JPH0891085A - Operating lever device for automatic transmission - Google Patents

Abstract

PURPOSE: To improve the positional accuracy of a lever knob in a lever main body and improve the productivity by eliminating a process for connecting the lever knob to a lever shaft part. CONSTITUTION: In an automatic transmission in which a lever main body 30 supported so as to be shifted on a lever supporter 10 fixed to a body side is shifted along the opening 24 of a shift display part 20 disposed on the lever supporter 10 side, the lever knob 38 of the lever main body 30, which has such a size as to pass the opening 24 of the shift display part 20, is formed integrally with the lever shaft part 32 of the lever main body 30.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates mainly to an operating lever device for an automatic transmission in a vehicle.

[0002]

2. Description of the Related Art FIG. 7 is a sectional view showing an example of a conventional operation lever device for an automatic transmission. As shown in this drawing, in the lever main body 80, a lever knob 86 is coupled to an upper end portion of a lever shaft portion 82 thereof, and a lower end portion of the lever shaft portion 82 with respect to a lever support body 90 in a shift operation direction by a support shaft 88. It is rotatably supported. A shift display portion 92 for indicating the shift operation position of the lever main body 80 is fixed to the lever support 90 side, and the lever main body 80 is shift-operated along the opening 94 of the shift display portion 92. It has become. That is, the opening 94 of the shift display portion 92 is open over the shift operation range of the lever main body 80, and the lever knob 86 is set larger than the width of the opening 94. Therefore, when assembling the operation lever device, the shift display portion 92 is assembled to the lever support 90 while inserting the lever shaft portion 82 into the opening 94, and then inserted into the lever shaft portion 82. Metal pipe 84
Further, the lever knob 86 is fixed with a screw (not shown).

[0003]

As described above, the lever body 80 has the lever shaft portion 82 formed individually.
The lever knob 86 and the lever knob 86 must be connected by a screw or the like, and the metal pipe 8 in the lever shaft portion 82 is connected.
The position accuracy of the lever knob 86 deteriorates due to variations in the insert position of No. 4 or the connecting position of the lever knob 86 with respect to the metal pipe 84. Further, since the step of connecting the lever shaft portion 82 and the lever knob 86 is required for assembling the operation lever device, the productivity thereof is also reduced. The problem to be solved by the present invention is to improve the positional accuracy of the lever knob in the lever body and to improve productivity by eliminating the step of connecting the lever knob to the lever shaft portion.

[0004]

In order to solve the above-mentioned problems, the operating lever device for an automatic transmission according to the present invention is constructed as follows. That is, an automatic gear shift mechanism in which a lever main body supported for shift operation with respect to a lever support fixed to the vehicle body side is operated to shift along an opening of a shift display portion arranged on the lever support side. In the machine operation lever device, the lever knob of the lever body is
It is formed integrally with the lever shaft portion of the lever body with a size that allows it to pass through the opening of the shift display portion.

[0005]

According to this structure, since the lever shaft portion of the lever main body and the lever knob are integrated, the positional accuracy of the lever knob is improved, and the step of connecting the lever knob to the lever shaft portion is unnecessary. Further, since the lever knob can pass through the opening of the shift display portion, the assembling property of the operation lever device is not deteriorated.

[0006]

Embodiments of the present invention will be described below with reference to FIGS. 1 is a perspective view showing an operating lever device for an automatic transmission, FIG. 2 is a side sectional view of the operating lever device,
3 is a sectional view taken along the line AA of FIG. 2, and FIG. 4 is a plan view of the operating lever device. The lever support 10 shown in these drawings has a structure which is fixed to the floor of the vehicle body (not shown) or the like as is well known, and the support portion 12 of the lever main body 30 to be described next is provided under the structure thereof. Are formed. A shift display portion 20 is provided on the lever support 10 and a display plate 22 of the shift display portion 20 is provided.
4, a display window 23 corresponding to the display of each shift position is formed. The central portion of the shift display portion 20 is an opening 24 in which the lever body 30 is located.

2 and 3, the lever body 30 has a hollow lever shaft portion 32, a lever knob 38 at the upper end of the lever shaft portion 32, and a lower end portion of the lever shaft portion 32. It has a cylindrical boss portion 33 orthogonal to the axis. The boss portion 33 is rotatably supported by the support portion 12 of the lever support 10 by a support shaft 34. That is, by rotating the lever shaft portion 32 around the axis of the support shaft 34 with respect to the lever support body 10, the lever main body 30 is shifted along the opening 24 of the shift display portion 20. Becomes Further, the lever main body 30 includes a slide cover 40 substantially at an intermediate portion of the lever shaft portion 32, and a connecting portion 44 to which an inner wire 68 of a shift cable is coupled on a lower surface of the slide cover 40 as shown in FIG.
It has.

FIG. 5 is a perspective view of the lever body 30. As is apparent from this drawing, the lever body 30 is an integrally molded product made of a synthetic resin material or the like, and the lever shaft portion 32, the boss portion 33, the lever knob 38, the slide cover 40 and the connecting portion 44 are integrated with each other. ing. And as is clear from FIG. 3, the lever knob 3
The horizontal dimension of 8 corresponds to the opening 2 of the shift display unit 20.
The width is set to be smaller than the width of 4, and the lever knob 38 and the lever shaft portion 32 of the lever main body 30 can pass through the opening 24 of the shift display portion 20. In addition, in FIG. 2, on the left side of the lever shaft portion 32 (on the front side of the lever main body 30),
A guide hole 46 penetrating from the surface of the slide cover 40 to the lower surface of the connecting portion 44 is formed, and a lock release pin 66 for manually releasing the lock of a shift lock mechanism (not shown) is inserted therein. .

A detent rod 60 of the first detent mechanism is provided in the hollow portion of the lever shaft portion 32 so as to be movable in the axial direction. Is fixed. On the other hand, on both sides of the lever shaft portion 32, there are formed holes 35 which are long in the axial direction thereof.
5, both ends of the detent pin 61 project to the outside of the lever shaft portion 32 as shown in FIG. 3, and are respectively attached to the detent engagement portions 14 of the first detent mechanism formed on both sides of the lever support body 10. positioned.

The detent rod 60 is normally pushed up together with the detent pin 61 by the elasticity of the spring 62 shown in FIGS. Therefore, both ends of the detent pin 61 are engaged with one recess of the detent engagement portion 14, and as is well known, the lever main body 3
0 shift operation is restricted. Therefore, by pushing down the detent rod 60 together with the detent pin 61 against the elasticity of the spring 62, the restriction of the shift operation is released.

The slide cover 40 is positioned so as to always close the opening 24 of the shift display portion 20, and has a predetermined strength (rigidity) required for the lever body 30.
It has the same rigidity as. Further, the shape of the slide cover 40 is an arc shape centered on the shaft center of the support shaft 34 which is a pivotal fulcrum of the lever main body 30, and the lever shaft portion 3 is formed.
2 extends in the front-back direction. And the shift display section 2
Reference numeral 0 also corresponds to the slide cover 40 and is set in an arc shape centered on the axis of the support shaft 34. For these reasons, the slide cover 40 properly slides along the shift display portion 20 by the shift operation of the lever body 30 without being guided by a guide groove or the like.

As shown in FIGS. 3 to 5, on the side portion of the slide cover 40, an instruction portion 41 located on the lower surface of the display plate 22 of the shift display portion 20 is integrally formed. A red tape or the like is attached to the surface of the instruction portion 41 and is located in the display window 23 of one shift position display portion of the shift display portion 20, so that the shift position of the lever main body 30 at that time. Is displayed.

Moreover, on the back surface (lower surface) of the slide cover 40, as shown in FIG. 2, the detent engagement portion 4 for the second detent mechanism which repeats unevenness in the shift operation direction.
2 is formed. On the other hand, the lever support 1
A plunger holding portion 16 is formed on the 0 side, and the plunger 17 assembled therein has a spring 18
Is pressed against the detent engagement portion 42. In this second detent mechanism, the unevenness of the detent engagement portion 42 and the plunger 17 are relatively displaced in accordance with the shift operation of the lever main body 30,
This gives a feeling of moderation to the shift operation of the lever body 30.

FIG. 6 shows an enlarged sectional view taken along line BB of FIG. As is clear from this drawing, the connecting portion 44
A hole 45 is formed in the hole, and an end portion of the inner wire 68 of the shift cable shown in FIG. 2 is connected to the connecting portion 44 by a connecting pin 69 made of synthetic resin and inserted into the hole 45. The other end of the inner wire 68 is connected to a shift arm (not shown) of the automatic transmission, and an arbitrary shift speed can be obtained by shifting the lever body 30.

In the operation lever device constructed as described above, when assembling the lever body 30, the lever main body 30 is assembled to the lever support body 10 so that the shift operation is possible, and then the shift display portion 20 is levered into the opening 24. The lever knob 38 and the lever shaft portion 32 of the body 30 are inserted and fixed to the lever support body 10. As a result, the slide cover 40 is positioned in the opening 24 of the shift display section 20, and the pointing section 41 is positioned on the lower surface of the display plate.

When shifting the lever body 30, the shift operation is restricted by the first detent mechanism as described above depending on the shift position of the lever body 30 at that time. Therefore, the detent rod 60 of the first detent mechanism is pushed down to disengage the detent pin 61 from the recess of the detent engagement portion 14, and in that state, the lever body 30 is rotated around the axis of the support shaft 34. Then, when the lever main body 30 is operated to an arbitrary shift position, the detent rod 60 is released from the pushing force, so that the detent rod 60 is pushed up by the spring 62. As a result, the detent pin 61 engages with the recess of the detent engagement portion 14 corresponding to the shift position at that time, and the lever body 30 is restricted at the shift position.

Further, the shift operation of the lever main body 30 causes the slide cover 40 to slide so as to always close the opening 24 of the shift display portion 20, and the indication portion 41 of the slide cover 40 causes the slide cover 40 to move as described above. The shift position of the lever body 30 is displayed on the shift display unit 20. Moreover, the second detent mechanism gives a sense of moderation to the shift operation as described above.

[0018]

According to the present invention, since the lever knob of the lever main body is formed integrally with the lever shaft portion of the lever main body in such a size that the lever knob can pass through the opening of the shift display portion, the position accuracy of the lever knob can be improved. When assembling the operation lever device, the step of connecting the lever knob to the lever shaft is not required, and the productivity is improved.

[Brief description of drawings]

FIG. 1 is a perspective view showing an operating lever device for an automatic transmission.

FIG. 2 is a side sectional view of the operating lever device.

3 is a cross-sectional view taken along the line AA of FIG.

FIG. 4 is a plan view of an operation lever device.

FIG. 5 is a perspective view showing a lever body.

FIG. 6 is an enlarged sectional view taken along line BB of FIG.

FIG. 7 is a sectional view showing an example of a conventional operation lever device for an automatic transmission.

[Explanation of symbols]

 10 Lever Support 20 Shift Display Part 24 Opening 30 Lever Main Body 32 Lever Shaft Part 38 Lever Knob

Claims (1)

[Claims] 1. A lever main body, which is movably supported by a lever support fixed to the vehicle body side, is shifted along an opening of a shift display portion arranged on the lever support side. In the operation lever device for an automatic transmission configured as described above, the lever knob of the lever main body is integrally formed with a lever shaft portion of the lever main body in such a size that the lever knob can pass through the opening of the shift display portion. Transmission lever device.