JPH1191390A - Shift lever device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the backlash between a shift lever and a lever retainer to reduce the noise, and to improve the operation feeling of the shift lever by holding the proper control force. SOLUTION: In this shift lever device, a shift lever 16 is supported by a shift lever retainer 12 in such manner that the shifting operation in an axial direction can be performed. On this occasion, a spring 32 is mounted for generating the elastic force in an axial direction of the shift lever 16 between an interlock member 20 mounted on the shift lever 16 in such manner that it can be integrally rotated, and the shift lever retainer 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shift lever device for a vehicle transmission, and more particularly to a column shift type shift lever device.

[0002]

2. Description of the Related Art Conventionally, a column type shift lever device has
The shift lever is supported on the shift lever retainer such that the shift lever can be shifted around its axis. In other words, a gap (play) required between the shift lever retainer and the shift lever to enable relative rotation between the two.
Exists.

[0003]

The play between the shift lever retainer and the shift lever causes abnormal noise and also deteriorates the operation feeling of the shift lever.

[0004] It is an object of the present invention to reduce backlash between the shift lever and the lever retainer to reduce abnormal noise, and maintain an appropriate operation force to improve the operation feeling of the shift lever. It is to improve.

It is an object of the invention according to claims 2 and 3 to provide a moderation feeling in the neutral position of the shift lever in addition to the above-mentioned object, thereby further improving the operation feeling.

[0006]

According to the first aspect of the present invention,
A shift lever device of a type in which a shift lever is supported on a shift lever retainer so as to be capable of performing a shift operation in a direction around an axis of the shift lever device, wherein the interlocking member is attached to the shift lever so as to rotate integrally with the shift lever. A spring is provided between the shift lever retainer and the spring to exert an elastic force in the shaft radial direction of the shift lever.

As described above, since the force of the spring is always acting between the shift lever and the lever retainer, the play between the shift lever and the lever retainer is reduced, thereby reducing abnormal noise and operating the shift lever. The force is held moderately.

According to a second aspect of the present invention, in the shift lever device according to the first aspect, a rolling element receiving the elastic force of the spring is mounted on the shift lever retainer, and the interlocking member is provided. Has a substantially arc shape centered on the axis of the shift lever, and has a flange on the arc surface of which the rolling element is pressed by the elastic force of a spring, and the rolling element is provided on the flange at the neutral position of the shift lever. A positioned recess is formed.

According to this configuration, since the rolling element is located in the recess of the flange, a sense of moderation with respect to the neutral position of the shift operation is obtained, and the operation feeling of the shift lever is further improved.

According to a third aspect of the present invention, there is provided the shift lever device according to the first aspect, wherein the interlocking member has an arm portion extending outwardly along a shaft diameter of the shift lever. A spring is attached to the shift lever retainer so that the spring always comes into contact with the tip of the arm section with elastic force. The spring has a recess in which the tip of the arm section is located at the neutral position of the shift lever.

In this case, since the tip of the arm portion is located in the concave portion of the spring, a sense of moderation with respect to the neutral position of the shift operation can be obtained.

[0012]

Embodiments of the present invention will be described below. Embodiment 1 FIG. 1 is a perspective view showing an outline of a column shift type shift lever device, FIG. 2 is an external view showing an enlarged part of the shift lever device, and FIG. 3 is a sectional view of FIG. 4 is an exploded perspective view of the shift lever device. As shown in these drawings, the shift lever retainer 12 of the shift lever device is formed in a cylindrical shape, and is fixed to a predetermined member (not shown) located on the steering column 10 side. The shift lever 16 has a portion near the tip inserted into the shift lever retainer 12 so as to be rotatable around an axis.
This rotation operation is the shift operation of the shift lever 16.

An outer serration 17 is formed at the end of the shift lever 16 inserted into the shift lever retainer 12, and a cylindrical portion 22 of an interlocking member 20 is connected to the outer serration 17 by serration fitting. I have. That is, the shift lever 16 and the interlocking member 20 can rotate integrally with each other. A flange 24 is formed integrally with the interlocking member 20 so as to face the outer peripheral surface of the shift lever retainer 12.

On the other hand, on the outer periphery of the shift lever retainer 12, there is integrally formed a holding portion 14 which is surrounded by a wall on three sides excluding the end face side of the shift lever retainer 12 in a plane. The spring holder 30 is slidably held in a direction along the axis diameter of the shift lever 16 by the holding portion 14, and the spring holder 30
A roller 34 used as a "rolling element" is rotatably attached to the tip of the roller. Moreover, the spring holder 3
A spring 32 is built in between the zero and the bottom surface of the holding portion 14, whereby the spring holder 30 receives a biasing force in a direction of pressing the roller 34 inside the flange 24.

FIG. 5 is a sectional view taken along the line VV of FIG. FIG.
As shown in (A), the flange 24 is provided with the shift lever 1.
6 are set in a substantially arc shape centered on the axis. That is, with the shift operation of the shift lever 16, the flange 24 is moved.
Moves relative to the roller 34 of the spring holder 30. The flange 24 has a concave portion 26 in which the roller 34 is located when the shift lever 16 is at the neutral position of the shift operation shown in FIG.

According to the shift lever device having the above-described configuration, the roller 34 of the spring holder 30 is always pressed against the flange 24 of the interlocking member 20 by the elastic force of the spring 32. That is, the force of the spring 32 always acts between the shift lever retainer 12 and the shift lever 16 in the axial direction of the shift lever 16, thereby reducing the play between the shift lever retainer 12 and the shift lever 16. Noise is reduced.

As for the shift operation of the shift lever 16, the flange 24 of the interlocking member 20 moves relatively with respect to the roller 34 receiving the action of the spring 32 as described above, so that an appropriate operation resistance is generated. Thus, the operation feeling of the shift lever 16 is improved. Further, in the neutral position of the shift operation, the roller 34 is located in the concave portion 26 of the flange 24, so that a kind of detent function is performed, and a moderation feeling can be given to the neutral position. The moderation at the neutral position can be made more effective by changing the shape of the flange 24 as shown in FIG. 5B.

FIG. 6 is an external view showing a shift lever device according to a second embodiment, FIG. 7 is a sectional view of FIG. 6, and FIG. 8 is an exploded perspective view of the shift lever device according to the second embodiment. 9 is a left side view of FIG. In the present embodiment, the shift lever retainer 1
A pair of stays 40 and 41 are integrally formed on the outer periphery of the two, and an end of a detent spring 46 using a leaf spring is engaged with each of the stays 40 and 41. Note that one end of the detent spring 46 is engaged with the stay 40 so as not to move, and the other end is slidably engaged with the stay 41 (FIG. 9).

The interlocking member 20 that rotates integrally with the shift lever 16 is integrally formed with an arm portion 44 extending outward along the shaft diameter of the shift lever 16.
The arm portion 44 has a sliding contact portion 45 having an arc-shaped outer peripheral surface.
Are integrally formed. The outer peripheral surface of the sliding contact portion 45 is in contact with the inside of the detent spring 46. Further, the detent spring 46 has a recess 4 in which the sliding contact portion 45 of the arm portion 44 is located when the shift lever 16 is in the neutral position of the shift operation shown in FIG.
8

The detent spring 46 has a space between both ends in a free state before being assembled to the stays 40 and 41 so that the slide contact portion 45 can be brought into contact with an appropriate load (elastic force). Are set wider than the state shown in FIG. Also, as described above, stay 4
Since the end portion of the detent spring 46 is slidably engaged with 1, the load on the sliding contact portion 45 is also stabilized.

According to the shift lever device of the second embodiment, the detent spring 46 is constantly pressed against the sliding portion 45 of the arm portion 44 of the interlocking member 20 with a stable load. 1, the shift lever retainer 12 and the shift lever 16
The play between is packed. As for the shift operation of the shift lever 16, the sliding contact portion 45 slides relative to the detent spring 46, so that an appropriate operation resistance is generated and the operation feeling of the shift lever 16 is well maintained. Further, since the sliding portion 45 is located in the concave portion 48 of the detent spring 46 at the neutral position of the shift operation, a sense of moderation at the neutral position is obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an outline of a column shift type shift lever device.

FIG. 2 is an enlarged external view of a part of a shift lever device.

FIG. 3 is a sectional view of FIG. 2;

FIG. 4 is an exploded perspective view of the shift lever device.

FIG. 5 is a sectional view taken along line VV of FIG. 2;

FIG. 6 is an external view illustrating a shift lever device according to a second embodiment.

FIG. 7 is a sectional view of FIG. 6;

FIG. 8 is an exploded perspective view of the shift lever device according to the second embodiment.

FIG. 9 is a left side view of FIG. 6;

[Explanation of symbols]

 12 shift lever retainer 16 shift lever 20 interlocking member 24 flange 26 recess 32 spring 34 roller (rolling element) 44 arm 46 detent spring 48 recess

Claims (3)

[Claims] 1. A shift lever device of a type in which a shift lever is supported on a shift lever retainer so as to be capable of performing a shift operation in a direction around an axis of the shift lever device, the shift lever device being attached so as to rotate integrally with the shift lever. A shift lever device, wherein a spring that exerts an elastic force in a shaft radial direction of the shift lever is provided between the interlocking member and the shift lever retainer. 2. The shift lever device according to claim 1, wherein a rolling element receiving the elastic force of the spring is mounted on the shift lever retainer, and the interlocking member moves an axis of the shift lever. It has a substantially arcuate shape with the center as the center, and a flange on which the rolling element is pressed against the arc surface by the elastic force of the spring. The flange is formed with a concave portion where the rolling element is located at the neutral position of the shift lever. A shift lever device. 3. The shift lever device according to claim 1, wherein the interlocking member has an arm portion extending outward along an axis diameter of the shift lever, and the spring is provided on the arm portion. A shift lever which is attached to the shift lever retainer so as to always contact the tip with an elastic force, and a recess in which the tip of the arm portion is located at a neutral position of the shift lever is formed in the spring; apparatus.