JPH0242919Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a shift lever device used mainly in automobiles and other vehicles.

[Prior art and problems]

A conventional shift lever device has a structure in which a shift lever is provided so as to be able to swing around a swing fulcrum, a link that interlocks with the shift lever is arranged, and a control wire is connected to this link.

As described above, in the conventional shift lever device, the control wire is operated by a link mechanism, and therefore the structure is complicated, and there are problems in that loss and play occur at each connecting portion. The present invention was devised in view of the problems of the prior art, and its purpose is to provide a shift lever device that has a very simple structure and does not cause loss or play.

[Means for solving problems]

The shift lever device according to the present invention will be explained with reference to FIGS. 1 to 3 showing a first embodiment of the present invention. A control wire 9 connected to a control lever in a transmission is connected to a vehicle body. The sliding position of the shaft 10 can be adjusted by engaging the shaft 10, which is slidably assembled to the casing 2 connected to the side, with the uneven engaging parts 4A and 12 formed on the casing side and the shaft side. The shift lever device has two sets of different inclination directions in which the concave and convex engaging portions are lined up, and the shaft 10 is held in a rotationally biased state around an axis. , this shaft 10
It is characterized in that the engagement between the concave and convex portions is released by being rotated in a counter-rotation biasing direction.

[Effect]

When the shaft 10 is rotated against the rotational urging force, the stopper mechanism that restricts the sliding position of the shaft 10 is released, that is, the engagement of the uneven portion is released, and the shaft 10 is freely moved in the shaft longitudinal direction. Can be slid. In this state, the shaft 10 is slid to a position corresponding to an arbitrary range. When the force resisting the rotational biasing force of the shaft 10 is weakened, the rotational biasing force acts on the shaft 10, so it rotates to the original position and the stopper mechanism acts, that is, the concavo-convex portion engages. , the shaft 10 is held at a predetermined range position.

〔Example〕

Next, embodiments of the present invention will be described based on the drawings.

1 to 3 are diagrams showing a first embodiment of the present invention, in which FIG. 1 is a perspective view of the shift lever device, FIG. 2 is a longitudinal cross-sectional view thereof, and FIG. 3 is a cross-sectional view thereof. Figures are shown respectively.

In these figures, reference numeral 2 denotes a casing formed in a substantially cylindrical shape, and a flange 3 is formed on the outer periphery of one end of the casing, and the casing is fixed to the vehicle body via this flange 3. A shaft 10 with a control wire 9 connected to the end thereof is inserted into the casing 2, and by sliding the shaft 10 in the longitudinal direction, the control wire 9 is operated and the inside of the transmission (not shown) is inserted. control lever is activated.

A hole 6 is formed in the casing 2, and a linear spring 4 formed in a substantially S-shape is inserted into the casing 2.
The one end portion 4A thereof is engaged with the hole 6 and is biased to protrude toward the shaft 10 side. That is, the end portion 4A of the linear spring 4 serves as a stopper member for engaging with a recess 12 formed on the surface of the shaft 10 to regulate the position of the shaft 10.

The shaft 10 has six recesses 12 in the shaft longitudinal direction (12A, 12B, . . . in order from the front).
12F) is formed, and the end portion 4A, which is the stopper member, is adapted to engage with this recess 12. The six recesses 12A to 12F are
Starting from the front (left side in Figure 2), the positions correspond to the L range, 2 range, D range, N range, R range, and P range, respectively. Then, the recessed portion 12
Three inclination directions (12A to 12C and 12D)
~12F) It has become something different.

The shaft 10 has a substantially cylindrical bush 14.
is assembled so as to be able to rotate together with the shaft 10, and the shaft 10 and the bush 14 are configured to be able to slide relative to each other in the longitudinal direction of the shaft. A recess 2A is formed in the circumferential surface of the casing 2, and a projection 14 protruding from the bush 14 is formed in the circumferential surface of the casing 2.
A is loosely fitted into the recess 2A. Between the casing 2 and the bush 14 is a spring 16 that revolves around the shaft 10.
is interposed, and the shaft 10 is biased by the spring 16 in the direction of the arrow in FIG. 3 (clockwise).

Note that reference numeral 17 is an operation knob fixed to the end of the shaft 10, and reference numeral 18 is an outer tube for protecting the outer circumference of the control wire 9, which is fixed to the other end of the casing 2 by a connecting member 19. has been done.

Next, the operating situation of this embodiment will be explained.

FIG. 2 shows a case where the shaft 10 is in the R range position, and a case in which the shaft 10 is moved from this position to a predetermined arbitrary position will be described.

First, the knob 17 is rotated counterclockwise against the biasing force of the spring member 16. Then, the knob 17 and the shaft 10 rotate together, and the stopper member 4
The engagement between A and the recess 12E is released. The shaft 10 is then in a state where it can freely slide in the longitudinal direction of the casing 2. In this state, if you use the knob 17 to slide the shaft 10 to a predetermined position in the longitudinal direction of the casing and release your hand from the knob 17, the rotation biasing force of the spring member 16 acts on the shaft 10, and the shaft 10 is rotated to its original position (the state position shown in FIG. 3). Therefore, the stopper member 4A engages with the newly selected recess 12, so that the shaft 10 is held in this new range position.

Note that the recesses 12A to 12C (12D to 12F)
The inclination direction of the concave part is the same direction, and the L range → 2 range → D range (P range → R range → N range)
Shifting to the range) can be easily done by pulling the knob 16 toward you (leftward in FIG. 2) without rotating the shaft 10 to disengage the stopper member 4A from the recess 12. It can be shifted.

4 and 5 show a second embodiment of the present invention, in which FIG. 4 shows a longitudinal sectional view of the shift lever device, and FIG. 5 shows a cross sectional view of the main part thereof.

In these figures, a detent casing 3A is provided protruding from the casing 2, and a detent plate 22 biased by a spring member 20 is mounted inside the casing 3A. A punching hole 23 is formed in the detent plate 22 , and the shaft 10 is arranged to extend through the punching hole 23 .
2 engages with the recess 12 to restrict the sliding position of the shaft 10. Since the rest is the same as the first embodiment, the same reference numerals are given and the explanation thereof will be omitted.

FIGS. 6 and 7 are perspective views showing the case where the first and second embodiments are applied to an actual machine, and the reference numeral 30 shown in FIG. This is a display box that allows you to check the shift position, and the shift lever mechanism is housed inside this display box. The shift lever mechanism is equipped with an inhibitor switch (not shown) and a contact switch that slides integrally with the shaft 10. When the shaft 10 comes to a predetermined range position, a lighting lamp 31 (31A to 31A) corresponding to the range position is activated. 31F) is now lit.

Reference numeral 11 shown in FIG. 7 is an operating arm that projects upward from the shaft 10 in a substantially vertical state, and the operating knob 17 shown in the above embodiment is attached to this arm 11.
It is fixed at the top end. In the first and second embodiments, the shaft 10 is held in a state where it is rotated in the clockwise direction, but in the embodiment shown in FIG. It has a structure in which it is rotationally biased.

The uneven groove 34 which is a detent plate formed on the display box 32 and the uneven groove 3 are formed on the display box 32.
A detent mechanism is formed by the arm 11 that engages with the arm 4.

In addition, in the device according to FIG. 7, a detent mechanism (or a detent plate 2
2 and a recessed portion 12), and since it is equipped with a double detent mechanism, it is possible to perform a shift operation more reliably.

Note that the shaft 10 may be shifted only by the detent mechanism formed by the arm 11 and the uneven groove 34 formed in the display box 32 without using the detent mechanism provided in the casing 2.

[Effect of idea]

As is clear from the above description, according to the present invention, a shift lever device with a very simple structure and less backlash can be obtained.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of the first embodiment of the present invention;
The figure is a longitudinal cross-sectional view, and Figure 3 is the line shown in Figure 2.
4 is a longitudinal sectional view of the second embodiment of the present invention, FIG. 5 is a sectional view taken along the line shown in FIG. In particular, FIG. 7 is a perspective view showing another embodiment of the present invention. 2... Casing, 2A... Recessed portion, 4... Linear spring,
4A...Spring end that is a stopper member, 10...Shaft, 12 (12A to 12F)...Recess, 14...Button, 14A...Protrusion, 16...Spring member, 30,
32...Display box.

Claims (1)

[Scope of Claim for Utility Model Registration] 1. A control wire connected to a control lever in a transmission is connected to a shaft that is slidably assembled to a casing that is fixed to the vehicle body, and a shaft that is attached to the casing side and the shaft side. A shift lever device comprising a stopper means for regulating the sliding position of the shaft by engaging formed concavo-convex engaging portions, the shift lever device comprising two sets of different inclination directions in which the concave-convex engaging portions are lined up. and the shaft is held in a rotationally biased state around an axis, and the uneven engagement is released by rotating the shaft in a counter-rotation biasing direction. shift lever device. 2. The stopper means is constituted by a plurality of recesses arranged in parallel in the axial direction of the shaft, and a stopper member assembled to the casing and urged to protrude toward the shaft and engage with the recess. The shift lever device according to claim 1, which is a utility model. 3. The shift lever according to claim 1, wherein the stopper means is comprised of an operating arm protruding from the shaft and a detent plate that can be engaged with the operating arm. Device.