Patent Document ID: 9880544
Application ID: 14701937
Patent Status: 1

Claim One:
1. A method of performing a machining or manufacturing operation on a workpiece, the method comprising: a machine tool engaging a workpiece to perform a machining or manufacturing operation on the workpiece; and a control unit determining a pose of the workpiece, including the control unit at least: receiving known positions of a plurality of reference features of a workpiece in a first pose in a first coordinate space; determining from the known positions an estimate of the first pose of the workpiece in a second coordinate space in which any pose of the workpiece including the first pose is definable by six distinct components, at least one of the six components of the first pose being known; receiving a position of a second feature of the workpiece in the second coordinate space, the workpiece being disposed in a distinct, second pose in which the at least one of the six known components of the first pose are common to the second pose; determining the second pose of the workpiece from the estimate of the first pose of the workpiece and the position of the second feature of the workpiece in the second pose; and transmitting the second pose of the workpiece to the machine tool to enable the machine tool to locate the workpiece in the second pose, and thereby enable the machine tool to perform the machining or manufacturing operation on the workpiece based thereon.