System and method for developing a numerical control manufacturing program

Patent metadata

Field	Value
Publication number	US-12468290-B2
Application number	US-202217866118-A
Country	US
Kind code	B2
Filing date	Jul 15, 2022
Priority date	Jul 15, 2022
Publication date	Nov 11, 2025
Grant date	Nov 11, 2025

Abstract

A method for developing a numerical control manufacturing program for a common geometric feature of a first component includes obtaining manufacturing process data for the common geometric feature. The manufacturing process data is associated with one or more numerical control manufacturing processes for the common geometric feature of one or more second components. Each of the one or more second components includes the common geometric feature. The method further includes determining one or more manufacturing constraints for the numerical control manufacturing program for the common geometric feature of the first component, selecting a numerical control manufacturing process of the one or more numerical control manufacturing processes, obtaining manufacturing process parameters for the selected one or more numerical control manufacturing processes, and developing the numerical control manufacturing program for the common geometric feature of the first component. The developed numerical control manufacturing program includes the manufacturing process parameters.

First claim

The invention claimed is:

1 . A computer-implemented method for developing a numerical control manufacturing program for a common geometric feature of a first component, the method comprising:
obtaining manufacturing process data for the common geometric feature, the manufacturing process data associated with one or more numerical control manufacturing processes for the common geometric feature of one or more second components, each of the one or more second components different than the first component, each of the one or more second components including the common geometric feature; determining one or more manufacturing constraints for the numerical control manufacturing program for the common geometric feature of the first component; selecting a numerical control manufacturing process of the one or more numerical control manufacturing processes by evaluating the manufacturing process data for each numerical control manufacturing process of the one or more numerical control manufacturing processes using the one or more manufacturing constraints, wherein the one or more manufacturing constraints include one or more of a process capability (Cpk) threshold, a process performance (Ppk) threshold, a manufacturing cost threshold, a cycle time threshold, a preferred manufacturing site, or a preferred manufacturer; obtaining manufacturing process parameters for the selected one or more numerical control manufacturing processes; developing the numerical control manufacturing program for the common geometric feature of the first component, the developed numerical control manufacturing program including the manufacturing process parameters; indexing the common geometric feature in a database by assigning the common geometric feature a unique ID; storing the manufacturing process data and the manufacturing process parameters associated with the common geometric feature of the one or more second components as a dataset in the database and assigning the unique ID to the dataset; and manufacturing the common geometric feature of the first component using the developed numerical control manufacturing program.

2 . The method of claim 1 , further comprising collecting the manufacturing process data for the common geometric feature while manufacturing the common geometric feature using the developed numerical control manufacturing program.

3 . The method of claim 1 , wherein the common geometric feature is a surface.

4 . The method of claim 1 , wherein the selected numerical control manufacturing process includes one or more of a wire electrical discharge machining (WEDM) process, an abrasive machining process, a broaching process, or a milling process.

5 . The method of claim 1 , wherein the manufacturing process parameters include one or both of computer-aided manufacturing instructions or numerical control manufacturing instructions for the common geometric feature.

6 . The method of claim 1 , wherein the one or more manufacturing constraints include one or more of a process capability (Cpk) threshold, a process performance (Ppk) threshold, or a manufacturing cost threshold.

7 . The method of claim 1 , wherein the manufacturing process data includes geometric dimensioning and tolerancing (GD&T) information of the common geometric feature.

8 . The method of claim 7 , wherein the GD&T information includes geometric characteristics comprising one or more of a dimension, a flatness, a circularity, a cylindricity, an angularity, a concentricity, a coincidence, a parallelism and a perpendicularity.

9 . A system for developing a numerical control manufacturing program for a common geometric feature of a first component, the system comprising:
a processor; a database in signal communication with the processor, the database storing manufacturing process data and manufacturing process parameters; a numerically-controlled manufacturing device; a non-transitory memory in signal communication with the processor, the non-transitory memory storing instructions which, when executed, cause the processor to:
obtain the manufacturing process data for the common geometric feature, the manufacturing process data associated with one or more numerical control manufacturing processes for the common geometric feature of one or more second components, each of the one or more second components different than the first component, each of the one or more second components including the common geometric feature;
obtain one or more manufacturing constraints for the numerical control manufacturing program for the common geometric feature of the first component;
select a numerical control manufacturing process of the one or more numerical control manufacturing processes by evaluating the manufacturing process data for each numerical control manufacturing process of the one or more numerical control manufacturing processes using the one or more manufacturing constraints, wherein the one or more manufacturing constraints includes one or more of a process capability (Cpk) threshold, a process performance (Ppk) threshold, a manufacturing cost threshold, a cycle time threshold, a preferred manufacturing site, or a preferred manufacturer;
obtain the manufacturing process parameters for the selected numerical control manufacturing process;
develop the numerical control manufacturing program for the common geometric feature of the first component, the developed numerical control manufacturing program including the manufacturing process parameters;
identify one or both of the manufacturing process data or the manufacturing process parameters for the common geometric feature using a unique ID assigned to the common geometric feature; and
execute the developed numerical control manufacturing program to manufacture, at least in part, the common geometric feature of the first component using the numerically-controlled manufacturing device.

10 . The system of claim 9 , wherein the non-transitory memory further stores a plurality of 3D component models, the plurality of 3D component models including a first 3D component model of the first component and one or more second 3D component models of the respective one or more second components.

11 . A computer-implemented method for developing a numerical control manufacturing program for a common geometric feature of a first component, the method comprising:
defining a plurality of geometric features of the first component using a first 3D component model of the first component and a plurality of geometric features of a second component using a second 3D component model, a first of the plurality of geometric features of the first component including the common geometric feature, a first of the plurality of geometric features of the second component including the common geometric feature, a second of the plurality of geometric features of the first component different than a second of the plurality of geometric features of the second component, the first 3D component model and the second 3D component model including the common geometric feature, the common geometric feature indexed in a database using a unique ID; generating a 3D-model representation of the common geometric feature and assigning the unique ID to the 3D-model representation; identifying manufacturing process data for the common geometric feature, the manufacturing process data indexed in the database using the unique ID, the manufacturing data associated with one or more numerical control manufacturing processes for the common geometric feature of the second component, and the second component different than the first component; selecting a numerical control manufacturing process of the one or more numerical cont

Assignees

• Pratt & Whitney Canada

Inventors

• Guo Changsheng
• Drouin Laberge Clement
• Jean Joel

Classifications

• G05B19/4183

  characterised by data acquisition, e.g. workpiece identification · CPC title

• G05B19/41845

  characterised by system universality, reconfigurability, modularity · CPC title

• G05B2219/36284

  Use of database for machining parameters, material, cutting method, tools · CPC title

• G05B2219/35167

  Automatic toolpath generation and tool selection · CPC title

• Y02P90/02

  Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS] · CPC title