KR101968091B1 - Transmission for vehicle and operating method for the same - Google Patents
Transmission for vehicle and operating method for the same Download PDFInfo
- Publication number
- KR101968091B1 KR101968091B1 KR1020150093244A KR20150093244A KR101968091B1 KR 101968091 B1 KR101968091 B1 KR 101968091B1 KR 1020150093244 A KR1020150093244 A KR 1020150093244A KR 20150093244 A KR20150093244 A KR 20150093244A KR 101968091 B1 KR101968091 B1 KR 101968091B1
- Authority
- KR
- South Korea
- Prior art keywords
- knob
- speed change
- rotated
- stage
- vehicle
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/04—Ratio selector apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K20/00—Arrangement or mounting of change-speed gearing control devices in vehicles
- B60K20/02—Arrangement or mounting of change-speed gearing control devices in vehicles of initiating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/04—Ratio selector apparatus
- F16H59/044—Ratio selector apparatus consisting of electrical switches or sensors
-
- B60K2350/102—
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Control Of Transmission Device (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
Abstract
BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a transmission for a vehicle, and more particularly to a transmission for a vehicle capable of a dial-type shifting operation.
The vehicle transmission according to an embodiment of the present invention includes a position sensing unit that senses a position of a knob that is rotated so that a plurality of gear positions are sequentially selected in a predetermined order, And a control unit for changing from a gear position before the knob is rotated to a gear position corresponding to a rotation direction and a rotation angle of the knob, The position of the knob is set to the initial gear position when the start of the vehicle is turned on.
Description
BACKGROUND OF THE
The transmission may have a different gear ratio to keep the rotation of the engine constant according to the vehicle speed, and the driver manipulates the shift lever to change the transmission ratio of the transmission.
The shift mode of the transmission includes a manual shift mode in which the driver can change the speed change stage and an automatic shift mode in which the shift mode is automatically changed in accordance with the speed when the driver selects the drive mode (D).
At the same time, a sports mode type transmission capable of performing manual shifting and automatic shifting in one shifting device is used. The sports mode type transmission can basically perform a manual shift by raising or lowering the number of gears of a gear while performing an automatic shift, or by providing a shift device capable of automatic shifting next to a shift device performing manual shift have.
The shift lever is exposed to the inside of the vehicle so that the driver can operate it, and most of the shift lever is exposed between the center fascia of the vehicle and the console box.
The shift operation by the shift lever is required to be designed so as to prevent the occurrence of interference with the surroundings because a space corresponding to the movement locus is required because the shift position is selected by moving to a certain distance of the shift lever.
Therefore, in recent years, a dial-type shifting operation has been made possible to reduce the space required, thereby improving the space utilization of the vehicle and improving the shifting operability.
SUMMARY OF THE INVENTION [0008] The present invention provides a vehicular transmission having a dial type shift operation that can be easily operated and can prevent erroneous operation, and an operation method thereof.
The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.
According to an aspect of the present invention, there is provided a vehicular transmission including: a position sensing unit for sensing a position of a knob rotated so that a plurality of gear positions are sequentially selected in accordance with a predetermined order; And a control unit for changing a speed change stage to a speed change stage corresponding to a rotation direction and a rotation angle of the knob from a gear stage before the knob is rotated, , And sets the position of the knob to the initial gear position when the start of the vehicle is turned on when the start of the vehicle is turned off.
According to another aspect of the present invention, there is provided a method of operating a transmission for a vehicle, the method comprising: setting a position of a knob when the start of the vehicle is turned off to an initial gear position when the vehicle is started; Sensing a position of the knob to be sequentially rotated so as to be sequentially selected in accordance with the predetermined order; and controlling the speed change stage according to the rotation direction and the rotation angle of the knob, . ≪ / RTI >
Other specific details of the invention are included in the detailed description and drawings.
According to the above-described vehicular transmission and its operation method as described above, one or more of the following effects can be obtained.
The shift operation can be easily performed without confirming the position of the knob enabling the shift operation of the dial system, thereby improving the convenience of the driver and preventing an erroneous operation by the driver.
The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.
1 is a block diagram showing the configuration of a vehicular transmission according to an embodiment of the present invention;
2 is a perspective view illustrating a vehicular transmission according to an embodiment of the present invention.
Figures 3-5 are schematic diagrams illustrating a knob according to an embodiment of the invention.
FIG. 6 and FIG. 7 are schematic diagrams illustrating a sense signal output from a position sensing unit according to an embodiment of the present invention; FIG.
FIGS. 8 to 11 are schematic diagrams illustrating a selection sequence of a speed change stage according to the rotation direction of the knob according to the embodiment of the present invention; FIG.
12 is a schematic view showing a gear stage selected in accordance with the rotational direction of the knob according to the embodiment of the present invention.
FIGS. 13 to 16 are schematic diagrams showing a sense signal output from a position sensing unit rearranged according to a gear stage selected by a knob according to an embodiment of the present invention; FIG.
17 is a flowchart showing an operation method of the vehicular transmission according to the embodiment of the present invention.
BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.
Thus, in some embodiments, well known process steps, well-known structures, and well-known techniques are not specifically described to avoid an undue interpretation of the present invention.
The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. It is to be understood that the terms comprise and / or comprise are used in a generic sense to refer to the presence or addition of one or more other elements, steps, operations and / or elements other than the stated elements, steps, operations and / It is used not to exclude. And "and / or" include each and any combination of one or more of the mentioned items.
Further, the embodiments described herein will be described with reference to cross-sectional views and / or schematic drawings that are ideal illustrations of the present invention. Thus, the shape of the illustrations may be modified by manufacturing techniques and / or tolerances. Accordingly, the embodiments of the present invention are not limited to the specific forms shown, but also include changes in the shapes that are generated according to the manufacturing process. In addition, in the drawings of the present invention, each component may be somewhat enlarged or reduced in view of convenience of explanation. Like reference numerals refer to like elements throughout the specification.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described with reference to the accompanying drawings, which illustrate embodiments of the present invention.
1 is a block diagram showing the configuration of a vehicular transmission according to an embodiment of the present invention.
1, a
The
However, the
3, the speed change stage may be changed every time the
At this time, the
The
For example, a plurality of speed change stages include a main cut (hereinafter referred to as P stage), a backward diagnosis (hereinafter referred to as R stage), a neutral stage (hereinafter referred to as N stage), a running stage (hereinafter referred to as D stage) If the current speed change stage is the N-th stage, if the R, N, and D stages are selected (or in reverse order), the
In the embodiment of the present invention, P, R, N, and D stages are included as a plurality of speed change stages, but this is merely an example for facilitating understanding of the present invention. The speed range selectable by the rotation of the
The position sensing
The position sensing
The sensing signal output from the
6, the
7, the
The speed change
6, when the sensing signal corresponds to the P-stage, the sensing signals having the second to fourth voltage values (V2 to V4) are respectively applied to the R, N, and D stages The pulse signal having the second to fourth duty ratios D2 to D4 corresponds to the pulse signal corresponding to the first duty ratio D1 in the above-described FIG. 7 corresponds to the P stage, N, and D stages.
The shifting
For example, the shift condition may include the brake operation or the vehicle speed, and the brake operation may be judged by the brake signal generated when the brake is operated, and the vehicle speed may be judged by comparing with the reference speed .
However, the present invention is not limited to this, and the shifting conditions may be the same or different from each other, and some of the speed change stages may be shifting gears The condition may be omitted.
The shifting
In the embodiment of the present invention, a brake signal is generated and the shift condition signal when the vehicle speed is equal to or lower than the reference speed is referred to as "ON " and the shift condition signal when the brake signal is not generated or the vehicle speed exceeds the reference speed, Quot; OFF "but this is merely an example for facilitating the understanding of the present invention, and the shifting conditions when the shift condition signal is" ON "and when the shift condition signal is" OFF "
In the embodiment of the present invention, the shift condition is satisfied only when the shift condition signal is "ON ", and even when the shift condition signal is" OFF " Can be understood as satisfactory.
The
The
8 is a diagram showing an example of a case where the current speed change stage is the P stage and the
At this time, when the
9 shows an example of a case where the current speed change stage is the R-stage. When the
At this time, when the
When the
10 is a diagram showing an example of a case where the current speed change stage is the N-th stage. When the
At this time, when the
When the
The
At this time, when the
8 to 11 show an example in the case where the shift condition signal for changing from each gear range to another gear range is "ON ", and when the shift condition signal is" OFF " And when the
That is, referring to FIG. 12, when the shift condition signal is "ON" at each gear range, the gear stage is changed in accordance with the rotational direction and the rotational angle of the
As described above, the
Since the sensing signal output from the
For example, when the voltage value of the voltage signal output from the
7, when the duty ratio of the pulse signal output from the
Therefore, in the embodiment of the present invention, the shift range can be easily changed without confirming the position of the
The
In addition, the
17 is a flowchart showing an operation method of the vehicular transmission according to the embodiment of the present invention.
Referring to FIG. 17, in the operating method of the vehicular transmission according to the embodiment of the present invention, the current speed change stage is first sensed (S110).
At this time, the current gear stage in step S110 may vary depending on the position of the
In the embodiment of the present invention, since the position of the
The plurality of speed change stages are rearranged with reference to the current speed change stage, that is, the speed change stage before the
That is, as shown in FIGS. 8 to 11, when the
One or more shifting conditions for changing from the current speed change stage to the other speed change stage are determined (S120).
In this case, the shifting conditions may be the same or different from each other, and it may be understood that the shifting condition may be omitted in some shifting stages and the shifting stage in which the shifting condition is omitted may be always changed to another shifting stage.
For example, in the P stage, the brake signal may be generated, or the vehicle speed may be changed to another speed range when the vehicle speed is lower than the reference speed, and the D range may be changed to another speed range without a separate speed change condition.
In addition, in the embodiment of the present invention, the satisfaction of the shift condition may include not only the case in which the one or more shift conditions described above are satisfied but also the case in which the shift condition is omitted.
When the shift condition is satisfied, the gear stage is changed according to the rotation direction and the rotation angle of the knob 500 (S150).
That is, when the shift condition is satisfied from the present speed change stage, the
It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.
100:
200:
300: Transmission condition judging unit
400:
500: Knob
Claims (19)
A gear position sensing unit sensing a gear position selected by the knob according to the sensed position; And
And a control unit for changing, when the knob is rotated, from a previous speed change stage to a speed change stage corresponding to a rotation direction and a rotation angle of the knob,
Wherein,
The position of the knob is set to the initial gear position when the start of the vehicle is turned on when the start of the vehicle is turned off,
Wherein,
When the at least one speed change condition is satisfied, when the at least one speed change condition is satisfied, when the knob is rotated in any one of the two directions, So that the previous speed change stage is maintained.
The position sensing unit includes:
Sensing a rotation angle of the knob,
Wherein,
So that the speed change stage is changed every time the knob is rotated at a predetermined rotation angle.
Wherein,
And rearranges the plurality of speed change stages based on a speed change stage before the knob is rotated.
Wherein,
Wherein the control unit is operable to rearrange at least one selectable speed change stage in accordance with the predetermined order when the knob is rotated in either the first direction or the second direction with reference to the speed change stage before the knob is rotated, .
Wherein,
And sets the initial shift stage to a non-driven stage.
Wherein,
Wherein when the knob is rotated in either the first direction or the second direction when the gear stage before the knob is rotated is P or D, the P or D stage is maintained.
The position sensing unit includes:
And outputs a voltage signal having a different voltage value or a pulse signal having a different duty ratio according to the position of the knob.
Wherein,
The voltage value of the voltage signal corresponding to the plurality of speed change stages or the duty ratio of the pulse signal based on the voltage value of the voltage signal corresponding to the speed change stage before the knob is rotated or the duty ratio of the pulse signal A vehicle transmission for rearrangement.
Further comprising a shift condition determining unit for determining the at least one shift condition,
Wherein,
And shifts to a speed change stage in accordance with the rotation direction and the rotation angle of the knob when the at least one shift condition is satisfied.
Wherein the one or more shift conditions include:
Wherein the transmission includes at least one of a brake operation state and a vehicle speed.
Sensing a position of the knob rotated so that a plurality of gear positions are sequentially selected in a predetermined order; And
Changing from a previous gear position to a gear position in accordance with the rotational direction and the rotational angle of the knob when the knob is rotated according to the sensed position,
Wherein the modifying comprises:
When the at least one speed change condition is satisfied, when the at least one speed change condition is satisfied, when the knob is rotated in any one of the two directions, So that the previous gear range is maintained.
Wherein the setting step comprises:
And setting the initial shift stage to a non-driven stage.
Wherein the sensing comprises:
And rearranging the plurality of speed change stages based on a speed change stage before the knob is rotated.
Wherein the rearranging comprises:
And rearranging one or more selectable gear positions in accordance with the predetermined order when the knob is rotated in either the first direction or the second direction with reference to the gear position before the knob is rotated Of the vehicle.
Wherein the modifying comprises:
When the at least one shifting condition is satisfied, changing the shifting direction to the shifting direction according to the rotational direction and the rotational angle of the knob.
Wherein the one or more shift conditions include:
The brake operating state, and the vehicle speed.
Priority Applications (1)
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KR1020150093244A KR101968091B1 (en) | 2015-06-30 | 2015-06-30 | Transmission for vehicle and operating method for the same |
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KR1020150093244A KR101968091B1 (en) | 2015-06-30 | 2015-06-30 | Transmission for vehicle and operating method for the same |
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KR20170003068A KR20170003068A (en) | 2017-01-09 |
KR101968091B1 true KR101968091B1 (en) | 2019-04-11 |
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KR1020150093244A KR101968091B1 (en) | 2015-06-30 | 2015-06-30 | Transmission for vehicle and operating method for the same |
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Families Citing this family (3)
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US11236822B2 (en) * | 2018-02-13 | 2022-02-01 | Kabushiki Kaisha Tokai-Rika-Denki-Saisakusho | Shift device |
CN111946807A (en) * | 2019-05-16 | 2020-11-17 | 广州汽车集团股份有限公司 | Vehicle shifter, vehicle and control method of vehicle shifter |
CN112181046B (en) * | 2019-07-03 | 2022-09-30 | 深圳拓邦股份有限公司 | Knob gear output method and device, knob device and storage device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012086828A (en) * | 2010-09-21 | 2012-05-10 | Tokai Rika Co Ltd | Shift operating device |
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KR101288031B1 (en) * | 2012-01-10 | 2013-07-22 | 주식회사 에스엘 서봉 | Lever device for electronic shifter and system for electronic shifter |
US20130220055A1 (en) | 2012-02-28 | 2013-08-29 | Nissan North America, Inc. | Multifunctional integrated shifter |
KR20140018165A (en) * | 2013-12-18 | 2014-02-12 | 에스엘 주식회사 | Controlling apparatus and method for transmission |
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JP2012086828A (en) * | 2010-09-21 | 2012-05-10 | Tokai Rika Co Ltd | Shift operating device |
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