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TECHNICAL PAPERS

Radial Error Feedback Control for Bar Turning in CNC Turning Centers

[+] Author and Article Information
Chun Fan, Emmanuel G. Collins

Department of Mechanical Engineering, Florida A&M University-Florida State University, Tallahassee, FL 32310-6046

Charlie Liu, Ben Wang

Department of Industrial Engineering, Florida A&M University-Florida State University, Tallahassee, FL 32310-6046

J. Manuf. Sci. Eng 125(1), 77-84 (Mar 04, 2003) (8 pages) doi:10.1115/1.1537739 History: Received February 01, 2001; Revised April 01, 2002; Online March 04, 2003
Copyright © 2003 by ASME
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References

Shiraishi,  M., 1984, “Geometrical Adaptive Control in NC Turning Operation,” ASME J. Eng. Ind., 106, pp. 75–80.
Shiraishi,  M., and Sato,  S., 1990, “Dimensional and Surface Roughness Controls in a Turning Operation,” ASME J. Eng. Ind., 112, pp. 78–83.
Gao,  Y., and Jones,  B., 1992, “An Integrated Size and Roundness Adaptive Control System for the Plunge Grinding Process,” Int. J. Mach. Tools Manuf., 32(3), pp. 291–303.
Uda,  Y., Kohno,  T., and Yazawa,  T., 1996, “In-Process Measurement and Workpiece-Referred Form Accuracy Control System (WORFAC): Application to Cylindrical Turning Using An Ordinary Lathe,” Precis. Eng., 18, pp. 50–55.
Shawky,  A. M., and Elbestawi,  M. A., 1996, “In-Process Evaluation of Workpiece Geometrical Tolerances in Bar Turning,” Int. J. Mach. Tools Manuf., 36, pp. 33–46.
Shawky,  A. M., and Elbestawi,  M. A., 1998, “Model-Based Predictive Control of Workpiece Accuracy in Bar Turning,” ASME J. Manuf. Sci. Eng., 120, pp. 57–67.
Yee, K. W., Bandy, H. T., and Wllkin, N. D., 1992, “Automated Compensation of Part Errors Determined by In process Gauging,” NISTIR 4854, National Institute of Standards and Technology.
Liu,  Z. Q., 1999, “Repetitive Measurement and Compensation to Improve Workpiece Machining Accuracy,” Int. J. Adv. Manuf. Technol., 15 , pp. 85–89.
Sartori,  S., and Zhang,  G. X., 1995, “Geometric Error Measurement and Compensation of Machines,” CIRP Ann., 44(2), pp. 1–11.
Hutton, D. V., 1981, Applied Mechanical Vibrations, McGraw-Hill Publishing Company, New York.
Franklin, G. F., Powell, J. D., and Emami-Naeini, A., 1994, Feedback Control of Dynamic Systems, Addison-Wesley Publishing Company, Inc., New York.
Frampton, N., Tsao, J., and Yen, J., 1998, “Hard Real-Time Extensions of Windows NT Evaluation Report-Test Plan and Phase 1 & 2 Results,” http://www.arcweb.com/omac.
Franklin, G. F., Powell, J. D., and Workman, M. L., 1997, Digital Control of Dynamic Systems, Addison Wesley Longman, Inc., New York.
Fan, C., 2000, “Radial Error Feedback Geometric Adaptive Control for Bar Turning in CNC Turning Centers,” Florida State University, Doctoral Dissertation, Tallahassee, Florida.
Inman, D. J., 1996, Engineering Vibration, Prentice Hall, New Jersey.
Benaroya, H., 1998, Mechanical Vibration Analysis, Uncertainties, and Control, Prentice Hall, New Jersey.

Figures

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Vibration model of the turning process
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Comparison of the simulated and experimentally obtained radial error
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Closed-loop radial error feedback
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Simulated radial error for PI control without sensor delay
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Block diagram of closed-loop system with noise and the sensing delay
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Simulated and experimental radial error with radial error feedback PI control
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Interception of the original feedback loop with R/D and D/R cards
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Feedback of the estimated radial error
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Simulated radial error with and without the Kalman filter
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Comparison of the simulation and experimental results with PI control and Kalman filter prediction
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Experimental radial error with and without the REFC
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Step response of the CNC Servo System

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