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1. 发明申请

US20090042483A1 Working System, Method for Detecting Contact, and Acoustic Emission Contact Detection Device 有权
标题翻译：工作系统，检测触点的方法和声发射接触检测装置
公开(公告)号：US20090042483A1
公开(公告)日：2009-02-12
申请号：US12087705
申请日：2006-11-01
申请人： Kazuo Meki
发明人： Kazuo Meki
IPC分类号： B24B49/00
CPC分类号： B23Q17/22 , B24B47/22 , B24B49/003 , B24B49/10
摘要： The object is to aim at the reduction in the influence of noises in an output of an AE sensor in a working machine. In a working system comprising a working device for working a work W by causing a tool 14 to come into contact work W, an AE sensor 21, and an AE signal processing section 22 for processing an AE signal output from the AE sensor, AE signal processing section 22 comprises an A/D converter 33 for converting an AE signal into a digital signal, a frequency analysis section 34 for calculating the frequency characteristics of a digital AE signal, storage sections 35, 37 for storing the frequency characteristics when the tool is not in contact with the work or tool dresser as non-contact frequency characteristics, and a difference calculation section 35 for calculating a difference between the frequency characteristics of the detected digital AE signal and the non-contact frequency characteristics.
摘要翻译：目的在于减少工作机中AE传感器的输出中的噪声的影响。在包括用于通过使工具14接触工件W来工作工件W的工作装置，AE传感器21和用于处理从AE传感器输出的AE信号的AE信号处理部分22的AE信号处理部分22包括用于将AE信号转换为数字信号的A / D转换器33，用于计算数字AE信号的频率特性的频率分析部分34，用于存储当工具为频率特性时的存储部分35,37 不与作业或工具修整器接触作为非接触频率特性;以及差分计算部35，用于计算检测到的数字AE信号的频率特性与非接触频率特性之间的差。

2. 发明授权

US07787982B2 Working system, method for detecting contact, and acoustic emission contact detection device 有权
标题翻译：工作系统，接触检测方法和声发射接触检测装置
公开(公告)号：US07787982B2
公开(公告)日：2010-08-31
申请号：US12087705
申请日：2006-11-01
申请人： Kazuo Meki
发明人： Kazuo Meki
IPC分类号： B29C39/00 , B05B13/02 , B05B13/00 , B24B49/00 , B24B1/00 , G06F15/00 , G05D23/00
CPC分类号： B23Q17/22 , B24B47/22 , B24B49/003 , B24B49/10
摘要： The object is to aim at the reduction in the influence of noises in an output of an AE sensor in a working machine. In a working system comprising a working device for working a work W by causing a tool 14 to come into contact work W, an AE sensor 21, and an AE signal processing section 22 for processing an AE signal output from the AE sensor, AE signal processing section 22 comprises an A/D converter 33 for converting an AE signal into a digital signal, a frequency analysis section 34 for calculating the frequency characteristics of a digital AE signal, storage sections 35, 37 for storing the frequency characteristics when the tool is not in contact with the work or tool dresser as non-contact frequency characteristics, and a difference calculation section 35 for calculating a difference between the frequency characteristics of the detected digital AE signal and the non-contact frequency characteristics.
摘要翻译：目的在于减少工作机中AE传感器的输出中的噪声的影响。在包括用于通过使工具14接触工件W来工作工件W的工作装置，AE传感器21和用于处理从AE传感器输出的AE信号的AE信号处理部分22的AE信号处理部分22包括用于将AE信号转换为数字信号的A / D转换器33，用于计算数字AE信号的频率特性的频率分析部分34，用于存储当工具为频率特性时的存储部分35,37 不与作业或工具修整器接触作为非接触频率特性;以及差分计算部35，用于计算检测到的数字AE信号的频率特性与非接触频率特性之间的差。

3. 发明申请

US20090015265A1 Acoustic Emission Sensor and Method For Checking Operating State of Acoustic Emission Sensor 审中-公开
标题翻译：声发射传感器及检测声发射传感器工作状态的方法
公开(公告)号：US20090015265A1
公开(公告)日：2009-01-15
申请号：US12087706
申请日：2006-10-10
申请人： Kazuo Meki
发明人： Kazuo Meki
IPC分类号： G01H17/00 , G01N29/14
CPC分类号： G01N29/14 , G01N29/4427
摘要： The object is to make it possible to check the operating state such as degradation in sensitivity of an AE sensor when it is used actually. There are provided an AE conversion element 41, a pulse signal transmitter 42 for applying a pulse signal to the AE conversion element through the output passage of an AE signal from AE conversion element 41, a receiver/processor 43 for converting the AE signal into a digital signal and calculating the frequency characteristics by processing the digital signal, a reference frequency characteristic storage section 44 for storing the frequency characteristics of the AE signal of the AE conversion element in the reference state as reference frequency characteristics, and a comparator 45 for comparing the frequency characteristics of the AE signal calculated in response to an operation check request signal with the reference frequency characteristics.
摘要翻译：目的是使得可以检查在实际使用AE传感器时的灵敏度劣化的操作状态。提供了AE转换元件41，用于通过来自AE转换元件41的AE信号的输出通道向AE转换元件施加脉冲信号的脉冲信号发送器42，用于将AE信号转换为AE信号的接收器/处理器43 数字信号，通过处理数字信号来计算频率特性;参考频率特性存储部分44，用于存储参考状态下的AE转换元件的AE信号的频率特性作为参考频率特性;以及比较器45，响应于具有参考频率特性的操作检查请求信号而计算的AE信号的频率特性。

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