JP2002304227A - Vehicle drive operating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To promote a driver to perform correct operation of an operation lever by notifying the driving information of a vehicle to the driver. SOLUTION: A vehicle drive operating device for driving the vehicle based on the operation of the operation lever 10 comprises an operating condition monitoring means (a vehicle-to-vehicle distance sensor 81 and a lane detection sensor 82) for monitoring the vehicle driving condition, oscillation providing means (exciters 56 and 57) for providing a plurality of kinds of oscillation to the operation lever, and a control means (an electric control unit ECU) for controlling the operation of the oscillation providing means based on the preset notification priority of the vehicle driving condition monitored by the driving condition monitoring means. The vehicle driving condition is notified to the driver by the oscillation of the operation lever by the oscillation providing means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle driving operation device for performing a driving operation (acceleration operation, deceleration operation, steering operation, etc.) of a vehicle based on an operation (basic operation) of an operation lever.

[0002]

2. Description of the Related Art A vehicle driving operation device of this kind is disclosed, for example, in Japanese Patent Application Laid-Open Publication No. 11-171025. In the vehicle driving operation device disclosed in the publication, an operation lever (joystick) is used. The vehicle decelerates (brakes) / accelerates in the basic operation, ie, the operation in the front-rear direction, and the vehicle is steered left and right in the left-right operation.

[0003]

In the vehicular driving operation device disclosed in the above-mentioned publication, a vibrating protrudable portion or a projection portion is provided on a grip portion of the operation lever so that the operation position of the operation lever ( Operation amount) or, for example, to inform the driver of the vehicle state such as a low fuel level, but not to inform the driver of the driving state of the vehicle or the erroneous input state of the operation lever, The driver cannot be urged to operate the operation lever accurately.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a vehicle driving operation device for performing a driving operation of a vehicle based on an operation of an operation lever. Operating state monitoring means, vibration applying means for applying a plurality of vibrations (for example, a plurality of vibrations having different frequencies and amplitudes in front and rear, left and right, and up and down) to the operation lever, and monitoring by the operating state monitoring means Control means for controlling the operation of the vibration imparting means based on a preset notification priority of the driving state of the vehicle to be provided, and the driving state of the vehicle is given to the driver by the vibration of the operation lever by the vibration imparting means. The feature is that the notification is made (the invention according to claim 1).

According to the present invention, there is provided a vehicle driving operation device in which a vehicle driving operation is performed based on an operation of an operation lever, and whether or not the operation input of the operation lever is reflected in the driving state of the vehicle. Operation input determination means for determining
Vibration imparting means for imparting a plurality of vibrations to the operation lever, and control means for controlling the operation of the vibration imparting means based on a determination result by the operation input determining means are provided, and the operation lever is controlled by the vibration imparting means. It is characterized in that a plurality of erroneous input states are notified to the driver by vibration (the invention according to claim 2).

[0006]

In the driving operation device for a vehicle according to the present invention (the invention according to claim 1), the notification priority is set in accordance with the urgency of an abnormality during traveling of the vehicle, so that a plurality of vibrations can be generated. The driver can be made to recognize the emergency state of the vehicle abnormality step by step, and it is possible to prompt the driver to operate the operation lever accurately.

Further, in the vehicle driving operation device according to the present invention (the invention according to claim 2), the driver is informed of a plurality of erroneous input states of the operation lever by a plurality of vibrations of the operation lever, so that the driver is notified. Useless operation of the operation lever (operation not reflected in the driving state of the vehicle) can be suppressed,
It is possible to encourage the driver to operate the operation lever accurately and efficiently.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The driving operation device for a vehicle according to the present invention shown in FIGS. 1 to 3 is capable of performing acceleration operation, deceleration operation, and steering operation of the vehicle by basic operations of front, rear, left and right, and sets a substantially upright operation lever to a neutral state ( Joystick) 10
It has.

The operation lever 10 is, as shown in FIG.
A lever body 11 having a spherical support portion 11a at an intermediate portion;
A handle portion 12 is attached to an upper end portion of the lever main body 11 so as to be rotatable in the direction of an arrow. It is attached.
In addition, on the box 20, the elbow support 22 can be tilted and displaced in the left-right direction and slid in the front-rear direction so that the elbow support 22 can be adapted to the physique and driving posture of the driver to facilitate each operation of the operation lever 10. It is provided as possible.

The longitudinal movement of the operation lever 10 is configured to be converted into the amount of rotation of one of the rotation shafts 31 (see FIG. 2) via an L-shaped guide plate 32. Is an angle detection sensor 33 such as a potentiometer, as schematically shown in FIG.
A reaction motor 34 and a pair of gears 35 and 36 are provided for generating a reaction force against rotation to apply an operation reaction force when the operation lever 10 is moved back and forth. Angle detection sensor 33
The acceleration operation amount (corresponding to the accelerator operation amount) when the operation lever 10 is moved backward from the neutral state or returned to the neutral state, and the operation lever 10 is operated forward from the neutral state or in the neutral state. The amount of deceleration operation (corresponding to the amount of brake operation) when returning to the state is detected and output to the electric control unit ECU.

The left and right operations of the operating lever 10 are converted into the amount of rotation of the other rotating shaft 41 (see FIG. 2) via an L-shaped guide plate 42.
As shown schematically in FIG. 1 and detailed in FIG. 2, the rotation shaft 41 has an angle detection sensor 4 such as a potentiometer.
And a reaction force motor 44 for generating a reaction force against rotation to apply an operation reaction force when the operation lever 10 moves left and right.
And gear pairs 45 and 46 are provided. The angle detection sensor 43 includes a left-turn steering operation amount when the operation lever 10 is operated leftward from the neutral state or is returned to the neutral state, and the operation lever 10 is operated rightward from the neutral state or in the neutral state. The amount of right-turn steering operation when returning to is detected and output to the electric control unit ECU.

The turning operation of the handle portion 12 with respect to the lever main body 11 of the operation lever 10 can be detected by the turning detection sensor (turn signal lamp pointing direction detection sensor) 13 shown in FIG.
Is rotated left by a predetermined amount from the neutral state (rotated counterclockwise as viewed from above), a left turn signal is output from the turn detection sensor 13 to the electric control unit ECU, and the steering wheel 1 is turned.
When the vehicle 2 is turned rightward by a predetermined amount from the neutral state (rotated clockwise as viewed from above), a right turn signal is output from the turn detection sensor 13 to the electric control unit ECU.

In this embodiment, as shown in FIGS. 2 and 3, the base plate 21 includes a spring S1 provided in the front-rear direction and a front-rear vibrator 56, and a spring S2 provided in the left-right direction and a left-right spring S2. The direction exciter 57, the spring S3 provided in the up-down direction, and the up-down direction exciter 58 are supported by the body 90 so as to be movable back and forth, left and right, and up and down. The vibrator is vibrated in the front-rear direction by the operation, vibrates in the left-right direction by the operation of the left-right vibrator 57, and vibrates in the up-down direction by the operation of the vertical vibrator 58.

The electric control unit ECU controls the operations of the accelerator actuator 51, the brake actuator 52, the steering actuator 53, the left and right turn signal lamps 54 and 55, etc., according to the operation of the operation lever 10 when the engine is driven. When the acceleration operation amount detected by the angle detection sensor 33 exceeds a preset neutral dead zone, an output corresponding to the acceleration operation amount is given to the accelerator driving circuit 61 to provide the accelerator actuator 5
1 (engine output) to control the angle detection sensor 3
When the amount of deceleration operation detected by step 3 exceeds a neutral dead zone set in advance, an output corresponding to the amount of deceleration operation is given to the brake drive circuit 62 and the brake actuator 52
(Braking force) is controlled.

On the other hand, when the acceleration operation amount detected by the angle detection sensor 33 is within a preset neutral dead zone, the operation of the accelerator actuator 51 cannot be changed, and the acceleration operation of the vehicle by the operation of the operation lever 10 cannot be performed. Have been. When the deceleration operation amount detected by the angle detection sensor 33 is within a preset neutral dead zone, the operation of the brake actuator 52 cannot be changed, and the deceleration operation of the vehicle by the operation of the operation lever 10 is disabled. .

When the amount of left-turn steering operation or the amount of right-turn steering operation detected by the angle detection sensor 43 exceeds a preset neutral dead zone, the electric control unit ECU outputs an output corresponding to each steering operation amount. It is provided to a steering drive circuit 63 to control the operation of the steering actuator 53 (the amount of turning of the wheels). On the other hand, when the left-turn steering operation amount or the right-turn steering operation amount detected by the angle detection sensor 43 is within a preset neutral dead zone, the operation of the steering actuator 53 cannot be changed, and the operation of the operation lever 10 causes the vehicle to be operated. Steering operation is not possible.

Further, when the operation amount detected by each of the angle detecting means 33 and 43 changes while the left turn signal is output from the turn detection sensor 13 to the electric control unit ECU (the handle portion 12 is turned left by a predetermined amount). When the operating lever 10 is operated in the basic state in the state of being operated), the electric control device E
The CU gives an output to the blinking drive circuit 64 to blink the left turn signal lamp 54, and the angle is detected by each of the angle detection means 33 and 43 in a state where the right turn signal is output from the turn detection sensor 13 to the electric control unit ECU. When the operated amount changes (when the operating lever 10 is basically operated in a state where the handle portion 12 is turned rightward by a predetermined amount), the electric control unit ECU provides an output to the blinking drive circuit 65 and The right turn signal lamp 55 blinks.

Further, the electric control unit ECU controls the accelerator driving circuit 61 according to the following distance data and relative speed data from the preceding vehicle outputted from the following distance sensor 81 provided at the front of the vehicle during traveling by the following control system. And an output to the brake drive circuit 62 to control each operation of the accelerator actuator 51 and the brake actuator 52, so that the vehicle speed is controlled at a constant speed control / deceleration control / following control / acceleration control. I have.

Further, the electric control unit ECU outputs an output to the steering drive circuit 63 by the lane departure prevention system in accordance with the position data of the vehicle with respect to the traveling lane outputted from the lane detection sensor 82 provided in front of the vehicle during traveling. Giving,
The operation of the steering actuator 53 is controlled, and the traveling path of the vehicle is maintained at substantially the center of the traveling lane.

By the way, in the vehicle driving operation device of the present embodiment configured as described above, the inter-vehicle distance sensor 81 provided in front of the vehicle captures the preceding vehicle when the vehicle is running, and the inter-vehicle maintenance control system operates. Is started, the electric control unit ECU supplies an output to the longitudinal vibration drive circuit 66 to operate the longitudinal vibration exciter 56 at a predetermined amplitude and frequency. In addition, when the headway with the preceding vehicle becomes less than the set value while the headway control system is operating (when the headway with the preceding vehicle is too tight and it is necessary to urge the driver to operate) ), Electric control unit ECU
Supplies an output to the longitudinal vibration drive circuit 66 to operate the longitudinal vibration exciter 56 with a larger amplitude and frequency than those described above. On the other hand, when the inter-vehicle maintenance control system diagnoses that the self-diagnosis function is in a state where it does not operate normally, the electric control unit ECU transmits the longitudinal vibration drive circuit 66
And the longitudinal vibration exciter 56 is operated with a smaller amplitude and frequency compared to the above.

In this embodiment, when the vehicle travels, the position detection sensor 82 provided in front of the vehicle detects the start of deviation from the traveling lane, and when the lane departure prevention system starts operating, the electric control is performed. The device ECU supplies an output to the left-right vibration drive circuit 67 to operate the left-right vibration exciter 57 at a predetermined amplitude and frequency. In addition, when the lane departure prevention system is operating and the deviation from the driving lane is greater than or equal to the set value (the deviation from the driving lane becomes large and it is necessary to evoke the driver's operation. ), The electric control unit ECU supplies an output to the left-right vibration drive circuit 67 to operate the left-right vibration exciter 57 with a larger amplitude and frequency than the above. On the other hand, when the lane departure prevention system diagnoses that the self-diagnosis function does not operate normally, the electric control unit ECU supplies an output to the left-right vibration driving circuit 67 to make the left-right vibration exciter 57 compare to the above. It is designed to operate with small amplitude and frequency.

In this embodiment, the basic operation of the operation lever 10 in the front-rear direction when the vehicle travels exceeds the set range (the area where the operation input of the operation lever 10 is reflected in the acceleration / deceleration of the vehicle). When the angle detection sensor 33 detects that the vertical vibration exciter 58 has a predetermined amplitude and a predetermined amplitude,
It is designed to operate at a frequency. When the angle detection sensor 43 detects that the basic operation of the operation lever 10 in the left-right direction exceeds a set range (an area where the operation input of the operation lever 10 is reflected in the steering of the vehicle), the electric control is performed. The device ECU supplies an output to the vertical vibration drive circuit 68 to operate the vertical vibration exciter 58 with a larger (or smaller) amplitude and frequency compared to the above.

As is apparent from the above description, in the present embodiment, the driving state of the vehicle controlled by the headway keeping control system or the lane departure prevention system during the running of the vehicle is determined by the forward / backward or left / right direction of the operation lever 10. The driver can be notified by vibration. In addition, the vibrations are plural, and the amplitude and frequency of the vibration (intensity of the vibration) are set in accordance with the emergency level of the vehicle abnormality (preset notification priority, that is, the priority to be notified to the driver). Therefore, the driver can recognize the emergency state of the vehicle abnormality stepwise by each vibration, and can prompt the driver to operate the operation lever 10 accurately.

Further, in this embodiment, a plurality of vertical vibrations of the operation lever 10 give the driver an erroneous front and rear and left and right input state of the operation lever 10 (operation input of the operation lever 10 is used for acceleration / deceleration and steering of the vehicle). (A state in which the area is reflected) is notified, so that unnecessary operation of the operation lever 10 by the driver (operation not reflected in the driving state of the vehicle) can be suppressed, and the operation lever 10 by the driver can be suppressed. It is possible to promote accurate and efficient operation.

In the above-described embodiment, the operating state of the vehicle controlled by the headway maintaining control system or the lane departure prevention system is controlled by the operating lever 10 when the vehicle is running.
The driver was notified by vibration in the front-back or left-right direction, but ABS, vehicle behavior control system,
The present invention can also be implemented by notifying a driver of a driving state of a vehicle controlled by a vehicle control system such as an automatic steering system or other various vehicle control systems by front-back or left-right vibration of the operation lever 10. It is.

Further, in the above embodiment, the operating lever 10 is vibrated in the front-rear and left-right directions by the front-rear vibration exciter 56 and the left-right vibration exciter 57 (these configurations can be appropriately set). Although the embodiment has been described, it is also possible to cause the operation lever 10 to vibrate in the front-rear or left-right direction by controlling the forward / reverse rotation of each reaction force motor 34, 44.

[Brief description of the drawings]

FIG. 1 is a diagram schematically illustrating an embodiment of a vehicle driving operation device according to the present invention.

FIG. 2 is an enlarged perspective view showing a relationship between the operation lever shown in FIG. 1 and its related members.

FIG. 3 is a perspective view schematically showing a support structure of the operation lever shown in FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 ... Operation lever, 11 ... Lever main body, 11a ... Spherical support part, 12 ... Handle part of operation lever, 20 ... Box, 21 ... Base plate, 33, 43 ... Angle detection sensor, 34, 44 ... Reaction force motor, 13 ... Turning detection sensor,
81: Inter-vehicle distance sensor, 82: Lane detection sensor, ECU
... Electrical control device, 51 ... Accelerator actuator, 52
... brake actuator, 53 ... steering actuator, 54, 55 ... turn signal lamp, 56 ... longitudinal vibration exciter, 57 ... left and right vibration exciter, 58 ... vertical vibration exciter, S1, S2, S3 ... spring, 61 ... Accelerator drive circuit, 62 ... Brake drive circuit, 63 ... Steering drive circuit, 64,65 ... Flashing drive circuit, 66 ... Back and forth vibration drive circuit, 67 ... Left and right vibration drive circuit, 68 ... Vertical vibration drive circuit, 90 ... Body.

Continued on the front page F term (reference) 3D030 DB15 DB16 DB17 DB95 3D037 EA01 EA06 EA08 EB03 EB16 EC05 EC07 3G065 CA17 DA04 EA04 EA05 EA07 GA00 GA29 GA46 GA50 JA02 JA09 JA11 JA13 JA19 KA02 3J070 AA04 BA41 CA01 CC01 CC05 DA05

Claims (2)

[Claims] 1. A driving operation device for a vehicle, wherein a driving operation of a vehicle is performed based on an operation of an operation lever, a driving state monitoring means for monitoring a driving state of the vehicle, and a plurality of vibrations are applied to the operation lever. And a control means for controlling the operation of the vibration applying means based on a preset notification priority of the driving state of the vehicle monitored by the driving state monitoring means. A driving operation device for a vehicle, wherein the driver is notified of the driving state of the vehicle by the vibration of the operation lever. 2. A driving operation device for a vehicle in which a driving operation of a vehicle is performed based on an operation of an operation lever, an operation of determining whether an operation input of the operation lever is reflected in a driving state of the vehicle. An input determining unit, a vibration applying unit that applies a plurality of vibrations to the operation lever, and a control unit that controls an operation of the vibration applying unit based on a determination result by the operation input determining unit; A plurality of erroneous input states are notified to the driver by the vibration of the operation lever caused by the driving operation device.