Reviewer for Meelec Finals PDF
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Uploaded by PortableReal
Don Bosco Technical College
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Summary
This document reviews various manufacturing concepts, including Just-in-Time (JIT) production systems, Kanban, and rapid prototyping (3D printing). It details the principles and application of these methods. This review is likely for a final exam in a manufacturing or engineering course.
Full Transcript
JUST IN TIME PRODUCTION SYSTEM JIT - A CORPORATE SYSTEM DESIGNED TO PRODUCE OUTPUT WITHIN THE MINIMUM LEAD TIME AND LOWEST COST BY ELIMINATING WASTE - JIT IS ALSO ASSOCIATED WITH THE TERM LEAN PRODUCTIONS - GOODS AND SERVICES ARE DELIVERED WITH PRECISE TIMING...
JUST IN TIME PRODUCTION SYSTEM JIT - A CORPORATE SYSTEM DESIGNED TO PRODUCE OUTPUT WITHIN THE MINIMUM LEAD TIME AND LOWEST COST BY ELIMINATING WASTE - JIT IS ALSO ASSOCIATED WITH THE TERM LEAN PRODUCTIONS - GOODS AND SERVICES ARE DELIVERED WITH PRECISE TIMING - WAS PIONEERED BY THE JAPANESE ENGINEERS OHNO AND SHINGO IN THE MID 1970S - GOAL OF JIT - ELIMINATE DISRUPTIONS - MAKE THE SYSTEM FLEXIBLE - ELIMINATE WASTE - REDUCE SETUP TIME - MINIMIZE INVENTORY 5S - SORT - SYSTEMATIZE - SWEEP - SANITIZE - SELF-DISCIPLINE KANBAN - VISUAL SYSTEM FOR MANAGING WORK - VISUALIZES BOTH PROCESS AND ACTUAL WORK - GOAL OF KANBAN IS TO IDENTIFY BOTTLENECKS LEAD TIME - TIME BETWEEN INITIATION AND COMPLETION OF PRODUCTION PROCESS LEAD PRODUCTION - PRODUCTION FOCUSED IN ELIMINATING WASTE SOURCES OF WASTE - OVERPRODUCTION - WAITING TIME - UNNECESSARY TRANSPORTING - INVENTORY STORAGE - SCRAP - INEFFICIENT WORK METHODS - PRODUCT DEFECTS FLOW PRODUCTION - AKA CONTINUOUS PRODUCTION - CONTINUOUS MOVEMENT OF ITEMS THROUGH THE PRODUCTION PROCESS RAPID PROTOTYPING 3D PRINTING - A METHOD OF ADDITIVE MANUFACTURING RAPID PROTOTYPING - AN APPLICATION OF 3D PRINTING - FAST FABRICATION OF A PHYSICAL PART USING CAD - PRODUCES PHYSICAL MODELS IN A LAYER-BY-LAYER MANNER PROTOTYPE - DRAFT VERSION OF A FINAL PRODUCT STEREOLITHOGRAPHY - COMMONLY USED 3D PRINTING PROCESS THAT USES COMPUTER-CONTROLLED LASER BEAM STEPS: - CAD MODEL CREATION - CONVERSION TO STL FORMAT - SLICE THE STL FILE - LAYER BY LAYER CONSTRUCTION - CLEAN AND FINISH MOST COMMON TYPE OF RAPID PROTOTYPING - SELECTIVE LASER SINTERING - STEREOLITHOGRAPHY - LAMINATED OBJECT MANUFACTURING - FUSED DEPOSITION MODELLING