ch07s

Download ch07s

Post on 24-Oct-2014

5 views

Category:

Documents

0 download

Embed Size (px)

TRANSCRIPT

Operations ManagementOperations Technology, the Internet, and ERP Supplement 7PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-1

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Outline The Internet Design Technology

Computer Aided Design (CAD) Standard for the Exchange of Product Data (STEP) Computer Aided Manufacturing (CAM) Virtual Reality Technology Computer-Integrated Manufacturing (CIM)S7-2 2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Outline - continued Production Technology

Numerical Control Process Control Vision Systems Robots Automated Storage and Retrieval Systems (ASRSs) Automated Guided Vehicles Flexible Manufacturing Systems (FMS) Computer Integrated Manufacturing (CIM)S7-3 2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Outline - continued Technology in Services Information Sciences in Operations

Enterprise Resource Planning (ERP)

Transaction Processing Management Information Systems Artificial Intelligence

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Technology Issues in ERP Advantages and Disadvantages of ERP Systems S7-4 ERP in the Service Sector

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Learning ObjectivesWhen you complete this chapter, you should be able to : Identify or Define:

The Internet Computer-aided design (CAD) Computer-aided Manufacturing (CAM) Various production technologies Enterprise Requirements Planning (ERP)PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-5

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Learning ObjectivesWhen you complete this chapter, you should be able to : Explain:

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

The Role of the Internet in Operations Virtual Reality in Operations Flexible Manufacturing Systems (FMS) Computer-Integrated Manufacturing (CIM) Manufacturing Uses of MIS How ERP Works S7-6

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Technology Technology is not a cure-all, but managing technology is certainly a major ingredient in building firms with a future.

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-7

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Boeing & Lufthansa put maintenance info online for worldwide access Medical equipment manufacturer exchanges 3D design info, in real time,with customers around the world Robotics manufacturer has webenabled factory Master Lock uses Internet to make info available to suppliers Ronald Tool Co. builds products from customer specs sent via the Internet Caterpillar Inc sells industrial parts through e-commerce State Street Bank uses the web to support global customer relationshipsPowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Using The Internet

S7-8

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Computer-Aided Design (CAD) Refers to the use of computers to interactively design products and prepare engineering documentation Extensions:

Design Technology

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Design for Manufacture and Assembly (DFMA) - enables testing of design integration before manufacturing 3-D Object Modeling - enables the building of small models of the S7-9

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Standard for the Exchange of Product Data (STEP) Standard for exchange of CAD data Includes 3-D CAD data Enhances collaboration using talent wherever it is in the world reducing design lead time and development cost.PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Design Technology

S7-10

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Design TechnologyComputer-Aided Manufacturing (CAM) Refers to the use of specialized computer programs to direct and control manufacturing equipment

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-11

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Benefits of CAD and CAM Product quality Shorter design time Production cost reductions Database availability New range of capabilities Reduces need for similar partsPowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Design Technology

S7-12

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Design TechnologyVirtual Reality Enables creation of a virtual model Helps test integration of design Enables user to try product before manufacturing (also enables customer to try product before purchase)PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-13

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production Technology Numerically controlled machines

Process control Vision systems Robots Automated storage and retrieval systems Automated guided vehicles Flexible manufacturing systems Computer integrated manufacturingPowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Numerical control Computer numerical control Direct numerical control

S7-14

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyNumerical Control Numerical control (NC) machine can be controlled electronically Computer Numerically Controlled (CNC) - machine actually has its own microprocessor and memory Direct Numerical Control (DNC) - wired to a central computer S7-15PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production Technology Sensors, often analog devices, collect data Analog devices read data on some periodic basis, perhaps once a minute or once a second Measurements are translated into digital signals, and transmitted to a digital computer Computer programs read the file (the digital data) and analyze the data S7-16PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

Process Control Operation

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Photo S7.7

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-17

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyVision Systems Combine video and computer technology Often used in inspection roles Consistently accurate, do not become bored, of modest cost

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-18

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyRobots Machines that hold, move, or grasp items Perform monotonous or dangerous tasks Used when speed, accuracy, or strength are needed S7-19PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

1984-1994 T/Maker Co.

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Types of Robots

Large articulated robot Cartesian (rectilinear) Spherical (polar)

Cylindrical

Articulated (revolute, jointed, anthropomorphic)

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-20

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyAutomated Storage and Retrieval System (ASRS) Provide for automatic placement and withdrawal of parts and products into and from designated places in a warehouse.

PowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

S7-21

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production Technology Automatic Guided Vehicles(AGV) Material handling machines Used to move parts & equipment in manufacturing May be used to deliver mail & meals in S7-22 servicePowerPoint presentation to accompany Operations Management, 6E (Heizer & Render)

1984-1994 T/Maker Co.

2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyFlexible Manufacturing Systems (FMS) Using automated Auto Tool Chg. machines (DNC) & materials Machine 1 handling Robot equipment or AGV together Computer Often connected Auto Tool to centralized Chg. computer Machine 2 Also called S7-23 automated workPowerPoint presentation to accompany Operations Management, 6E (Heizer & Render) 2001 by Prentice Hall, Inc., Upper Saddle River, N.J. 07458

Production TechnologyFMS - Pros & Cons Advantages

Faster, lower-cost changes from one part to another Lower direct labor costs Reduced inventory Consistent, and perhaps better quality

DisadvantagesLimited ability to adapt to product or product mix changes Requires substantial preplanning and capital expenditures Technological problems of exact component positioning and precise Inc., Upper Saddle 2001 by Prentice Hall, PowerPoint presentation to accompany S7-24 River, N.J. 07458 Operations Management, 6E (Heizer & timing Render)

Production Technology Flexible Manufacturing SystemsGe