CN104747702A - Shift gear rod device - Google Patents
Shift gear rod device Download PDFInfo
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- CN104747702A CN104747702A CN201410833657.6A CN201410833657A CN104747702A CN 104747702 A CN104747702 A CN 104747702A CN 201410833657 A CN201410833657 A CN 201410833657A CN 104747702 A CN104747702 A CN 104747702A
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- Prior art keywords
- bearing part
- accommodation section
- described bearing
- shift lever
- bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0278—Constructional features of the selector lever, e.g. grip parts, mounting or manufacturing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Mechanical Control Devices (AREA)
Abstract
The present invention provides a shift lever apparatus, which can improve the operating lever on the base bracket of the assembly, the shift lever device includes: a bearing housing portion having an inner peripheral surface of the one side wall for constituting a cylindrical hole and for constituting the bottom surface of the bottom wall of the cylindrical hole, and which is provided on the base support; a bearing member, which is accommodated in the bearing housing portion and a spherical concave portion is formed thereon; and a shaft support portion, which is It is attached to the operating rod and having a spherical convex portion which rotatably and slidably fitted into the spherical recess. An operating lever via the rocking shaft support portion can be supported on the base bracket through a pivot. The shift lever apparatus further comprising: a plurality of flexible edge portions, which are separated in the circumferential direction are disposed in the radial direction, are flexibly deforable the insertion side end face of the bearing member; a side guide wall of the convex portion, it is It is provided on the bearing member to the side walls and the bottom wall between the flexible edge portion opposite way. The wall-side guide protrusions projecting inwardly from the side wall and its inside diameter becomes smaller toward the bottom wall is inclined. If the bearing member is accommodated in the bearing housing portion, the edge portion of the flexible guide protrusion deflection due to the wall side.
Description
Technical field
The present invention relates to operating stem to swing forwards, backwards, be mainly used in the shift lever device of manual transmission (MT).
Background technique
In the past, as the shift lever device of manual transmission (MT), there is the following shift lever device formed be widely used, namely, by operating stem is supported on a pivot on base seat support swingably, gearshift (before and after the vehicle) direction of operating stem and the swing in block selecting (left and right vehicle wheel) direction are passed to manual transmission via cable respectively.
For such shift lever device, the flat 6-94109 publication of Japanese Laid-Open (patent documentation 1) discloses the structure that the bearing part pivot suspension having a spherical concave shape at the internal surface being disposed in base seat support has the spherical elevation of the intermediate portion being located at operating stem.
In addition, the flat 9-53708 publication of Japanese Laid-Open (patent documentation 2) discloses the mechanism as arranging bearing part at base seat support, the resilient prong be integrally formed with bearing part is engaging in and is located on the end difference of base seat support, thus carried out locking structure.Japan Beneficial 6-49149 publication (patent documentation 3) also discloses similar structure.
But, when using elastic claw etc. to assemble bearing part, if produce a little gap between base seat support and bearing part, then causing rocking when operating operating stem, rocking so the soft rubber material of configuration O V-shaped ring etc. is eliminated.
In addition, the clear 62-273132 publication of Japanese Laid-Open (patent documentation 4) proposes the bearing part of assembling excellence.Patent documentation 4 discloses the bearing part be made up of single part, and the multiple joint-cuttings upwards through at the radius of the spherical axle support of gear level are formed from the upper-end surface of bearing part.Due to this joint-cutting, bearing part can be expanding, can be pressed into the spherical axle support of gear level.
But, when when being assembled in base seat support, bearing part is pressed into, or when bearing the fastening force from the soft rubber material of O V-shaped ring etc., the load producing the spherical elevation of supporting gear level is unstable, and slip resistance during operation operating stem changes such problem.
Summary of the invention
The object of the present invention is to provide following shift lever device, other parts need not be set and also can prevent rocking of gear level and the variation that can suppress the slip resistance in bearing part when operating operating stem.
First invention is a kind of shift lever device, possesses: bearing accommodation section, its have form cylinder hole inner peripheral surface sidewall and form described cylinder hole bottom surface diapire and be located at base seat support; Bearing part, it is contained in described bearing accommodation section and has spherical recess at internal surface; And axle support, it is located at the operating stem that is provided with operation unit in upper end portion and has the spherical elevation that can embed rotatingly and slidingly in described spherical recess, described operating stem swingingly can be supported on a pivot on base seat support via described axle support, the feature of described shift lever device is, also possess: multiple flexible edge part, its insert described bearing accommodation section described bearing part inserting side end face on configuration and diametrically can deflection deformation discretely in the circumferential; And guide protrusion, wall side, it is located between described sidewall and described diapire in the mode opposed with the described flexible edge part of the described bearing part be contained in described bearing accommodation section, guide protrusion, described wall side is from described sidewall inwardly projecting and tilt in the mode that its internal diameter diminishes towards described diapire, if described bearing part is contained in described bearing accommodation section, then described flexible edge part is because of the guide protrusion deflection deformation of described wall side.
According to the first invention, when bearing part being assembled into bearing accommodation section, flexible edge part, by the guide protrusion deflection deformation of wall side, so need not arrange other parts, utilizes the recuperability of flexible edge part just can suppress rocking between bearing part and bearing accommodation section.
Preferably at the described end face of the described inserting side of described bearing part, there is multiple groove across gap-forming in the circumferential, be formed with described flexible edge part by the outer side wall of described groove.
So, the recuperability of flexible edge part is utilized to suppress rocking, so do not impact the pressure acting on spherical elevation from spherical recess of bearing part.Therefore, it is possible to suppress the variation of the slip resistance in bearing part when operating operating stem.In addition, the two ends of flexible edge part link in circumference, so the recuperability of flexible edge part (flexure reaction force) becomes powerful.This result, can suppress rocking of bearing part more strongly.
Preferably on the outer circumferential face of described bearing part, be formed with press-in rib vertically.
So, make press-in rib resiliently deformable, while be pressed in bearing part accommodation section by bearing part, thus bearing part is held in bearing accommodation section, so can suppress to rock.
Preferably, said gear shifting lever device also possesses: two resilient prong, its be configured at discretely in the circumferential described bearing part outer circumferential face and can resiliently deformable in the radial direction of described bearing part; Joint-cutting, it is formed at vertically on the described outer circumferential face of described bearing part between two described resilient prong, and the end face opening of anti-inserting side at described bearing part; And pawl groove, it is formed at the internal surface of described bearing accommodation section and inserts for described resilient prong, supplies the locking locking stepped part of the described resilient prong of the described bearing part be contained in described bearing accommodation section to be formed in described pawl groove.
So, resilient prong and the locking bearing part that makes of locking stepped part are held in bearing accommodation section, so do not use other parts also bearing part can be fixed in bearing accommodation section.In addition, even if when utilizing resilient prong locking, also can suppress to rock.Further, the joint-cutting being provided with the end face opening in anti-inserting side becomes possibility to make bearing part deflection deformation, so bearing part can be made to become single part, and the spherical elevation of operating stem is embedded in spherical recess.
Preferably also possess crimping projection, it is formed on the described end face of the described inserting side of described bearing part, and configures along in the prolongation of described joint-cutting.
So, if bearing part is assembled in bearing accommodation section, then crimps projection and extruded by diapire, utilize the recuperability of crimping projection to eliminate the gap of the axis between locking stepped part and resilient prong, can suppress to rock.
Second invention is a kind of shift lever device, possesses: bearing accommodation section, its have form cylinder hole inner peripheral surface sidewall and form described cylinder hole bottom surface diapire and be located at base seat support; Bearing part, it is contained in described bearing accommodation section and has spherical recess at internal surface; And axle support, it is located at the operating stem that is provided with operation unit in upper end portion and has the spherical elevation that can embed rotatingly and slidingly in described spherical recess, described operating stem swingingly can be supported on a pivot on base seat support via described axle support, the feature of described shift lever device is, also possess: groove, it configures discretely in the circumferential on the end face of the inserting side of the described bearing part of the described bearing accommodation section of insertion; And multiple trapezoidal protrusion, it is located between described sidewall and described diapire in the mode opposed with the described groove of the described bearing part be contained in described bearing accommodation section, described trapezoidal protrusion has the thin trapezoidal shape of the sharp youngster that gives prominence to from described diapire towards described groove, if described bearing part is contained in described bearing accommodation section, then described groove is because of the deflection deformation in the circumferential of described trapezoidal protrusion.
According to the second invention, if bearing part is assembled into bearing accommodation section, then trapezoidal protrusion expands groove, so need not arrange other parts, utilizes the recuperability of groove that bearing part and bearing also can be suppressed to accommodate rocking between parts.In addition, the recuperability of groove does not impact the pressure acting on spherical elevation from spherical recess, so can suppress the variation of the slip resistance in bearing part when operating operating stem.
Preferably also possess: resilient prong, its be configured at discretely in the circumferential described bearing part outer circumferential face and can resiliently deformable in the radial direction of described bearing part; And pawl groove, it is formed at the internal surface of described bearing accommodation section and inserts for described resilient prong, the locking stepped part locking for the described resilient prong of the described bearing part be contained in described bearing accommodation section is formed in described pawl groove, and described groove is at the described end face opening of the described inserting side of the described bearing part opposed with described resilient prong.
So, by resilient prong and locking stepped part locking and make bearing part be held in bearing accommodation section, also bearing part can be fixed in bearing accommodation section so other parts need not be arranged.In addition, even if when utilizing resilient prong locking, also can suppress to rock.Further, groove is located at the position corresponding with the resilient prong of inserting side end face, and trapezoidal protrusion is located at the diapire of bearing accommodation section, so the power that trapezoidal protrusion expands groove is directly passed to resilient prong, can suppress to rock by stronger power.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of the shift lever device involved by the first mode of execution.
Fig. 2 is the major component sectional view of said gear shifting lever device.
Fig. 3 is the stereogram of the bearing accommodation section in said gear shifting lever device.
The stereogram of the bearing part in Fig. 4 said gear shifting lever device.
The sectional view of Fig. 5 before to be above-mentioned bearing part complete to the firm assembling of above-mentioned bearing accommodation section.
The sectional view of Fig. 6 after to be above-mentioned bearing part complete to the assembling of above-mentioned bearing accommodation section.
Fig. 7 is the stereogram of the bearing part in the variation of the first mode of execution.
The side view (broken section) of Fig. 8 after to be above-mentioned bearing part complete to the assembling of bearing accommodation section.
Fig. 9 is the stereogram of the bearing part in the shift lever device involved by the second mode of execution.
The side view (broken section) of Figure 10 before to be above-mentioned bearing part complete to the firm assembling of bearing accommodation section.
In figure:
1,1A, 1B-shift lever device, 2-base seat support, 3-operating stem, 5,5A, 5B-bearing part, 11-operating stem support, 22-bearing accommodation section, 22a-sidewall, 22b-diapire, 22d-locking stepped part, 22e-guide protrusion, wall side, 33-spherical elevation, 51-spherical recess, the end face of 52a-inserting side, the end face of 52b-anti-inserting side, 53-resilient prong, 54a-joint-cutting, 56-groove, 56a-flexible edge part, 57-press-in rib, 58-crimping projection, 59-V-shaped groove, 61d-trapezoidal protrusion.
Embodiment
Below, with reference to accompanying drawing, the first mode of execution of the present invention is described.The shift lever device 1 of present embodiment is mainly used in manual transmission (MT).As shown in Figure 1 and Figure 2, shift lever device 1 possesses base seat support 2, operating stem 3 and block selecting bar 4.Operating stem 3 is supported on a pivot on base seat support 2 via operating stem support described later (axle support) 11.Therefore, operating stem 3 can swing in gearshift direction (vehicle fore-and-aft direction) and block selecting direction (left and right vehicle wheel direction).In addition, block selecting bar 4 is supported on a pivot on base seat support 2 via block selecting bar support 14 described later.Therefore, block selecting bar 4 can swing on gearshift direction.And, if along gearshift direction operation operating stem 3, gearshift side cable (not shown) be then connected with one end (lower end) of operating stem 3 is by push-and-pull, in addition, if along block selecting direction operation operating stem 3, then operating stem 3 makes block selecting bar 4 rotate, thus block selecting side cable (not shown) be connected with one end of block selecting bar 4 is by push-and-pull, and speed changer (not shown) is switched.In addition, shown in Fig. 1 up and down be installed on vehicle central control board (not shown) state under shift lever device 1 corresponding up and down.
Base seat support 2 is configured as the framework of substantially rectangular shape by carrying out injection moulding to the hard resin material containing glass fibre.Base seat support 2 possesses providing holes 21 in corner, below.Base seat support 2 is located at the floor panel of car body (not shown) by the bolt (not shown) of through providing holes 21.In addition, base seat support 2 possesses the block selecting supporting axle 23 of the bearing accommodation section 22 of accommodating the bearing part 5 forming operating stem support 11 and the block selecting bar support 14 forming supporting block selecting bar 4 described later.
As shown in Figure 3, bearing accommodation section 22 is formed as the recess of side's opening of left and right directions on the top of base seat support 2.Bearing accommodation section 22 possesses the diapire 22b of the sidewall 22a of the inner peripheral surface forming roughly cylinder hole and the bottom surface of formation cylinder hole.Diapire 22b has ring-shaped, its central part opening.Further, opposed two places up and down on the inner peripheral surface of the sidewall 22a of cylindrical shape vertically (left and right directions) are formed with pawl groove 22c.As shown in Figure 2, near the diapire 22b of pawl groove 22c, be formed with locking stepped part 22d vertically from the back side of diapire 22b.Locking stepped part 22d is the stepped part of the radial direction be formed in pawl groove 22c.In addition, locking stepped part 22d forms bearing fixation arrangement 12 together with resilient prong 53 described later.In addition, at bearing fixation arrangement 12, between bearing accommodation section 22 and bearing part 5, be provided with loosening suppression structure 13 described later.
As shown in Figure 1, block selecting supporting axle 23 is made up of the projection on the top and the cylindrical shape outstanding towards the side (in figure right) of left and right directions that are formed at base seat support 2.
Operating stem 3 is columned metallic material, is formed with resin material in its underpart with prismatic.Operating handle (not shown) as operation unit is installed in the upper end portion of operating stem 3.In addition, as shown in Figure 1, gearshift side joint 31 is provided with in the underpart of operating stem 3.The one end from extended gearshift side cable (not shown) of speed changer (not shown) is connected with at gearshift side joint 31.Further, operating stem supporting axle 32 is arranged in the prominent part of integratedly in the central lower of operating stem 3 and operating stem 3.The opposite side of operating stem supporting axle 32 from operating stem 3 towards left and right directions (figure left) is given prominence to.The spherical elevation 33 forming operating stem supporting axle 11 is formed in the front end of operating stem supporting axle 32.In addition, operating stem 3 is arranged in the prominent part of block selecting side coupling shaft 34 coaxially with operating stem supporting axle 32.Block selecting side coupling shaft 34 side (in figure right) is in the lateral direction given prominence to.The block selecting bulbous protrusion 35 forming block selecting joint 15 is formed in the front end of block selecting side coupling shaft 34.
Block selecting bar 4 is formed as the slab parts with roughly triangular shape by hard resin material.Be formed with block selecting axis hole 41 in each bight of block selecting bar 4, block selecting side connects receiving orifice 42 and block selecting side joint 43.Block selecting axis hole 41 and block selecting side connect the top that receiving orifice 42 is disposed in block selecting bar 4, and block selecting side joint 43 is disposed in the bottom of block selecting bar 4.That is, block selecting bar 4 is disposed in base seat support 2 with the state of del.Block selecting axis hole 41 is through holes of the through block selecting bar 4 along thickness of slab direction, can be supported on the block selecting supporting axle 23 of base seat support 2 rotationally.Block selecting axis hole 41 forms block selecting bar support 14 described later together with block selecting supporting axle 23.Block selecting side connects the through hole that receiving orifice 42 is through block selecting bars 4 along thickness of slab direction, forms block selecting joint 15 described later.The one end from extended block selecting side cable (not shown) of speed changer (not shown) is connected with at block selecting side joint 43.
As shown in Fig. 2 and Fig. 4, bearing part 5 is formed by soft resin material, possesses the barrel 52 with substantially cylindrical shape.The spherical recess 51 corresponding with spherical elevation 33 is formed at the internal surface of barrel 52.In addition, bearing part 5 possesses a pair resilient prong 53 and multiple bearing joint-cutting 54.Resilient prong 53 is formed at the periphery of barrel 52, has flexibility.Bearing joint-cutting 54 is formed from a side end face 52b of barrel 52 (end face on the right side of Fig. 1) vertically.In addition, as shown in figs.5 and 6, bearing side tapered portion 55 is formed with at the peripheral part of the opposite side end face 52a (end face on the left of in Fig. 1) of barrel 52.Bearing side tapered portion 55 is formed as chamfering shape.The other end side 52a distinguished by bearing joint-cutting 54 is formed with circumference along barrel 52 with the groove 56 of arc-shaped opening.As shown in figs.5 and 6, the section of the radial direction of groove 56 possesses substantially V-like shape.
As shown in Figure 4, resilient prong 53 is extended along the outer circumferential face of barrel 52.Resilient prong 53 is configured with two places around the central shaft of bearing part 5 across the interval of 180 degree.Resilient prong 53 has: have flexibility diametrically and towards the extended flexible arm 53a of opposite side and the pawl projection 53b of front end being formed at flexible arm 53a.Pawl projection 53b is projecting laterally.
Bearing joint-cutting 54 is formed at the position (centres of two resilient prong 53) of 90 degree respectively around above-mentioned central shaft relative to two resilient prong 53.Bearing joint-cutting 54 is along assembling direction that is be axially formed at barrel 52.Multiple bearing joint-cutting 54 comprises: at the first joint-cutting (otch) 54a of a side end face 52b opening and the second joint-cutting 54b carrying out the position of trisection between being formed at the first joint-cutting 54a of two on barrel 52.Second joint-cutting 54b also at a side end face 52b opening, has same shape with the first joint-cutting 54a.That is, bearing joint-cutting 54 is formed on the outer circumferential face (barrel 52) of bearing part 5 vertically, at a side end face 52b opening, equally spaced configures six places in the circumferential.
As shown in Figure 2, operating stem support 11 is made up of the spherical elevation 33 of operating stem 3 and bearing part 5.Under the state of spherical recess 51 that the spherical elevation 33 of operating stem 3 is assembled in bearing part 5, by bearing part 5 is assembled into bearing accommodation section 22, thus spherical elevation 33 is supported on a pivot on base seat support 2.In addition, the curvature of spherical elevation 33 sets slightly larger than the curvature of spherical recess 51.Therefore, if bearing part 5 (spherical recess 51) is assembled in the spherical elevation 33 of operating stem 3, then spherical elevation 33 can pivot suspension rotatingly and slidingly without rocking ground relative to bearing part 5.In addition, bearing part 5 is held in bearing accommodation section 22 by bearing fixation arrangement 12.
Bearing fixation arrangement 12 is made up of the locking stepped part 22d of bearing accommodation section 22 and the resilient prong 53 of bearing part 5.If bearing part 5 is inserted bearing accommodation section 22, then resilient prong 53 is inserted in pawl groove 22c, engages at the locking stepped part 22d of assembling position and pawl projection 53b.By the engaging of locking stepped part 22d and pawl projection 53b, thus bearing part 5 is held in bearing accommodation section 22.In addition, bearing fixation arrangement 12 utilizes the loosening suppression structure 13 be set between bearing accommodation section 22 and bearing part 5, and bearing part 5 is not held in bearing accommodation section 22 with not rocking.
As shown in Figure 2 to 4, loosen suppression structure 13 to be made up of flexible edge part 56a, wall side guide protrusion 22e and press-in rib 57.Flexible edge part 56a is made up of the outer side wall of the groove 56 forming substantially V-like shape.Because bearing part 5 is formed by soft resin material, thus flexible edge part 56a have diametrically can the flexibility of deflection deformation.That is, flexible edge part 56a is formed by arranging groove 56 at the another side 52a (bearing part 5 is to the end face of the inserting side of bearing accommodation section 22) of bearing part 5, equally spaced configures six places in the circumferential.
Wall side guide protrusion 22e is formed at the guide protrusion with plane of inclination between sidewall 22a and diapire 22b in the mode that the flexible edge part 56a with the bearing part 5 be contained in bearing accommodation section 22 is opposed.The mode that multiple wall side guide protrusion 22e diminishes towards diapire 22b with their internal diameter is from sidewall 22a inwardly projecting.In addition, to assemble direction for benchmark, the angle of inclination of wall side guide protrusion 22e sets larger than the angle of inclination of bearing side tapered portion 55.
Press-in rib 57 is formed as carinate vertically being divided into the central authorities on the outer circumferential face not being configured with four of two resilient prong 53 in the barrel 52 of six by bearing joint-cutting 54.
Structure 13 is suppressed by forming like this to loosen, if bearing part 5 is assembled in bearing accommodation section 22, then be pressed into rib 57 with the mode resiliently deformable of damaging by pressure, and flexible edge part 56a swings to the mode resiliently deformable of radially inner side to be pushed by wall side guide protrusion 22e.This result, utilizes the recuperability of flexible edge part 56a and press-in rib 57, eliminates axial gap, can suppress to rock between locking stepped part 22d and resilient prong 53.In addition, utilize the recuperability of press-in rib 57, eliminate the gap of the radial direction between sidewall 22a and barrel 52, can suppress to rock.
As shown in Figure 1, block selecting bar 4 is supported on base seat support 2 in the mode that can swing to vehicle fore-and-aft direction by block selecting bar support 14.Block selecting bar support 14 is made up of block selecting supporting axle 23, block selecting axis hole 41 and block selecting rest pin 61.
Block selecting rest pin 61 possess pole shape bearing pin portion 61a, be formed at the discoid pin card bonding part 61b of one end of bearing pin portion 61a and be formed at the pin engagement portion 61c with flexual pronged shape of the other end of bearing pin portion 61a.The hook-shaped projection 61d carrying out engaging in the bore 23a of block selecting supporting axle 23 is formed in the front end of pin engagement portion 61c.
Block selecting supporting axle 23 is inserted block selecting axis hole 41, thus block selecting bar 4 can be supported rotationally.In addition, be inserted in by block selecting rest pin 61 in the bore 23a of block selecting supporting axle 23, projection 61d is engaged in bore 23a.Thus, block selecting rest pin 61 is engaging in block selecting supporting axle 23, limits the movement of the axis of block selecting bar 4.Its another aspect, block selecting bar 4 carries out axle supporting with the state be allowed to around the rotation of block selecting supporting axle 23.
Block selecting joint 15 converts the action in the block selecting direction (left and right vehicle wheel direction) of operating stem 3 action of vehicle fore-and-aft direction to.Block selecting joint 15 is connected receiving orifice 42 by block selecting bulbous protrusion 35 with block selecting side and forms.Block selecting bulbous protrusion 35 is centered by spherical elevation 33 and move with arc-shaped, can slidably and seamless unoccupied place is inserted through block selecting side connects in receiving orifice 42.According to the action in the block selecting direction (left and right vehicle wheel direction) of operating stem 3, block selecting bulbous protrusion 35 swings in the vertical direction centered by spherical elevation 33.According to the swing of the above-below direction of block selecting bulbous protrusion 35, block selecting bar 4 swings in the longitudinal direction centered by block selecting supporting axle 23.This result, block selecting side joint 43 moves in the longitudinal direction.
The installation step of shift lever device 1 is described.First, the spherical elevation 33 of operating stem 3 is assembled in bearing part 5.In order to spherical elevation 33 is assembled into bearing part 5, by side (the anti-inserting side: bearing part 5 to the opposition side of the inserting side of bearing accommodation section 22 of spherical elevation 33 from a side end face 52b; Right side in Fig. 5 and Fig. 6) be pressed into bearing part 5.This result, bearing joint-cutting 54 is expanded, and barrel 52 bends to expanding direction, if spherical elevation 33 is contained in spherical recess 51, then barrel 52 is recovered to original shape.
Next, bearing part 5 is assembled in the bearing accommodation section 22 of base seat support 2 together with operating stem 3.In order to bearing part 5 is assembled into bearing accommodation section 22, bearing part 5 is pressed into bearing accommodation section 22 from another side (right side Fig. 1 and Fig. 2).This result, resilient prong 53 bends along pawl groove 22c, and engage with locking stepped part 22d at assembling position pawl projection 53b, bearing part 5 is held in bearing accommodation section 22.In addition, if bearing part 5 is assembled into bearing accommodation section 22, then above-mentioned loosening suppression structure 13 plays a role, and bearing part 5 can be prevented being contained in rocking under the state in bearing accommodation section 22.In other words, press-in rib 57, to the direction resiliently deformable of damaging by pressure, utilizes the recuperability of press-in rib 57 to absorb rocking of the radial direction of bearing part 5.In addition, flexible edge part 56a abuts with wall side guide protrusion 22e, to radially inner side resiliently deformable, utilizes the recuperability of flexible edge part 56a to absorb the axis of bearing part 5 and loosening of radial direction.
Next, block selecting bar 4 is assembled in base seat support 2.In order to block selecting bar 4 is assembled into base seat support 2, block selecting supporting axle 23 is inserted block selecting axis hole 41, and block selecting bulbous protrusion 35 is inserted into block selecting side connection receiving orifice 42.
Finally, block selecting rest pin 61 inserts the tubular 23a of block selecting supporting axle 23, and assembling completes.
In addition, direction operating stem 3 and bearing part 5 being assembled into base seat support 2, direction block selecting bar 4 being assembled into base seat support 2 and direction block selecting rest pin 6 being assembled into block selecting supporting axle 23 are all set as identical direction () in Fig. 1 from right to left.
By above-mentioned structure, when operating stem 3 is carried out swinging operation by driver in gearshift direction (fore-and-aft direction), gearshift cable (not shown) is by push-and-pull, when operating stem 3 is carried out swinging operation by driver on block selecting direction (left and right directions), block selecting bar 4 swings in front-rear direction, and gearshift cable (not shown) is by push-and-pull.
According to the present embodiment, being provided with in the end, inserting side of bearing part 5 diametrically can the flexible edge part 56a of deflection deformation, and between sidewall 22a and diapire 22b, be configured with wall side guide protrusion 22e.Therefore, if bearing part 5 is assembled into bearing accommodation section 22, then flexible edge part 56a is because of the 22c deflection deformation of guide protrusion, wall side.This result, does not arrange other parts and the recuperability of flexible edge part 56a also can be utilized to suppress rocking of the axis between bearing part 5 and bearing accommodation section 22 and radial direction.
In addition, the recuperability of flexible edge part 56a is utilized to suppress rocking of bearing part 5, but form flexible edge part 56a, so do not impact the pressure acting on spherical elevation 33 from spherical recess 51 by the outer side wall of groove 56 of the opposite side end face 52a being formed at the inserting side being positioned at bearing part 5.Therefore, it is possible to suppress the fluctuation of the slip resistance in bearing part when operating operating stem 3.In addition, the two ends of flexible edge part 56a link in circumference, so the recuperability (flexure reaction force) of (compared with situation about block in circumference with the two ends of flexible edge part 56a, being separated) flexible edge part 56a becomes powerful.This result, can suppress rocking of bearing part 5 more strongly.
Further, the outer circumferential face of bearing part 5 arranges press-in rib 57 vertically, makes press-in rib 57 resiliently deformable, and bearing part 5 is assembled in bearing accommodation section 22, so bearing part 5 can be pressed in bearing accommodation section 22, can suppress to rock.
In addition, resilient prong 53 is locking with locking stepped part 22d, bearing part 5 is remained in bearing accommodation section 22, so do not use other parts also bearing part 5 can be fixed in bearing accommodation section 22.
In addition, by being arranged on the bearing joint-cutting 54 of the side end face 52b opening being positioned at anti-inserting side, the deflection deformation of bearing part 5 is made to become possibility, so using bearing part 5 as single part, and the spherical elevation 33 of operating stem 3 can be embedded in spherical recess 51.
Further, when assembling shift lever device 1, operating stem support 11, operating stem 3 and block selecting bar 4 can be assembled into base seat support 12 successively from the side of left and right directions (as described above, in Fig. 1 from right to left).Therefore, the direction of base seat support 2 is changed without the need to each operation, so assembling can be improved.
In addition, resilient prong 59 is engaged with locking stepped part 22d, operating stem support 11 is configured in bearing accommodation section 22, so operating stem support 11 can be assembled into base seat support 2 by single operation.Therefore, it is possible to improve assembling.And according to this structure, without the need to utilizing base seat support, accessory and fixing bolt to fix base seat support side globular part as in the past, components number can be cut down further.
Next, the variation of the first mode of execution is described.As shown in Figure 7 and Figure 8, the shift lever device 1A involved by this variation possesses base seat support 2, operating stem 3 and block selecting bar 4.This point is identical with the first above-mentioned mode of execution.The loosening suppression structure structure of 13A of this variation is different from the structure of the loosening suppression structure 13 of the first mode of execution.In addition, for the symbol that the structure tag identical or equal with the first mode of execution is identical, their detailed description is omitted.
As shown in Figure 7 and Figure 8, loosen and suppress structure 13A except flexible edge part 56a, wall side guide protrusion 22e and press-in rib 57, also possess crimping projection 58.The crimping projection 58 that bearing part 5A is formed is the projections formed on opposite side end face 52a, configures along in the prolongation of the first joint-cutting 54a.Crimping projection 58 is integrally formed by the soft resin material identical with bearing part 5A and bearing part 5A.Crimp projection 58 relative to two resilient prong 53 around the position of above-mentioned central shaft arrangement at 90 degree.
Crimping projection 58 is set further, thus when being assembled in bearing accommodation section 22 by bearing part 5A, crimping projection 58 is pushed by diapire 22b, can further to being axially pressed into the resilient prong 53 being positioned at the position of 90 degree relative to crimping raised 58 in the circumferential.This result, joint-cutting 54a and 54b with the mode resiliently deformable expanded, the bottom 54aa of joint-cutting 54a and 54b and 54ba deflection deformation.And, if pawl jut 53b and locking stepped part 22d is locking in this condition, then utilize the recuperability of bottom 54aa and 54ba to eliminate the gap of the axis between locking stepped part 22d and resilient prong 53, can suppress further than the first above-mentioned mode of execution to rock.
Next, the second mode of execution is described.As shown in Fig. 9 and Figure 10, the shift lever device 1B involved by present embodiment possesses base seat support 2, operating stem 3 and block selecting bar 4.This point is identical with the first above-mentioned mode of execution.The loosening suppression structure structure of 13B of present embodiment is different from the structure of the loosening suppression structure 13 of the first mode of execution.In addition, for the symbol that the structure tag that the first mode of execution is identical or equal is identical, their detailed description is omitted.
As shown in Fig. 9 and Figure 10, the loosening structure 13B that suppresses of present embodiment is made up of with trapezoidal protrusion 24 V-shaped groove 59 as groove.
V-shaped groove 59 is provided at the position corresponding with resilient prong 53 of opposite side end face 52a, and has the groove of the joint-cutting shape of substantially V-like shape.V-shaped groove 59 is at opposite side end face 52a (bearing part 5B is to the end face of the inserting side of bearing accommodation section 22) opening.That is, V-shaped groove 59 identically with resilient prong 53, and the central shaft around bearing part 5B is interposed between opposite side end face 52a and configures two places between 180 degree.
Trapezoidal protrusion 24 is formed in the projection of the diapire 22b opposed with V-shaped groove 59.Trapezoidal protrusion 24 is projecting towards V-shaped groove 59, has the trapezoidal shape that sharp youngster is thin.In addition, trapezoidal protrusion 24 sets than V-shaped groove 59 wide cut.
Such formation loosens and suppresses structure 13B, thus when being assembled in bearing accommodation section 22 by bearing part 5B, V-shaped groove 59 is pushed by trapezoidal protrusion 24 and expands.This result, eliminates the gap of the axis between locking stepped part 22d and resilient prong 53, can suppress to rock.
In addition, V-shaped groove 59 is located at the position corresponding with resilient prong 53 of opposite side end face 52a (end face of inserting side), and trapezoidal protrusion 24 is located at diapire 22b, so be not formed with joint-cutting between V-shaped groove 59 and resilient prong 53.Therefore, the power that trapezoidal protrusion 24 expands V-shaped groove 50 is directly passed to resilient prong 53, can suppress to rock by stronger power.
In addition, in present embodiment, be provided with V-shaped groove 59 in the inserting side of bearing part 5B that is opposite side end face 52a, be provided with trapezoidal protrusion 24 at the diapire 22b of bearing accommodation section 22.But even if V-shaped groove is located at diapire 22b, trapezoidal protrusion is located at opposite side end face 52a, also can obtain identical action effect.
Claims (9)
1. a shift lever device, possesses:
Bearing accommodation section, its have form cylinder hole inner peripheral surface sidewall and form described cylinder hole bottom surface diapire and be located at base seat support;
Bearing part, it is contained in described bearing accommodation section and has spherical recess at internal surface; And
Axle support, it is located at the operating stem that is provided with operation unit in upper end portion and has the spherical elevation that can embed rotatingly and slidingly in described spherical recess,
Described operating stem swingingly can be supported on a pivot on base seat support via described axle support,
The feature of described shift lever device is also possess:
Multiple flexible edge part, its insert described bearing accommodation section described bearing part inserting side end face on configuration and diametrically can deflection deformation discretely in the circumferential; And
Guide protrusion, wall side, it is located between described sidewall and described diapire in the mode opposed with the described flexible edge part of the described bearing part be contained in described bearing accommodation section,
Guide protrusion, described wall side is from described sidewall inwardly projecting and tilt in the mode that its internal diameter diminishes towards described diapire,
If described bearing part is contained in described bearing accommodation section, then described flexible edge part is because of the guide protrusion deflection deformation of described wall side.
2. shift lever device according to claim 1, is characterized in that,
At the described end face of the described inserting side of described bearing part, there is multiple groove across gap-forming in the circumferential,
Described flexible edge part is formed by the outer side wall of described groove.
3. the shift lever device according to claims 1 or 2, is characterized in that,
The outer circumferential face of described bearing part is formed with press-in rib vertically.
4. the shift lever device according to claims 1 or 2, is characterized in that, also possesses:
Two resilient prong, its be configured at discretely in the circumferential described bearing part outer circumferential face and can resiliently deformable in the radial direction of described bearing part;
Joint-cutting, it is formed at vertically on the described outer circumferential face of described bearing part between two described resilient prong, and the end face opening of anti-inserting side at described bearing part; And
Pawl groove, it is formed at the internal surface of described bearing accommodation section and inserts for described resilient prong,
The locking stepped part locking for the described resilient prong of the described bearing part be contained in described bearing accommodation section is formed in described pawl groove.
5. shift lever device according to claim 4, is characterized in that,
Also possess crimping projection, it is formed on the described end face of the described inserting side of described bearing part, and configures along in the prolongation of described joint-cutting.
6. shift lever device according to claim 3, is characterized in that, also possesses:
Two resilient prong, its be configured at discretely in the circumferential described bearing part outer circumferential face and can resiliently deformable in the radial direction of described bearing part;
Joint-cutting, it is formed at vertically on the described outer circumferential face of described bearing part between two described resilient prong, and the end face opening of anti-inserting side at described bearing part; And
Pawl groove, it is formed at the internal surface of described bearing accommodation section and inserts for described resilient prong,
The locking stepped part locking for the described resilient prong of the described bearing part be contained in described bearing accommodation section is formed in described pawl groove.
7. shift lever device according to claim 6, is characterized in that,
Also possess crimping projection, it is formed on the described end face of the described inserting side of described bearing part, and configures along in the prolongation of described joint-cutting.
8. a shift lever device, possesses:
Bearing accommodation section, its have form cylinder hole inner peripheral surface sidewall and form described cylinder hole bottom surface diapire and be located at base seat support;
Bearing part, it is contained in described bearing accommodation section and has spherical recess at internal surface; And
Axle support, it is located at the operating stem that is provided with operation unit in upper end portion and has the spherical elevation that can embed rotatingly and slidingly in described spherical recess,
Described operating stem swingingly can be supported on a pivot on base seat support via described axle support,
The feature of described shift lever device is also possess:
Groove, it configures discretely in the circumferential on the end face of the inserting side of the described bearing part of the described bearing accommodation section of insertion; And
Multiple trapezoidal protrusion, it is located between described sidewall and described diapire in the mode opposed with the described groove of the described bearing part be contained in described bearing accommodation section,
Described trapezoidal protrusion has the thin trapezoidal shape of the sharp youngster that gives prominence to from described diapire towards described groove,
If described bearing part is contained in described bearing accommodation section, then described groove is because of the deflection deformation in the circumferential of described trapezoidal protrusion.
9. shift lever device according to claim 8, is characterized in that, also possesses:
Resilient prong, its be configured at discretely in the circumferential described bearing part outer circumferential face and can resiliently deformable in the radial direction of described bearing part; And
Pawl groove, it is formed at the internal surface of described bearing accommodation section and inserts for described resilient prong,
The locking stepped part locking for the described resilient prong of the described bearing part be contained in described bearing accommodation section is formed in described pawl groove,
Described groove is at the described end face opening of the described inserting side of the described bearing part opposed with described resilient prong.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-270854 | 2013-12-27 | ||
| JP2013270854A JP2015123911A (en) | 2013-12-27 | 2013-12-27 | Shift lever device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104747702A true CN104747702A (en) | 2015-07-01 |
Family
ID=53534926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410833657.6A Pending CN104747702A (en) | 2013-12-27 | 2014-12-26 | Shift gear rod device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2015123911A (en) |
| CN (1) | CN104747702A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221726A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | Quick and the auto-compensation bearing fit surface wear amount manual gearshift of assembling |
| CN105221725A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | With the vehicle manual gearshift easy to assemble of antifriction drag-line |
| CN105221723A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | Assemble automobile manual shift device efficiently |
| CN105240514A (en) * | 2015-11-02 | 2016-01-13 | 重庆御捷汽车部件有限公司 | Manual automobile gear shifter capable of automatically compensating for abrasion of bearing fit face |
| CN105299206A (en) * | 2015-11-02 | 2016-02-03 | 重庆御捷汽车部件有限公司 | Automotive manual gear shifter convenient and fast to assemble and capable of adjusting clearance automatically |
| CN110871679A (en) * | 2018-08-31 | 2020-03-10 | 富士机工株式会社 | Shift lever device |
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| JPH01249524A (en) * | 1988-03-31 | 1989-10-04 | Suzuki Motor Co Ltd | Speed change control mechanism for transmission |
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| JPS62273132A (en) * | 1986-05-19 | 1987-11-27 | Nippon Mektron Ltd | Ball seat for supporting speed change lever |
| US4693135A (en) * | 1986-06-05 | 1987-09-15 | Wickes Manufacturing Company | Manually operable gearshift mechanism |
| DE3742084A1 (en) * | 1987-12-11 | 1989-06-22 | Skf Gleitlager Gmbh | Swivel bearing, especially gear lever bearing for motor vehicle gear boxes |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221726A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | Quick and the auto-compensation bearing fit surface wear amount manual gearshift of assembling |
| CN105221725A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | With the vehicle manual gearshift easy to assemble of antifriction drag-line |
| CN105221723A (en) * | 2015-11-02 | 2016-01-06 | 重庆御捷汽车部件有限公司 | Assemble automobile manual shift device efficiently |
| CN105240514A (en) * | 2015-11-02 | 2016-01-13 | 重庆御捷汽车部件有限公司 | Manual automobile gear shifter capable of automatically compensating for abrasion of bearing fit face |
| CN105299206A (en) * | 2015-11-02 | 2016-02-03 | 重庆御捷汽车部件有限公司 | Automotive manual gear shifter convenient and fast to assemble and capable of adjusting clearance automatically |
| CN110871679A (en) * | 2018-08-31 | 2020-03-10 | 富士机工株式会社 | Shift lever device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015123911A (en) | 2015-07-06 |
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