JP2001323923A5 - - Google Patents

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Publication number
JP2001323923A5
JP2001323923A5 JP2000139876A JP2000139876A JP2001323923A5 JP 2001323923 A5 JP2001323923 A5 JP 2001323923A5 JP 2000139876 A JP2000139876 A JP 2000139876A JP 2000139876 A JP2000139876 A JP 2000139876A JP 2001323923 A5 JP2001323923 A5 JP 2001323923A5
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JP
Japan
Prior art keywords
ball
bearing
opening
dust cover
head
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2000139876A
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Japanese (ja)
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JP2001323923A (en
JP3824293B2 (en
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Publication date
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Priority to JP2000139876A priority Critical patent/JP3824293B2/en
Priority claimed from JP2000139876A external-priority patent/JP3824293B2/en
Publication of JP2001323923A publication Critical patent/JP2001323923A/en
Publication of JP2001323923A5 publication Critical patent/JP2001323923A5/ja
Application granted granted Critical
Publication of JP3824293B2 publication Critical patent/JP3824293B2/en
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Expired - Fee Related legal-status Critical Current

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【0010】
図1は本発明の実施例によるボールジョイント1を表す。このボールジョイント1は、球状の球頭部4と、球頭部4から延出し反球頭部側端部にねじ5を有する柄部3からなるボールスタッド2と、ボールスタッド2の球頭部4を揺動回動自在に包持し、一端端部が開口するベアリング開口部7、他端が円弧状に閉じる底部30を有するベアリング6と、ベアリング6を内包し、一端にベアリング開口部7側端部が開口するハウジング開口部14aを有するハウジング11とを備える。ハウジング11は、抜け止めのための環状の上リング11aと、ベアリング6の底部30外周側に配置される下カップ11bとより構成される。そして、ハウジング11の下カップ11bの下カップ開口部14b内周には、段状の第一段部12と、第一段部12に連続し小径となる第二段部13が形成され、第二段部13には、ベアリング6の外周に形成したベアリングフランジ8が着座し、第二段部13には、下カップ開口部14b内周に配置される上リング11aの外周に形成した上リング鍔部41が着座する。上リング11aの内周は、所望するベアリング6のベアリング開口部7外周曲率と同一曲率の曲内面42を有し、その外周には上リング鍔部41に連続し軸線方向に延びる立壁部43が形成される。そしてゴム状弾性体からなるダストカバー16の、補強環22が内部に埋設される他方大開口部17が上リング11aの立壁部43に固定され、断面略L字状のL字環23が内部に埋設され、断面略コの字状の取付部材であるフェルール24が装着される一方小開口部18がボールスタッド2の外周に固定される。
[0010]
FIG. 1 represents a ball joint 1 according to an embodiment of the invention. The ball joint 1 includes a spherical ball head portion 4, the ball stud 2 consisting of handle portion 3 and having a male screw 5 extends out Hantama head side end portion from the spherical head portion 4, the ball stud 2 spheres The bearing 4 includes a bearing 6 having a head 4 and a bearing opening 7 open at one end and a bottom 30 closing the other end in a circular arc, and a bearing 6 at one end And a housing 11 having a housing opening 14a that is open at the end of the portion 7 side. The housing 11 is composed of an annular upper ring 11 a for retaining and a lower cup 11 b disposed on the outer peripheral side of the bottom portion 30 of the bearing 6. Then, on the inner periphery of the lower cup opening 14b of the lower cup 11b of the housing 11, a stepped first stepped portion 12 and a second stepped portion 13 continuous with the first stepped portion 12 and having a smaller diameter are formed. A bearing flange 8 formed on the outer periphery of the bearing 6 is seated on the two-stage portion 13, and an upper ring formed on the outer periphery of the upper ring 11a disposed on the inner periphery of the lower cup opening 14b on the second step 13. The buttocks 41 are seated. The inner periphery of the upper ring 11a has a curved inner surface 42 having the same curvature as the outer peripheral curvature of the bearing opening 7 of the desired bearing 6, and on the outer periphery a standing wall 43 extending in the axial direction continuously with the upper ring flange 41 It is formed. The large opening 17 of the dust cover 16 made of a rubber-like elastic material, in which the reinforcing ring 22 is embedded, is fixed to the standing wall 43 of the upper ring 11a, and the L-shaped ring 23 having a substantially L-shaped cross section The small opening 18 is fixed to the outer periphery of the ball stud 2 while a ferrule 24 which is a mounting member having a substantially U-shaped cross section is embedded.

【0014】
まず図4に示す如く、ハウジング11の下カップ11bの下カップ開口部14b側からベアリング6を挿入し、ベアリング6の底部30を下カップ11bの内周面に、ベアリング6のフランジ部を下カップ11bの第二段部13に着座させ、続いてベアリング6のベアリング開口部7側からボールスタッド2の球頭部4を挿入する。次に図5に示す如く、下カップ11bの下カップ開口部14b内周側に、上リング11aを挿入し、ベアリング6のベアリング開口部7を上リング11aの曲内面42に倣って内周側に折曲させるとともに、上リング11a鍔部41を下カップ11bの第一段部12に着座させ、この状態で下カップ11bの下カップ開口部14bをかしめ加工し、図6に示す如き、予備組立体81を組付る。
[0014]
First, as shown in FIG. 4, the bearing 6 is inserted from the lower cup opening 14b side of the lower cup 11b of the housing 11, the bottom 30 of the bearing 6 is on the inner peripheral surface of the lower cup 11b, and the flange 8 of the bearing 6 is lower. Then, the ball head 4 of the ball stud 2 is inserted from the side of the bearing opening 7 of the bearing 6. Next, as shown in FIG. 5, the upper ring 11a is inserted on the inner peripheral side of the lower cup opening 14b of the lower cup 11b, and the bearing opening 7 of the bearing 6 follows the curved inner surface 42 of the upper ring 11a. And the upper ring 11a is seated on the first step 12 of the lower cup 11b, and the lower cup opening 14b of the lower cup 11b is crimped in this state, as shown in FIG. the assembly 81 that only assembling.

【図面の簡単な説明】
【図1】本発明の実施例によるボールジョイントを表す部分断面平面図である。
【図2】図1のA部拡大図である。
【図3】本発明の実施例によるボールジョイントのダストカバーを表す断面平面図である。
【図4】本発明の実施例によるボールジョイントを組付する第一段を表す部分断面平面図である。
【図5】本発明の実施例によるボールジョイントを組付する第二段を表す部分断面平面図である。
【図6】本発明の実施例によるボールジョイントの組付途中の予備組立体を表す部分断面平面図である。
【図7】本発明の実施例による取着部材をダストカバーに装着する工程を表す断面平面図である。
【図8】本発明の他の実施例によるボールジョイントを表す部分断面平面図である。
【図9】図5のB部拡大図である。
【図10】従来のボールジョイントを表す部分断面平面図である。
【図11】図7のC部拡大図である。
Brief Description of the Drawings
FIG. 1 is a partial sectional plan view of a ball joint according to an embodiment of the present invention.
FIG. 2 is an enlarged view of a part A of FIG. 1;
FIG. 3 is a cross-sectional plan view of a dust cover of a ball joint according to an embodiment of the present invention.
4 is a partial cross-sectional plan view illustrating the first stage floor subjecting set a ball joint according to an embodiment of the present invention.
5 is a partial cross-sectional plan view showing a second stage floor subjecting set a ball joint according to an embodiment of the present invention.
FIG. 6 is a partial cross-sectional plan view illustrating a pre-assembly during assembly of a ball joint according to an embodiment of the present invention.
FIG. 7 is a cross-sectional plan view showing the process of attaching the attachment member to the dust cover according to the embodiment of the present invention.
FIG. 8 is a partial sectional plan view showing a ball joint according to another embodiment of the present invention.
9 is an enlarged view of a portion B of FIG. 5;
FIG. 10 is a partial sectional plan view showing a conventional ball joint.
11 is an enlarged view of a portion C of FIG. 7;

Claims (2)

球状の球頭部(4)と該球頭部(4)から延出する柄部(3)とを有するボールスタッド(2)と、該ボールスタッド(2)の球頭部(4)を包持するベアリング(6)と、該ベアリング(6)を保持し、一方端部に内周から前記ボールスタッド(2)の柄部(3)を突出させる開口部を有するハウジング(11)と、一方小開口部(18)が前記ボールスタッド(2)の柄部(3)外周に、他方大開口部(17)が前記ハウジング(11)の外周側に装着されるダストカバー(16)と、該ダストカバー(16)の一方小開口部(18)内側に位置し、軸線方向に延びる略円筒状の円筒部(25)と該円筒部(25)の前記ボールスタッド(2)の反球頭部側端部から外周方向に延びるフランジ部(28)とから構成される取付部材(24)とからなるボールジョイントにおいて、前記取付部材(24)の円筒部(25)は、前記フランジ部(28)から連続し軸線に沿って延びる垂直部(26)と該垂直部(26)の反フランジ部側端部から外周方向に傾斜する傾斜部(27)とよりなり、前記ダストカバー(16)の小開口部(18)の内周には複数のリップ部(19,20)が形成され、前記ボールスタッド(2)の球頭部(4)側のリップ部(20)内径(D)は、他のリップ部(19)内径(d)より大径に形成されていることを特徴とするボールジョイント。A ball stud (2) having a spherical ball head (4) and a handle (3) extending from the ball head (4), and a ball head (4) of the ball stud (2) A housing (11) having a bearing (6) to be held and an opening for holding the bearing (6) and causing the handle (3) of the ball stud (2) to protrude from the inner periphery at one end; A dust cover (16) having a small opening (18) attached to the outer periphery of the handle (3) of the ball stud (2) and a large opening (17) attached to the outer periphery of the housing (11); A substantially cylindrical cylindrical portion (25) located inside one small opening (18) of the dust cover (16) and extending in the axial direction, and the anti-spherical head of the ball stud (2) of the cylindrical portion (25) A mounting member (24) including a flange (28) extending in the outer peripheral direction from the side end And a cylindrical portion (25) of the mounting member (24) is a vertical portion (26) continuous from the flange portion (28) and extending along an axis, and an anti-flange of the vertical portion (26). A plurality of lip portions (19, 20) are formed on the inner periphery of the small opening (18) of the dust cover (16), comprising an inclined portion (27) which is inclined in the outer peripheral direction from the end portion side portion The inner diameter (D) of the lip portion (20) on the ball head (4) side of the ball stud (2) is formed larger than the inner diameter (d) of the other lip portions (19) Ball joint. 前記ボールジョイントのダストカバー(16)は小開口部(18)内周に、球頭部(4)側から漸次小径となる複数のリップ部(70)を有していることを特徴とする請求項1記載のボールジョイント。The dust cover (16) of the ball joint is characterized in that it has a plurality of lip portions (70) in the small opening (18) on the inner periphery, the diameter gradually decreasing from the ball head (4) side. The ball joint according to Item 1.
JP2000139876A 2000-05-12 2000-05-12 Ball joint Expired - Fee Related JP3824293B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000139876A JP3824293B2 (en) 2000-05-12 2000-05-12 Ball joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000139876A JP3824293B2 (en) 2000-05-12 2000-05-12 Ball joint

Publications (3)

Publication Number Publication Date
JP2001323923A JP2001323923A (en) 2001-11-22
JP2001323923A5 true JP2001323923A5 (en) 2004-10-14
JP3824293B2 JP3824293B2 (en) 2006-09-20

Family

ID=18647254

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000139876A Expired - Fee Related JP3824293B2 (en) 2000-05-12 2000-05-12 Ball joint

Country Status (1)

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JP (1) JP3824293B2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008128351A (en) * 2006-11-21 2008-06-05 Honda Motor Co Ltd Ball joint mounting structure
JP5376237B2 (en) * 2009-09-15 2013-12-25 Nok株式会社 Dust cover for ball joint
JP6011997B2 (en) 2012-10-12 2016-10-25 Nok株式会社 Dust cover for ball joint
JP6241209B2 (en) * 2013-03-08 2017-12-06 Nok株式会社 Dust boot and manufacturing method thereof
JP6176588B2 (en) * 2013-05-28 2017-08-09 Nok株式会社 Dust cover for ball joint
EP2905486B1 (en) * 2014-02-11 2019-05-29 Roller Bearing Company of America, Inc. Swaged bearing assembly with a flange mounted thereon

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