JP4226840B2 - Electric motor - Google Patents

Electric motor Download PDF

Info

Publication number
JP4226840B2
JP4226840B2 JP2002114514A JP2002114514A JP4226840B2 JP 4226840 B2 JP4226840 B2 JP 4226840B2 JP 2002114514 A JP2002114514 A JP 2002114514A JP 2002114514 A JP2002114514 A JP 2002114514A JP 4226840 B2 JP4226840 B2 JP 4226840B2
Authority
JP
Japan
Prior art keywords
coil
magnetic material
permanent magnet
side magnetic
moving
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.)
Expired - Lifetime
Application number
JP2002114514A
Other languages
Japanese (ja)
Other versions
JP2003319635A (en
Inventor
雅志 藤嶽
俊彦 酒井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Industrial Equipment Systems Co Ltd
Original Assignee
Hitachi Industrial Equipment Systems Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Industrial Equipment Systems Co Ltd filed Critical Hitachi Industrial Equipment Systems Co Ltd
Priority to JP2002114514A priority Critical patent/JP4226840B2/en
Publication of JP2003319635A publication Critical patent/JP2003319635A/en
Application granted granted Critical
Publication of JP4226840B2 publication Critical patent/JP4226840B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Permanent Magnet Type Synchronous Machine (AREA)
  • Linear Motors (AREA)

Description

【０００１】
【発明の属する技術分野】
本発明は、回転動作および回転軸方向の直線移動動作をする電動機に関する。
【０００２】
【従来の技術】
従来のこの種の電動機の構造としては、図９に示すように、回転移動軸方向に回転モータとリニアモータを並べる電動機がある。この電動機は、回転移動軸５１を円筒状のフレーム５２の内側で非接触で支持するようにしている。回転移動軸５１に、回転用モータ５３の回転子５４と、リニアモータ５６の移動子５７とを並べて固定し、回転子５４と移動子５７に対向して、円筒状のフレーム５２の内側に、回転用モータ５３の固定子５５とリニアモータ５６の固定子５８とを固定している。
【０００３】
また従来のこの種の電動機の構造としては、図１０に示すように、回転移動軸を中空として、回転移動軸の外周に設けた回転モータと回転移動軸の内周に設けたリニアモータにより構成する電動機がある。この電動機は、回転移動軸５１が強磁性体からなる中空円筒５１からなり、且つ回転移動軸５１の内側に回転移動軸５１と同心の固定軸６１を設け、回転移動軸５１の外周に回転用モータ５３の回転子５４を固定し、回転子５４に対向して、円筒状のフレーム５２の内側に、回転用モータ５３の固定子５５を固定している。また回転移動軸５１の内側にリニアモータ５６の移動子５７を固定し、移動子５７に対向して、固定軸６１にリニアモータ５６の固定子５８を固定している。
【０００４】
【発明が解決しようとする課題】
上記の従来の技術で説明した電動機は、回転モータとリニアモータがそれぞれ独立した構造であるため、大きく、構造も複雑である課題がある。
【０００５】
本発明の目的は、小型化と構造の簡素化を図った、回転動作およびその軸方向移動動作を行う電動機を提供することにある。
【０００６】
【課題を解決するための手段】
本発明は、固定側磁性材に第１のコイルと第１の永久磁石を固定し、移動側磁性材に第２のコイルと第２の永久磁石を固定し、前記第１のコイルと前記第２の永久磁石からなる第１の構成、および前記第２のコイルと前記第１の永久磁石とからなる第２の構成のうち、第１の構成で回転同期モータを構成して前記移動側磁性材を回転動作し、第２の構成でリニア同期モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機である。
【０００７】
本発明は、固定側磁性材に第１のコイルと第１の導体を固定し、移動側磁性材に第２のコイルと第２の導体を固定し、前記第１のコイルと前記第２の導体からなる第１の構成、および前記第２のコイルと前記第１の導体とからなる第２の構成のうち、第１の構成で回転誘導モータを構成して前記移動側磁性材を回転動作し、第２の構成でリニア誘導モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機である。
【０００８】
本発明は、固定側磁性材に第２のコイルと第２の永久磁石を固定し、移動側磁性材に第１のコイルと第１の永久磁石を固定し、前記第１のコイルと前記第２の永久磁石からなる第１の構成、および前記第２のコイルと前記第１の永久磁石とからなる第２の構成のうち、第１の構成で回転同期モータを構成して前記移動側磁性材を回転動作し、第２の構成でリニア同期モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機である。
【０００９】
本発明は、固定側磁性材に第２のコイルと第２の導体を固定し、移動側磁性材に第１のコイルと第１の導体を固定し、前記第１のコイルと前記第２の導体からなる第１の構成、および前記第２のコイルと前記第１の導体とからなる第２の構成のうち、第１の構成で回転誘導モータを構成して前記移動側磁性材を回転動作し、第２の構成でリニア誘導モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機である。
【００１０】
【発明の実施の形態】
以下、発明の実施の形態について図面を用いて説明する。
【００１１】
図１は本発明の第１の実施の形態を示す電動機の回転駆動面断面図で、図３のＩ―Ｉ線断面図である。図３は本発明の第１の実施の形態を示す電動機の軸方向断面図で、図１のII―II線断面図である。
【００１２】
固定側磁性材１の磁極ティースで囲まれたスロット内部および磁極ティース側面にわたって第１のコイル２が巻かれ、回転軸方向において隣り合う極が異極となるように着磁した第１の永久磁石３が、第１のコイル２の内側で且つ磁極ティースで囲まれたスロット内部に固定されている。
【００１３】
一方、移動側磁性材４に設けた、回転軸方向と直角方向のスロット内部に第２のコイル５が巻かれ、第２のコイル５の外周面において隣り合う極が異極となるように着磁した第２の永久磁石６が、第２のコイル５の外側で且つ磁極ティースで囲まれたスロット内部に固定されている。
【００１４】
ここで、第１のコイル２は回転同期モータ用コイルであり、第２の永久磁石６は回転同期モータ用永久磁石であり、第１のコイル２と第２の永久磁石６で回転モータの一つである回転同期モータを構成し、図２に示す、第１のコイル２による回転磁界７と第２の永久磁石６の磁極分布８との磁力によって、移動側磁性材４を回転動作する。
【００１５】
また、第２のコイル５はリニア同期モータ用コイルであり、第１の永久磁石３はリニア同期モータ用永久磁石であり、第２のコイル５と第１の永久磁石３でリニア同期モータを構成し、図４に示す、第２のコイル５による移動磁界９と第１の永久磁石３の磁極分布１０との磁力によって、移動側磁性材４をその軸方向に直線移動動作する。
【００１６】
なお、第１の永久磁石３をリニア誘導モータ用導体に、第２の永久磁石６を回転誘導モータ用導体に替えることにより、第１のコイル２と回転誘導モータ用導体で回転誘導モータを、第２のコイル５とリニア誘導モータ用導体で回転誘導モータを構成することができ、移動側磁性材４について回転動作と軸方向移動動作を行える。
【００１７】
図５は本発明の第２の実施の形態を示す電動機の回転駆動面断面図で、図７のIII―III線断面図である。図７は本発明の第２実施の形態を示す電動機の軸方向断面図で、図５のIV―IV線断面図である。
【００１８】
本第２実施の形態は、図１および図３の本発明の第１の実施の形態における、固定側磁性材１および移動側磁性材４の形状を入れ替え、固定側磁性材１に設けた、回転軸方向と直角方向のスロット内部に第２のコイル５が巻かれ、第２のコイル５の内周面において隣り合う極が異極となるように着磁した第２の永久磁石６が、第２のコイル５の内周で且つ磁極ティースで囲まれたスロット内部に固定されている。
【００１９】
一方、移動側磁性材４の磁極ティースで囲まれたスロット内部および磁極ティース側面にわたって第１のコイル２が巻かれ、回転軸方向において隣り合う極が異極となるように着磁した第１の永久磁石３が、第１のコイル２の外側で且つ磁極ティースで囲まれたスロット内部に固定されている。
【００２０】
ここで、第１のコイル２は回転同期モータ用コイルであり、第２の永久磁石６は回転同期モータ用永久磁石であり、第１のコイル２と第２の永久磁石６で回転モータの一つである回転同期モータを構成し、図６に示す、第１のコイル２による回転磁界７と第２の永久磁石６の磁極分布８との磁力によって、移動側磁性材４を回転動作する。
【００２１】
また、第２のコイル５はリニア同期モータ用コイルであり、第１の永久磁石３はリニア同期モータ用永久磁石であり、第２のコイル５と第１の永久磁石３でリニア同期モータを構成し、図８に示す、第２のコイル５による移動磁界９と第１の永久磁石３の磁極分布１０との磁力によって、移動側磁性材４をその軸方向に直線移動動作する。
【００２２】
なお、第１の永久磁石３をリニア誘導モータ用導体に、第２の永久磁石６を回転誘導モータ用導体に替えることにより、第１のコイル２と回転誘導モータ用導体で回転誘導モータを、第２のコイル５とリニア誘導モータ用導体で回転誘導モータを構成することができ、移動側磁性材４について回転動作と軸方向移動動作を行える。
【００２３】
【発明の効果】
本発明によれば、小型化と構造の簡素化を図った、回転動作およびその軸方向移動動作を行う電動機を得ることができる。
【図面の簡単な説明】
【図１】本発明の第１の実施形態を示す電動機の回転駆動面断面図で、図３のＩ―Ｉ線断面図である。
【図２】本発明の第１の実施形態を示す電動機について回転動作を行うときの回転方向における磁束密度分布である。
【図３】本発明の第１の実施形態を示す電動機のリニア駆動方向断面図で、図１のII―II線断面図である。
【図４】本発明の第１の実施形態を示す電動機について軸方向移動動作を行うときの軸方向における磁束密度分布である。
【図５】本発明の第２の実施の形態を示す電動機の回転駆動面断面図で、図７のIII― III線断面図である。
【図６】本発明の第２の実施形態を示す電動機について回転動作を行うときの回転方向における磁束密度分布である。
【図７】本発明の第２実施の形態を示す電動機の軸方向断面図で、図５のIV―IV線断面図である。
【図８】本発明の第２の実施形態を示す電動機について軸方向移動動作を行うときの軸方向における磁束密度分布である。
【図９】従来のこの種の電動機の構造を示す第１の例の軸方向断面図である。
【図１０】従来のこの種の電動機の構造を示す第２の例の軸方向断面図である。
【符号の説明】
１…固定側磁性材、２…第１のコイル、３…第１の永久磁石、４…移動側磁性材、５…第２のコイル、６…第２の永久磁石、７…第１のコイル２による回転磁界、８…第２の永久磁石６の磁極分布、９…第２のコイル５による移動磁界、１０…第１の永久磁石３の磁極分布。[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an electric motor that performs a rotation operation and a linear movement operation in a rotation axis direction.
[0002]
[Prior art]
As a conventional structure of this type of electric motor, as shown in FIG. 9, there is an electric motor in which a rotary motor and a linear motor are arranged in the rotational movement axis direction. In this electric motor, the rotary moving shaft 51 is supported in a non-contact manner inside a cylindrical frame 52. A rotary 54 of a rotation motor 53 and a mover 57 of a linear motor 56 are fixed side by side on the rotary moving shaft 51, facing the rotor 54 and the mover 57, inside the cylindrical frame 52, The stator 55 of the rotation motor 53 and the stator 58 of the linear motor 56 are fixed.
[0003]
Further, as shown in FIG. 10, the conventional structure of this type of electric motor includes a rotary motor provided on the outer periphery of the rotary moving shaft and a linear motor provided on the inner periphery of the rotary moving shaft as shown in FIG. There is an electric motor. In this electric motor, the rotational movement shaft 51 is composed of a hollow cylinder 51 made of a ferromagnetic material, and a fixed shaft 61 concentric with the rotational movement shaft 51 is provided inside the rotational movement shaft 51. The rotor 54 of the motor 53 is fixed, and the stator 55 of the motor 53 for rotation is fixed inside the cylindrical frame 52 so as to face the rotor 54. Further, a moving element 57 of the linear motor 56 is fixed inside the rotary moving shaft 51, and a stator 58 of the linear motor 56 is fixed to the fixed shaft 61 so as to face the moving element 57.
[0004]
[Problems to be solved by the invention]
The electric motor described in the above prior art has a large and complicated structure because the rotary motor and the linear motor have independent structures.
[0005]
An object of the present invention is to provide an electric motor that performs a rotating operation and an axial movement operation thereof, which are reduced in size and simplified in structure.
[0006]
[Means for Solving the Problems]
In the present invention, the first coil and the first permanent magnet are fixed to the fixed-side magnetic material, the second coil and the second permanent magnet are fixed to the moving-side magnetic material, the first coil and the first coil Among the first configuration composed of two permanent magnets and the second configuration composed of the second coil and the first permanent magnet, the rotary synchronous motor is configured in the first configuration to form the moving side magnetism. An electric motor characterized by rotating a material, forming a linear synchronous motor with a second configuration, and linearly moving the moving-side magnetic material in its axial direction.
[0007]
In the present invention, the first coil and the first conductor are fixed to the fixed-side magnetic material, the second coil and the second conductor are fixed to the moving-side magnetic material, and the first coil and the second coil are fixed. Of the first configuration composed of a conductor and the second configuration composed of the second coil and the first conductor, the rotation induction motor is configured in the first configuration to rotate the moving-side magnetic material. And it is an electric motor characterized by comprising a linear induction motor with a 2nd structure, and carrying out the linear movement operation | movement of the said movement side magnetic material to the axial direction.
[0008]
The present invention fixes the second coil and the second permanent magnet to the fixed-side magnetic material, fixes the first coil and the first permanent magnet to the moving-side magnetic material, the first coil and the first coil Among the first configuration composed of two permanent magnets and the second configuration composed of the second coil and the first permanent magnet, the rotary synchronous motor is configured in the first configuration to form the moving side magnetism. An electric motor characterized by rotating a material, forming a linear synchronous motor with a second configuration, and linearly moving the moving-side magnetic material in its axial direction.
[0009]
The present invention fixes the second coil and the second conductor to the fixed-side magnetic material, fixes the first coil and the first conductor to the moving-side magnetic material, the first coil and the second coil Of the first configuration composed of a conductor and the second configuration composed of the second coil and the first conductor, the rotation induction motor is configured in the first configuration to rotate the moving-side magnetic material. And it is an electric motor characterized by comprising a linear induction motor with a 2nd structure, and carrying out the linear movement operation | movement of the said movement side magnetic material to the axial direction.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the invention will be described with reference to the drawings.
[0011]
FIG. 1 is a cross-sectional view of a rotary drive surface of an electric motor showing a first embodiment of the present invention, and is a cross-sectional view taken along the line II of FIG. 3 is an axial sectional view of the electric motor showing the first embodiment of the present invention, and is a sectional view taken along the line II-II in FIG.
[0012]
A first permanent magnet is wound around the inside of the slot surrounded by the magnetic pole teeth of the fixed-side magnetic material 1 and the side surfaces of the magnetic pole teeth, and is magnetized so that adjacent poles are different in the rotation axis direction. 3 is fixed inside the first coil 2 and inside the slot surrounded by the magnetic pole teeth.
[0013]
On the other hand, the second coil 5 is wound inside a slot provided in the moving-side magnetic material 4 in a direction perpendicular to the rotation axis direction, and the adjacent poles on the outer peripheral surface of the second coil 5 are attached so as to have different polarities. A magnetized second permanent magnet 6 is fixed outside the second coil 5 and inside a slot surrounded by magnetic pole teeth.
[0014]
Here, the first coil 2 is a rotary synchronous motor coil, the second permanent magnet 6 is a rotary synchronous motor permanent magnet, and the first coil 2 and the second permanent magnet 6 are used as one of the rotary motors. The moving-side magnetic material 4 is rotated by the magnetic force between the rotating magnetic field 7 by the first coil 2 and the magnetic pole distribution 8 of the second permanent magnet 6 shown in FIG.
[0015]
The second coil 5 is a linear synchronous motor coil, the first permanent magnet 3 is a linear synchronous motor permanent magnet, and the second coil 5 and the first permanent magnet 3 constitute a linear synchronous motor. Then, the moving-side magnetic material 4 is linearly moved in the axial direction by the magnetic force between the moving magnetic field 9 by the second coil 5 and the magnetic pole distribution 10 of the first permanent magnet 3 shown in FIG.
[0016]
By replacing the first permanent magnet 3 with a linear induction motor conductor and the second permanent magnet 6 with a rotation induction motor conductor, the rotation induction motor is composed of the first coil 2 and the rotation induction motor conductor. A rotation induction motor can be comprised by the 2nd coil 5 and the conductor for linear induction motors, and rotation operation and an axial direction movement operation can be performed about the movement side magnetic material 4. FIG.
[0017]
FIG. 5 is a cross-sectional view of a rotary drive surface of an electric motor showing a second embodiment of the present invention, and is a cross-sectional view taken along line III-III in FIG. FIG. 7 is an axial sectional view of an electric motor showing a second embodiment of the present invention, and is a sectional view taken along line IV-IV in FIG.
[0018]
In the second embodiment, the shapes of the fixed-side magnetic material 1 and the moving-side magnetic material 4 in the first embodiment of the present invention shown in FIGS. 1 and 3 are replaced, and the fixed-side magnetic material 1 is provided. A second coil 5 is wound inside a slot perpendicular to the rotation axis direction, and a second permanent magnet 6 magnetized so that adjacent poles on the inner peripheral surface of the second coil 5 have different polarities, The inner periphery of the second coil 5 is fixed inside a slot surrounded by magnetic pole teeth.
[0019]
On the other hand, the first coil 2 is wound over the inside of the slot surrounded by the magnetic teeth of the moving-side magnetic material 4 and the side surfaces of the magnetic teeth, and is magnetized so that the adjacent poles are different in the rotation axis direction. The permanent magnet 3 is fixed to the outside of the first coil 2 and inside the slot surrounded by the magnetic pole teeth.
[0020]
Here, the first coil 2 is a rotary synchronous motor coil, the second permanent magnet 6 is a rotary synchronous motor permanent magnet, and the first coil 2 and the second permanent magnet 6 are used as one of the rotary motors. The rotation-side magnetic material 4 is rotated by the magnetic force between the rotating magnetic field 7 by the first coil 2 and the magnetic pole distribution 8 of the second permanent magnet 6 shown in FIG.
[0021]
The second coil 5 is a linear synchronous motor coil, the first permanent magnet 3 is a linear synchronous motor permanent magnet, and the second coil 5 and the first permanent magnet 3 constitute a linear synchronous motor. Then, the moving-side magnetic material 4 is linearly moved in the axial direction by the magnetic force between the moving magnetic field 9 by the second coil 5 and the magnetic pole distribution 10 of the first permanent magnet 3 shown in FIG.
[0022]
By replacing the first permanent magnet 3 with a linear induction motor conductor and the second permanent magnet 6 with a rotation induction motor conductor, the rotation induction motor is composed of the first coil 2 and the rotation induction motor conductor. A rotation induction motor can be comprised by the 2nd coil 5 and the conductor for linear induction motors, and rotation operation and an axial direction movement operation can be performed about the movement side magnetic material 4. FIG.
[0023]
【The invention's effect】
ADVANTAGE OF THE INVENTION According to this invention, the motor which performs rotation operation | movement and its axial direction movement operation | movement which aimed at size reduction and the simplification of a structure can be obtained.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a rotary drive surface of an electric motor showing a first embodiment of the present invention, and is a cross-sectional view taken along a line II in FIG.
FIG. 2 is a magnetic flux density distribution in the rotation direction when the electric motor showing the first embodiment of the present invention is rotated.
3 is a sectional view in the linear drive direction of the electric motor showing the first embodiment of the present invention, and is a sectional view taken along the line II-II in FIG.
FIG. 4 is a magnetic flux density distribution in the axial direction when an axial movement operation is performed on the electric motor according to the first embodiment of the present invention.
FIG. 5 is a cross-sectional view of a rotary drive surface of an electric motor showing a second embodiment of the present invention, and is a cross-sectional view taken along line III-III in FIG.
FIG. 6 is a magnetic flux density distribution in a rotation direction when a rotating operation is performed for an electric motor showing a second embodiment of the present invention.
7 is an axial cross-sectional view of an electric motor showing a second embodiment of the present invention, and is a cross-sectional view taken along line IV-IV in FIG.
FIG. 8 is a magnetic flux density distribution in the axial direction when an axial movement operation is performed for an electric motor showing a second embodiment of the present invention.
FIG. 9 is an axial sectional view of a first example showing the structure of a conventional electric motor of this type.
FIG. 10 is an axial sectional view of a second example showing the structure of this type of conventional electric motor.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Fixed side magnetic material, 2 ... 1st coil, 3 ... 1st permanent magnet, 4 ... Moving side magnetic material, 5 ... 2nd coil, 6 ... 2nd permanent magnet, 7 ... 1st coil Rotating magnetic field by 2, 8... Magnetic pole distribution of second permanent magnet 6, 9... Moving magnetic field by second coil 5, 10.

Claims (6)

円筒状の固定側磁性材と、
この固定側磁性材の内部に固定された第１のコイルと、
この第１のコイルの内側に固定された第１の永久磁石と、
この第１の永久磁石の内側に備えられた円筒状の移動側磁性材と、
この移動側磁性材の内部に固定された第２のコイルと、
この第２のコイルの外側且つ前記移動側磁性材の内部に固定された第２の永久磁石とを備え、
前記第１のコイルと前記第２の永久磁石とからなる第１の構成で回転同期モータを構成して前記移動側磁性材を回転動作し、
前記第２のコイルと前記第１の永久磁石とからなる第２の構成でリニア同期モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機。 A cylindrical fixed-side magnetic material;
A first coil fixed inside the fixed-side magnetic material;
A first permanent magnet fixed inside the first coil;
A cylindrical moving-side magnetic material provided inside the first permanent magnet;
A second coil fixed inside the moving-side magnetic material;
A second permanent magnet fixed outside the second coil and inside the moving-side magnetic material,
Rotation operation of the moving-side magnetic material by constituting a rotation synchronous motor with a first configuration comprising the first coil and the second permanent magnet,
An electric motor characterized in that a linear synchronous motor is configured with a second configuration including the second coil and the first permanent magnet, and the moving-side magnetic material is linearly moved in the axial direction thereof. 請求項１において、前記第１の永久磁石は前記軸方向において隣り合う極が異極となるように配置され、
前記第１のコイルは前記固定側磁性材の磁極ティースで囲まれたスロットおよび前記磁極ティースの側面にわたって巻かれることをすることを特徴とする電動機。In Claim 1, said 1st permanent magnet is arranged so that the pole which adjoins in said axial direction may become a different pole,
The electric motor according to claim 1, wherein the first coil is wound over a slot surrounded by the magnetic pole teeth of the fixed-side magnetic material and a side surface of the magnetic pole teeth. 請求項２において、前記第２の永久磁石は前記移動側磁性材の周方向において隣り合う極が異極となるように配置され、
前記第２のコイルは前記軸方向と直角方向のスロット内部に巻かれることをすることを特徴とする電動機。In Claim 2, the 2nd permanent magnet is arranged so that the pole which adjoins in the peripheral direction of the movement side magnetic material may become a different pole,
The electric motor according to claim 1, wherein the second coil is wound inside a slot perpendicular to the axial direction . 円筒状の固定側磁性材と、
この固定側磁性材の内部に固定された第２のコイルと、
この第２のコイルの内側に固定された第２の永久磁石と、
この第２の永久磁石の内側に備えられた円筒状の移動側磁性材と、
この移動側磁性材の内部に固定された第１のコイルと、
この第１のコイルの外側且つ前記移動側磁性材の内部に固定された第１の永久磁石とを備え、
前記第１のコイルと前記第２の永久磁石とからなる第１の構成で回転同期モータを構成して前記移動側磁性材を回転動作し、
前記第２のコイルと前記第１の永久磁石とからなる第２の構成でリニア同期モータを構成して前記移動側磁性材をその軸方向に直線移動動作することを特徴とする電動機。 A cylindrical fixed-side magnetic material;
A second coil fixed inside the fixed-side magnetic material;
A second permanent magnet fixed inside the second coil;
A cylindrical moving-side magnetic material provided inside the second permanent magnet;
A first coil fixed inside the moving-side magnetic material;
A first permanent magnet fixed outside the first coil and inside the moving-side magnetic material,
Rotation operation of the moving-side magnetic material by constituting a rotation synchronous motor with a first configuration comprising the first coil and the second permanent magnet,
An electric motor characterized in that a linear synchronous motor is configured with a second configuration including the second coil and the first permanent magnet, and the moving-side magnetic material is linearly moved in the axial direction thereof. 請求項４において、前記第２の永久磁石は前記固定側磁性材の周方向において隣り合う極が異極となるように配置され、
前記第２のコイルは前記軸方向と直角方向のスロット内部に巻かれることを特徴とする電動機。In Claim 4, said 2nd permanent magnet is arranged so that the pole which adjoins in the peripheral direction of said fixed side magnetic material may become a different pole,
The electric motor according to claim 1, wherein the second coil is wound inside a slot perpendicular to the axial direction . 請求項５において、前記第１の永久磁石は前記軸方向において隣り合う極が異極となるように配置され、
前記第１のコイルは前記移動側磁性材の磁極ティースで囲まれたスロットおよび前記磁極ティースの側面にわたって巻かれることをすることを特徴とする電動機。In Claim 5, said 1st permanent magnet is arranged so that the pole which adjoins in said axial direction may become a different pole,
Motor wherein the first coil, characterized in that the wound over the side surface of the slot and the magnetic pole teeth surrounded by the magnetic pole teeth of the movable magnetic member.
JP2002114514A 2002-04-17 2002-04-17 Electric motor Expired - Lifetime JP4226840B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002114514A JP4226840B2 (en) 2002-04-17 2002-04-17 Electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002114514A JP4226840B2 (en) 2002-04-17 2002-04-17 Electric motor

Publications (2)

Publication Number Publication Date
JP2003319635A JP2003319635A (en) 2003-11-07
JP4226840B2 true JP4226840B2 (en) 2009-02-18

Family

ID=29533566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002114514A Expired - Lifetime JP4226840B2 (en) 2002-04-17 2002-04-17 Electric motor

Country Status (1)

Country Link
JP (1) JP4226840B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005057370B4 (en) * 2005-12-01 2011-12-29 Siemens Ag Rotary linear drive assembly
JP5531920B2 (en) * 2010-11-10 2014-06-25 株式会社安川電機 motor
IT201700028116A1 (en) 2017-03-14 2018-09-14 Arol Spa GROUP OF ROTATIVE-LINEAR IMPLEMENTATION
IT201700028120A1 (en) 2017-03-14 2018-09-14 Arol Spa IMPROVED ROTARY-LINEAR IMPLEMENTATION GROUP

Also Published As

Publication number Publication date
JP2003319635A (en) 2003-11-07

Similar Documents

Publication Publication Date Title
US20090127963A1 (en) Electric motor with field weakening
JP2003506005A (en) Electric drive (selectable form)
JPH0479741A (en) Permanent magnet rotor
JP4226840B2 (en) Electric motor
JP2006074989A (en) Axial-gap rotary electric machine
JPH0817544B2 (en) Brushless DC motor
JP2021010211A (en) Rotary electric machine and rotary electric machine manufacturing method
JP2005045978A (en) Motor
JP2007037244A5 (en)
JP5772470B2 (en) Axial gap type rotating electrical machine
JPH04164U (en)
JPH08126279A (en) Brushless dc motor
JP2010172053A5 (en)
JP3865332B2 (en) Permanent magnet motor
JP2004236498A5 (en)
JP2008086176A5 (en)
JPH0514640U (en) Magnetic bearing device
WO2021149753A1 (en) Magnetic geared dynamo-electric machine, and method for manufacturing stator
JP6061826B2 (en) Rotor for IPM motor and IPM motor
JPH01103146A (en) Motor
JP2742078B2 (en) motor
KR100692386B1 (en) Single phase blsldc dynamo-type motor assembly having outer gearing -driving rotor
JP3010624U (en) Rotor
JP2002204554A5 (en)
JPH0522917A (en) Direct current motor

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050407

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070525

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070703

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070831

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20070831

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080219

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080416

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20081104

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20081127

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111205

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 4226840

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111205

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121205

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131205

Year of fee payment: 5

EXPY Cancellation because of completion of term