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    • 2. 发明公开
    • RADIALWÄLZLAGER, INSBESONDERE EINREIHIGES KUGELROLLENLAGER
    • 径向轴承,尤其是列球ROLLENLAGER
    • EP1963694A1
    • 2008-09-03
    • EP06818124.7
    • 2006-12-09
    • Schaeffler KG
    • HOFMANN, HeinrichDÖPPLING, HorstGOPPELT, Georg
    • F16C19/34F16C43/06
    • F16C19/26F16C33/36F16C43/06F16C2240/40
    • The invention relates to a radial rolling bearing, in particular single-row spherical-roller bearing, which is composed substantially of an outer bearing ring (2) and an inner bearing ring (3) and of a plurality of spherical rollers (4), which spherical rollers (4) are arranged between said bearing rings (2,3), which spherical rollers (4) have in each case two side faces (5,6) which are flattened symmetrically from a spherical basic shape and are arranged parallel to one another, and which spherical rollers (4) are retained with uniform spacing to one another in the peripheral direction by means of a bearing cage. Here, the spherical rollers (4) have a width (bk) between their side faces (5,6) of approximately 70% of the diameter (d-k) of their spherical basic shape, and roll with their running faces (7) in two groove-shaped raceways (10,11) which are formed in the inner side (8) of the outer bearing ring (2) and in the outer side (9) of the inner bearing ring (3). According to the invention, at least one of the axial rims (12, 13, 14, 15) which delimit the groove-shaped raceways (10,11) in the bearing rings (2,3) is designed to be reduced in radial height such that the radial bearing (1) can, by means of the increased spacing (aL2) of said rim (12, 13, 14, 15) to the radially opposite rim (12, 13, 14, 15), be equipped with an increased number of spherical rollers (4) in an axial assembly process.
    • 3. 发明公开
    • RADIALWÄLZLAGER, INSBESONDERE EINREIHIGES RILLENWÄLZLAGER
    • RADIALWÄLZLAGER,INSBESONDERE EINREIHIGESRILLENWÄLZLAGER
    • EP1957812A1
    • 2008-08-20
    • EP06828607.9
    • 2006-12-05
    • Schaeffler KG
    • HOFMANN, HeinrichDÖPPLING, HorstBOHR, AndreasEIDLOTH, Rainer
    • F16C33/36F16C33/54
    • F16C33/36F16C19/26F16C33/4635F16C33/4682F16C33/541F16C33/547F16C33/565F16C33/6614Y02T10/865
    • The invention relates to a radial rolling bearing (1), especially a single-row deep groove rolling bearing, which substantially consists of an outer bearing ring (2) and of an inner bearing ring (3) as well as of a multitude of rollers (4), arranged between the bearing rings (2, 3) and held at uniform distances from one another in the peripheral direction by a bearing cage (5) which is assembled from two ring halves (6, 7). The rollers (4) of the radial rolling bearing (1) are configured in the form of spherical disks that each have two parallel lateral surfaces (8, 9) which are symmetrically flattened from a basic spherical shape and which roll off in two groove-type raceways (11, 12) with their faces (10). Said raceways are incorporated into the inner face (13) of the outer bearing ring (2) and into the outer face (14) of the inner bearing ring (3). The bearing cage (5) according to the invention is characterized by having individual cage pockets (15) for each roller (4), said pockets encircling the roller on a reference line. The rollers (4) are axially guided between the bearing rings (2, 3) via two low-friction line contacts between their lateral surfaces (8, 9) and the longitudinal webs (16, 17) of the cage pockets (15). The rollers are configured to have a defined degree of freedom for self-alignment to the pressure angle of the radial rolling bearing (1).
    • 本发明涉及一种径向滚动轴承(1),尤其是单列深沟滚动轴承,其基本上由外轴承环(2)和内轴承环(3)以及多个滚子 (2,3)之间并且通过由两个环半部(6,7)组装而成的轴承保持架(5)在周向方向上彼此保持均匀的距离。 径向滚动轴承(1)的滚子(4)构造成球形盘的形式,每个球形盘具有两个平行的侧表面(8,9),所述侧表面从基本球形对称地变平并且以两个凹槽形状滚动, (11,12)和它们的面(10)。 所述滚道被结合到外轴承环(2)的内表面(13)中和内轴承环(3)的外表面(14)中。 根据本发明的轴承保持架(5)的特征在于具有用于每个滚轮(4)的单独的保持架凹座(15),所述凹座在基准线上环绕滚轮。 辊(4)通过它们的侧表面(8,9)与保持架凹口(15)的纵向腹板(16,17)之间的两个低摩擦线接触在轴承环(2,3)之间沿轴向引导。 这些辊被构造成具有用于与径向滚动轴承(1)的压力角自对准的确定的自由度。
    • 7. 发明授权
    • RADIALWÄLZLAGER, INSBESONDERE EINREIHIGES KUGELROLLENLAGER
    • RADIALWÄLZLAGER,INSBESONDERE EINREIHIGES KUGELROLLENLAGER
    • EP1963694B1
    • 2009-07-15
    • EP06818124.7
    • 2006-12-09
    • Schaeffler KG
    • HOFMANN, HeinrichDÖPPLING, HorstGOPPELT, Georg
    • F16C19/34F16C43/06
    • F16C19/26F16C33/36F16C43/06F16C2240/40
    • The invention relates to a radial rolling bearing, in particular single-row spherical-roller bearing, which is composed substantially of an outer bearing ring (2) and an inner bearing ring (3) and of a plurality of spherical rollers (4), which spherical rollers (4) are arranged between said bearing rings (2,3), which spherical rollers (4) have in each case two side faces (5,6) which are flattened symmetrically from a spherical basic shape and are arranged parallel to one another, and which spherical rollers (4) are retained with uniform spacing to one another in the peripheral direction by means of a bearing cage. Here, the spherical rollers (4) have a width (b k ) between their side faces (5,6) of approximately 70% of the diameter (d­ k ) of their spherical basic shape, and roll with their running faces (7) in two groove-shaped raceways (10,11) which are formed in the inner side (8) of the outer bearing ring (2) and in the outer side (9) of the inner bearing ring (3). According to the invention, at least one of the axial rims (12, 13, 14, 15) which delimit the groove-shaped raceways (10,11) in the bearing rings (2,3) is designed to be reduced in radial height such that the radial bearing (1) can, by means of the increased spacing (a L2 ) of said rim (12, 13, 14, 15) to the radially opposite rim (12, 13, 14, 15), be equipped with an increased number of spherical rollers (4) in an axial assembly process.
    • 本发明涉及一种径向滚动轴承,尤其是单列球面滚子轴承,其基本上由外轴承圈(2)和内轴承圈(3)以及多个球面滚子(4)组成, (4)设置在所述轴承环(2,3)之间,所述球面滚子(4)分别具有两个侧面(5,6),所述侧面从球形基本形状对称地平坦化并且平行于 并且借助于轴承保持架将哪些球形滚子(4)沿圆周方向彼此保持均匀的间隔。 在此,球面滚子(4)在它们的侧面(5,6)之间具有其球形基本形状的直径(dk)的大约70%的宽度(bk),并且其滚动面(7)以两 在外轴承环(2)的内侧(8)和内轴承环(3)的外侧(9)中形成的槽形滚道(10,11)。 根据本发明,限定轴承环(2,3)中的槽形滚道(10,11)的轴向边缘(12,13,14,15)中的至少一个被设计为径向高度 使得径向轴承(1)能够借助于所述轮辋(12,13,14,15)与径向相对的轮辋(12,13,14,15)之间的增大的间距(a L2)配备有 在轴向装配过程中球形滚子(4)的数量增加。
    • 9. 发明公开
    • SCHRÄGWÄLZLAGER, INSBESONDERE MEHRREIHIGES KUGELROLLENLAGER
    • 多列角接触球滚子轴承
    • EP1977125A1
    • 2008-10-08
    • EP07702339.8
    • 2007-01-16
    • Schaeffler KG
    • HOFMANN, HeinrichDÖPPLING, HorstEIDLOTH, RainerRUOFF, Gottfried
    • F16C19/38F16C19/50F16C33/36
    • F16C19/38F16C19/505F16C19/56F16C33/36F16C2300/02
    • The invention relates to an angular contact roller bearing (1) which is embodied as multi-row ball roller bearing and which is composed essentially of an outer bearing ring (2) and an inner bearing ring (3) as well as of a plurality of ball rollers (5, 6) which are arranged between the bearing rings (2, 3), are held at equal distances from one another by a bearing cage (4) and, are arranged in at least two rows (7, 8) vertically offset one next to the other and each have two side faces (9, 10, 11, 12) which are flattened off symmetrically from a basic spherical shape. The ball rollers (5, 6) in the two rows (7, 8) roll here with running faces (13, 14) in groove-shaped raceways (17, 18, 19, 20) which are respectively adjacent to one another, are formed in the outer and the inner bearing rings (2, 3), have pressure angle axes (21, 22) extending parallel to one another and are each arranged adjoining one another in such a way that the respectively adjacent ball rollers (5, 6) of the two rows (7, 8) are arranged directly one next to the other with their side faces (10, 11) which point toward one another. According to the invention, the adjacent ball rollers (5, 6) in the two rows (7, 8) are respectively arranged on a common rotational axis (23, 24) which extends at right angles to the pressure angle axes (21, 22), and said ball rollers (5, 6) have diameters (d-i, d2) and widths (bi, b2) which are dimensioned in such a way that envelope cones (25, 26) which form tangents with all these ball rollers (5, 6) at their diameters (di, d2) are arranged with their cone tips (27, 28) precisely at the intersection point (SR) of the common rotational axes (23, 24) with the bearing longitudinal axis (29).