WO2017182502A1 - Dispositif de direction à commande par câble électrique pour véhicules à moteur - Google Patents

Dispositif de direction à commande par câble électrique pour véhicules à moteur Download PDF

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Publication number
WO2017182502A1
WO2017182502A1 PCT/EP2017/059247 EP2017059247W WO2017182502A1 WO 2017182502 A1 WO2017182502 A1 WO 2017182502A1 EP 2017059247 W EP2017059247 W EP 2017059247W WO 2017182502 A1 WO2017182502 A1 WO 2017182502A1
Authority
WO
WIPO (PCT)
Prior art keywords
steering
shaft
detent
locking
star
Prior art date
Application number
PCT/EP2017/059247
Other languages
German (de)
English (en)
Inventor
Kristof Polmans
Original Assignee
Thyssenkrupp Presta Ag
Thyssenkrupp Ag
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 Thyssenkrupp Presta Ag, Thyssenkrupp Ag filed Critical Thyssenkrupp Presta Ag
Publication of WO2017182502A1 publication Critical patent/WO2017182502A1/fr

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
    • B62D5/001—Mechanical components or aspects of steer-by-wire systems, not otherwise provided for in this maingroup
    • B62D5/005—Mechanical components or aspects of steer-by-wire systems, not otherwise provided for in this maingroup means for generating torque on steering wheel or input member, e.g. feedback
    • B62D5/006—Mechanical components or aspects of steer-by-wire systems, not otherwise provided for in this maingroup means for generating torque on steering wheel or input member, e.g. feedback power actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
    • B60R25/021—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch
    • B60R25/0215—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch using electric means, e.g. electric motors or solenoids
    • B60R25/02153—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism restraining movement of the steering column or steering wheel hub, e.g. restraining means controlled by ignition switch using electric means, e.g. electric motors or solenoids comprising a locking member radially and linearly moved towards the steering column

Definitions

  • the invention relates to a steer-by-wire steering device for
  • Steering wheel is connected and acting on an electric motor
  • Locking device for blocking the rotation of the steering shaft.
  • Steer-by-wire steering systems are characterized by the fact that there is no mechanical connection between the steering wheel and the steerable wheels.
  • feedback actuators are used. Such a feedback actuator, too
  • Called manual torque contributes to the steering shaft, which is connected to the steering wheel, a torque.
  • the feedback actuator to an electric motor which is coupled via a worm gear with the steering shaft.
  • the torque introduced into the steering shaft and the steering wheel by means of the feedback actuator gives the driver a driving experience that is familiar from purely mechanical steering systems. He receives feedback on the forces acting on the steered wheels.
  • Locking mechanisms for a manual torque controller which either a magnetorheological stop on the steering shaft, a
  • Pawl mechanism two gear segments interact with two pawls.
  • the two gear segments cause blocking of the steering shaft in each case only in one direction when the associated pawl is triggered.
  • a disadvantage of this solution is the complex and space-consuming construction.
  • a locking mechanism is also known from DE 10 2014 009 517 B3, in which two solenoid-actuated locking bolts act on two toothed wheels, each of which controls the rotation of the steering shaft only in one
  • the locking bolt are bevelled at their coming into engagement with the gear end and the gears have corresponding beveled teeth, so that blocking only in one direction is possible, while rotation of the steering shaft in the opposite direction leads to a pushing back of the locking bolt by the corresponding tooth of the gear.
  • Blocking device is complex and space-consuming.
  • the object of the invention is to provide a steer-by-wire steering device for motor vehicles with a feedback actuator, which has a simple design and compact locking device for the steering operation.
  • the solution according to the invention provides that the steering shaft or the motor shaft is connected to a detent star, which has distributed over its circumference arranged locking grooves, and that at one
  • a locking device which has a locking pin which can be latched by means of an actuator from the outside into a locking groove of the locking star in the steering operation.
  • the locking device according to the invention requires only a solenoid-actuated locking pin and a snap-in star and can thus block both directions of rotation. It is therefore simple and
  • the locking device with Raststern and
  • the actuator comprises the
  • Detent device a solenoid (solenoid), in which a magnetic detent pin is arranged to be longitudinally displaceable in the direction of the detent star, so that it engages with its star facing the detent star in a latching groove of the detent star with electrically energized solenoid.
  • the actuator is particularly simple in this embodiment.
  • Raststerns are aligned parallel to the axis of the locking bolt, resulting in the action of high steering forces on the steering wheel by the driver no force components that would push the locking pin out of the locking groove out. Therefore, the locking connection is maintained even under heavy use.
  • the invention is further improved by the measure that
  • Motor shaft is arranged an elastic body, which allows a small rotation of the steering shaft with latched locking pin, which builds up an increasing counter torque. This measure serves the purpose that the generated by blocking the steering shaft holding torque does not build up abruptly. Due to the elastic
  • the holding torque is built over a limited angle of rotation and thus generates a progressive torque increase on the steering wheel, which corresponds to the natural steering feel in a steering system with a mechanical connection.
  • the elastic body may consist in practice of an elastomeric ring or a torsion spring or a tolerance ring.
  • Figure 1 a schematic diagram of a steer-by-wire steering system with
  • Figure 3 a steering column as in Figures 1 and 2 in longitudinal section;
  • Figure 5 A locking device in a representation as in FIG.
  • Figure 6 the locking device of Figure 5 with engaged
  • Figure 7 the locking device of Figure 6 with slightly deformed
  • FIG. 9 shows a diagram of the generated steering torque (M) in FIG.
  • FIG. 10 a further embodiment of the invention, in which the
  • Locking device acts directly on the steering shaft
  • Figure 1 1 a partial sectional view of the embodiment of
  • FIG. 1 shows a steer-by-wire steering system for a motor vehicle with a steering wheel assembly 2 and a steering operation 42
  • Steering assembly 2 includes a steering shaft 51 which carries at one end a steering wheel 52 and at the other end a rotary encoder 7 for the electronic control of the electric steering operation 42nd
  • the steering assembly 2 is connected to the steering operation 42.
  • This comprises a steering housing 4 with a steering motor 41 which drives a pinion 43, which in turn is in engagement with a rack 44 which acts on two tie rods 45, with which the vehicle wheels 46 can be pivoted.
  • a steering housing 4 is not shown Drehmomentetzêt
  • the steering wheel assembly 2 also includes a
  • Torque generating unit 8 which has an electric motor 6, the motor shaft 9 acts on a gear shaft 10 with worm wheel.
  • the transmission shaft 10 is with its worm in engagement with a Gear 1 1, which is mounted on the steering shaft 51.
  • Gear 1 which is mounted on the steering shaft 51.
  • the electric motor 6 of the torque generating unit 8 is driven, which initiates via the transmission shaft 10 with worm wheel and the gear 1 1, a corresponding torque in the steering shaft 51.
  • the transmission shaft 10 which comprises a worm
  • the worm wheel designed as a large gear 1 1 as a reduction gear, which significantly boosts the torques generated by the electric motor 6.
  • strong torque which generates an end stop when full steering of the steering wheel or abutment of the vehicle wheels 46, for example on a curb in conventional mechanical steering systems, the strength of
  • a locking device 12 is provided, which is adjacent to
  • the locking pin 14 is supported via the solenoid 13 to a housing 19 of the locking device 12 so that it can support the strong torques of the motor shaft 9 and thus the walls of the steering shaft 51.
  • the solenoid 13 thus serves as an actuator for the locking pin 14.
  • Raststern 15 and the motor shaft 9 and the steering shaft 51 changed to the effect that a certain relative rotation of the detent star 15 relative to the motor shaft 9 and the steering shaft 51 is made possible. In this way, a slight rotation of the steering shaft 51 (and thus the motor shaft 9) is possible even with a latched locking device 12, with increasing rotational angle ⁇ ⁇ an increasing
  • the elastic body may be formed as an elastomeric ring 24. Also other elastic
  • a tolerance ring 25 as shown in Figures 3 and 4, or a torsion spring.
  • the tolerance ring allows, when a certain limit torque is exceeded in the locked state on the steering shaft 51 that a Relative rotation between detent star 15 and the motor shaft 9 and the steering shaft 51 can take place, so that an overload protection is created, which protects the system from destruction.
  • Figures 7 and 8 the situation is shown in which the elastomeric ring 24 is increasingly deformed by increasing torque of the motor shaft 9 with locked locking device 12 in the direction of rotation.
  • Steering shaft 51 gives the driver a feeling for the stop, either the Lenkradendanschlag or the stop of a vehicle wheel 46 on an obstacle, such as a curb, so that it does not exert an even higher torque on the steering wheel 42, which
  • Figure 10 shows another embodiment of the invention, in which the locking device 12 is mounted on a jacket tube 53 of the steering column and acts directly on the steering shaft 51.
  • Figure 1 1 can be seen the steering shaft 51 on which an elastomeric ring 24 is mounted rotatably.
  • a detent star 15 is attached, which is provided as well as in the other embodiments with locking grooves 16, in which the locking pin 14 engages when turning on the solenoid 13.
  • all the functions of this embodiment correspond to those of the previously described embodiments, and all variants of the prescribed embodiments are applicable here as well.
  • the invention thus provides a particularly simple and compact locking device 12 for the steering operation of a steer-by-wire steering system that reliably simulates steering stops in a realistic-looking manner. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Steering Mechanism (AREA)

Abstract

L'invention concerne un dispositif de direction à commande par câble électrique pour véhicules à moteur, qui comprend un arbre de direction (51) qui est relié à une extrémité à un volant (52) et sur lequel agit un moteur électrique (6), de préférence par l'intermédiaire d'un engrenage réducteur (10, 11) et produit des couples de braquage, qui fournit au conducteur un retour d'information sur les forces exercées sur les roues menées (46) du véhicule, ainsi qu'un dispositif de verrouillage (12) monté sur l'arbre de direction (51) ou l'arbre (9) du moteur électrique (6) et servant à bloquer la rotation de l'arbre de direction (51). Le dispositif de direction à commande par câble électrique est amélioré en termes de structure simple et compacte du fait que l'arbre de direction (51) ou l'arbre de moteur (9) est relié à une roue crantée (15) qui présente des encoches d'arrêt (16) ménagées de manière répartie sur sa périphérie et du fait qu'un dispositif d'arrêt est monté sur un carter (19) logeant l'arbre de direction (51) ou l'arbre de moteur (9), ledit dispositif d'arrêt comportant un boulon d'arrêt (14) pouvant être encliqueté de l'extérieur, au moyen d'un actionneur (13), dans une encoche d'arrêt (16) de la roue crantée (15).
PCT/EP2017/059247 2016-04-19 2017-04-19 Dispositif de direction à commande par câble électrique pour véhicules à moteur WO2017182502A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016206610.2A DE102016206610A1 (de) 2016-04-19 2016-04-19 Steer-by-Wire Lenkvorrichtung für Kraftfahrzeuge
DE102016206610.2 2016-04-19

Publications (1)

Publication Number Publication Date
WO2017182502A1 true WO2017182502A1 (fr) 2017-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/059247 WO2017182502A1 (fr) 2016-04-19 2017-04-19 Dispositif de direction à commande par câble électrique pour véhicules à moteur

Country Status (2)

Country Link
DE (1) DE102016206610A1 (fr)
WO (1) WO2017182502A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10915136B2 (en) 2019-05-07 2021-02-09 Sensata Technologies, Inc. Dual mode sensing joystick assembly
CN114206688A (zh) * 2019-08-22 2022-03-18 蒂森克虏伯普利斯坦股份公司 用于控制机动车辆的线控转向系统的转向锁定的方法
US11370483B2 (en) 2020-01-27 2022-06-28 Sensata Technologies, Inc. Steer by wire system with dynamic braking and endstop cushioning for haptic feel
US11680426B2 (en) 2019-03-12 2023-06-20 Ford Global Technologies, Llc Locking mechanism for a motor
US11866103B2 (en) * 2021-11-10 2024-01-09 Zf Automotive Germany Gmbh Steering apparatus with a blocking device for limiting a steering angle of rotation, and steer-by-wire steering system with such a steering apparatus
US12122449B2 (en) 2019-09-06 2024-10-22 Sensata Technologies, Inc. Steer by wire system with redundant angular position sensing and an end-of-travel stop

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7126877B2 (ja) * 2018-06-22 2022-08-29 株式会社山田製作所 ステアリング装置
DE102018130875A1 (de) 2018-12-04 2020-06-04 Bayerische Motoren Werke Aktiengesellschaft Fahrzeug mit einer Lenkvorrichtung
DE102019215681A1 (de) 2019-10-11 2021-04-15 Thyssenkrupp Ag Verriegelungsvorrichtung und Lenksäule mit Verriegelungsvorrichtung
DE102021201640A1 (de) 2021-02-22 2022-08-25 Thyssenkrupp Ag Lenksäule für ein Kraftfahrzeug
DE102022121664A1 (de) * 2022-04-12 2023-10-12 Inventus Engineering Gmbh Lenkvorgabeeinrichtung zum Vorgeben einer Lenkbewegung nach dem Steer-by-Wire-Konzept und Verfahren zum Betreiben einer Lenkvorgabeeinrichtung
DE102022206398A1 (de) 2022-06-24 2024-01-04 Volkswagen Aktiengesellschaft Force-Feedback-Aktuator und Steer-by-wire-Kraftfahrzeuglenkung mit einem solchen

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002040336A1 (fr) * 2000-11-18 2002-05-23 Robert Bosch Gmbh Embrayage pour un systeme de direction a commande par cable (steer-by-wire)
EP1332946A2 (fr) * 2002-02-05 2003-08-06 Delphi Technologies, Inc. Actionneur pour volant de direction
FR2886266A1 (fr) * 2005-05-26 2006-12-01 Renault Sas Dispositif de restitution d'un effort de butee dans un systeme de direction decouplee d'un vehicule automobile
FR2908101A1 (fr) * 2006-11-06 2008-05-09 Renault Sas Dispositif restituteur de force dans un vehicule mecaniquement decouple en direction
DE102014009517B3 (de) 2014-06-25 2015-09-17 Audi Ag Lenksystem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005067284A (ja) * 2003-08-20 2005-03-17 Denso Corp 伝達比可変操舵装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002040336A1 (fr) * 2000-11-18 2002-05-23 Robert Bosch Gmbh Embrayage pour un systeme de direction a commande par cable (steer-by-wire)
EP1332946A2 (fr) * 2002-02-05 2003-08-06 Delphi Technologies, Inc. Actionneur pour volant de direction
DE60303081T2 (de) 2002-02-05 2006-07-20 Delphi Technologies, Inc., Troy Handradstellglied
FR2886266A1 (fr) * 2005-05-26 2006-12-01 Renault Sas Dispositif de restitution d'un effort de butee dans un systeme de direction decouplee d'un vehicule automobile
FR2908101A1 (fr) * 2006-11-06 2008-05-09 Renault Sas Dispositif restituteur de force dans un vehicule mecaniquement decouple en direction
DE102014009517B3 (de) 2014-06-25 2015-09-17 Audi Ag Lenksystem

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11680426B2 (en) 2019-03-12 2023-06-20 Ford Global Technologies, Llc Locking mechanism for a motor
US10915136B2 (en) 2019-05-07 2021-02-09 Sensata Technologies, Inc. Dual mode sensing joystick assembly
CN114206688A (zh) * 2019-08-22 2022-03-18 蒂森克虏伯普利斯坦股份公司 用于控制机动车辆的线控转向系统的转向锁定的方法
US20220169301A1 (en) * 2019-08-22 2022-06-02 Thyssenkrupp Presta Ag Method for controlling steering locking of a steer-by-wire steering system of a motor vehicle
JP2022542869A (ja) * 2019-08-22 2022-10-07 ティッセンクルップ・プレスタ・アクチエンゲゼルシヤフト 自動車のステアバイワイヤーステアリングシステムのステアリングのロッキングを制御するための方法
JP7349552B2 (ja) 2019-08-22 2023-09-22 ティッセンクルップ・プレスタ・アクチエンゲゼルシヤフト 自動車のステアバイワイヤーステアリングシステムのステアリングのロッキングを制御するための方法
CN114206688B (zh) * 2019-08-22 2024-03-29 蒂森克虏伯普利斯坦股份公司 用于控制机动车辆的线控转向系统的转向锁定的方法
US12097910B2 (en) * 2019-08-22 2024-09-24 Thyssenkrupp Presta Ag Method for controlling steering locking of a steer-by-wire steering system of a motor vehicle
US12122449B2 (en) 2019-09-06 2024-10-22 Sensata Technologies, Inc. Steer by wire system with redundant angular position sensing and an end-of-travel stop
US11370483B2 (en) 2020-01-27 2022-06-28 Sensata Technologies, Inc. Steer by wire system with dynamic braking and endstop cushioning for haptic feel
US11866103B2 (en) * 2021-11-10 2024-01-09 Zf Automotive Germany Gmbh Steering apparatus with a blocking device for limiting a steering angle of rotation, and steer-by-wire steering system with such a steering apparatus

Also Published As

Publication number Publication date
DE102016206610A1 (de) 2017-10-19

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