JP2566899Y2 - Lever device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lever device having a structure in which a base end of a lever is supported so as to be able to reciprocate in two directions.

[0002]

2. Description of the Related Art For example, there is an automobile in which a shift lever for performing a shift operation of an automatic transmission is provided on a steering column portion.

In such a configuration, the shift lever is
The base end is supported by the base of the steering column so as to be reciprocally rotatable in two directions, one direction and the other direction intersecting with the base. Rotate and switch the automatic transmission switch, based on this, the state of the automatic transmission,
"P", "R", "N", "D", "2", and "L" are switched.

A guide groove for guiding the movement of the shift lever is formed in a column cover through which the shift lever penetrates. A plurality of locking recesses are formed in the guide groove corresponding to the shift position, and the shift lever is selectively locked in the locking recess.

[0005]

However, in the conventional structure described above, since the guide groove for guiding the movement of the shift lever is formed in the column cover, it is difficult to reduce the operation stroke of the shift lever, and the design is difficult. There is a disadvantage that the degree of freedom is restricted. Further, there is a disadvantage that the guide groove deteriorates the appearance.

Accordingly, an object of the present invention is to provide a lever device that can reduce the operation stroke of the lever, increase the degree of freedom in design, and improve the appearance.

[0007] In order to achieve the above object, the lever device of the present invention has a base end in one direction via a rotor to a base.
It is supported so as to be capable of reciprocating rotation, and with respect to the rotor.
A lever supported so as to be capable of reciprocating rotation in the other direction intersecting with the one direction, a locking projection provided at a base end of the lever, a tip of which protrudes from the lever and is formed narrower than the lever; A guide groove is provided to be inserted into the base, the guide groove guiding the movement of the locking protrusion in response to the turning operation of the lever, and between the rotor and the base.
Provided, the lever rotates with the rotor in the one direction.
A first moderation mechanism for imparting moderation when operated;
It is provided between the lever and the rotor, and the lever is
And when the rotation operation is performed in the other direction,
And a second moderation mechanism .

[0008]

According to the above-mentioned means, the guide groove into which the locking projection is inserted only has to guide the movement of the locking projection smaller than the lever. Thus, the area of the guide groove can be reduced, and accordingly, the operation stroke of the lever can be reduced.

Further, the guide groove can be formed in a portion of the base that cannot be seen from the outside.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a shift lever device for an automatic transmission provided in a steering column portion of an automobile will be described below with reference to the drawings.

The base 1 is provided on a steering column (not shown), and mainly comprises upper and lower brackets 2 and 3 and a switch body 4.

A lever holder 6 is provided at a base end 5a of the shift lever 5 serving as a lever. Shift lever 5
The base end 5a has upper and lower shafts 7a, 7b of the rotor 7.
2 is supported by the base 1 so as to be reciprocally rotatable in the direction of arrow A in FIG. 2 and in the direction opposite thereto (the direction intersecting the plane of FIG. 1), and with respect to the rotor 7 through the pin 8. It is supported so as to be able to reciprocate in the direction of arrow B in FIG. 1 and in the opposite direction.

A locking pin 9 constituting a locking projection is attached to the distal end side of the base end 5a of the shift lever 5.
The locking pin 9 has a distal end portion at the base end portion 5 of the shift lever 5.
a, and is formed thinner than the shift lever 5.

The upper bracket 2 is formed with a guide groove 10 into which the tip of the locking pin 9 is inserted and guided. As shown in FIG. 3, a plurality of locking recesses 11 to 15 are formed in the guide groove 10.

The shifter 16 is rotatably supported by the rotor 7 via a pair of shaft portions 16a.
The locking pin 9 penetrates through a hole 17a formed in
When the shift lever 5 is rotated in the direction of arrow A and in the direction opposite thereto, the rotor 7 is rotated about the shafts 7a and 7b.
When the shift lever 5 is rotated in the direction of arrow B and in the direction opposite thereto, the shaft portions 16a, 16
It rotates around a.

A projection 18 projecting from the lower portion of the shifter 16 is engaged with a contact holder 19, and the contact holder 19 is slid with respect to the printed wiring board 20 with the rotation of the shifter 16. It has become.

The contact holder 19 is provided with a movable contact 21, and the printed wiring board 20 is provided with a fixed contact (not shown) to which the movable contact 21 comes and goes. The transmission switch 22 is configured.

On the other hand, a first moderation mechanism is provided between the rotor 7 and the switch body 4 to obtain the moderation of the shift lever 5 in the direction of the arrow A and in the direction opposite thereto. A moderation mechanism 23 is provided. This moderation mechanism 23
As shown in FIG. 2, a moderation surface 24 having a plurality of irregularities,
A moderator 25 that moves on the moderator surface 24 and a moderator 2
And a compression coil spring 26 that urges the pressing surface 5 against the moderating surface 24.

Further, between the lever holder 6 and the rotor 7, a joint constituting a second moderation mechanism for obtaining the moderation of the shift lever 5 in the direction of arrow B and in the direction opposite thereto. The degree mechanism 27 is provided on both sides of the shift lever 5. As shown in FIG. 4, each moderation mechanism 27 includes a moderation surface 28, a moderator 29 that moves on the moderation surface 28,
A compression coil spring 30 for urging the moderator 29 against the moderation surface 28 is provided.

The base 1 is covered by a cover 31.

Next, the operation of the above configuration will be described. Now, it is assumed that the distal end of the locking pin 9 provided on the base end 5a of the shift lever 5 is locked in the locking recess 11 of the guide groove 10, as shown by the solid line in FIG. In this state, the shift lever 5 is held at the “P” position by the detent mechanisms 23 and 27, and the automatic transmission switch 22 is in the “parking” state.

In this "P" position, the shift lever 5
Is pulled up in the direction of arrow B, the tip of the locking pin 9 comes off the locking recess 11. And shift lever 5
Is rotated by a predetermined angle in the direction of arrow A,
By pressing down in the direction opposite to the arrow B, the tip of the locking pin 9 is locked in the locking recess 12 of the guide groove 10. In this state, the shift lever 5 is set to the detent mechanism 2.
3 and 27 will be held in the "R" position,
The automatic transmission switch 22 is in the "reverse" state.

Similarly, when the tip of the locking pin 9 is locked in the locking recess 13 of the guide groove 10,
The shift lever 5 is held at the “N” position,
The automatic transmission switch 22 is in the "neutral" state.

In the state of the "N" position, when the tip end of the shift lever 5 is further rotated in the direction of arrow A,
The tip of the locking pin 9 is disengaged from the locking recess 13, the shift lever 5 is held in the "D" position by the detent mechanisms 23 and 27, and the automatic transmission switch 22 is in the "drive" state. .

In the "D" position, the shift lever 5
Is pushed down in the direction opposite to the arrow B, the tip of the locking pin 9 is locked in the locking recess 14, and the shift lever 5 is held at the "2" position by the detent mechanisms 23 and 27. , And the automatic transmission switch 22 is in the "second" state.

When the tip side of the shift lever 5 is pulled up in the direction of arrow B in the "D" position, the tip end of the locking pin 9 is locked in the locking recess 15 and the shift lever 5 is locked.
Is held at the “L” position by the detent mechanisms 23 and 27, and the automatic transmission switch 22 is in the “low” state.

According to the above-described embodiment, the shift lever 5
A locking pin 9 thinner than the shift lever 5
And the guide pin 10 is inserted into the guide groove 10 formed in the upper bracket 2 of the base 1 to guide the movement of the lock pin 9. As for the guide groove 10 into which the pin 9 is inserted, the area of the guide groove 10 can be made smaller than when the relatively thick lever 5 itself is guided. Along with this, the operation stroke of the shift lever 5 can be reduced, and the degree of freedom in design can be increased.

Further, as the operation stroke of the shift lever 5 can be reduced, the amount of movement of the contact holder 19 can be reduced, and the mechanism of the automatic transmission switch 22 can be reduced in size.

Further, since the guide groove 10 can be formed in a portion of the base 1 that cannot be seen from the outside, the appearance of the guide groove 10 can be prevented from being deteriorated. In addition
Between the rotor 7 and the base 1
Moderation for obtaining moderation in the direction of mark A and the opposite direction
A mechanism 23 is provided, and between the shift lever 5 and the rotor 7,
A node in the direction of arrow B of the shift lever 5 and in the direction opposite thereto
And the moderation mechanism 27 for obtaining the degree is provided.
The shift lever 5 is controlled by the moderation mechanisms 23 and 27.
Can be held at a desired position.

In the above embodiment, the locking projection is formed by the locking pin 9 separate from the shift lever 5, but instead of the locking pin 9, the locking projection is replaced by a shift lever. 5 may be integrally formed by cutting or the like.

The present invention can of course be applied to a lever device other than the shift lever device for an automatic transmission.

[0032]

As is apparent from the above description, according to the lever device of the present invention, a locking projection thinner than the lever is provided at the base end of the lever, and the distal end of the locking projection is provided. Is inserted into the guide groove formed on the base, and the guide groove guides the movement of the locking protrusion. Therefore, as the guide groove into which the locking protrusion is inserted, the relatively thick lever itself is guided. The area of the guide groove can be made smaller than in the case where the guide groove is formed. Along with this, the operation stroke of the lever can be reduced, and the degree of freedom in design can be increased.

Further, since the guide groove can be formed in a portion of the base that cannot be seen from the outside, the appearance of the guide groove can be prevented from being deteriorated. In addition, the rotor and
The first to get the moderation of the lever in one direction
The moderation mechanism is provided between the lever and the rotor.
Second moderation mechanism for obtaining moderation in the other direction intersecting the direction
, So that the first and second sections
The lever can be held in the desired position by the degree mechanism
become.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention.

FIG. 2 is a cross-sectional view

FIG. 3 is a front view of the guide groove portion viewed from the direction of arrow a in FIG. 1;

FIG. 4 is a cross-sectional view of the moderation mechanism shown along the arrow line in FIG. 2;

[Explanation of symbols]

1 is a base, 5 is a shift lever (lever), 5a is a base end, 7 is a rotor, 9 is a locking pin (locking projection), 10 is a guide groove, 22 is a switch for an automatic transmission, and 23 is a moderation. mechanism
(First moderation mechanism), 27 is a moderation mechanism (second moderation mechanism)
) .

Claims (1)

(57) [Scope of request for utility model registration] 1. A base portion is unidirectionally connected to a base via a rotor.
Reciprocatingly rotatable, and with respect to the rotor
A lever supported so as to be able to reciprocate in the other direction intersecting the one direction, a locking projection provided at a base end of the lever, a tip protruding from the lever, and formed narrower than the lever; the engaging convexed latch portion is provided so as to be inserted into the base, a guide groove for guiding the movement of the engaging protrusion according to the rotation operation of the lever is provided between the rotor and the base , The lever is
Moderation when turned in one direction with the data
A first moderating mechanism, which is provided between the lever and the rotor , wherein the lever is
Moderation when turned in the other direction
A second detent mechanism .