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    • 1. 发明申请
    • Motor Driver
    • 电机驱动器
    • US20050151658A1
    • 2005-07-14
    • US10905434
    • 2005-01-04
    • Shinichi KonoShinichi HorikoshiMasami KimijimaMamoru Yaeshima
    • Shinichi KonoShinichi HorikoshiMasami KimijimaMamoru Yaeshima
    • B60L3/00G01R31/12G01R31/34H02K11/00G08B21/00
    • G01R31/343B60L3/0023G01R31/12
    • A motor driver capable of detecting the insulation deterioration of a motor easily and inexpensively is disclosed. The voltage supplied from an AC power supply (1) is rectified by a first rectifying circuit (D1 to D6) and smoothed by a capacitor (C) in a power supply unit (6). The output voltage of the power supply unit (6) is converted into an AC voltage of a frequency and a motor (M) is driven by a motor drive amplifier (8). Elements (R1, C2, R11, C21) are connected between at least one of the positive electrode (4) and the negative electrode (5) of the output line (4, 5) of the power supply unit (6) and the ground (G2, G4). An insulation deterioration circuit (10, 11, 12) detects at least one of the voltage between the elements and the current flowing through the elements.
    • 公开了能够容易且廉价地检测电动机的绝缘劣化的电动机驱动器。 由交流电源(1)提供的电压由第一整流电路(D1至D6)整流,并在电源单元(6)中被电容器(C)平滑。 电源单元(6)的输出电压被转换为频率的交流电压,电动机(M)由电机驱动放大器(8)驱动。 元件(R 1,C 2,R 11,C 21)连接在电源单元(6)的输出线(4,5)的正极(4)和负极(5)中的至少一个 )和地面(G 2,G 4)。 绝缘劣化电路(10,11,12)检测元件之间的电压和流过元件的电流中的至少一个。
    • 4. 发明授权
    • Main spindle rotation control method
    • 主轴旋转控制方式
    • US5319288A
    • 1994-06-07
    • US13172
    • 1993-01-29
    • Shinichi KonoMasaaki Fukukura
    • Shinichi KonoMasaaki Fukukura
    • G05B19/18G05B19/416H02P7/00
    • G05B19/182G05B19/416G05B2219/50216G05B2219/50234G05B2219/50387
    • A main spindle rotation control method capable of preventing a workpiece from being twisted during the delivery of the workpiece between two main spindles of a machine. When the rotating speeds of first and second main spindles (100, 200) reach a synchronous rotating velocity as a result of a speed loop control executed by velocity control sections (111, 211) of first and second spindle control circuits (110, 210), position loop control is executed by position control sections (112, 212) of these control circuits, and each main spindle is driven to be decelerated in accordance with the rotational phase of each main spindle, and the velocity loop control is then executed again, to bring the main spindles to rotate in the same phase and at the same synchronous rotating speed. When the delivery of the workpiece (300) between the main spindles is started under this condition, integral control in both the velocity control sections is invalidated. Thus, even if a difference is present between the rotating speeds of the two main spindles at the start of the workpiece delivery, due to fluctuations in the main spindle rotating speeds, a difference between torque commands from the velocity control sections, attributable to the difference between the main spindle rotating speeds, never be gradually increased by the integral control, to thereby prevent the workpiece from being twisted.
    • 一种主轴旋转控制方法,其能够防止工件在机器的两个主轴之间传送期间扭曲。 当由第一和第二主轴控制电路(110,210)的速度控制部分(111,211)执行的速度环控制,第一和第二主轴(100,200)的转速达到同步转速时, ,通过这些控制电路的位置控制部(112,212)执行位置环控制,并且根据各主轴的转动相位使每个主轴被驱动减速,然后再次执行速度环控制, 使主轴在相同的相位和相同的同步转速下旋转。 当在这种条件下启动主轴之间的工件(300)的输送时,两个速度控制部分的积分控制无效。 因此,即使在工件传送开始时两个主轴的旋转速度之间存在差异,由于主轴转速的波动,来自速度控制部的转矩指令之间的差异归因于差异 在主轴转速之间,通过积分控制不会逐渐增加,从而防止工件扭曲。
    • 5. 发明授权
    • Numerical control apparatus
    • 数控装置
    • US5081407A
    • 1992-01-14
    • US469460
    • 1990-04-02
    • Shinichi KonoHironobu Takahashi
    • Shinichi KonoHironobu Takahashi
    • G05B19/18G05B19/19G05B19/23G05D3/12
    • G05B19/231
    • A numerical control apparatus according to the present invention is such that when a machine tool using a spindle motor (5) is commanded to perform a reference-point return operation and positional control of a tool or the like is carried out in response to this command, spindle reference-point return is made possible merely by applying the reference-point return command to a spindle amplifier (SPA) which drives the spindle motor (5). In accordance with the invention, a grid-shift quantity (P2) decided by the relationship between the spindle motor (5) and the object controlled thereby is set in advance on the side of the spindle amplifier (SPA) before numerical control unit (CNC) operation of the machine tool. The grid-shift quantity (P2) is added to position data (P3), which corresponds to the distance from a machine reference point to a machining starting point transferred before a fixed-position stopping command. Therefore, when the reference-point return command is outputted from the numerical control apparatus to the side of the spindle amplifier, a transition is made automatically to positional control to start movement with respect to a target position.
    • PCT No.PCT / JP89 / 00873 Sec。 371日期1990年04月2日 102(e)1990年4月2日PCT PCT 1989年8月28日PCT公布。 WO90 / 02367 PCT出版物 1990年3月8日。根据本发明的数值控制装置是这样的,当使用主轴电动机(5)的机床进行参考点返回操作和工具等的位置控制时 根据该指令进行,仅通过将基准点返回指令应用于驱动主轴电动机(5)的主轴放大器(SPA)来实现主轴参考点返回。 根据本发明,在数控单元(CNC)之前,预先在主轴放大器(SPA)侧设置由主轴电动机(5)与被控制物体之间的关系决定的电网移动量(P2) )操作机床。 网格位移量(P2)被添加到位置数据(P3),该位置数据对应于在固定位置停止命令之前传送的从机器参考点到加工起点的距离。 因此,当从数控装置向主轴放大器的一侧输出基准点返回指令时,自动转换到相对于目标位置开始移动的位置控制。
    • 6. 发明授权
    • Motor driver
    • 电机驱动器
    • US07256701B2
    • 2007-08-14
    • US10905434
    • 2005-01-04
    • Shinichi KonoShinichi HorikoshiMasami KimijimaMamoru Yaeshima
    • Shinichi KonoShinichi HorikoshiMasami KimijimaMamoru Yaeshima
    • G08B21/00
    • G01R31/343B60L3/0023G01R31/12
    • A motor driver capable of detecting the insulation deterioration of a motor easily and inexpensively is disclosed. The voltage supplied from an AC power supply (1) is rectified by a first rectifying circuit (D1 to D6) and smoothed by a capacitor (C) in a power supply unit (6). The output voltage of the power supply unit (6) is converted into an AC voltage of a frequency and a motor (M) is driven by a motor drive amplifier (8). Elements (R1, C2, R11, C21) are connected between at least one of the positive electrode (4) and the negative electrode (5) of the output line (4, 5) of the power supply unit (6) and the ground (G2, G4). An insulation deterioration circuit (10, 11, 12) detects at least one of the voltage between the elements and the current flowing through the elements.
    • 公开了能够容易且廉价地检测电动机的绝缘劣化的电动机驱动器。 由交流电源(1)提供的电压由第一整流电路(D1至D6)整流,并在电源单元(6)中被电容器(C)平滑。 电源单元(6)的输出电压被转换为频率的交流电压,电动机(M)由电机驱动放大器(8)驱动。 元件(R 1,C 2,R 11,C 21)连接在电源单元(6)的输出线(4,5)的正极(4)和负极(5)中的至少一个 )和地面(G 2,G 4)。 绝缘劣化电路(10,11,12)检测元件之间的电压和流过元件的电流中的至少一个。
    • 9. 发明授权
    • Method and apparatus for control in power failure
    • 断电控制方法及装置
    • US5777450A
    • 1998-07-07
    • US704601
    • 1996-09-17
    • Shinichi KonoShigeki Hanyu
    • Shinichi KonoShigeki Hanyu
    • G05B9/02G05B19/18G05B19/406G05B19/4067H02P3/26G05D13/00
    • G05B19/4067G05B19/406G05B2219/50081G05B2219/50112
    • A method and apparatus for controlling, in power failure, such a machine that a workpiece and a tool are required to be always synchronized in their motion. The method and apparatus allow the tool and workpiece to move back and stop at a safe area without causing any damage to them when the main power source is lost. When a power failure has happened in the middle of a synchronous operation of the motors (S1), a power regeneration function is first disabled (S2). Then a braking control command is issued so as to decelerate the tool drive motor and the workpiece drive motor while maintaining their synchronization (S3). In this step S3, the deceleration rate is controlled so that the motors regenerates energy just enough for driving the tool feed motor. The tool retracts back to an area where it is no longer engaged with the workpiece, by driving the tool feed motor with the regenerative energy produced by the deceleration of the tool drive motor and the workpiece drive motor (S4).
    • PCT No.PCT / JP96 / 00309 Sec。 371日期1996年9月17日 102(e)1996年9月17日PCT PCT 1996年2月8日PCT公布。 公开号WO96 / 26471 日期1996年8月29日一种用于在停电时控制工件和工具在其运动中总是保持同步的机器的方法和装置。 该方法和装置允许工具和工件在主电源丢失时在安全区域移回并停止,而不会对其造成任何损坏。 当在电动机的同步操作中发生电源故障(S1)时,首先禁用电力再生功能(S2)。 然后发出制动控制命令,以便在保持其同步的同时减速工具驱动电动机和工件驱动电动机(S3)。 在该步骤S3中,控制减速率,使得电动机刚刚足够重新产生用于驱动工具进给电动机的能量。 通过用工具驱动电机和工件驱动电机的减速度产生的再生能量驱动工具进给电机,工具可缩回到不再与工件接合的区域(S4)。
    • 10. 发明授权
    • Demodulator circuit and demodulating method employing bit error rate
monitor
    • 解调电路和采用误码率监测的解调方法
    • US5455536A
    • 1995-10-03
    • US180120
    • 1994-01-12
    • Shinichi KonoTamio Okui
    • Shinichi KonoTamio Okui
    • H03D9/00H03D1/00H04L27/06H04L27/22
    • H03D1/00
    • A demodulator circuit and a demodulating method are disclosed. A demodulator including a phase-locked loop for a receive carrier recovery or a phase lock recovery demodulates an input received signal and a band of a loop filter of the phase-locked loop is controlled by a control signal. A bit error rate monitor detects a bit error rate of a demodulated outputs the control signal on the basis of the bit error rate result of the demodulator, and a loop filter band controller output from the bit error rate monitor. Hence, the bit error rate of the demodulated signal is detected and the loop filter band of the phase-locked loop of the demodulator is controlled based on the detected bit error rate. As a result, an exact control of the loop filter band of the demodulator can be performed on the basis of the received signal state without using any received signal power detector, any C/N detector or the like.
    • 公开了解调器电路和解调方法。 包括用于接收载波恢复的锁相环或解锁恢复的解调器解调输入的接收信号,并且通过控制信号控制锁相环的环路滤波器的频带。 误码率监视器根据解调器的误码率结果检测解调输出的误码率,并根据误码率监视器输出的环路滤波器频带控制器。 因此,检测出解调信号的误码率,并且基于检测到的误码率来控制解调器的锁相环的环路滤波器频带。 结果,可以基于接收信号状态执行解调器的环路滤波器频带的精确控制,而不使用任何接收信号功率检测器,任何C / N检测器等。