Methods, systems, and apparatus, including medium-encoded computer program products, for computer aided design of physical structures using generative design processes, where three dimensional (3D) models of the physical structures can be produced to include lattices, hollows, holes, and combinations thereof, include: obtaining design criteria for an object; iteratively modifying 3D topology and shape(s) for the object using generative design process(es) that employ a macrostructure representation, e.g., using level-set method(s), in combination with physical simulation(s) that place void(s) in solid region(s) or solid(s) in void region(s) of the generative model of the object; and providing a 3D model of the generative design for the object for use in manufacturing a physical structure corresponding to the object using one or more computer-controlled manufacturing systems. The providing can include generating instructions for manufacturing machine(s), which can employ various manufacturing systems and techniques, including additive, subtractive and casting manufacturing methods.

Systems, methods, and machine readable media are provided for slot capacity adjustment. A utilization rate of a facility for a plurality of time slots is determined. Slots having a utilization rate that can have an associated capacity increased are identified and the capacity for the slots having a utilization rate that can be increased is increased. Slots having a utilization rate that can have an associated capacity decreased are identified and these slots have their capacity decreased. A slot-to-slot capacity variance of greater than a smoothing threshold are identified and smoothed. A capacity schedule is produced based on the capacity increases, capacity decreases, and capacity smoothing.

The present relates to a method for automatically determining a finishing recipe of a manufactured component. A non-finished 3D model, consisting in a 3D representation of the manufactured component at a non-finished stage, is received at a computer. And a finished 3D model, consisting in a 3D representation of the manufactured component at a finished stage, is received. The non-finished 3D model and the finished 3D model are further processed, to calculate a finishing recipe of one or more tool(s), The tool performs a finishing operation according to the finishing recipe on the manufactured component at the non-finished stage, to obtain the manufactured component at the finished stage. The finishing recipe may include a trajectory of the tool(s), an operational parameter(s) of the tool(s). The manufactured component may consist in a blade. The finishing operation may consist in profiling, polishing, tri-blending, weld blending, twist and bow.

A numerical controller includes a machining program creation unit for receiving an input of a machining program including a cycle command, a tool path creation unit for creating a plurality of tool paths based on the machining program, a display unit for displaying the machining program and the plurality of tool paths, and a correspondence relation management unit for recording a relation between an argument of the cycle command and the plurality of tool paths in an information table, wherein the correspondence relation management unit receives a selection of a selected tool path corresponding to one of the plurality of tool paths, and specifies an argument of the cycle command corresponding to the selected tool path with reference to the information table, and the display unit displays the specified argument in a different form from a form of another argument in the machining program.

Provided is a program of calculating a tool path that processes a workpiece having a complicated shape with use of an apparatus enabling multiaxial control in a program including a robot or the like with simple information input. A path calculation program for calculating a tool path for processing a curved processed part formed by a hole provided in a curved-surface-shaped workpiece functions as a workpiece shape information inputter configured to input workpiece shape information about a shape of the workpiece and a shape of the curve, a tool shape information inputter configured to input tool shape information about a shape of the tool, and a tool position calculator configured to calculate a tool position enabling a specified point on the curve to be processed by the tool based on the input workpiece shape information and tool shape information.

A machining-information management device that manages machining information for a machine tool that machines a workpiece by moving said workpiece relative to a tool and/or moving said tool relative to the workpiece on the basis of a machining program. Said machining-information management device has the following: an extraction unit that extracts a tool swap command and a coordinate-system selection command from a machining program that machines a predetermined workpiece; an acquisition unit that acquires tool information associated with a tool specified in the aforementioned tool swap command and coordinate information associated with a coordinate system specified in the aforementioned coordinate-system selection command; and a generation unit that generates combined machining information that contains the abovementioned machining program, the aforementioned tool information, and the aforementioned coordinate information.

An automated method for generating toolpaths in double sided incremental forming (DSIF) operations is disclosed which uses a geometrically constructed map to build a structure of all the geometric features that is capable of tracking and forming the features in the correct order while simultaneously keeping track of the location of the virgin material. The aforementioned method allows toolpaths for complex geometries in the DSIF process to be generated automatically.

A tool-path correcting apparatus includes a cut-point calculating unit that calculates, on the basis of tool path data, tool data, and shape data, cut point information, which is information concerning cut points by a tool on a machining curved surface of a machining shape at the time when the tool is disposed at command points described in the tool path data, a correction-command-point extracting unit that extracts, on the basis of the tool path data and the cut point information, correction command points, which are command points that should be corrected, from command points described in the tool path data, a command-point-correcting-direction determining unit that determines, on the basis of the correction command points, command point correcting directions, which are directions in which the correction command points should be corrected, and a tool-path-data correcting unit that corrects the tool path data.

A tool path-generating method for computing a tool path to process a workpiece, wherein the tool path for a designated tool when processing using the designated tool is previously established. The tool path-generating method includes a path-computing process for computing, on the basis of the tool path for the designated tool, the tool path of a substitute tool differing from the designated tool when processing with the substitute tool. The path-computing process computes the portion that ultimately forms the machined surface when the workpiece is processed using the designated tool and sets the tool path for the substitute tool on the basis of the portion that ultimately forms the machined surface.

A method and an apparatus for smart automation of robotic surface finishing of a three-dimensional surface of a workpiece is described. A finite element analysis simulation is conducted providing data for generation of a three-dimensional path along the surface of the workpiece. The finite element can include properties of the workpiece, finishing tool, and the robot configured to maneuver the finishing tool. The surface of the workpiece is finished using one or more surface finishing tools along the three-dimensional path. The surface of the workpiece includes at least a flat region and a curved region.