KR20120072994A - Automatic manual transmission - Google Patents

Automatic manual transmission Download PDF

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Publication number
KR20120072994A
KR20120072994A KR1020100134960A KR20100134960A KR20120072994A KR 20120072994 A KR20120072994 A KR 20120072994A KR 1020100134960 A KR1020100134960 A KR 1020100134960A KR 20100134960 A KR20100134960 A KR 20100134960A KR 20120072994 A KR20120072994 A KR 20120072994A
Authority
KR
South Korea
Prior art keywords
input shaft
power
engine
output shaft
housing
Prior art date
Application number
KR1020100134960A
Other languages
Korean (ko)
Inventor
조명수
Original Assignee
현대 파워텍 주식회사
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 현대 파워텍 주식회사 filed Critical 현대 파워텍 주식회사
Priority to KR1020100134960A priority Critical patent/KR20120072994A/en
Publication of KR20120072994A publication Critical patent/KR20120072994A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • 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
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/04—Smoothing ratio shift
    • F16H2061/0474—Smoothing ratio shift by smoothing engagement or release of positive clutches; Methods or means for shock free engagement of dog clutches

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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)

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automated manual transmission and a control method thereof, and more particularly, to an automated manual transmission and a control method thereof in which power of an engine is transmitted to an output shaft and shift shock is reduced during a shift operation.
The present invention, the input shaft is installed main drive gear; An output shaft on which a driven gear connected to the main gear is installed; An oscillating clutch for determining whether to transmit power of the engine to the input shaft; And a power transmission unit configured to transfer power of the engine to the output shaft while the shift operation is performed.

Description

Automatic manual transmission and its control method {AUTOMATIC MANUAL TRANSMISSION}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automated manual transmission and a control method thereof, and more particularly, to an automated manual transmission and a control method thereof in which power of an engine is transmitted to an output shaft and shift shock is reduced during a shift operation.

An automatic manual transmission is a transmission that realizes the advantages of a manual transmission and an automatic transmission, and it is easy to operate and accelerates smoothly while driving. I am getting it.

The automated manual transmission is equipped with a control device consisting of a shift mechanism and a select mechanism to implement automatic gear shifting of the manual transmission.

Since the shift mechanism and the select mechanism include an actuator installed on the outer wall of the transmission case, the shift operation and the select operation are performed by the driving force supplied from the actuator.

The technical structure described above is a background technique for assisting the understanding of the present invention, and does not mean the prior art widely known in the technical field to which the present invention belongs.

In general automatic manual transmission, the selector and shift mechanism are driven by the actuator to separate the driven gear from the driven main gear, or the power is transmitted to the stationary output shaft suddenly, so when the shift operation is started or the shift operation is completed. There is a problem that a shift shock occurs.

Therefore, there is a need for improvement.

SUMMARY OF THE INVENTION An object of the present invention is to provide an automatic manual transmission and a control method thereof in which power of an engine is transmitted to an output shaft and a shift shock is reduced during a shift operation.

In order to achieve the above object, the present invention, the main shaft is installed an input shaft; An output shaft on which a driven gear connected to the main gear is installed; An oscillating clutch for determining whether to transmit power of the engine to the input shaft; And a power transmission unit configured to transfer power of the engine to the output shaft while the shift operation is performed.

In addition, the oscillation clutch, the housing to which the power of the engine is supplied; A plate detachably mounted to the housing and connected to the input shaft; And it is characterized in that it comprises a pressing unit for contacting or separating the housing and the plate.

The power transmission unit may include: an internal input shaft connected to the housing and rotatably inserted into the input shaft; And a torque assister for transmitting the power of the engine supplied along the internal input shaft to the output shaft during the shift operation.

The torque assister may include a plurality of disks connected to the internal input shaft; A case accommodating the disk and provided with a connection gear for transmitting power of the engine to the output shaft; A friction panel installed in the case and interposed between the disks; And it characterized in that it comprises an operating unit for pressing the disk and the friction panel in close contact.

In addition, the present invention comprises the steps of: (a) operating the torque assist when the shift operation is started connecting the internal input shaft and the output shaft connected to the housing of the oscillation clutch; (b) releasing the oscillation clutch to cut off power of the engine transmitted to the input shaft; (c) the select operation and the shift operation proceed to complete the shift; (d) operating the oscillating clutch to transfer power of the engine to the input shaft; And (e) releasing the torque assist to cut off power of the engine transmitted to the output shaft through the internal input shaft.

In the automatic manual transmission and the control method according to the present invention, the shifting shock is generated when the shifting operation is started or the shifting operation is completed by shifting operation in a state in which power transmission of the input shaft is blocked. There is an advantage.

1 is a cross-sectional view showing an automatic manual transmission according to an embodiment of the present invention.
2 is an operation state diagram illustrating a shift operation of an automated manual transmission according to an embodiment of the present invention.
3 is an operating state diagram illustrating a shift completion state of an automatic manual transmission according to an embodiment of the present invention.
4 is a flowchart illustrating a control method of an automatic manual transmission according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of an automatic manual transmission and a control method according to the present invention.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or custom.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a cross-sectional view showing an automatic manual transmission according to an embodiment of the present invention, Figure 2 is an operating state diagram showing a shift operation of the automated manual transmission according to an embodiment of the present invention, Figure 3 is FIG. 1 is a view illustrating a state in which a shift is completed in an automated manual transmission according to an embodiment.

1 to 3, an automatic manual transmission according to an embodiment of the present invention includes an input shaft 30 on which main gears 32, 34, 36, and 38 are installed, and main gears 32, 34, 36, 38. The output shaft 70 in which the driven gears 72, 74, 76, and 78 geared to the gear 38 are installed, the oscillation clutch 10 for determining whether the engine is transmitted to the input shaft 30, and the shift operation are made. It includes a power transmission unit 50 for transmitting the power of the engine to the output shaft (70).

When the vehicle starts running, the engine power is transmitted to the input shaft 30 through the oscillation clutch 10, so that the output shaft (32, 34, 36, 38) and the driven gear (72, 74, 76, 78) along the output shaft ( The power of the engine is transmitted to 70 to drive the vehicle.

If the driving state of the vehicle is changed while driving the vehicle, the shifting operation is performed. At this time, the power of the engine is transmitted to the output shaft 70 by the operation of the power transmission unit 50, and the shifting clutch 10 is released to release the shifting operation. Will be done.

The power of the engine is transmitted to the output shaft 70 by the power transmission unit 50 during the shift operation, and the power of the engine is transmitted to the input shaft 30 on which the main gears 32, 34, 36, 38 are installed. Will not be.

Therefore, the gear shift of the main gear 32, 34, 36, 38 and the driven gear (72, 74, 76, 78) is released or it is possible to reduce the shift shock generated when the gear connection is made.

The oscillation clutch 10 includes a housing 12 to which the engine is powered, a plate 14 detachably installed on the housing 12, and connected to the input shaft 30, and the housing 12 and the plate 14. It includes a pressing unit 16 for close or close contact.

When the plate 14 is in close contact with the housing 12, the power of the engine transmitted to the housing 12 is transmitted to the input shaft 30 along the plate 14, and the main gears 32, 34, 36, 38 and the driven gear It is transmitted to the output shaft 70 through (72, 74, 76, 78).

When the plate 14 and the housing 12 are separated by the operation of the pressing unit 16, power of the engine transmitted to the input shaft 30 is cut off.

The pressurization unit 16 is driven by a working fluid supplied into the housing 12, and power transmission or power interruption of the engine is performed in stages according to the degree of supply of the working fluid.

The power transmission unit 50 is connected to the housing 12 and the internal input shaft 52 rotatably inserted into the input shaft 30, and the output shaft to output the power of the engine supplied along the internal input shaft 52 during the shift operation is performed. Torque assist 54 for transmitting to 70.

The input shaft 30 is formed of a hollow shaft having a hollow inside, and the internal input shaft 52 is rotatably installed in the input shaft 30.

In addition, one end of the internal input shaft 52 is connected to the housing 12, and the other end of the internal input shaft 52 is connected to the torque assister 54, so when the torque assister 54 is operated, the internal input shaft 52 is operated. The power of the engine supplied through) is transmitted to the output shaft 70 via the torque assist 54.

The torque assister 54 includes a case having a plurality of disks 56 connected to the internal input shaft 52, and a connecting gear 59 for receiving the disk 56 and transmitting power of the engine to the output shaft 70. 55, a friction panel 58 provided on the case 55 and interposed between the disk 56, and an actuating portion 57 for pressing the disk 56 and the friction panel 58 to be in close contact with each other. .

When the working fluid is supplied into the case 55, the operating unit 57 is driven to closely contact the disk 56 and the friction panel 58, so that the power of the engine supplied along the internal input shaft 52 is transmitted to the disk 56, The friction panel 58 and the case 55 are transmitted to the output shaft 70.

Reference numeral 79 is a transmission gear 79 is installed on the output shaft 70 and geared to the connecting gear 59.

Looking at the control method of the automatic manual transmission according to an embodiment of the present invention configured as described above are as follows.

4 is a flowchart illustrating a control method of an automatic manual transmission according to an embodiment of the present invention.

1 to 4, the control method of the automatic manual transmission according to an embodiment of the present invention is connected to the housing 12 of the oscillation clutch 10 by operating the torque assist 54 when the shift operation is started. Connecting the internal input shaft 52 and the output shaft 70 (S10), releasing the oscillation clutch 10 to cut off the power of the engine transmitted to the input shaft 30 (S20), select operation and The shift operation is progressed to complete the shift (S30), the step of operating the oscillation clutch 10 to transfer the power of the engine to the input shaft 30 (S40), and release the torque assist (54) inside Blocking the power of the engine transmitted to the output shaft 70 through the input shaft 52 (S50).

When the driving of the vehicle is started and the driving of the forward 1 speed progresses, the power of the engine transmitted to the oscillation clutch 10 is output along the input shaft 30, the first main gear 32, and the first driven gear 72. Is delivered).

At this time, since the oscillation clutch 10 is in a state in which the plate 14 and the housing 12 are in close contact with each other by the pressing unit 16, the input shaft 30 receives power of the engine transmitted to the housing 12 through the plate 14. And the torque assister 54 is in a released state, so that power of the engine transmitted along the housing 12 and the internal input shaft 52 is not transmitted to the output shaft 70.

When the vehicle speed is increased while the vehicle is running and the shift operation is started at the 2nd forward speed, the torque assister 54 is operated so that the power of the engine transmitted to the housing 12 is transmitted along the internal input shaft 52. It is transmitted to the output shaft 70.

At this time, when the filling of the working fluid is started in the case 55, the working fluid filled in the oscillating clutch 10 is discharged, and the operation of the torque assister 54 and the release of the oscillating clutch 10 are performed in stages. .

When the oscillation clutch 10 is released, the select operation and the shift operation proceed to separate the first main gear 32 and the first driven gear 72, and the second main gear 34 and the second driven gear ( 74) is geared to complete shifting.

At this time, since the engine power is not transmitted to the first main gear 32 and the second main gear 34 installed in the input shaft 30, the first driven gear 72 and the second driven gear 74 are It is possible to reduce the shift shock generated when being separated or combined.

Subsequently, the oscillation clutch 10 is operated so that power of the engine is transmitted to the output shaft 70 along the input shaft 30, the second main gear 34 and the second driven gear 74, and the torque assist 54. ) Is released to implement the shift stage of 2nd forward speed.

Thus, it is possible to provide an automatic manual transmission and a control method thereof in which power of the engine is transmitted to the output shaft during the shift operation and the shift shock can be reduced.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

In addition, the vehicle has been described as an automatic manual transmission and its control method as an example, but this is merely exemplary, the automated manual transmission and the control method of the present invention can be used in other products other than the vehicle.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

10: oscillation clutch 12: housing
14 plate 16: pressure part
30: input shaft 32: first main gear
34: second main gear 50: power transmission unit
52: internal input shaft 54: torque assist
55: case 56: disk
58: friction panel 59: connecting gear

Claims (5)

An input shaft on which the main gear is installed;
An output shaft on which a driven gear connected to the main gear is installed;
An oscillating clutch for determining whether to transmit power of the engine to the input shaft; And
And a power transmission unit configured to transfer power of the engine to the output shaft during the shift operation.
The method of claim 1, wherein the oscillation clutch,
A housing to which power of the engine is supplied;
A plate detachably mounted to the housing and connected to the input shaft; And
Automated manual transmission, characterized in that it comprises a pressing unit for contacting or separating the housing and the plate.
The method of claim 2, wherein the power transmission unit,
An internal input shaft connected to the housing and rotatably inserted into the input shaft; And
And a torque assister for transmitting the power of the engine supplied along the internal input shaft to the output shaft during the shift operation.
The method of claim 2, wherein the torque assist,
A plurality of disks connected to the internal input shaft;
A case accommodating the disk and provided with a connection gear for transmitting power of the engine to the output shaft;
A friction panel installed in the case and interposed between the disks; And
And an actuating part for pressurizing the disk and the friction panel to closely contact each other.
(a) operating the torque assistor when the shifting operation is started to connect the internal input shaft and the output shaft connected to the housing of the oscillation clutch;
(b) releasing the oscillation clutch to cut off power of the engine transmitted to the input shaft;
(c) the select operation and the shift operation proceed to complete the shift;
(d) operating the oscillating clutch to transfer power of the engine to the input shaft; And
(e) releasing the torque assist to cut off the power of the engine transmitted to the output shaft through the internal input shaft.
KR1020100134960A 2010-12-24 2010-12-24 Automatic manual transmission KR20120072994A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100134960A KR20120072994A (en) 2010-12-24 2010-12-24 Automatic manual transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100134960A KR20120072994A (en) 2010-12-24 2010-12-24 Automatic manual transmission

Publications (1)

Publication Number Publication Date
KR20120072994A true KR20120072994A (en) 2012-07-04

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Application Number Title Priority Date Filing Date
KR1020100134960A KR20120072994A (en) 2010-12-24 2010-12-24 Automatic manual transmission

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101452596B1 (en) * 2012-12-28 2014-10-21 현대위아 주식회사 Torque assist systemem and automated manual transmission employing the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101452596B1 (en) * 2012-12-28 2014-10-21 현대위아 주식회사 Torque assist systemem and automated manual transmission employing the same
US9409562B2 (en) 2012-12-28 2016-08-09 Hyundai Wia Corporation Torque assist system and automated manual transmission utilizing the same

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