Blade Alignment Measurement for Panel Cutting Machines
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Solution Overview
Problem
Existing methods for aligning cutting blades and scoring blades in panel cutting machines are either slow due to complex measurements or require expensive diamond blades, and often necessitate manual adjustments, which are time-consuming and inconvenient.
Innovation Solution
A method involving the measurement of tooth thickness and distance of both blades relative to a reference plane, with manual alignment of sample blades followed by calculation of new blade positions based on statistical averages, allowing for efficient and precise alignment without the need for expensive diamond blades or extensive manual testing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If complex measurement systems are used to measure blade tooth characteristics, then alignment precision is improved, but measurement time and system complexity increase significantly
Solution Approach 1:
The patent extracts only the essential measurement parameters (tooth thickness and distance from reference plane) needed for alignment, eliminating the need for complex three-dimensional tooth characteristic measurements. This selective extraction of critical dimensions simplifies the measurement process while maintaining sufficient alignment precision.
Solution Approach 2:
The patent performs preliminary manual alignment of sample blades to establish a reference configuration before measurement. This preliminary action creates a known reference state that simplifies subsequent measurements and calculations, reducing the complexity of the alignment process.
2Duration of action of stationary object
If diamond scoring blades are used to ensure long-lasting sharpness, then blade durability is improved, but operational costs increase significantly
Solution Approach 1:
The patent adopts tungsten carbide scoring blades instead of expensive diamond blades, accepting that these blades will wear faster but significantly reducing operational costs. The economic benefit of using cheaper blades outweighs the need for more frequent replacements.
Solution Approach 2:
The patent changes the material parameter of the scoring blade from diamond to tungsten carbide, altering the cost-durability trade-off. This material substitution reduces operational costs while still providing sufficient durability for the application.
3Device complexity
If manual alignment procedures are used for blade positioning, then equipment complexity is reduced, but alignment time and labor requirements increase
Solution Approach 1:
The patent performs preliminary manual alignment of sample blades to establish a reference configuration. This preliminary manual action creates a known reference state that enables subsequent automated calculations and adjustments, combining the simplicity of manual positioning with the efficiency of computational methods.
Solution Approach 2:
The patent measures the characteristics of sample blades that have been manually aligned and uses these measurements as a reference template. The alignment parameters of new blades are calculated by comparing their measurements against this reference, effectively copying the successful alignment configuration.
4Manufacturing precision
If extensive test cuts are performed to verify blade alignment, then alignment accuracy is improved, but production downtime increases
Solution Approach 1:
The patent replaces mechanical test cutting with optical/laser measurement systems that directly measure blade tooth characteristics. This substitution eliminates the need for extensive test cuts while providing precise measurement data for alignment verification and adjustment.
Solution Approach 2:
The patent uses measurements from properly aligned sample blades as a reference template. By comparing new blade measurements against this reference copy, the system can verify alignment accuracy without requiring extensive test cutting, significantly reducing production downtime.
Data Source
Figure 1~2
AI summary
A method for the correct alignment between a circular cutting blade (13) and its relative scoring blade (12), both to be used on a panel cutting machine. The method includes the following steps: - the step of measuring the tooth thickness (LDI) and its distance (DST1) from a generic fixed plane of a sample scoring blade, and the step of measuring the tooth thickness and its distance from a generic fixed plane of a sample cutting blade to be matched with previously measured sample scoring blade; - the step of manually aligning on machine of a previuosly measured set of blades; - the step of measuring the tooth thickness and its distance from a generic fixed plane of a new scoring blade, and the step of measuring the tooth thickness and its distance from a generic fixed plane of a new cutting blade to be matched with previously measured new scoring blade; - the step of calculating the relative movement of the scoring blade of new set of blades in respect to the one previously mounted; and - the step of instructing and positioning of new set of blades.