Sensing & control of conform(TM) extrusion gap between wheel and tooling plates

  • K. Khawaja
  • , L. Seneviratne

Research output: Contribution to conferencePaperpeer-review

7 Scopus citations

Abstract

The results of an investigation into the automation of the Conform™ Extrusion process using mechatronic solutions are presented in this paper. Conform Extrusion is a very versatile manufacturing process, enabling the production of a wide variety of high quality products in continuous lengths. During Conform™ Extrusion, it is very important to maintain an appropriate gap between the wheel and tooling, in order to achieve product quality. An active gap sensing and control system for improving Conform Extrusion product quality is presented. The gap is measured using an air gauge system and controlled using a hydraulic actuation system. A feedback controller is employed to attain the required gap, specified by the user. By providing active gap control, less flash (waste) is produced at the start of the extrusion process when the conditions change from cold to steady hot working temperatures. Alternative gap sensing and measurement technologies have been investigated. In particular, research resul ts on an ultrasonic-based gap measurement technique are presented.

Original languageBritish English
Pages533-538
Number of pages6
StatePublished - 2001
Event2001 IEEE/ASME International Conference on Advanced Intelligent Mechatronics Proceedings - Como, Italy
Duration: 8 Jul 200112 Jul 2001

Conference

Conference2001 IEEE/ASME International Conference on Advanced Intelligent Mechatronics Proceedings
Country/TerritoryItaly
CityComo
Period8/07/0112/07/01

Keywords

  • Conform™
  • Control
  • Extrusion
  • Gap Measurement
  • Sensors

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