Cutting Blade Optical Waveform Detection for Shape Abnormalities
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Solution Overview
Problem
Conventional cutting apparatuses are unable to detect configurational abnormalities in the outer circumferential region of cutting blades, leading to reduced processing quality due to uneven wear or deformation, which cannot be corrected by dressing the blade.
Innovation Solution
A cutting apparatus equipped with a management unit that includes a light emitter, receiver, measuring unit, and control sections to form and compare waveforms, determining if the cutting blade's configuration is abnormal by calculating differences between measured and ideal waveforms, allowing for detection of deviations from a circular shape.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional dressing methods are used to maintain cutting blade alignment, then the center of rotation and center of outer edge can be kept aligned, but configurational abnormalities in the outer circumferential region cannot be detected
Solution Approach 1:
The patent replaces mechanical measurement methods with optical measurement. A light emitter and light receiver are positioned to detect light transmission through the cutting blade, substituting mechanical contactless measurement that can detect configurational abnormalities without physical interference
Solution Approach 2:
The patent introduces light as an intermediary medium to detect configurational abnormalities. The light emitter and receiver use light transmission as a mediator to measure the outer circumferential region configuration, enabling non-contact detection that conventional mechanical methods cannot achieve
2Reliability
If periodic dressing is performed to maintain cutting quality, then center alignment can be preserved, but uneven wear and deformation cannot be eliminated
Solution Approach 1:
The patent implements a feedback mechanism where the light transmission measurement provides real-time information about cutting blade configuration. The measured waveform is compared against a reference waveform, and when deviations exceed a threshold, the system alerts operators to dress or replace the blade, creating a closed-loop quality control system
Solution Approach 2:
The patent performs preliminary detection of configurational abnormalities before they significantly degrade processing quality. By continuously monitoring light transmission and comparing waveforms, the system identifies wear and deformation early, allowing preventive maintenance before quality deterioration occurs
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables accurate detection of configurational abnormalities in the cutting blade, ensuring consistent processing quality by identifying and addressing blade deformities that conventional methods miss.
Implementation Method 1
a light emitter, a light receiver facing the light emitter, for receiving light emitted from the light emitter, a measuring unit for measuring an amount of light emitted from the light emitter and received by the light receiver while the cutting blade is positioned between the light emitter and the light receiver
Data Source
AI summary
A cutting apparatus includes a management unit having a measuring unit for measuring an amount of light emitted from a light emitter and received by a light receiver while a cutting blade is positioned between the light emitter and the light receiver, a measured waveform forming section for forming a measured waveform representing the configuration of an outer circumferential region of the cutting blade, and an ideal waveform recognizing section for recognizing one of the comparative waveforms that has the greatest number of waveform regions similar to the measured waveform as an ideal waveform, a difference calculating section for calculating the area of a region where there is a difference between the measured waveform and the ideal waveform.