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    • 1. 发明授权
    • Driving apparatus for rolling mill
    • 轧机驱动装置
    • US5140838A
    • 1992-08-25
    • US716988
    • 1991-06-18
    • Nobuo KomeyamaTetsuo Hirasawatsu
    • Nobuo KomeyamaTetsuo Hirasawatsu
    • B21B13/14B21B13/02B21B35/14F16D1/12
    • B21B35/142B21B13/023
    • Driving apparatus for a rolling mill includes upper and lower work rolls for rolling a workpiece having a longitudinal axis lying in a horizontal plane, upper and lower driving shafts for driving the upper and lower work rolls, respectively, an upper universal joint operatively coupling the upper work roll to the upper driving shaft, and a lower universal joint operatively coupling the lower work roll to the lower driving shaft. The upper and lower work rolls have axes lying in planes parallel to the horizontal plane of the workpiece longitudinal axis and are slanted in opposite directions with respect to the longitudinal axis of the workpiece. The upper and lower driving shafts are disposed symmetrically with respect to the horizontal plane of the workpiece longitudinal axis and a vertical plane passing through the workpiece longitudinal axis. The upper and lower universal joints have yokes at angles which are 90 degrees out of phase with each other, whereby the phase angles of the corresponding upper and lower universal joints are 90 degrees out of phase and the rotation speeds of the upper and lower work rolls are equalized.
    • 用于轧机的驱动装置包括用于滚动具有水平面的纵向轴线的工件的上下工作辊,用于驱动上下工作辊的上下驱动轴,上万向接头, 工作辊到上驱动轴,下万用接头将下工作辊可操作地连接到下驱动轴。 上下工作辊具有位于与工件纵向轴线的水平平面平行的平面中的轴线,并且相对于工件的纵向轴线在相反方向倾斜。 上下驱动轴相对于工件纵向轴线的水平面和通过工件纵向轴线的垂直平面对称设置。 上下万向接头具有彼此相差90度的角度的轭,由此相应的上和下万向接头的相位角相差90度,上下工作辊的转速 均衡。
    • 2. 发明申请
    • TORQUE LIMITER
    • 扭矩限制
    • US20110100169A1
    • 2011-05-05
    • US12737048
    • 2009-06-04
    • Nobuo KomeyamaAkihide Nagayama
    • Nobuo KomeyamaAkihide Nagayama
    • B25B23/14
    • F16D9/06F16D1/0805
    • An annular shear valve protection member is disposed on an outer circumferential surface of a circumferentially extending portion of a cutting portion of a shaft member which is positioned radially outwards of shear valves and in the same axial position as the shear valves. Maintenance work such as replacement of shear valves of a torque limiter is performed by switching as required the state of the shear valve protection member 7 between a tightly attached state in which the shear valve protection member is not allowed to move relatively to the outer circumferential surface of the circumferentially extending portion and a tight attachment cancelled state in which the shear valve protection member is allowed to move circumferentially relative to the outer circumferential surface of the circumferentially extending portion by changing the diameter of the shear valve protection member by an operating portion of the shear valve protection member.
    • 环形剪切阀保护构件设置在轴构件的切割部分的周向延伸部分的外圆周表面上,该轴构件的切割部分位于剪切阀的径向向外并且在与剪切阀相同的轴向位置。 通过根据需要切换剪切阀保护部件7的状态,使剪切阀保护部件不能相对于外周面移动的紧密附着状态进行维修工作,例如更换扭矩限制器的剪切阀 的周向延伸部分和紧密附接取消状态,其中通过改变剪切阀保护构件的直径来改变剪切阀保护构件的直径,使得剪切阀保护构件相对于周向延伸部分的外周表面周向移动 剪切阀保护构件。
    • 4. 发明授权
    • Torque limiter
    • 扭矩限制器
    • US08590433B2
    • 2013-11-26
    • US12737048
    • 2009-06-04
    • Nobuo KomeyamaAkihide Nagayama
    • Nobuo KomeyamaAkihide Nagayama
    • B25B23/14
    • F16D9/06F16D1/0805
    • A shear valve protection member is disposed radially outwards of the shear valves and in the same axial position as the shear valves, which can be switched between a tightly attached state in which the strip-shaped shear valve protection member cannot move relatively to a cutting portion which connects to the other member by virtue of a frictional force generated between the cutting portion and itself by tightly attaching the cutting portion thereto in the radial direction and a tight attachment cancelled state in which the strip-shaped shear valve protection member can move in a circumferential direction relative to the cutting portion. The shear valve protection member can be switched between a position where the shear valves are covered with the shear valve protection member and a position where the shear valves are exposed from the shear valve protection member through the through holes therein.
    • 剪切阀保护构件设置在剪切阀的径向外侧并且在与剪切阀相同的轴向位置处,该剪切阀可以在其中带状剪切阀保护构件不能相对于切割部分移动的紧密附接状态之间切换 其通过在切割部分和自身之间产生的摩擦力在径向方向上紧密地附接切割部分而连接到另一个部件,以及紧密的附接取消状态,其中带状剪切阀保护部件可以在 相对于切割部分的圆周方向。 剪切阀保护构件可以在剪切阀被剪切阀保护构件覆盖的位置和剪切阀从剪切阀保护构件通过其中的通孔暴露的位置之间切换。
    • 5. 发明申请
    • Universal Joint
    • 万向节
    • US20080108445A1
    • 2008-05-08
    • US11662335
    • 2005-09-08
    • Akihide NagayamaNobuo Komeyama
    • Akihide NagayamaNobuo Komeyama
    • F16D3/00
    • F16B31/06F16D3/385F16D3/41F16D2300/12
    • There is provided a universal joint in which a crack is difficult to be produced at a bottom portion of a screw of a bolt for fixing a bearing cup or a bearing holder to a yoke even when excessive large load repeatedly acts and which can withstand to be used over a long period of time under a condition in which a large load of a drive system of a load of a rolling mill or the like acts.In a universal joint of a block type or the like in which a bearing cup 3 for supporting a trunnion 11 of a joint cross 1 through needle-like rollers 2 is fixed to a yoke 4 by a bolt 5, by constituting the bolt 5 by a bolt subjected to roll forming after a heat treatment, a fiber flow along a shape of a screw is formed, a residual compressive stress is generated right below a surface of a bottom portion of the screw, and an allowable fatigue limit is considerably increased in comparison with that of a bolt by turning process of a background art.
    • 提供了一种万向接头,其中即使在过大的负载重复作用并且能够承受的情况下,也难以在用于将轴承座或轴承座固定到轭的螺栓的螺钉的底部处产生裂纹 在轧机等的负载的驱动系统的大负荷作用的条件下长时间使用。 在通过针状辊2将用于支撑接头十字1的耳轴11的轴承杯3通过螺栓5固定到轭架4的块式或类似的万向接头中,通过由螺栓5构成螺栓5 在热处理后进行轧制成形的螺栓,形成沿着螺杆形状的纤维流,在螺杆的底部的正下方产生残留的压缩应力,允许的疲劳极限大大增加 通过翻转背景技术的过程与螺栓的比较。
    • 7. 发明授权
    • Torque limiter
    • 扭矩限制器
    • US08419552B2
    • 2013-04-16
    • US12735337
    • 2009-01-07
    • Akihide NagayamaNobuo Komeyama
    • Akihide NagayamaNobuo Komeyama
    • F16D7/02
    • F16D3/80F16D1/0805F16D7/021F16D9/06Y10T403/11Y10T403/13Y10T403/22
    • A torque limiter includes a cylindrical member, and a shaft member which is fitted rotatably in the cylindrical member. The cylindrical member has a main body portion having in an interior thereof an oil pressure expansion chamber for pressing an inner circumferential surface of the cylindrical member against an outer circumferential surface of the shaft member and an oil release passage which is opened to the oil pressure expansion chamber at one end portion while being closed tightly at the other end portion and which is positioned further radially outwards than an outer circumferential surface of the main body portion. When the cylindrical member stays still relative to the shaft member, the other end portion of the oil release passage is accommodated within a cap member which is screwed to be fixed in a threaded hole. When the cylindrical member rotates relative to the shaft member, the other end portion of the oil release passage is broken by the cap member, whereby the oil release passage is opened to the outside. When the cylindrical member is rotated relative to the shaft member in such a state that the cap member is not screwed in the threaded hole and in such a state that the oil release passage is not opened to the outside, the other end portion of the oil release passage moves in the circumferential direction within circumferentially extended groove while being spaced apart from the circumferentially extended groove.
    • 扭矩限制器包括圆柱形构件和可旋转地装配在圆柱形构件中的轴构件。 所述圆筒部件具有主体部,所述主体部在其内部具有用于将所述筒状部件的内周面压靠在所述轴部件的外周面的油压膨胀室,以及向所述油压膨胀开放的排油通路 同时在另一端部处紧密地封闭并且位于比主体部分的外周表面更进一步径向向外的位置。 当圆柱形构件相对于轴构件保持静止时,排油通道的另一端部容纳在螺纹固定在螺纹孔中的盖构件内。 当圆柱形构件相对于轴构件旋转时,油分离通道的另一端部被盖构件打破,从而油分离通道向外部开放。 当圆柱形构件相对于轴构件旋转的状态下,盖构件未旋拧在螺纹孔中并且在油释放通道不向外部打开的状态下,油的另一端部 释放通道在圆周方向延伸的槽内沿圆周方向移动,同时与周向延伸的凹槽间隔开。
    • 9. 发明授权
    • Lubricant supply for universal joint
    • 万向节润滑剂供应
    • US5006005A
    • 1991-04-09
    • US492353
    • 1990-03-08
    • Nobuo Komeyama
    • Nobuo Komeyama
    • F16D3/26F16D3/41F16N21/00
    • F16N21/00F16D3/41Y10T403/257Y10T403/32704Y10T403/32729
    • A lubricant supply assembly for a universal joint comprises a universal joint, two rotation shafts connected via the universal joint and being capable of being bent relative to one another, ball-and-socket joints secured at the two rotation shafts, and a coupling tube provided at the universal joint for introducing a lubricant from one of the two rotation shafts to the other of the two rotation shafts. The coupling tube is a single tube. The end of the coupling tube is fixed to a ball in one of the ball-and-socket joints while the other end of the coupling tube slidably penetrates a ball in the other of the ball-and-socket joints to protrude from it.
    • 一种用于万向接头的润滑剂供应组件包括万向接头,通过万向接头连接并能相对弯曲的两个旋转轴,固定在两个旋转轴上的球窝接头,以及提供的联接管 在用于将两个旋转轴中的一个旋转轴中的一个引导到两个旋转轴中的另一个的万向接头处。 联轴器是单管。 联接管的端部固定在一个球窝接头中的球上,而联接管的另一端可滑动地穿过另一个球窝接头中的球从其突出。
    • 10. 发明授权
    • Universal joint
    • 万向节
    • US4955741A
    • 1990-09-11
    • US329740
    • 1989-03-28
    • Nobuo Komeyama
    • Nobuo Komeyama
    • F16J15/52B63B21/00F16D3/40F16D3/42F16D3/43F16D3/84
    • F16D3/843B63B21/00F16D3/43Y10T403/32041Y10T403/32091Y10T403/32181
    • A universal joint includes a pair of yokes each having two trunnions projecting radially thereof, and an annular intermediate ring having bearings arranged on two diametrical lines thereof intersecting each other at right angles for supporting the respective trunnions. An annular central cover having a spherical outer surface is fixedly intimately fitted around the intermediate ring. Between the ring and a connecting flange at the outer end of each yoke, a collar is formed on the yoke. A pair of annular side covers each having a spherical inner surface slidable in contact with the spherical outer surface of the central cover each have an outer end portion horizontal in section and fixed to the periphery of the collar. An annular seal member in intimate contact with the outer surface of the central cover is provided at the inner end portion of each side cover. A clearance required for the sliding movement of the side covers is formed between the inner ends of the side covers. The connecting flange is so sized as to permit the side cover to pass thereover.
    • 万向接头包括一对轭,每个轭具有两个径向突出的耳轴,以及环形中间环,其具有布置在其两条直径线上的轴承,其直角相交,用于支撑相应的耳轴。 具有球形外表面的环形中心盖固定地紧密地装配在中间环周围。 在环和在每个轭的外端的连接凸缘之间,在轭上形成一个套环。 一对具有可与中央盖的球面外表面滑动接触的球形内表面的环形侧盖各自具有水平分段的外端部分并且固定到套环的周边。 在每个侧盖的内端部设置有与中心盖的外表面紧密接触的环形密封件。 在侧盖的内端之间形成侧盖的滑动所需的间隙。 连接法兰的尺寸应使侧盖通过。