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    • 121. 发明公开
    • Method and device for measuring bearing ring strain during mounting
    • Verfahren und Vorrichtung zur Spannungsmessung von Lagerringwährendder Montage
    • EP1508709A2
    • 2005-02-23
    • EP04103927.2
    • 2004-08-16
    • Aktiebolaget SKF
    • Falk, JohanLidström, Annika
    • F16C35/063F16D1/09
    • F16C23/08F16C19/26F16C35/063F16C2229/00G01M13/04
    • The invention refers to a method and a device for integrated cable signal adjustment, when mounting a bearing with a taper bore on a shaft, whereby the strain is measured at the bearing ring as the bearing ring is driven up axially on the shaft, and the instantaneous clearance, reduction in the bearing is calculated on basis of the measured strain, and using the reduction of the internal bearing clearance for determining the amount the bearing shall be driven along the shaft, that for compensating a systematic measurement error in form of a too high measurement result appearing when the strain measurement takes place on the side face of the bearing ring instead of on the inner envelope surface thereof, a compensating device (17) is connected in a cable (16) between a sensor (15) fitted to the point of measurement and an indicator displaying the measurement result, and that the compensating device (17) is caused to lower the measurement signal before reaching the indicator, with a factor corresponding to the measurement error.
    • 本发明涉及一种在轴上安装具有锥孔的轴承的集成电缆信号调节的方法和装置,由此当轴承轴在轴上被驱动时,在轴承环处测量应变,并且 瞬时间隙,轴承的减少是根据测量的应变计算的,并且使用内轴承间隙的减小来确定轴承应沿轴驱动的量,用于补偿系统测量误差 当在轴承环的侧面而不是在其内包络面上进行应变测量时出现高测量结果,补偿装置(17)连接在电缆(16)之间,该电缆(16)安装到 测量点和显示测量结果的指示器,并且使得补偿装置(17)在到达指示器之前降低测量信号,事实上 r对应于测量误差。
    • 126. 发明公开
    • Locking nut
    • 锁定螺母
    • EP0794338A1
    • 1997-09-10
    • EP97630014.5
    • 1997-02-28
    • THE TIMKEN COMPANY
    • Harbottle, William E.Joki, Mark A.
    • F16B39/38F16B39/02
    • F16B39/38F16B39/02F16C19/548F16C25/06F16C2226/60F16C2229/00
    • A compact locking nut (N) has a body (50) provided with a threaded bore (52) along which the nut (N) engages a thread so that upon rotation it will advance over a thread to a position suitable for securing and positioning a machine component such as a bearing. The nut (N) has a machined back face (66) along which it bears against the secured machine component and a front face (64) at its other end. The body (50) contains two grooves (70,72) - one (70) external in that it opens outwardly and the other (72) internal in that it opens into the bore (52) - and these grooves (70,72) divide the body (50) into a clamping section (74), a locking section (76), and an intervening web (78) which is thin enough to flex with relative ease. The external groove (70) lies closest to the back face (66), whereas the internal groove (72) lies closest to the front face (64). On its exterior the body (50) has lands (56) which extend out to the front face (64). Typically, the body (50) derives from a forging having lands (56) an a bore (52). The threads (54), the two grooves (70,72), and the back face (66) are all machined while the body (50) is gripped along its lands (56) in a chuck with the front face (64) in the chuck. In other words, essentially all of the machining is performed in a single setup. Machine screws (84) pass through the locking section (76) and web (78) thread into the clamping section (74), and when turned down drive the locking section (76) over the clamping section (74) to jam the threads (54) of the nut N on the thread engaged by the nut (N). The nut (N) may as be provided in an inside-out variation.
    • 紧凑的锁定螺母(N)具有设有螺纹孔(52)的主体(50),螺母(N)沿螺纹孔(52)接合螺纹,从而在旋转时螺纹将穿过螺纹前进到适于固定和定位 机器部件如轴承。 螺母(N)具有机加工的背面(66),沿着该背面抵靠固定的机器部件并且在其另一端部处具有前面(64)。 本体(50)包含两个凹槽(70,72) - 一个(70)外部向内开口,另一个(72)内部向内开口(52) - 并且这些凹槽(70,72) 将本体(50)分成夹紧部分(74),锁定部分(76)和中间连接板(78),中间连接板足够薄以便相对容易弯曲。 外槽(70)最靠近后表面(66),而内槽(72)最靠近前表面(64)。 在其外部,主体(50)具有延伸到前表面(64)的平台(56)。 典型地,主体(50)源自具有凸台(56)的锻造件的孔(52)。 螺纹54,两个凹槽70,72和后表面66都是机加工的,同时主体50沿其台面56夹持在夹盘中, 夹头。 换句话说,基本上所有的加工都是在一个设置中进行的。 机械螺钉84穿过锁定部分76和腹板78旋入夹紧部分74中,并且当向下转动时,锁定部分76在夹紧部分74上方驱动, 螺母N与螺母(N)接合的螺纹上。 螺母(N)可以以内外变化提供。
    • 127. 发明公开
    • Double-row ball bearing
    • Zweireihiges Kugellager
    • EP0786604A2
    • 1997-07-30
    • EP97106069.4
    • 1992-12-30
    • MINEBEA KABUSHIKI-KAISHA
    • Obara, RikuroTatsuno, Katashi
    • F16C19/18F16C25/06
    • F16C19/08F16C19/184F16C19/56F16C25/06F16C2229/00
    • A double-row ball bearing suitable for office automation equipment comprises an axle (1) supported for rotation within a sleeve (2) by means of first and second sets of ball bearings (5, 9). The first set of ball bearings (5) runs between an axle ball race (3) formed directly in an outer surface of the axle (1) and an outer ball race (4) which may be formed directly in an inner surface of the sleeve (2) or in an outer ring mounted in the sleeve (2). The second set of ball bearings (9) runs between an inner ring (6) mounted on the axle (1) and an outer ball race (8) formed in an inner surface of the sleeve (2). The inner ring (6) is pre-loaded and then fixed to the axle (1) to provide a suitable axial clearance between the sets of ball bearings.
    • 适用于办公自动化设备的双列球轴承包括通过第一组和第二组滚珠轴承(5,9)支撑以在套筒(2)内旋转的轴(1)。 第一组球轴承(5)在直接形成在轴(1)的外表面中的轴球座(3)和外球面滚珠(4)之间延伸,所述外滚珠座直接形成在套筒的内表面中 (2)或安装在套筒(2)中的外圈中。 第二组球轴承(9)在安装在轴(1)上的内圈(6)和形成在套筒(2)的内表面中的外球座(8)之间延伸。 内环(6)被预先装载,然后固定在轴(1)上,以在两组滚珠轴承之间提供合适的轴向间隙。
    • 128. 发明公开
    • A method for mounting preloaded bearings
    • Montageverfahrenfürvorgespannte Lager
    • EP0742376A1
    • 1996-11-13
    • EP96850089.2
    • 1996-05-07
    • Aktiebolaget SKF
    • Manne, NilsJohansson, Per-Olof
    • F16C25/06
    • F16C19/548F16C35/06F16C35/078F16C2229/00Y10T29/49682Y10T29/49696Y10T29/497Y10T29/49865
    • A method for mounting on a shaft (2) extending through a housing (1), a preloaded rolling bearing assembly incorporating first and second rolling bearings (6, 7) capable of supporting axial load, comprising the following features; mounting the outer race rings of both bearings (6, 7) in axially fixed positions in the housing (1),
      mounting inner race rings (6a, 7a) with shrink fit on the shaft (2), and with the rolling bodies disposed between said inner and outer race rings,
      introducing in the interface between the inner envelope surface of the inner race ring (7a) of the second bearing (7) and the shaft (2) a pressure medium, creating a thin medium film in said interface for allowing said inner race ring (7a) to be axially displaced,
      applying an axial force on said inner race ring (7a), measuring the axial force thus applied,
      draining the pressure medium from the interface between inner race ring (7a) and shaft (2), when a predetermined axial force is reached, and
      relieving said axial force.
    • 一种用于安装在延伸穿过壳体(1)的轴(2)上的方法,包括能够支撑轴向载荷的第一和第二滚动轴承(6,7)的预加载的滚动轴承组件,包括以下特征; 将两个轴承(6,7)的外圈环安装在壳体(1)中的轴向固定位置,通过收缩配合安装在轴(2)上的内圈圈(6a,7a),并且滚动体设置在 所述内圈和外圈圈在第二轴承(7)的内圈环(7a)的内包络表面和轴(2)之间的界面处被引入压力介质,在所述界面中产生薄介质膜 允许所述内座圈(7a)轴向移位,在所述内座圈(7a)上施加轴向力,测量所施加的轴向力,从所述内座圈(7a)和轴( 2),当达到预定的轴向力并减轻所述轴向力时。