DE102008000383A1 - Superimposed steering system for vehicle, has superposition gear to connect steering angle with angle of total angle at output unit of superposition gear, where driver provides steering angle at drive input unit of superposition gear - Google Patents
Superimposed steering system for vehicle, has superposition gear to connect steering angle with angle of total angle at output unit of superposition gear, where driver provides steering angle at drive input unit of superposition gear Download PDFInfo
- Publication number
- DE102008000383A1 DE102008000383A1 DE102008000383A DE102008000383A DE102008000383A1 DE 102008000383 A1 DE102008000383 A1 DE 102008000383A1 DE 102008000383 A DE102008000383 A DE 102008000383A DE 102008000383 A DE102008000383 A DE 102008000383A DE 102008000383 A1 DE102008000383 A1 DE 102008000383A1
- Authority
- DE
- Germany
- Prior art keywords
- angle
- superposition gear
- steering
- superposition
- rotor
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/008—Changing the transfer ratio between the steering wheel and the steering gear by variable supply of energy, e.g. by using a superposition gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/021—Determination of steering angle
- B62D15/0235—Determination of steering angle by measuring or deriving directly at the electric power steering motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Abstract
Description
Die Erfindung betrifft eine Überlagerungslenkung für ein Fahrzeug, mit einem Überlagerungsgetriebe nach dem Oberbegriff des Anspruchs 1.The The invention relates to a superposition steering for a vehicle, with a superposition gearbox after the Preamble of claim 1.
Die
Das Ausgangsglied ist Eingangsglied für ein Lenkgetriebe, welches die Drehbewegung des Ausgangsgliedes des Überlagerungsgetriebes in eine Translationsbewegung von Spurstangen umwandelt. Die Spurstangen dienen in Verbindung mit Radlenkhebeln in an sich bekannter Weise zur Lenkwinkelverstellung gelenkter Räder des Fahrzeugs.The Output member is input member for a steering gear, which the rotational movement of the output member of the superposition gear converted into a translational movement of tie rods. The tie rods serve in conjunction with wheel steering in a conventional manner for steering angle adjustment steered wheels of the vehicle.
Die Drehbewegung des Ausgangsglieds des Überlagerungsgetriebes und die Rotorlage des Rotors des Servomotors wird von jeweils einem Sensor erfasst und von einer Steuerungs- und/oder Regelungseinrichtung verarbeitet, die wiederum den Servomotor steuert.The Rotary movement of the output member of the superposition gear and the rotor position of the rotor of the servomotor is of one each Sensor detected and by a control and / or regulating device processed, which in turn controls the servo motor.
Die bekannten Überlagerungslenkungen weisen Rotorlagesensoren auf, die für eine spezielle Anwendung oder zu teuer im Entwurf und in der Herstellung sind. Zudem ist der Bauraumbedarf nicht minimiert.The known overlay steering systems have rotor position sensors on that for a special application or too expensive in the Design and are in the making. In addition, the space requirement not minimized.
Der Erfindung liegt die Aufgabe zugrunde, eine einfache, kostengünstige Überlagerungslenkung und deren Sensorik anzugeben.Of the Invention is based on the object, a simple, inexpensive superposition steering and to specify their sensor technology.
Die Aufgabe wird mit einer Überlagerungslenkung mit den Merkmalen des Anspruchs 1 gelöst.The Task is with a superposition steering with the features of claim 1.
Dadurch, dass der Rotorlagesensor ein magnetisches Feld der Permanentmagnete des Rotors zur Drehwinkelbestimmung erfasst, ist ein vereinfachter, bauraumsparender Aufbau der Überlagerungslenkung ermöglicht.Thereby, that the rotor position sensor is a magnetic field of the permanent magnets detected by the rotor for determining the angle of rotation, is a simplified, Space-saving design of the superposition steering allows.
Bevorzugte Ausführungen ergeben sich aus den Unteransprüchen.preferred Designs emerge from the dependent claims.
Es kann zweckmäßig sein, den Rotorlagesensor mit verschiedenartigen Magnetfeldsensoren, wie große magnetoresistive Sensoren (GMR-Sensoren) oder Hall-Effektsensoren oder magnetoresistive Sensoren zu bilden. Die Größe jedes Elementwiderstandes wird bei der Rotation des Rotors im allgemeinen in einer sinusähnlichen Weise zwischen einem minimalen und einem maximalen Widerstand variieren. Die Signale der GMR-Elemente verändern ihren Betrag unabhängig von der Polarität des Magnetfeldes, d. h. unabhängig davon, ob das Magnetfeld von links nach rechts oder von rechts nach links den Rotorlagesensor durchsetzt. Wird dem Rotorlagesensor ein Hall-Effekt-Sensor hinzugefügt, so dass er auch von dem Magnetfeld durchsetzt wird, kann sowohl die Größe als auch die Polarität des Magnetfeldes detektiert werden, da der Hall-Effekt-Sensor in Abhängigkeit von der Polarität des Magnetfeldes eine positive oder negative Spannung abgibt. Er erlaubt eine Drehwinkelmessung von vollen 360°, da er seine Polarität bei 180° umdreht. Die Verarbeitung der Signale des Rotorlagesensors kann durch ein geeignetes elektrisches Verfahren erfolgen, um ein analoges, ein pulsweitenmoduliertes oder ein digitales Signal zur Stromsteuerung des Servomotors zu erhalten.It may be appropriate, the rotor position sensor with various magnetic field sensors, such as large magnetoresistive Sensors (GMR sensors) or Hall effect sensors or magnetoresistive sensors to build. The size of each element resistance becomes in the rotation of the rotor generally in a sinusoidal Vary between a minimum and a maximum resistance. The signals of the GMR elements change their magnitude independently from the polarity of the magnetic field, d. H. independently whether the magnetic field is from left to right or from right to right Passed through the rotor position sensor on the left. Will the rotor position sensor on Hall effect sensor added, so he also from the Magnetic interspersed, both the size can be as well as the polarity of the magnetic field are detected, because the Hall effect sensor depending on the polarity of the magnetic field gives off a positive or negative voltage. He allows a rotation angle measurement of full 360 °, since he his Polarity reversed at 180 °. The processing of the signals of the rotor position sensor can by a suitable electrical method be done to an analog, a pulse width modulated or a digital Receive signal for current control of the servomotor.
Die Erfindung wird nun näher anhand eines Ausführungsbeispiels beschrieben und anhand der beiliegenden Zeichnung wiedergegeben. In der Zeichnung zeigt:The Invention will now be closer with reference to an embodiment described and reproduced with reference to the accompanying drawings. In the drawing shows:
In
Um
den ellipsenförmigen Umfang des exzentrischen Antriebskerns
Der
innenverzahnte Stützring
De
elektrische Servomotor
- 11
- ÜberlagerungslenkungSuperimposed steering
- 22
- ÜberlagerungsgetriebeSuperposition gear
- 33
- Getriebeeingangsglied, erstesTransmission input member, first
- 44
- Getriebeeingangsglied, zweitesTransmission input member, second
- 55
- Ausgangsgliedoutput member
- 66
- RotorlagesensorRotor position sensor
- 77
- ServomotorwelleServo motor shaft
- 88th
- Servomotor, elektrischServomotor electrical
- 99
- Rotorrotor
- 1010
- Permanentmagnetpermanent magnet
- 1111
- LenkhandhabeSteering handle
- 1212
- Hohlwellehollow shaft
- 1313
- WellgetriebeThe wave gear
- 1414
- Antriebskern, exzentrischDrive core, eccentric
- 1515
- Kugellager, flexibelBall-bearing, flexible
- 1616
- Abrollbuchse, radialflexibelrolling bush, radially flexible
- 1717
- Außenmantelfläche, zylindrischOuter surface area, cylindrical
- 1818
- Stützfläche, zylindrischSupporting surface, cylindrical
- 1919
- GetriebeausgangswelleTransmission output shaft
- 2020
- Stützringsupport ring
ZITATE ENTHALTEN IN DER BESCHREIBUNGQUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- - DE 102004046535 A1 [0002] - DE 102004046535 A1 [0002]
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008000383A DE102008000383A1 (en) | 2008-02-22 | 2008-02-22 | Superimposed steering system for vehicle, has superposition gear to connect steering angle with angle of total angle at output unit of superposition gear, where driver provides steering angle at drive input unit of superposition gear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008000383A DE102008000383A1 (en) | 2008-02-22 | 2008-02-22 | Superimposed steering system for vehicle, has superposition gear to connect steering angle with angle of total angle at output unit of superposition gear, where driver provides steering angle at drive input unit of superposition gear |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102008000383A1 true DE102008000383A1 (en) | 2009-08-27 |
Family
ID=40896380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102008000383A Withdrawn DE102008000383A1 (en) | 2008-02-22 | 2008-02-22 | Superimposed steering system for vehicle, has superposition gear to connect steering angle with angle of total angle at output unit of superposition gear, where driver provides steering angle at drive input unit of superposition gear |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE102008000383A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010029332A1 (en) * | 2010-05-27 | 2011-12-01 | Robert Bosch Gmbh | Electric motor, steering device and method |
EP2468605A1 (en) * | 2010-12-21 | 2012-06-27 | LG Innotek Co., Ltd. | EPS motor having steering angle sensor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19906703A1 (en) * | 1999-02-18 | 2000-08-24 | Bosch Gmbh Robert | Actuator for supplementing manual control of motor vehicle steering |
DE102004046535A1 (en) | 2003-09-24 | 2005-05-04 | Hitachi Unisia Automotive Ltd | Variable gear ratio device and steering control system using this |
DE102006037014A1 (en) * | 2006-08-04 | 2008-02-07 | Volkswagen Ag | Steering support providing device for vehicle i.e. motor vehicle, has operator interface determining absolute steering angle and/or absolute bevel angle of electromechanical steering system from position of rotor and sector rotation number |
-
2008
- 2008-02-22 DE DE102008000383A patent/DE102008000383A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19906703A1 (en) * | 1999-02-18 | 2000-08-24 | Bosch Gmbh Robert | Actuator for supplementing manual control of motor vehicle steering |
DE102004046535A1 (en) | 2003-09-24 | 2005-05-04 | Hitachi Unisia Automotive Ltd | Variable gear ratio device and steering control system using this |
DE102006037014A1 (en) * | 2006-08-04 | 2008-02-07 | Volkswagen Ag | Steering support providing device for vehicle i.e. motor vehicle, has operator interface determining absolute steering angle and/or absolute bevel angle of electromechanical steering system from position of rotor and sector rotation number |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010029332A1 (en) * | 2010-05-27 | 2011-12-01 | Robert Bosch Gmbh | Electric motor, steering device and method |
EP2468605A1 (en) * | 2010-12-21 | 2012-06-27 | LG Innotek Co., Ltd. | EPS motor having steering angle sensor |
CN102570722A (en) * | 2010-12-21 | 2012-07-11 | Lg伊诺特有限公司 | Eps motor having steering angle sensor |
CN102570722B (en) * | 2010-12-21 | 2016-06-22 | Lg伊诺特有限公司 | There is the EPS motor of steering angle sensor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20130903 |