Robot Coating Control for Stable Thickness and Width
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Solution Overview
Problem
Existing application systems for viscous materials face challenges in maintaining quality stabilization during the application process, particularly due to variations in environmental conditions and device specifications, leading to inconsistencies in coating thickness and width.
Innovation Solution
An application system comprising an articulated robot, an application device, and a control device that calculates and adjusts a control target value based on real-time operating state information and target quality information, using an estimation model to ensure consistent application of coating materials, thereby stabilizing the quality of the applied coating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If real-time control adjustment is implemented, then coating quality consistency is improved, but control system complexity increases
Solution Approach 1:
The control device receives operating state information from sensors during the coating process, compares actual coating results with target values, and automatically adjusts control parameters in real-time. This closed-loop feedback mechanism ensures consistent coating quality while managing system complexity through automated control algorithms.
Solution Approach 2:
The system dynamically adjusts control parameters such as discharge amount, discharge timing, and robot movement speed based on real-time operating conditions. By changing these parameters adaptively, the system maintains coating quality consistency without requiring complex hardware modifications.
2Manufacturing precision
If environmental condition variations are compensated, then coating precision is improved, but measurement and detection difficulty increases
Solution Approach 1:
Sensors detect environmental conditions such as temperature and humidity during coating operations. The control device receives this information and adjusts control parameters to compensate for environmental variations, maintaining coating precision without requiring complex manual measurement procedures.
Solution Approach 2:
The system automatically monitors and compensates for environmental condition variations through integrated sensors and control algorithms. This self-service approach eliminates the need for manual environmental monitoring while maintaining coating precision.
Data Source
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AI summary
[Solving method] An application system (1) according to an aspect of the present disclosure includes an application device (40) configured to discharge a coating material from a discharge unit (41), an articulated robot (10) configured to change a position and an orientation of the discharge unit (41) such that the coating material from the discharge unit (41) is applied to a workpiece (W), and a control device (100) configured to control the application device (40) and the articulated robot (10). The control device (100) includes a target value calculation unit (120) configured to calculate a control target value for controlling the application device (40) and the articulated robot (10) on the basis of operating state information indicating an operating state of at least one of the application device (40) or the articulated robot (10) and target quality information indicating a target for application quality of coating to the workpiece (W) and an operation control unit (112) configured to control the application device (40) and the articulated robot (10) according to the control target value calculated by the target value calculation unit (120).