WO2012147212A1 - リニアモータの積層鉄心およびその製造方法 - Google Patents
リニアモータの積層鉄心およびその製造方法 Download PDFInfo
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- WO2012147212A1 WO2012147212A1 PCT/JP2011/060492 JP2011060492W WO2012147212A1 WO 2012147212 A1 WO2012147212 A1 WO 2012147212A1 JP 2011060492 W JP2011060492 W JP 2011060492W WO 2012147212 A1 WO2012147212 A1 WO 2012147212A1
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- magnetic pole
- tooth
- linear motor
- teeth
- magnetic
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
- H02K41/031—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
-
- 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
Definitions
- the present invention relates to a structure of a laminated core for a linear motor and a manufacturing method thereof, and more particularly to improvement of material yield and characteristics of the laminated core.
- a linear motor is composed of a mover comprising a plurality of magnetic teeth wound around a drive coil, and permanent magnets arranged opposite to each other in a traveling direction and arranged opposite to the mover through a predetermined gap.
- the mover is formed by laminating a plurality of comb-shaped magnetic iron plates each having a slot formed at a predetermined pitch.
- the mover is divided for each magnetic pole tooth for the purpose of incorporating a drive coil.
- JP 2000-217334 A (Claim 1, FIG. 1, etc.)
- Japanese Patent No. 3428486 (Claim 1, FIG. 7, etc.)
- the magnetic teeth forming the laminated iron core have a back yoke part and a tooth part protruding from the back yoke part, and these are manufactured by press punching from a single magnetic steel sheet.
- press punching is performed by one set of two sheets. That is, the two punched plates are punched in the opposite directions and at a different pitch so that the tooth portion of the second punched plate is positioned between the tooth portions of the first punched plate.
- the present invention has been made to solve the above-described problems, and even when the width of the tip of the tooth portion is increased, the linear motor characteristics are not deteriorated by a relatively simple method.
- the present invention is intended to obtain a linear motor laminated core and a linear motor laminated core manufacturing method that improve material yield and torque performance.
- a plurality of magnetic pole teascore pieces comprising a back yoke part and a tooth part protruding from the back yoke part are arranged in a straight line so that adjacent tooth parts are substantially parallel to each other.
- Each teeth portion is configured with a teeth main portion provided at an intermediate portion, a reduced width portion provided at an end on the back yoke portion side and having a smaller width dimension than the teeth main portion, and a teeth main portion provided at a tip portion. It is characterized by comprising a widened portion having a larger width dimension, and the distance between the reduced width portions adjacent to each other being larger than the width dimension of the widened portion.
- the magnetic pole teeth score piece includes a plurality of magnetic teeth in opposite directions so that other teeth having the same shape are arranged in a space formed between the adjacent teeth. It is characterized by being punched in a state of being arranged in a straight line.
- the back yoke portion side end portion of the teeth portion is provided with a reduced width portion, and adjacent in a state where the magnetic pole tea score pieces are arranged in a straight line. Since the distance between the reduced width portions is larger than the width dimension of the widened portion, even when the widened portion is provided in the teeth portion, when the core member formed by arranging a plurality of magnetic pole tea score pieces in a straight line is pressed, the teeth The two core members can be punched in a state where the tooth portions of other core members are arranged between the portions, and there is an effect that a laminated core having high torque performance can be realized while improving the material yield and productivity.
- FIG. 4A is a plan view showing a state where the magnetic pole engaging member of FIG. 3 is rotated
- FIG. 4B is a state where the magnetic pole engaging member of FIG.
- FIG. 4A is a plan view showing a state where the magnetic pole engaging member of FIG. 3 is rotated
- FIG. 4B is a state where the magnetic pole engaging member of FIG.
- FIG. 4A is a plan view showing a state where the magnetic pole engaging member of FIG. 3 is rotated
- FIG. 4B is a state where the magnetic pole engaging member of FIG. It is a top view which shows the state engaged.
- FIG. 4A is a plan view showing a state where the magnetic pole engaging member of FIG. 3 is rotated
- FIG. 4B is a state where the magnetic pole engaging member of FIG.
- FIG. 4A is a plan view showing a state where the magnetic pole engaging member of FIG. 3 is rotated
- FIG. 1 is a schematic configuration diagram showing an operation state of a linear motor that is an object of implementation of the first embodiment of the present invention.
- the linear motor 1 includes a stator 2 and a mover 3.
- the stator 2 is arranged alternately at a predetermined interval along the motor driving direction on the stator core 21 and a plate-shaped stator core 21 extending in the motor driving direction (the direction of the double-headed arrow in the figure).
- a plurality of permanent magnets 22 and 23 having different polarities.
- the mover 3 is arranged at a predetermined interval from the permanent magnets 22 and 23 of the stator 2 and is provided with a plurality of magnetic pole tee score pieces 30 successively arranged along the motor driving direction, and each magnetic pole tee.
- a driving coil 33 is wound around the score piece 30 via an insulator 32.
- Each magnetic pole tee score piece 30 has a shape having a back yoke portion 12 and a teeth portion 13 protruding from the back yoke portion 12 to the stator 2 side, and a divided laminated iron core formed by laminating a plurality of them in a paper surface method.
- a plurality (six in the figure) of the back yoke portions 12 are in contact with each other while being linearly connected, for example, by bonding or the like, so that the magnetic pole connecting body 30 is configured.
- FIG. 2 is a plan view showing a pressed state of the core member shown in FIG. 1, and FIG. 3 is an enlarged view of a main part of FIG.
- the magnetic pole tee score pieces 30 and 31 are made of, for example, a magnetic steel plate and are manufactured by pressing, so that the tooth portion 13b of the other core member 31 is positioned between the tooth portions 13a of the one magnetic pole tee score piece 30.
- the other magnetic pole tee score is formed in a space formed between the adjacent teeth 13a. It is punched out by a press (not shown) so that the teeth 13b of the piece 31 are arranged.
- the teeth part 13a and the teeth part 13b have the same shape.
- a pair of trapezoidal magnetic pole notches 13 e are provided on both sides in the width direction of the root portion (end portion on the back yoke portion 12) of the tooth portion 13.
- the portion is formed with a reduced width portion 13f.
- a widened portion 13d for enhancing the torque characteristics of the iron core is provided at the tip of the tooth portion 13, and the middle portion of the tooth portion 13, that is, between the reduced width portion 13f and the widened portion 13d, A portion 13g is formed. Accordingly, the width dimension of the reduced width portion 13f of the tooth portion 13 is smaller than the width dimension of the tooth main portion 13g, and the width dimension of the tooth main portion 13g is smaller than the width dimension of the widened portion 13d.
- the widened portion 13d of the magnetic pole teeth portion 13b of the other magnetic pole tee score piece 31 is located between the reduced width portions 13f of the adjacent tooth portions 13a of the one magnetic pole tee score piece 30. Yes.
- Bs the width dimension of the widened portion 13d
- Bs the distance between the adjacent width reduced portions 13f
- a pair of trapezoidal magnetic pole engaging members 15 are punched from the side where the teeth 13 of each back yoke 12 protrude from the side so as to leave the thin connecting portion 16 at the same time as the magnetic pole tee score piece pressing or in a separate process. It is.
- the thin connecting portion 16 is connected to the tooth portion 13 by a dimension B (see FIG. 3), and the magnetic pole engaging member 15 is connected to the teeth from the back yoke portion 13 via the thin connecting portion 16. It is connected to the part side so that rotation is possible.
- the dimension B is set to a size that does not break and separate even if the thin connecting portion 16 is rotated in the direction of the arrow. Therefore, FIG.
- FIG. 4 is a state diagram showing a method of using the magnetic pole engaging member 15, and when the magnetic pole engaging member 15 is further rotated from the state of FIG. As shown, the magnetic pole engaging member 15 is engaged (fitted) with the reduced width portion 13f which is the magnetic pole notch portion 13e.
- the magnetic pole engaging member 15 is engaged with the reduced width portion 13 f and is inserted into the reduced width portion 13 f by the insulator 32 provided on the outer periphery of the tooth portion 13. Retained.
- the widened portion 13 d is provided at the tip of the magnetic pole tooth portion 13, so that torque pulsation can be reduced and torque performance can be improved.
- the reduced width portion 13f is provided at the root portion of the tooth portion 13, even when the widened portion 13d is provided in the teeth portion 13, when the magnetic pole tea score pieces 30, 31 are pressed, the magnetic pole tea score piece.
- the two core pieces 31 can be punched in a state where the magnetic pole tooth portions 13b of the other core pieces 31 are arranged between the 30 tooth portions 13a, and the material yield and productivity can be improved.
- the magnetic pole notch 13e is filled with the magnetic pole engaging member 15 after assembly, the influence of the magnetic path narrowed by the magnetic pole notch 13e can be reduced, and a reduction in torque can be suppressed. Can be obtained. Furthermore, since the magnetic pole engaging member 15 is held by the insulator 32, the magnetic pole engaging member 15 can be held without increasing the number of parts. Furthermore, after the press working, the magnetic pole engaging member 15 is rotatably connected to the back yoke portion 12 by the thin connecting portion 16, so that the magnetic pole engaging member 15 is integrated with the magnetic pole tea score pieces 30, 31. It can be handled and has excellent transportability during assembly.
- the magnetic pole engaging member 15 is connected to the back yoke portion 12 by the thin connecting portion 16.
- the magnetic pole engaging member 15 may be assembled by pressing in a separated state. You may use what shape
- the shapes of the magnetic pole notch 13e and the magnetic pole engaging member 15 may be shapes other than the substantially trapezoidal shape.
- the adjacent magnetic teeth may be connected to each other by the rotating shaft portion so as to be rotatable.
- the tooth portion 13b of the other magnetic pole tooth portion 31 can be disposed and punched in a space formed between one adjacent tooth portion 13a. And have the same effect.
- FIG. FIG. 5 is a schematic configuration diagram showing an operation state of the linear motor according to the second embodiment of the present invention.
- the double-sided linear motor 100 is composed of two upper and lower rows of stators 111 and 111 and a mover 112 arranged between them and moving in the direction of the arrow.
- the stator 111 has a plate-like stator core 121 extending vertically in two rows along the motor drive direction (the direction of the double-headed arrow in the figure), and a predetermined value along the motor drive direction on the stator core 121.
- the plurality of permanent magnets 122 and 123 are arranged at intervals of different polarities alternately.
- the mover 112 is disposed between the permanent magnets 122 and 123 arranged in the upper and lower two rows of the stator 111 with a predetermined interval, and from a plurality of magnetic pole teeth 130 sequentially disposed along the motor driving direction.
- the magnetic pole teeth 130 are located at the center between the two rows of the stators 111, and on the opposite sides of the back yoke portion 212 that contacts the adjacent magnetic pole teeth 130 and the permanent magnets 122 and 123 from the back yoke portion 212. It consists of the teeth part 213 which protrudes and is formed.
- a drive coil 133 is wound around the tooth portion 213 of the magnetic pole tooth 130 via an insulator 132.
- FIG. 6 illustrates the manufacturing process of the magnetic teeth of the laminated core for the mover of the so-called double-sided linear motor 100 according to the second embodiment.
- one-side magnetic teeth 300 and 301 having teeth portions 312a and 312b protruding in one direction from the back yoke portions 311a and 311b, and teeth portions 312c1 and 312c2 protruding in both directions from the back yoke portion 311c are provided.
- An arrangement is employed in which the two single-sided magnetic teeth 300 and 301 are fitted to the double-sided magnetic teeth 302 from opposite directions.
- the magnetic pole tee score piece is completely separated.
- the thin-wall connecting portion 50 provided on the upper portion of the back yoke portion 12 is used. Are connected to each other.
- the tooth portion 312c1 of the double-sided magnetic teeth 302 is positioned between the teeth portions 312a and 312a of the one-side magnetic teeth 300, and the double-sided magnetic teeth 302 are disposed between the teeth portions 312c and 312c of the other one-side magnetic teeth 301. Is pressed in a state where the teeth portion 312c2 is positioned. Also in this embodiment, a pair of trapezoidal magnetic pole notch portions 113e are provided on both sides in the width direction of the root portions of the respective tooth portions 312a, 312b, 312c, whereby the root portion of the teeth portion 312 has a reduced width. A portion 113f is formed. A widened portion 113 d for enhancing the torque characteristics of the iron core is provided at the tip of the tooth portion 312, and a tooth main portion 113 g is formed at an intermediate portion of the tooth portion 312.
- the widened portion 113d of the magnetic pole teeth portion 312 of the other magnetic pole tee score piece is positioned between the reduced width portions 113f of the adjacent tooth portions 312 of one magnetic pole tee score piece. That is, the fact that the distance between the adjacent reduced width portions 113f is larger than the width dimension of the wide width portion 113d is the same as that of the first embodiment, and therefore has the same effect.
- the double-sided magnetic teeth 302 punched out by the above method are used as a laminated core for the mover of the double-sided linear motor 100 of the second embodiment, and the single-sided magnetic teeth 300 and 301 are one side of the first embodiment. It is used as a laminated iron core for the mover of the linear motor 1.
- FIG. FIG. 7 is a view for explaining the manufacturing process of the magnetic teeth of the laminated iron core for the mover of the double-sided linear motor 100 according to the third embodiment, and shows a case where all are punched into the double-sided magnetic teeth. That is, pressing is performed in a state in which all the double-sided magnetic teeth 400, 401, 402, 403 are fitted and arranged from opposite directions.
- one tooth portion 312d1 of the double-sided magnetic tooth 401 is positioned between one tooth portion 312c and 312c of the double-sided magnetic tooth 400, and the other tooth portion 312d2 is one of the double-sided magnetic tooth 402.
- a pair of trapezoidal magnetic pole notches 113e are provided on both sides in the width direction of the root portions of the respective tooth portions 312c, 312d, 312e, whereby the root portion of the teeth portion 312 has a reduced width.
- a portion 113f is formed.
- a widened portion 113 d for enhancing the torque characteristics of the iron core is provided at the tip of the tooth portion 312, and a tooth main portion 113 g is formed at an intermediate portion of the tooth portion 312.
- the widened portion 113d of the magnetic pole teeth portion 312 of the other magnetic pole tee score piece is provided between the reduced width portions 113f of the adjacent tooth portions 312 of the one magnetic pole tee score piece. positioned. That is, the fact that the distance between the adjacent reduced width portions 113f is larger than the width dimension of the wide width portion 113d is the same as that of the first embodiment, and therefore has the same effect.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
- Linear Motors (AREA)
Abstract
Description
図1は本発明の実施の形態1の実施の対象となるリニアモータの運転状態を示す概略構成図である。
図1に示すように、リニアモータ1は、固定子2と可動子3により構成される。固定子2は、モータ駆動方向(図中、両向き矢印の方向)に延在する板状の固定子鉄心21と、固定子鉄心21上にモータ駆動方向に沿って所定の間隔で配置され交互に極性が異なる複数の永久磁石22、23とから構成されている。
このような積層鉄心5では、磁極ティース部13の先端部に拡幅部13dが設けられているので、トルク脈動を低減しトルク性能を向上させることができる。また、ティース部13の根元部に縮幅部13fが設けられているので、ティース部13に拡幅部13dを設けても、磁極ティースコア片30、31をプレス加工する際に、磁極ティースコア片30のティース部13a間に他のコア片31の磁極ティース部13bを配置した状態で2個のコア片31を打ち抜くことができ、材料歩留まり及び生産性を向上させることができる。
さらに、磁極係合部材15がインシュレータ32によって保持されるので、部品点数を増やすことなく磁極係合部材15を保持することができる。
さらにまた、プレス加工後には、磁極係合部材15が薄肉連結部16によってバックヨーク部12に回動可能に連結されているので、磁極係合部材15を磁極ティースコア片30、31と一体に扱うことができ、組立の際の搬送性に優れている。
図5は本発明の実施の形態2によるリニアモータの運転状態を示す概略構成図である。
図5において、両側式リニアモータ100は上下2列の固定子111、111とその間に配置され矢印の方向に移動する可動子112により構成されている。固定子111はモータ駆動方向(図中、両向き矢印の方向)に沿って上下2列に延在する板状の固定子鉄心121と、この固定子鉄心121上にモータ駆動方向に沿って所定の間隔で配置され交互に極性が異なる複数の永久磁石122、123とから構成されている。
図7は実施の形態3による両側式リニアモータ100の可動子用積層鉄心の磁極ティースの製造過程を説明する図であり、全てを両側式磁極ティースに打ち抜く場合を示すものである。すなわち、両側式磁極ティース400、401、402、403を全て互いに反対方向から嵌め合い配置した状態でプレス加工する。
3、112 可動子、 12、12a、12b、212 バックヨーク部、
13、13a、13b、213 ティース部、 13d 拡幅部、
13e 磁極切欠部、 13f 縮幅部、 13g ティース主部、
15、115 磁極係合部材、 16 薄肉連結部、
21、121 固定子鉄心、 22、23、122、123 永久磁石
30、31 磁極ティースコア片、
32、132 インシュレータ、 33、133 駆動コイル、
130 磁極ティース、 300、301 片側式磁極ティース、
302、400、401、402、403 両側式磁極ティース
Claims (11)
- バックヨーク部とこのバックヨーク部から突出したティース部とからなる磁極ティースコア片を、互いに隣接するティース部が略平行になるように複数個直線状に並べて構成され、各ティース部は、中間部に設けられたティース主部と、バックヨーク部側端部に設けられ上記ティース主部よりも幅寸法が小さい縮幅部と、先端部に設けられ上記ティース主部よりも幅寸法が大きい拡幅部とからなり、且つ、上記互いに隣接する縮幅部間の距離が拡幅部の幅寸法よりも大きいことを特徴とするリニアモータの積層鉄心。
- 上記縮幅部は、上記ティース部の幅方向両側に一対の磁極切欠部を設けることにより形成されており、上記磁極切欠部には、磁性材料からなる磁極係合部材が係合していることを特徴とする請求項1記載のリニアモータの積層鉄心。
- 上記磁極係合部材は、上記磁極ティースコア片と同じ磁性板からなるプレス加工された部材であることを特徴とする請求項2記載のリニアモータの積層鉄心。
- 上記磁極係合部材は、その端部に設けられた薄肉連結部を介して上記バックヨーク部に回動可能に連結されている打ち抜き部材であることを特徴とする請求項2記載のリニアモータの積層鉄心。
- 上記ティース部の外周に設けられ、上記磁極係合部材を上記磁極切欠部内に保持するインシュレータを備えていることを特徴とする請求項3又は請求項4に記載のリニアモータの積層鉄心。
- 上記磁極切欠部及び上記磁極係合部材の形状は台形であることを特徴とする請求項2に記載のリニアモータの積層鉄心。
- バックヨーク部とこのバックヨーク部から突出したティース部とからなる磁極ティースコア片を互いに隣接するティース部が略平行になるように複数個直線状に並べて構成されるものにおいて、前記磁極ティースコア片は、上記隣接するティース部間に形成される空間に他の同形状のティース部が配置されるよう反対向きに他の磁極ティースコア片を複数個直線状に並べた状態で打ち抜き加工されるようにしたことを特徴とするリニアモータ用積層鉄心の製造方法。
- 一方の磁極ティースコア片の互いに隣接するティース部の縮幅部間には、他方の磁極ティースコア片の磁極ティース部の拡幅部が位置してなり、上記磁極ティースコア片を直線状に並べた状態で、上記拡幅部の幅寸法をBt、隣接する縮幅部間の距離をBsとした場合、Bs>Btの関係となっていることを特徴とする請求項7記載リニアモータ用積層鉄心の製造方法。
- 上記磁極ティースコア片の板厚をTとした場合、Bs≧(Bt+2T)と設定することを特徴とする請求項8記載リニアモータ用積層鉄心の製造方法。
- バックヨーク部から片方向に突出したティース部を有する片側式磁極ティースと、バックヨーク部から両方向に突出したティース部を有する両側式磁極ティースを備え、上記片側式磁極ティースが上記両側式磁極ティースに対し互いに反対方向から嵌め合いした配置とした状態で打ち抜き加工されるようにしたことを特徴とする請求項7記載のリニアモータ用積層鉄心の製造方法。
- バックヨーク部から両方向に突出したティース部を有する両側式磁極ティースを少なくとも2個備え、一の両側式磁極ティースの一方のティース部間に他の両側式磁極ティースの一方のティース部が位置した状態で打ち抜き加工されるようにしたことを特徴とする請求項7記載のリニアモータ用積層鉄心の製造方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/060492 WO2012147212A1 (ja) | 2011-04-29 | 2011-04-29 | リニアモータの積層鉄心およびその製造方法 |
DE112011105199.9T DE112011105199T5 (de) | 2011-04-29 | 2011-04-29 | Laminierter Eisenkern für einen Linearmotor und zugehöriges Herstellungsverfahren |
JP2013511862A JP5518258B2 (ja) | 2011-04-29 | 2011-04-29 | リニアモータの積層鉄心およびその製造方法 |
KR1020137027788A KR101514167B1 (ko) | 2011-04-29 | 2011-04-29 | 리니어 모터의 적층 철심 및 그 제조 방법 |
CN201180069388.5A CN103430435B (zh) | 2011-04-29 | 2011-04-29 | 线性马达的层叠铁心及其制造方法 |
TW100122168A TWI454018B (zh) | 2011-04-29 | 2011-06-24 | 線性馬達之積層鐵心及其製造方法 |
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KR (1) | KR101514167B1 (ja) |
CN (1) | CN103430435B (ja) |
DE (1) | DE112011105199T5 (ja) |
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CN107659109A (zh) * | 2017-10-11 | 2018-02-02 | 常州汉姆电机有限公司 | 直线步进电机 |
US10199887B2 (en) | 2014-03-26 | 2019-02-05 | Mitsubishi Electric Corporation | Rotary electric machine armature core and rotary electric machine |
DE112022000394T5 (de) | 2021-03-09 | 2023-09-28 | Fanuc Corporation | Kern und elektromagnetische vorrichtung mit einem kern |
US11777387B2 (en) | 2021-03-08 | 2023-10-03 | Fuji Electric Co., Ltd. | Armature, linear motor, method of manufacturing armature |
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JP7062921B2 (ja) * | 2017-11-13 | 2022-05-09 | 株式会社アイシン | ステータコアの製造方法 |
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- 2011-04-29 DE DE112011105199.9T patent/DE112011105199T5/de not_active Withdrawn
- 2011-04-29 KR KR1020137027788A patent/KR101514167B1/ko active IP Right Grant
- 2011-04-29 JP JP2013511862A patent/JP5518258B2/ja active Active
- 2011-04-29 CN CN201180069388.5A patent/CN103430435B/zh not_active Expired - Fee Related
- 2011-04-29 WO PCT/JP2011/060492 patent/WO2012147212A1/ja active Application Filing
- 2011-06-24 TW TW100122168A patent/TWI454018B/zh not_active IP Right Cessation
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JPS57202868A (en) * | 1981-03-17 | 1982-12-11 | Thyssen Industrie | Laminated iron plate for vertically long stator-linear motor and method of continuously producing same |
JPH09285044A (ja) * | 1996-04-08 | 1997-10-31 | Shibaura Eng Works Co Ltd | ブラシレスdcモータの固定子 |
JP2001359246A (ja) * | 2000-04-14 | 2001-12-26 | Denso Corp | 車両用回転電機の固定子、およびその製造方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US10199887B2 (en) | 2014-03-26 | 2019-02-05 | Mitsubishi Electric Corporation | Rotary electric machine armature core and rotary electric machine |
CN107659109A (zh) * | 2017-10-11 | 2018-02-02 | 常州汉姆电机有限公司 | 直线步进电机 |
CN107659109B (zh) * | 2017-10-11 | 2023-09-08 | 常州汉姆智能科技有限公司 | 直线步进电机 |
US11777387B2 (en) | 2021-03-08 | 2023-10-03 | Fuji Electric Co., Ltd. | Armature, linear motor, method of manufacturing armature |
DE112022000394T5 (de) | 2021-03-09 | 2023-09-28 | Fanuc Corporation | Kern und elektromagnetische vorrichtung mit einem kern |
Also Published As
Publication number | Publication date |
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KR101514167B1 (ko) | 2015-04-22 |
JP5518258B2 (ja) | 2014-06-11 |
JPWO2012147212A1 (ja) | 2014-07-28 |
TWI454018B (zh) | 2014-09-21 |
TW201244330A (en) | 2012-11-01 |
DE112011105199T5 (de) | 2014-01-30 |
KR20130136549A (ko) | 2013-12-12 |
CN103430435A (zh) | 2013-12-04 |
CN103430435B (zh) | 2016-03-02 |
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