KR20120133762A - Shifting actuator for automated manual transmission - Google Patents

Shifting actuator for automated manual transmission Download PDF

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Publication number
KR20120133762A
KR20120133762A KR1020110052581A KR20110052581A KR20120133762A KR 20120133762 A KR20120133762 A KR 20120133762A KR 1020110052581 A KR1020110052581 A KR 1020110052581A KR 20110052581 A KR20110052581 A KR 20110052581A KR 20120133762 A KR20120133762 A KR 20120133762A
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KR
South Korea
Prior art keywords
shift
shaft
screw shaft
actuator
motor
Prior art date
Application number
KR1020110052581A
Other languages
Korean (ko)
Inventor
이형기
Original Assignee
주식회사 인팩
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 주식회사 인팩 filed Critical 주식회사 인팩
Priority to KR1020110052581A priority Critical patent/KR20120133762A/en
Publication of KR20120133762A publication Critical patent/KR20120133762A/en

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    • 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
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H61/32—Electric motors actuators or related electrical control means therefor
    • 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
    • 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
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • F16H2063/3053—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force using linear motors
    • 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
    • F16H2063/3083—Shift finger arrangements, e.g. shape or attachment of shift fingers

Abstract

The present invention relates to an actuator for an automated manual transmission in which an electrical signal is input from a transmission to shift and select transmission gears so that a shift operation is substantially performed. Select motor coupled to the screw shaft; A selector which is screwed to the screw shaft and moves along the screw shaft by the operation of the select motor; A control finger rotatably coupled to the outer circumferential surface of the selector; A shift motor provided at one side of the select motor and having a shift shaft coupled to the screw shaft; And a shifting mechanism provided on the shift shaft to rotate integrally with the shift shaft and to rotate the control finger when the shift motor is operated. The actuator includes a simple structure and has an effect of cost reduction and light weight. To provide.

Description

Actuator for automatic manual transmission {SHIFTING ACTUATOR FOR AUTOMATED MANUAL TRANSMISSION}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an actuator used for shifting a vehicle, and more particularly, by shifting and selecting shift gears by receiving an electrical signal from a transmission to substantially shift the gear. It relates to an actuator for an automatic manual transmission.

The driving force of the vehicle varies greatly depending on the amount of cargo loaded on the vehicle, the situation of the road, and the driving speed. Therefore, the vehicle is provided with a transmission for converting the engine power into an appropriate driving force. It is classified as an automatic transmission.

1 is a perspective view illustrating a shift operation mechanism of a manual transmission.

As shown in FIG. 1, in the manual transmission, the shift cable 3 and the select cable 4 connected to the transmission 2 move according to the operation of the shift lever 1 next to the driver's seat, and the two cables ( 3 and 4 are shifted by moving a shift lever (not shown) and a select lever (not shown) inside the transmission 2.

At this time, when the driver performs the select operation through the shift lever 1, the control fingers (not shown) inside the transmission 2 are 1 step / 2 steps, 3 steps / 4 steps according to the movement of the select cable 4. The shift lug (not shown) of each shift stage, such as 5 steps / reverse, is selected.

In addition, when the driver performs a shift operation through the shift lever 1, the control finger inside the transmission 2 moves the shift lug of each shift stage in accordance with the movement of the shift cable 3.

Automated manual transmission is a system that uses a transmission and a clutch operation actuator in place of a lever and a cable in a single-stage clutch transmission mounted on a conventional manual transmission vehicle, and provides convenient operation and efficiency as a conventional automatic transmission vehicle. .

2 is a schematic view showing an example of a conventional actuator for an automatic manual transmission, and is an example of an application number 10-2010-0005939, "Operator for an automatic manual transmission," as an applicant of the present applicant.

Here, the actuator for the automatic manual transmission may include a housing 100 having a shift unit mounting unit 210 and a select unit mounting unit 310, a shift unit 200 installed at the shift unit mounting unit 210. In addition, the select unit 300 is installed in the installation unit 310 for the select unit, the operating shaft 400 is installed on the housing 100 and one end is connected to the shift unit 200, and the operating shaft 400 It is installed to be movable in the axial direction and is configured to include a shifting operation port 500 is formed with a shifting finger 510 is connected to the select unit 300.

At this time, when the select motor 320 of the select unit 300 operates by receiving an electrical signal from the ECU or the TCU, the shifting finger 510 moves with the movement of the select operating tool 330. The select operation is performed by moving along the spline axis.

In addition, when the shift motor 220 of the shift unit 200 operates by receiving an electrical signal from the ECU or the TCU, the shift lever 240 and the operating shaft 400 rotate with the shift of the shift finger 230, The shift finger 510 rotates about the operating shaft 400 to move the shift lug (not shown) to perform the shift operation.

By the way, the conventional manual actuator for automatic manual transmission as described above is to implement the selection and shifting operation using a plurality of gears and splines, so the structure is complicated, occupies a lot of installation space, and also a lot of weight There is a problem going out.

The present invention has been made to solve the problems described above, one embodiment of the present invention, the simple structure has the effect of cost reduction, contributes to light weight of the car, more effective for precise control actuator for automatic manual transmission Related to.

According to a preferred embodiment of the present invention, the screw motor is coupled to the select motor; A selector which is screwed to the screw shaft and moves along the screw shaft by the operation of the select motor; A control finger rotatably coupled to the outer circumferential surface of the selector; A shift motor provided at one side of the select motor and having a shift shaft coupled to the screw shaft; And a shifting mechanism provided on the shift shaft to rotate integrally with the shift shaft and to rotate the control finger when the shift motor is operated.

Here, the shifting operation tool is preferably made of a shift gear having teeth formed on the outer circumferential surface, and the shift gear may have a thickness corresponding to the maximum movable distance of the selector operation tool.

At this time, it is preferable that a tooth corresponding to the teeth of the shift gear is formed on one side of the outer circumference so that the control finger engages with the shift gear.

On the other hand, the spline gear shaft may be installed side by side between the screw shaft and the shift shaft so as to rotate the shaft, wherein one side of the spline gear shaft meshes with the shift gear, and the other side is meshed with the teeth formed on one side of the outer peripheral surface of the control finger. desirable.

In addition, it is preferable that stoppers are provided at both ends of the screw shaft for limiting the moving distance of the operating tool for the select.

According to an actuator for an automatic manual transmission according to a preferred embodiment of the present invention, the simple structure has the effect of simplifying the process according to the reduction of the number of parts and reducing the cost, and can contribute to the weight reduction of the automobile.

In addition, as the operability such as binding and release is improved, there is an effect of improving the quality competitiveness of the product.

1 is a perspective view showing a shift operation mechanism of a manual transmission.
Figure 2 is a schematic diagram showing an example of a conventional actuator for automated manual transmission.
3 is a schematic diagram of an actuator for an automated manual transmission in accordance with one embodiment of the present invention;
4 is a schematic diagram of an actuator for an automated manual transmission in accordance with another embodiment of the present invention.

Hereinafter, preferred embodiments of an actuator for an automatic manual transmission according to an embodiment of the present invention will be described with reference to the accompanying drawings. 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, 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 this specification.

In addition, the following embodiments are not intended to limit the scope of the present invention, but merely as exemplifications of the constituent elements set forth in the claims of the present invention, and are included in technical ideas throughout the specification of the present invention, Embodiments that include components replaceable as equivalents in the elements may be included within the scope of the present invention.

Example

3 is a schematic diagram of an actuator for an automated manual transmission in accordance with one embodiment of the present invention.

As shown in FIG. 3, an actuator 10 for an automatic manual transmission according to an embodiment of the present invention is parallel to a select motor 20 and a screw shaft 21 in which a screw shaft 21 is coupled to a tip end thereof. The shift shaft 31 is coupled to the distal end of the shift motor 30 and the screw shaft 21 is screwed to the operating mechanism for the selector which moves along the screw shaft 21 by the operation of the select motor 20 ( 40 and a shifting operation tool provided on the shift shaft 31 and rotating integrally with the shifting shaft 31 by the operation of the shift motor 30, and rotatably on the outer circumferential surface of the selecting operation tool 40. And a control finger 60 to be engaged.

At this time, one side of the shifting operation tool is in contact with one side of the control finger 60, so that the control finger 60 is pushed or pulled by the shift lug (not shown) while the shifting operation tool rotates together by the frictional force. .

Here, the configuration as described above is preferably provided in the space in the housing (not shown) in order to prevent the generation of noise and inflow of foreign matters, in which case the housing can be made of a pair of top and bottom removable for convenience of assembly work. have.

The select motor 20 is provided at one side of the space in the housing, and the screw shaft 21 is coupled to the end of the select motor 20, and the select motor 20 is supplied by a power supplied through the terminal connector C. FIG. During operation of the screw shaft 21 is to be rotated forward / reverse.

At this time, on the screw shaft 21 is provided with a selector for operation 40, the selector for operation 40 is preferably a cylindrical shape having a hollow, the inner wall of the hollow to which the screw shaft 21 is coupled The thread is formed, the selector 40 is screwed to the screw shaft (21).

Therefore, in the forward / reverse rotation of the screw shaft 21 by the operation of the select motor 20, the selector 40 for screwing on the screw shaft 21 is shown along the screw shaft 21. It moves in the left and right directions.

At this time, the control finger 60 is coupled to the outer circumferential surface of the selector 40 for operation, and the control finger 60 is a ring-shaped coupling part rotatably coupled to one side of the outer circumferential surface of the selector 40. 61 and a lever member 62 extending in an outward direction from one side of the coupling portion 61 may be formed.

Therefore, when the control finger 60 rotates, the selector operation tool 40 maintains the stationary position on the screw shaft 21, and the engaging portion 61 of the control finger 60 is the selector operation tool 40. It rotates in the circumferential direction along the outer circumferential surface of the), wherein the lever member 62 is made to shift by pushing or pulling the shift lug.

At this time, the groove 41 is formed in the circumferential direction on one side of the outer circumferential surface of the select operating tool 40 so that the control finger 60 does not separate from the select operating tool 40, and the control finger is formed in the groove 41. It is preferable that the engaging portion 61 of the 60 is fitted to be rotatable.

In addition, the rotation of the control finger 60 is performed by the rotation of the shifting operation tool described later, and one side of the outer peripheral surface of the engaging portion 61 so that one side of the control finger 60 abuts and contacts one side of the shifting operation tool. It is preferable that the contact portion 63 protruding outward is formed in the circumferential direction.

In addition, it is preferable that stoppers 22 are provided at both ends of the screw shaft 21 to prevent them from being separated from the screw shaft 21 during the movement of the shifting operation tool.

The shift motor 30 is provided at one side of the select motor 20, and a shift shaft 31 is coupled to an end of the shift motor 30, and the shift shaft 31 is a screw shaft of the select motor 20. Is arranged in parallel with 21).

At this time, the shift shaft 31 is rotated forward / reverse when the shift motor 30 is operated by the power supplied through the terminal connector C. FIG.

On the shift shaft 31, a shift operating tool is provided, which rotates integrally with the shift shaft 31 when the shift motor 30 is operated.

At this time, one side of the shifting operation tool is in contact with the contact portion 63 of the above-described control finger 60, so that the rotation of the control finger 60 is made by the friction force during the rotation of the shifting operation tool.

Preferably, the shifting operation tool consists of a shift gear 50 having a plurality of teeth formed on its outer circumferential surface as shown in FIG. 3, and the contact portion 63 of the control finger 60 has a tooth shape of the shift gear 50. It is preferable that teeth of a corresponding shape are formed so that the shift gear 50 and the control finger 60 mesh with each other.

At this time, when the select motor 20 is operated, the control finger 60 moves along the screw shaft 21. However, the control finger 60 is engaged with the shift gear 50 at any position on the screw shaft 21. To this end, the shift gear 50 is preferably formed to a thickness (length) similar to the maximum movable distance of the control finger 60.

4 is a schematic diagram of an actuator for an automated manual transmission according to another embodiment of the present invention.

The actuator 10 ′ for the automatic manual transmission according to another embodiment of the present invention shown in FIG. 4 is similar to the configuration of the embodiment of FIG. 3 described above, except that the shift gear 50 ′ and the control finger 60 are provided. Instead of directly engaging, the spline gear shaft 70 is installed side by side between the screw shaft 21 and the shift shaft 31 so as to be rotatable, and the rotation of the shift gear 50 'causes the spline gear shaft 70 to rotate. There is a difference in that it is transmitted to the control finger 60 through.

In this case, the shift gear 50 ′ may be formed to a thinner thickness than the above-described embodiment of FIG. 3, and the length of the spline gear shaft 70 is formed to have a length similar to the maximum movable distance of the control finger 60. It is desirable to be.

That is, even when the control finger 60 moves along the screw shaft 21 to be at any position on the screw shaft 21 when the select motor 20 is operated, the control finger 60 is connected to the spline gear shaft 70. The rotation of the shift gear 50 'by the operation of the shift motor 30 is transmitted to the control finger 60 so that the shift operation is possible.

Referring to FIG. 3, the operation of the actuator for the automatic manual transmission according to the embodiment of the present invention will be described by dividing into a select operation and a shift operation.

The select operation is performed while the select motor 20 is operated by an electrical signal transmitted from the ECU or the TCU through the terminal connector C, and the selector 40 is controlled by the operation of the select motor 20. The select operation is performed by moving along the screw shaft 21 along with 60 to stop at a predetermined position.

The shift operation is performed while the shift motor 30 is operated by an electrical signal transmitted from the ECU or the TCU through the terminal connector C, and by the operation of the shift motor 30 together with the shift shaft 31 the shift gear ( 50 is rotated, and the select operation is performed by moving the shift lug connected to one side of the control finger 60 while the control finger 60 engaged with the shift gear 50 rotates correspondingly.

10, 10 ': Actuator for automated manual transmission
20: select motor
21: screw shaft
22: stopper
30: shift motor
31: shift axis
40: selector
50, 50 ': shift gear
60: control finger
61: coupling part
62: lever member
63: contact portion
70: spline gear shaft

Claims (7)

Select motor coupled to the screw shaft;
A selector which is screwed to the screw shaft and moves along the screw shaft by operation of the select motor;
A control finger rotatably coupled to an outer circumferential surface of the selector;
A shift motor provided at one side of the select motor and having a shift shaft coupled to the screw shaft; And
And a shifting operation mechanism provided on the shift shaft to rotate integrally with the shift shaft and to rotate the control finger when the shift motor is operated.
The method according to claim 1,
The shift actuator is an actuator for an automatic manual transmission, characterized in that the shift gear is formed on the outer peripheral surface.
The method of claim 2, wherein the shift gear,
Actuator for automated manual transmission, characterized in that it has a thickness corresponding to the maximum movable distance of the selector for operation.
The method according to claim 2, The control finger,
Actuator for automated manual transmission, characterized in that the teeth corresponding to the teeth of the shift gear is formed on one side of the outer peripheral surface to mesh with the shift gear.
The method according to claim 2,
Actuator for an automatic manual transmission, characterized in that the spline gear shaft is installed side by side between the screw shaft and the shift shaft so as to rotate.
The method according to claim 5,
One side of the spline gear shaft meshes with the shift gear, and the other side meshes with a tooth formed on one side of the outer circumferential surface of the control finger.
The method according to claim 1,
Actuator for automatic manual transmission, characterized in that each stopper is provided at both ends of the screw shaft for limiting the moving distance of the operation tool for the select.
KR1020110052581A 2011-06-01 2011-06-01 Shifting actuator for automated manual transmission KR20120133762A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110052581A KR20120133762A (en) 2011-06-01 2011-06-01 Shifting actuator for automated manual transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110052581A KR20120133762A (en) 2011-06-01 2011-06-01 Shifting actuator for automated manual transmission

Publications (1)

Publication Number Publication Date
KR20120133762A true KR20120133762A (en) 2012-12-11

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Application Number Title Priority Date Filing Date
KR1020110052581A KR20120133762A (en) 2011-06-01 2011-06-01 Shifting actuator for automated manual transmission

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104358864A (en) * 2014-09-30 2015-02-18 东风商用车有限公司 Electric AMT gear selecting and shifting mechanism
KR101649924B1 (en) * 2016-04-06 2016-08-22 주식회사 아이팸 Control shaft assembly for double clutch transmission gear actuator and the manufacturing method thereof
KR101699629B1 (en) 2015-11-25 2017-01-24 현대다이모스(주) Shift apparatus for dual clutch transmission
KR20180064698A (en) 2016-12-06 2018-06-15 현대다이모스(주) Shifting actuator for double clutch transmission
CN108603593A (en) * 2016-02-12 2018-09-28 Zf 腓德烈斯哈芬股份公司 Implement the shift actuator, the gear shift transmission system of vehicle, the method for driving the shift actuator of system and the gear shift transmission for installing vehicle of vehicle of the block selecting of the gear shift transmission of vehicle
CN108953590A (en) * 2018-08-17 2018-12-07 清华大学 A kind of double shift motor executing agencies for mechanical automatic gearbox
CN109340369A (en) * 2018-10-31 2019-02-15 武汉理工通宇新源动力有限公司 Two grades of mechanical transmission gear shifting actuating mechanisms and automatic mechanical transmission

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104358864A (en) * 2014-09-30 2015-02-18 东风商用车有限公司 Electric AMT gear selecting and shifting mechanism
KR101699629B1 (en) 2015-11-25 2017-01-24 현대다이모스(주) Shift apparatus for dual clutch transmission
DE102016223020A1 (en) 2015-11-25 2017-06-01 Hyundai Dymos Incorporated SWITCHING DEVICE OF A DOUBLE CLUTCH GEAR
US10113641B2 (en) 2015-11-25 2018-10-30 Hyundai Dymos Incorporated Shift device of dual clutch transmission
DE102016223020B4 (en) 2015-11-25 2019-08-08 Hyundai Dymos Incorporated SWITCHING DEVICE OF A DOUBLE CLUTCH GEAR
CN108603593A (en) * 2016-02-12 2018-09-28 Zf 腓德烈斯哈芬股份公司 Implement the shift actuator, the gear shift transmission system of vehicle, the method for driving the shift actuator of system and the gear shift transmission for installing vehicle of vehicle of the block selecting of the gear shift transmission of vehicle
KR101649924B1 (en) * 2016-04-06 2016-08-22 주식회사 아이팸 Control shaft assembly for double clutch transmission gear actuator and the manufacturing method thereof
KR20180064698A (en) 2016-12-06 2018-06-15 현대다이모스(주) Shifting actuator for double clutch transmission
KR101877136B1 (en) * 2016-12-06 2018-07-10 현대다이모스(주) Shifting actuator for double clutch transmission
CN108953590A (en) * 2018-08-17 2018-12-07 清华大学 A kind of double shift motor executing agencies for mechanical automatic gearbox
CN109340369A (en) * 2018-10-31 2019-02-15 武汉理工通宇新源动力有限公司 Two grades of mechanical transmission gear shifting actuating mechanisms and automatic mechanical transmission

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