JP7198610B2 - Gear shift operating device - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shift operating device capable of operating a transmission of a vehicle.

A shift operation device for shifting a transmission mounted on a vehicle usually has a rotatable operation lever, and a driver grasps and rotates the operation lever to a desired position. By moving the gear, the gear stage of the transmission can be operated as desired. However, there has been disclosed a shift operating device for manual shift operation in which a sliding member is attached to an operation lever as a safety mechanism for reverse (R) shift operation.

In such a conventional shift operating device, as disclosed in Patent Document 1, for example, an interfering portion is provided in the sliding member so that when the operating lever is operated in reverse, it interferes with the interfered portion formed in the bracket. When the driver slides the sliding member upward, interference of the interfering portion with the interfered portion is avoided, and the shift operation to reverse is enabled.

EP-A-0834683

However, in the above prior art, since the sliding member that slides with respect to the operating lever is provided, there are the following problems.
Normally, a clearance is required between the sliding member and the operating lever in order to allow the sliding member to slide in the longitudinal direction of the operating lever. there were. On the other hand, in the prior art, a sliding member is formed with an abutment member having an extension portion and a contact portion, and the contact portion is in contact with the operation lever while the extension portion is elastically deformed. , backlash can be suppressed.

However, in the prior art, the contact portion extends in a direction substantially perpendicular to the sliding direction of the sliding member. However, there is a problem that the extended portion is bent in the width direction (the sliding direction of the sliding member), thereby increasing the sliding resistance and degrading the operability.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances. To provide a speed change operation device capable of maintaining the performance.

The invention according to claim 1 comprises an operation lever capable of operating a transmission of a vehicle by a turning operation, a sliding member attached to the operation lever and slidable in a longitudinal direction of the operation lever, and the sliding member. biasing means for biasing the member toward the initial position; a bracket to which the operating lever is rotatably attached; a contact portion that contacts the other of the two, wherein the contact portion includes a contact portion in contact with the operating lever or the sliding member and the contact portion formed at a predetermined position. and an arm-shaped extension portion that is elastically deformed and extends in the sliding direction of the sliding member, and when the sliding member slides with respect to the operation lever, the contact lever is provided. It is characterized in that the contact pressure of the parts is kept constant .

According to a second aspect of the present invention, there is provided a shift operation device according to the first aspect, wherein a plurality of contact portions are formed in a circumferential direction of either one of the operation lever and the sliding member, and the contact portion is provided with respect to the operation lever. It is characterized in that when the sliding member rotates, the amount of elastic deformation of the entire extending portion can be maintained.

According to a third aspect of the present invention, there is provided the speed change operation device according to the first or second aspect, wherein the operating lever or the sliding member has a guide member for guiding the sliding of the sliding member. is characterized in that a sliding surface is formed on which the contact portion slides during the sliding process of the sliding member with respect to the operating lever.

According to a fourth aspect of the present invention, in the shift operation device according to the third aspect, the guide member restricts rotation of the sliding member with respect to the operation lever.

The invention according to claim 5 is the speed change operation device according to any one of claims 1 to 4, wherein the sliding member is made of a molded product made of resin, and the contact portion is integrally formed. characterized by

The invention according to claim 6 is the speed change operation device according to any one of claims 1 to 5, wherein the biasing means is disposed on one end side of the sliding member, and the biasing means is provided on the other end side of the sliding member. A contact portion is formed.

According to a seventh aspect of the present invention, there is provided an automobile equipped with the shift operating device according to any one of the first to sixth aspects.

According to the first aspect of the invention, the contact portion has a contact portion that contacts the operating lever or the sliding member, and the contact portion includes the contact portion that contacts the operating lever or the sliding member and the contact portion at a predetermined position. and an arm-shaped extension portion that is elastically deformed and extends in the sliding direction of the sliding member, and when the sliding member slides with respect to the operation lever, the contact portion is in contact with the operating lever. Since the pressure is maintained constant, it is possible to suppress backlash between the operating lever and the sliding member to improve the feel of the material, and to allow the sliding member to slide smoothly to maintain operability. .

According to the second aspect of the invention, a plurality of abutting portions are formed in the circumferential direction of either one of the operating lever and the sliding member, and when the sliding member rotates with respect to the operating lever, the entire extended portion Therefore, even if the sliding member twists and rotates with respect to the operating lever when the sliding member is operated, the contact pressure applied by the contact portion can be kept constant, and the rotation It is possible to suppress backlash in the direction.

According to the invention of claim 3, the operating lever or the sliding member has a guide member for guiding the sliding of the sliding member, and the guiding member moves the contact portion during the sliding process of the sliding member with respect to the operating lever. Since the sliding surface for sliding is formed, the guide member can have both the function of guiding the sliding member and the function of sliding the contact portion.

According to the fourth aspect of the invention, since the guide member regulates the rotation of the sliding member with respect to the operating lever, the guiding member has a guiding function when the sliding member is slid, and a function of guiding the sliding member with respect to the operating lever. It is possible to combine the function of stopping rotation and the function of sliding the contact portion.

According to the invention of claim 5, the sliding member is made of a molded resin product, and the contact portion is integrally formed, so that the contact portion can be easily formed.

According to the sixth aspect of the invention, the biasing means is disposed on one end side of the sliding member, and the abutting portion is formed on the other end side. and the opposite side) can be effectively suppressed.

According to the invention of claim 7, it is possible to provide an automobile that exhibits the effects of claims 1-6.

1 is a front view showing a shift operating device according to an embodiment of the present invention; Right side view showing the gear shift operating device Perspective view showing the gear shift operating device A three-sided view showing an operation lever in the same speed change operation device. A perspective view showing the upper part of the control lever. Four views showing a sliding member in the same speed change operation device VII-VII line sectional view in FIG. The perspective view which shows the lower part of the same sliding member. Front view and side view showing a state in which a sliding member is assembled to a shift lever in the shift operating device. XX line sectional view in FIG. XI-XI line sectional view in FIG. XII-XII line sectional view in FIG. Enlarged view showing the sliding surfaces of the abutting portion and the guide member in the gear shift operating device FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention; FIG. 4 is a cross-sectional view showing a contacting portion of a shift operating device according to another embodiment of the present invention;

Hereinafter, embodiments of the present invention will be specifically described with reference to the drawings.
A shift operation device 1 according to the present embodiment is to be mounted near the driver's seat of an automobile, and is configured with an operation lever 2, a sliding member 3, and a bracket B, as shown in FIGS. By operating an operation wire (not shown) as the operation lever 2 is rotated, a transmission mounted on the vehicle can be arbitrarily operated.

The operation lever 2 is capable of operating the transmission of the vehicle by rotating about a rotation axis, and has an operation knob N (see FIGS. 1 and 2) attached to its tip, which is operated by the driver. can be rotated with respect to the bracket B while holding it. When the operation lever 2 is rotated to any position (for example, 1st to 6th gears, reverse (R), etc.), the transmission can be operated according to the position.

Further, as shown in FIGS. 4 and 5, the operating lever 2 according to the present embodiment has a guide member 4 made of resin molded parts by insert molding, and has a coil spring 5 (biasing means) at the upper end. configured to be installed. The coil spring 5 urges the sliding member 3 toward the initial position (lower end side of the operation lever 2), so that the sliding member 3 can slide against the urging force of the coil spring 5. It is Further, an annular spring receiving member 6 for receiving the upper end of the coil spring 5 is attached to the upper end of the operating lever 2 . The lower end of the coil spring 5 is received by a receiving portion 3f (see FIGS. 10 and 11) formed on the sliding member 3. As shown in FIG.

The sliding member 3 is attached to the outer circumference of the operating lever 2 and is slidable in the longitudinal direction of the operating lever 2. As shown in FIGS. , an interference portion 3b projecting to one side, a window portion 3c through which the operation lever 2 inside can be seen, a contact portion 3d, a guided portion 3e, and a receiving portion 3f. ing. Then, when the driver grips the grip portion 3a while gripping the operation knob N and pulls it upward, the sliding member 3 can move upward along the operation lever 2 against the biasing force of the coil spring 5. It's like

When the operating lever 2 is rotated to the reverse (R) side without moving the sliding member 3 upward, the interfering portion 3b interferes with the interfered portion Ba of the bracket B and causes the operating lever 2 to move to the reverse (R) side. R) It can be prevented from rotating to the position. When the operating lever 2 is moved to the reverse (R) side in a state where the sliding member 3 is moved upward with respect to the operating lever 2, the interference of the interfering portion 3b with the interfered portion Ba is avoided, and as shown in FIG. As indicated by the two-dot chain line, the operation lever 2 is allowed to rotate to the reverse (R) position.

On the other hand, the guide member 4 integrally formed with the operating lever 2 has two pairs of ridges 4a extending in the axial direction of the operating lever 2 (sliding direction of the sliding member 3). The spaced portions of the protruded streak portions 4a constitute fitting grooves 4ab into which the guided portions 3e formed on the sliding member 3 can be fitted. Thus, as shown in FIGS. 12 and 13, the guided portion 3e is fitted into the fitting groove 4ab and assembled. It is possible to guide the sliding of the sliding member 3 by being guided by , and to restrict the rotation of the sliding member 3 with respect to the operation lever 2 .

The bracket B rotatably mounts the operation lever 2 and is fixed in the vicinity of the driver's seat of the vehicle. The bracket B has a select lever M to which the other end of a select cable (operating cable) having one end connected to the select mechanism of the transmission can be connected. there is A shift cable (operating cable) having one end connected to the shift mechanism of the transmission can be connected to the lower end of the operating lever 2 .

Here, in the shift operating device 1 according to the present embodiment, the sliding member 3 is formed with a contact portion 3d that contacts the operating lever 2. As shown in FIG. As shown in FIGS. 6 to 8, 12, and 13, the contact portion 3d is a contact portion 3da that contacts the guide member 4 of the operating lever 2 (specifically, the side surface of the protruding portion 4a of the guide member 4). , the contact portion 3da is formed at a predetermined position (the tip in this embodiment), and is moved in the sliding direction of the sliding member 3 (that is, in the axial direction of the operating lever 2) in an elastically deformed state (flexed state). , and an extension portion 3db extending to the .

More specifically, the contact portion 3d is a portion integrally formed with the sliding member 3 made of resin molding, and is an arm-shaped extension extending in the sliding direction of the sliding member 3. A claw-shaped contact portion 3da is formed at the tip of the portion 3db, and when the sliding member 3 is assembled to the operation lever 2, the contact portion 3da is in contact with a predetermined position of the guide member 4 and the extension portion 3db is extended. It is bent and elastically deformed. Thereby, the contact portion 3da is in contact with the sliding member 3 (guide member 4) with a predetermined contact pressure due to the elastic deformation of the extension portion 3db.

Further, the contact portion 3da of the contact portion 3d is in contact with the sliding surface 4aa formed by the side surface of the ridge portion 4a formed on the guide member 4 with a predetermined contact pressure. In the process in which the sliding member 3 slides against the contact portion 3da, the contact portion 3da can slide on the sliding surface 4aa. As a result, when the sliding member 3 slides with respect to the operating lever 2, the contact portion 3da comes into contact with the sliding surface 4aa while maintaining a constant contact pressure.

However, the protruded streak portion 4a has a plate-like shape protruding in the radial direction of the guide member 4. The protruded streak portion 4a is spaced apart by a predetermined distance to form an insertion groove 4ab, and extends along the circumference of the operating lever 2. Two sets (two sets of a pair of ridges 4a forming one fitting groove 4ab) are formed in the direction. A contact portion 3da is attached to the side surface (sliding surface 4aa) of each pair of protruding streak portions 4a so as to contact the sliding member 3 in the axial direction of the operating lever 2. Accordingly, the contact portion 3da slides on the sliding surface 4aa.

Further, as shown in FIGS. 7, 8 and 12, a plurality of (two in this embodiment) abutment portions 3d according to the present embodiment are formed in the circumferential direction of the sliding member 3, When the slide member 3 is rotated by the extension portion 3db, the elastic deformation amount (flexure amount) of the entire extended portion 3db can be maintained. That is, the abutting portions 3d are formed at positions corresponding to the two pairs of protruding portions 4a, respectively. As shown in FIG. Although the amount of elastic deformation (amount of deflection) of the contact portion 3d on the B side decreases, the amount of elastic deformation (amount of deflection) of the contact portion 3d on the A side increases, and the amount of elastic deformation as a whole is maintained. Become. Further, when the sliding member 3 rotates in the b direction with respect to the operating lever 2, the amount of elastic deformation (the amount of deflection) of the contact portion 3d on the A side decreases, but the amount of elastic deformation of the contact portion 3d on the B side decreases. (amount of deflection) is increased, and the entire amount of elastic deformation is maintained.

Furthermore, in this embodiment, a coil spring 5 (biasing means) is arranged on one end side (upper end side) of the sliding member 3, and a contact portion 3d is formed on the other end side (lower end side). It is Although two contact portions 3d according to the present embodiment are formed in the circumferential direction of the sliding member 3, a single contact portion 3d may be provided as shown in FIG. Alternatively, it may have three or more contact portions 3d. Further, the contact portion 3d according to the present embodiment is configured so that the contact portion 3da can contact and slide on the sliding surface 4aa formed on the guide member 4, but the contact portion 3d is formed separately from the guide member 4. The contact portion 3da may contact and slide on the flattened surface.

According to this embodiment, the sliding member 3 has a contact portion 3d that contacts the operation lever 2, and the contact portion 3d contacts the operation lever 2 (a guide member in this embodiment). The contact portion 3da is formed at a predetermined position, and the extended portion 3db is elastically deformed and extends in the sliding direction of the sliding member 3. Therefore, it is possible to suppress backlash between the operation lever 2 and the sliding member 3 to improve texture, and to maintain operability by allowing the sliding member 3 to slide smoothly. .

Further, a plurality of contact portions 3d according to the present embodiment are formed in the circumferential direction of the sliding member 3, and when the sliding member 3 rotates with respect to the operation lever 2, the elastic deformation amount of the entire extended portion 3db is Therefore, even if the sliding member 3 is twisted and rotated with respect to the operating lever 2 when the sliding member 3 is operated, the contact pressure applied by the contact portion 3da can be kept constant, and the rotation It is possible to suppress backlash in the direction.

Further, the operating lever 2 according to this embodiment has a guide member 4 that guides the sliding of the sliding member 3, and the guiding member 4 moves the contact portion 3da during the sliding process of the sliding member 3 with respect to the operating lever 2. Since the sliding surface 4aa on which the contact portion 3da slides is formed, the guide member 4 can have both the function of guiding the sliding member 3 in sliding and the function of sliding the contact portion 3da. In addition, since the guide member 4 according to the present embodiment regulates the rotation of the slide member 3 with respect to the operation lever 2, the guide member 4 has a guide function when the slide member 3 is slid and It is possible to combine the function of stopping the rotation of the sliding member 3 with respect to and the function of sliding the contact portion 3da.

Furthermore, since the sliding member 3 according to the present embodiment is made of a molded product made of resin, and the contact portion 3d is integrally formed, the contact portion 3d can be easily formed. That is, if a shape for forming the contact portion 3d is formed in the molding die for resin-molding the sliding member 3, the sliding member 3 integrally formed with the contact portion 3d can be easily obtained. It is possible. Furthermore, since the coil spring 5 (biasing means) is disposed on one end side (upper end side) of the sliding member 3 and the contact portion 3d is formed on the other end side (lower end side), other It is possible to effectively suppress backlash that occurs on the end side (the side opposite to the position where the biasing means is arranged). Further, since the shift operating device according to the present embodiment is applied to an automobile, it is possible to provide an automobile that exhibits the above effects of the present embodiment.

Although the present embodiment has been described above, the present invention is not limited to this. For example, as shown in FIG. 3, and the contact portion 3da is moved in the same direction as the guide member 4 (a direction substantially perpendicular to the sliding direction and in the radial direction of the operating lever 2). It is good also as what is made to contact. In this case, as shown in FIG. 16, a single contact portion 3d may be provided. Further, as shown in FIG. 17, the contact portion 3da of the contact portion 3d formed on the sliding member 3 may be brought into direct contact with the side surface of the operating lever 2. In this case, as shown in FIG. It may have a single contact portion 3d.

Further, the contact portion 3d according to the present embodiment is formed on the sliding member 3 and contacts the operating lever 2 (via the guide member 4). The contact portion 4b may be formed to contact a predetermined portion (face f in the figure) of the sliding member 3. In that case, as shown in FIG. 20, a single contact portion 4b may be provided. good. That is, it is sufficient that the contact portion is formed on either one of the operating lever 2 and the sliding member 3 and contacts the other of the operating lever 2 and the sliding member 3 .

Furthermore, in this embodiment, a coil spring 5 (biasing means) is arranged on one end side (upper end side) of the sliding member 3, and a contact portion 3d is formed on the other end side (lower end side). However, for example, a coil spring 5 (biasing means) is disposed on the other end side (that is, the lower end side) of the sliding member 3, and a contact portion 3d is formed on the one end side (upper end side). It may be The coil spring 5 and the contact portion 3d are not limited to being arranged at the upper end or the lower end of the sliding member 3, and may be arranged at another position (such as an intermediate position between the upper end and the lower end) of the sliding member 3. It may be arranged.

It should be noted that although the present embodiment is applied to a shift operation device that operates a manual transmission, it may be applied to a shift operation device that operates an automatic transmission. Also, in the present embodiment, the vehicle to which the present invention is applied is an automobile, but it may be applied to other types of vehicles.

It has a contact portion that contacts the operating lever or the sliding member, and an arm-shaped extension portion that is formed at a predetermined position and extends in the sliding direction of the sliding member in an elastically deformed state. However, if the gear shift operation device has a contact portion that maintains a constant contact pressure of the contact portion when the sliding member slides on the operating lever, it may have a different external shape or other functions. It can also be applied to added items.

1 Shift operation device 2 Operation lever 3 Sliding member 3a Grab portion 3b Interference portion 3c Window portion 3d Contact portion 3da Contact portion 3db Extension portion 3e Guided portion 3f Receiving portion 4 Guide member 4a Protruding portion 4aa Sliding surface 4ab Fitting groove 5 Coil spring (biasing means)
6 Spring receiving member B Bracket Ba Interfered portion N Operation knob

Claims (7)

an operation lever capable of operating a transmission of a vehicle by a rotating operation;
a sliding member attached to the operating lever and slidable in the longitudinal direction of the operating lever;
biasing means for biasing the sliding member toward an initial position;
a bracket to which the operation lever is rotatably attached;
a contact portion formed on one of the operating lever and the sliding member and contacting the other of the operating lever and the sliding member;
A speed change operation device comprising
The contact portion is
a contact portion in contact with the operating lever or the sliding member;
an arm-shaped extended portion having the contact portion formed at a predetermined position and extending in the sliding direction of the sliding member in an elastically deformed state;
wherein the contact pressure of the contact portion is kept constant when the sliding member slides on the operating lever . A plurality of contact portions are formed in the circumferential direction of either one of the operating lever and the sliding member, and when the sliding member rotates with respect to the operating lever, the amount of elastic deformation of the entire extending portion is 2. The gear shift operation device according to claim 1, wherein the gear can be held. The operating lever or the sliding member has a guide member for guiding the sliding of the sliding member, and the guiding member slides the contact portion during the sliding process of the sliding member with respect to the operating lever. 3. The shift operating device according to claim 1, wherein a sliding surface is formed. 4. The shift operating device according to claim 3, wherein the guide member restricts rotation of the sliding member with respect to the operating lever. The shift operating device according to any one of claims 1 to 4, wherein the sliding member is made of a resin molding, and the contact portion is integrally formed. The shift operation according to any one of claims 1 to 5, wherein the biasing means is arranged on one end side of the sliding member, and a contact portion is formed on the other end side. Device. An automobile equipped with the shift operating device according to any one of claims 1 to 6.

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