B - Operations – Transporting – 26 – D
Patent
B - Operations, Transporting
26
D
B26D 7/30 (2006.01) A22C 25/18 (2006.01)
Patent
CA 2083306
A method for cutting a workpiece into cut piece or cuttings having a predetermined equal weight, which is disclosed herein, comprises the steps of performing a trial cutting of a workpiece along a predetermined trial cutting plane to provide a trial cut piece or cutting, measuring a weight of the trial cut piece, determining a weight per unit length of the trial cut piece on the basis of the weight and the position of the trial cutting plane of the trial cut piece, determinig the position of a first cutting plane for a first cut piece of a predetermined weight adjacent the trial cut piece by calculation based on the weight per unit length of the trial cut piece, performing a first cutting of the workpiece along the first cutting plane to actually provide the first cut piece adjacent the trial cut piece, and likewise determinig the position of an n-th cutting plane for an n-th cut piece by calculation based on the weight per unit length determinedon the basis of the weight and the position of the cutting plane of a jast last cut piece, i,e., an n-th cut piece, and performing an n-th cutting of the workpiece along the n-th cutting plane to actually provide the n-th cut piece. With this method, it is possible to cut a workpiece with an extremely good accuracy into cut piece or cutting each having a desired weight and high commercial value; and thus to effectively utilize the workpiece without any waste, leading to a reduced cost.
Fetherstonhaugh & Co.
Nichimo Co. Ltd.
Nikko Co. Ltd.
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