ES2086207T3 - Motor paso a paso. - Google Patents

Motor paso a paso.

Info

Publication number
ES2086207T3
ES2086207T3 ES93420291T ES93420291T ES2086207T3 ES 2086207 T3 ES2086207 T3 ES 2086207T3 ES 93420291 T ES93420291 T ES 93420291T ES 93420291 T ES93420291 T ES 93420291T ES 2086207 T3 ES2086207 T3 ES 2086207T3
Authority
ES
Spain
Prior art keywords
rotor
teeth
bearing
lines
shaft
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
ES93420291T
Other languages
English (en)
Inventor
Michel Guinet
Jean-Pierre Fogeron
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.)
Crouzet Automatismes SAS
Original Assignee
Crouzet Automatismes SAS
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 Crouzet Automatismes SAS filed Critical Crouzet Automatismes SAS
Application granted granted Critical
Publication of ES2086207T3 publication Critical patent/ES2086207T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H02K1/2733—Annular magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
    • H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
    • H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
    • H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Motor Or Generator Frames (AREA)
  • Electromechanical Clocks (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN MOTOR PASO A PASO QUE COMPRENDE: UN ROTOR (10) PROVISTO DE UN EJE (51) Y, EN PERIFERIA, DE UN IMAN PERMANENTE (14), IMANTADO SEGUN MULTIPLES CARAS AXIALES DE POLARIDADES ALTERNAS; UN ESTATOR PROVISTO DE DOS PARES DE HILERAS DE DIENTES POLARES (59) QUE RODEAN AL ROTOR; ESTANDO AXIALMENTE ENTRELAZADOS LOS DIENTES RESPECTIVOS DE LAS HILERAS DE UN PAR; Y DOS BRIDAS RADIALES (55), SITUADAS A UNA Y OTRA PARTE DEL ROTOR, PROVISTAS CADA UNA DE UN COJINETE (54) PARA GUIAR AL EJE. CONFORME A LA INVENCION, EL ROTOR COMPRENDE UNA PIEZA ROTORICA (50), DE MATERIA PLASTICA, QUE FORMA EL CITADO EJE (51) Y QUE SUSTENTA AL IMAN, COMPRENDIENDO CADA BRIDA UNA ZONA CENTRAL (54) REPLEGADA EN FORMA DE ANILLO, QUE SIRVE DE COJINETE AL CITADO EJE, Y LOS CITADOS DIENTES POLARES FORMAN PARTE DE UNA MISMA PIEZA TUBULAR (57), ESTANDO ASEGURADA LA COHESION DE LA PIEZA TUBULAR POR MEDIO DE ZONAS ADELGAZADAS DE ESTA, QUE UNEN ENTRE ELLAS LAS HILERAS DE DIENTES DE CADA PAR.
ES93420291T 1992-07-16 1993-07-05 Motor paso a paso. Expired - Lifetime ES2086207T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9209120A FR2693854B1 (fr) 1992-07-16 1992-07-16 Moteur pas à pas.

Publications (1)

Publication Number Publication Date
ES2086207T3 true ES2086207T3 (es) 1996-06-16

Family

ID=9432204

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93420291T Expired - Lifetime ES2086207T3 (es) 1992-07-16 1993-07-05 Motor paso a paso.

Country Status (4)

Country Link
EP (1) EP0579560B1 (es)
DE (1) DE69302053T2 (es)
ES (1) ES2086207T3 (es)
FR (1) FR2693854B1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005295775A (ja) * 2004-04-05 2005-10-20 Nidec Shibaura Corp モータの回転子
JP4222310B2 (ja) * 2005-01-13 2009-02-12 三菱マテリアルシ−エムアイ株式会社 ステッピングモータ
EP2209184B1 (de) * 2009-01-14 2016-03-23 Grundfos Management A/S Rotor aus Magnetmaterial
CN102882345B (zh) * 2011-07-13 2015-02-04 东莞信浓马达有限公司 混合型步进电机
EP2852031B1 (en) * 2013-09-20 2021-01-13 Bleckmann GmbH & Co. KG Rotor for brushless DC motor and brushless DC motor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2025151B (en) * 1978-04-20 1983-03-30 Citizen Watch Co Ltd Rotor assembly and method of manufacture therefor
JPS55117452A (en) * 1979-03-02 1980-09-09 Sharp Corp Motor
JPS6154839A (ja) * 1984-08-24 1986-03-19 Matsushita Electric Ind Co Ltd 電動機の軸受
DE3514895A1 (de) * 1985-04-25 1986-10-30 Gerhard Berger GmbH & Co KG Fabrik elektrischer Geräte, 7630 Lahr Schrittmotor sowie verfahren zur herstellung
JPS6430435A (en) * 1987-07-27 1989-02-01 Fuji Electrochemical Co Ltd Bearing structure for miniature motor
JPS6485559A (en) * 1987-09-28 1989-03-30 Fuji Electrochemical Co Ltd Claw paul type stator of stepping motor
JPH01278251A (ja) * 1988-04-27 1989-11-08 Seiko Epson Corp ステップモーター
FR2657126A1 (fr) * 1990-01-16 1991-07-19 Electro Mec Nivernais Procede de realisation d'une pompe centrifuge a moteur electrique, et motopompe realisee selon ce procede.
JPH03235653A (ja) * 1990-02-09 1991-10-21 Seiko Epson Corp ステッピングモータ

Also Published As

Publication number Publication date
FR2693854A1 (fr) 1994-01-21
DE69302053T2 (de) 1996-08-29
FR2693854B1 (fr) 1994-09-30
EP0579560B1 (fr) 1996-04-03
DE69302053D1 (de) 1996-05-09
EP0579560A1 (fr) 1994-01-19

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