Laser processing system
AssigneeThe University of Tokyo
InventorsYohei Kobayashi, Shuntaro Tani, Yutsuki Aoyagi
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Abstract
A laser processing system is equipped with a processing laser beam irradiation device configured to irradiate a processing object with processing laser beam and perform ablation processing. The laser processing system is configured to obtain an ablation image of a processed portion of the processing object based on scattered light from the processed portion during processing of the processing object with the processing laser beam and to estimate an ablation volume by applying a learning result obtained by deep learning of a relationship between the ablation image and the ablation volume to the obtained ablation image.
Claims7
A laser processing system equipped with a processing laser beam irradiation device configured to irradiate a processing object with a processing laser beam and perform ablation processing, the laser processing system comprising:
- a camera configured to obtain an ablation image of a processed portion of the processing object based on scattered light from the processed portion during processing of the processing object with the processing laser beam;
- and
- a processor programmed to estimate an ablation volume by inputting the ablation image into a deep learning model that specifies a relationship between the ablation image and the ablation volume and outputs the estimated ablation volume,
- wherein the deep learning model has been trained by outputting a processing parameter based on the input ablation image, and applying a loss function to the deep learning model based on actual values of the processing parameter, and the deep learning model estimates the ablation volume based on the processing parameter.
Dependencies are inferred from the claim text.