WO2019202794A1 - Joint à rotule pour dispositif d'alimentation de véhicule, et dispositif d'alimentation de véhicule - Google Patents

Joint à rotule pour dispositif d'alimentation de véhicule, et dispositif d'alimentation de véhicule Download PDF

Info

Publication number
WO2019202794A1
WO2019202794A1 PCT/JP2019/001718 JP2019001718W WO2019202794A1 WO 2019202794 A1 WO2019202794 A1 WO 2019202794A1 JP 2019001718 W JP2019001718 W JP 2019001718W WO 2019202794 A1 WO2019202794 A1 WO 2019202794A1
Authority
WO
WIPO (PCT)
Prior art keywords
joint
joint pin
wiper device
case
ball joint
Prior art date
Application number
PCT/JP2019/001718
Other languages
English (en)
Japanese (ja)
Inventor
信乃介 田中
悠生 松田
Original Assignee
株式会社デンソー
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社デンソー filed Critical 株式会社デンソー
Publication of WO2019202794A1 publication Critical patent/WO2019202794A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/16—Means for transmitting drive
    • B60S1/18—Means for transmitting drive mechanically
    • 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
    • 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
    • F16C11/10—Arrangements for locking

Definitions

  • the present disclosure relates to a ball joint for a vehicle wiper device and a vehicle wiper device including the ball joint.
  • a joint pin (ball stud) is fixed to the tip of the crank part rotated by the motor.
  • This joint pin is fitted in an annular joint case provided at the base end portion of the first link rod so as to be able to roll.
  • a waterproof boot made of rubber or the like is attached to the base end portion of the first link rod so as to cover the joint case.
  • the present disclosure provides a ball joint for a vehicle wiper device and a vehicle wiper device that can prevent the joint case from falling off the joint pin and can reduce the manufacturing cost. With the goal.
  • the ball joint for the vehicle wiper device is a joint in which one end in the axial direction is fixed to the first member and a spherical portion having a spherical outer peripheral surface is formed in the intermediate portion in the axial direction.
  • the joint pin is provided at the other end in the axial direction integrally with the joint pin or as a separate member, and the joint pin projects in the radial direction of the joint pin. And elements.
  • the spherical surface portion having the spherical outer peripheral surface is formed in the axially intermediate portion of the joint pin whose one axial end portion is fixed to the first member.
  • the joint case fixed to the second member is formed with a through hole having a spherical inner peripheral surface, and the above spherical portion is fitted to the through hole so as to allow rolling.
  • a retaining element protruding in the radial direction of the joint pin, either integrally with the joint pin or as a separate member, and the retaining element attaches the joint case to the joint pin. To prevent it from being removed. This can prevent the joint case from falling off the joint pin.
  • a ball joint for a vehicle wiper device is the retaining member in which the retaining element is provided as a separate member from the joint pin in the first aspect, and the retaining member is at least a shaft of the joint pin. In the direction, it is fixed with the joint pin.
  • adheresion is a term including press-fit fixing, caulking fixing, adhesive fixing, welding (heat, vibration, ultrasonic wave, etc.), fitting, insert molding, and the like.
  • the ball joint for the vehicle wiper device of the second aspect it is not necessary to form a circumferential groove for fitting the E-ring at the other axial end of the joint pin, and the cutting for forming the circumferential groove is performed. No processing is required. Moreover, since a special assembling jig used for fitting the E-ring into the circumferential groove is not necessary, the equipment cost is reduced. From the above, the manufacturing cost can be reduced.
  • a ball joint for a vehicle wiper device is the retaining member in which the retaining element is provided as a separate member from the joint pin in the first aspect, and the retaining member is at least the diameter of the joint pin. In the direction, it is fixed with the joint pin.
  • the ball joint for the vehicle wiper device of the third aspect it is not necessary to form a circumferential groove for fitting the E-ring at the other axial end of the joint pin, and cutting for forming the circumferential groove is performed. No processing is required. Moreover, since a special assembling jig used for fitting the E-ring into the circumferential groove is not necessary, the equipment cost is reduced. From the above, the manufacturing cost can be reduced.
  • a ball joint for a vehicle wiper device is the ball joint according to the third aspect, wherein the retaining member is an internal tooth washer in which a plurality of internal teeth are formed on an inner peripheral portion, and the shaft It is press-fitted and fixed to the other end in the direction.
  • the retaining member is an internal tooth washer in which a plurality of internal teeth are formed on an inner peripheral portion, and the shaft It is press-fitted and fixed to the other end in the direction.
  • the internal tooth washer having a plurality of internal teeth formed on the inner peripheral portion is press-fitted in the axial direction with respect to the other axial end portion of the joint pin. Fixed.
  • the plurality of internal teeth of the internal tooth washer it is possible to cause the plurality of internal teeth of the internal tooth washer to bite into the other axial end of the joint pin.
  • the internal tooth washer can be firmly fixed to the other axial end of the joint pin. Therefore, manufacture of a joint pin becomes easy.
  • a ball joint for a vehicle wiper device is the ball joint according to the third aspect, wherein the retaining member is a flat washer with an inner peripheral portion being circular, and the outer peripheral surface of the joint pin is A knurl-like uneven portion is provided, and the flat washer is press-fitted and fixed to the uneven portion.
  • the inner peripheral surface of the flat washer is press-fitted and fixed in the axial direction to the knurled uneven portion at the other axial end of the joint pin. .
  • the inner peripheral surface of the flat washer can be bitten into the other axial end portion of the joint pin.
  • a ball joint for a vehicle wiper device is the ball joint according to the fourth aspect or the fifth aspect, wherein the joint pin has a step surface at the other end in the axial direction.
  • the tooth washer or the flat washer is positioned in contact with the step surface.
  • the axial direction of the joint pin or the like can be obtained by bringing the internal washer or the flat washer into contact with the stepped surface provided by simple means such as forging.
  • the internal tooth washer or the flat washer can be easily positioned in the axial direction at the end, and the manufacturing becomes easier.
  • a ball joint for a vehicle wiper device is the joint pin retaining portion provided integrally with the joint pin in the first aspect.
  • the retaining element is a retaining portion provided integrally with the other axial end portion of the joint pin, for example, the joint pin is cold forged.
  • said securing part can be formed.
  • an assembly jig used when fitting the E-ring into the circumferential groove from the direction perpendicular to the axis and a complicated setup are not required, so that the manufacturing cost can be reduced.
  • the joint pin before fixing one end of the joint pin in the axial direction to the first member, the joint pin is inserted into the through hole of the joint case attached to the second member in the axial direction from one end in the axial direction.
  • the spherical portion of the joint pin may be fitted into the through hole.
  • a ball joint for a vehicle wiper device is fitted to the joint case from a side opposite to the first member in the first aspect, and the through hole is opposed to the opposite side.
  • the cap is closed from the side and formed in a bottomed cylindrical shape.
  • the through hole of the joint case is closed from the opposite side by the cap fitted from the opposite side of the first member to the joint case. ing. Thereby, it is possible to prevent foreign matters such as dust from entering or getting wet with the fitting portion between the through hole of the joint case and the spherical surface portion of the joint pin with a simple configuration.
  • the cap has a peripheral wall that forms an outer periphery of an opening edge of the cap
  • the joint case includes: The opposite end of the joint case has an annular wall that is annular when viewed from the axial direction of the through hole, and the inner peripheral surface of the peripheral wall and the outer peripheral surface of the annular wall are fitted with each other.
  • the fitting part is covered with the annular wall of the joint case in a plan view of the vehicle mounted on the vehicle. For this reason, the infiltration of water from the upper part of the joint case can be prevented.
  • a ball joint for a vehicle wiper device is the ball joint according to the ninth aspect, in which the joint case is annularly opened to one axial direction of the joint case on the inner peripheral side of the annular wall. Has a groove.
  • the annular wall of the joint case is easily bent in the radial direction.
  • the peripheral wall of the cap includes an outer fitting wall and an inner fitting wall.
  • the annular wall is inserted between the inner peripheral surface of the outer fitting wall and the outer peripheral surface of the inner fitting wall.
  • the cap and the joint case Since the inner fitting wall and the outer fitting wall of the cap are fitted to the annular wall of the joint case from inside and outside, the cap and the joint case It is possible to effectively prevent water from entering into the joint case from between the two, and this is particularly effective when one end of the joint pin in the axial direction is arranged vertically upward.
  • a ball joint for a vehicle wiper device is the eleventh aspect having the annular groove, and a tip end portion of the inner fitting wall is fitted into the annular groove.
  • the tip end portion of the inner fitting wall provided at the opening edge of the cap is fitted into the annular groove formed in the joint case. Therefore, it can prevent more effectively that water permeates into the joint case from between the cap and the joint case.
  • the tip of the inner fitting wall is more than the tip of the outer fitting wall. Projects to the joint case side.
  • the tip of the inner fitting wall is easily visible beyond the tip of the outer fitting wall. Easy to assemble. Moreover, since the front-end
  • a vehicle wiper device includes a wiper motor, a pivot shaft to which a wiper arm is fixed, and a link that reciprocally rotates the pivot shaft by transmitting rotation of the wiper motor in one direction to the pivot shaft.
  • the link mechanism includes the ball joint according to any one of the first to thirteenth aspects.
  • the rotation of the wiper motor in one direction is transmitted to the pivot shaft by the link mechanism, and the pivot shaft is reciprocated together with the wiper arm. Since the link mechanism includes the ball joint according to any one of the first to thirteenth aspects, the same effect as that of any one of the first to thirteenth aspects is achieved. can get.
  • the ball joint is fixed to a member constituting the link mechanism by insert molding.
  • the ball joint is molded and fixed to the member constituting the link mechanism, the relative positional accuracy of the ball joint with respect to the member constituting the link mechanism is ensured. In the above, the same effect as that of the fourteenth aspect can be obtained.
  • FIG. 4 is a cross-sectional view corresponding to the line F7-F7 in FIG.
  • FIG. 4 is a cross-sectional view corresponding to the line F7-F7 in FIG. 3 when a flat washer is used.
  • FIG. 4 is a disassembled perspective view which decomposes
  • FIG. 4 is a cross-sectional view corresponding to the line F7-F7 in FIG. 3 when a flat washer is used.
  • FIG. 5 is a cross-sectional view corresponding to the line F6-F6 in FIG. 3 showing a joint case provided in the ball joint according to the first embodiment.
  • FIG. 5 is a cross-sectional view corresponding to the line F7-F7 in FIG. 3 showing a cap provided in the ball joint according to the first embodiment.
  • FIG. 4A shows the 1st modification of the ball joint which concerns on 1st Embodiment.
  • FIG. 4A shows the 1st modification of the ball joint which concerns on 1st Embodiment.
  • It is an expanded sectional view which expands and shows a part of FIG.
  • It is sectional drawing corresponding to a part of FIG. 4A which shows the 2nd modification of the ball joint which concerns on 1st Embodiment.
  • It is sectional drawing corresponding to a part of FIG. 4A which shows the 3rd modification of the ball joint which concerns on 1st Embodiment.
  • It is a sectional view corresponding to Drawing 4A showing a
  • the vehicle wiper device 10 is a so-called modular tandem wiper device.
  • the vehicle wiper device 10 is a wiper device for wiping off a windshield glass of a vehicle (automobile) (not shown), and is arranged to extend in the vehicle width direction on the inner side of the vehicle with respect to the cowl louver of the vehicle. ing.
  • an arrow LH indicates the left side of the vehicle
  • an arrow RH indicates the right side of the vehicle.
  • the vehicle wiper device 10 includes a pair of left and right pivot holders 12L and 12R, a pair of left and right pivot shafts 22L and 22R, a hollow frame 24, a wiper motor 28, and a link mechanism 30.
  • the link mechanism 30 includes a plurality (four in this case) of ball joints 40.
  • the pair of left and right pivot holders 12 ⁇ / b> L and 12 ⁇ / b> R are disposed at both longitudinal ends of the vehicle wiper device 10. These pivot holders 12L and 12R are manufactured, for example, by die casting using an aluminum alloy.
  • the sleeves 14L and 14R are formed in a substantially cylindrical shape, and are formed in a bowl shape from the axially intermediate portion of each sleeve 14L and 14R. Overhanging water receiving portions 16L and 16R are provided.
  • the pivot holders 12L and 12R include connecting portions 18L and 18R extending from the sleeves 14L and 14R and / or the water receiving portions 16L and 16R in the vehicle width direction (vehicle left-right direction) and the sleeves 14L. , 14R and fixed leg portions 20L, 20R extending from the water receiving portions 16L, 16R to the outside in the vehicle width direction.
  • Each of the connecting portions 18L and 18R is formed in a columnar shape having the vehicle width direction as an axial direction, and each of the fixed leg portions 20L and 20R has a plate shape whose axial direction is the sleeve 14L and 14R. Is formed.
  • Each connecting portion 18L, 18R corresponds to a hollow frame 24 described later, and each fixed leg portion 20L, 20R is fixed in a floating state to the vehicle body via a rubber grommet (not shown).
  • the left and right pivot shafts 22L and 22R are inserted into the sleeves 14L and 14R of the left and right pivot holders 12L and 12R, and are rotatably supported by the sleeves 14L and 14R.
  • a proximal end portion of a wiper arm (not shown) is fixed to the distal end portion of each of the pivot shafts 22L and 22R, and a wiper blade (not shown) is connected to the distal end portion of each wiper arm.
  • the left pivot shaft 22L may be referred to as a “left pivot shaft 22L”
  • the right pivot shaft 22R may be referred to as a “right pivot shaft 22R”.
  • the hollow frame 24 is made of a long pipe material, and is arranged coaxially with the connecting portions 18L and 18R of the left and right pivot holders 12L and 12R.
  • a connecting portion 18L of the left pivot holder 12L is fitted into one longitudinal end portion (left end portion) of the hollow frame 24, and a right pivot holder is fitted to the other longitudinal end portion (right end portion) of the hollow frame 24.
  • a 12R connecting portion 18R is inserted.
  • the hollow frame 24 and the left and right connecting portions 18L and 18R are fixed by caulking, for example.
  • a wiper motor 28 is fixed to the middle portion of the hollow frame 24 in the longitudinal direction.
  • the wiper motor 28 is a motor with a reduction gear, and is arranged in a posture in which an output shaft (not shown) is parallel or substantially parallel to the left and right pivot shafts 22L and 22R.
  • the fixed leg 26 of the wiper motor 28 is formed integrally with a housing for accommodating a reduction gear, for example, and is fixed to a middle portion in the longitudinal direction of the hollow frame 24 by means such as bolt fastening.
  • the link mechanism 30 includes a crank arm 32, a pair of left and right levers 34L and 34R, a first link rod 36, a second link rod 38, and four ball joints 40A, 40B, 40C, and 40D. .
  • the crank arm 32 is manufactured by, for example, sheet metal press molding, and is formed in a long plate shape. One end portion (base end portion) of the crank arm 32 in the longitudinal direction is fixed to the output shaft of the wiper motor 28 (hereinafter sometimes simply referred to as “output shaft”).
  • the crank arm 32 is disposed with the axial direction of the output shaft as the plate thickness direction, and extends outward in the radial direction of the output shaft.
  • the crank arm 32 is integrally rotated with the output shaft and rotated around one axis of the output shaft when the wiper motor 28 is operated.
  • the left and right levers 34L and 34R are manufactured by, for example, sheet metal press molding, and are formed in a long plate shape. One end portion (base end portion) of the left lever 34L in the longitudinal direction is fixed to the base end portion of the left pivot shaft 22L, and one end portion (base end portion) of the right lever 34R in the longitudinal direction is fixed to the right pivot shaft 22R. It is fixed to the base end part.
  • the left and right levers 34L, 34R are arranged with the axial direction of each pivot shaft 22L, 22R as the plate thickness direction, and extend outward in the radial direction of each pivot shaft 22L, 22R.
  • levers 34L and 34R rotate about the left and right pivot shafts 22L and 22R, so that the left and right wiper arms rotate about the left and right pivot shafts 22L and 22R, and the left and right wiper blades The shield glass is wiped away.
  • the left lever 34L may be referred to as a “left lever 34L” and the right lever 34R may be referred to as a “right lever 34R”.
  • the first link rod 36 is made of a long metal pipe material, and drivingly connects the tip of the crank arm 32 and the tip of the right lever 34R.
  • One end portion (left end portion) in the longitudinal direction of the first link rod 36 is connected to the tip end portion of the crank arm 32 by a ball joint 40A so as to be able to roll, and the other end portion in the longitudinal direction (right end portion) of the first link rod 36.
  • the second link rod 38 is made of a long metal pipe material, and drivingly connects the tip of the right lever 34R and the tip of the left lever 34L.
  • One end portion (left end portion) in the longitudinal direction of the second link rod 38 is movably connected to the tip portion of the left lever 34L by a ball joint 40C, and the other end portion in the longitudinal direction (right end portion) of the second link rod 38 is connected.
  • the ball joint 40C is disposed on one side in the plate thickness direction with respect to the right lever 34 (the back side in the drawing in FIG. 1), and the ball joint 40B is on the other side in the plate thickness direction with respect to the right lever 34R (see FIG. 1 is disposed on the front side of the drawing.
  • ball joints 40A, 40B, 40C, and 40D which are the main parts of the present embodiment, will be described in detail.
  • These four ball joints 40A, 40B, 40C, and 40D are all configured in the same manner, and include a joint pin 42, a joint case 46, an internal tooth washer (a retaining member as a retaining element) shown in FIGS. ) 60 and a cap 70.
  • the joint pin 42 is fixed to the tip of the crank arm 32, and the joint case 46 is connected to the first link. It is fixed to the left end of the rod 36.
  • a ball joint 40B (not shown except for FIG. 1) in which the first link rod 36 and the right lever 34R are connected, the joint pin 42 is fixed to the tip of the right lever 34R, and the joint case 46 is connected to the first link rod. The right end of 36 is fixed.
  • a ball joint 40C (not shown except for FIG.
  • the joint pin 42 in which the right lever 34R and the second link rod 38 are connected, the joint pin 42 is fixed to the tip of the right lever 34R, and the joint case 46 is connected to the second link rod. It is fixed to the right end of 38.
  • a ball joint 40D (not shown except for FIG. 1) in which the second link rod 38 and the left lever 34L are connected, the joint pin 42 is fixed to the tip of the left lever 34L, and the joint case 46 is connected to the second link rod. It is fixed to the left end of 38.
  • the crank arm 32 and the left and right levers 34L and 34R correspond to the “first member” in the present disclosure
  • the first link rod 36 and the second link rod 38 correspond to the “second member” in the present disclosure.
  • the four ball joints 40A, 40B, 40C, and 40D all have the same configuration. Therefore, the configuration of the ball joint 40A will be mainly described in detail below, and the other ball joints 40B, Detailed description of 40C and 40D will be omitted.
  • the joint pin 42 is manufactured by cold forging of a metal material, and is formed in a substantially cylindrical shape as a whole as shown in FIGS. 4A and 5.
  • a fixed portion 42A having a cylindrical shape is formed at one axial end portion (base end portion) of the joint pin 42, and a substantially cylindrical shape and a spherical outer periphery are formed at the axial intermediate portion of the joint pin 42.
  • a spherical portion 42 ⁇ / b> C having a surface is formed, and a cylindrical end portion 42 ⁇ / b> D is formed at the other axial end portion (tip portion) of the joint pin 42.
  • an intermediate cylindrical portion 42B having a columnar shape is formed in an intermediate portion in the axial direction between the spherical portion 42C and the fixed portion 42A.
  • the fixed part 42A, the intermediate dimension part 42B, the spherical part 42C and the tip dimension part 42D are arranged coaxially.
  • a stepped surface 42G is provided on the leading end size barrel portion 42D by forging or the like.
  • a knurled uneven portion (not shown) may be formed in the outer peripheral surface region 42H in the distal end size barrel portion 42D, but the step surface 42G may not be provided.
  • the intermediate dimension part 42B and the tip dimension part 42D are chamfered on the outer peripheral side of the end opposite to the spherical part 42C, but the outer diameters of the other parts are set constant. Further, the outer diameter of the intermediate dimension barrel part 42B and the outer diameter of the tip dimension cylinder part 42D are set to be equal or substantially equal.
  • the fixed portion 42A is formed to have a smaller diameter than the intermediate size barrel portion 42B, and a step portion 42E is formed between the intermediate size barrel portion 42B and the fixed portion 42A.
  • the fixing portion 42A is press-fitted into a circular fixing hole 33 formed through the tip of the crank arm 32.
  • the step portion 42E is in contact with one side surface 32A of the crank arm 32, and the distal end portion of the fixing portion 42A protrudes from the other side surface 32B of the crank arm 32.
  • the protruding portion is crimped in the axial direction of the fixing portion 42 ⁇ / b> A, so that the fixing portion 42 ⁇ / b> A is prevented from coming out from the fixing hole 33.
  • the joint pin 42 is fixed to the tip of the crank arm 32.
  • a knurled uneven portion (not shown) may be formed in the region 42H on the outer peripheral surface of the fixed portion 42A by means of rolling or the like.
  • the fixing portion 42 ⁇ / b> A press-fitted into the fixing hole 33 of the crank arm 32 can be more firmly fixed to the crank arm 32.
  • the fixing method of the joint pin 42 to the tip portions of the left and right levers 34L and 34R is the same as described above.
  • the spherical portion 42C has a drum shape, and is formed with a larger diameter than the intermediate size barrel portion 42B and the tip size drum portion 42D.
  • the spherical portion 42 ⁇ / b> C has a maximum outer diameter at the central portion in the axial direction, and is formed such that the outer diameter gradually decreases toward both ends in the axial direction.
  • the outer diameters of both end portions in the axial direction of the spherical portion 42C are set to be larger than the outer diameters of the intermediate size barrel portion 42B and the tip size barrel portion 42D.
  • the outer peripheral surface of the spherical portion 42C is formed in a spherical shape as described above.
  • the joint case 46 is manufactured by, for example, resin injection molding, and is formed in a cylindrical shape as shown in FIGS. 2 and 4A to 6.
  • An intermediate portion in the axial direction of the joint case 46 is a cylindrical case main body portion 46 ⁇ / b> A that is a main body portion of the joint case 46.
  • the case body 46A is formed with a through hole (fitting hole) 47 penetrating the case body 46A in the axial direction.
  • the through hole 47 is arranged coaxially with the case main body 46A.
  • the inner peripheral surface of the through-hole 47 has an axial end portion (lower end portion in FIG. 4A) as a cylindrical surface, and the other portion as a spherical surface.
  • the one-end annular wall 46B is formed to project.
  • the one-end annular wall 46 ⁇ / b> B has an annular shape when viewed from the axial direction of the through hole 47, and is arranged coaxially with the through hole 47.
  • the inner diameter of the one-end annular wall 46B is set larger than the inner diameter of the case main body 46A (the inner diameter of the through hole 47).
  • a fitting groove (circumferential groove) 48 extending in the circumferential direction of the one-end annular wall 46B is formed on the outer peripheral surface of the one-end annular wall 46B over the entire circumferential direction of the one-end annular wall 46B.
  • the fitting groove 48 opens toward the radially outer side of the one-end annular wall 46B.
  • a plurality of cut portions 50 cut from one end side in the axial direction of the joint case 46 are formed in the one-end annular wall 46B at intervals in the circumferential direction. Thereby, the one-end annular wall 46B is easily bent in the radial direction.
  • the one-end annular wall 46B corresponds to an “annular wall” in the present disclosure.
  • an end annular groove 52 (not shown in FIG. 5) is formed at a position adjacent to the end annular wall 46B at one end in the axial direction of the case body 46A inside the end end annular wall 46B.
  • the one-end annular groove 52 is formed in an annular shape concentric with the one-end annular wall 46B, and opens toward one axial side of the joint case 46 (the upper side in FIGS. 4A and 6).
  • the one-end annular groove 52 corresponds to an “annular groove” in the present disclosure. Thereby, the one-end annular wall 46B is easily bent in the radial direction.
  • a cylindrical other end annular wall 46C is formed to protrude.
  • the other end annular wall 46 ⁇ / b> C has an annular shape when viewed from the axial direction of the through hole 47, and is disposed coaxially with the through hole 47.
  • the inner diameter of the other end annular wall 46C is set larger than the inner diameter of the case main body 46A.
  • the other end annular wall 46 ⁇ / b> C is formed such that the outer diameter decreases toward the other end side in the axial direction of the joint case 46.
  • the other end annular groove 54 is formed in a portion adjacent to the other end annular wall 46C at the other end in the axial direction of the case main body 46A inside the other end annular wall 46C.
  • the other end annular groove 54 is formed in an annular shape concentric with the other end annular wall 46C and opens toward the other axial side of the joint case 46 (the lower side in FIGS. 4A and 6).
  • the case main body 46A and the other end annular wall 46C have a plurality of cut portions 56 (see FIG. 6) cut from the other axial end side of the joint case 46 (the lower side in FIGS. 4A and 6). It is formed side by side in the circumferential direction. Thereby, the site
  • the joint case 46 configured as described above is fixed to the left end portion of the first link rod 36 by insert molding. Specifically, the left end portion of the first link rod 36 is crushed into a flat plate shape. Further, a circular attachment hole 37 penetrating the left end portion is formed in the left end portion (crushed portion) of the first link rod 36, and a joint case is formed inside the attachment hole 37 and on both sides in the axial direction. 46 is formed.
  • the case main body portion 46 ⁇ / b> A of the joint case 46 is formed so that the hole edge portion of the attachment hole 37 bites into the outer peripheral surface, and displacement in the axial direction with respect to the attachment hole 37 is restricted.
  • the joint case 46 has a plate-like rotation stop portion 46D extending from the outer peripheral surface of the case main body portion 46A to the right end side of the first link rod 36.
  • a rotation projection 46D1 formed at the tip of the rotation stop 46D is fitted into a rotation hole 39 formed in the first link rod 36. Thereby, relative rotation of the joint case 46 around the attachment hole 37 with respect to the first link rod 36 is restricted.
  • the joint case 46 is fixed to the left end portion of the first link rod 36.
  • the joint case 46 is fixed to the right end of the first link rod 36, the right end of the second link rod 38, and the left end of the second link rod 38 in the same manner as described above.
  • the spherical portion 42C of the joint pin 42 is fitted in the through hole 47 of the joint case 46 so as to be able to roll, and the inner peripheral surface of the through hole 47 and the outer peripheral surface of the spherical portion 42C are in spherical contact with each other. Yes. Thereby, the crank arm 32 and the 1st link rod 36 are connected so that relative rotation (rolling) is possible.
  • the joint pin 42 is inserted into the through hole 47 from the other axial end side of the joint case 46, and the joint case 46 has a posture in which the other end annular wall 46C faces the crank arm 32 side (one end annular wall). 46B is disposed in a posture facing the opposite side of the crank arm 32). Note that grease is applied as a lubricant to the inner peripheral surface of the through hole 47 and the outer peripheral surface of the spherical portion 42C.
  • the front end size barrel portion 42D of the joint pin 42 protrudes to the outside (upper side in FIG. 4A) of the joint case 46, and a metal internal tooth washer 60 is attached to the protruding portion.
  • a plurality of internal teeth 60A are formed in the circumferential direction on the inner peripheral portion of the internal tooth washer 60, and these internal teeth 60A are inserted into the distal end dimension part 42D from the other end side in the axial direction. In this way, it bites into the outer peripheral surface of the tip dimension body portion 42D. Thereby, the internal tooth washer 60 can be easily inserted into the distal end dimension part 42D, but is firmly fixed in the removal direction.
  • adheresion is a term including press-fit fixing, caulking fixing, adhesive fixing, welding (heat, vibration, ultrasonic wave, etc.), fitting, insert molding, and the like.
  • outer diameter of the internal tooth washer 60 is set larger than the inner diameter of the through hole 47.
  • the joint case 46 is secured to the other end side in the axial direction with respect to the joint pin 42.
  • the joint case 46 is three-dimensionally rolled with respect to the joint pin 42 (the joint case 46 centering on the center O of the spherical surface portion 42C). The three-dimensional rolling) is set.
  • the internal tooth washer 60 was pressed in the axial direction from the opposite side (the other end side in the axial direction) to the spherical surface portion 42C with respect to the front end dimension part 42D (in other words, the inner teeth were the outer peripheral surface of the front end dimension part 42D). Are bitten by fastening).
  • the internal tooth washer 60 is axially supported by a cylindrical jig in which a concave portion into which the distal end portion (the upper end portion in FIG. 4A) of the distal end dimension portion 42D can be inserted is formed on one end surface in the axial direction.
  • the bottom surface of the concave portion comes into contact with the front end surface of the front end size barrel portion 42D, or the internal tooth washer 60 contacts the stepped surface 42G of the front end size barrel portion 42D as shown in FIG. 4A.
  • the press-fit dimension h (see FIG. 4A) of the internal tooth washer 60 with respect to the front end size barrel part 42D should be controlled to a prescribed dimension according to the depth dimension of the recess or the dimension from the front end surface of the front end dimension cylinder part 42D to the step surface 42G. Can do.
  • the internal tooth washer 60 is covered with a cap 70 fitted to one end of the joint case 46 in the axial direction (end opposite to the crank arm 32).
  • the cap 70 is manufactured by, for example, resin injection molding, and is formed in a bottomed cylindrical shape as shown in FIGS. 2 to 5 and 7.
  • the cap 70 includes a cap main body 70A having a bottomed cylindrical shape (reference numerals omitted except for FIG. 7) and a cylindrical outer cylindrical portion 70B extending from the outer peripheral surface of the cap main body 70A (see FIG. Except for 7).
  • the outer cylindrical portion 70B extends from the axial center of the cap main body 70A to the radially outer side of the cap main body 70A, and on the one axial side of the cap main body 70A (the opening side of the cap main body 70A; the lower side in FIGS. 4A and 7). Side) and extends to one side in the axial direction.
  • an inner fitting wall 72 made of the opening edge of the cap main body 70A and an outer fitting wall 74 made of the outer cylindrical portion 70B are formed as peripheral walls at the opening edge of the cap 70.
  • the outer fitting wall 74 is disposed concentrically with the inner fitting wall 72 on the radially outer side of the inner fitting wall 72.
  • a fitting convex portion 76 extending in the circumferential direction of the outer fitting wall 74 is formed over the entire circumferential direction of the outer fitting wall 74.
  • the outer fitting wall 74 is disposed so as to be retracted to the other axial side of the cap main body 70A than the inner fitting wall 72 (the bottom wall side of the cap main body 70A; the upper side in FIGS. 4A and 7).
  • the outer fitting portion 74 is formed with a plurality of cut portions 78 (see FIG.
  • the cap 70 configured as described above is fitted to the joint case 46 from the side opposite to the crank arm 32, and the through hole 47 of the joint case 46 is closed from the side opposite to the crank arm 32.
  • the inner fitting wall 72 of the cap 70 is fitted inside the one end annular wall 46B of the joint case 46 in a liquid-tight state, and the outer fitting wall is arranged outside the one end annular wall 46B of the joint case 46.
  • 74 is fitted.
  • the cap 70 is secured to the joint case 46 by fitting the fitting convex portion 76 of the outer fitting wall 74 into the fitting groove 48 of the one-end annular wall 46B.
  • the front end portion of the inner fitting wall 72 (the lower end portion in FIGS.
  • the retaining member as the retaining element that is, the internal tooth washer 60, is fitted inside the one end annular wall 46 ⁇ / b> B of the joint case 46 and the cap 70. It is accommodated in an accommodating portion formed between the wall 72 and the wall 72.
  • the link mechanism 30 includes four ball joints 40.
  • a fixing portion 42 ⁇ / b> A formed at one axial end portion of the joint pin 42 is fixed to the first member (the crank arm 32 and the left and right levers 34 ⁇ / b> L, 34 ⁇ / b> R).
  • a spherical portion 42C having a spherical outer peripheral surface is formed in the intermediate portion.
  • a through hole 47 having a spherical inner peripheral surface is formed in the joint case 46 fixed to the second member (the first link rod 36 and the second link rod 38).
  • the spherical portion 42C is fitted so as to be able to roll. Thereby, the 1st member and the 2nd member are connected via joint pin 42 and joint case 46 so that relative rotation (rolling) is possible.
  • an internal tooth washer 60 is fixed to a front end size barrel portion 42D formed at the other axial end of the joint pin 42, and the internal tooth washer 60 pulls the joint case 46 from the joint pin 42. It has stopped. Thereby, it is possible to prevent the joint case 46 from dropping off from the joint pin 42.
  • the internal tooth washer 60 is firmly pressed and fixed in the radial direction by being press-fitted and fixed in the axial direction with respect to the tip dimension part 42D of the joint pin 42. For this reason, there is no need to form a circumferential groove for fitting the E-ring to the front end size barrel portion 42D (the other axial end portion) of the joint pin, and a cutting process for forming the circumferential groove becomes unnecessary. Generation
  • production of refuse etc. can also be suppressed.
  • the E-ring needs to be fitted from the radial direction (axially orthogonal direction) to the narrow circumferential groove of the joint pin where the joint case 46 is assembled and there are few exposed parts. Since a simple assembling jig is not required, the equipment cost is reduced. From the above, according to the present embodiment, the manufacturing cost can be reduced.
  • the internal tooth washer 60 having a plurality of internal teeth 60A formed on the inner peripheral portion thereof is press-fitted and fixed in the axial direction with respect to the front end size barrel portion 42D (the other axial end portion) of the joint pin.
  • the plurality of internal teeth 60A bite in and fix in the radial direction.
  • the plurality of internal teeth 60 ⁇ / b> A of the internal tooth washer 60 can be bitten into the front end dimension part 42 ⁇ / b> D of the joint pin 42.
  • the internal tooth washer 60 is easily inserted into the other axial end portion of the joint pin 42.
  • it can be firmly fixed in the removal direction. Therefore, manufacture of the joint pin 42 becomes easy.
  • the internal tooth washer 60 is inserted until it comes into contact with the stepped surface 42G of the tip dimension body 42D. Thereby, it becomes easy to position the internal tooth washer 60 in the axial direction in the axial direction of the leading end size barrel part 42D, and further, manufacture becomes easier. Even if the stepped surface 42G is not provided on the distal end dimension barrel portion 42D, the internal tooth washer 60 can be press-fitted and fixed to the distal end dimension barrel portion 42D.
  • the internal tooth washer 60 if the same internal tooth washer as an internal tooth washer already installed in the vehicle wiper device 10 (for example, an internal tooth washer mounted on the pivot shafts 22L and 22R) is used, a dedicated one is used. Compared with the case where the retaining member is provided, the component cost can be suppressed.
  • the internal tooth washer 60 is press-fitted (assembled) into the front end dimension part 42D of the joint pin 42, for example, a circle in which a recess into which the front end side of the front end dimension part 42D can be inserted is formed on one end surface in the axial direction.
  • the jig can be assembled with a simple jig with simple operation.
  • the press-fitting dimension h (see FIG. 4A) of the internal tooth washer 60 to the distal end dimension cylinder part 42D is determined according to the setting of the depth dimension of the recess or the dimension from the distal end surface to the stepped surface 42G of the distal end dimension part 42D. Therefore, the assembly accuracy of the internal tooth washer 60 with respect to the joint pin 42 can be easily ensured. In particular, the above-described gap 61 can be easily secured.
  • the through hole 47 of the joint case 46 is formed by the cap 70 that is fitted to the joint case 46 from the side opposite to the first member (the crank arm 32 and the left and right levers 34L and 34R). It is blocked from the opposite side.
  • a space 63 is formed between the joint case 46 and the cap 70.
  • the three-dimensional rolling of the joint case 46 with respect to the joint pin 42 (three-dimensional rolling of the joint case 46 about the center O of the spherical surface portion 42C) is performed within an allowable range.
  • the space is set so that the cap 70 can operate together with the joint case 46 without interfering with the retaining element.
  • the end of the joint case 46 opposite to the first member has one end that forms an annular shape when viewed from the axial direction of the through hole 47.
  • An annular wall 46B is formed.
  • the cap 70 is formed in a bottomed cylindrical shape, and the opening edge of the cap 70 has an inner fitting wall 72 that fits inside the annular wall and an outer fitting that fits outside the annular wall. Wall 74.
  • the inner fitting wall 72 and the outer fitting wall 74 of the cap 70 are fitted to the one end annular wall 46B of the joint case 46 from inside and outside, so that the joint case is interposed between the cap 70 and the joint case 46. It is possible to effectively prevent water from entering into 46. In particular, it is more effective when one axial end portion of the joint pin 42 is arranged as being vertically upward.
  • the front end portion of the inner fitting wall 72 provided at the opening edge portion of the cap 70 is fitted into the one-end annular groove 52 formed in the joint case 46. Therefore, it is possible to more effectively prevent water from entering the joint case 46 from between the cap 70 and the joint case 46.
  • the distal end portion of the inner fitting wall 72 protrudes toward the joint case 46 rather than the distal end portion of the outer fitting wall 74.
  • the joint case 46 can be prevented from falling off from the joint pin 42 with a simple configuration, and the facilities and the assembling jig can be simplified and assembled. Since the productivity is greatly improved by shortening the time, the manufacturing cost can be greatly reduced.
  • the vehicle wiper device 10 according to the present embodiment includes a plurality (four) of the ball joints 40, the vehicle wiper device 10 as a whole produces a cost advantage of multiple times (four times). be able to.
  • the flat washer 62 is press-fitted into the front end size cylinder portion 42D in which a knurl-like uneven portion (not shown) is formed in the region 42H by means of rolling or the like on the outer peripheral surface. It is fixed. Thereby, the flat washer 62 can be firmly fixed to the distal end dimension part 42D. Even when the flat washer 62 is used, a stepped surface 42G may be provided on the front end size barrel portion 42D which is the other axial end portion of the joint pin 42.
  • FIG. 8 shows a first modification of the ball joint 40 according to the first embodiment.
  • the cap 80 is made of rubber.
  • the cap 80 is formed in a bottomed cylindrical shape, and is fitted to the joint case 46 from the side opposite to the first member (the crank arm 32 and the left and right levers 34L and 34R). Specifically, a portion on one end side in the axial direction of the joint case 46 is fitted inside a side wall (peripheral wall) 80 ⁇ / b> A of the cap 80.
  • the cap 80 closes the through hole 47 of the joint case 46 (in other words, the opening of the one end annular wall 46B) from the side opposite to the crank arm 32.
  • a fitting projection 82 extending in the circumferential direction of the side wall 80A is formed over the entire area in the circumferential direction of the side wall 80A.
  • the fitting projection 82 is fitted into the fitting groove 48 of the one-end annular wall 46B (see FIG. 9).
  • the cap 80 is fitted to the joint case 46 in a liquid-tight manner.
  • a plurality (here, a pair) of waterproof protrusions (waterproof lips) 84 are provided on the inner peripheral surface of the cap 80 in the axial direction one end side. , 86 are formed side by side in the axial direction of the cap 80. These waterproof projections 84 and 86 extend in the circumferential direction of the cap 80 and are formed over the entire circumferential direction of the cap 80. These waterproofing protrusions 84 and 86 protrude toward the inner side in the radial direction of the cap 80, and are configured to be in liquid-tight contact with the outer peripheral surface of the one-end annular wall 46 ⁇ / b> B of the joint case 46.
  • the cap 80 fitted to the joint case 46 is made of rubber, so that the cap 80 can be adhered to the joint case 46 satisfactorily. Thereby, it is possible to more effectively prevent water from entering the joint case 46 when the ball joint 40 is wet.
  • the fitting projection 82 is fitted into the fitting groove 48. Thereby, it can be made to recognize to a worker by tactile sensation that the cap 80 is normally assembled to the joint case 46. As a result, the assembly failure rate of the cap 80 can be reduced.
  • the ball joint 40 It is possible to prevent water from entering the inside of the joint case 46 from the pair of waterproofing protrusions 84 and 86 even when the water is immersed.
  • FIG. 10 shows a second modification of the ball joint 40 according to the first embodiment in a cross-sectional view corresponding to a part of FIG. 4A.
  • a retaining member 90 as a retaining element different from the internal tooth washer 60 according to the first embodiment is fixed to the front end size barrel portion 42D of the joint pin 42 by caulking from the axial direction.
  • the retaining member 90 is manufactured, for example, by pressing a sheet metal, and is formed in a substantially bottomed cylindrical shape.
  • the retaining member 90 may be fixed to the distal end dimension part 42D in the axial direction and may be fixed in the radial direction.
  • the retaining member 90 includes a bottomed cylindrical main body portion 90A having a small axial dimension, and a flange portion 90B extending in a flange shape from the opening end of the main body portion 90A.
  • the leading end size barrel portion 42D is fitted, and the flange portion 90B projects outward in the radial direction of the leading end dimension barrel portion 42D.
  • a fixing hole 92 penetrating the bottom wall is formed at the center of the bottom wall of the main body 90A.
  • a convex portion 42D1 that protrudes to the opposite side of the spherical surface portion 42C is formed at the center portion of the distal end surface of the distal end size barrel portion 42D.
  • the convex portion 42D1 is inserted through the fixing hole 92 and protrudes toward the axial direction one side (the upper side in FIG. 10) of the main body 90A with respect to the bottom wall of the main body 90A.
  • the projecting portion is crimped in the axial direction of the joint pin 42, whereby the main body 90A, that is, the retaining member 90 is fixed to the distal end barrel portion 42D in the axial direction.
  • the joint case 46 can be prevented from falling off the joint pin 42 by the flange portion 90B of the retaining member 90.
  • FIG. 11 shows a third modification of the ball joint 40 according to the first embodiment in a cross-sectional view corresponding to a part of FIG. 4A.
  • the retaining member 90 different from the internal tooth washer 60 according to the first embodiment is fixed to the front end dimension part 42D of the joint pin 42 by the axial adhesion, so that the axial direction It has a fixed configuration.
  • the retaining member 90 is the same as the retaining member 90 according to the second modification described above, but has a configuration in which the fixing hole 92 is not formed in the bottom wall of the main body 90A.
  • the convex portion 42D1 according to the second modified example is not formed on the distal end surface of the distal end dimension part 42D, and the distal end surface of the distal end dimension part 42D and the bottom wall of the main body 90A are formed. Bonded (fixed) by an adhesive 94.
  • the retaining member 90 may be fixed in the axial direction with respect to the distal end dimension part 42D, and the peripheral surface may be fixed in the radial direction with an adhesive.
  • the joint case 46 can be prevented from falling off from the joint pin 42 by the flange portion 90B of the retaining member 90.
  • FIG. 12 shows a ball joint 100 according to the second embodiment in a cross-sectional view corresponding to FIG. 4A.
  • a ball joint 100A and ball joints 100B, 100C, and 100D are applied. These ball joints 100A to 100D have the same configuration.
  • a retaining portion 42F as a retaining element protruding in the radial direction of the joint pin 42 is provided at the other axial end portion (the upper end portion in FIG. 12) of the joint pin 42.
  • the internal tooth washer 60 according to the first embodiment is omitted.
  • the retaining portion 42F is formed by plastic deformation of the joint pin itself during cold forging of the joint pin 42, and protrudes in a hook shape (flange shape) from the other axial end of the joint pin 42. .
  • the outer diameter of the retaining portion 42 ⁇ / b> F is set larger than the inner diameter of the through hole 47.
  • a gap for allowing three-dimensional rolling of the joint case 46 relative to the joint pin 42 is set between the retaining portion 42F and the case main body portion 46A of the joint case 46.
  • the fixing portion 42A of the joint pin 42 is fixed to the first member (the crank arm 32 and the left and right levers 34L, 34R), the second member (the first link rod 36 and the second link rod).
  • the joint pin 42 is inserted into the through hole 47 of the joint case 46 attached to 38) from the fixing portion 42A side, and the spherical portion 42A of the joint pin 42 is fitted into the through hole 47.
  • the fixing portion 42A of the joint pin 42 is fixed to the first member (the crank arm 32 and the left and right levers 34L, 34R) by, for example, caulking.
  • the joint case 46 since the joint case 46 is prevented from being removed from the joint pin 42 by the retaining portion 42F of the joint pin 42, the joint case 46 can be prevented from falling off from the joint pin 42.
  • the retaining portion 42F is formed when the joint pin 42 is cold forged. For this reason, it is not necessary to form a circumferential groove for fitting the E-ring to the other axial end portion of the joint pin 42, and cutting for forming the circumferential groove is not necessary.
  • a special assembling jig used when fitting the E-ring into the circumferential groove from the direction perpendicular to the axis becomes unnecessary, so that the equipment cost is reduced. From the above, the manufacturing cost can be reduced.
  • the present disclosure has been described with reference to some embodiments, the present disclosure can be implemented with various modifications without departing from the scope of the present disclosure. It goes without saying that the scope of rights of the present disclosure is not limited to the above embodiments.
  • the four ball joints 40A to 40D and 100A to 100D have the same configuration, but have different dimensions and sizes in consideration of the load and strength applied to the portions. Things can be applied.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

L'invention concerne un joint à rotule comprenant : un axe d'articulation dont une extrémité axiale est fixée sur un bras de manivelle (premier élément), et une partie sphérique comportant une surface périphérique externe sphérique est formée dans le milieu axial ; un boîtier de joint fixé sur une première tige annulaire (deuxième élément) et dans lequel est formé un trou traversant comportant une surface périphérique interne sphérique, la partie sphérique étant ajustée roulante dans le trou traversant ; et un élément de verrouillage disposé d'un seul tenant avec un élément distinct ou sous la forme d'un élément distinct, à partir de l'axe d'articulation, au niveau de l'autre extrémité axiale dudit axe, qui fait saillie dans le sens du diamètre de l'axe d'articulation et qui verrouille le boîtier de joint sur l'axe d'articulation.
PCT/JP2019/001718 2018-04-19 2019-01-21 Joint à rotule pour dispositif d'alimentation de véhicule, et dispositif d'alimentation de véhicule WO2019202794A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018080837A JP2019188881A (ja) 2018-04-19 2018-04-19 ボールジョイント及びワイパ装置
JP2018-080837 2018-04-19

Publications (1)

Publication Number Publication Date
WO2019202794A1 true WO2019202794A1 (fr) 2019-10-24

Family

ID=68240110

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/001718 WO2019202794A1 (fr) 2018-04-19 2019-01-21 Joint à rotule pour dispositif d'alimentation de véhicule, et dispositif d'alimentation de véhicule

Country Status (2)

Country Link
JP (1) JP2019188881A (fr)
WO (1) WO2019202794A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020210696A1 (de) 2020-08-24 2022-02-24 Robert Bosch Gesellschaft mit beschränkter Haftung Wischervorrichtung für ein Fahrzeug sowie ein Verfahren zur Herstellung einer solchen Wischervorrichtung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171217U (ja) * 1983-05-02 1984-11-15 市光工業株式会社 球継手部の抜け防止装置
JPS59217015A (ja) * 1983-05-20 1984-12-07 Ricoh Co Ltd 回転体固定装置
JPS60137218U (ja) * 1984-02-22 1985-09-11 自動車電機工業株式会社 車両用ワイパリンク機構の球接手
JPS63140107A (ja) * 1986-11-22 1988-06-11 テーエルヴェー　エーレンライヒ　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツンク　ウント　コンパニー　コマンデイットゲゼルシャフト 自動車の伝動リンケージ用玉継手
JPH10141352A (ja) * 1996-11-15 1998-05-26 Jidosha Denki Kogyo Co Ltd ボールジョイント装置
JP2004340297A (ja) * 2003-05-16 2004-12-02 Asmo Co Ltd ボールジョイント及びワイパ装置
JP6247417B1 (ja) * 2017-04-13 2017-12-13 株式会社トープラ スタッドボルトと被固定部材との固定構造、固定方法及びスタッドボルト

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171217U (ja) * 1983-05-02 1984-11-15 市光工業株式会社 球継手部の抜け防止装置
JPS59217015A (ja) * 1983-05-20 1984-12-07 Ricoh Co Ltd 回転体固定装置
JPS60137218U (ja) * 1984-02-22 1985-09-11 自動車電機工業株式会社 車両用ワイパリンク機構の球接手
JPS63140107A (ja) * 1986-11-22 1988-06-11 テーエルヴェー　エーレンライヒ　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツンク　ウント　コンパニー　コマンデイットゲゼルシャフト 自動車の伝動リンケージ用玉継手
JPH10141352A (ja) * 1996-11-15 1998-05-26 Jidosha Denki Kogyo Co Ltd ボールジョイント装置
JP2004340297A (ja) * 2003-05-16 2004-12-02 Asmo Co Ltd ボールジョイント及びワイパ装置
JP6247417B1 (ja) * 2017-04-13 2017-12-13 株式会社トープラ スタッドボルトと被固定部材との固定構造、固定方法及びスタッドボルト

Also Published As

Publication number Publication date
JP2019188881A (ja) 2019-10-31

Similar Documents

Publication Publication Date Title
KR101422460B1 (ko) 차량용 윈드실드 와이퍼 구동기
JP2006522705A (ja) 自動車の風防ガラスワイパ装置を組み立てる方法および構造
JP2011105098A (ja) ワイパ装置
WO2019202794A1 (fr) Joint à rotule pour dispositif d'alimentation de véhicule, et dispositif d'alimentation de véhicule
CN102712297B (zh) 刮水器
JP5224369B2 (ja) アイドラギヤ支持構造
US6348002B1 (en) Slip yoke sealing and positioning plug
JP2003247529A (ja) ボールジョイント
EP3498572A1 (fr) Système de direction
JP2002538037A (ja) ワイパ支承装置
JP2011225065A (ja) ボールジョイントおよびリンク部材
CN203176201U (zh) 十字轴式万向接头
JP2004036700A (ja) ジョイント装置のソケットの製造方法
JP5035264B2 (ja) 自在継手
JP5072341B2 (ja) 部材接続方法、同方法により接続された複合部材
JP6622331B2 (ja) 治具及び組立方法
JP3872655B2 (ja) 等速ジョイント用ラビリンスシール構造
JPH10331861A (ja) 弾性軸継手
US11167786B2 (en) Steering shaft and method of manufacturing steering shaft
JPH073118Y2 (ja) 細径配管接続用コネクター
JPS6135482Y2 (fr)
JP4397512B2 (ja) トルクコンバータの組立て方法及びセットプレート
JP2008232252A (ja) 部材接続方法および同方法により接続された複合部材
KR101101410B1 (ko) 액슬 하우징
JPH1178454A (ja) サスペンションアーム

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19788705

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19788705

Country of ref document: EP

Kind code of ref document: A1