CNC Machine Camera Alignment for Precise Laser Material Changes
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Solution Overview
Problem
Existing CNC machines face challenges in accurately aligning and positioning changes to materials due to complex design constraints, especially in laser cutters, which require precise control of electromagnetic energy and are sensitive to misalignment and environmental factors like smoke and airflow, making real-time imaging and adjustment difficult.
Innovation Solution
Incorporating a movable head with electromagnetic energy delivery and internal cameras within the CNC machine to image and adjust material changes in real-time, allowing for precise alignment and positioning based on camera feedback to achieve the intended final appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If real-time imaging and adjustment is implemented using internal cameras, then manufacturing precision is improved, but device complexity increases
Solution Approach 1:
The camera system is integrated within the existing CNC machine structure, with cameras positioned to view the material through the housing interior. This nesting approach allows the imaging system to be incorporated without requiring a completely new machine design, thereby improving manufacturing precision while limiting the increase in device complexity.
Solution Approach 2:
The camera acts as an intermediary between the material and the control system, providing visual feedback that enables real-time positioning adjustments. This intermediary component allows the system to achieve higher precision without directly modifying the electromagnetic energy delivery mechanism, thus managing the complexity increase.
2Productivity
If electromagnetic energy is delivered for material changes, then productivity is improved, but harmful factors increase due to sensitivity to misalignment and environmental factors
Solution Approach 1:
The camera system provides continuous visual feedback on material position and electromagnetic energy application points. This feedback loop allows the control system to detect and correct misalignment in real-time, enabling high-speed electromagnetic processing while compensating for sensitivity to positioning errors and environmental factors like smoke and airflow.
3Measurement precision
If internal cameras are used for real-time imaging, then measurement precision is improved, but loss of time occurs due to additional imaging and adjustment steps
Solution Approach 1:
The camera imaging and material adjustment operations are performed continuously during the manufacturing process rather than as separate discrete steps. The camera captures material position continuously, and adjustments are made in real-time without interrupting the electromagnetic energy delivery, thereby maintaining measurement precision while minimizing time loss.
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
Enables precise and safe operation of CNC machines by ensuring accurate material changes and real-time adjustments, improving the quality and safety of manufacturing processes.
Implementation Method 1
a moveable head configured to deliver electromagnetic energy
Data Source
AI summary
A moveable head of a computer numerically controlled machine may deliver electromagnetic energy sufficient to cause a first change in a material at least partially contained within an interior space of the CNC machine. A feature of the material may be imaged using at least one camera present inside the interior space to update a position of the material, and the moveable head may be aligned to deliver electromagnetic energy sufficient to cause a second change in the material such that the second change is positioned on the material consistent with the first change and with an intended final appearance of the material. Methods, systems, and article of manufacture are described.