JP2017210112A - Shift device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shift device that can hold a position of a movable body in a plurality of shift positions in one direction and other directions of a shift body.SOLUTION: In a shift lever device 10, a shift lever 14 is turned in a shift direction and a select direction and a shift position is changed. A tip part 24A of a boss part 24 of the shift lever 14 is turned while sliding on a curve surface of a key link 28. Thus, a position of the key link 28 is held in a plurality of shift positions in the shift direction and the select direction of the shift lever 14.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a shift device in which a shift position of a shift body is changed by moving the shift body.

  In the gate type shift lever device of Patent Literature 1, the shift lever is rotated in the selection direction and the crossing direction, and the shift range position of the shift lever is changed. Here, in the gate type shift lever device of Patent Document 1, when the shift lever is rotated to the parking range, the shift lever is engaged with the shift lock member, and the rotation of the shift lever is restricted. The rotation of the shift lock member is restricted.

JP 2004-306661 A

  The present invention has been made in view of the above-described facts, and an object of the present invention is to provide a shift device that can hold the position of the moving body at a plurality of shift positions in one direction and the other direction of the shift body.

  The shift device according to claim 1 is provided on one of the shift body side and the mobile body side, the shift body that is moved in one direction and the other direction to change the shift position, the movable body that is movable. Provided on the other side of the contact portion and the shift body side and the moving body side, the contact portion is brought into contact at a plurality of shift positions in one direction of the shift body and a plurality of shift positions in the other direction to hold the position of the mobile body A contact surface.

  In the shift device according to the first aspect, the shift position of the shift body is changed by moving in one direction and the other direction. Further, a contact portion is provided on one of the shift body side and the mobile body side, and a contact surface is provided on the other of the shift body side and the mobile body side, and the contact portion is in contact with the contact surface, so that the position of the mobile body is Retained.

  Here, the contact portion is brought into contact with the contact surface at a plurality of shift positions in one direction of the shift body and a plurality of shift positions in the other direction of the shift body. For this reason, the position of the movable body can be held at a plurality of shift positions in one direction and the other direction of the shift body.

  A shift device according to a second aspect is the shift device according to the first aspect, wherein the contact surface is curved along a circumferential direction of rotation of the shift body in at least one of one direction and the other direction.

  In the shift device according to claim 2, the contact surface is curved along the circumferential direction of rotation of the shift body in at least one of the one direction and the other direction. For this reason, when the shift body is rotated in at least one of the one direction and the other direction, the contact with the contact surface of the contact portion can be maintained, and the position of the moving body can be maintained.

  The shift device according to claim 3 is the shift device according to claim 1 or 2, wherein the key lock mechanism is connected when the movable body is connected to the key lock mechanism and the position of the movable body is held. Limit the insertion and removal of the ignition key from the key cylinder.

  In the shift device according to the third aspect, the key lock mechanism is connected to the moving body, and the key lock mechanism restricts the insertion / extraction of the ignition key from the key cylinder when the position of the moving body is maintained. Thereby, insertion / extraction of the ignition key from the key cylinder can be restricted at a plurality of shift positions in one direction and the other direction of the shift body.

  According to the present invention, the position of the moving body can be held at a plurality of shift positions in one direction and the other direction of the shift body.

It is a perspective view which shows the shift lever apparatus which concerns on this Embodiment. It is a perspective view which shows the principal part of a shift lever apparatus in the shift position of a shift lever between R position and D position. It is a perspective view which shows the principal part of a shift lever apparatus in the shift position of a shift lever between + position and-position. It is a perspective view which shows the principal part of a shift lever apparatus in the shift position of a shift lever between D position and M position.

  FIG. 1 is a perspective view of a shift lever device 10 serving as a shift device according to the present embodiment as viewed from the front and diagonally upward to the left. In each figure, the upper side of the shift lever device 10 is indicated by an arrow UP, the front of the shift lever device 10 is indicated by an arrow FR, and the left side of the shift lever device 10 is indicated by an arrow LH. Yes.

  The shift lever device 10 according to the present embodiment is a so-called gate-type and by-wire type. The shift lever device 10 is of a floor type, and is installed on the floor of the passenger compartment in the vehicle width direction inside the driver's seat (not shown) of the vehicle (automobile). The left side and the upper side are respectively directed to the front, left and upper sides of the vehicle.

  The shift lever device 10 is provided with a resin-made substantially rectangular parallelepiped box-shaped housing 12 (plate) as a locking body, and the housing 12 is fixed to the floor of the passenger compartment. Further, the shift lever device 10 is provided with a shift lever 14 as a shift body. The shift lever 14 is provided with a lever main body 16 as a shift member and a base end portion 18 (ball shaft) as a support portion. The base end portion 18 has a peripheral surface (outer peripheral surface) 18A having a spherical shape. ing. The base end portion 18 is connected to one end portion of the lever main body 16 in the longitudinal direction, and the lever main body 16 and the base end portion 18 are integrated.

  An opening 12 </ b> A is formed in the upper wall of the housing 12, the base end 18 side of the shift lever 14 is inserted into the opening 12 </ b> A, and the base end 18 is disposed in the housing 12. The housing 12 is provided with a bearing member 20 as a support member, and the bearing member 20 is attached to the inside of the housing 12. The bearing member 20 has a bottomed cylindrical shape, and the opening of the bearing member 20 is directed upward. Further, the inner peripheral surface 20A including the bottom surface of the bearing member 20 has a substantially hemispherical shape.

  A base end portion 18 is fitted to the bearing member 20, and the base end portion 18 is supported by a peripheral surface 18 </ b> A being slidable on an inner peripheral surface 20 </ b> A of the bearing member 20. As a result, the shift lever 14 is supported in the housing 12 via the bearing member 20 and can be rotated (moved) about the center of curvature of the peripheral surface 18A of the base end portion 18. As for the turning direction of the shift lever 14, the front-rear direction is the shift direction, and the left-right direction is the select direction.

  The base end portion 18 is integrally formed with a rectangular columnar projection 18B, and the projection 18B protrudes rearward from the peripheral surface 18A of the base end portion 18. A notch (guide groove) (not shown) is formed in the housing 12 (bearing member 20), and the protrusion 18B is inserted into the notch. Thereby, the rotation of the protrusion 18B in the vertical direction and the rotation around the central axis are permitted by the notch, and the shift direction of the shift lever 14 and the rotation in the select direction are guided.

  A cover member (not shown) is provided above the housing 12, and the upper wall of the cover member is exposed in the vehicle interior and has an operation hole. The operation holes are provided at each of two positions in the select direction, and the longitudinal direction of each of the operation holes is a shift direction. The rear end portion of the right (or left) operation hole communicates with the central portion in the front-rear direction of the left (or right) operation hole. The shift lever 14 is inserted through the operation hole, and the shift lever 14 is rotated between two positions in the select direction between the operation holes, and is rotated in the shift direction at each of the two positions in the select direction. Is done.

  The shift position of the shift lever 14 is a P (parking) position, an R (reverse) position, an N (neutral) position, and a D (neutral position) as specific shift positions in order from the front end portion to the rear end portion in the right operation hole. Drive) position. The shift lever 14 has a shift position in which the center portion in the front-rear direction is set to the M (manual) position in the left operation hole, the front end portion is set to the − (minus) position, and the rear end portion is set to +. It is in the (plus) position.

  The shift lever 14 is rotated in the shift direction in the right operation hole, whereby the shift position is changed to the P position, the R position, the N position, and the D position. Further, the shift lever 14 is rotated in the shift direction in the left operation hole, whereby the shift position is changed to the M position, the − position, and the + position. Further, the shift lever 14 is rotated to the left from the D position, so that the shift position is changed to the M position, and the shift position is moved to the right from the M position, so that the shift position is changed to the D position. Be changed.

  The shift lever device 10 is provided with shift position detection means (not shown), and the shift range of the transmission is changed to a shift range corresponding to the shift position of the shift lever 14 detected by the shift position detection means.

  On the other hand, the shift lever 14 is provided with a boss portion 24 as a contact portion. The boss portion 24 protrudes to the right from a position above the base end portion 18 in a front view, and the boss portion 24 has a substantially cylindrical shape, and the distal end portion 24A has a hemispherical shape. Yes. When the shift lever 14 is turned in the shift direction, the boss portion 24 is turned around the center of curvature of the peripheral surface 18A of the base end portion 18 when viewed from the right. Further, the distal end portion 24A of the boss portion 24 is rotated around the center of curvature of the peripheral surface 18A of the base end portion 18 in a front view when the shift lever 14 is rotated in the select direction.

  2 to 4 are perspective views of the main part of the housing 12 as viewed from the rear right side. 2 is the R position, the shift position of the shift lever 14 of FIG. 3 is the M position, and the shift position of the shift lever 14 of FIG. And the M position (indicated by a solid line).

  As shown in FIGS. 2 to 4, an opening 26A is formed in the right wall 26 (not shown in FIG. 1) of the housing 12, and the boss 24 protrudes to the right of the housing 12 from the opening 26A. Has been. The boss portion 24 is moved in the opening portion 26A when the shift lever 14 is rotated in the shift direction and the select direction.

  As shown in FIG. 1, the shift lever device 10 is provided with a key link 28 as a moving body, and the key link 28 is disposed on the right wall 26 (see FIGS. 2 to 4) of the housing 12. Yes. The key link 28 is provided with a first lever portion 30 and a second lever portion 32 each having a substantially flat plate shape. The key link 28 has a second lever portion 32 disposed on the housing 12 side. The first lever part 30 and the second lever part 32 are assembled to face each other.

  The first lever portion 30 is formed with a concave portion 30A on the upper side of the surface on the second lever portion 32 side, and a support shaft 34 protruding toward the housing 12 is integrally formed at the central portion of the concave portion 30A. Is provided. Further, a locking pin 36 is provided on the lower side of the surface of the first lever portion 30 opposite to the second lever portion 32, and the locking pin 36 is on the right side (the direction opposite to the housing 12). Is protruding.

  The second lever portion 32 is provided with an outer circular protrusion 32A on the surface on the first lever portion 30 side, and the protrusion 32A corresponds to the recess 30A of the first lever portion 30. Further, an insertion hole 38 is formed through the second lever portion 32 in the axial center portion of the protrusion 32A.

  The support shaft 34 is inserted into the insertion hole 38 of the second lever portion 32 and is rotatably supported by the right wall 26 of the housing 12. Accordingly, the first lever portion 30 and the second lever portion 32 are integrated and attached to the right wall 26 of the housing 12, and the first lever portion 30 and the second lever portion 32 rotate around the support shaft 34. Has been made possible.

  A coil spring 40 is provided between the first lever portion 30 and the second lever portion 32, and the coil spring 40 is wound around the outer periphery of the protrusion 32 </ b> A of the second lever portion 32. The coil spring 40 has one end locked to the first lever portion 30 and the other end locked to the right wall 26 of the housing 12, and the first lever portion 30 and the second lever portion 32 (key link 28). ) Is urged by the coil spring 40 in the direction of arrow C around the support shaft 34.

  The second lever portion 32 is provided with a guide groove 42 on the surface on the housing 12 side. Each of the guide grooves 42 is formed by a first standing wall 44 and a second standing wall 46 projecting from the second lever portion 32, and the first standing wall 44 and the second standing wall 46 are configured so that the second standing wall 46 is the first. It is the inner side (rear side) of the upright wall 44 and extends in an arc shape. The guide groove 42 is closed by connecting the first standing wall 44 and the second standing wall 46 in the upper direction (upward and rearward), and the guide groove 42 is opened in the lower part. One end of the third standing wall 48 is connected to the lower end of the first standing wall 44, and the third standing wall 48 extends forward.

  The boss portion 24 is inserted into the guide groove 42 (between the first standing wall 44 and the second standing wall 46), and the boss portion 24 is rotated by the shift lever 14 in the shift direction and in the select direction. The shift lever 14 is moved to the P position and is moved below the guide groove 42 while being rotated inside.

  In a state where the boss portion 24 is inserted into the guide groove 42, the tip end portion 24 </ b> A of the boss portion 24 is brought into contact with the inner surface of the first standing wall 44 (the surface on the second standing wall 46 side) by the biasing force of the coil spring 40. For this reason, the key link 28 is held at the holding position with limited rotation around the support shaft 34. Further, the key link 28 is rotated around the support shaft 34 in the direction of arrow C by the coil spring 40 by the boss portion 24 being rotated below the guide groove 42.

  One end of a link cable 50 is connected to the lock pin 36 of the first lever portion 30 and the other end of the link cable 50 is connected to a key lock mechanism (not shown). The position where the boss portion 24 is inserted into the guide groove 42 and the rotation is restricted is the holding position of the key link 28. At the holding position of the key link 28, the key lock mechanism moves the ignition key from the key cylinder. Limit insertion and removal. Further, when the key link 28 is rotated by the biasing force of the coil spring 40 and the link cable 50 is pulled by the key link 28, the restriction on the insertion / extraction of the ignition key by the key lock mechanism is released. As a result, the ignition key can be inserted into and removed from the key cylinder.

  Here, as shown in FIGS. 2 to 4, a curved surface 52 as a contact surface is formed on the surface of the first standing wall 44 on the second standing wall 46 side. The first standing wall 44 extends in an arc shape centered on the center of curvature of the peripheral surface 18 </ b> A of the base end portion 18 at the holding position of the key link 28. Further, the curved surface 52 of the first standing wall 44 is curved in a spherical shape whose center is the center of curvature of the peripheral surface 18 </ b> A of the base end portion 18 at the holding position of the key link 28.

  A cam surface 54 is formed between the curved surface 52 of the first standing wall 44 and the lower surface of the third standing wall 48, and the lower surface of the third standing wall 48 and the cam surface 54 are flat. The curved surface 52 and the lower surface of the third standing wall 48 are continued by the cam surface 54.

  When the shift lever 14 is rotated between the R position to the D position, the D position to the M position, and the + position to the-position, the boss portion 24 is guided while the tip portion 24A slides on the curved surface 52. It is rotated in the groove 42 and the rotation of the key link 28 is restricted and held at the holding position.

  Further, when the shift lever 14 is rotated from the R position to the P position, the distal end portion 24A of the boss portion 24 is rotated downward from the curved surface 52 to contact the key link 28 of the distal end portion 24A. The position is changed to the lower surface of the third standing wall 48 via the cam surface 54, and the key link 28 is rotated around the support shaft 34 by the biasing force of the coil spring 40. Further, when the shift lever 14 is rotated from the P position toward the R position, the tip 24A of the boss portion 24 is rotated upward, and the key link 28 resists the biasing force of the coil spring 40. Is rotated around the support shaft 34, and the contact position of the tip 24A with the key link 28 is changed from the lower surface of the third standing wall 48 to the curved surface 52 via the cam surface 54, and the key link 28 is held. Return to position.

Next, the operation of this embodiment will be described.
In the shift lever device 10 having the above configuration, the shift position of the shift lever 14 is changed by rotating the shift lever 14 in the shift direction and the select direction. Further, the rotation of the key link 28 is restricted and held at the holding position, so that the key lock mechanism restricts that the ignition key is pulled out from the key cylinder.

  Here, when the shift lever 14 is rotated from the R position to the D position, the tip 24A of the boss 24 of the shift lever 14 is moved while sliding on the curved surface 52 of the key link 28 (FIG. 2). reference). Further, when the shift lever 14 is rotated from the + position to the − position, the distal end portion 24A of the boss portion 24 of the shift lever 14 is rotated while sliding on the curved surface 52 of the key link 28 (FIG. 3). reference).

  As a result, the distal end portion 24 </ b> A of the boss portion 24 comes into contact with the curved surface 52 of the key link 28 at a plurality of shift positions in the shift direction of the shift lever 14. Therefore, the key link 28 is held at the holding position with limited rotation at a plurality of shift positions in the shift direction.

  Further, when the shift position of the shift lever 14 is changed from the D position to the M position or from the M position to the D position, the distal end portion 24A of the boss portion 24 is moved while sliding on the curved surface 52 (see FIG. 4). ). As a result, the distal end portion 24 </ b> A of the boss portion 24 is brought into contact with the curved surface 52 at a plurality of shift positions in the select direction of the shift lever 14. Accordingly, the key link 28 is held at the holding position with limited rotation at a plurality of shift positions in the select direction.

  Further, the curved surface 52 is curved in a spherical shape centered on the rotation center of the shift lever 14 at the holding position of the key link 28. For this reason, when the boss portion 24 rotates by the rotation of the shift lever 14 in the shift direction and the select direction, the tip end portion 24 </ b> A of the boss portion 24 is maintained in contact with the curved surface 52. As a result, the key link 28 is prevented from rotating, and the key link 28 is held at the holding position with high accuracy.

  Therefore, when the shift lever 14 is rotated at a shift position other than the P position, the key link 28 is prevented from rotating unnecessarily, so that the ignition key is located at a position other than the P position of the shift lever 14. It is possible to prevent insertion / removal at the shift position. In addition, even if vibration occurs during traveling of the vehicle, the contact of the distal end portion 24A of the boss portion 24 with the curved surface 52 is maintained, so that the key link 28 is held at the holding position, and the ignition key is connected to the P of the shift lever 14. It is possible to prevent insertion / removal at a shift position other than the position.

  In the present embodiment described above, the key link 28 to which the key lock mechanism for restricting the insertion / extraction of the ignition key from the key cylinder is applied as the moving body, but the moving body is not limited to this. . The moving body is provided in the transmission of the vehicle, and when the P position of the shift lever 14 is detected, the start of the engine of the vehicle is permitted, while the P position of the shift lever 14 is not detected. May be connected to detection means (inhibitor switch) that prohibits starting of the engine of the vehicle.

  In the present embodiment, the movable body is configured to be movable at the P position among the plurality of shift positions of the shift lever 14, but the movable body may be a specific shift other than the P position of the shift lever 14. The position may be movable, and the position may be held at a position other than the specific shift position.

  In the present embodiment, the shift lever 14 is provided with a base end portion 18 as a support portion so that the shift lever 14 rotates in the shift direction and the select direction around the center of curvature of the peripheral surface 18A of the base end portion 18. However, it is not limited to this. The support portion of the shift lever 14 may be configured using two shafts whose central axes are perpendicular to each other. In this case, the curved surface 52 is curved around the center axis of the shaft that is the center of rotation of the shift lever 14 in the shift direction, and the center axis of the shaft that is the center of rotation of the shift lever 14 in the select direction. It suffices if it is curved around the center.

  Furthermore, in the present embodiment, the floor type shift lever device 10 has been described as an example. However, the shift device is not limited to the floor surface in the passenger compartment, and is provided in other parts such as an instrument panel or a steering column of the vehicle. May be.

10 Shift lever device (shift device)
14 Shift lever (shift body)
24 Boss part (contact part)
28 Key link (moving body)
52 Curved surface (contact surface)

Claims (3)

A shift body that is moved in one direction and the other direction to change the shift position;
A moving body that is made movable;
A contact portion provided on one of the shift body side and the movable body side;
A contact surface that is provided on the other side of the shift body side and the movable body side, and that holds the position of the movable body by contacting the contact portion at a plurality of shift positions in one direction of the shift body and a plurality of shift positions in the other direction. When,
Including shift device.   The shift device according to claim 1, wherein the contact surface is curved along a circumferential direction of rotation in at least one of the one direction and the other direction of the shift body.   3. The shift device according to claim 1, wherein the key lock mechanism restricts insertion / extraction of an ignition key from a key cylinder when the movable body is connected to a key lock mechanism and the position of the movable body is maintained. .