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    • 1. 发明公开
    • Motor control system
    • Motorsteuerungssystem
    • EP1811352A2
    • 2007-07-25
    • EP06027104.6
    • 2006-12-29
    • FANUC LTD
    • Aoyama, KazunariKomaki, KunitakaAizawa, YasuharuMiura, Masahiro
    • G05B19/404G05B19/414
    • G05B19/414G05B2219/33187G05B2219/33244G05B2219/34429G05B2219/41002
    • A motor control system capable of outputting motor control data contained in a numeric control device and inputting motor control data to the numeric control device as required, without using a proprietary connector and/or a switching unit. The control system has a numeric control device, a plurality of motor amplifiers for receiving a command from the numeric control device via a serial communication line, a plurality of motors such as servomotors each driven by each of the plurality of motor amplifiers, and a data I/O device for inputting and outputting motor control data, as analog data or digital data, included in software in the numeric control device. The data I/O device may also transmit motor control data, to the numeric control device, as analog or digital data.
    • 一种电动机控制系统,其能够输出包含在数字控制装置中的电动机控制数据,并且在不使用专有连接器和/或开关单元的情况下根据需要将电动机控制数据输入到数字控制装置。 控制系统具有数字控制装置,多个电动机放大器,用于经由串行通信线路从数字控制装置接收指令,多个电动机,例如由多个电动机放大器中的每一个驱动的伺服电动机,以及数据 用于输入和输出电动机控制数据的I / O装置,作为模拟数据或数字数据,包括在数字控制装置的软件中。 数据I / O设备还可以将电机控制数据发送到数字控制设备,作为模拟或数字数据。
    • 3. 发明公开
    • Motor control system
    • 电机控制系统
    • EP1975753A1
    • 2008-10-01
    • EP08003976.1
    • 2008-03-04
    • FANUC LTD
    • Aoyama, KazunariKomaki, KunitakaAizawa, Yasuharu
    • G05B19/414
    • G05B19/4148G05B2219/41002G05B2219/42237
    • A motor control system in which one numerical control device controls a first-type amplifier without a DSP and a second-type amplifier with a DSP, and the cost of which has been reduced by reducing the number of interface circuits (serial bus control circuits) to be provided in the numerical control device has been disclosed. The system comprises a first-type amplifier that receives a PWM instruction, a second-type amplifier that receives a positional instruction, a numerical control device, and a serial bus, wherein the numerical control device comprises a first processor that calculates a positional instruction of a motor, a DSP that calculates a PWM instruction of the first-type amplifier from the positional instruction, and a serial bus control circuit that outputs the PWM instruction of the first-type amplifier and the positional instruction of the second-type amplifier to the serial bus, and the first-type amplifier generates a drive current signal of a motor directly from the received PWM instruction and the second-type amplifier comprises a third processor that calculates a PWM instruction from the received positional instruction.
    • 一种电机控制系统,其中一个数字控制装置控制没有DSP的第一类放大器和具有DSP的第二类放大器,并且通过减少接口电路(串行总线控制电路)的数量降低了成本, 已经公开了在数控装置中提供的装置。 该系统包括接收PWM指令的第一类放大器,接收位置指令的第二类放大器,数控装置和串行总线,其中数控装置包括第一处理器和第二处理器,第一处理器计算 电动机,DSP,其根据位置指令计算第一类型放大器的PWM指令;以及串行总线控制电路,其将第一类型放大器的PWM指令和第二类型放大器的位置指令输出到 串行总线,并且第一类放大器直接根据所接收的PWM指令产生电动机的驱动电流信号,并且第二类型放大器包括第三处理器,其根据接收到的位置指令来计算PWM指令。
    • 4. 发明公开
    • Noise detection device
    • 噪音检测装置
    • EP1557681A2
    • 2005-07-27
    • EP05250278.8
    • 2005-01-20
    • FANUC LTD
    • Aoyama, KazunariNakamura, MinoruMiura, Masahiro
    • G01R23/20
    • G01R29/26H03L7/08
    • Noise detection is performed by using the output of the phase comparator that the PLL comprises. The phase comparator (2a) outputs a signal that is based on the phase difference between the output of the voltage controlled oscillator (2c) and the reference signal. The phase difference reflects the effect of noise on the PLL and, in addition to the characteristics of the noise itself, such as the wave height value of the noise and the frequency component thereof, reflects the tolerance of the PLL to noise, whereby the level of risk that the system can actually be caused to malfunction can be judged.
    • 通过使用PLL所包含的相位比较器的输出来执行噪声检测。 相位比较器(2a)输出基于压控振荡器(2c)的输出和参考信号之间的相位差的信号。 该相位差反映了噪声对PLL的影响,并且除了噪声本身的特性(例如噪声的波高值和其频率分量)外,还反映了PLL对噪声的容限, 可以判断系统实际上可能导致故障的风险。
    • 10. 发明公开
    • Error check for master-slave data transfer
    • FehlerprüfungfürDatenübertragungzwischen einer Leitstation und einer
    • EP1892872A2
    • 2008-02-27
    • EP07016467.8
    • 2007-08-22
    • Fanuc Ltd
    • Aoyama, KazunariKomaki, KunitakaMiura, Masahiro
    • H04L1/00
    • H04L1/0045H04L1/245H04L2001/0094H04L2001/0097
    • A data transfer method for connecting a master unit on an upstream side and a plurality of slave units on an downstream side in series with serial bus by a daisy chain system and transferring data having an appended error check code or error correction code between a data transmitter and a data receiver, the data transfer method including: transferring the data flowing in the serial bus in the slave unit from the data transmitter to the data receiver without performing an error check or error correction; performing an error check of the data in a circuit provided in the slave unit aside from a circuit in which the data flow; and informing a result of the error check to the master unit individually by the slave unit, which has performed the error check of the data.
    • 一种数据传送方法,用于通过菊花链系统连接上游侧的主单元和与串行总线串联的下游侧的多个从单元,并在数据发送器之间传送具有附加的错误校验码或纠错码的数据 以及数据接收器,所述数据传送方法包括:将来自所述从单元的串行总线中流动的数据从所述数据发送器传送到所述数据接收器,而不执行错误校验或纠错; 对从属单元中提供的电路中的数据执行错误检查,除了数据流的电路之外; 并且通过已经执行了数据的错误检查的从单元向主机单独地通知错误检查的结果。