N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y NIST Support for Dimensional Metrology Interface Standards John Horst The National Institute of Standards and Technology (USA) ia.cmm International Conference Sinsheim (Germany), April 28th, 2005

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST2 NIST Metrology Interoperability Project team members

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST3 NIST Support for Dimensional Metrology Interface Standards Outline  What do we mean by the “interoperability problem” for dimensional metrology?  What is NIST’s role in solving the problem?  What have been some of our successes?

Inspection execution CAD Inspection features and tolerances STEP AP219 Off-line inspection process planning Inspection process plans DMISReporting & analysis CMM Control commands and responses I++ DME Dimensional Metrology System with Standard Interfaces Coordinate measuring machines (CMMs) GD&T definition Measurement results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary, QML?? Businessprocess Measurement histories QML??

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST5 NIST Support for Dimensional Metrology Interface Standards Outline  What do we mean by the “interoperability problem” for dimensional metrology?  What is NIST’s role in solving the problem?  What have been some of our successes?

Inspection execution CAD Inspection features and tolerances STEP AP219 Off-line inspection process planning Inspection process plans DMISReporting & analysis CMM Control commands and responses I++ DME Coordinate measuring machines (CMMs) GD&T definition Measurement results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary, QML?? Businessprocess Measurement histories QML?? Dimensional Metrology System with Standard Interfaces

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST7 NIST Support for Dimensional Metrology Interface Standards The “interoperability problem”  System users cannot easily and cheaply build systems from components  Component vendors have to support many different proprietary interface languages  Measurement quality suffers The interoperability solution: concurrent development of  Interface standards: Timely, unambiguous, sufficiently functional, and consensus-based  Implementations: Timely, compliant, fully functional, interoperable, and performed by a critical mass of vendors worldwide  Tests: Product must pass conformance and interoperability tests for purchase

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST8 NIST Support for Dimensional Metrology Interface Standards Outline  What do we mean by the “interoperability problem” for dimensional metrology?  What is NIST’s role in solving the problem?  What have been some of our successes?

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST9 NIST Support for Dimensional Metrology Interface Standards Provide leadership, analysis, consultation, and testing support; working through  AIAG MIPT  I++ & IA.CMM  DNSC & EDUG Regular and frequent implementers meetings to ensure  Compliant implementations  Consistent, unified, and documented feedback to spec writers to ensure unambiguous and sufficiently functional spec

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST10 NIST Support for Dimensional Metrology Interface Standards Write test suites consisting of test cases, test utilities, test artifacts, and example code modules for enabling new implementations Public interoperability tests to further encourage compliant implementations and unambiguous spec

Software and Hardware VendorsSpecification Writers How well does this vendor’s software conform to the standard? Why aren’t our two implementations communicating well? How do I need to augment my product to conform? Conformance Testing Can this specification support what my software can do? I/F Standards Test Development NIST

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST12 NIST Support for Dimensional Metrology Interface Standards Outline  What do we mean by the “interoperability problem” for dimensional metrology?  What is NIST’s role in solving the problem?  What have been some of our successes?

Inspection execution CAD Inspection features and tolerances STEP AP219 Off-line inspection process planning Inspection process plans DMIS Reporting & analysis CMM control commands and responses I++ DME The Measurement Results Interface Coordinate measuring machines (CMMs) GD&T definition Measuremen t results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary Businessprocess Measurement histories QML

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST14 NIST Support for Dimensional Metrology Interface Standards The Measurement Results Interface  Impact  NIST CRADA partner, Mitutoyo, recently delivered a DML compliant product to GE Transportation; CRADA partners DCS, LK, and Tecnomatix have working products at Daimler Chrysler  Daimler Chrysler has performed tests with several other DML compliant products (Wilcox, Zeiss, Metrix, Cognitens, Capture3D)  Highlights  Successful 2  1 connection interoperability test at IMTS  Successful 3  3 connection interoperability test at Quality Expo 2005 in Chicago

CAD Inspection features and tolerances STEP AP219 Off-line inspection process planning Inspection process plans DMIS Reporting & analysis CMM control commands and responses I++ DME The Inspection Process Plan Interface Coordinate measuring machines (CMMs) GD&T definition Measurement results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary Businessprocess Measurement histories QML Inspection execution

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST16 NIST Support for Dimensional Metrology Interface Standards The Inspection Process Plan Interface  Impact  DMIS is implemented by a majority of CMM software vendors worldwide  DMIS conformance classes defined  The DMIS National Standards Committee (DNSC) approved NIST’s design for a DMIS conformance test suite and unanimously signed an appeal urging NIST support for conformance test generation  The DNSC, EDUG, and I++ DME groups are making substantive progress towards harmonization with I++ DME

Inspection execution CAD Inspection features and tolerances STEP AP219 Inspection process plans DMIS Reporting & analysis CMM control commands and responses I++ DME CAD and GD&T Data Interfaces Coordinate measuring machines (CMMs) GD&T definition Measurement results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary Businessprocess Measurement histories QML Off-line inspection process planning

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST18 NIST Support for Dimensional Metrology Interface Standards The CAD and GD&T data Interface  Impact  A draft vision for enabling open interface standards and implementations generally accepted by the community (MIPT)  CRADAs at NIST have begun with key software vendors

Inspection execution CAD Inspection features and tolerances STEP AP219 Off-line inspection process planning Inspection process plans DMIS Reporting & analysis CMM control commands and responses I++ DME Coordinate measuring machines (CMMs) GD&T definition Measurement results DML Part geometry and design tolerances STEP AP203 2 nd Edition Gage integration Gage information Proprietary Businessprocess Measurement histories QML The Dimensional Measuring Equipment (DME) Interface

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST20 NIST Support for Dimensional Metrology Interface Standards The Dimensional Metrology Equipment Interface  Impact  Most of the key coordinate measuring machine (CMM) hardware and software vendors worldwide now have implementations of I++ DME and are using NIST test utilities  Two new test suite versions released (bootstrapping implementations)  CRADA partners Zeiss and Wenzel as well as Renishaw have announced I++ DME compliant products

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST21 NIST Support for Dimensional Metrology Interface Standards The Dimensional Metrology Equipment Interface  Problems resolved  The appearance of I++ DME-compliant implementations –Two new test suite versions released (bootstrapping implementations) –Zeiss, Wenzel, Renishaw and others have announced I++ DME compliant products

N a t i o n a l I n s t i t u t e o f S t a n d a r d s a n d T e c h n o l o g y 28/04/2005John Horst NIST22 NIST Support for Dimensional Metrology Interface Standards Successful Demonstrations of Metrology System Component Interoperability at the International Manufacturing and Technology Show (IMTS) Chicago, September 2004 Quality Expo 2005 Chicago, April 2005 Control 2005 Sinsheim, April 2005

Distributed Interoperability Testing Tecnomatix/USANIST/USA LK/UK Wilcox/Italy Wilcox/France Zeiss/Germany Mitutoyo/Germany

Interoperability Demo at IMTS (Sept, 2004) for the DME Interface using I++ DME SheffieldWenzel Zeiss CalypsoCamioemMeasureMetrologicMetrosoftPC-DMIS