Robotic Sample 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 using acid poses safety risks, causes worker fatigue, and increases measurement errors due to repetitive tasks.
Innovation Solution
A pretreatment system and method that automates the process using a robot with multiple arms, gripper devices, and vision systems to handle samples, inject acid, dissolve and dilute samples, and detect dissolution rates, reducing human intervention and improving accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual cleaning and inspection methods are used for metal components, then operational simplicity is maintained, but cleaning efficiency and inspection accuracy deteriorate due to time-consuming processes and human error
Solution Approach 1:
The system divides the cleaning and inspection process into distinct functional modules: ultrasonic cleaning tank, drying section, and automated inspection station. Each module performs a specific function independently, allowing for optimized processing at each stage while maintaining overall system efficiency.
Solution Approach 2:
The patent introduces automated intermediaries including robotic manipulators for component handling, ultrasonic waves for cleaning, and optical sensors for inspection. These intermediaries replace manual operations, significantly improving efficiency while the centralized control system manages complexity.
2Measurement precision
If automated cleaning and inspection systems are implemented, then cleaning efficiency and inspection accuracy improve, but device complexity and initial cost increase
Solution Approach 1:
The inspection system incorporates feedback mechanisms where sensors detect component conditions and provide data to the control system. The control system analyzes this data and adjusts cleaning parameters or identifies defects automatically, improving inspection accuracy while managing system complexity through intelligent control.
Solution Approach 2:
The patent replaces manual mechanical inspection with automated optical sensors, cameras, and computational analysis. This substitution significantly improves measurement precision by eliminating human error while the automated systems manage the complexity through software-based control.
3Manufacturing precision
If conventional cleaning processes are used, then equipment simplicity is maintained, but cleaning quality and contaminant removal effectiveness deteriorate
Solution Approach 1:
The ultrasonic cleaning system employs periodic high-frequency vibrations to create cavitation bubbles that effectively remove contaminants from complex geometries. This periodic action significantly improves cleaning quality by reaching areas inaccessible to conventional cleaning methods.
Solution Approach 2:
The system utilizes phase transitions of cleaning fluids through temperature control and ultrasonic energy input. The cleaning fluid transitions between liquid and cavitation bubble states, enhancing contaminant removal effectiveness while the automated temperature control manages process complexity.
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 safe working environment, alleviates worker fatigue, and reduces measurement errors by automating the pretreatment process and enhancing the accuracy of metal component testing.
Implementation Method 1
an ultrasonic wave generator (170) configured to generate ultrasonic waves in the metal component
Implementation Method 2
removing contaminants through cavitation and mechanical vibration
Implementation Method 3
a heating element (180) configured to heat the metal component
Implementation Method 4
an airflow generator (190) configured to generate airflow to dry the metal component
Data Source
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AI summary
Disclosed are a pretreatment system and pretreatment method for testing a metal component in a sample. The pretreatment system may include a robot including a plurality of arms capable of relative rotation with respect to each other and a foremost arm of the plurality of arms being movable within an operating radius; a gripper device mounted at the foremost arm of the robot and including a first gripper unit for gripping or releasing a dosing head on one side and a second gripper unit for gripping or releasing a tube on the other side; a sample input device including a sample input unit lifting device that includes a dosing head mounted thereon and is movable up and down and a tube holder cup that is disposed below the sample input lifting device and includes a tube holder cup mounted thereon, and configured to input the sample in the dosing head into the tube mounted on the tube holder cup; an acid injection device configured to inject acid into the tube into which the sample is input from a sample injection device or to inject distilled water into the tube containing the acid in which the sample is dissolved; 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; 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; and a pipetting device configured to transfer a portion of the solution in one tube to another tube.