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CMM Creo - Assembly Pattern Feature issue

CMM Creo - Assembly Pattern Feature issue Symtom / Problem DescriptionWe have assembly-parts (ˆassemblies material cuts") where many holes are in the air, but these holes should be made in the bodies ("BREP") as a subtraction. There is also problem with "Pattern Feature" and "Mirror Feature" (See also Detail Information).

Remark:

We always use Feature Translation Mode = BrepMode, however, in "FeatureMode" we get the same result.

For Assemblies Translation Mode we plan to use Feature Mode, however for CMM validation sometimes also Brep Mode is tested

Environment setup:

Environment Setup 1:

CMM Solo 12.0.2.093

NX 12.0.2.9

Creo Parametric 4.0 - M080

Windows7

Environment Setup 2:

CMM Solo 1847.192

NX 1859

Creo Parametric 4.0 - M080

Windows10

ExpectationsAn assembly-part (ˆassemblies material cuts") that is 100% identical to Creo, and the fidelity-check is all right.

Detail Informationexample 1: "1_Creo_211378" (Part: 211378_asm.1.prt)

Many holes are in the air, they are the features "Revolve", there are about 34 holes.

As a result, many threads can not be created, see all features "Data Access COSMETIC" (about 24 threads).

The "pattern feature" with the number (315) is wrong, the direction is wrong.

The "pattern feature" with the number (318) is wrong, the direction is wrong.

example 2: "2_Creo_211430" (Part: 211430_asm.1.prt)

Many holes are in the air, they are the features "Revolve", there are about 42 holes.

As a result, many threads can not be created, see all features "Data Access COSMETIC" (about 24 threads).

The "pattern feature" with the number (343) is wrong, the direction is wrong.

The "pattern feature" with the number (346) is wrong, the direction is wrong.

example 3: "7_10049044_MC_SAEULE" (Part: 10049044_asm.3.prt)

Many holes are in the air, they are the features "Revolve", there are about 126 holes.

As a result, many threads can not be created, see all features "Data Access COSMETIC" (about 126 threads).

The "mirror feature" with the number (34) is wrong.

The "mirror feature" with the number (36) is wrong.

Supporting DataFor more detailed information see PDF document within IR-Data Zipfile

.zip

FolderDescriptionTranslation Mode

1_Creo_211378\Creo Creo 4 files

1_Creo_211378\NX12 CMM Scratch from CMM/NX 12 migration Brep Mode

1_Creo_211378\NX1847_BG_BrepMode CMM Scratch from CMM/NX 1847 Series migration Assembly Brep Mode

1_Creo_211378\NX1847_BG_FeatureMode CMM Scratch from CMM/NX 1847 Series migration Assembly Feature Mode

FolderDescriptionTranslation Mode

2_Creo_211430\Creo Creo 4 files

2_Creo_211430\NX12 CMM Scratch from CMM/NX 12 migration Brep Mode

2_Creo_211430\NX1847_BG_BrepMode CMM Scratch from CMM/NX 1847 Series migration Assembly Brep Mode

2_Creo_211430\NX1847_BG_FeatureMode CMM Scratch from CMM/NX 1847 Series migration Assembly Feature Mode

FolderDescriptionTranslation Mode

7_10049044_MC_SAEULE\Creo Creo 4 files

7_10049044_MC_SAEULE\NX12 CMM Scratch from CMM/NX 12 migration Brep Mode

7_10049044_MC_SAEULE\NX1847_BG_BrepMode CMM Scratch from CMM/NX 1847 Series migration Assembly Brep Mode

7_10049044_MC_SAEULE\NX1847_BG_FeatureMode CMM Scratch from CMM/NX 1847 Series migration Assembly Feature Mode

PlattformWindows7 / Windows 10

Platform Specificno

Version Specificno This issue is currently open and under investigation. When the investigation completes, this article will be updated to include all of the pertinent information and conclusions. If you have further questions related to this article, or any article, please contact Support for assistance. PR 9487311 Product Information: Product: NX , Application: CMM , Version: V1859

Source: https://support.sw.siemens.com/en-US/knowledge-base/PL8123643 · retrieved 2026-10-02