A method and device for intelligent evaluation of tool wear state
A tool wear and tool technology, which is applied in the field of intelligent evaluation of tool wear state, can solve the problems of few types of characteristic parameters and influence prediction accuracy, and achieve the effect of reasonable selection of features, accurate prediction effect and small influence of the model.
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[0043] The embodiments of the present invention are described in detail below. This embodiment is implemented on the premise of the technical solution of the present invention, and provides a detailed implementation manner and a specific operation process, but the protection scope of the present invention is not limited to the following implementation. example.
[0044] like figure 1 Shown is a flow chart of a method for intelligently evaluating a tool wear state according to an embodiment of the present invention.
[0045] Please refer to figure 1 , the tool wear state intelligent evaluation method of this embodiment includes:
[0046] S11: Collect the signal data during tool processing, including: the vibration signal of the spindle and the power signal of the spindle;
[0047] S12: Preprocess the signal data collected by S11;
[0048] S13: perform feature extraction on the data preprocessed in S12;
[0049] S14: Select the features extracted by S13;
[0050] S15: Use ...
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