JPH0672177A - Shift lever device for transmission - Google Patents

Abstract

PURPOSE:To improve the layout freedom of a shift lever device for a transmission by providing a single control member for transmitting both shift and select action, between the shift lever device and the transmission. CONSTITUTION:A single control member 22 for transmitting both shift and select action is provided between a shift lever device 4 and a transmission. Accordingly, in the case of putting the transmission 2 in speed change action, the shift action of a shift lever 8 is transmitted onto the transmission 2 side by this control member 22, and the select action of the shift lever 8 is transmitted onto the transmission 2 side by the control member 22 to put the transmission 2 in speed change action.

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 of a transmission, and more particularly, to a shift of a transmission that shifts the transmission by a shift operation and a select operation of a shift lever rotatably arranged by a ball portion. Regarding the lever device.

[0002]

2. Description of the Related Art A transmission has, for example, a transmission gear train in a transmission case, and the transmission gear train is provided with a plurality of switching mechanisms for switching meshing states.

A shift mechanism that operates these switching mechanisms to switch the meshing state of a transmission gear train has a shift shaft group, one end of which engages with the switching mechanism, pivotally supported by a transmission case, and the other of the shift shaft groups. A shift yoke group is provided on the end side.

A shift and select lever on one end side of a remote control shaft is selectively engaged with the shift yoke group. The other end of the remote control shaft is connected to the change lever. By selecting and shifting the change lever, the meshing state of the transmission gear train is switched. The change lever of the shift mechanism is swingably supported by the housing.

Further, as a transmission shift device for an automobile, as disclosed in Japanese Utility Model Publication No. 57-18186.
For a vehicle having a shift lever that is tiltable at a tilt fulcrum and has a spherical portion at one end, and a shift element that has a hole that receives the spherical portion of the shift lever and that is driven relative to the shift lever by tilting of the shift lever In the transmission shift device, the spherical portion has a resin coating layer having an outer diameter larger than the diameter in the hole before it is inserted into the hole in the surface portion, and the spherical portion is in a state where the resin coating layer is compressed. Some were pressed into the holes.

[0006]

By the way, in the conventional shift lever device of the transmission, as shown in FIG. 6, the shift operation of the shift lever 108 constituting the shift lever device 104 is performed by the first shift cable 152 for shift operation. In some cases, the selection operation of the shift lever 108 is transmitted to the transmission 102 side by the second operation selection shift cable 154.

As a result, the above mentioned two
The rigidity of the second shift cables 152, 154 may cause the first and second shift cables 152, 154 to interfere with other parts, which is disadvantageous in practical use, and the first and second shift cables 152, Since it is difficult to arrange 154, and the number of assembling and assembling steps of the shift lever device 104 of the transmission 102 is increased, the manufacturing cost is increased, which is an economical disadvantage.

As shown in FIGS. 7 and 8, the shift operation of the shift lever 208 which constitutes the shift lever device 204 is transmitted to the transmission 202 side by the first shift rod 252 for shift operation, and the shift lever 20 is also provided.
The second shift rod 2 for the select operation of the select operation 8
There is one that is transmitted to the transmission 202 side by 54.

As a result, the mounting positions of the two first and second shift rods 252 and 254 are limited, so that the freedom of layout of the transmission 202 is limited.
In addition to the disadvantage that it is disadvantageous in practical use,
Since it is necessary to take anti-vibration measures to cut off the transmission of vibrations from the second shift rods 252, 254 to other parts, the number of parts is increased and the manufacturing cost of the shift lever device 204 of the transmission 202 is reduced. There was a disadvantage that it was increased and it was economically disadvantageous.

[0010]

Therefore, in order to eliminate the above-mentioned inconvenience, the present invention provides a shift lever device having a shift lever rotatably arranged by a spherical portion and in the shift direction of the shift lever. And a shift lever device for a transmission that shifts the transmission by an operation in a select direction orthogonal to the shift direction. In the shift lever device of the transmission, both the shift operation and the select operation are provided between the shift lever device and the transmission. It is characterized by having only one control member for transmitting motion.

[0011]

According to the invention as described above, when shifting the transmission, the shift operation of the shift lever is transmitted to the transmission side by a single control member, and the select operation of the shift lever is changed by the control member. It is transmitted to the machine side and the gear shifting operation of the transmission is performed.

[0012]

Embodiments of the present invention will be described in detail below with reference to the drawings.

1 to 5 show an embodiment of the present invention. In FIG. 1, 2 is a transmission and 4 is a shift lever device. The transmission 2 is a transmission gear train (not shown).
The gear shift operation is performed in order to switch the meshing state.
The shift operation of the transmission 2 is performed by a shift lever device 4 described later.
The shifter 6 is operated by moving the shifter shaft 6 in the front-rear direction and the left-right direction.

The shift lever device 4 has a shift lever 8 and a lever housing 10. The shift lever 8 includes a lever shaft 12, a knob 14 screwed to one end of the lever shaft 12, a ball portion 16 formed in the middle of the lever shaft 12, and a lever-side connecting portion 18 at the other end of the lever shaft 12. Consists of. The lever housing 10
A support portion 20 that holds the ball portion 16 and supports the lever shaft 12 is provided therein. At this time, the spherical portion 16 is supported by the long groove 20 a formed in the supporting portion 20.

Further, the shift lever device 4 and the transmission 2
A control cable 22, which is the only control member for transmitting both the shift operation and the select operation, is provided between and.

More specifically, one end of the control cable 22 is held by a first cable holding portion 24 provided on the lever housing 10 and a second cable holding portion 26 attached to the lever housing 10.

A connecting member 28 for connecting the shift lever 8 and the control cable 22 is provided. The connecting member 28 is provided with an engaging recess 30 for engaging the lever-side connecting portion 18 of the shift lever 8 at one end, and the other end is fixed to the control cable 22 by a fixing bolt 32. ing.

Further, the bracket 34 is attached to the transmission 2 by the bracket bolts 36, and the bracket 3 is attached.
4, the third cable holding portion 38 is provided, the other end side of the control cable 22 is held by the third cable holding portion 38, and the other end of the control cable 22 is attached to the shifter shaft 6 by the attaching member 40.

As the control cable 22, a push-pull type is used, but since the control cable 22 does not have rigidity in the swinging direction (torsion), a too long cable cannot be used. However, as a countermeasure, as shown in FIG. When the angle at which the portion 16 swings leftward and rightward with respect to the center O1 is θ1 respectively, and the angle at which the control cable 22 swings leftward and rightward at this swing is θ2, respectively. Length L1 from center O1 of ball portion 16 to lever-side connecting portion 18
And the length L2 from the lever-side connecting portion 18 to the center O2 of the control cable 22 is tan θ2 = tan θ1 × L1 / L2.

Next, the operation will be described.

When the transmission 2 is shifted, the shift lever 8 supported by the support portion 20 is moved to the center O1 of the ball portion 16.
Is oscillated in the vehicle front-rear direction (left-right direction in FIG. 4), the only control cable 22 is moved in parallel in the vehicle front-rear direction via the connecting member 28, and the shift operation is performed by the control cable 22 on the transmission 2 side. In addition, the shift lever 8 is swung in the left-right direction of the vehicle body (left-right direction in FIG. 5) about the center O1 of the spherical portion 16 as a fulcrum, and the only control cable 22 is moved in the left-right direction of the vehicle body via the connecting member 28. The transmission 2 is oscillated and the selection operation is transmitted to the transmission 2 side by the control cable 22 to perform the transmission 2 transmission operation.

Thus, when the transmission 2 and the shift lever device 4 are connected by the only control cable 22, the control cable 20 can be easily routed, and the layout of the shift lever device 4 of the transmission 2 can be freely set. The degree can be large, which is practically advantageous.

Further, since only one control cable 22 is provided, the anti-vibration measures used in the conventional one can be omitted and the number of assembling and assembling steps can be reduced.
The manufacturing cost of the shift lever device 4 of the transmission 2 can be reduced, which is economically advantageous.

[0024]

As described in detail above, according to the present invention, the only control member for transmitting both the shift operation and the select operation is provided between the shift lever device and the transmission. The degree of freedom in layout of the shift lever device of the transmission can be improved, which is practically advantageous. Further, by providing only one control member, it is possible to omit the anti-vibration measures used in the conventional one, reduce the number of assembling and assembling steps, and reduce the manufacturing cost, which is economically advantageous. .

[Brief description of drawings]

FIG. 1 is a schematic explanatory view of a shift lever device of a transmission showing an embodiment of the present invention.

FIG. 2 is a schematic plan view of a shift lever.

FIG. 3 is a sectional view of a shift lever.

FIG. 4 is an enlarged sectional view of a shift lever device.

FIG. 5 is an operation explanatory view of a shift lever.

FIG. 6 is an explanatory diagram of a shift lever device for a transmission, showing a conventional technique of the present invention.

FIG. 7 is an explanatory diagram of a shift lever device of another transmission.

FIG. 8 is an explanatory diagram of a shift lever device of another transmission.

[Explanation of symbols]

 2 transmission 4 shift lever device 6 shifter shaft 8 shift lever 10 lever housing 12 lever shaft 14 knob 16 ball portion 18 lever side connection portion 20 support portion 22 control cable 24 first cable holding portion 26 second cable holding portion 28 connection member 30 Engagement concave part 32 Fixing bolt 34 Bracket 36 Bracket bolt 38 Third cable holding part 40 Mounting member

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[Procedure amendment]

[Submission date] October 15, 1992

[Procedure Amendment 1]

[Document name to be corrected] Drawing

[Correction target item name] All drawings

[Correction method] Change

[Correction content]

[Figure 1]

[Fig. 2]

[Figure 3]

[Figure 4]

[Figure 5]

[Figure 6]

[Figure 7]

[Figure 8]

Claims (1)

[Claims] 1. A shift lever device having a shift lever rotatably arranged by a ball portion is provided, and a transmission is operated by an operation of the shift lever in a shift direction and an operation in a select direction orthogonal to the shift direction. A shift lever device for a transmission that performs a speed change operation, characterized in that a single control member that transmits both a shift operation and a select operation is provided between the shift lever device and the transmission. Shift lever device.