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    • 2. 发明授权
    • Apparatus for automatically performing plural sequential spherical
grinding operations on workpieces
    • 用于在工件上自动执行多次连续球磨的装置
    • US4829716A
    • 1989-05-16
    • US865864
    • 1986-05-22
    • Shuji UedaKunio NakataMamoru InoueKazuhiko Fujino
    • Shuji UedaKunio NakataMamoru InoueKazuhiko Fujino
    • B24B13/00B24B13/005B24B13/04
    • B24B13/0031Y10T279/17521Y10T279/35
    • An apparatus for automatically performing plural sequential spherical grinding operations on workpieces such as optical lenses includes a machine base, an index table mounted on the machine base for rotation about an axis, a plurality of chuck units supported by the index table at positions equally spaced about the axis for grasping respective work pieces, and a conveyor for sequentially moving the workpieces adjacent the index table. A positioning device is located adjacent the conveyor for positioning sequentially workpieces to be ground at a selected position on the conveyor. A transfer device is positioned adjacent the conveyor and the index table to sequentially grasp individual workpieces at the selected position and transfer such workpieces sequentially to respective of the chuck units as the index table is rotated about the axis. The chuck units grasp or chuck the respective workpieces. A plurality of grinding units are mounted on the machine base at positions above the chuck units. A plurality of workpiece feed units are mounted on the machine base beneath the index table at positions corresponding to and aligned with positions of respective grinding units. Each feed unit clamps a respective chuck unit, rotates the same, and moves the same upwardly from the index table toward the respective grinding unit.
    • 用于在诸如光学透镜的工件上自动执行多次连续球磨的装置包括:机座,安装在机座上的分度台,用于围绕轴线旋转;多个卡盘单元,由分度台支撑在等距间隔的位置 用于抓取各个工件的轴线和用于顺序地移动邻近指数台的工件的输送机。 定位装置位于传送带附近,用于在输送机上的选定位置处顺序地定位要被研磨的工件。 传送装置位于输送机和分度台附近,以在所选择的位置顺序地抓住各个工件,并且当分度表围绕轴旋转时,将这些工件顺序地传送到相应的卡盘单元。 卡盘单元抓住或卡住相应的工件。 多个研磨单元在卡盘单元上方的位置安装在机器基座上。 多个工件供给单元在分度台下方的机器基座上安装在与各个研磨单元的位置对应并对准的位置处。 每个进给单元夹紧相应的卡盘单元,旋转它们,并将其从分度台向上移动到相应的研磨单元。
    • 4. 发明授权
    • Curved surface formation polishing apparatus
    • 弯曲表面形成抛光装置
    • US4656787A
    • 1987-04-14
    • US725651
    • 1985-04-22
    • Shuji UedaKunio NakadaKazuhiko FujinoHiroshi SaekiKenji Fujishiro
    • Shuji UedaKunio NakadaKazuhiko FujinoHiroshi SaekiKenji Fujishiro
    • B24B13/04B24B13/015B24B13/06B24B13/00
    • B24B13/015
    • A curved surface formation polishing apparatus for rotationally symmetrical objects such as optical lenses, mirrors, etc., which is so arranged that, by relatively displacing a processing tool and a workpiece in a direction generally intersecting at right angles with the rotary axis of the processing tool mounted on a rotating spindle so as to follow a predetermined curved surface cross section shape, grinding loci at a processing point of the workpiece formed by an abrasive grain cutting edge of the processing tool will overlap each other by crossing as the processing proceeds, thus achieving a favorable finished surface. Moreover, according to another embodiment of the present invention, more than two processing tools can be mounted on the same rotary axis, and there is provided a device for displacing the processing tools in the direction of the rotary axis so as to change-over the processing tools according to end uses and processing steps, so that change-over of the processing tools is facilitated, while it becomes possible to reduce deterioration in the accuracy of the processed shape by setting errors of the processing tools, with a simultaneous simplification of construction of the apparatus and reduction in cost for an improved mass-productivity.
    • 一种用于诸如光学透镜,反射镜等的旋转对称物体的弯曲表面形成抛光装置,其被布置为通过使加工工具和工件沿大致与加工的旋转轴线成直角相交的方向相对移位 工具安装在旋转主轴上以便遵循预定的弯曲表面横截面形状,由加工工具的磨粒切削刃形成的工件的加工点处的研磨轨迹将随着处理进行而通过交叉而彼此重叠,因此 实现良好的表面。 此外,根据本发明的另一实施例,可以将多于两个的加工工具安装在相同的旋转轴上,并且提供了一种用于使加工工具沿旋转轴线的方向移位的装置,以便转换 根据最终用途和加工步骤的加工工具,从而便于加工工具的转换,同时通过设置加工工具的错误来减少加工形状的精度的降低,同时简化结构 的设备和降低成本以提高批量生产率。
    • 6. 发明授权
    • Exposure equipment for display tube fabrication
    • 显示管制造曝光设备
    • US5822130A
    • 1998-10-13
    • US613101
    • 1996-03-08
    • Hiroyuki NaganoTakashi InoueKazuo UenoShohroh MochidaShuji UedaOsamu Adachi
    • Hiroyuki NaganoTakashi InoueKazuo UenoShohroh MochidaShuji UedaOsamu Adachi
    • H01J9/227G02B13/08G03C5/00G02B41/00
    • H01J9/2274H01J9/2272H01J9/2273
    • Light radiated from a light source is gathered by an oval mirror. The gathered light is incident on one end of a rod-shaped optical integrator, integrated and made uniform within the optical integrator, and is radiated from the other end of the optical integrator. The light from the optical integrator is diffused and projected on an exposure area of a display tube by a lens system. The lens system presents an astigmatism, thereby forming a first virtual focus and a second virtual focus on its virtual image area. The diffused light is apparently diffused vertically at the first virtual focus and apparently diffused horizontally at the second virtual focus. The first vertical focus and the second vertical focus correspond respectively in position to the positions of the vertical deflection means and horizontal deflection means of the display tube. Therefore, the directions of the exposure light beams which shed light on green, blue, and red dots are in agreement with the directions of the deflected electron beams. As a result, the deflected electron beams can sweep over the green, blue, and red dots accurately in synchronization with image signals.
    • 从光源辐射的光由椭圆形镜子聚集。 收集的光入射到棒状光学积分器的一端,在光学积分器内整合并均匀,并从光学积分器的另一端辐射。 来自光学积分器的光被透镜系统扩散并投影在显示管的曝光区域上。 透镜系统呈现散光,从而在其虚拟图像区域上形成第一虚拟焦点和第二虚拟焦点。 散射光明显地在第一虚拟焦点处垂直扩散,并且在第二虚拟焦点处明显地水平扩散。 第一垂直焦点和第二垂直焦点分别对应于显示管的垂直偏转装置和水平偏转装置的位置。 因此,在绿色,蓝色和红色点处发光的曝光光束的方向与偏转的电子束的方向一致。 结果,偏转的电子束可以与图像信号同步地精确地扫过绿色,蓝色和红色点。