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    • 82. 发明公开
    • CONSTANT VELOCITY UNIVERSAL JOINT
    • HOMOKINETISCHES GELENK
    • EP1079128A4
    • 2003-09-17
    • EP99926790
    • 1999-06-24
    • NTN TOYO BEARING CO LTD
    • KADOTA TETSUROYAMAZAKI KENNTA
    • F16D3/223F16D3/2233F16D3/224F16D3/2245
    • F16D3/2233F16D3/2245F16D2003/22303F16D2300/12
    • A constant velocity universal joint, comprising an external joint member (1) having a spherical inner diameter surface (1a) in which, for example, three curved guide grooves (1b) are formed axially, an internal joint member (2) having a spherical outer diameter surface (2a) in which, for example, three curved guide grooves (2b) are formed axially, three torque transmission balls (3), for example, arranged in a bolt rack in which the guide grooves (1b) of the external joint member (1) and the guide grooves (2b) of the internal joint member (2) opposed to the guide grooves (1b) are formed in cooperation with each other, a holder (4) holding the torque transmission balls (3), and an elastic member (5) installed between the outer diameter surface (2a) of the internal joint member (2) and the inner diameter surface (4a) of the holder (4).
    • 一种包括外接头构件(1)的球形固定式等速万向接头,在其球面内圆周表面(1a)上具有沿轴向形成的弯曲导向槽(1b),内接头构件(2)具有弯曲 在其球面外圆周表面(2a)上沿轴向形成的导向槽(2b),设置在通过外接头构件(1)的引导槽(1b)的配合形成的球轨中的球(3) 和内侧接头构件(2)的引导槽(2b)和保持该球(3)的保持架(4)。 外接头构件(1)的引导槽(1b)的中心和内接头构件(2)的引导槽(2b)的中心在轴向彼此偏移相等的距离 方向相对于包括球(3)的中心的关节的中心平面。 球轨逐渐朝向关节的开口侧或最内侧减小。 所述保持架(4)的内周面(4c)的开口侧的至少一个区域形成在与所述内侧接头部件(2)的外周面(2a)嵌合的圆筒面(4a1)中, 并且具有与所述内侧接头部件(2)的外周面(2a)嵌合的球面部(5c)的保持部件(5)配置在所述圆筒面(4a1)上。 独立权利要求还包括针对保持架(4)中的偏移的几何形状和球(3)的间隙。
    • 88. 发明公开
    • CONSTANT VELOCITY UNIVERSAL JOINT
    • 恒速普遍联合
    • EP3263939A1
    • 2018-01-03
    • EP16755105.0
    • 2016-01-26
    • NTN Corporation
    • TAKABE, ShinichiNISHIOKA, Suguru
    • F16D3/84F16J3/04F16J15/52
    • F16D3/84F16D3/2055F16D3/223F16D3/24F16D3/845F16D2003/22316F16D2300/12F16J3/04F16J3/041F16J15/52
    • The present invention relates to a constant velocity universal joint in which a large-diameter mounting portion (80a) is fastened and fixed by a fastening clamp (82A (82B)) in a state of being externally fitted onto a boot receiving portion (85) of an outer joint member (55 (62)), and in which a small-diameter mounting portion (80b) is fastened and fixed by a fastening clamp (83A (83B)) in a state of being externally fitted onto a boot receiving portion (86) of a shaft (50). A circumferential clamp groove (90) to which the fastening clamp (82A (82B)) is fitted is formed in an outer peripheral surface of the large-diameter mounting portion (80a) A protruding portion (91) is formed at a boot outer side end portion of an inner peripheral surface of the large-diameter mounting portion (80a). A recessed portion (92) to which the protruding portion (91) of the large-diameter mounting portion (80a) is fitted is formed in the boot receiving portion (85) being a cylindrical surface of the outer joint member (55 (62)). A projection (93) is formed in the vicinity of a boot inner side of the recessed portion (92).
    • 等速万向接头技术领域本发明涉及一种等速万向接头,其中大直径安装部分(80a)通过紧固夹具(82A(82B))以外嵌于套管接收部分(85)的状态被紧固和固定, (55(62))的外表面上,并且其中小直径安装部分(80b)通过紧固夹具(83A(83B))以外部装配到保护罩接收部分 (50)的轴(86)。 在大直径安装部80a的外周面上形成有供紧固夹82A(82B)嵌合的周向夹紧槽90。在凸缘外侧形成有突起部91, 大直径安装部分(80a)的内周表面的端部。 在作为外侧联轴器构件(55(62))的圆筒面的轴承罩收纳部(85)上形成有供大径安装部(80a)的突出部(91)嵌合的凹部(92) )。 突起(93)形成在凹部(92)的防护罩内侧附近。