Opposing Electrode Jig Layout for Correct Pair Verification
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Solution Overview
Problem
Existing methods for determining the correct combination of opposing electrodes after replacement are costly and time-consuming, particularly due to the need for cameras or other sensors to measure tip shapes and inter-electrode distances, which can lead to mistakes in identifying electrodes with different tip shapes.
Innovation Solution
A method involving a held member with receiving portions of varying insertion allowances based on the tip shapes of the electrodes, allowing for accurate determination of correct electrode combinations by measuring inter-electrode distances without the need for cameras or sensors, using a jig that restricts movement and configures receiving portions to differentiate between electrode types based on shape and size.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a camera or sensor is used to measure tip shape and inter-electrode distance, then measurement precision is improved, but manufacturing cost increases and productivity decreases
Solution Approach 1:
The patent replaces optical measurement systems (cameras and sensors) with a mechanical measurement system. The held member with receiving portions creates a mechanical reference structure that physically defines the correct inter-electrode distance. The electrode rod is mechanically constrained by the receiving portions, and the measurement is obtained through mechanical positioning rather than optical detection, thereby eliminating the need for expensive cameras and sensors.
Solution Approach 2:
The held member with receiving portions serves as a simple, inexpensive mechanical reference tool that can be easily manufactured and replaced. Instead of investing in expensive, complex measurement equipment, the system uses a straightforward mechanical fixture that provides the necessary measurement functionality at low cost.
2Measurement precision
If a camera or sensor is used to measure tip shape and inter-electrode distance, then measurement precision is improved, but productivity decreases due to increased cycle time
Solution Approach 1:
The held member with receiving portions is pre-configured with the correct inter-electrode distance and receiving portions that correspond to the proper electrode combination. This preliminary setup eliminates the need for real-time measurement and analysis during the electrode replacement process. The operator simply needs to insert the electrode rod into the pre-configured held member, and the mechanical structure itself provides the verification, significantly reducing the determination time.
3Measurement precision
If receiving portions have different insertion allowances based on tip shape, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The held member features asymmetric receiving portions with different insertion allowances tailored to specific electrode tip shapes. This asymmetry provides a simple yet effective method for distinguishing between different electrode combinations. The structural variation in the receiving portions creates unique mechanical constraints for each electrode type, enabling accurate identification through straightforward mechanical insertion rather than complex measurement systems.
Data Source
AI summary
An opposing electrode determination method includes a step of inserting a pair of opposing electrodes into corresponding receiving portions, respectively, by holding, between the pair of opposing electrodes, a held member formed with the receiving portions on both sides; a step of measuring the inter-electrode distance between the pair of opposing electrodes; and a step of determining, based on the inter-electrode distance, whether a combination of the pair of opposing electrodes is correct or incorrect. The receiving portions are configured to have different insertion allowances for the opposing electrodes, respectively, according to the tip shape of each of the pair of opposing electrodes.