Robotic Pretreatment for Acid-Based Metal Component Testing
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Solution Overview
Problem
The manual pretreatment process for testing metal components in cathode materials of secondary batteries using acid poses safety risks, leads to worker fatigue, and increases measurement errors due to repetitive tasks.
Innovation Solution
A pretreatment system and method that automates the process using a robot equipped with a gripper device, acid injection, heat shaker, pipetting device, and vision system to dissolve, dilute, and analyze samples, reducing human intervention and enhancing accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual pretreatment process is used, then worker flexibility is maintained, but safety risks increase due to acid handling and measurement errors occur due to repetitive tasks
Solution Approach 1:
The patent replaces manual mechanical operations with an automated robot system that performs sample dissolution, dilution, and preparation. The robot eliminates direct human contact with acid while maintaining precise control over the pretreatment process, thereby improving safety and measurement reliability simultaneously.
Solution Approach 2:
The system enables self-service through automated monitoring where the robot detects dissolution completion using a camera and automatically adjusts the process. This eliminates the need for manual visual inspection and reduces measurement errors caused by human fatigue while maintaining safety.
2Reliability
If automation is implemented, then safety is improved and measurement accuracy increases, but device complexity increases
Solution Approach 1:
The robot system performs multiple functions including sample dissolution, dilution, transfer, and dissolution completion detection. By consolidating these functions into a single multi-functional platform, the patent manages device complexity while achieving improved safety and measurement accuracy.
Solution Approach 2:
The patent introduces a camera as an intermediary device that enables the robot to detect dissolution completion without direct human intervention. This intermediary component bridges the gap between automation and visual monitoring, improving reliability without significantly increasing overall system complexity.
3Ease of operation
If manual visual inspection is used, then process monitoring is simple, but worker fatigue increases and measurement errors occur
Solution Approach 1:
The patent replaces manual visual inspection with an automated camera-based detection system. The robot captures images of the dissolution process and automatically determines completion, eliminating worker fatigue while maintaining ease of operation through automated monitoring.
Solution Approach 2:
The system implements automated feedback loops where the camera continuously monitors dissolution progress and provides real-time information to the control system. This feedback mechanism replaces manual monitoring, reducing worker fatigue while maintaining simple and effective process control.
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
The system provides a safer working environment, alleviates worker fatigue, and reduces measurement errors by automating the pretreatment process, improving the accuracy of metal component testing in cathode materials.
Implementation Method 1
a heat shaker configured to apply heat to the tube containing the acid mixed with the sample and shake the tube to dissolve the sample in the acid
Implementation Method 2
a vision device acquiring an image of a set portion of a tube containing a sample solution in which the sample is dissolved in the acid
Data Source
AI summary
A pretreatment system and method is used for testing a metal component. The pretreatment system includes a robot, a plurality of arms having relative rotation with respect to each other, and a foremost arm movable within an operating radius. A gripper device mounted at the foremost arm includes a first gripper unit and a second gripper unit. A sample input device includes a sample input unit lifting device that includes a dosing head mounted thereon movable. A tube holder cup is disposed below the sample input lifting device and configured to input the sample into the tube. An acid injection device is configured to inject acid into the tube or inject distilled water into the tube containing the acid in which the sample is dissolved. A vision device acquires an image of a set portion of a tube containing a sample solution in which the sample is dissolved in acid.