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    • 3. 发明授权
    • Motor control apparatus having a function to calculate amount of cogging torque compensation
    • 具有计算齿槽转矩补偿量的功能的马达控制装置
    • US08058827B2
    • 2011-11-15
    • US12880108
    • 2010-09-12
    • Yasusuke IwashitaTadashi OkitaJunichi TezukaKazuyuki Sugiyama
    • Yasusuke IwashitaTadashi OkitaJunichi TezukaKazuyuki Sugiyama
    • B23Q5/04
    • H02P6/10G05B19/404G05B2219/41138H02P23/14
    • A motor control apparatus that can calculate a proper amount of cogging torque compensation even in cases where components due to other factors than cogging torque (for example, components due to gravitational torque, etc.) are superimposed on a torque command being output during constant slow-speed feed operation. The motor control apparatus includes: a torque command monitoring unit which monitors a torque command when the motor is caused to operate at a constant speed; an approximation calculation unit which calculates a torque command approximation component by approximation from the torque command monitored over an interval equal to an integral multiple of the cogging torque period of the motor; a second torque command calculation unit which calculates a second torque command by subtracting the torque command approximation component from the torque command; a second torque command frequency analyzing unit which extracts frequency components, each at an integral multiple of the fundamental frequency of the cogging torque, by performing frequency analysis on the thus calculated second torque command; and a cogging compensation amount calculation unit which calculates the amount of cogging compensation from the amplitude and phase of the extracted frequency components.
    • 即使在由于比齿槽转矩(例如由于重力转矩等构成的其他因素)的分量叠加在恒定速度下输出的转矩指令的情况下,也能够计算恰当量的齿槽转矩补偿量的电动机控制装置 速度进料操作。 电动机控制装置包括:转矩指令监视单元,其在电动机以恒定速度运行时监视转矩指令; 近似计算单元,其通过在等于电机的齿槽转矩周期的整数倍的间隔上监视的转矩指令近似计算转矩指令近似分量; 第二转矩指令计算单元,通过从所述转矩指令中减去所述转矩指令近似分量来计算第二转矩指令; 第二转矩指令频率分析单元,通过对所计算出的第二转矩指令进行频率分析,提取频率分量,每个频率成分以齿槽转矩的基频的整数倍; 以及齿槽补偿量计算单元,根据所提取的频率分量的振幅和相位来计算齿槽补偿量。
    • 6. 发明授权
    • Motor driving control apparatus for controlling motor output according to power characteristics of AC power supply
    • 根据交流电源的功率特性控制电机输出的电机驱动控制装置
    • US08497649B2
    • 2013-07-30
    • US13362448
    • 2012-01-31
    • Junichi TezukaKazuyuki Sugiyama
    • Junichi TezukaKazuyuki Sugiyama
    • H02P7/00H02P27/04H02P23/00H02M7/48H02M7/5387
    • H02J3/12H02P29/032
    • A motor driving control apparatus includes a motor driving unit which drives a motor and a driving control unit which supplies to the motor driving unit a command value for the motor driving unit to drive the motor. A power characteristic acquiring unit acquires a power characteristic of an AC power supply that supplies power to the motor. A control parameter determining unit determines based on a voltage characteristic of the AC power supply whether, during driving of the motor, the voltage of the AC power supply drops to a level that adversely affects the driving of the motor, and if positive, the control parameter determining unit sets a control parameter so that the voltage of the AC power supply does not drop below that level and supplies the control parameter to the driving control unit in order for the driving control unit to determine the command value.
    • 电动机驱动控制装置包括驱动电动机的电动机驱动单元和向电动机驱动单元供给用于驱动电动机的电动机驱动单元的指令值的驱动控制单元。 功率特性获取单元获取向马达供电的AC电源的功率特性。 控制参数确定单元基于AC电源的电压特性确定在电动机的驱动期间,AC电源的电压是否下降到对电动机的驱动产生不利影响的水平,如果是正的,则控制 参数确定单元设置控制参数,使得AC电源的电压不下降到该电平以下,并将控制参数提供给驱动控制单元,以便驱动控制单元确定命令值。
    • 7. 发明申请
    • Device for observing internal data of control device
    • 用于观察控制装置的内部数据的装置
    • US20070282557A1
    • 2007-12-06
    • US11806920
    • 2007-06-05
    • Hiroyuki UchidaYasusuke IwashitaTadashi OkitaKazuyuki Sugiyama
    • Hiroyuki UchidaYasusuke IwashitaTadashi OkitaKazuyuki Sugiyama
    • G06F19/00G06F17/40
    • G05B19/406
    • A data observation device for observing internal data of a control device for controlling a machine tool, an industrial machine, an industrial robot, or the like which has at least one drive shaft driven by one selected from a servo motor, a spindle motor. The device includes: means which specifies observational data targeted for observation; means which specifies trigger data used to determine a timing of a trigger for starting and/or terminating acquisition of the observational data; means which sets a trigger condition for applying the trigger based on a value of the trigger data; and means which judges whether or not the trigger condition is satisfied in the control device, selectively starts and terminates acquisition of a value of the observational data, and displays the acquired observational data.
    • 一种用于观察用于控制机床,工业机器,工业机器人等的控制装置的内部数据的数据观察装置,其具有由伺服电动机,主轴电动机中选择的一个驱动的至少一个驱动轴。 该装置包括:指定用于观察的观察数据的手段; 指定用于确定用于启动和/或终止观测数据采集的触发的定时的触发数据的装置; 基于触发数据的值设置用于应用触发的触发条件的装置; 以及判断在控制装置中是否满足触发条件的装置,选择性地开始并终止获取观测数据的值,并显示所获取的观测数据。
    • 9. 发明授权
    • Image display apparatus
    • 图像显示装置
    • US5691749A
    • 1997-11-25
    • US299604
    • 1994-09-01
    • Kazuyuki Sugiyama
    • Kazuyuki Sugiyama
    • H04N9/24G06F3/033G09G1/00H04N7/18G06F3/14
    • A63F13/219A63F13/04G06F3/03542
    • An image display apparatus detects the position of a point on a screen opposed to a photosensor based on the average of the number of scanning lines displayed before detecting an electron beam in the first scanning direction by the photosensor, and based on the number of scanning lines displayed before detecting an electron beam in the second scanning direction by the photosensor. The point may further or alternately be detected using the average of a time required from the start of one horizontal line scanning operation to detection of the electron beam, by the photosensor, in the first scanning direction, and a time required from the start of another one horizontal line scanning operation to detection of the electron beam, by the photosensor, in the second scanning direction.
    • 图像显示装置基于光检测器基于在检测第一扫描方向的电子束之前显示的扫描线的数量的平均值,基于扫描线的数量来检测与光传感器相对的屏幕上的点的位置 在通过光传感器检测第二扫描方向的电子束之前显示。 可以使用从一次水平线扫描操作开始到电子束检测所需的时间,光电传感器在第一扫描方向上的平均值和从另一个开始所需的时间来进一步或替代地检测该点 通过光电传感器在第二扫描方向检测电子束进行一次水平扫描操作。