Spray Gun Alignment Using Laser Datum and Automated Drives
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Solution Overview
Problem
Existing spray gun alignment methods in industrial spraying systems for coating metal cans are time-consuming, prone to inconsistencies, and require manual adjustments, especially when switching between different can sizes or using water-based lacquers, which demand greater precision.
Innovation Solution
A system and method for repeatably aligning a spray gun in a lacquer spray machine, involving an alignment mechanism that positions the spray gun tip at a predetermined datum point, with linear and angular drive assemblies to adjust the gun's position and orientation, and a laser device for precise alignment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual alignment methods are used for spray guns, then the system is simple to operate, but the alignment precision and consistency deteriorate
Solution Approach 1:
The patent replaces manual mechanical alignment with an automated optical alignment system using lasers and sensors. The mechanical adjustment process is substituted by an optical measurement and control system that automatically positions the spray gun, achieving higher precision without relying on operator skill.
Solution Approach 2:
The alignment system performs self-alignment through automated feedback mechanisms. The spray gun positioning is automatically adjusted based on sensor readings and control algorithms, eliminating the need for continuous manual intervention and ensuring consistent alignment precision.
2Adaptability or versatility
If manual adjustments are made when switching can sizes, then the system is easy to reconfigure, but the time required for reconfiguration increases
Solution Approach 1:
The system stores pre-configured alignment parameters for different can sizes in advance. When switching between can sizes, the appropriate parameters are automatically retrieved and applied, eliminating the need for time-consuming manual re-adjustment and enabling rapid reconfiguration.
Solution Approach 2:
The alignment system is designed to be dynamically adjustable through automated control. The spray gun positioning can be rapidly changed by inputting new parameters or selecting from stored configurations, allowing the system to adapt to different can sizes quickly and efficiently.
3Manufacturing precision
If conventional alignment methods are used, then the equipment is simple, but the coating uniformity deteriorates
Solution Approach 1:
The alignment system incorporates feedback mechanisms through sensors that monitor the spray gun position and alignment in real-time. This feedback is used to automatically correct any deviations, ensuring consistent coating uniformity across different production conditions.
Solution Approach 2:
The patent replaces simple mechanical alignment with an automated optical control system. This substitution enables precise control of spray gun positioning and orientation, achieving superior coating uniformity that cannot be obtained through manual mechanical methods alone.
4Productivity
If spray gun alignment is not precise, then the system operates quickly, but the lacquer application quality deteriorates
Solution Approach 1:
The alignment system maintains precise spray gun positioning through automated self-correction mechanisms. The system continuously monitors and adjusts the spray gun position to maintain optimal alignment, ensuring high-quality lacquer application even during high-speed operation.
Solution Approach 2:
The system pre-configures optimal spray parameters and positioning for different can sizes and lacquer types. This preliminary setup ensures that the spray gun is correctly positioned before operation begins, maintaining high application quality without sacrificing production speed.
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 solution enables rapid, consistent, and precise alignment of spray guns across multiple machines, reducing downtime and improving coating uniformity, even with water-based lacquers, thereby enhancing production efficiency and quality.
Implementation Method 1
a laser device for precise alignment
Data Source
AI summary
A system and method for aligning spray guns of a spray system includes a pair of adjustment mechanisms. A laser alignment system employs a target device.