Yusuf Altintas

Yusuf Altintas

Professor

Ph.D. (McMaster); Hon. Dr. Ing. (Stuttgart); Dr.Cau.(Budapest), NSERC–P&WC-Sandvik Coromant Industrial Research Chair; Coordinator of Mechatronics Option at UBC; Fellow of NAE,  RSC, ACATECH, ASME, CIRP, SME, AvH, CAE, ISNM, and P&WC; Distinguished University Scholar

phone: (604) 822-5622
email: altintas@mech.ubc.ca
website:  Manufacturing Automation Laboratory
office: KAIS 3102

Research Interests

  • Modeling the mechanics, dynamics and chatter stability of Machining Processes
  • Design and Computer Numerical Control (CNC) Systems for Machine Tools
  • Motion Control and Trajectory Generation for 5 Axes Machine Tools
  • Design of Virtual High Performance Machining Simulation System
  • Design of fast tool servos, active and passive damping actuators for machine tools
  • Intelligent Machining Process Control and Monitoring algorithms for CNC Machine Tools

Current Research Work

  • Design of virtual high performance machining systems in CAD environment
  • Dynamics of high-speed milling for aerospace and die/mold industry
  • Virtual blade machining processes
  • Machine tool health monitoring
  • Reduced order multi-body dynamics of machine tools
  • Design of physics based digital twin for machining systems
  • 3D Ultrasonic vibration actuated tool holder design
  • Automated tuning of tuned dampers for boring bars
  • On-line chatter detection and avoidance
  • On line tool breakage and wear monitoring
  • Design of 3D printing process and machine controllers

Publications

  • Schmitz, T., Betters, E., Budak, E., Yüksel, E., Park, S. and Altintas, Y., 2022. Review and status of tool tip frequency response function prediction using receptance coupling. Precision Engineering.
  • Van Zyl, D., Altintas, Y. and Ostling, D., 2022. Parametric design of boring bars with adaptive tuned mass dampers. CIRP Journal of Manufacturing Science and Technology, 38, pp.491-499.
  • Liu, Y.P., Kilic, Z.M. and Altintas, Y., 2022. Monitoring of in-process force coefficients and tool wear. CIRP Journal of Manufacturing Science and Technology, 38, pp.105-119.
  • Karimi, B. and Altintas, Y., 2022. Hybrid Modeling of Position-Dependent Dynamics of Thin-Walled Parts Using Shell Elements for Milling Simulation. Journal of Manufacturing Science and Engineering, 144(8), p.081014.
  • Bilgili, D., Budak, E. and Altintas, Y., 2022. Multibody dynamic modeling of five-axis machine tools with improved efficiency. Mechanical Systems and Signal Processing, 171, p.108945.
  • Huynh, H.N. and Altintas, Y., 2022. Multibody dynamic modeling of five-axis machine tool vibrations and controller. CIRP Annals.
  • Farahani, N.D. and Altintas, Y., 2022. Chatter stability of serrated milling tools in frequency domain. Journal of Manufacturing Science and Engineering, 144(3).
  • Liu, Yen Po, Altintas, Y., 2021, “Predicting the position-dependent dynamics of machine tools using progressive network”, Precision Engineering,
  • Dabiri, N., Altintas, Y., 2021, “Chatter Stability of Serrated Milling Tools in Frequency Domain”, Trans. Trans. ASME J. Manuf. Sci. Eng. Vol. 144 (3), 031013.
  • Altintas,Y., Lappin, D., van Zyl, D., Östling, D., 2021, Automatically Tuned Boring Bar System, CIRP Annals Manufacturing Technology, vol.70/1: 313-316.
  • Rahimi, M.H. , Huynh, H.N., Altintas, Y., 2021, On-line Chatter Detection in Milling with Hybrid Machine Learning and Physics-Based Models, CIRP Journal of Manufacturing Science and Technology, vol. 35:25-40.
  • Liu, Yen-Po , Altintas, Y., 2021, Transmissibility Enhanced Inverse Chatter Stability Solution, Trans. ASME J. Manuf. Sci. Eng., vol.144(1): 011002.
  • Liu, Yen-Po , Altintas, Y., 2021, In-Process Identification of Machine Tool Dynamics, CIRP Journal of Manufacturing Science and Technology, vol:32:322-337.
  • Sun, S., Altintas, Y., 2021, “A G3 continuous tool path smoothing method for 5-axis CNC machining”, CIRP Journal of Manufacturing Science and Technology.
  • Huynh, H.N., Altintas, Y., 2021, “Modeling the dynamics of 5-axis machine tool using the multibody approach”, Trans. ASME J. Manuf. Sci. Eng., p.1-36.
  • Habibi, M., Kilic, ZM, Altintas, Y., 2020, “Minimizing flute engagement to adjust tool orientation for reducing surface errors in five-axis ball end milling operations”, Trans. ASME, Trans. ASME J. Manuf. Sci. Eng., vol. 143/2.
  • Gao, J., Y Altintas, Y., 2020, “Chatter stability of synchronized elliptical vibration assisted milling”, CIRP Journal of Manufacturing Science and Technology vol.28, pp.76-86.
  • Altintas, Y., Stepan, G., Budak, E., Schmitz,T., Kilic, ZM, 2020, “Chatter Stability of Machining Operations”, Trans. ASME J. Manuf. Sci. Eng., p.1-46, https://doi.org/10.1115/1.4047391.
  • Li, J., Kilic, Z.M., Altintas, Y., 2020, “General cutting dynamics model for five-axis ball-end milling operations”, Trans. ASME J. Manuf. Sci. Eng.,vol.142, p.1-25, https://doi.org/10.1115/1.4047625.
  • Islam, C., Altintas, Y., 2019, “A Two-Dimensional Transient Thermal Model for Coated Cutting Tools”, Trans. ASME Journal of Manufacturing Science and Engineering, vol.141 (7), 071003.
  • Gao, J., Caliskan, H., Altintas, Y., 2019, “Sensorless control of a three-degree-of-freedom ultrasonic vibration tool holder”, J. Precision Engineering, vol: 58, pp. 47-56.
  • Altintas, Y., Yang, J., Kilic, Z.M., 2019, “Virtual prediction and constraint of contour errors induced by cutting force disturbances on multi-axis CNC machine tools”, CIRP Annals-Manufacturing Technology, Vol. 68/1, pp.
  • Postel, M., Aslan, D., Wegener, K., Altintas, Y., 2019, “Monitoring of vibrations and cutting forces with spindle mounted vibration sensors”, CIRP Annals-Manufacturing Technology, Vol. 68/1, pp.
  • Tuysuz, O., Altintas, Y., 2019, “Analytical Modeling of Process Damping in Machining”, Trans. ASME, J. Manufacturing Science and Eng, vol.
  • Gao, J., Altintas, Y., 2019, “Development of a Three-degree-of-freedom Ultrasonic Vibration Tool Holder for Milling and Drilling”, Trans. IEEE/ASME J. Mechatronics, vol.
  • Yan, X., Reiner, J., Bacca, M., Altintas, Y., Vaziri, R., 2019, “A study of energy dissipating mechanisms in orthogonal cutting of UD-CFRP composites”, J. Composite Structures, https://doi.org/10.1016/j.compstruct.2019.03.090.
  • Habibi, M., Tuysuz, O., Altintas, Y., 2019, “Modification of Tool Orientation and Position to Compensate Tool and Part Deflections in Five-Axis Ball End Milling Operations”, Trans. ASME, J. Manufacturing Science and Eng., vol. 141:3, pp: 031004.
  • Yang, J., Aslan, D., Altintas, Y., 2018, “A feedrate scheduling algorithm to constrain tool tip position and tool orientation errors of five-axis CNC machining under cutting load disturbances”, CIRP Journal of Manufacturing Science and Technology, Vol. 23:78-90.
  • Cordes, M., Hintze, W., Altintas, Y., 2018, “Chatter stability in robotic milling”, J. Robotics and Computer-Integrated Manufacturing, vol.15,p:11-18.
  • Yuen, A., Altintas, Y., 2018, “Geometric error compensation with a 6 degree of freedom rotary magnetic actuator, Trans. ASME, J. Manufacturing Science and Eng., vol. 140 (11), 111016.
  • Caliskan, H., Kilic, Z.M, Altintas, Y., 2018, “On-Line Energy Based Milling Chatter Detection”, Trans. ASME, J. Manufacturing Science and Eng., vol. 140 (11), 111012.
  • Alptunc, C., Altintas, Y, 2018, Generalized Dynamics and Stability of Turn-Milling Operations in Discrete Time Domain, Trans. ASME, J. Manufacturing Science and Eng, vol. 140 (10), 101013.
  • Aslan, D., Altintas, Y., 2018, On-line chatter detection in milling using drive motor current commands extracted from CNC, International Journal of Machine Tools and Manufacture vol.132, pp: 64-80.
  • Altintas, Y., Tuysuz, O., Habibi, M., Li, ZL, 2018, “Virtual compensation of deflection errors in ball end milling of flexible blades”, CIRP Annals-Manufacturing Technology, Vol. 67/1, pp. 365-368.
  • Postel, M., Ozsahin, O., Altintas, Y., 2018, “High speed tooltip FRF predictions of arbitrary tool-holder combinations based on operational spindle identification”, International Journal of Machine Tools and Manufacture, International Journal of Machine Tools and Manufacture, vol.129:48- 60, https://doi.org/10.1016/j.ijmachtools.2018.03.004.
  • Ozturk, O., Kilic, Z.M., Altintas, Y., 2018, “Mechanics and dynamics of orbital drilling operations International Journal of Machine Tools and Manufacture, International Journal of Machine Tools and Manufacture, https://doi.org/10.1016/j.ijmachtools.2018.03.001.
  • Aslan D., Altintas Y., 2018, “Prediction of Cutting Forces in 5-axis Milling Using Feed Drive Current Measurements”, Trans. IEEE/ASME J. Mechatronics (DOI: 10.1109/TMECH.2018.2804859).
  • Li ZL, Tuysuz O, Zhu LM, Altintas Y., 2018, “Surface form error prediction in five-axis flank milling of thin-walled parts”, International Journal of Machine Tools and Manufacture. Vol:128, 21-32.
  • Yuen, A., Altintas, Y., 2018,” Constrained Trajectory Generation and Control for a 9 – Axis Micromachining Center with Four Redundant Axes”, Trans. IEEE/ASME J. Mechatronics, vol. 23/1:402-412.
  • Khoshdarregi, M.R., Altintas, Y., 2017, “Dynamics of Multi-point Thread Turning, PART II: Application to Thin-walled Oil Pipes”, Trans. ASME, J. Manufacturing Science and Eng. 140 (4), 041016.
  • Khoshdarregi, M.R., Altintas, Y., 2017, “Dynamics of Multi-point Thread Turning, PART I: General Formulation”, Trans. ASME, J. Manufacturing Science and Eng. 140 (6), 06100.

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