WO2010024210A1 - 車両用スライド装置 - Google Patents
車両用スライド装置 Download PDFInfo
- Publication number
- WO2010024210A1 WO2010024210A1 PCT/JP2009/064691 JP2009064691W WO2010024210A1 WO 2010024210 A1 WO2010024210 A1 WO 2010024210A1 JP 2009064691 W JP2009064691 W JP 2009064691W WO 2010024210 A1 WO2010024210 A1 WO 2010024210A1
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- WO
- WIPO (PCT)
- Prior art keywords
- rail
- rolling element
- case
- vehicle
- slide device
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/07—Slide construction
- B60N2/0702—Slide construction characterised by its cross-section
- B60N2/0705—Slide construction characterised by its cross-section omega-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
- B60N2/0812—Location of the latch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
- B60N2/0831—Movement of the latch
- B60N2/0837—Movement of the latch pivoting
- B60N2/0843—Movement of the latch pivoting about a longitudinal axis
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/008—Systems with a plurality of bearings, e.g. four carriages supporting a slide on two parallel rails
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0614—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only
- F16C29/0616—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only for supporting load essentially in a single direction
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0614—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only
- F16C29/0621—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only for supporting load in essentially two directions, e.g. by multiple points of contact or two rows of rolling elements
- F16C29/0623—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only for supporting load in essentially two directions, e.g. by multiple points of contact or two rows of rolling elements with balls
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/063—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body, e.g. a carriage or part thereof, provided between the legs of a U-shaped guide rail or track
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2205/00—General mechanical or structural details
- B60N2205/20—Measures for elimination or compensation of play or backlash
Definitions
- the present invention relates to a vehicle slide device including a pair of first rails fixed to a vehicle and a pair of second rails supported so as to be movable with respect to the first rail, and more particularly to a vehicle seat.
- the present invention relates to a vehicular slide device that is movable in the front-rear direction.
- the vehicle seat slide device includes a lower rail that is fixed to the floor of the vehicle, and an upper rail that is slidably engaged with the lower rail and to which a vehicle seat is attached.
- the upper rail is composed of a plate-like first upper rail and a plate-like second upper rail laminated on the first upper rail. Between the first upper rail and the second upper rail, there is a lower rail.
- a bracket that rotatably supports a metal roller that rolls is sandwiched.
- the upper rail can be smoothly moved back and forth along the lower rail, so the upper rail is formed to the minimum length necessary to support the vehicle seat, and the lower rail is set to the maximum length that can be placed on the vehicle floor.
- the present invention has been made in view of the above-described conventional problems, and is a vehicle slide device that can be adjusted and moved with a long adjustment stroke that can move the second rail back and forth smoothly along the first rail without backlash. Is to provide.
- the structural features of the invention according to claim 1 include a first rail, a second rail supported so as to be movable relative to the first rail, and the A mounting portion provided on the second rail in such a manner that an operating surface facing the first rail and a non-operating surface that is the opposite side of the operating surface communicate with each other at both ends of the rail in the moving direction; It is attached to the attachment portion and rolls in contact with the working surface and the surface of the first rail facing the working surface, and rolls toward the non-working surface via the communicating portion.
- a rolling element circulation unit having a plurality of circulating rolling elements.
- the structural feature of the invention according to claim 2 is that, in claim 1, the attachment portion is constituted by a part of a plate-like portion provided in the second rail so as to face the first rail. And a notch provided at both ends in the moving direction of the rail in the rolling element operating part.
- the structural feature of the invention according to claim 3 is that, in claim 1 or 2, the operating surface of the attachment portion is formed in an inclined surface shape having a constant gradient facing the corner portion of the first rail.
- the attachment portion is formed at a plurality of locations in the cross section of the second rail.
- the structural feature of the invention according to claim 4 is that, in claim 2 or 3, the rolling element circulation unit attached to the rolling element operating part is held by the notch part.
- the rolling element circulation unit is formed with annular grooves in which the rolling elements roll and circulate on each forming surface.
- the first and second cases have a case formed by joining the formation surfaces.
- the structural feature of the invention according to claim 6 is that, in claim 1, the attachment portion is constituted by a part of a plate-like portion provided in the second rail so as to face the first rail.
- the first and second rolling element actuating portions extending in the longitudinal direction of the second rail and projecting in parallel, wherein the rolling element circulation unit includes the first and second rolling elements.
- a circulation passage that rolls and circulates in each of the operation portions; and a fitting portion that is provided inside the circulation passage and into which the first and second rolling element operation portions are fitted.
- the structural feature of the invention according to claim 7 is that, in claim 6, the first and second surfaces of the first rail facing the operating surfaces of the first and second rolling element operating portions are reversed. That is, it is formed in an inclined surface shape having a certain gradient.
- the structural feature of the invention according to claim 8 is that, in claim 6 or 7, the attachment portion is provided with notches provided at both ends of the first and second rolling element operating portions in the rail moving direction. And holding the rolling element circulation unit mounted on the first and second rolling element operating parts at the notch.
- the structural feature of the invention according to claim 9 is that, in any one of claims 6 to 8, the rolling element circulation unit is configured such that the rolling elements are respectively rolled by the first and second rolling element actuating portions.
- Two annular grooves each having a shared groove portion and a partition wall portion that circulate and alternately roll and circulate without mixing the rolling elements on the non-operating surface side of the first and second rolling element operating portions are
- the first and second cases formed on the formation surface have a case formed by joining the formation surfaces to each other.
- the structural feature of the invention according to claim 10 is that, in claim 5 or 9, the first case is provided with a fitting hole penetrating the inside of the annular groove, and the second case has the above-mentioned feature.
- a fitting groove corresponding to the fitting hole is provided, and the rolling element operating unit is fitted into the fitting hole and the fitting groove, and the rolling element circulation unit is attached to the rolling element operating part.
- the structural feature of the invention according to claim 11 is that, in claim 10, an elastic engagement portion that is elastically deformed and engaged is formed in the fitting hole and the rolling element operating portion.
- a structural feature of the invention according to claim 12 is that, in any one of claims 5 or 9 to 11, the annular groove is formed in an oval shape having a conic section.
- the first and second cases are joined at one end side so as to be openable and closable.
- the other end of the second case is provided with an engaging portion for closing and fixing the first and second cases.
- the first rail is adapted to be fixed to a vehicle floor side and has a length longer than that of the second rail. It ’s a long time.
- the first rail is a lower rail fixed to the floor of the vehicle
- the second rail is the vehicle.
- An upper rail fixed to a seat, and the rolling element circulation unit is attached to an attachment portion of the upper rail.
- the operation surface of the second rail and the operation thereof Since it rolls in contact with the surface of the first rail facing the surface at all times, it is possible to eliminate play in the vertical and horizontal directions of the second rail with respect to the first rail. Further, the plurality of rolling elements roll and circulate from the working surface of the second rail to the non-working surface side through a portion communicating with the non-working surface that is the opposite side of the working surface. It can move smoothly back and forth along the first rail. Therefore, it is possible to realize a vehicle slide device that can be adjusted and moved with a long adjustment stroke.
- the operation surface of an attachment part is formed in the inclined surface shape which has a fixed gradient facing the corner
- This attachment part is a cross section of a 2nd rail. Since a plurality of locations are formed in FIG. 2, the play of the second rail in the vertical and horizontal directions relative to the first rail can be completely eliminated.
- operation part is provided protruding in parallel, and the fitting part by which a 1st, 2nd rolling element action
- annular grooves are individually formed, Alternatively, it is necessary to prepare two rolling element circulation units, but it is not necessary to form individual annular grooves by forming the shared groove portion and the partition wall portion, and it is possible to cope with one rolling element circulation unit.
- the mounting portion can be saved in space, and the number of parts of the rolling element circulation unit can be reduced.
- movement is carried out to the fitting hole corresponding to the fitting hole which penetrates the inner side of the cyclic
- the vehicle slide device can be adjusted and moved with a long adjustment stroke. Can be realized.
- FIG. 3 is a view of a locking mechanism portion of the vehicle seat slide device of FIG. 2 cut along a line EE and viewed from the front. It is a perspective view which shows the principal part of the vehicle seat slide apparatus of FIG. It is the perspective view which removed the rolling element circulation unit from the principal part of the vehicle seat slide apparatus of FIG.
- FIG. 3 is a view of a rolling element circulation unit portion of the vehicle seat slide device of FIG. 2 cut along a line AA and viewed from the front. It is a perspective view which shows the assembly method and assembly method of the rolling element circulation unit of the vehicle seat slide apparatus of FIG. It is the figure which looked at the seat slide device for vehicles of a 2nd embodiment from the side. It is a perspective view which shows the principal part of the vehicle seat slide apparatus of FIG.
- FIG. 10 is a view of a rolling element circulation unit portion of the vehicle seat slide device of FIG.
- the vehicle slide device according to the first embodiment includes a pair of lower rails (first rails) 10 that are fixed in the front-rear direction of a vehicle floor 100, a vehicle A pair of upper rails (second rails) 20 fixed to the lower seat 101 and supported so as to be movable with respect to the lower rail 10, and an attachment portion 43 for moving the upper rail 20 with respect to the lower rail 10 smoothly and without play.
- a rolling element circulation unit 40 to be attached is provided.
- the attachment portion 43 is provided such that an operating surface 47 facing the lower rail 10 and a non-operating surface 47 a that is the opposite side of the operating surface 47 communicate with each other at both ends in the rail movement direction.
- the rolling element circulation unit 40 rolls in contact with an operating surface 47 of the attachment portion 43 and a surface (hereinafter referred to as an operating surface) 46 that faces the operating surface 47 in the lower rail 10, and via a communicating part.
- a case 41 containing a plurality of balls (rolling elements) 42 that roll and circulate is provided on the non-operation surface 47a side.
- the vehicle slide device of this embodiment is applied to the seat 101 of the vehicle, it is also provided with a lock mechanism 30 that locks the upper rail 20 to the lower rail 10 so as to be releasable.
- the rolling element circulation unit 40 has a total of eight locations on the front side of the pair of upper rails 20 in the vertical and horizontal directions on the front side, and on the front right side of the upper rail 20 cut along line AA in FIG. In FIG. 7 showing the rail cross section, a total of two locations (the same applies to the rear side portion of the upper rail 20) are arranged on the top and bottom. To do.
- the lower rail 10 includes a base 11 that is horizontal to the vehicle floor 100, an inner first side 12a that extends upward from both ends of the base 11, and an outer first side 12b.
- Inner upper portion 13a and outer upper portion 13b extending horizontally inward from the upper ends of both first side portions 12a and 12b, and an inner second side portion extending downward from one inner end of both upper portions 13a and 13b.
- 14a and an outer second side portion 14b a plurality of lock holes 31 of a lock mechanism 30 to be described later are provided side by side on the first side portion 12 a on the inner side in the longitudinal direction of the lower rail 10.
- the upper rail 20 has a base plate part 21 that is horizontal to the vehicle floor 100, an inner hanging part 22a and an outer hanging part 22b that extend downward from both ends of the board part 21, and outward from the lower ends of both hanging parts 22a and 22b.
- An inner connecting portion 23a and an outer connecting portion 23b extending inward, an inner first inclined portion (plate-shaped portion) 24a extending outward and obliquely upward from one outer end of both connecting portions 23a and 23b, and an outer first connecting portion 23a and 23b.
- a plurality of (three in this example) through holes 32 of a lock mechanism 30 (to be described later) that can face the lock hole 31 are arranged in parallel on the upright portion 25 a inside the front portion in the longitudinal direction of the upper rail 20.
- the lock mechanism 30 includes a lock hole 31, a through hole 32, a lock lever 33, a bracket 34, and a handle 35.
- the lock lever 33 is provided with a lock claw 33 a that can be engaged with and disengaged from the lock hole 31.
- the lock lever 33 is biased by a spring in a direction in which the lock claw 33 a is engaged with the lock hole 31.
- the lock lever 33 is provided with an interlocking portion 33b on the upper side, and a lever portion 35c of a handle 35 for rotating the lock lever 33 is engaged with the interlocking portion 33b.
- Two rotating plates 33 c supported by the bracket 34 are integrally provided at both ends of the lock lever 33.
- Each rotating plate 33c is formed with a recess 33d having a hemispherical concave surface.
- the bracket 34 has a first bracket 34a and a second bracket 34b.
- the bracket 34 is fixed to the drooping portion 22 a inside the upper rail 20 above the lower rail 10.
- Support portions 34c and 34d for supporting the lock lever 33 are integrally provided on the first bracket 34a and the second bracket 34b.
- Convex portions 34e and 34f are formed on the support portions 34c and 34d so as to face the concave portion 33d of the rotating plate 33c and fit into the concave portion 33d.
- the lock lever 33 is supported by the bracket 34, and the lock lever 33 is rotatable about a rotation axis 33e extending in the longitudinal direction of the upper rail 20.
- the lock claw 33 a of the lock lever 33 engages with the lock hole 31 and penetrates the through hole 32.
- the handle 35 is formed by bending one pipe material.
- the handle 35 extends in a lateral direction (a direction perpendicular to the longitudinal direction of the upper rail 20) (see FIG. 1), and the handle 35a
- Each arm portion is formed so that both ends thereof are bent at right angles and extend in parallel, and both end portions thereof are rotatably supported by the frame of the vehicle seat 101 by a rotation shaft portion 35d.
- a lever portion 35c that is connected to the distal end portion of 35b by a rotation shaft portion 35d and engages with the interlocking portion 33b of the lock lever 33 to rotate the lock lever 33.
- the handle 35 is urged by a spring in a direction in which the lever portion 35 c contacts the interlocking portion 33 b of the lock lever 33.
- the urging force of the handle 35 is smaller than the urging force of the lock lever 33, so that the lock claw 33 a is normally engaged and locked in the lock hole 31 and the through hole 32.
- the lever part 35c pushes down the interlocking part 33b of the lock lever 33, so that the lock claw 33a is detached from the lock hole 31 and the through hole 32 and unlocked.
- the rolling element circulation unit 40 includes a plurality of balls 42 and a case 41 in which the plurality of balls 42 are circulated.
- the case 41 has a first rectangular parallelepiped first case 41a and a second case 41b that can be bonded together with an adhesive.
- a plurality of (in this example, twelve) metal balls 42 are annularly arranged, and the grooves 41c are semicircular in cross-sectional view and elliptical in plan view. , 41d are formed.
- Band-shaped cutouts 41ea and 41eb are formed on the outer peripheral side surfaces of the first case 41a and the second case 41b corresponding to the linear portions on one side of the grooves 41c and 41d by cutting out at positions shorter than the cross-sectional radius of the grooves 41c and 41d. Yes.
- the first window portion 41e formed by the strip-shaped notches 41ea and 41eb is formed so that a part of the annularly arranged ball 42 protrudes.
- strip-shaped notches 41fa and 41fb are formed on the inner peripheral side surfaces of the linear portions on one side of the grooves 41c and 41d at portions corresponding to the strip-shaped notches 41ea and 41eb.
- the second window portion 41f formed by the band-shaped notches 41fa and 41fb is also formed so that a part of the annularly arranged ball 42 protrudes. Thereby, the ball 42 can roll and circulate in the attachment portion 43 while being in contact with the operation surface 47 of the attachment portion 43 and the operation surface 46 of the lower rail 10.
- third and fourth window portions are formed by strip-shaped notches on the outer peripheral side surface and inner peripheral side surface of the other side straight portion of the grooves 41c and 41d, and a part of the ball 42 protrudes.
- the ball 42 only rolls and circulates freely.
- the attachment portions 43 are formed at a total of four locations in front of and behind the first inclined portion 24a and the second inclined portion 26a of the upper rail 20. And in the rail cross section of a pair of upper rail 20, it forms symmetrically at four corners.
- Each attachment portion 43 is formed with a rolling element operating portion 44 and a notch 45.
- the rolling element operating portion 44 is formed in a rectangular shape that can be fitted into the fitting hole 41 h of the case 41, and the notch portion 45 is a rectangular shape that can fix the case 41 in the longitudinal direction, that is, the rolling element operating portion 44 has a case.
- the fitting hole 41h of 41 is inserted, it is formed on both sides of the rolling element actuating portion 44 so as to have a rectangular shape that can hold both sides in the longitudinal direction of the case 41.
- a claw engaging portion (elastic engaging portion) 44a to which the elastic engaging claw 41i of the fitting hole 41h can be elastically engaged when the fitting hole 41h of the case 41 is fitted. Is formed.
- the rolling element operating portion 44 can be formed by forming the notched portion 45.
- the first inclined portion surrounds the three sides of the rolling element operating portion 44.
- the rolling element actuating part 44 is formed by forming a notch part 45 and a convex part forming hole part 45a through 24a.
- the inner surface of the corner portion between the base portion 11 of the lower rail 10 and the first side portions 12a and 12b, and The inner surfaces of the corner portions between the first side portions 12a, 12b and the upper portions 13a, 13b and the outer surface of the rolling element operating portion 44 of the upper rail 20 facing the inner surfaces of the respective corner portions are on the first window 41e side. It is formed so as to be able to roll while sandwiching the ball 42. That is, the ball 42 rolls on the inner surface of the corner between the base portion 11 and the first side portions 12a and 12b and the inner surface of the corner portion between the first side portions 12a and 12b and the upper portions 13a and 13b.
- the moving working surface 46 is formed in an arc surface having substantially the same radius as the ball 42, and the outer surface of the rolling element working portion 44 is substantially 45 ° so as to face the working surface 46 as the working surface 47 for rolling the ball 42. It is formed in the inclined surface inclined by this angle. Since the rolling element circulation unit 40 having such a configuration is provided at four corners in the rail cross section of the pair of upper rails 20, when the upper rail 20 is incorporated into the lower rail 10, it is possible to eliminate vertical and horizontal play. Smooth forward and backward movement.
- a method for assembling and assembling the rolling element circulation unit 40 having the above-described configuration to the upper rail 20 will be described with reference to FIG.
- an adhesive is applied to the formation surface of the groove 41c of the first case 41a so that the formation surface faces upward, and the twelve balls 42 are annularly arranged in the groove 41c of the first case 41a.
- the formation surface of the groove 41d of the second case 41b is faced down and the formation surface of the groove 41c of the first case 41a is covered.
- the protrusion 41g of the first case 41a is fitted into the hole 41i of the second case 41b, and the formation surface of the groove 41c and the formation surface of the groove 41d are positioned and bonded together.
- the ball 42 is united by being sandwiched so as to roll along the grooves 41c and 41d.
- the first case 41a is formed so that the fitting hole 41h faces the tip end side of the rolling element operating portion 44 of the upper rail 20 and a part of the annularly arranged ball 42 protrudes.
- the window portion 41 e is arranged so as to face the outside with respect to the rolling element operating portion 44.
- the rolling element operating portion 44 is inserted into the fitting hole 41h.
- the elastic engagement claws 41i formed at both ends of the fitting hole 41h are elastically deformed by both ends of the rolling element operating portion 44.
- the elastic engagement claw 41i is restored by the claw engaging part 44a of the rolling element operating part 44 and elastically engaged.
- both ends in the longitudinal direction of the case 41 are sandwiched by notches 45 formed on both sides of the rolling element operating portion 44 and fixed in the longitudinal direction.
- the rolling element circulation unit 40 is assembled to the eight rolling element operating portions 44 of the pair of upper rails 20, the pair of upper rails 20 is inserted into the pair of lower rails 10.
- the ball 42 partially protruding from the first window portion 41e and the second window 41f is sandwiched between the operating surface 46 of the lower rail 10 and the operating surface 47 of the rolling element operating portion 44 of the upper rail 20.
- the ball 42 protruding from the third window part is separated or simply brought into contact with the rolling element operating part 44 by its own weight and is in a free state.
- the ball 42 is in contact with the operating surface 46 of the lower rail 10 and the operating surface 47 of the rolling element operating portion 44 provided on the upper rail 20, and the rolling element operating portion 44 and the cutting surface.
- the notched portion 45 rolls and circulates in the longitudinal movement direction of the upper rail 20.
- the vehicle slide device according to the second embodiment includes a pair of lower rails (first rails) 50 fixed in the front-rear direction of a vehicle floor (not shown), a vehicle A pair of upper rails (second rails) 60 fixed to the seat (not shown) and supported so as to be movable with respect to the lower rail 50, and attachment for moving the upper rail 60 with respect to the lower rail 50 smoothly and without backlash.
- a rolling element circulation unit 80 attached to the portion 83 is provided. In FIG. 10, the rolling element circulation unit 80 on the rear side of the upper rail 60 is shown in a removed state.
- the attachment portion 83 includes two operating surfaces (hereinafter referred to as a first operating surface 871 and a second operating surface 872) facing the lower rail 50 in the upper rail 60, and a side surface opposite to the first and second operating surfaces 871 and 872.
- Two non-operating surfaces (hereinafter, referred to as a first non-operating surface 871a and a second non-operating surface 872a) are provided so as to communicate with each other at both ends in the rail moving direction.
- the rolling element circulation unit 80 includes two surfaces (hereinafter referred to as a first working surface 861) facing the first and second working surfaces 871 and 872 in the first and second working surfaces 871 and 872 of the attachment portion 83 and the lower rail 50.
- a plurality of balls (rolling elements) that roll and circulate to the first and second non-actuating surfaces 871a and 872a via the communicating portions.
- a case 81 containing a first ball 821 and a second ball 822 is included.
- the vehicular slide device of the present embodiment is applied to a vehicle seat, the vehicular slide device also includes a lock mechanism 70 that releasably locks the upper rail 60 to the lower rail 50.
- the rolling element circulation unit 80 has a total of four positions, i.e., left and right of the front side of the pair of upper rails 60 and left and right of the rear side, that is, the rail cross section of the front side of the upper rail 60 cut along line CC in FIG. In FIG. 11, a total of two places (the same applies to the rear side portion of the upper rail 60) are arranged on the left and right sides.
- the respective configurations are the same, the following description will be made without distinguishing them by one number.
- the lower rail 50 includes a base portion 51 that is horizontal to the vehicle floor, an inner first side portion 52 a that extends diagonally outward from both ends of the base portion 51, and an outer first side portion 52 b.
- the inner second side portion 53a and the outer second side portion 53b extending upward from the upper ends of the first side portions 52a and 52b, and the upper side of both the second side portions 53a and 53b extended obliquely inward and upward. It has an inner third side portion 54a and an outer third side portion 54b, and an inner fourth side portion 55a and an outer fourth side portion 55b extending downward from the upper ends of the third side portions 54a and 54b. is doing.
- the upper rail 60 includes a base plate portion 61 that is horizontal to the floor of the vehicle, an inner hanging portion 62a and an outer hanging portion 62b that extend downward from both ends of the substrate portion 61, and outward from the lower ends of both hanging portions 62a and 62b.
- the rolling element circulation unit 80 includes a plurality of first and second balls 821 and 822 and a plurality of first and second balls 821 and 822 that are circulated.
- the case 81 includes a resin-made flat first case 81a and second case 81b each having a joining portion 81c joined at one end side so as to be freely opened and closed.
- the first and second cases 81a and 81b have two grooves (hereinafter referred to as first grooves (circulation passages) 811c and 811d, which have a semicircular shape in cross section and an oval shape in plan view).
- Two grooves (circulation passages) 812c and 812d) are formed so that the longitudinal direction of the oval is parallel and overlap in parallel by the groove radius in the cross section.
- first grooves 811c and 811d and the second grooves 812c and 812d are overlapped with each other in the range indicated by the oblique lines in FIG. 12 surrounded by the length of the substantially inner straight portion of the groove and the length of the groove radius in the cross section. Is formed.
- the range indicated by the oblique lines is referred to as shared groove portions 813c and 813d.
- the common groove portions 813c and 813d extend in the longitudinal direction and are divided into two equal parts by partition walls 814c and 814d having a mountain shape in cross section.
- first and second grooves 811c, 811d, 812c, and 812d having such a configuration, a plurality (10 in this example) of metal first and second balls 821 and 822 are annularly arranged.
- the first and second balls 821 and 822 are alternately rolled and circulated without being mixed. Can do.
- the first and second grooves 811c, 811d, 812c, and 812d are individually formed in order to roll and circulate alternately without mixing the first and second balls 821 and 822, or 2 It is necessary to prepare two rolling element circulation units.
- the first and second grooves 811c, 811d, 812c, and 812d are formed in an oval shape, but the outer peripheral portions on both sides, that is, the first and second balls 821 and 822 are the first and second grooves 811c, 811d,
- the outer peripheral portion that passes when rolling from the inside to the outside of 812c, 812d and rolling from the outside to the inside is formed in a conical curve shape (hereinafter referred to as conic curve portions 811ca, 811da, 812ca, 812da). Yes.
- the conical curve portions 811ca, 811da, 812ca, and 812da are formed in the first and first directions. Since the two balls 821 and 822 roll gently, the degree of contact with the lower rail 50 can be relaxed and the generation of abnormal noise can be suppressed.
- the outer peripheral side surface of the second case 81b corresponding to the outer straight portions of the first and second grooves 811d and 812d of the second case 81b was cut out at the position of the cross-sectional radius of the first and second grooves 811d and 812d.
- Band-shaped notches 811eb and 812eb are formed.
- first and second cases 81a and 81b When the first and second cases 81a and 81b are closed, the outer peripheral side surface of the first case 81a corresponding to the outer straight portions of the first and second grooves 811c and 812c of the first case 81a and the band-shaped notches 811eb and 812eb
- the formed first and second window portions 811e and 812e are formed so that a part of the first and second balls 821 and 822 arranged in a ring protrudes.
- the inner peripheral side surface of the second case 81b corresponding to the inner straight portions of the first and second grooves 811d and 812d of the second case 81b and the band-shaped notches 811fa and 812fa
- the third and fourth window portions 811f and 812f formed in the above are also formed so that a part of the first and second balls 821 and 822 arranged in a ring protrudes. Accordingly, the first and second balls 821 and 822 are in contact with the first and second operation surfaces 871 and 872 of the attachment portion 83 and the first and second operation surfaces 861 and 862 of the lower rail 50 and are attached to the attachment portion. In 83, rolling circulation is possible.
- the first and second grooves 811c and 812c of the first case 81a are formed on the surface where the first and second grooves 811c and 812c are in the vicinity of two corners on one end side (the side opposite to the joint portion 81c) and the first Six cylindrical positioning holes 81j are formed at both inner ends of the second grooves 811c and 812c, and the attachment portion 83 is inserted between the positioning holes 81j inside the first and second grooves 811c and 812c.
- a fitting hole (hereinafter, referred to as a first fitting hole 811h and a second fitting hole 812h) is formed through.
- elastic engagement claws (elastic engagement portions) 81i for elastically engaging with the attachment portion 83 are formed.
- Two engagements that are fixed to one side of the first and second grooves 811c and 812c of the first case 81a (on the side opposite to the joint 81c) are fixed when the first and second cases 81a and 81b are closed.
- a joint hole (engagement portion) 81m is provided.
- first and second grooves 811d and 812d of the second case 81b six columnar positioning protrusions fitted into the positioning holes 81j at positions corresponding to the six positioning holes 81j.
- a slit-like fitting groove (hereinafter referred to as the first fitting groove 811k, the first fitting groove 811k) is provided so that the tip of the attachment portion 83 is fitted between the positioning protrusions 81g inside the first and second grooves 811d and 812d. 2 fitting grooves 812k).
- the first case and the second grooves 811d and 812d of the second case 81b are engaged with the engagement holes 81m at positions corresponding to the two engagement holes 81m on one side (opposite side to the joint 81c).
- Two engaging claws (engaging portions) 81n to be joined are formed.
- the ellipsoidal tangents that contact the insides of the ten first and second balls 821 and 822 disposed in the first and second grooves 811c and 812c are the first and second fitting holes 811h and 812h, and It becomes a fitting part which fits the 1st and 2nd rolling element operation parts 841 and 842 inserted in the 1st and 2nd fitting grooves 811k and 812k.
- the attachment portions 83 are formed at a total of two locations in front and rear of the standing portion 64 a of the upper rail 60. And it forms symmetrically at two places on the left and right in the rail cross section of the pair of upper rails 60.
- Each attachment portion 83 is formed with two rolling element operating portions (hereinafter referred to as a first rolling element operating portion 841 and a second rolling element operating portion 842) and a notch 85.
- the first and second rolling element operating portions 841 and 842 are formed in a rectangular shape that can be fitted into the first and second fitting holes 811h and 812h of the case 81.
- the first and second rolling element actuating portions 841 and 842 are formed so as to extend horizontally and in parallel in the outer direction above and below the standing portion 64a of the upper rail 60.
- the notch 85 has a rectangular shape that can fix the case 81 in the longitudinal direction, that is, when the first and second fitting holes 811h and 812h of the case 81 are fitted in the first and second rolling element operating portions 841 and 842.
- a claw engaging portion (elastic engaging portion) 84a to which the engaging claw 81i can be elastically engaged is formed.
- the first and second rolling element operating portions 841 and 842, the notch portion 85, and the claw engaging portion 84a are formed by punching and bending the standing portion 64a.
- the first and second rolling elements of the upper rail 60 as shown in FIG.
- the outer surfaces of the operating portions 841 and 842, the inner surfaces of the first side portions 52a and 52b of the lower rail 50 facing the outer surfaces, and the inner surfaces of the third side portions 54a and 54b are the first and second window portions 811e. , 812e side first and second balls 821, 822 are formed so as to be able to roll. That is, the outer surface of the first rolling element actuating portion 841 is formed as a downward arc surface having substantially the same radius as the first ball 821 as the first actuating surface 871 on which the first ball 821 rolls.
- the outer surface of the second rolling element operating portion 842 is formed as an upward arc surface having substantially the same radius as the second ball 822 as a second operating surface 872 on which the second ball 822 rolls.
- the inner surfaces of the first side portions 52a and 52b are inclined at an angle of approximately 45 ° outward so as to face the first operating surface 871 as the first operating surface 861 on which the first ball 821 rolls.
- the inner surfaces of the third side portions 54a and 54b are inclined surfaces inclined at an angle of approximately 45 ° inward so as to face the second operating surface 872 as the second operating surface 862 on which the second ball 822 rolls. Is formed.
- the first and second grooves 811c, 811d, 812c, and 812d of the case 81 are disposed so as to be substantially parallel to the standing portion 64a of the upper rail 60. Accordingly, the first and second balls 821 and 822 that roll in the first and second grooves 811c, 811d, 812c, and 812d are inclined at approximately 45 ° with respect to the first and second operation surfaces 861 and 862 of the lower rail 50. Therefore, the degree of contact with the first and second working surfaces 861 and 862 can be relaxed and the generation of abnormal noise can be suppressed.
- the rolling element circulation unit 80 having such a configuration is provided at two left and right positions in the rail cross section of the pair of upper rails 60, when the upper rail 60 is incorporated in the lower rail 50, it is possible to eliminate up, down, left and right backlash. Smooth forward and backward movement.
- first and second grooves 811c and 812c of the first case 81a are faced upward, and 10 first and second balls 821 and 822 are annularly arranged in the first and second grooves 811c and 812c.
- first and second balls 821 and 822 are alternately arranged in the shared groove portions 813c and 813d.
- the second case 81b is rotated about the joint 81c so that the formation surfaces of the first and second grooves 811d and 812d are covered with the formation surfaces of the first and second grooves 811c and 812c of the first case 81a.
- the nail 81n is engaged with the engagement hole 81m.
- the positioning projection 81g of the second case 81b is fitted into the positioning hole 81j of the first case 81a, and the formation surface of the first and second grooves 811c and 812c and the formation of the first and second grooves 811d and 812d are formed.
- the surface is positioned and secured.
- the first and second balls 821 and 822 are sandwiched so as to roll along the first and second grooves 811c, 812c, 811d, and 812d to be unitized.
- the first and second fitting holes 811h and 812h of the first case 81a are arranged so as to face the distal ends of the first and second rolling element operating portions 841 and 842 of the upper rail 60. Then, the first and second rolling element operating portions 841 and 842 are fitted into the first and second fitting holes 811h and 812h.
- the rolling element circulation unit 80 is formed in a flat plate shape, and the first and second rolling element actuating parts 841 and 842 project in parallel, so that the first and second rolling element actuating parts 841 and 842 are connected to each other.
- the rolling element circulation unit 80 can be easily attached only by the vertical fitting operation, and the number of assembling steps of the vehicle slide device can be greatly reduced.
- both ends in the longitudinal direction of the case 81 are sandwiched by notches 85 formed on both sides of the first and second rolling element operating portions 841 and 842 and fixed in the longitudinal direction.
- the rolling element circulation unit 80 is assembled to the four first and second rolling element operating portions 841 and 842 of the pair of upper rails 60
- the pair of upper rails 60 are inserted into the pair of lower rails 50.
- the first and second balls 821 and 822 partially protruding from the first and second window portions 811e and 812e are connected to the first and second operation surfaces 861 and 862 of the lower rail 50 and the first and second balls 601 and 862 of the upper rail 60, respectively. It is sandwiched between the first and second operating surfaces 871 and 872 of the second rolling element operating portions 841 and 842.
- the first and second balls 821 and 822 are provided on the first and second working surfaces 861 and 862 of the lower rail 50 and the first and second rolling elements provided on the upper rail 60.
- the first and second rolling element actuating portions 841 and 842 and the cutout portion 85 roll and circulate in the longitudinal movement direction of the upper rail 60 while contacting the first and second actuating surfaces 871 and 872 of the actuating portions 841 and 842. .
- the plurality of balls 42 or the first and second balls of the rolling element circulation units 40 and 80 attached to the attachment portions 43 and 83 are used.
- the operation surfaces 47 or the first and second operation surfaces 871 and 872 of the upper rails 20 and 60 and the operation surfaces 47 or the first and second operation surfaces 871 are provided.
- 872 and the first and second working surfaces 861 and 862 are always in contact with the lower rails 10 and 50 and roll, so that the upper rails 20 and 60 have a vertical and horizontal play relative to the lower rails 10 and 50. Can be eliminated.
- twelve balls 42 are inclined surfaces having a substantially 45 ° gradient of the rolling element actuating portion 44 formed at four corners on the top, bottom, left and right in the rail cross section of the pair of upper rails 20. Since the upper rail 20 is sandwiched by arcuate operation surfaces 46 formed at four corners on the upper, lower, left and right corners in the rail cross section of the pair of lower rails 10, the upper rail 20 is vertically and horizontally movable with respect to the lower rail 10. The backlash can be completely eliminated.
- the plurality of balls 42 or the first and second balls 821 and 822 are operated from the operation surface 47 of the upper rails 20 and 60 or the first and second operation surfaces 871 and 872. Rolls and circulates to the non-actuated surface side through the surface 47 or the non-actuated surface 47a composed of the side opposite to the first and second actuated surfaces 871, 872 or the portion communicating with the first and second non-actuated surfaces 871a, 872a. Therefore, the upper rails 20 and 60 can be smoothly moved back and forth along the lower rails 10 and 50.
- the rolling element circulation unit 40 is attached to the rolling element actuating part 44 formed between the two notch parts 45 so that the twelve balls 42 are rolled through the notch part 45. It is possible to smoothly circulate around the moving body actuating unit 44.
- notched portions 45 and 85 for holding the rolling element circulation units 40 and 80 are provided on both sides of the rolling element operating portion 44 or the first and second rolling element operating portions 841 and 842. Therefore, the rolling of the rolling element circulation units 40 and 80 when the upper rails 20 and 60 are moved back and forth along the lower rails 10 and 50 can be prevented, and the upper rails 20 and 60 can be smoothly moved along the lower rails 10 and 50. Can move back and forth.
- the twelve balls 42 are formed in the grooves 41c and 41d of the first case 41a and the second case 41b in which the annular grooves 41c and 41d are formed and the formed surfaces are aligned with each other. Since it is sandwiched and unitized, the labor for assembling the rolling element circulation unit 40 to the rolling element operating portion 44 can be greatly reduced, and the number of assembling steps of the vehicle seat slide device can be greatly reduced. .
- the first and second rolling element operating portions 841 and 842 are provided so as to protrude in parallel, and the first and second rolling element operating portions 841 and 842 are fitted in the rolling element circulation unit 80. Since the first and second fitting holes 811h and 812h and the first and second fitting grooves 811k and 812k are provided as fitting portions to be combined, the rolling element circulation unit 80 is used as the first and second rolling elements. It can be attached to the operation parts 841 and 842 with one touch, and the number of assembling steps of the vehicle slide device can be greatly reduced.
- each of the ten first and second balls 821 and 822 is inclined with the first and second operation surfaces 871 and 872 of the first and second rolling element operation portions 841 and 842, respectively.
- each of the ten first and second balls 821 and 822 is formed at two locations on the left and right in the rail cross section of the pair of upper rails 60.
- the first and second working surfaces 871 and 872 having the arcuate surfaces 841 and 842 and the inclined surface-shaped first surfaces having a reverse gradient of approximately 45 ° formed at four positions on the rail cross section of the pair of lower rails 50. Since it is sandwiched between the first and second operating surfaces 861 and 862, the play of the upper rail 60 in the vertical and horizontal directions with respect to the lower rail 50 can be completely eliminated.
- the first and second balls 821 and 822 are alternately mixed without being mixed on the first and second non-actuating surfaces 871a and 872a of the first and second rolling element actuating units 841 and 842.
- the fitting hole 41h or the first and second fitting holes 811h and 812h and the rolling element operating part 44 or the first and second rolling element operating parts 841 and 842 are engaged with the claw engaging parts 44a, 84a and elastic engagement claws 41i, 81i are formed, so that the rolling element operating part 44 or the first and second rolling element operating parts 841 when the upper rails 20, 60 are moved back and forth along the lower rails 10, 50, It is possible to prevent the rolling element circulation units 40 and 80 from dropping out due to 842 being disconnected.
- the first and second balls 821, 822 roll gently at the conic curve portions 811ca, 811da, 812ca, 812da. 841 and 842, when rolling from the first and second non-actuating surfaces 871a and 872a to the first and second actuating surfaces 871 and 872, and from the first and second actuating surfaces 871 and 872, the first and second non-operating surfaces.
- the degree of contact of the lower rail 50 with respect to the first and second operating surfaces 861 and 862 when rolling to the surfaces 871a and 872a can be reduced, and the generation of abnormal noise can be suppressed.
- the first case 81a and the second case 81b can be easily fixed simply by closing the second case 81b joined to the first case 81a, the number of assembly steps of the rolling element circulation unit 80 can be greatly increased. Can be reduced.
- the twelve balls 42 or the ten first and second balls 821 and 822 each have a relatively short length of rail, that is, the upper rails 20 and 60 are rotated. Since the moving body actuating portion 44 or the first and second rolling element actuating portions 841 and 842 are annularly arranged, the lower rails 10 and 50 can be made as long as possible and can be adjusted and moved with a long adjustment stroke. An apparatus can be realized.
- the balls 42 and the first and second balls 821 and 822 are described as examples of the rolling elements.
- rollers may be used, and the number of balls 42 is twelve.
- the number of the first and second balls 821 and 822 is 10 each, the number is not limited to this and may be any number.
- the first case 41a and the second case 41b are bonded together with an adhesive.
- the first case 41a and the second case 41b are fastened with screws, rivets, etc. Also good.
- the outer peripheral portions on both sides of the grooves 41c and 41d are formed in a semicircular shape, but may be formed in a conical curve shape as in the second embodiment.
- the first case 81a and the second case 81b are configured to be freely opened and closed by the joint portion 81c on one end side.
- the first case 81a and the second case 81b are separated from each other. They may be bonded together with an adhesive, or fastened with screws, rivets or the like.
- the outer peripheral portions on both sides of the first and second grooves 811c, 811d, 812c, and 812d are formed in a conical curve shape, but may be formed in a semicircular shape.
- the rolling element circulation units 40 and 80 are attached to the attachment portions 43 and 83 of the upper rails 20 and 60, but may be attached to the lower rails 10 and 50.
- the vehicle slide device is applied to a vehicle seat has been described, it can be applied to a vehicle.
- the vehicle slide device adjusts the position of the front and rear of the vehicle seat, and is particularly suitable when a smooth position adjustment of the vehicle seat is required.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
Claims (15)
- 第1のレールと、
前記第1のレールに対して相対的に移動可能に支持される第2のレールと、
前記第2のレールにおいて前記第1のレールと対向する作動面と、その作動面と逆側面からなる非作動面とをレールの移動方向両端でそれぞれ連通して設けられた取着部と、
該取着部に取着され、前記作動面と、前記第1のレールにおいて該作動面に対向する面とに接触して転動するとともに、前記連通した部位を介して前記非作動面側に転動循環する複数の転動体を有する転動体循環ユニットと、を備えることを特徴とする車両用スライド装置。 - 請求項1において、前記取着部は、前記第2のレールにおいて前記第1のレールと対向して設けられた板状部の一部によって構成された転動体作動部と、その転動体作動部におけるレールの移動方向両端に設けられた切欠き部とを有することを特徴とする車両用スライド装置。
- 請求項1又は2において、前記取着部の前記作動面は、前記第1のレールの角部に対向する一定勾配を有する傾斜面状に形成され、該取着部は、前記第2のレールの断面において複数箇所に形成されていることを特徴とする車両用スライド装置。
- 請求項2又は3において、前記転動体作動部に装着した前記転動体循環ユニットを前記切欠き部で保持することを特徴とする車両用スライド装置。
- 請求項1乃至4の何れか一項において、前記転動体循環ユニットは、前記転動体が転動循環する環状の溝が各形成面に形成された第1、第2ケースが前記形成面同士で接合されて構成されるケースを有していることを特徴とする車両用スライド装置。
- 請求項1において、前記取着部は、前記第2のレールにおいて前記第1のレールと対向して設けられた板状部の一部によって構成され、前記第2のレールの長手方向に延在し平行に突出した第1、第2転動体作動部を有し、前記転動体循環ユニットは、前記転動体が前記第1、第2転動体作動部で夫々転動循環する循環通路と、該循環通路の内側に設けられ、前記第1、第2転動体作動部が嵌合される嵌合部とを有することを特徴とする車両用スライド装置。
- 請求項6において、前記第1のレールにおける前記第1、第2転動体作動部の作動面に対向する第1、第2の面は、逆の一定勾配を有する傾斜面状に形成されていることを特徴とする車両用スライド装置。
- 請求項6又は7において、前記取着部は、前記第1、第2転動体作動部におけるレールの移動方向両端に設けられた切欠き部を有し、前記第1、第2転動体作動部に装着した前記転動体循環ユニットを前記切欠き部で保持することを特徴とする車両用スライド装置。
- 請求項6乃至8の何れか一項において、前記転動体循環ユニットは、前記転動体が前記第1、第2転動体作動部で夫々転動循環し、前記第1、第2転動体作動部の前記非作動面側で前記転動体が混合せずに交互に転動循環可能な共有溝部及び隔壁部を有する2個の環状の溝が各形成面に形成された第1、第2ケースが前記形成面同士で接合されて構成されるケースを有していることを特徴とする車両用スライド装置。
- 請求項5又は9において、前記第1ケースには前記環状の溝の内側を貫通する嵌合穴が穿設され、前記第2ケースには前記嵌合穴に対応する嵌合溝が設けられ、前記嵌合穴及び前記嵌合溝に前記転動体作動部を嵌入して前記転動体循環ユニットを前記転動体作動部に装着することを特徴とする車両用スライド装置。
- 請求項10において、前記嵌合穴と前記転動体作動部には弾性変形して係合する弾性係合部が形成されていることを特徴とする車両用スライド装置。
- 請求項5又は9乃至11の何れか一項において、前記環状の溝は、円錐曲線部を有する長円環状に形成されていることを特徴とする車両用スライド装置。
- 請求項5又は9乃至12の何れか一項において、前記第1、第2ケースは、一端側で開閉自在に接合されており、前記第1、第2ケースの他端側には、前記第1、第2ケースを閉じて固着するための係合部が設けられていることを特徴とする車両用スライド装置。
- 請求項1乃至13の何れか一項において、前記第1レールは車両フロア側に固定されるように適合され、前記第2レールより長さが長いことを特徴とする車両用スライド装置。
- 請求項1乃至14の何れか一項において、前記第1のレールは前記車両のフロアに固定されるロアレールであり、前記第2のレールは前記車両のシートに固定されるアッパレールであり、前記転動体循環ユニットは前記アッパレールの取着部に取着されることを特徴とする車両用スライド装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/999,202 US8091851B2 (en) | 2008-08-27 | 2009-08-24 | Slide device for vehicle |
JP2010526688A JP4743345B2 (ja) | 2008-08-27 | 2009-08-24 | 車両用スライド装置 |
EP09809861A EP2316688B1 (en) | 2008-08-27 | 2009-08-24 | Slide device for vehicle |
CN200980129431.5A CN102105326B (zh) | 2008-08-27 | 2009-08-24 | 车辆用滑动装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2008-218213 | 2008-08-27 | ||
JP2008218213 | 2008-08-27 |
Publications (1)
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WO2010024210A1 true WO2010024210A1 (ja) | 2010-03-04 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2009/064691 WO2010024210A1 (ja) | 2008-08-27 | 2009-08-24 | 車両用スライド装置 |
Country Status (5)
Country | Link |
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US (1) | US8091851B2 (ja) |
EP (1) | EP2316688B1 (ja) |
JP (1) | JP4743345B2 (ja) |
CN (1) | CN102105326B (ja) |
WO (1) | WO2010024210A1 (ja) |
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WO2011055591A1 (ja) * | 2009-11-05 | 2011-05-12 | アイシン精機株式会社 | 車両用シートスライド装置 |
JP2012071656A (ja) * | 2010-09-28 | 2012-04-12 | Aisin Seiki Co Ltd | 車両用スライド装置、及びスライド装置用転動体循環ユニット |
WO2017163867A1 (ja) * | 2016-03-22 | 2017-09-28 | アイシン精機 株式会社 | 車両用スライド装置、及び転動体循環ユニット |
US9963048B2 (en) | 2016-07-20 | 2018-05-08 | Aisin Seiki Kabushiki Kaisha | Seat slide apparatus for vehicle |
JP7433928B2 (ja) | 2020-01-22 | 2024-02-20 | 日本トムソン株式会社 | 直動案内軸受 |
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JP5434102B2 (ja) * | 2009-01-29 | 2014-03-05 | アイシン精機株式会社 | 車両用シートスライド装置 |
JP5691542B2 (ja) * | 2011-01-18 | 2015-04-01 | トヨタ紡織株式会社 | 乗物シート用スライド装置 |
JP2013023039A (ja) * | 2011-07-19 | 2013-02-04 | Aisin Seiki Co Ltd | シートスライド装置 |
BR112015003117B1 (pt) * | 2012-09-13 | 2021-11-23 | Thk Co., Ltd. (Thk Kabushiki Kaisha) | Corpo-guia e dispositivo guiador de movimento dotado do mesmo |
JP6717145B2 (ja) * | 2016-09-28 | 2020-07-01 | トヨタ紡織株式会社 | シート用スライド装置 |
DE102017007844B4 (de) * | 2017-08-18 | 2022-01-05 | Audi Ag | Fahrzeugsitz für ein Kraftfahrzeug und Kraftfahrzeug |
CN107380018B (zh) * | 2017-08-25 | 2023-06-20 | 恺博座椅机械部件有限公司 | 带有滑轨球挡结构的滑轨 |
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- 2009-08-24 WO PCT/JP2009/064691 patent/WO2010024210A1/ja active Application Filing
- 2009-08-24 EP EP09809861A patent/EP2316688B1/en not_active Not-in-force
- 2009-08-24 CN CN200980129431.5A patent/CN102105326B/zh not_active Expired - Fee Related
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Cited By (8)
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WO2011055591A1 (ja) * | 2009-11-05 | 2011-05-12 | アイシン精機株式会社 | 車両用シートスライド装置 |
US8556222B2 (en) | 2009-11-05 | 2013-10-15 | Aisin Seiki Kabushiki Kaisha | Seat slide device for vehicle |
JP2012071656A (ja) * | 2010-09-28 | 2012-04-12 | Aisin Seiki Co Ltd | 車両用スライド装置、及びスライド装置用転動体循環ユニット |
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CN102416887B (zh) * | 2010-09-28 | 2015-09-30 | 爱信精机株式会社 | 车辆用滑动装置以及用于该滑动装置的滚动元件循环单元 |
WO2017163867A1 (ja) * | 2016-03-22 | 2017-09-28 | アイシン精機 株式会社 | 車両用スライド装置、及び転動体循環ユニット |
US9963048B2 (en) | 2016-07-20 | 2018-05-08 | Aisin Seiki Kabushiki Kaisha | Seat slide apparatus for vehicle |
JP7433928B2 (ja) | 2020-01-22 | 2024-02-20 | 日本トムソン株式会社 | 直動案内軸受 |
Also Published As
Publication number | Publication date |
---|---|
US20110089306A1 (en) | 2011-04-21 |
EP2316688A4 (en) | 2011-08-17 |
US8091851B2 (en) | 2012-01-10 |
CN102105326B (zh) | 2013-08-28 |
JPWO2010024210A1 (ja) | 2012-01-26 |
CN102105326A (zh) | 2011-06-22 |
JP4743345B2 (ja) | 2011-08-10 |
EP2316688A1 (en) | 2011-05-04 |
EP2316688B1 (en) | 2013-01-02 |
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