STC M - 2023 Annual Report

In 2023, the Scientific Technical Committee on Machines (STC “M”) had two meetings. The first was in Paris, France on February 24, 2023 during the Winter Meetings of CIRP. The second was held in Dublin, Ireland on August 26, 2022, during the CIRP General Assembly.

STC “M” Meeting in Paris on February 24, 2023

This meeting took place in-person, with 75 attendees. The distribution was: 24 Fellows, 18 Associate Members, 20 Corporate Members, 2 Research Affiliates, and 11 Guests.

The following technical contributions, progress for future keynotes were presented and discussed. Essays for CIRP’s upcoming publication, CIRP Novel Topics in Production Engineering (CNTPE), were also discussed.

Technical presentations

1. “Fiber reinforced polymer concrete for dynamically loaded machine tool structures”
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany).
2. “Toward intelligent process control in LPBF additive manufacturing”
   by C. Okwudire (Dept. of Mechanical Engineering, University of Michigan, USA).
3. “Lifecycle adaptive modelling of the dynamic behavior of machine tools”
   by J. Fleischer (WBK - Karlsruhe Institute of Technology, Germany).
4. “Thermo-mechanical modeling of high-speed spindles”
   by E. Budak (Sabanci University, Turkey).
5. “Rolling force control with a sensory deep rolling tool”
   by H. Klemme (Inst. of Prod. Engineering and Machine Tools, Leibniz University Hannover, Germany).
6. “On the coupled dynamics and positioning control of near-field acoustic levitation bearing”
   by P. Guo (Northwestern University, USA).
7. “Highly dynamic laser blanking machine design”
   by Xavier Beudaert (Ideko, Spain).

Progress reports for future keynotes

1. Progress report on STC-M Keynote Paper 2024 “Hybrid Additive-Subtractive Machines”
   by S. Smith (Oak Ridge National Laboratory, USA).
2. Progress report on STC-M Keynote Paper 2025 “Fixtures and clamping systems in machining”
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany).
3. Progress Report on STC-M Keynote Paper 2026 “Digital twins for machine tools”
   by A. Verl (Inst. for Control Engineering of Machine Tools and Manufacturing Units, Univ. of Stuttgart, Germany).

CIRP Novel Topics in Production Engineering (CNTPE)

1. Presentation about CNTPE to STC-M
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany).
2. Update on CNTPE essay “Tool path planning and feed scheduling for time-dependent processes”
   by Dr. S. Yamato (Kyoto University, Japan).
3. Update n CNTPE essay “he use of 5G communication technology in production”
   by Prof. F. Bleicher (TU Wien, Austria). 

CIRP sponsored conferences approved

1. XXXV CIRP Sponsored Conference on Supervising and Diagnostics of Machining Systems, Karpacz, Poland, 23-27 Jun, 2024.

STC “M” Meeting in Dublin, Ireland, August 25, 2023

This meeting took place in-person, with 90 attendees. The distribution was: 24 Fellows, 23 Associate Members, 24 Corporate Members, 3 Research Affiliates, and 16 Guests.

The following technical contributions, progress for future keynotes were presented and discussed. Essays for CIRP’s upcoming publication, CIRP Novel Topics in Production Engineering (CNTPE), were also discussed.

Technical presentations

1. “Characterization of dynamic pressure fields on machine surfaces using shape memory alloy based pressure film sensors”
   by S. Ihlenfeldt (Fraunhofer Inst. for Machine Tools and Forming Technology IWU, Germany).
2. “Tool wear estimation based on monitoring of the cutting force coefficients
   by P. Kolar (RCMT, Czech Technical University in Prague, Czech Republic).
3. “Lifecycle adaptive modelling of the dynamic behavior of machine tools – progress report”
   by J. Fleischer (WBK - Karlsruhe Institute of Technology, Germany).
4. “Sequential data assimilation for updating digital-twin structure model using time responses during cutting”
   by S. Yamato (Kyoto University, Japan).
5. 5 “Prototype of an adaptronic spindle with integrated linear drive for sensitive machining tasks”
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany).
6. “A milling monitoring and fault detection system using machine learning based on process models and simulations”
   by E. Budak (Sabanci University, Turkey).
7. “Collect and exploitation of machine-tool in-process data for decision aid”
   by M. Ritou (LS2N, University of Nantes, France).

Progress reports and proposal(s) for future keynotes

1. Progress report on STC-M Keynote Paper 2024 “Hybrid metal additive-subtractive machine tools and applications”
   by S. Smith (Oak Ridge National Laboratory, USA).
2. Progress report on STC-M Keynote Paper 2025 “Fixtures and clamping systems in machining”
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany)
3. Progress report on STC-M Keynote Paper 2026 “Digital twins for machine tools”
   by A. Verl (Inst. for Control Engineering of Machine Tools and Manufacturing Units, Univ. of Stuttgart, Germany).
4. Proposal for STC-M Keynote Paper 2027 “Machining of metallic flexible parts”
   by T. Tunc (Sabanci University, Turkey). 

CIRP Novel Topics in Production Engineering (CNTPE)

1. Presentation about CNTPE to STC-M
   by H.-C. Möhring (Institute for Machine Tools, University of Stuttgart, Germany).
2. Proposal for CNTPE essay “Bayesian machining learning: Application of Bayesian machine learning to machining dynamics.” by T. Schmitz and J. Karandikar (Oak Ridge National Laboratory, University of Tennessee, USA). 

CIRP conferences approved

No new conference sponsorship was proposed.

Chairman: A. Matsubara, Vice-Chairman: M. F. Zäh, Secretary: K. Erkorkmaz