２（角型筒状）及びボ
ビン本体部２３（角型筒状）を外嵌する。完成された該
環状継鉄枠５０の一つの歯抜形状部５１に、該極歯片２
０の櫛歯形状端部２１を嵌合させて、該極歯片２０と該
環状継鉄枠５０相互間の磁路を形成しながら、所定数量
の該極歯片２０を順に嵌合（図９参照。但し、ボビンの
図は省略。）させて、所定数量の電動機の固定子の極歯
部を形成する。櫛歯形状の嵌合部に於いては、該環状継
鉄３２の外径側の加圧部３４の積層方向から加圧切曲げ
して、該極歯片２０嵌合部のＶ字形切欠部１４の有る端
部１５をカシメ固着する。従って加圧が瞬時に次の段へ
続くので上記の加工が繰り返されて、該環状継鉄枠５０
と該極歯片２０との結合が完成する。そして、全てのボ
ビンに巻線を巻装して、電動機固定子が完成となる。高
トルクが発生する場合は、該環状継鉄枠５０と該極歯片
２０との結合強度を高めるために、任意数のピンや螺子
等を櫛歯形状の嵌合部に挿入しても良い。A first embodiment shown in FIG. 6 will be described. The bobbin flange 22 (square tubular shape) and the bobbin main body portion 23 (square tubular shape) are externally fitted to the completed pole tooth piece 20 having the comb-shaped end so that the winding can be wound. One of the toothed-shaped portions 51 of the completed annular yoke frame 50 is
0, and a predetermined number of the pole teeth 20 are fitted in order while forming a magnetic path between the pole teeth 20 and the ring-shaped yoke frame 50 by fitting the comb-shaped end portions 21 of FIG. 9 (however, the illustration of the bobbin is omitted)) to form a predetermined number of pole teeth of the stator of the electric motor. In the comb-shaped fitting portion, the V-shaped notch 14 of the fitting portion of the pole tooth piece 20 is bent by press cutting in the stacking direction of the pressing portion 34 on the outer diameter side of the annular yoke 32. The end 15 having the mark is fixed by caulking. Accordingly, since the pressurization is immediately continued to the next stage, the above-described processing is repeated, and the annular yoke frame 50 is repeated.
And the pole teeth 20 are completed. Then, windings are wound around all the bobbins, and the electric motor stator is completed. When high torque is generated, an arbitrary number of pins, screws, or the like may be inserted into the comb-shaped fitting portion in order to increase the bonding strength between the annular yoke frame 50 and the pole teeth 20. .
【０００９】図７に示される第二実施例を説明する。完
成された櫛歯形状端部を有する極歯片２０に、ボビンツ
バ部２２（角型筒状）を外嵌する。完成された該環状継
鉄枠５０の一つの歯抜形状部５１に、該極歯片２０の櫛
歯形状端部２１を嵌合させて、該極歯片２０と該環状継
鉄枠５０相互間の磁路を形成しながら、所定数量の該極
歯片２０を順に嵌合させて、所定数量の電動機の固定子
の極歯部を形成する。櫛歯形状の嵌合部に於いては、該
環状継鉄３２の外径側の加圧部３４の積層方向から加圧
切曲げして、該極歯片２０嵌合部のＶ字形切欠部１４の
有る端部１５をカシメ固着する。従って加圧が瞬時に次
の段へ続くので上記の加工が繰り返されて、該環状継鉄
枠５０と該極歯片２０との結合が完成する。そして、任
意数（本発明の一実施例では３個）の極歯単位毎に円周
方向に分割され更に２分割されたボビン本体部６０を２
個使用して挾着し、所定数量の電動機の固定子の極歯部
を形成する。そして、全てのボビンに巻線を巻装して、
電動機固定子が完成となる。A second embodiment shown in FIG. 7 will be described. The bobbin flange 22 (square cylindrical shape) is externally fitted to the completed pole tooth piece 20 having a comb-shaped end. The comb tooth-shaped end 21 of the pole tooth piece 20 is fitted into one toothed shape part 51 of the completed ring yoke frame 50, so that the pole tooth piece 20 and the ring yoke frame 50 While forming a magnetic path therebetween, a predetermined number of the pole teeth pieces 20 are sequentially fitted to form a predetermined number of pole teeth of the stator of the electric motor. In the comb-shaped fitting portion, the V-shaped notch 14 of the fitting portion of the pole tooth piece 20 is bent by press cutting in the stacking direction of the pressing portion 34 on the outer diameter side of the annular yoke 32. The end 15 having the mark is fixed by caulking. Therefore, since the pressing is instantaneously continued to the next step, the above processing is repeated, and the connection between the annular yoke frame 50 and the pole teeth 20 is completed. Then, the bobbin main body 60 divided in the circumferential direction for each arbitrary number (three in the embodiment of the present invention) of the pole teeth is further divided into two.
These are used and clamped to form pole teeth of a predetermined number of motor stators. And winding the winding around all bobbins,
The motor stator is completed.
【００１０】図８に示される第三実施例を説明する。完
成された櫛歯形状端部を有する極歯片２０に、ボビンツ
バ部２２（角型筒状）を外嵌する。完成された該環状継
鉄枠５０の一つの歯抜形状部５１に、該極歯片２０の櫛
歯形状端部２１を嵌合させて、該極歯片２０と該環状継
鉄枠５０相互間の磁路を形成しながら、所定数量の該極
歯片２０を順に嵌合させて、所定数量の電動機の固定子
の極歯部を形成する。櫛歯形状の嵌合部に於いては、該
環状継鉄３２の外径側の加圧部３４の積層方向から加圧
切曲げして、該極歯片２０嵌合部のＶ字形切欠部１４の
有る端部１５をカシメ固着する。従って加圧が瞬時に次
の段へ続くので上記の加工が繰り返されて、該環状継鉄
枠５０と該極歯片２０との結合が完成する。そして、２
分割されたボビン本体部７０を２個使用して挾着し、所
定数量の電動機の固定子の極歯部を形成する。そして、
全てのボビンに巻線を巻装して、電動機固定子が完成と
なる。A third embodiment shown in FIG. 8 will be described. The bobbin flange 22 (square cylindrical shape) is externally fitted to the completed pole tooth piece 20 having a comb-shaped end. The comb tooth-shaped end 21 of the pole tooth piece 20 is fitted into one toothed shape part 51 of the completed ring yoke frame 50, so that the pole tooth piece 20 and the ring yoke frame 50 While forming a magnetic path therebetween, a predetermined number of the pole teeth pieces 20 are sequentially fitted to form a predetermined number of pole teeth of the stator of the electric motor. In the comb-shaped fitting portion, the V-shaped notch 14 of the fitting portion of the pole tooth piece 20 is bent by press cutting in the stacking direction of the pressing portion 34 on the outer diameter side of the annular yoke 32. The end 15 having the mark is fixed by caulking. Therefore, since the pressing is instantaneously continued to the next step, the above processing is repeated, and the connection between the annular yoke frame 50 and the pole teeth 20 is completed. And 2
The two divided bobbin main bodies 70 are used and clamped to form pole teeth of a predetermined number of motor stators. And
Winding is wound around all the bobbins, and the motor stator is completed.
【００１１】図９に示される切欠部８０を設けた実施例
を説明する。リサイクル対策として、簡単に、環状継鉄
枠と、極歯片と、巻線及びボビンとに分解できるよう
に、極歯部の無い環状継鉄枠及び／又は櫛歯形状端部を
有する極歯片に、分解の時に用いる治工具等が係合でき
る切欠部８０を設ける。例えば、マイナスドライバーを
係合させて捻ると、容易にカシメ固着部の結合がはず
れ、極歯片と、ボビンツバと、巻線と、ボビン本体部
と、環状継鉄枠とに分解できる。An embodiment in which the notch 80 shown in FIG. 9 is provided will be described. As a recycling measure, an annular yoke without pole teeth and / or pole teeth having comb-shaped ends so that it can be easily disassembled into an annular yoke frame, pole teeth pieces, windings and bobbins. The piece is provided with a notch 80 with which a jig or the like used for disassembly can be engaged. For example, when the screwdriver is engaged and twisted, the swaged fixing portion is easily disconnected, and can be disassembled into a pole piece, a bobbin flange, a winding, a bobbin main body, and an annular yoke frame.
【００１２】以上、本発明の好適な実施の形態について
種々の組合せ等を述べてきたが、本発明は上述する実施
の形態に限定されるものでなく、発明の精神を逸脱しな
い範囲で多くの組合せ、改変等を施し得るのはもちろん
である。As described above, various combinations and the like of the preferred embodiments of the present invention have been described. However, the present invention is not limited to the above-described embodiments, and a number of combinations are possible without departing from the spirit of the invention. Needless to say, combinations, modifications and the like can be made.
【００１３】[0013]
【発明の効果】本発明は、安価で簡単な治工具等で、極
歯片の環状継鉄嵌合側の端部の櫛歯形状と、環状継鉄枠
の歯抜形状との嵌合部をカシメ加工するだけで、良好な
強度とひずみの少ない密着結合が得られることにより、
接合部空隙の縮小改善から磁気抵抗が低減して良好な電
気磁気特性が改善されるという効果を奏する。又、リサ
イクル対策として、安価で簡単な治工具等により容易に
環状継鉄枠と、極歯片と、巻線及びボビンとに分解でき
るという効果を奏する。According to the present invention, an inexpensive and simple jig or the like is used to form a fitting portion between a comb tooth shape at the end of the annular yoke fitting side of the pole teeth and a toothed shape of the annular yoke frame. By simply crimping the, it is possible to obtain good strength and tight bonding with little distortion,
There is an effect that the magnetoresistance is reduced due to the improvement in the reduction of the joint gap, and the good electro-magnetic characteristics are improved. Further, as a recycle measure, there is an effect that the ring-shaped yoke frame, the pole tooth pieces, the windings and the bobbin can be easily disassembled with an inexpensive and simple jig or the like.
【図１】一実施例の鉄心個片Ａの平面図である。FIG. 1 is a plan view of an iron core piece A of one embodiment.
【図２】一実施例の鉄心個片Ｂの平面図である。FIG. 2 is a plan view of an iron core piece B of one embodiment.
【図３】結合前の極歯片の右側面図である。FIG. 3 is a right side view of a pole piece before coupling.
【図４】一実施例の環状継鉄の平面図である。FIG. 4 is a plan view of a ring yoke according to one embodiment.
【図５】一実施例の鉄心個片Ｃの平面図である。FIG. 5 is a plan view of an iron core piece C of one embodiment.
【図６】環状継鉄枠の平面図である。又、極歯片にボビ
ンツバ部とボビン本体部を外嵌して環状継鉄枠に嵌合さ
せる状況を示す図である。FIG. 6 is a plan view of the annular yoke frame. It is a figure showing the situation where a bobbin collar part and a bobbin main part are fitted to a pole yoke, and are fitted to an annular yoke frame.
【図７】極歯片にボビンツバ部を外嵌して環状継鉄枠に
嵌合させてから任意数の極歯単位毎に円周方向に分割さ
れ更に２分割されたボビンを挾着する状況を示す図であ
る。FIG. 7 shows a situation in which a bobbin flange is externally fitted to a pole tooth piece and fitted to an annular yoke frame, and then the bobbin divided in the circumferential direction for every arbitrary number of pole teeth units and further divided into two is clamped. FIG.
【図８】極歯片にボビンツバ部を外嵌して環状継鉄枠に
嵌合させてから２分割されたボビンを挾着する状況を示
す図である。FIG. 8 is a view showing a situation in which a bobbin flange portion is externally fitted to a pole tooth piece, fitted to an annular yoke frame, and then a bobbin divided into two parts is clamped.
【図９】ボビンを省略した極歯片と環状継鉄枠との嵌合
後の部分斜視図である。FIG. 9 is a partial perspective view after the fitting of the pole teeth piece and the annular yoke frame from which the bobbin is omitted.
【図１０】一実施例の鉄心個片Ｃと環状継鉄との結合の
状況を示す部分斜視図である。FIG. 10 is a partial perspective view showing a state of connection between the iron core piece C and the annular yoke according to the embodiment.
【図１１】一実施例のコ字型三角歯パンチの斜視図であ
る。FIG. 11 is a perspective view of a U-shaped triangular tooth punch of one embodiment.
１０…突起部、１１…極歯部、１２…Ｖ字形切欠部、１
３…１２の有る本体部、１４…Ｖ字形切欠部、１５…１
４の有る端部、１６…鉄心個片Ａ、１７…１２の無い本
体部、１８…１４の無い端部、１９…鉄心個片Ｂ、２０
…極歯片、２１…櫛歯形状端部、２２…ボビンツバ部、
２３…第一実施例のボビン本体部、２５…１２への加圧
部、３０…突起部、３１…凹部、３２…環状継鉄、３３
…４１への加圧部、３４…１４への加圧部、４０…突起
部、４１…Ｖ字形切欠部、４２…鉄心個片Ｃ、５０…環
状継鉄枠、５１…歯抜形状部、６０…第二実施例の本体
部の一片、７０…第三実施例のボビン本体部の一片、８
０…切欠部、９０…コ字型三角歯パンチReference numeral 10: protrusion, 11: pole teeth, 12: V-shaped notch, 1
3 ... 12 main body, 14 ... V-shaped notch, 15: 1
End with 4; 16: Body without core pieces A, 17 ... 12; End without 18 ... 14; 19: Core pieces B, 20
… Polar tooth pieces, 21… comb-shaped ends, 22… bobbin flanges,
Reference numeral 23 denotes a bobbin main body of the first embodiment, 25 denotes a pressing portion for pressing on 12, 12 denotes a projection, 31 denotes a concave portion, and 32 denotes an annular yoke.
... Pressing portion to 41, pressing portion to 34 ... 40, protruding portion, 41 ... V-shaped notch portion, 42 ... Core piece C, 50 ... Circular yoke frame, 51 ... Extruded shape portion, 60 ... a piece of the main body of the second embodiment, 70 ... a piece of the bobbin body of the third embodiment, 8
0: Notch, 90: U-shaped triangular tooth punch
Claims (4)
た櫛歯形状端部を有する極歯片を、極歯部の無い環状継
鉄枠に嵌合してカシメ固着させたことを特徴とする電動
機の固定子。The present invention is characterized in that a pole tooth piece having a comb-shaped end portion in which a bobbin flange portion and a bobbin body portion are externally fitted is fitted and fixed to an annular yoke frame having no pole tooth portion by caulking. Electric motor stator.
有する極歯片を、極歯部の無い環状継鉄枠に嵌合してカ
シメ固着させてから、任意数の極歯単位毎に円周方向に
分割され更に２分割されたボビン本体部を挾着したこと
を特徴とする電動機の固定子。2. A pole tooth piece having a comb tooth-shaped end with a bobbin flange externally fitted thereto is fitted and fixed to an annular yoke frame having no pole tooth part by caulking, and thereafter, for each arbitrary number of pole tooth units. A stator for an electric motor characterized in that a bobbin body divided in the circumferential direction and further divided into two parts is clamped.
有する極歯片を、極歯部の無い環状継鉄枠に嵌合してカ
シメ固着させてから、２分割されたボビン本体部を挾着
したことを特徴とする電動機の固定子。3. A bobbin main body part divided into two parts after fitting a pole piece having a comb-shaped end part on which a bobbin flange part is externally fitted to an annular yoke frame having no pole tooth part and caulking it. A stator for an electric motor, characterized in that the stator is clamped.
形状端部を有する極歯片に、分解の時に用いる治工具等
が係合できる切欠部を設けたことを特徴とする請求項
１、２又は３記載の電動機の固定子。4. A notch portion in which a jig or the like used for disassembly is provided on an annular yoke frame having no pole teeth and / or pole teeth having comb-shaped ends. The stator for an electric motor according to claim 1, 2 or 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36513297A JPH11187600A (en) | 1997-12-18 | 1997-12-18 | Stator for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36513297A JPH11187600A (en) | 1997-12-18 | 1997-12-18 | Stator for motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11187600A true JPH11187600A (en) | 1999-07-09 |
Family
ID=18483512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP36513297A Pending JPH11187600A (en) | 1997-12-18 | 1997-12-18 | Stator for motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11187600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001080399A1 (en) * | 2000-04-19 | 2001-10-25 | Wellington Drive Technologies Limited | Method of producing stator windings |
-
1997
- 1997-12-18 JP JP36513297A patent/JPH11187600A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001080399A1 (en) * | 2000-04-19 | 2001-10-25 | Wellington Drive Technologies Limited | Method of producing stator windings |
| AU2001244886B2 (en) * | 2000-04-19 | 2005-03-24 | Wellington Drive Technologies Limited | Method of producing stator windings |
| US7145280B2 (en) | 2000-04-19 | 2006-12-05 | Wellington Drive Technologies Limited | Stator for a dynamoelectric machine having a split ferromagnetic core |
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