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    • 4. 发明申请
    • Working process monitoring device
    • 工作过程监控装置
    • US20080127793A1
    • 2008-06-05
    • US11987441
    • 2007-11-30
    • Kazutaka Ikeda
    • Kazutaka Ikeda
    • B23Q15/20B23Q15/013
    • G01H1/003G05B19/406G05B2219/33296G05B2219/37435G05B2219/43124G05B2219/45229Y10T83/145Y10T83/159
    • A working process monitoring device includes: a sensor unit for detecting at least one of vibrations and sound waves produced while processing a workpiece by a working machine rotatably driven by a driving unit; a signal input unit for extracting target signals from an electric signal outputted from the sensor unit; and an amount of characteristics extracting unit for extracting amounts of characteristics including a plurality of parameters from the target signals. Further, the working process monitoring device includes a material inspecting unit for detecting whether a material of a portion of the workpiece currently being processed is normal in quality or not, wherein the material inspecting unit employs a neural network trained by using amounts of characteristics extracted from target signals obtained while processing a workpiece made of a normal quality material.
    • 工作过程监控装置包括:传感器单元,用于检测通过由驱动单元可旋转地驱动的工作机器处理工件时产生的振动和声波中的至少一个; 信号输入单元,用于从传感器单元输出的电信号中提取目标信号; 以及一定量的特征提取单元,用于从目标信号中提取包括多个参数的特征量。 此外,工作过程监视装置包括用于检测当前正在处理的工件的一部分材料的质量是否正常的材料检查单元,其中材料检查单元采用通过使用从 在处理由正常质量材料制成的工件时获得的目标信号。
    • 8. 发明授权
    • Device for estimating machining dimension of machine tool
    • 机床加工尺寸估算装置
    • US07778724B2
    • 2010-08-17
    • US11902546
    • 2007-09-24
    • Kazutaka Ikeda
    • Kazutaka Ikeda
    • G06F19/00
    • G05B19/406G05B2219/33296G05B2219/37435Y10T82/2595Y10T409/309576
    • A device for estimating machining dimensions of a machine tool which employs tool members each being rotatably driven by a driving unit includes: a vibration sensor; a characteristics extracting unit for extracting amounts of characteristics from an output of the vibration sensor; a neural network for classifying the amounts of characteristics into categories; and a conversion unit. Amounts of characteristics of generated output by racing the tool member are used for training the neural network, and inputted again to the trained competitive learning neural network to excite neurons so that the relationships between Euclidean distances and machining dimensions of workpieces are registered in the conversion unit. The Euclidean distances are obtained between weight vectors of the excited neurons and respective corresponding training samples, and the machining dimensions are obtained when the workpieces are machined by the tool members at the same condition as the respective corresponding training samples are obtained.
    • 一种用于估计机床的加工尺寸的装置,其采用各自由驱动单元旋转驱动的工具构件,包括:振动传感器; 特征提取单元,用于从所述振动传感器的输出中提取特征量; 用于将特征量分类为类别的神经网络; 和转换单元。 通过赛车工具构件产生的输出的特征量用于训练神经网络,并再次输入训练有素的竞争学习神经网络,以激发神经元,使得欧氏距离与工件加工尺寸之间的关系被记录在转换单元中 。 在激发的神经元的权重向量和相应的训练样本之间获得欧几里德距离,并且当在与获得相应的相应训练样本相同的条件下工具被加工时获得加工尺寸。