KR20110071973A - Apparatus for returnning forward direction of vehicle steering wheel and method thereof - Google Patents

Apparatus for returnning forward direction of vehicle steering wheel and method thereof Download PDF

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Publication number
KR20110071973A
KR20110071973A KR1020090128718A KR20090128718A KR20110071973A KR 20110071973 A KR20110071973 A KR 20110071973A KR 1020090128718 A KR1020090128718 A KR 1020090128718A KR 20090128718 A KR20090128718 A KR 20090128718A KR 20110071973 A KR20110071973 A KR 20110071973A
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KR
South Korea
Prior art keywords
steering wheel
vehicle
unit
steering
difference
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KR1020090128718A
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Korean (ko)
Inventor
박병규
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콘티넨탈 오토모티브 일렉트로닉스 유한회사
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Priority to KR1020090128718A priority Critical patent/KR20110071973A/en
Publication of KR20110071973A publication Critical patent/KR20110071973A/en

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    • 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
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0457—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such
    • B62D5/046—Controlling the motor
    • B62D5/0466—Controlling the motor for returning the steering wheel to neutral position
    • 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
    • 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
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0457—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such
    • B62D5/0481—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such monitoring the steering system, e.g. failures
    • B62D5/0493—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such monitoring the steering system, e.g. failures detecting processor errors, e.g. plausibility of steering direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B62D6/007—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits adjustable by the driver, e.g. sport mode

Abstract

PURPOSE: Device and method for making the steering wheel of a vehicle have right position are provided to prevent a vehicle from running in an unexpected direction and solve the problem with steering the handle to right position in a halt sate. CONSTITUTION: A device for making the steering wheel of a vehicle have right position comprises a button unit(2), a position sensor(1), a control unit(3) and a steering-handle driving unit(4). The button unit is installed to get the right-position return signal of a steering wheel. The position sensor senses current position of the steering wheel. The control unit receives current position of the steering wheel from the position sensor and calculates the difference to the right position if the return signal is input from the button. The control unit outputs a driving signal to drive the steering handle by the difference so that the steering wheel has right position. The steering-handle driving unit drives the steering handle according to the driving signal of the control unit.

Description

자동차 조향바퀴의 정방향 복귀 장치 및 방법{APPARATUS FOR RETURNNING FORWARD DIRECTION OF VEHICLE STEERING WHEEL AND METHOD THEREOF}APPARATUS FOR RETURNNING FORWARD DIRECTION OF VEHICLE STEERING WHEEL AND METHOD THEREOF}

본 발명은 자동차 조향바퀴의 정방향 복귀 장치에 관한 것으로, 더 상세하게는 운전자의 버튼조작만으로 자동차 조향바퀴가 자동으로 정방향으로 복귀하도록 하는 자동차 조향바퀴의 정방향 복귀 장치 및 방법에 관한 것이다.The present invention relates to a forward return device of a steering wheel of a vehicle, and more particularly, to a forward return device and a method of a steering wheel of the vehicle to automatically return to the steering wheel only by a button operation of the driver.

일반적으로 조향장치는 자동차의 주행방향을 바꾸는 장치로서, 조향핸들의 회전을 통해 조향바퀴의 방향을 바꾸고 있다.In general, a steering device is a device for changing a driving direction of a vehicle and changes the direction of a steering wheel through rotation of a steering wheel.

조향바퀴를 정방향으로 맞추기 위하여, 자동차 정지상태에서 힘들게 조향핸들을 돌려야 하는 불편함이 있다. In order to adjust the steering wheel in the forward direction, it is inconvenient to turn the steering wheel hard while the vehicle is stopped.

특히, 주차를 하였을 때 조향바퀴가 정방향이 아닌 다른 방향으로 틀어져 있을 경우, 정방향으로 핸들을 돌리는 경우가 많다.In particular, when the parking wheel is turned in a direction other than the forward direction, the steering wheel is often turned in the forward direction.

상기한 기술구성은 본 발명의 이해를 돕기 위한 배경기술로서, 본 발명이 속 하는 기술분야에서 널리 알려진 종래기술을 의미하는 것은 아니다.The above technical configuration is a background art for helping understanding of the present invention, and does not mean a conventional technology well known in the technical field to which the present invention belongs.

본 발명은 운전자의 버튼조작만으로 자동차 조향바퀴가 자동으로 정방향으로 복귀하도록 하는 자동차 조향바퀴의 정방향 복귀 장치 및 방법을 제공하는데 그 목적이 있다.It is an object of the present invention to provide an apparatus and method for returning a vehicle steering wheel to allow the vehicle steering wheel to automatically return to the forward direction only with a button manipulation of the driver.

전술한 목적을 달성하기 위해 창안된 본 발명의 구성은 다음과 같다.The configuration of the present invention, which is invented to achieve the above-described object, is as follows.

본 발명에 의한 자동차 조향바퀴의 정방향 복귀 장치는, 조향바퀴의 정방향 복귀신호를 입력하기 위한 버튼부와, 상기 조향바퀴의 현재위치를 감지하는 위치감지부와, 상기 버튼부로부터 복귀신호가 입력되면 상기 위치감지부로부터 조향바퀴의 현재위치를 입력받아 정방향 위치와의 차이를 연산하고, 상기 조향바퀴가 정방향이 되도록 상기 차이만큼 조향핸들을 구동하기 위한 구동신호를 출력하는 제어부와, 상기 제어부의 구동신호에 따라 조향핸들을 구동하는 조향핸들 구동부를 포함하는 것을 특징으로 한다.According to an aspect of the present invention, a vehicle steering wheel forward return device includes a button unit for inputting a forward return signal of a steering wheel, a position sensing unit sensing a current position of the steering wheel, and a return signal from the button unit A control unit for receiving a current position of the steering wheel from the position sensing unit, calculating a difference from a forward position, and outputting a driving signal for driving the steering wheel by the difference so that the steering wheel is in the forward direction; And a steering wheel driver for driving the steering wheel according to the signal.

본 발명에서, 상기 조향바퀴의 정방향 정보를 저장하는 메모리부를 더 포함하는 것을 특징으로 한다.In the present invention, it further comprises a memory unit for storing the forward information of the steering wheel.

본 발명에서, 상기 버튼부는 자동차의 정지상태에서만 활성화되는 것을 특징 으로 한다.In the present invention, the button portion is characterized in that it is activated only in the stationary state of the vehicle.

그리고, 본 발명에 의한 자동차 조향바퀴의 정방향 복귀 방법은, 조향바퀴의 정방향 복귀명령을 입력받는 단계와, 상기 복귀명령이 입력되면 조향바퀴의 현재위치와 정방향 위치와의 차이를 연산하는 단계와, 상기 조향바퀴의 현재위치가 정방향 위치가 되도록 상기 차이만큼 조향핸들을 구동하는 단계를 포함하는 것을 특징으로 한다.In addition, the method for forward return of the steering wheel of the vehicle according to the present invention comprises the steps of: receiving a forward return command of the steering wheel; calculating the difference between the current position and the forward position of the steering wheel when the return command is input; And driving the steering wheel by the difference so that the current position of the steering wheel becomes the forward position.

본 발명에서, 상기 조향바퀴의 정방향 복귀명령은 자동차가 정지상태인 경우 버튼조작에 의해 입력되는 것을 특징으로 한다.In the present invention, the forward return command of the steering wheel is characterized in that the input by the button operation when the vehicle is stopped.

상술한 바와 같이, 본 발명은 자동차 출발전 운전자가 버튼 조작만으로 조향바퀴를 정방향으로 맞추게 함으로써 자동차가 예상외의 방향으로 나아가는 것을 예방하고, 정지상태에서 힘들게 핸들을 정방향으로 맞추어야 하는 불편함을 해소한다.As described above, the present invention allows the driver to adjust the steering wheel in the forward direction only with a button operation to prevent the vehicle from moving in an unexpected direction, and alleviates the inconvenience of having to adjust the steering wheel in the forward direction in a stationary state.

또한, 본 발명은 자동차 주차를 수행할 때에도 정지상태에서 버튼 조작만으로 조향바퀴를 정방향으로 맞추어 줌으로써 운전자의 편의성을 향상시킨다.In addition, the present invention improves the driver's convenience by adjusting the steering wheel in the forward direction only by the button operation in the stop state even when the car parking.

이하, 실시예를 통하여 본 발명을 더욱 상세히 설명하기로 한다. 이들 실시예는 단지 본 발명을 예시하기 위한 것이며, 본 발명의 권리 보호 범위가 이들 실 시예에 의해 제한되는 것은 아니다.Hereinafter, the present invention will be described in more detail with reference to Examples. These examples are merely for illustrating the present invention, and the scope of protection of the present invention is not limited to these embodiments.

이 과정에서 도면에 도시된 선들의 두께나 구성요소의 크기 등은 설명의 명료성과 편의상 과장되게 도시되어 있을 수 있다. 또한, 후술되는 용어들은 본 발명에서의 기능을 고려하여 정의된 용어들로서 이는 사용자, 운용자의 의도 또는 관례에 따라 달라질 수 있다. 그러므로, 이러한 용어들에 대한 정의는 본 명세서 전반에 걸친 내용을 토대로 내려져야 할 것이다.In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

도 1은 본 발명의 실시예에 따른 자동차 조향바퀴의 정방향 복귀 장치의 구성을 설명하기 위한 블럭도이다.1 is a block diagram illustrating a configuration of a forward return device for a steering wheel of a vehicle according to an exemplary embodiment of the present invention.

도 1을 참고하면, 본 실시예에 의한 자동차 조향바퀴의 정방향 복귀 장치는 위치감지부(1)와 버튼부(2)와 제어부(3)와 조향핸들 구동부(4)와 메모리부(5)를 포함한다.Referring to FIG. 1, the apparatus for reversing the steering wheel of the vehicle according to the present embodiment includes a position sensing unit 1, a button unit 2, a control unit 3, a steering wheel driving unit 4, and a memory unit 5. Include.

위치감지부(1)는 조향바퀴의 현재위치를 감지하여 제어부(3)로 제공하고, 버튼부(2)는 조향바퀴의 정방향 복귀신호를 입력하기 버튼으로, 자동차가 정지상태인 경우에만 활성화된다.The position detecting unit 1 detects the current position of the steering wheel and provides it to the controller 3, and the button unit 2 is a button for inputting a forward return signal of the steering wheel, and is activated only when the vehicle is stopped. .

제어부(3)는 버튼부(2)로부터 복귀신호가 입력되면 위치감지부(1)로부터 조향바퀴의 현재위치를 입력받아 정방향 위치와의 차이를 연산하고, 조향바퀴가 정방향이 되도록 차이만큼 조향핸들을 구동하기 위한 구동신호를 출력한다.The control unit 3 receives the current position of the steering wheel from the position sensing unit 1 when the return signal is input from the button unit 2, calculates a difference from the forward position, and adjusts the steering wheel by the difference so that the steering wheel is in the forward direction. Outputs a drive signal for driving.

조향핸들 구동부(4)는 제어부(3)의 구동신호에 따라 조향핸들을 구동하여 조향바퀴를 정방향으로 복귀시킨다.The steering wheel driver 4 drives the steering wheel according to the driving signal of the controller 3 to return the steering wheel to the forward direction.

메모리부(5)는 정방향 위치 정보를 저장하고 있다가 제어부(3)가 요청하면 정방향 위치 정보를 제공한다.The memory unit 5 stores the forward position information, and provides the forward position information when the controller 3 requests it.

도 2는 본 발명의 실시예에 따른 자동차 조향바퀴의 정방향 복귀 방법을 설명하기 위한 순서도이다.2 is a flowchart illustrating a method of returning a vehicle steering wheel in a forward direction according to an exemplary embodiment of the present invention.

도 2을 참고하면, 본 실시예에 의한 자동차 조향바퀴의 정방향 복귀 방법은, 먼저, 제어부(3)가 버튼부(2)로부터 조향바퀴의 정방향 복귀명령을 입력받는다(S1).Referring to FIG. 2, in the forward return method of the steering wheel of the vehicle according to the present embodiment, first, the control unit 3 receives a forward return command of the steering wheel from the button unit 2 (S1).

여기서, 조향바퀴의 정방향 복귀명령은 자동차가 정지상태인 경우 버튼조작에 의해 입력된다.Here, the forward return command of the steering wheel is input by a button operation when the vehicle is in a stopped state.

이어서, 복귀명령이 입력되면 제어부(3)는 위치감지부(1)로부터 입력된 조향바퀴의 현재위치와 메모리부(5)로부터 입력된 정방향 위치와의 차이를 연산한다(S2).Subsequently, when the return command is input, the controller 3 calculates a difference between the current position of the steering wheel input from the position sensing unit 1 and the forward position input from the memory unit 5 (S2).

그리고, 조향바퀴의 현재위치와 정방향 위치와의 차이만큼 조향핸들을 구동하여 조향바퀴가 정방향으로 위치되도록 한다(S3).Then, the steering wheel is driven by the difference between the current position and the forward position of the steering wheel so that the steering wheel is positioned in the forward direction (S3).

이와 같이 본 실시예에 의한 자동차 조향바퀴의 정방향 복귀 장치 및 방법은, 운전자가 버튼 조작만으로 조향바퀴를 정방향으로 맞추게 함으로써 자동차가 출발할 때 예상외의 방향으로 나아가는 것을 예방하고, 주차를 수행할 때에도 정지상태에서 힘들게 핸들을 정방향으로 맞추어야 하는 불편함을 해소하여 운전자의 편의성을 향상시킨다.As described above, the apparatus and method for reversing the steering wheel of the vehicle according to the present embodiment allow the driver to adjust the steering wheel in the forward direction with only a button operation to prevent the vehicle from moving in an unexpected direction when the vehicle starts and stop even when parking. The driver's convenience is improved by eliminating the inconvenience of having to adjust the steering wheel in the forward direction.

상술한 바와 같이 본 발명은 도면에 도시된 실시예를 참고로 하여 설명되었 으나, 이는 예시적인 것에 불과하며, 당해 기술이 속하는 분야에서 통상의 지식을 가진 자라면 이로부터 다양한 변형 및 균등한 타 실시예가 가능하다는 점을 이해할 것이다. 따라서 본 발명의 진정한 기술적 보호범위는 아래의 특허청구범위에 의해서 정하여져야 할 것이다.As described above, the present invention has been described with reference to the embodiment shown in the drawings, but this is merely exemplary, and those skilled in the art to which the art belongs, various modifications and other equivalent implementation therefrom It will be appreciated that examples are possible. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

도 1은 본 발명의 실시예에 따른 자동차 조향바퀴의 정방향 복귀 장치의 구성을 설명하기 위한 블럭도이다.1 is a block diagram illustrating a configuration of a forward return device for a steering wheel of a vehicle according to an exemplary embodiment of the present invention.

도 2는 본 발명의 실시예에 따른 자동차 조향바퀴의 정방향 복귀 방법을 설명하기 위한 순서도이다.2 is a flowchart illustrating a method of returning a vehicle steering wheel in a forward direction according to an exemplary embodiment of the present invention.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

1 : 위치 감지부 2 : 버튼부1: position detection unit 2: button unit

3 : 제어부 4 : 조향핸들 구동부3: control unit 4: steering wheel driving unit

5 : 메모리부5: memory

Claims (5)

조향바퀴의 정방향 복귀신호를 입력하기 위한 버튼부;A button unit for inputting a forward return signal of a steering wheel; 상기 조향바퀴의 현재위치를 감지하는 위치감지부;A position sensing unit for sensing a current position of the steering wheel; 상기 버튼부로부터 복귀신호가 입력되면 상기 위치감지부로부터 조향바퀴의 현재위치를 입력받아 정방향 위치와의 차이를 연산하고, 상기 조향바퀴가 정방향이 되도록 상기 차이만큼 조향핸들을 구동하기 위한 구동신호를 출력하는 제어부; 및When the return signal is input from the button unit, the position detection unit receives the current position of the steering wheel, calculates a difference from the forward position, and drives a drive signal for driving the steering wheel by the difference so that the steering wheel is in the forward direction. A control unit for outputting; And 상기 제어부의 구동신호에 따라 조향핸들을 구동하는 조향핸들 구동부를 포함하는 것을 특징으로 하는 자동차 조향바퀴의 정방향 복귀 장치. And a steering wheel steering unit for driving a steering wheel according to the driving signal of the control unit. 제 1 항에 있어서,The method of claim 1, 상기 조향바퀴의 정방향 정보를 저장하는 메모리부를 더 포함하는 것을 특징으로 하는 자동차 조향바퀴의 정방향 복귀 장치.And a memory unit for storing forward information of the steering wheel. 제 1 항에 있어서, 상기 버튼부는The method of claim 1, wherein the button unit 자동차의 정지상태에서만 활성화되는 것을 특징으로 하는 자동차 조향바퀴의 정방향 복귀 장치.The forward return device of the steering wheel of the vehicle, characterized in that activated only in the stationary state of the vehicle. 조향바퀴의 정방향 복귀명령을 입력받는 단계;Receiving a forward return command of a steering wheel; 상기 복귀명령이 입력되면 조향바퀴의 현재위치와 정방향 위치와의 차이를 연산하는 단계; 및Calculating a difference between a current position of a steering wheel and a forward position when the return command is input; And 상기 조향바퀴의 현재위치가 정방향 위치가 되도록 상기 차이만큼 조향핸들을 구동하는 단계를 포함하는 것을 특징으로 하는 자동차 조향바퀴의 정방향 복귀 방법.And driving the steering wheel by the difference so that the current position of the steering wheel is the forward position. 제 4 항에 있어서, 상기 조향바퀴의 정방향 복귀명령은The method of claim 4, wherein the forward return command of the steering wheel is 자동차가 정지상태인 경우 버튼조작에 의해 입력되는 것을 특징으로 하는 자동차 조향바퀴의 정방향 복귀 방법.The method of returning the steering wheel of the vehicle, characterized in that it is input by a button operation when the vehicle is stopped.
KR1020090128718A 2009-12-22 2009-12-22 Apparatus for returnning forward direction of vehicle steering wheel and method thereof KR20110071973A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015030559A1 (en) 2013-09-02 2015-03-05 주식회사 두산 Device for controlling steering wheel and method for controlling steering wheel using same
WO2015060534A1 (en) * 2013-10-23 2015-04-30 삼성테크윈 주식회사 Steering system and method for controlling steering system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015030559A1 (en) 2013-09-02 2015-03-05 주식회사 두산 Device for controlling steering wheel and method for controlling steering wheel using same
KR20150026221A (en) 2013-09-02 2015-03-11 주식회사 두산 Apparatus for controlling steering wheel and control method using the same
US9802647B2 (en) 2013-09-02 2017-10-31 Doosan Corporation Device for controlling steering wheel and method for controlling steering wheel using same
WO2015060534A1 (en) * 2013-10-23 2015-04-30 삼성테크윈 주식회사 Steering system and method for controlling steering system
KR20150047021A (en) * 2013-10-23 2015-05-04 삼성테크윈 주식회사 Steering system
US10160486B2 (en) 2013-10-23 2018-12-25 Hanwha Land Systems Co., Ltd. Steering system and method for controlling steering system

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