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STC C - 2021 Annual Report

In 2021, the Scientific Technical Committee Cutting STC “C” continued its work in processes and techniques used to shape components by material removal under the leadership of the current officers:

Chair: D. Biermann, Vice Chair: S. Melkote, Secretary: P.-J. Arrazola

The group held two virtual meetings in 2021 due to the Pandemic COVID-19: On February 19th and August 27th during the virtual GA of Munich, Germany.

The two working groups launched in 2016, (i) Friction Data for Modelling of Machining and (ii) Material Constitutive Models and Data for Modelling of Metal Cutting presented their progress. The WG of Material Constitutive Models and Data for Modelling of Metal Cutting finished in the CIRP Winter Meeting February in Paris. The WG of Friction Data for Modelling of Machining finished in the CIRP GA at Munich.

The recommendations provided by both WG will provide understanding of tool-chip contact and material constitutive models and they will assist researchers and industry practitioners in deciding which models to use for a specific work material and tool-chip friction, extending the 2017 STC “C” Keynote paper conclusions.

In addition, few technical topics were presented and discussed in the two STC “C” meetings, due to the shorter duration of the Virtual STC C meetings compared to regular in-person meetings  (2h instead of 4). These presentations are listed below.


Virtual STC “C” meeting, February 2021

At the Paris meeting – attended by 81 members, 20 research affiliates, and 10 guests, the following presentations on cooperative work and potential keynotes ware made. Due to time restrictions in the virtual meeting, there were no technical presentations.

Cooperative work within STC-C:

1. Friction Data for Modelling of Machining (V. Schulze)
2. Work on Material Constitutive Data for Modelling of Machining (J. Outeiro, P. J. Arrazola, A. Zabel, D. Umbrello)

Proposal for Keynotes:

  • Machinability: I.S. Jawahir
  • Gear Cutting: N. Sugita
    A poll was carried out and a majority of the attendees approved to start the two proposals for cooperative work.


Virtual STC “C“ meeting, during CIRP GA in Munich, Germany, August 2021

At the STC “C” meeting held at the GA in Munich, Germany – attended by 60 members, 14 research affiliates, and 12 guests – the following cooperative work and technical contributions were presented:

Proposals for cooperative work within the STC-C

1. Friction Data for Modelling of Machining (V. Schulze).

Technical Contributions relevant to Keynotes

  • Process control in deep hole drilling by a sensory tool and simulation based soft sensors (Christian Möhring)

Keynote paper presentation and paper session on “Cutting” in Munich, Germany, August 2021

The STC “C” keynote paper entitled “Structured and Textured Cutting Tool Surfaces for Machining” authored by Tuğrul Özel, Dirk Biermann, Toshiyuki Enomoto, Paul Mativenga was presented in the public session of Part I of the CIRP GA.

In addition, in the STC “C” paper session (Part I) of the General Assembly in Munich, a total of 18 papers were presented and discussed.

Future Keynote papers

Keynote for 2022:  Process monitoring of machining, R. Teti
Keynote for 2023: Digital twin for cutting processes, Thomas Bergs

Working Groups with STC “C” Involvement/Support

  • Additive Manufacturing (all STCs)
    Duration: Feb.2018 - Feb.2021
    Chair:  Prof. Alain Bernard
    Vice Chair: Prof. Jian Cao
    Secretary: Prof. Fengzhou Fang
    Advisor: Prof. Jean-Pierre Kruth
  • Biologicalisation in Manufacturing (all STCs)
    Duration: Feb.2019 - Feb.2022
    Chair: Prof. Gerry Byrne
    Vice-Chair: Prof. Laszlo Monostori
    Secretaries: Prof. Roberto Teti, Dr. Sophie Hippmann
  • Industrial Symbiosis in Discrete Manufacturing (STCs A, C, E, F, G)
    Duration: Aug.2019 - Aug.2022
    Chair: Prof. Joost Duflou
    Vice-Chair: Prof. Konrad Wegener
    Secretary: Prof. Jiwang Yan
  • Artificial Intelligence in Manufacturing (all STCs)
    Duration: Feb.2021 - Aug.2023
    Chair: Prof. Robert Gao
    Vice-Chair: Prof. Marion Merklein
    Secretary:  Prof. Hans-Christian Möhring
    Advisors: Prof. Jozsef Vancza and Jörg Krüger
  • Production Technologies and Systems for E-Mobility (all STCs)
    Duration: Aug.2021 - Feb.2024
    Chair: Prof. Jörg Franke
    Vice-Chair: Prof. Jürgen Fleischer
    Secretary: Prof. Darek Ceglarek

CIRP/sponsored conferences with STC-C approval

  • CIRP CMMO 2023: 2023, May 31st - June 2nd.
  • 10th CIRP Global Conference- Material aspects of Manufacturing Processes: October 22-25 2022.
  • 21th Machining Innovations Conference for Aerospace Industry (MIC 2021), 1-2 December 2021.

P. .J. Arrazola

Secretary STC “C”