JPH09267653A - Shifting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a common base for capable of a main unit and an indicator, even when a kind of a transmission is different, by integrating a detent mechanism and a locating mechanism into the indicator. SOLUTION: A locating ball 44 is assembled in a lever shaft 6 through a joint member 32, spring 40 and a spacer 42. The lever shaft 6 is inserted to a detent hole of an indicator 30, also this locating ball 44 is conformed to a locating groove 52, a lower end side of the lever shaft 6 is journalled to a spherical body holding location 22 in a bottom part 12 of a base 10 through a support ball unit 24. Then, compression force acts in the spring 40, pressing force of reaction force of this spring 40 strongly presses the locating ball 44 to the locating groove 52. Accordingly, even when a mounted transmission is different, the base 10 and the indicator 30 of the main unit can be made into commonness.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gear shift operating device, and more particularly, to a gear shift operating device mounted on a vehicle,
The present invention relates to a gear shift operating device in which a base and an indicator which are main bodies are made common, the number of parts is reduced, and a lever length can be easily changed.

[0002]

2. Description of the Related Art A vehicle is equipped with a manual transmission or an automatic transmission in order to convert the driving force of an engine mounted in the vehicle into a desired state in accordance with a driving condition and take out the driving force.

An example of a gear shift operating device for an automatic transmission is shown in FIG. In the gear shift operation device 202 shown in FIG. 20, a knob 210 having a knob button 208 is provided on the upper end side of the lever shaft 206 of the control lever 204, and the lower end side of the lever shaft 206 is fixed to the body 212. Bottom 216 of 214
Is supported by a support shaft 218.

On the upper portion 222 of the position plate 220 provided upright on the base 214, each shift position (P,
R, N, D, 2, 1) are displayed and an indicator 226 having a shaft guide hole 224 through which the lever shaft 206 is inserted is fixed.

Further, a detent hole 230 having a step at each shift position is formed in the position plate 220 as a detent mechanism 228. Further, the lever shaft 206 is provided with a detent pin 232 that moves up and down by the operation of the knob button 208 and engages with each step of the detent hole 230. This detent pin 232
Is movably provided in the detent pin elongated hole 234 that is oriented in the vertical direction.

Further, as a locating mechanism 236 for giving a feeling of moderation to the lever shaft 206, an elastic pressure engagement body 238 is provided on the lever shaft 206, and a position plate 220 is provided.
Engagement holes 240-1 to 240-6 are formed in which the elastic pressure engagement bodies 238 are elastically engaged in correspondence with the respective shift positions.

A joint bracket 242 is fixedly attached to the lever shaft 206 as a joint member. This joint bracket 242 has a select cable 2
One end side of 44 is attached. The other end of the select cable 244 is held by a cable holding member 248 held by the side portion 246 of the base 214 and communicates with a transmission (not shown).

Further, as such a gear shift operating device,
For example, it is disclosed in Japanese Patent Publication No. 63-65972. In the one described in this publication, a plate-shaped bracket arm and a hollow bracket arm in a state where a cup is laid down are erected on a base so as to face each other and are integrally molded with a synthetic resin to form a bracket. The number of parts is reduced by fixing the position plate, which supports the control lever so that it can be raised and lowered via the shaft pivotally supported by the arm and regulates the operating position of the control lever, to the plate-shaped bracket arm and the base. In addition, the strength is increased, the manufacturing is facilitated, and the cost is reduced.

[0009]

However, in the conventional shift operating device, the detent mechanism and the locating mechanism are integrally provided in the main body including the base, the detent plate, etc. When the variation increases, that is, when the stroke of the select cable is changed, the base and indicator cannot be shared, and the base and indicator must be newly manufactured, which complicates the part shape. In addition, the number of parts is increased, and since the detent pin is operated by the knob button, there is an inconvenience that the lever length changing mechanism for changing the length of the control lever cannot be easily attached.

[0010]

Therefore, in order to eliminate the above-mentioned inconvenience, the present invention provides a knob on the upper end side of the lever shaft of the control lever, and the lower end side of the lever shaft is supported by a support sphere on the bottom of the base. An indicator is provided on the base to regulate the operation of the lever shaft and has a detent hole having a step at each shift position is provided on the upper part of the base, and the lever shaft is rotatable and slidable A locating ball is provided, and a spring that presses the locating ball toward the upper end side of the lever shaft is fitted into the lever shaft, and a joint member that supports the spring and is connected to the select cable is provided at the lever. It is fixedly provided on a shaft, and the detent is provided to guide the locating ball pressed by the spring. The depth locating grooves of different depending on and the shift position along a preparative hole, characterized in that provided in the indicator.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION In the present invention, since the detent mechanism and the locating mechanism are integrated in the indicator, the main body and the indicator can be made common even if the type of transmission is different, and the shapes of the respective parts can be made different. In addition to being simple and advantageous in manufacturing, the number of parts can be reduced, the lever length of the control lever can be easily changed, and further, the selection feeling and the durability can be improved.

[0012]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of the present invention; 1 to 16 show a first embodiment of the present invention.
It shows an embodiment. 1 and 2, reference numeral 2 is a gear shift operation device for an automatic transmission mounted on a vehicle, 4 is a control lever, 6 is a lever shaft, 8 is a body, and 10 is a base. The base 10 constitutes a main body, and includes a bottom portion 12, a rising portion 14, an upper portion 16 and side portions 18.

A lever hole 20 is formed in the body 8. The lever hole 20 has a bottom portion 1 of the base 10.
Sphere holding portion 2 formed so as to project below 2
2 is inserted and provided.

A support sphere (ball) 24 fixed to the lower end side of the lever shaft 6 of the control lever 4 is swingably provided in the sphere holding portion 22 from above. As a result, the lower end side of the lever shaft 6 serves as a fulcrum for the supporting sphere 24
It is pivotally supported by the spherical body holding portion 22 of the bottom portion 12 of the base 10 via. The lever shaft 6 is erected upright. A knob 26 is attached to the upper end side of the lever shaft 6.

An indicator 30 having a detent hole 28 through which the lever shaft 6 is inserted is formed in an upper portion 16 of the base 10.
Is provided.

The detent hole 28 of the indicator 30
8, has a function as a shaft guide hole, regulates the operation of the lever shaft 6, and has a step at each shift position (P, R, N, D, 2, 1). . That is, the detent hole 28 has a parking step 28.
-P, a reverse step portion 28-R, a neutral step portion 28-N, a second speed step portion 28-2, and a first speed step portion 28-1 are formed.

The lever shaft 6 is provided with a rising portion 1 of the base 10.
The joint member 32 is fitted and fixed at a predetermined position at the portion 4. The protrusion 3 of the joint member 32
A cable engagement hole 36 is formed at 4.

A lower end of a spring 40 fitted to the lever shaft 6 is supported and provided on an upper portion 38 of the joint member 32.

Also, on the upper end side of the spring 40,
Locating ball 44 through plate-shaped spacer 42
Is provided.

The locating ball 44 is provided on the lever shaft 6 so as to be rotatable and slidable in the vertical direction.

Therefore, in this locating ball 44, as shown in FIG. 5, a flat portion 46 is formed on the lower surface so as to contact the spacer 42, and a spherical portion 48 is formed on the upper surface. Also, the lever shaft 6 is vertically inserted in the central portion so that the lever shaft 6 is inserted, and the shaft insertion hole 50 is inserted.
Are formed.

Therefore, the locating ball 44 is pressed against the lower surface of the indicator 30 from below by the spring 40.

As shown in FIGS. 3 and 8, the indicator 30 is formed with a locating groove 52 along the detent hole 28 so as to guide the locating ball 44 pressed by the spring 40.

The locating groove 52 has a different depth depending on each shift position. That is, as shown in FIGS. 8 and 10, the first shallow groove portion 54 is formed between the detent holes 28 1 → 2. 8 and 12, there is a second shallow groove portion 56 between 3 and 4 of the detent hole 28, and a third shallow groove portion 58 between 5 and 6 as shown in FIGS. 8 and 14, there is a fourth shallow groove portion 60 between 6 and 7 of the detent hole 28, and as shown in FIGS. 8 and 16, there is a fifth shallow groove portion between 8 and 9 of the detent hole 28. It has a shallow groove portion 62, and a part thereof is formed shallowly, which gives a feeling of moderation when the lever shaft 6 is selected.

When the joint member 32, the spring ring 40 and the locating ball 44 are assembled to the lever shaft 6, a compressive force is applied to the spring 40 in advance, and a pressing force which is a reaction force of this compressive force is locating. Ball 4
4 is pushed into the locating groove 52, so that the locating ball 44 moves deeper in the locating groove 52, whereby the lever shaft 6 is tilted, whereby each shift position (P, P, R, N,
In D, 2, 1), the lever shaft 6 is always located at 0, 3, 5, 6, 7, 9 as shown in FIG.

The operating force of the lever shaft 6 and the select feeling during selection are determined by the spring constant of the spring 40 and the shape of the locating groove 52.

As shown in FIGS. 2 and 5, the maximum stroke L1 in the shrinking direction of the locating ball 44 from the assembled position is shown.
Is a length smaller than the diameter L2 of the support sphere 24 so as to prevent the support sphere 24 of the lever shaft 6 from falling off. This stroke L1 is set by, for example, the spring 4
It is set by the shortest length of 0, or as shown in FIG. 5, the locating ball 44 is provided with a skirt portion 64 having a predetermined length and a predetermined shape, and is set by the length and shape of the skirt portion 64.

Cable engaging hole 3 on side 18 of base 10
A select cable 66 is connected to 6.

One end of the select cable 66 is engaged with the cable engaging hole 36 of the joint member 32, and the other end of the select cable 66 is attached to the side portion 18 of the cable holder 6.
8 and is connected to a transmission (not shown).

The twist generated in the lateral movement of the lever shaft 6 of the select cable 64 causes a lateral stroke (see FIG. 3).
(Indicated by d) is set to be considerably smaller than the length L3 between P and Q in FIG. 7, and is absorbed by the select cable 66 and the joint member 32. Further, the select cable 40 cannot be operated by this lateral stroke operation.

Next, the operation of the first embodiment will be described.

The locating ball 44 is assembled to the lever shaft 6 through the joint member 32, the spring 40, and the spacer 42, and the lever shaft 6 is attached to the indicator 3.
0 through the detent hole 28 and align the locating ball 44 with the locating groove 52,
The lower end side of the lever shaft 6 is attached to the base 10 via the support sphere
When it is pivotally supported on the spherical body holding portion 22 of the bottom portion 12, the compression force acts on the spring 40, and the pressing force that is the reaction force of the spring 40 strongly presses the locating ball 44 into the locating groove 52.

Since the locating ball 44 moves deeper in the locating groove 52, the lever shaft 6
Is tilted deeper into the locating groove 52, and at each shift position P, R, N, D, 2, 1, the lever shaft 6 moves to 0, 3, 5, 6, 7 as shown in FIG. , 9 are always located.

As a result, at each shift position,
The operation of P → R, 2 → 1, N → R, R → P cannot be selected unless the driver once tilts the lever shaft 6 sideways, and R → N, N → D, D → 2, 2 → 1 can be selected by operating the lever shaft 6 back and forth. This is the same operation as a conventional knob button.

Further, as shown in FIG. 7, when the lever shaft 6 is operated in the a direction around the support sphere 24, the select cable 66 is stroked in the c direction.

Furthermore, when the lever shaft 6 is selected, the first to fifth shallow groove portions 54 to 62 are formed in the locating groove 52, so that the driver can feel a moderation.

Furthermore, the operating force of the lever shaft 6 and the select feeling at the time of this selection are easily determined by the spring constant of the spring 40 and the shape of the locating groove 52.

The maximum stroke L1 of the locating ball 44 in the contracting direction from the assembling position is the supporting sphere 2.
Since the length is smaller than the length L2 of No. 4, it is possible to prevent the support sphere 24 from falling off, that is, the lever shaft 6 from falling off.

Further, the twist of the select cable 66 caused by the lateral movement of the lever shaft 6 is set so that the lateral stroke b in FIG. 7 is set to be considerably smaller than the length L3 between P and Q, so that the select cable 66 is twisted. 66 and joint member 3
It is absorbed by 2.

That is, according to this embodiment, the locating mechanism and the detent mechanism can be integrated in the indicator 30, so that the base 10 as the main body and the indicator 30 can be commonly used even if the mounted transmissions are different. Since it is possible to simplify the shape of each part,
This is advantageous in manufacturing, the number of parts can be reduced, and the select feeling can be improved.

Further, since the locating ball 44 freely rotates on the lever shaft 8, the durability can be improved.

17 to 19 show a second embodiment of the present invention.

In the second embodiment, the parts having the same functions as those in the first embodiment will be described with the same reference numerals.

The feature of this second embodiment is that the control lever 4 is provided with a lever length changing mechanism 102 for changing the height and the operating force according to the driver's preference.

That is, as shown in FIGS. 17 and 18, the control lever 4 includes the inner shaft 104 and the inner shaft 10.
4 has a tubular outer shaft 106 that is fitted into the outer ring.

A knob 108 is provided on the upper end side of the inner shaft 104 and the outer shaft 106. This knob 108
The outer shaft 10 by means of a lock bolt 114 screwed into the knob side screw hole 110 and the outer shaft side screw hole 112.
It is fixed at 6. The knob 108 is fixed to the flat upper end portion 104 a of the inner shaft 104, while the outer shaft 1
06 is rotatably provided by loosening the lock bolt 114.

The lower end side of the outer shaft 106 is supported by a tubular joint shaft 118 which is a joint member fixed to the support sphere 116. That is, the outer shaft 106 is connected to the joint shaft 11 via the shaft portion 120a of the bush 120.
It has been inserted in 8. An outer shaft pin elongated hole 122 having a predetermined length L4 is formed in the outer shaft 106 in the longitudinal direction. A joint shaft pin hole 124 is formed in the joint shaft 118. Pins 126 are attached to the joint shaft pin elongated holes 122 and the outer shaft pin holes 124 from the outside.

The flat lower end portion 104b of the inner shaft 104
Is fixedly inserted into the inner shaft mounting hole 130 of the screw 128.

This screw 128 is a screw main body 13
2 and a small-diameter portion 134 connected to the screw body 132.
Consists of A screw side screw 136 is formed on the outer peripheral surface of the screw body 132 in the vertical direction. Further, on the inner surface of the joint shaft 118, a joint shaft side screw 138 having a predetermined length L5 is formed in the vertical direction so as to be screwed into the screw side screw 136.

The screw 128 has a function of converting the rotational movement into an expansion / contraction movement by the inner shaft 104 rotating with the rotation of the knob 108.

The lower end of the outer shaft 106 is screw 12
8 is joined to the stepped portion between the screw body 132 and the small diameter portion 134.

A clip 14 is provided on the lower end side of the outer shaft 106.
0 is connected to the small diameter portion 134 of the screw 128,
It is connected to the screw 128, does not come off, and is rotatable relative to the inner shaft 104, and is slidable within the joint shaft 118, but is prevented from rotating by the presence of the pin 126. .

On the flange 120b of the bush 120,
The lower end side of the spring 142 fitted to the outer shaft 106 is supported and provided. The locating ball 14 is attached to the upper end of the spring 142 via a spacer 144.
6 are provided. This locating ball 146
Similar to the first embodiment, the outer shaft 106 is slidably and rotatably provided and is pressed by the locating groove 52 of the indicator 30. Here, since the locating groove 52 has the same shape as that of the above-described first embodiment, the description thereof will be omitted. Incidentally, reference numeral 148 is a cable engaging portion provided on the joint shaft 118.

According to the configuration of the second embodiment, the same operational effect as that of the first embodiment described above is obtained, and as shown in FIG. 19, the lever length varying mechanism 102 loosens the lock bolt 114 and the knob 108. Is rotated (direction a),
Depending on the direction of rotation, the screw 128 can expand and contract the inner shaft 104 and the outer shaft 106 (direction b) to change the lever length and operating force according to the driver's preference.

Further, since the inner shaft 104 only needs to transmit the rotational force, the axial length can be shortened, and since it is vertically symmetrical and does not require accuracy in the longitudinal direction, it is advantageous in manufacturing.

Furthermore, since the shape of each part of the control lever 4 is simple, it can be advantageous in manufacturing.

[0057]

As is apparent from the above detailed description, according to the present invention, the knob is provided on the upper end side of the lever shaft of the control lever, and the lower end side of the lever shaft is pivotally supported on the bottom of the base by the support sphere. An indicator is provided on the upper part of the base for regulating the operation of the lever shaft and having a detent hole having a step at each shift position. The lever shaft is provided with a locating ball which is rotatable and slidable. A spring for pressing the locating ball to the upper end side of the lever shaft is fitted on the lever shaft,
A joint member that supports the spring and is connected to the select cable is fixedly provided on the lever shaft, and has different depths along the detent hole so as to guide the locating ball pressed by the spring and according to each shift position. By locating the locating groove in the indicator, the detent mechanism and the locating mechanism are integrated into the indicator, so the main body and the indicator can be shared even if the type of transmission is different, and the shape of each part The number of parts can be reduced, the lever length of the control lever can be easily changed, and the select feeling and durability can be improved.

[Brief description of drawings]

FIG. 1 is a side view of a shift operating device.

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

FIG. 3 is a plan view of an indicator.

FIG. 4 is a side view of a locating ball portion.

FIG. 5 is a side view of a locating ball portion provided with a skirt portion.

FIG. 6 is a plan view of a locating ball portion of FIG.

FIG. 7 is a side view of the shift operating device when a control lever is operated.

FIG. 8 is a plan view of the indicator showing the movement of the control lever.

FIG. 9 is a cross-sectional view showing an operation of the control lever between 0-1.

FIG. 10 is a cross-sectional view showing an operation of the control lever between 1-2.

FIG. 11 is a cross-sectional view showing an operation of the control lever between 2-3.

FIG. 12 is a cross-sectional view showing the operation of the control lever between 3-4.

FIG. 13 is a cross-sectional view showing an operation of the control lever between 4-5.

FIG. 14 is a cross-sectional view showing the operation of the control lever between 5-6-7.

FIG. 15 is a cross-sectional view showing the operation of the control lever at 7-8.

FIG. 16 is a sectional view showing an operation of the control lever between 8-9.

FIG. 17 is a sectional view of a control lever in the second embodiment.

FIG. 18 is a partial cross-sectional view of the control lever in the second embodiment.

FIG. 19 is a diagram showing a state when the lever length is increased in the second embodiment.

FIG. 20 is a side view of a conventional shift operating device.

[Explanation of symbols]

 2 Gear change operation device 4 Control lever 6 Lever shaft 8 Body 10 Base 24 Support sphere 20 Knob 28 Detent hole 30 Indicator 32 Joint member 40 Spring 44 Locating ball 52 Locating groove 66 Select cable

Claims (4)

[Claims] 1. A knob is provided on an upper end side of a lever shaft of a control lever, and a lower end side of the lever shaft is pivotally supported on a bottom part of a base by a support sphere to restrict the operation of the lever shaft and to shift positions. An indicator having a detent hole having a step is formed on the upper portion of the base, and a locating ball which is rotatable and slidable is provided on the lever shaft. The locating ball is provided on the upper end side of the lever shaft. A spring for pressing is provided by being fitted to the lever shaft, and a joint member that supports the spring and is connected to the select cable is fixedly provided on the lever shaft, and guides the locating ball pressed by the spring. Along with the detent hole, the locati of different depths according to each shift position. A gear shift operation device, wherein a groove is provided in the indicator. 2. The gear shift operation device according to claim 1, wherein the locating groove is formed with a shallow groove portion for giving the lever shaft a detent feel at the time of selection between shift positions. . 3. The control lever comprises the inner shaft and an outer shaft fitted to the inner shaft, the lever shaft being rotatable on the outer shaft and at the upper end sides of the inner shaft and the outer shaft. The knob is provided, a lock bolt for fixing the knob to the outer shaft is provided, the inner shaft is rotated by loosening the lock bolt and rotating the knob, and the inner shaft and the inner shaft are rotated by the pressing force of the spring. 2. The gear shift operation device according to claim 1, further comprising a lever length changing mechanism for changing the lever length by moving the outer shaft upward. 4. The maximum stroke in the shrinking direction of the locating ball from the assembled position is smaller than the diameter of the support sphere so as to avoid the support sphere on the lower end side of the lever shaft from falling off. The gear shift operation device according to claim 1, wherein