WO2018043044A1 - スタビライザ装置およびその組み立て方法 - Google Patents
スタビライザ装置およびその組み立て方法 Download PDFInfo
- Publication number
- WO2018043044A1 WO2018043044A1 PCT/JP2017/028546 JP2017028546W WO2018043044A1 WO 2018043044 A1 WO2018043044 A1 WO 2018043044A1 JP 2017028546 W JP2017028546 W JP 2017028546W WO 2018043044 A1 WO2018043044 A1 WO 2018043044A1
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- WO
- WIPO (PCT)
- Prior art keywords
- stabilizer
- stabilizer bar
- dust cover
- shaft portion
- ball stud
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
- B60G21/0551—Mounting means therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/005—Ball joints
-
- 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
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0604—Construction of the male part
-
- 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
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0666—Sealing means between the socket and the inner member shaft
- F16C11/0671—Sealing means between the socket and the inner member shaft allowing operative relative movement of joint parts due to flexing of the sealing means
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/50—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
- F16J15/52—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/04—Bellows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/13—Torsion spring
- B60G2202/135—Stabiliser bar and/or tube
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/12—Mounting of springs or dampers
- B60G2204/122—Mounting of torsion springs
- B60G2204/1224—End mounts of stabiliser on wheel suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/416—Ball or spherical joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/422—Links for mounting suspension elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/40—Constructional features of dampers and/or springs
- B60G2206/42—Springs
- B60G2206/427—Stabiliser bars or tubes
-
- 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
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/10—Force connections, e.g. clamping
- F16C2226/12—Force connections, e.g. clamping by press-fit, e.g. plug-in
Definitions
- the present invention relates to a stabilizer device and an assembling method thereof.
- Patent Document 1 describes a technique in which a ball portion of a ball stud is rotatably accommodated in a socket portion (housing) of a stabilizer link, and a shaft portion of the ball stud is coupled to an opening end portion of a stabilizer bar by caulking. Yes.
- the stabilizer device described in Patent Document 1 has a structure in which a gap exists between the stabilizer link housing and the ball stud shaft, and therefore, there is a problem that water and dust are likely to enter the ball joint.
- the present invention was created to solve such problems, and an object of the present invention is to provide a stabilizer device having a simple structure capable of preventing water and dust from entering the ball joint portion and an assembling method thereof. .
- the present invention provides a stabilizer device having a stabilizer bar made of a pipe material and a stabilizer link that connects the stabilizer bar and the suspension device, wherein the stabilizer link is an opening of the stabilizer bar.
- a ball stud having a shaft portion inserted and fixed at the end portion and a ball portion formed at the tip of the shaft portion, a housing that rotatably supports the ball portion, and one end moved in the ball stud axial direction in the housing
- a flexible dust cover that is attached to at least one of the shaft portion and the stabilizer bar and seals a gap between the housing and the ball stud. It is characterized by.
- the flexible dust cover that seals the gap between the housing and the ball stud can prevent water and dust from entering the ball joint portion with a simple structure.
- the present invention is characterized in that the dust cover is attached so that the other end does not move in the axial direction of the ball stud at the shaft portion.
- the shaft portion is fixed to the opening end portion of the stabilizer bar with the dust cover already assembled to the housing and the shaft portion. Can do.
- the present invention is characterized in that the dust cover is attached so that the other end of the dust cover does not move in the ball stud axial direction in the stabilizer bar.
- the dust cover can prevent water and dust from entering the ball joint portion, and can also prevent water and dust from entering the gap between the stabilizer bar and the shaft portion.
- the dust cover is attached so that one end and the other end of the dust cover do not move in the ball stud axial direction in the shaft portion, and the other end is in close contact with the outer peripheral surface of the stabilizer bar. It is characterized by.
- the dust cover can prevent water and dust from entering the ball joint portion, and the cover portion can also prevent water and dust from entering the gap between the stabilizer bar and the shaft portion.
- a tapered surface having a diameter larger than the inner diameter of the opening end portion of the stabilizer bar and having a conical shape around the ball stud shaft is formed at the end of the shaft portion.
- the tapered surface is abutted against the opening end of the stabilizer bar and fixed to the stabilizer bar by welding.
- the ball stud and the stabilizer bar can be easily centered by the tapered surface, and the ball stud and the stabilizer bar can be connected with a simple welding structure.
- the present invention is characterized in that the shaft portion is fixed to the stabilizer bar by press-fitting through a collar.
- the press-fitting dimensions can be easily adjusted without changing the specification of the shaft portion by preparing a plurality of sizes of collars.
- the present invention provides a stabilizer device having a stabilizer bar made of a pipe material and a stabilizer link for connecting the stabilizer bar and the suspension device, wherein the stabilizer link is inserted and fixed to an opening end portion of the stabilizer bar.
- a ball stud having a shaft portion and a ball portion formed at the tip of the shaft portion; a housing that rotatably supports the ball portion; and one end attached to the housing so as not to move in the ball stud axial direction; An end is attached to the stabilizer bar, and a flexible dust cover that seals a gap between the housing and the ball stud is provided. The dust cover is bent, and the other end is temporarily retracted toward the housing.
- the shaft and the stabilizer bar are fixed in the state Thereafter, wherein the adhering the other end of the dust cover on the outer circumferential surface of the stabilizer bar.
- the dust cover can prevent water and dust from entering the ball joint portion with a simple assembly method, and the cover portion can prevent water and dust from entering the gap between the stabilizer bar and the shaft portion. Can also be prevented.
- water and dust can be prevented from entering the ball joint portion with a simple structure.
- the stabilizer device 1 is configured to include a stabilizer bar 2 and a pair of left and right stabilizer links 3.
- the stabilizer device 1 is bent and twisted due to the difference in the displacement amount of the left and right shock absorbers 21 when the vehicle is turning, and the roll of the vehicle is suppressed by the elastic restoring force.
- the stabilizer bar 2 is made of a pipe material such as a steel pipe, and a torsion portion 2A extending in the vehicle width (left and right) direction, and a pair of left and right arm portions 2B extending substantially in the front and rear direction from both ends of the torsion portion 2A. And has a substantially U-shape in plan view.
- the stabilizer link 3 connects the end portion of the arm portion 2B and the shock absorber 21 of the suspension device 20 as a vehicle body side member that supports the wheel W.
- the stabilizer link 3 includes a ball stud 6 having a shaft portion 4 inserted and fixed to the opening end portion of the stabilizer bar 2 and a ball portion 5 formed at the tip of the shaft portion 4, and the ball portion 5. 7 is attached so that one end does not move in the direction of the ball stud axis O1 on the outer surface of the housing 7, and the other end is attached to at least one of the shaft portion 4 and the stabilizer bar 2.
- a flexible dust cover 8 that seals the gap S between the housing 7 and the ball stud 6.
- the housing 7 is a member having a substantially cylindrical shape with one end opened, and the ball portion 5 of the ball stud 6 incorporated from the opening is rotatable in a universal direction via a ball seat 9 which is a spherical bearing.
- the housing 7 and the ball stud 6 are made of, for example, metal, and the ball sheet 9 is made of, for example, a synthetic resin material.
- the housing 7 may be a fiber reinforced resin material or the like.
- One end of a connecting bar 10 extending in a direction substantially perpendicular to the direction of the ball stud axis O1 is fixed to the outer surface of the housing 7, and a similar housing 7 and ball stud 6 are also attached to the other end of the connecting bar 10. ing.
- the ball stud 6 on the other end side of the connecting bar 10 is attached to a shock absorber 21 (FIG. 1).
- the dust cover 8 is a member having an opening formed at one end side and the other end side and having a peripheral wall portion that bulges radially outward in order to ensure a bending allowance, and is made of a flexible material such as a rubber material. .
- the ring member 11 is made of a metal material and has an L-shaped cross section, for example, and is embedded in the end portion of the dust cover 8 by insert molding or the like.
- the dust cover 8 is attached to the housing 7 so as not to move in the direction of the ball stud axis O1 by press-fitting the outer peripheral surface 7A of the housing 7 into one end where the ring member 11 is embedded.
- the ring member 11 may be provided separately from the dust cover 8.
- FIG. 3 shows a form in which a groove is formed at one end of the dust cover 8 and a ring member 11 having a rectangular cross section wound into two grooves is fitted into the groove.
- the ring member 11 is once expanded in diameter, and one end of the dust cover 8 is externally fitted to the outer peripheral surface 7A of the housing 7, and the ring cover 11 is elastically restored to reduce its diameter. Is attached to the housing 7 so as not to move in the direction of the ball stud axis O1.
- Two ridges 12A and 12B are formed on the outer peripheral surface of the shaft portion 4 of the ball stud 6, and the other end of the dust cover 8 is formed on the outer peripheral surface of the shaft portion 4 so as to be sandwiched between the ridges 12A and 12B. By sticking, it is attached so as not to move in the direction of the ball stud axis O1 with respect to the shaft part 4.
- a groove may be provided in the outer peripheral surface of the shaft portion 4 and the other end of the dust cover 8 may be fitted into this groove.
- the shaft portion 4 of the ball stud 6 is inserted into the opening end portion of the stabilizer bar 2 and caulked by a peripheral wall portion of the stabilizer bar 2 with a press or the like (plastically deforming the peripheral wall portion), thereby being integrated with the stabilizer bar 2.
- a concavo-convex shape portion for biting the inner peripheral surface of the stabilizer bar 2 is formed.
- the concavo-convex shape portion includes a plurality of wavy concavo-convex portions formed in the direction of the ball stud axis O ⁇ b> 1, or knurled eyes composed of flat eyes and eyelets.
- the dust cover 8 By attaching the other end of the dust cover 8 so as not to move in the direction of the ball stud axis O1 at the shaft portion 5, the dust cover 8 is already assembled to the housing 7 and the shaft portion 5, so that the shaft portion 5 is It can be fixed to the opening end of the stabilizer bar 2. With the structure in which the other end of the dust cover 8 is sandwiched between the two ribs 12A and 12B, the work of assembling the dust cover 8 to the shaft portion 5 can be performed quickly.
- the dust cover 18 according to the second embodiment is attached so that the other end does not move in the direction of the ball stud axis O ⁇ b> 1 in the stabilizer bar 2.
- a metal ring member 13 is embedded similarly to the one end side.
- the dust cover 18 is attached to the stabilizer bar 2 so as not to move in the ball stud axis O1 direction by press-fitting the outer peripheral surface of the stabilizer bar 2 to the other end where the ring member 13 is embedded.
- the ring member 11 may be provided separately from the dust cover 18. Further, a groove or the like may be formed on the outer peripheral surface of the stabilizer bar 2 and the other end of the dust cover 18 may be fitted into the groove.
- the shaft portion 4 of the ball stud 6 is inserted into the opening end portion of the stabilizer bar 2 and caulked at the peripheral wall portion of the stabilizer bar 2 by a press machine or the like, so that it is integrated with the stabilizer bar 2. Connected.
- the shaft portion 4 and the stabilizer bar 2 are caulked and fixed in a state where the other end is temporarily retracted toward the housing 7 so as not to interfere with the press machine by bending the dust cover 18. Thereafter, the other end of the dust cover 18 is brought into close contact with the outer peripheral surface of the stabilizer bar 2 by the ring member 11.
- the dust cover 18 is stretched over the housing 7 and the stabilizer bar 2, so that the length of the dust cover 18 in the Bose stud axis O1 direction is increased. In such a case, if the dust cover 18 has a bellows shape, the followability of the dust cover 18 to the movement of the ball joint can be enhanced.
- the dust cover 18 can prevent water and dust from entering the ball joint portion, and can also prevent water and dust from entering the gap between the stabilizer bar 2 and the shaft portion 4.
- the dust cover 28 according to the third embodiment is attached so that the end of the dust cover 28 does not move in the direction of the ball stud axis O ⁇ b> 1 at the shaft portion 4, and the other end is the outer periphery of the stabilizer bar 2. It is in close contact with the surface. Between the one end and the other end of the dust cover 28, the dust cover 28 is attached so as not to move in the direction of the ball stud axis O ⁇ b> 1 in the shaft portion 4 by being sandwiched between the flanges 12 ⁇ / b> A and 12 ⁇ / b> B, for example. The range from the attachment part to the shaft part 4 to the other end in the dust cover 28 is the cover part 14.
- the shaft portion 4 of the ball stud 6 is inserted into the opening end portion of the stabilizer bar 2 and caulked at the peripheral wall portion of the stabilizer bar 2 by a press machine or the like, so that it is integrated with the stabilizer bar 2.
- the shaft portion 4 and the stabilizer bar 2 are caulked and fixed in a state where the cover portion 14 is bent and turned upside down as shown by an imaginary line so as not to interfere with the press and temporarily retracted to the housing 7 side. To do.
- the cover part 14 is rolled up, and the other end of the cover part 14 is brought into close contact with the outer peripheral surface of the stabilizer bar 2.
- the shift preventing portion 16 having a convex shape or a concave shape is simultaneously formed on the outer peripheral surface of the stabilizer bar 2 by a press machine at the time of caulking, the shift of the other end of the cover portion 14 is suppressed by the stopper portion 16. it can.
- the dust cover 28 can prevent water and dust from entering the ball joint portion, and the cover portion 14 can prevent water and dust from entering the gap between the stabilizer bar 2 and the shaft portion 4. Intrusion can also be prevented. Since the other end side of the cover portion 14 is not significantly affected by the movement of the ball joint portion, there is no significant displacement with respect to the outer peripheral surface of the stabilizer bar 2, and the initial adhesion is maintained.
- FIG. 6 shows a modification of the third embodiment.
- one end and the other end of the dust cover 28 are sandwiched between the flanges 12 ⁇ / b> A and 12 ⁇ / b> B of the shaft portion 4, but FIG. It is simply in close contact with the outer peripheral surface.
- the cover portion 14 is in a state of being temporarily retracted to the housing 7 side in a state of being turned upside down as indicated by a virtual line so as not to interfere with the press machine.
- the cover part 14 is rolled up as indicated by an arrow, and the other end of the cover part 14 is brought into close contact with the outer peripheral surface of the stabilizer bar 2.
- the displacement preventing portion 16 is formed on the outer peripheral surface of the stabilizer bar 2, the displacement of the other end of the cover portion 14 can be suppressed by the displacement preventing portion 16.
- the dust cover 28 can prevent water and dust from entering the ball joint portion, and the cover portion 14 allows water and dust to enter the gap between the stabilizer bar 2 and the shaft portion 4. Can also be prevented. Since the other end side of the cover portion 14 is not significantly affected by the movement of the ball joint portion, there is no significant displacement with respect to the outer peripheral surface of the stabilizer bar 2, and the initial adhesion is maintained. In this modification, although there is no movement restriction by the flanges 12A and 12B, the degree of adhesion can be increased by appropriately setting the diameter dimension of the dust cover 28 at the portion in close contact with the shaft portion 4. Further, as long as the sealing function is maintained on the other end side of the cover portion 14, the shift at the shaft portion 4 is not a problem.
- one end of the dust cover 8 is attached to the outer peripheral surface 7A of the housing 7 using the ring member 11, but as shown in FIG.
- One end of the dust cover 8 may be fitted into the groove.
- the edge 9 ⁇ / b> A of the ball seat 9 may be disposed outside the housing 7, and one end of the dust cover 8 may be sandwiched between the edge 9 ⁇ / b> A and the opening edge of the housing 7. .
- a structure other than caulking is possible.
- a tapered surface 24A having a diameter larger than the inner diameter of the opening end portion of the stabilizer bar 2 and having a conical shape around the ball stud shaft O1 is formed at the end of the shaft portion 24, and the tapered surface 24A is formed on the stabilizer bar 2.
- a structure is shown in which the butted portion is abutted against the opening end of the metal plate and welded. Since the taper surface 24A is formed around the ball stud shaft O1, the shaft portion 24 and the stabilizer bar 2 are centered only by abutment.
- the welding may be welding, resistance welding, TIG welding, or the like.
- the watertightness may be secured by inserting the shaft portion 4 into the opening end portion of the stabilizer bar 2 by press fitting. Since there are various sizes of the stabilizer bar 2 depending on the specification of the vehicle, as shown in FIG. 10, if the collar 15 is interposed between the shaft portion 34 and the stabilizer bar 2, a plurality of sizes of color can be obtained. By preparing 15, the press-fitting dimensions can be easily adjusted without changing the specification of the shaft portion 34.
- the collar 15 is inserted into the opening end portion of the stabilizer bar 2 by press-fitting, for example, in a state of being fitted on the shaft portion 34 by press-fitting.
- water tightness may be secured by bonding the outer peripheral surface of the shaft portion 4 and the inner peripheral surface of the stabilizer bar 2 with an adhesive.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pivots And Pivotal Connections (AREA)
- Sealing Devices (AREA)
- Vehicle Body Suspensions (AREA)
- Diaphragms And Bellows (AREA)
Abstract
Description
図2に示すように、ダストカバー8の一端は、ハウジング7の外周面7Aにリング部材11によりボールスタッド軸O1方向に移動しないように取り付けられている。ダストカバー8は、一端側および他端側が開口形成され、撓み代を確保するために径外方向に膨出した周壁部を有する部材であり、ゴム材等の可撓性材料により構成されている。リング部材11は、金属材料で構成されて例えば断面L字状を呈しており、ダストカバー8の端部にインサート成形等により埋設されている。ダストカバー8は、リング部材11が埋設された一端にハウジング7の外周面7Aが圧入されることにより、ハウジング7に対しボールスタッド軸O1方向に移動しないように取り付けられる。
一端がハウジング7にボールスタッド軸O1方向に移動しないように取り付けられ、ハウジング7とボールスタッド6との隙間Sを密封する可撓性のダストカバー8により、ボール部5周り、すなわちボールジョイント部への水や塵埃等の浸入が阻止される。ハウジング7へのダストカバー8の取り付け構造として、金属製のリング部材11を介してダストカバー8の一端をハウジング7の外周面7Aに外嵌させる構造とすることで、ハウジング7へのダストカバー8の組み付け作業を迅速に行える。
図4において、第2実施形態に係るダストカバー18は、その他端がスタビライザバー2においてボールスタッド軸O1方向に移動しないように取り付けられている。ダストカバー18の他端には、例えば一端側と同様に金属製のリング部材13が埋設されている。ダストカバー18は、リング部材13が埋設された他端にスタビライザバー2の外周面が圧入されることにより、スタビライザバー2に対しボールスタッド軸O1方向に移動しないように取り付けられる。リング部材11はダストカバー18と別体に設けてもよい。また、スタビライザバー2の外周面に溝等を形成してダストカバー18の他端をその溝に嵌合させるようにしてもよい。第1実施形態と同様、ボールスタッド6の軸部4は、スタビライザバー2の開口端部に挿入されて、プレス機等でスタビライザバー2の周壁部でかしめられることで、スタビライザバー2と一体に連結される。
図5において、第3実施形態に係るダストカバー28は、その一端と他端との間が軸部4においてボールスタッド軸O1方向に移動しないように取り付けられ、かつ他端がスタビライザバー2の外周面に密着している。ダストカバー28の一端と他端との間は、例えば鍔12A,12Bに挟持されることで軸部4においてボールスタッド軸O1方向に移動しないように取り付けられる。ダストカバー28の内で軸部4への取り付け部から他端までの範囲は覆い部14とされる。
2 スタビライザバー
3 スタビライザリンク
4,24,34 軸部
5 ボール部
7 ハウジング
8,18,28 ダストカバー
11,13 リング部材
14 覆い部材
15 カラー
Claims (7)
- パイプ材からなるスタビライザバーと、該スタビライザバーとサスペンション装置とを連結するスタビライザリンクとを有するスタビライザ装置であって、
前記スタビライザリンクは、
前記スタビライザバーの開口端部に挿入固定される軸部および該軸部の先端に形成されるボール部を有するボールスタッドと、
前記ボール部を回転自在に支持するハウジングと、
一端が前記ハウジングにおいてボールスタッド軸方向に移動しないように取り付けられ、他端が前記軸部および前記スタビライザバーの内の少なくとも一方に取り付けられ、前記ハウジングと前記ボールスタッドとの隙間を密封する可撓性のダストカバーと、
を備えていることを特徴とするスタビライザ装置。 - 前記ダストカバーは、その他端が前記軸部においてボールスタッド軸方向に移動しないように取り付けられることを特徴とする請求項1に記載のスタビライザ装置。
- 前記ダストカバーは、その他端が前記スタビライザバーにおいてボールスタッド軸方向に移動しないように取り付けられることを特徴とする請求項1に記載のスタビライザ装置。
- 前記ダストカバーは、その一端と他端との間が前記軸部においてボールスタッド軸方向に移動しないように取り付けられ、かつ他端が前記スタビライザバーの外周面に密着することを特徴とする請求項1に記載のスタビライザ装置。
- 前記軸部の末端には、前記スタビライザバーの開口端部の内径よりも大径でボールスタッド軸を中心に円錐形をなすテーパ面が形成され、
前記軸部は、前記テーパ面が前記スタビライザバーの開口端部に突き当てられて溶着により前記スタビライザバーに固定されることを特徴とする請求項1から請求項4のいずれか一項に記載のスタビライザ装置。 - 前記軸部は、カラーを介して圧入により前記スタビライザバーに固定されることを特徴とする請求項1から請求項4のいずれか一項に記載のスタビライザ装置。
- パイプ材からなるスタビライザバーと、該スタビライザバーとサスペンション装置とを連結するスタビライザリンクとを有するスタビライザ装置において、
前記スタビライザリンクは、
前記スタビライザバーの開口端部に挿入固定される軸部および該軸部の先端に形成されるボール部を有するボールスタッドと、
前記ボール部を回転自在に支持するハウジングと、
一端が前記ハウジングにおいてボールスタッド軸方向に移動しないように取り付けられ、他端が前記スタビライザバーに取り付けられ、前記ハウジングと前記ボールスタッドとの隙間を密封する可撓性のダストカバーと、
を備え、
前記ダストカバーを撓ませてその他端を前記ハウジング寄りに一旦退避させた状態で前記軸部と前記スタビライザバーとを固定し、その後、前記ダストカバーの他端を前記スタビライザバーの外周面に密着させることを特徴とするスタビライザ装置の組み立て方法。
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KR1020197009437A KR102210839B1 (ko) | 2016-09-05 | 2017-08-07 | 스태빌라이저 장치 및 그 조립 방법 |
CA3035735A CA3035735C (en) | 2016-09-05 | 2017-08-07 | Stabilizer and assembling method therefor |
US16/330,354 US10850589B2 (en) | 2016-09-05 | 2017-08-07 | Stabilizer and assembling method therefor |
MX2019002538A MX2019002538A (es) | 2016-09-05 | 2017-08-07 | Estabilizador y metodo para su ensamblaje. |
CN201780053789.9A CN109641503B (zh) | 2016-09-05 | 2017-08-07 | 稳定装置及其组装方法 |
EP17846053.1A EP3508361A4 (en) | 2016-09-05 | 2017-08-07 | STABILIZER AND ASSEMBLY METHOD THEREFOR |
BR112019003518-4A BR112019003518B1 (pt) | 2016-09-05 | 2017-08-07 | Estabilizador e método de montagem do mesmo |
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JP2016172571A JP6762176B2 (ja) | 2016-09-05 | 2016-09-05 | スタビライザ装置およびその組み立て方法 |
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US10850589B2 (en) | 2016-09-05 | 2020-12-01 | Nhk Spring Co., Ltd. | Stabilizer and assembling method therefor |
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KR102649394B1 (ko) * | 2019-10-14 | 2024-03-20 | 현대모비스 주식회사 | 차량용 스테빌라이저 바 링크 |
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CN109641503B (zh) | 2022-04-08 |
EP3508361A4 (en) | 2020-04-22 |
JP2018039279A (ja) | 2018-03-15 |
CA3035735C (en) | 2021-03-09 |
EP3508361A1 (en) | 2019-07-10 |
JP6762176B2 (ja) | 2020-09-30 |
US10850589B2 (en) | 2020-12-01 |
US20190202255A1 (en) | 2019-07-04 |
KR20190041529A (ko) | 2019-04-22 |
CA3035735A1 (en) | 2018-03-08 |
BR112019003518A2 (pt) | 2019-05-21 |
CN109641503A (zh) | 2019-04-16 |
BR112019003518B1 (pt) | 2024-02-20 |
MX2019002538A (es) | 2019-07-15 |
KR102210839B1 (ko) | 2021-02-02 |
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