KR20150077722A - Shfting device for manual transmission - Google Patents

Shfting device for manual transmission Download PDF

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Publication number
KR20150077722A
KR20150077722A KR1020130166487A KR20130166487A KR20150077722A KR 20150077722 A KR20150077722 A KR 20150077722A KR 1020130166487 A KR1020130166487 A KR 1020130166487A KR 20130166487 A KR20130166487 A KR 20130166487A KR 20150077722 A KR20150077722 A KR 20150077722A
Authority
KR
South Korea
Prior art keywords
control shaft
sensing unit
groove
magnet
shift
Prior art date
Application number
KR1020130166487A
Other languages
Korean (ko)
Inventor
이은창
김영수
Original Assignee
현대다이모스(주)
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 현대다이모스(주) filed Critical 현대다이모스(주)
Priority to KR1020130166487A priority Critical patent/KR20150077722A/en
Publication of KR20150077722A publication Critical patent/KR20150077722A/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
    • 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
    • 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

Abstract

[0001] The present invention relates to a shift device for a manual transmission, and more particularly to a shift control device for a manual transmission that includes a control shaft which linearly moves in a select direction and shifts in a shift direction, And a sensing unit for sensing a linear movement or a tilting motion of the control shaft, wherein the sensing unit determines whether the position of the control shaft is neutral or after-diagnosis according to the position of the groove, .

Description

[0001] SHIFTING DEVICE FOR MANUAL TRANSMISSION [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a shift device for a manual transmission, and more particularly, to a shift device for a manual transmission that simplifies a structure for lighting a back lamp by detecting a linear movement and a turning motion of a control shaft, .

Generally, the transmission of the vehicle is installed between the clutch and the propeller shaft to increase or decrease the rotational force of the engine according to the running condition of the vehicle, and also has a reverse device to reverse. In such a vehicle, the rear lamps provided on both sides of the rear of the vehicle body are turned on to ventilate the surroundings to the rear vehicle and the pedestrian.

As a technology related to the speed change device of such a manual transmission, Japanese Laid-Open Patent Application No. 10-2009-0127670 (Patent Document 1) and Patent Document 10-2005-0025415 (Patent Document 2) have been disclosed.

In the technology of Patent Document 1, after the foam ball passes through the main groove of the detent groove in the trajectory section of the control finger, which is shifted and selected in the shifting state, it passes through the downwardly inclined side groove while being continuous at a different radius of curvature , The control finger and the ball are formed to reduce the change of the direction of the component force, thereby forming a constant operation force that maintains the drivability of the driver even in the rear half of the shift, and a pulling force (Jump-Out) can be prevented.

The technology of Patent Document 2 realizes restoration to the neutral position in the select direction with respect to the shift lever through engagement between the groove formed in the control shaft and the sensing portion detecting the neutral position with respect to the control shaft, So that the neutral position of the shift lever can be easily detected.

Fig. 2 is a cross-sectional view illustrating a switch operating in a neutral position of the counter shaft of Fig. 1, Fig. 3 is a cross-sectional view of the counter shaft of the counter shaft of Fig. Fig.

1 through 3, the transmission 100 of the conventional manual transmission includes a control shaft 110 that moves in conjunction with a shift lever (not shown), a control shaft 110 that moves in conjunction with a linear movement of the control shaft 110, And a shift rail part (120) linearly moved so as to perform shifting of the transmission. That is, the shift device 100 of the conventional manual transmission shifts one of the shift rails 120 in a linear direction by the linear movement of the control shaft 110 in the select direction and the rotational movement in the shift direction. So that the transmission is shifted.

In the shift device 100 of the conventional manual transmission, a groove portion 121a is formed at one end of a later-described shift rail 121 of the shift rail portion 120, and a first sensing portion 130 are disposed. Here, when the shift lever, on which the later-described shift rail 121 is not operated, is at the neutral position, the first sensing unit 130 is in contact with the outer peripheral surface of the rearward shift rail 121. At this time, when the control shaft 110 moves the post-diagnosis shift rail 121 by operating the shift lever of the driver, the first sensing unit 130 contacts the groove 121a of the posterior diagnostic shift rail 121, Indicates to the driver that the shift lever is located at the rear end of the vehicle, and operates the reverse lamp of the vehicle.

In the conventional transmission 100 of the manual transmission, a groove portion 111 is formed at one end of the control shaft 110 and a second sensing portion 140 is disposed so as to be in contact with the groove portion 111. The second sensing portion 140 is in contact with the groove portion 111 of the control shaft 110 when the shift lever in which the control shaft 110 is not pivoted is in the neutral position, Indicating that it is located.

When the control shaft 110 rotates so as to linearly move any one of the shift rails 120, the second sensing unit 140 moves away from the groove 111 and moves away from the control shaft 110 And contacts the outer circumferential surface. At this time, the second sensing unit 140 deletes the shift lever neutral position indication.

In the transmission 100 of the conventional manual transmission, the first sensing portion 130 is brought into contact with the groove portion 121a of the later-described shift rail 121, so that the backward lamp operation of the vehicle and the shift lever position Lt; / RTI > Also, the second sensing unit 140 contacts the groove 111 of the control shaft 110, thereby indicating to the driver that the shift lever is in the neutral position.

Here, as the first sensing unit 130 and the second sensing unit 140 repeatedly come into contact with and fall off in accordance with the shift lever position, there is a problem that a malfunction occurs due to abrasion of the contact portion. In addition, the first sensing unit 130 and the second sensing unit 140 may have a problem in that the durability due to wear is lowered.

Korean Patent Laid-Open No. 10-2009-0127670 (December 14, 2009). Korean Patent Publication No. 10-2005-0025415 (March 13, 2005).

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a shift device for a manual transmission that can prevent malfunction due to abrasion of a sensing portion and prevent durability from deteriorating.

It is another object of the present invention to provide a shift mechanism of a manual transmission capable of simplifying the structure by making it possible to judge and display the position of the shift lever in a post-diagnosis or neutral position by a single sensing unit.

In addition, the present invention provides a manual transmission which can simplify the manufacturing process by eliminating the grooving and heat treatment steps in the rearward shift rail by sensing the linear movement and tilting motion of the control shaft and determining the position of the shift lever So as to provide a transmission.

According to an aspect of the present invention, there is provided a control apparatus for a vehicle, comprising: a control shaft that performs a linear movement in a select direction and a rotation movement in a shift direction during a gear shift, a control shaft having a groove formed in an axial direction at one end thereof, And a sensing unit for sensing a linear movement or a tilting motion of the control shaft, wherein the sensing unit determines whether the position of the control shaft is neutral or rearward according to the position of the groove, .

It is preferable that the groove portion is formed so that a first end corresponding to the posterior diagnosis position and a second end corresponding to the neutral position are stepped with respect to each other.

The groove may be formed so that the second end is deeper than the first end, and the sensing unit is a non-contact type sensor that determines whether the sensor is in the backward diagnosis or the neutral state according to the depth of the first end and the second end .

The sensing unit may be an ultrasonic sensor.

Preferably, the groove has a first magnet coupled to the first end, a second magnet coupled to the second end, and the first magnet and the second magnet having magnetic forces of different magnitudes Do.

The sensing unit may include a Hall sensor capable of detecting a linear movement or a tilting motion of the control shaft by a magnetic force of the first magnet and the second magnet.

According to the present invention, it is possible to prevent the malfunction caused by the wear of the sensing portion from occurring by constituting the sensing portion with the non-contact type sensor, and it is possible to prevent the durability from being lowered.

Further, according to the present invention, there is provided a groove portion formed in a stepped portion of a control shaft, and it is possible to detect a linear movement and a tilting motion of the control shaft along the groove portion, So that it is possible to simplify the structure.

Further, according to the present invention, since the position of the shift lever can be determined by sensing the linear movement and the pivotal motion of the control shaft, it is possible to simplify the manufacturing process by eliminating the groove machining and the heat treatment process on the post- .

1 is a perspective view illustrating a shift device of a conventional manual transmission;
2 is a cross-sectional view illustrating a switch operating in the neutral position of the control shaft of FIG. 1;
3 is a cross-sectional view illustrating a switch operating in a backward position of the control shaft of Fig. 1;
4 is a perspective view illustrating a shift device of a manual transmission according to an embodiment of the present invention;
5 is a side view illustrating the control shaft and the sensing unit of FIG. 4;
Fig. 6 is an axial cross-sectional view illustrating the groove portion of the control shaft of Fig. 4; Fig.
7 is an axial cross-sectional view illustrating a groove portion of a control shaft according to another embodiment.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in 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 terms 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.

FIG. 4 is a perspective view illustrating a shift device of a manual transmission according to an embodiment of the present invention, FIG. 5 is a side view illustrating the counter shaft and the sensing unit of FIG. 4, Fig.

4 to 6, the transmission 400 of the manual transmission according to the embodiment of the present invention moves in conjunction with a shift lever (not shown) to rotate the control shaft 410, the control shaft 410 And a shift rail part 420 which is linearly moved so as to perform a shift of a transmission (not shown) by linear movement and pivotal movement. That is, the transmission 400 of the manual transmission shifts the control shaft 410 in the selecting direction by the operation of the shift lever of the driver, and rotates in the shift direction. The control shaft 410 controls the shift lever 410 420 are selectively linearly shifted to shift the transmission (not shown).

The transmission 400 of the manual transmission includes a sensing unit 430 that senses a linear movement and a tilting motion of the control shaft 410. That is, the transmission 400 of the manual transmission senses the linear movement and tilting motion of the control shaft 410 at the sensing unit 430, and displays the position of the shift lever interlocked with the control shaft 410 to the driver.

The control shaft 410 performs linear motion in the select direction and rotational motion in the shift direction when the transmission is shifted. That is, the control shaft 410 performs a linear movement and a turning motion by operating the shift lever of the driver.

In addition, the control shaft 410 has a groove portion 411 formed at one end thereof in the axial direction. The grooves 411 are formed as a first stage 412 and a second stage 413 so as to be stepped on each other. Here, when the control shaft 410 is in a position capable of linearly moving the post-diagnosis shift rail 421 through the pivotal motion, the groove portion 411 is formed such that the sensing portion 430 is positioned above the first end 412 do. On the other hand, when the control shaft 410 is at a position where the front diagnostic shift rail 422 can be linearly moved through the rotation movement, the groove portion 411 has a sensing portion 430 on the upper side of the second stage 413 Located.

The sensing part 430 is spaced apart from the groove part 411 and senses a linear movement or a tilting motion of the control shaft 410. That is, the sensing unit 430 senses whether the control shaft 410 moving in accordance with the operation of the shift lever of the driver is in the pre-diagnosis, post-diagnosis, or neutral position through linear movement or tilting motion. In addition, the sensing unit 430 displays the position of the control shaft 410 to the driver.

The sensing unit 430 is fixed to one side of the transmission and senses a linear movement or a tilting motion of the control shaft 410 through a step of the groove 411. That is, the sensing unit 430 is configured as a non-contact type sensor that can detect a change in the position of the control shaft 410 according to the depth of the groove 411. The sensing unit 430 determines whether the position of the control shaft 410 is in the pre-diagnosis, post-diagnosis, or neutral position according to the position of the groove 411 and displays it to the driver. .

The transmission 400 of this manual transmission is configured such that the first end 412 corresponding to the retreat position of the groove 411 of the control shaft 410 and the second end 413 corresponding to the neutral position are stepped . At this time, the groove portion 411 is formed at one end of the control shaft 410 in the shape of a square cross-sectional shape in the axial direction, and the second end 413 is formed deeper than the first end 412.

The sensing unit 430 includes a non-contact type sensor for determining whether the position of the control shaft 410 is in a post-diagnosis state or a neutral state according to a depth of the first stage 412 and the second stage 413. That is, the sensing unit 430 may be an ultrasonic sensor. Hereinafter, the control shaft 410 and the sensing unit 430 according to another embodiment will be described with reference to FIG.

7, the groove 411 of the control shaft 410 according to another embodiment includes a first magnet 414 coupled to the first end 412, a second magnet 414 coupled to the second end 413, 2 magnet 415 can be coupled. At this time, the first magnet 414 and the second magnet 415 are configured to have magnetic forces of different sizes. In addition, the sensing unit 430 may include a Hall sensor capable of sensing a linear movement or a tilting motion of the control shaft 410 by the magnetic forces of the first magnet 414 and the second magnet 415.

The operation of the transmission 400 of the manual transmission according to one embodiment of the present invention having the above-described structure will be briefly described.

The speed change device 400 of the manual transmission may be configured such that the sensing unit 430 is formed of an ultrasonic sensor and senses the depth of the first end 412 and the second end 413 of the groove 411, The position of the shaft 410 is determined. The transmission 400 of the manual transmission displays the position of the control shaft 410, which is linearly moved or pivoted by the operation of the shift lever of the driver, to the driver.

When the control shaft 410 moves linearly, the sensing unit 430 is positioned on the upper side of the first stage 412 and is positioned on the upper side of the first stage 412, And the position of the control shaft 410 is determined by sensing the depth. That is, the sensing unit 430 senses the depth of the first stage 412 and indicates to the driver that the control shaft 410 is in a position capable of operating the after-diagnosis shift rail 421, .

The sensing unit 430 is positioned above the second stage 413 and moves to the second stage 413 when the control shaft 410 is in a position where the control shift shaft 410 can move the front diagnostic shift rail 422 linearly. The position of the control shaft 410 is determined. That is, the sensing unit 430 senses the depth of the second stage 413 and indicates to the driver that the control shaft 410 is in the neutral position where the front diagnostic shift rail 422 can be operated.

The transmission 400 of the manual transmission includes a first magnet 414 coupled to the first end 412 of the groove 411 and a second magnet 414 coupled to the first end 412 of the groove 411, And senses the magnetic force of the second magnet 415 coupled to the end 413 to determine the position of the control shaft 410. The transmission 400 of the manual transmission displays the position of the control shaft 410, which is linearly moved or pivoted by the operation of the shift lever of the driver, to the driver.

When the control shaft 410 moves linearly, the sensing unit 430 is positioned above the first stage 412 and moves to the first stage 412 And determines the position of the control shaft 410 by sensing the magnetic force of the first magnet 414 coupled thereto. That is, the sensing unit 430 senses the magnetic force of the first magnet 414 and indicates to the driver that the control shaft 410 is in a position capable of operating the post-diagnosis shift rail 421, .

The sensing unit 430 is positioned above the second stage 413 and moves to the second stage 413 when the control shaft 410 is in a position where the control shift shaft 410 can move the front diagnostic shift rail 422 linearly. The position of the control shaft 410 is determined by sensing the magnetic force of the second magnet 415 coupled to the control shaft 410. [ That is, the sensing unit 430 senses the magnetic force of the second magnet 415 and indicates to the driver that the control shaft 410 is in the neutral position where the front diagnostic shift rail 422 can be operated.

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, It is understandable. Accordingly, the true scope of the present invention should be determined by the following claims.

400: Transmission of manual transmission 410: Control shaft
411: groove portion 412: first stage
413: second stage 414: first magnet
415: second magnet 420: shift lever part
421: Post diagnosis shift rail 422: Front diagnosis shift rail
430:

Claims (8)

A control shaft that performs a linear movement in a select direction and a rotational movement in a shift direction in a speed change state and has a groove portion formed at one end thereof in an axial direction; And
A sensing unit spaced apart from the groove to sense a linear motion or a tilting motion of the control shaft;
Wherein the sensing unit determines whether the position of the control shaft is neutral or after-diagnosis according to the position of the groove, and operates the reverse lamp of the vehicle when the post-diagnosis is performed. The method according to claim 1,
The groove
Wherein the first stage corresponding to the rearward diagnosis position and the second stage corresponding to the neutral position are formed to be stepped with respect to each other. 3. The method of claim 2,
The groove
And the second end is formed deeper than the first end. 3. The method of claim 2,
The sensing unit
And a non-contact type sensor for determining whether the vehicle is in the backward direction or the neutral state according to a depth of the first end and the second end. 5. The method of claim 4,
The sensing unit
Wherein the control unit comprises an ultrasonic sensor. 3. The method of claim 2,
The groove
Wherein a first magnet is coupled to an upper side of the first stage and a second magnet is coupled to an upper side of the second stage. The method according to claim 6,
Wherein the first magnet and the second magnet have magnetic forces of different magnitudes. 8. The method of claim 7,
The sensing unit
And a Hall sensor capable of detecting a linear movement or a tilting motion of the control shaft by a magnetic force of the first magnet and the second magnet.
KR1020130166487A 2013-12-30 2013-12-30 Shfting device for manual transmission KR20150077722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020130166487A KR20150077722A (en) 2013-12-30 2013-12-30 Shfting device for manual transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020130166487A KR20150077722A (en) 2013-12-30 2013-12-30 Shfting device for manual transmission

Publications (1)

Publication Number Publication Date
KR20150077722A true KR20150077722A (en) 2015-07-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180044492A (en) * 2016-10-21 2018-05-03 현대자동차주식회사 Apparatus for moving shift rail of transmission

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180044492A (en) * 2016-10-21 2018-05-03 현대자동차주식회사 Apparatus for moving shift rail of transmission
KR101866076B1 (en) * 2016-10-21 2018-06-11 현대자동차주식회사 Apparatus for moving shift rail of transmission
US10443720B2 (en) 2016-10-21 2019-10-15 Hyundai Motor Company Apparatus for moving shift rail of transmission
US10801618B2 (en) 2016-10-21 2020-10-13 Hyundai Motor Company Apparatus for moving shift rail of transmission

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