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    • 1. 发明专利
    • Workpiece surface working method
    • 工作表面工作方法
    • JP2005136227A
    • 2005-05-26
    • JP2003371192
    • 2003-10-30
    • Hiroshi EdaRitsuha ShuToyota Motor Corpトヨタ自動車株式会社立波 周弘 江田
    • EDA HIROSHISHU RITSUHAKAMIYA SUMIO
    • B24B7/20B24B1/00B24D3/00B24D3/28B24D7/02H01L21/304
    • PROBLEM TO BE SOLVED: To provide a surface working method for achieving the distortionless working and non-defective working of wafers such as a silicon wafer, compound wafer or fragile material wafer to be used for electronic equipment relevant parts by fixed abrasive, and making thin those wafers.
      SOLUTION: This method for carrying out the surface working of a workpiece is configured to attach cerium oxide abrasive particulate and a grinding stone constituted of salts and synthetic resin to a constant pressure or constant dimension system grinding machine, to bring it into contact with the surface of a plate-shaped workpiece, and to rotate at least either the grinding stone or the workpiece under dry type conditions using no water or other working solution. In this case, it is especially desired that the workpiece is a silicon wafer.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种用于实现用于固定磨料的电子设备相关部件的硅晶片,复合晶片或脆性材料晶片等晶片的无失真加工和无缺陷加工的表面加工方法, 并制造薄晶片。

      解决方案:用于进行工件表面加工的这种方法被配置为将氧化铈磨料颗粒和由盐和合成树脂构成的研磨石附着到恒压或恒定系统的磨碎机上,使其接触 与板状工件的表面一起,并且在干式条件下使用无水或其它工作溶液,至少在研磨石或工件上旋转。 在这种情况下,特别希望工件是硅晶片。 版权所有(C)2005,JPO&NCIPI

    • 3. 发明专利
    • Posture control system
    • 姿势控制系统
    • JP2007108925A
    • 2007-04-26
    • JP2005297611
    • 2005-10-12
    • Toyota Motor Corpトヨタ自動車株式会社
    • KAMIYA SUMIOEDA HIROSHIKIMURA TAKAYUKI
    • G05D3/00B23Q5/28B24B41/04H01L41/09H01L41/12H01L41/187H01L41/20
    • PROBLEM TO BE SOLVED: To provide a posture control system for highly precisely controlling the posture of a heavy load on a posture controller according to each grinding working stage when working an article in which fine shape dimension precision or the flatness of a finish face is required such as a silicon wafer or a magnetic disk substrate.
      SOLUTION: This posture control system is configured of at least a location control part 20; a current control part 30; a posture controller 50; an actuator 40; a sensor for measuring the displacement quantity of the posture controller; and an amplifier 60 for amplifying the output of the sensor. The output of the sensor is amplified by the amplifier, and feed back to the location control part so that a primary loop can be configured, and measured currents obtained by measuring currents to be output to the actuator by a current sensor are feed back to the proportionality control part of the current control part so that a secondary loop can be configured of the current control part, and the various gains of the primary loop are adjusted so as to be relatively larger than the gain of the secondary loop.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种姿势控制系统,用于当加工精细形状尺寸精度或精加工平整度的制品时,根据每个研磨工作台高度精确地控制姿势控制器上的重负荷姿势 需要如硅晶片或磁盘基板的面。 该姿势控制系统至少由位置控制部20构成, 电流控制部30; 姿势控制器50; 致动器40; 用于测量姿势控制器的位移量的传感器; 以及用于放大传感器的输出的放大器60。 传感器的输出由放大器放大,并反馈到位置控制部分,从而可以配置主回路,并且通过测量通过电流传感器输出到致动器的电流获得的测量电流被反馈到 电流控制部分的比例控制部分,使得可以由电流控制部分构成二次回路,并且调整主回路的各种增益,使其相对大于次级回路的增益。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Apparatus and method for precision processing
    • 装置和精密加工方法
    • JP2007038358A
    • 2007-02-15
    • JP2005226419
    • 2005-08-04
    • Toyota Motor Corpトヨタ自動車株式会社
    • KAMIYA SUMIOIWASE HISAONAGAIKE TETSUYAEDA HIROSHISHU RITSUHA
    • B24B47/12B23Q15/00B23Q15/22B23Q17/20B24B7/04B24B41/047B24B47/14B24B49/02
    • B24B37/005B24B41/061B24B49/04B24B49/12
    • PROBLEM TO BE SOLVED: To provide an apparatus and a method for precision processing capable of highly accurately controlling both thickness and flatness of a target to be ground by conducting feedback control when controlling a travel amount of a moving part constituting a precision processing apparatus and a posture of a posture controller throughout steps from rough grinding to fine precision grinding. SOLUTION: A second base 3 for supporting a rotator 6b for rotating a grinding stone b is equipped with a feed screw mechanism 4 and an actuator 5 so that grinding is carried out while a travel of the second base 3 is appropriately controlled during steps from rough grinding to ultraprecision grinding. The posture controller 7 is provided between a rotator 6a for rotating the target (a) to be ground and a first base 2. The precision processing apparatus measures the thickness and flatness of the target (a) by optical probes 91 and 92, sends the measurement results to a computer 94, and sends a feedback instruction to the posture controller 7 to eliminate deviation between a target value and the measured value for controlling the posture. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种精密加工的装置和方法,其能够通过在控制构成精密加工的移动部件的行进量时进行反馈控制来高精度地控制被研磨对象物的厚度和平坦度 装置和姿势控制器的姿势,从粗磨到精密磨削。 解决方案:用于支撑用于旋转研磨石b的旋转体6b的第二基座3装备有进给螺杆机构4和致动器5,使得在第二基座3的行进被适当地控制期间进行研磨 从粗磨到超精密研磨。 姿势控制器7设置在用于使待研磨的目标物(a)旋转的旋转体6a和第一基体2之间。精密加工装置通过光学探头91,92测量靶(a)的厚度和平坦度, 将测量结果发送到计算机94,并且向姿势控制器7发送反馈指令,以消除目标值与用于控制姿势的测量值之间的偏差。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Attitude control device and precision machining device
    • 姿态控制装置和精密加工装置
    • JP2006181694A
    • 2006-07-13
    • JP2004379810
    • 2004-12-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • KAMIYA SUMIOIWASE HISAONAGAIKE TETSUYAEDA HIROSHISHU RITSUHA
    • B23Q1/34B23Q5/22B23Q5/28B24B7/04B24B47/22
    • B24B37/12B24B49/10
    • PROBLEM TO BE SOLVED: To provide an attitude control device capable of highly accurately controlling the attitude of a mounted object on the attitude control device according to a grinding stage, and a precision machining device.
      SOLUTION: This attitude control device 1 is constituted of a first surface material 21 and a second surface material 22 in parallel to the first surface material 21 with an interval L. A spherical body 3 is interposed at an attitude in which a part of the spherical body 3 is stored in recessed parts 21a and 22a punched in both of the first surface material 21 and the second surface material 22. A first actuator 4a extending in a Z-axis direction orthogonal to a plane constituted of an X-axis and a Y-axis is interposed between the surface materials 21 and 22. The second surface material 22 is connected to second actuators 4b and 4a extending in a proper direction within the plane constituted of the X-axis and Y-axis. The second surface material 22 is constituted to be relatively movable in relation to the first surface material 21 at an attitude mounted with the mounted object. The spherical body 3 is adhered to the first surface material 21 and the second surface material 22 with elastically deformable adhesive 6.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够高精度地控制安装物体在姿态控制装置上的磨削台阶姿态的姿态控制装置和精密加工装置。 解决方案:该姿态控制装置1由间隔L与第一表面材料21平行的第一表面材料21和第二表面材料22构成。球体3以部分 在第一表面材料21和第二表面材料22两者中的凹部21a和22a中存储有球形体3的第一致动器4a。与Z轴方向正交的与X轴 并且在表面材料21和22之间插入Y轴。第二表面材料22连接到在由X轴和Y轴构成的平面内沿适当方向延伸的第二致动器4b和4a。 第二表面材料22被构造成相对于第一表面材料21以与被安装物体安装的姿态相对移动。 球体3可弹性变形的粘合剂6粘附到第一表面材料21和第二表面材料22上。(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Precision working method
    • 精密工作方法
    • JP2006281412A
    • 2006-10-19
    • JP2005107821
    • 2005-04-04
    • Toyota Motor Corpトヨタ自動車株式会社
    • KAMIYA SUMIOIWASE HISAONAGAIKE TETSUYAEDA HIROSHISHU RITSUHA
    • B24B7/04B24B7/20
    • B24B7/228B24B37/042B24B41/02
    • PROBLEM TO BE SOLVED: To provide a precision working method carrying out grinding work in high precision by changing over and controlling, for example, a device to rotate a grindstone by stepwise feeding control and stepwise pressure control in accordance with a grinding work step.
      SOLUTION: This precision working method is constituted of: a first process to manufacture an intermediate grinding body by roughly grinding a grinding body (a) with a diamond grindstone (b); and a second process to manufacture a final grinding body by grinding the intermediate grinding body with a CMG grindstone. A rotating device 6b and a base 3 are fed and controlled by multiple step feeding different in feeding speed by control based on moving quantity in the first process, and the rotating device 6b and the base 3 are moved and controlled by specified pressure or by constant pressure of multiple steps different in pressure by the control based on the pressure in the second process.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种通过改变和控制例如通过逐步进给控制旋转磨石的装置和根据研磨工作的逐步压力控制来高精度地进行磨削加工的精密加工方法 步。 解决方案:该精密加工方法由以下部分构成:通过用金刚石磨石(b)粗磨研磨体(a)来制造中间研磨体的第一工艺; 以及通过用CMG磨石研磨中间研磨体来制造最终研磨体的第二工艺。 通过基于第一工序中的移动量的控制,旋转装置6b和基座3由不同于进给速度的多个步进进给和控制,并且旋转装置6b和基座3由指定压力或常数进行移动和控制 通过基于第二过程中的压力的​​控制,压力不同的多个压力的压力。 版权所有(C)2007,JPO&INPIT
    • 7. 发明专利
    • Precision machining device and method
    • 精密加工设备和方法
    • JP2006181703A
    • 2006-07-13
    • JP2004380782
    • 2004-12-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • KAMIYA SUMIOIWASE HISAONAGAIKE TETSUYAEDA HIROSHISHU RITSUHA
    • B24B41/06B24B47/08
    • B24B49/16B24B7/228B24B37/30
    • PROBLEM TO BE SOLVED: To provide precision machining device and method for performing accurate grinding by switching and controlling a device for rotating a grinding tool, for instance, by moving amount and stepwise constant pressure according to a grinding stage.
      SOLUTION: A feed screw mechanism 4 constituted of at least a feed screw 41 and a nut 42 and an actuator 5 are mounted on a second base 3 for supporting the rotating device 6b for rotating the grinding tool b. At a rough grinding stage, moving adjustments of the rotating device 6b and the second base 3 are performed by moving the nut 42 by prescribed quantity. At an extra-precision grinding stage, moving adjustments of the rotating device 6b and the second base 3 are performed by performing a pressure control, while stepwisely using a plurality of pneumatic actuators 5a and 5b of different pressure performance. An attitude control device 7 is interposed between a rotating device 6a for rotating an object a to be ground and a first base 2.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供精密加工装置和方法,用于通过切换和控制用于使研磨工具旋转的装置,例如根据研磨阶段的移动量和逐步恒定的压力来进行精确的研磨。 解决方案:由至少一个进给螺杆41和螺母42以及致动器5构成的进给螺杆机构4安装在第二基座3上,用于支撑用于旋转研磨工具b的旋转装置6b。 在粗磨阶段,通过将螺母42移动规定量来进行旋转装置6b和第二基座3的移动调整。 在超精密的研磨阶段,通过执行压力控制,同时逐步使用具有不同压力性能的多个气动致动器5a和5b来进行旋转装置6b和第二基座3的移动调节。 姿态控制装置7插入在用于旋转被研磨对象物a的旋转装置6a和第一基座2之间。(C)版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Method of forming land of cutting tool tip made of sintered material of wurtzite structure boron nitride
    • 切割工具切割工具的方法制造钨酸盐结构的硼烧结材料的方法
    • JPS61100302A
    • 1986-05-19
    • JP22061784
    • 1984-10-22
    • Hiroshi EdaNippon Oil & Fats Co Ltd
    • EDA HIROSHIKAMIYA TORU
    • B23B27/00B23B27/14
    • B23B27/005B23B27/145B23B2200/242B23B2226/125
    • PURPOSE:To enhance the efficiency and accuracy of cutting, by specifying numerical ranges of land inclined angles for tipswhich give a priority on machining accuracy and tips which give a priority on machining efficiency when a hardened steel or a special steel is cut with the use of a boron nitride group cutting tool tip. CONSTITUTION:In a cutting tool in which a tip 1 made of a sintered material containing wurtzite structure boron nitride powder is attached to the edge section of a cutting tool to cut a steel material having a Rockwell hardness C scale of 40-70 at a cutting speed to less than 200m/min, at a feed rate of less than 0.20mm/rev. and by a cutting depth of less than 1.0mm, the land of cutting edge of a tip C is formed such that the inclined angle theta of the land with respect to the cutting face 1a is set to be 18-38 deg., and the width L of the land is set to be 0.15-0.35mm. Particularly, if a priority is given on machining accuracy, the inclined angle theta of the land with respect to the cutting face 1a and the land width L are set to be 18-28 deg. and 0.15-0.25mm, respectively while if a priority is given on machining efficiency the inclined angle theta of the land and the land width L are set to be 28-38 deg. and 0.25-0.35mm.
    • 目的:为了提高切割的效率和精度,通过指定加工精度优先的刀片的倾斜角数值范围和当淬硬钢或特殊钢切割时优先考虑加工效率的尖端,使用 氮化硼组刀具尖端。 构成:在切削工具中,将由含有纤锌矿结构氮化硼粉末的烧结材料制成的尖端1附接到切削工具的边缘部分,以切割具有40-70的洛氏硬度C标准的钢材 速度小于200m / min,进给速度小于0.20mm / rev。 并且通过小于1.0mm的切割深度,尖端C的切割边缘的边缘形成为使得相对于切割面1a的平台的倾斜角度θ设定为18-38度,并且 土地宽度L设定为0.15-0.35mm。 特别地,如果给予加工精度优先,则相对于切削面1a的焊盘的倾斜角度θ和焊盘宽度L被设定为18-28度。 和0.15-0.25mm,而如果给予加工效率优先,则焊盘的倾斜角度θ和焊盘宽度L被设置为28-38度。 和0.25-0.35mm。
    • 9. 发明专利
    • Detection of grinding burn
    • 检测烧结灼伤
    • JPS59152061A
    • 1984-08-30
    • JP2434783
    • 1983-02-16
    • Hiroshi EdaYoshiaki Kakino
    • EDA HIROSHIKAKINO YOSHIAKI
    • B23Q17/09B24B49/00B24B49/14G01N29/14
    • B24B49/14
    • PURPOSE:To regenerate a grindstone and prevent formation of defects by converting the acoustic emission generated during grinding to an electric signal and branching said signal and detection processing each signal and generating an alarm when the ratio between the signals which is over a specific value continues for a certain time. CONSTITUTION:The acoustic emission AE generated during grinding work is converted into an electric signal by a sensor 5 and amplified by an amplifier 6 and branched to two signals A and B. Said signals A is allowed to pass through a band-pass filter 7 and detected by a detector 8, and the signal B is allowed to pass through a band-pass filter 9 to remove mechanical and electrical noises and detected by a detector 10. The ratio between the both A/B is obtained by a divider 11, and the values larger than the threshold value predetermined e.g., larger than 1.0V are detected by an amplitude discriminator 12, and the alarm for grinding burn is generated according to the detection signal. Thus, the grinding burn which can not be permitted is prevented beforehand.
    • 目的:通过将研磨过程中产生的声发射转换为电信号并分支所述信号并检测处理每个信号,并且当超过特定值的信号之间的比例持续时产生报警,以再生磨石并防止形成缺陷 一定时间 构成:在研磨作业中产生的声发射AE被传感器5转换成电信号,并被放大器6放大并分支为两个信号A和B.所述信号A被允许通过带通滤波器7和 由检测器8检测到,并且信号B被允许通过带通滤波器9以去除机械和电气噪声并由检测器10检测。两个A / B之间的比率由分频器11获得,并且 通过幅度鉴别器12检测大于预定值例如大于1.0V的阈值的值,并根据检测信号产生用于研磨燃烧的警报。 因此,预先防止不允许的磨削烧伤。