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3D vision for continuous cut optimization

Tuesday’s ProFood Tech “Disruption Zone” presentation from Letico was a case study in the challenge to divide large cheese product blocks into precise, smaller portions with little to no waste.

Tuesday's session at the Disruption Zone at ProFood Tech featured a 3D camera solution from Letico.
Tuesday's session at the Disruption Zone at ProFood Tech featured a 3D camera solution from Letico.

Traditional “Fixed Position Cutting,” where the entire bar is pushed through a harp, results in portions with consistent dimensions, but not weight, due to the lack of ability to make corrections based on irregularities. According to Alexandre Tessier and Bruno Omann, P. Eng. at Letico, this method works well for selling at a variable weight, but the only possible corrections are to manually weigh and shave off any extra weight.

With “Variable Thickness Cutting,” cheese is placed on a conveyor belt and moved piece by piece toward a knife, which allows a variance of cut thickness. Weight adjustments can then be made by varying the index length in one of the following methods:

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