Cutting Blade Air Cleaning for Accurate Optical Height Detection
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Solution Overview
Problem
Existing blade measurement devices in cutting machines require manual intervention and are inaccurate due to dust and slag on the blade, leading to inefficient and time-consuming adjustments.
Innovation Solution
A device with compressed air blowing nozzles and an optical sensor system that automatically cleans and measures the blade, ensuring precise dimensional detection by removing machining residues.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual measurement methods are used, then device complexity is reduced, but measurement precision deteriorates due to dust and slag on the blade
Solution Approach 1:
The compressed air nozzle performs a preliminary cleaning action by blowing air across the blade surface before the optical sensor conducts the measurement. This removes dust and slag residues in advance, ensuring the blade surface is clean and suitable for accurate optical detection without requiring complex post-measurement cleaning procedures.
Solution Approach 2:
The invention employs a pneumatic system using compressed air to clean the blade surface. The nozzle receives compressed air and directs it across the blade, utilizing gas flow to remove contaminants. This pneumatic approach provides an effective cleaning mechanism that integrates seamlessly with the optical measurement system.
2Productivity
If automated optical sensor measurement is used, then productivity is improved, but reliability deteriorates due to inaccurate detection from blade contaminants
Solution Approach 1:
The system performs a preliminary cleaning action using compressed air before the optical sensor conducts the measurement. This ensures the blade surface is free of dust and slag, allowing the automated optical detection to achieve both high productivity and reliable accuracy without contamination interference.
Solution Approach 2:
The system establishes a feedback loop where the optical sensor detects blade height and the compressed air nozzle continuously maintains blade cleanliness. The measurement results can trigger cleaning cycles if contaminants are detected, ensuring ongoing reliability while maintaining automated high-speed operation.
3Reliability
If frequent manual blade checks are performed, then reliability is improved, but loss of time increases due to operator intervention requirements
Solution Approach 1:
The system enables self-service blade monitoring and maintenance through automated optical detection and integrated cleaning. The device automatically verifies blade height and cleanliness without requiring operator intervention, performing blade checks and cleaning operations autonomously to maintain reliability while eliminating time-consuming manual setup procedures.
Solution Approach 2:
The system maintains continuous blade monitoring and cleaning operations during cutting cycles. The optical sensor continuously detects blade height and the compressed air nozzle continuously cleans the blade surface, ensuring uninterrupted reliable operation without stopping production for manual blade checks or replacements.
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
Automated blade cleaning and measurement reduce setup times and belt wear, ensuring high precision and reliability with reduced operator intervention.
Implementation Method 1
at least a first body (32, 32′), provided with at least one compressed air blowing nozzle
Implementation Method 2
dimensional detection thereon through at least one optical sensor (44) arranged adjacent to the same seat (36)
Data Source
AI summary
A device for cleaning and dimensional detection of a blade of a cutting head of a cutting machine or cutting table, the blade being made of metal or other suitable material and selectively fixed to a side of an edge of a belt of the cutting machine or cutting table, the device comprising a first body provided with at least one compressed air blowing nozzle, and a seat extending into the first body so as to partially divide the first body into two sectors, each of the two sectors in turn being provided with a recess which is orthogonal with respect to said seat, and wherein at least part of the blade is selectively inserted into the seat whereupon the dimensional detection is provided thereon by an optical sensor arranged adjacent to the seat.