1. Architectures for Manufacturing Richard A. Wysk IE551 - Computer Control of Manufacturing Systems

2. Agenda Types of manufacturing architectures Architectural linkages Integration/hooks

3. What is an Architecture? –“a style or method of design and construction” –“a design or orderly arrangement perceived by man” l Why are architectures important? l Relevant for CIM control Introduction

4. Types of Architectures Different architectures in a manufacturing facility Physical Logical Organizational

5. The Physical Layout Adjacency Floor space utilization Accessibility Flexibility

6. Leonhard CIM Lab

7. Integrated CIM Cell

8. Material Transport Cart Material Transport Cart Material Transport Cart Kardex AS/RS IBM 7535 Bridgeport CNC Mill Fanuc A0 Cartrac Unit Conveyor Transport System Storage Workstation Prismatic Machining Workstation Rotational Machining Workstation Horizon V Vertical Mill IBM 7545 Material Transport Cart Assembly Workstation Part Inverter Buffer Faunc M1-L Daewoo Puma Turning Center Unit D

9. Functional Architecture How tasks relate to each other Sales Marketing Order entry Production control Process planning Etc.

10. Communication Architecture Linkages between entities that allow for the transmission of information Physical layer Protocols and packeting of information See Chapter 6 of Chang et al

11. Information System Architecture Data repositiories Access method (DMA, TCP/IP, etc.) Assess protocol (SQL, ODBC, fixed read, etc.) Ownership/privilege

12. DHC DHS DHC DHS - Data Handler Server DHC - Data Handler Client ControllerDatabase... Example

13. Control Architecture Considers all other architectures Organization architecture Responsibility Ownership Functions

14. A Controller Planning Scheduling Execution

15. Data Handler Equipment process plan (e.g. CAD file) Equipment Controller Convert Machine Controller Physical Machine Device specific data (e.g. NC file, CL data, etc.) Individual spindle/joint activation commands An Equipment Controller

16. Equip Wkstn Resource Manager Shop A Collection of Controllers

17. Control Architecture Hierarchical control (Master/Slave) Decomposition of functions into a tree structure Logical layers of control Heterarchical control Democracy at work Cooperative control Several specifications of both ICAM 7 layer hierarchy NIST hierarchy

19. What do we need to know? Computer control Communications Functional control Information access and processing

20. Where we go from here? Overview of architectures Functional architecturesFunctional architectures Information architecturesInformation architectures Communication architecturesCommunication architectures RapidCIMRapidCIM Simulation-based ControlSimulation-based Control Holonic ManufacturingHolonic Manufacturing

21. Resources Hoberecht, W. C., Smith, J. S., and Joshi, S. B., “Architectures for factory control”, AUTOFACT, Conference Proceedings, AUTOFACT'92 Conference Proceedings, Sep 10-12 1992, Detroit, MI, USA., Sponsored by: Society of Manufacturing Engineers; Computer and Automated Systems Association of SME Publ by SME, Dearborn, MI, USA, p 13-27- 39. Joshi, S. B., Mettala, E. G., Smith J. S., and Wysk, R. A., “Formal models for control of flexible manufacturing cells: physical and system model”, IEEE Transactions on Robotics and Automation, v11, n4, Aug, 1995 IEEE, Piscataway, NJ, USA, p 558-570.Formal models for control of flexible manufacturing cells: physical and system model Smith, J. S., Hoberecht, W. C., and Joshi, S. B. “Shop-floor control architecture for computer-integrated manufacturing” IIE Transactions (Institute of Industrial Engineers), v28, n10, Oct, 1996 Chapman & Hall Ltd, London, U.K., p 783-794.