Microfactory
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Introduction to Microfactory

Introduction to Microfactory

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Microfactory Presentation Transcript

  • 1. A Seminar on Microfactory and Micro Machine Tools Presented by Todkar Mahesh S. M.Tech-I Manufacturing Engineering Under the Guidance of Mr. V. Vasu
  • 2. Microfactory and Micro Machine Tools Introduction: • What is Micro? • Why Micro Machine Tools and Microfactory? • Microfactory: Downsized or Miniature manufacturing systems
  • 3. Microfactory and Micro Machine Tools Microfactory: • Proposed by, MEL, Japan, in 1990. • Composed of, Machining area & assembly area. • Area required, 500mm X 700mm.
  • 4. Microfactory and Micro Machine Tools Features of Microfactory: • Decreased driving energies • Decreased inertial forces • Flexibility in manufacturing • Fine positioning accuracy and smooth movement • Precision manufacturing • Eco and User friendly
  • 5. Microfactory and Micro Machine Tools Micro-lathe: • 1st Micro-lathe developed in 1996 by MEL, Japan. • Specifications, l= 32 mm, w= 25 mm h= 30.5 mm, W= 100 gms. P= 1.5 W, N=10000 rpm. • Accuracy, 1.5-2.5 μm • Min. dia. achieved, 60 μm
  • 6. Microfactory and Micro Machine Tools Micro-milling machine: • Specifications, l= 170 mm, w= 170 mm h= 102 mm. P= 36 W, N=15600 rpm. • End mill of 4 mm shank dia. And end mill cutter dia. is 100 μm
  • 7. Microfactory and Micro Machine Tools End mill cutter:
  • 8. Microfactory and Micro Machine Tools Micro-press machine: • Specifications, l= 111 mm, w= 66 mm h= 170 mm, P= 100 W, AC servo motor. Press load, N=3 kN. • 60 strokes per min.
  • 9. Microfactory and Micro Machine Tools Micro transfer arm: • Specifications, h= 200 mm 3 DC servo motors, for rotation & expansion of arm and 3rd for end-effector. • Work within circle of 200 mm with accuracy of 20 μm.
  • 10. Microfactory and Micro Machine Tools Two-fingered Micro hand: • Specifications, OD= 48 mm, h= 65 mm Two 50 mm long fingers • Resolution of finger is <= 1 μm • Can work in rang of 100 X 100 X 30 μm • Max. controllable size, 200 μm
  • 11. Microfactory and Micro Machine Tools Revised Micro Machine Tools: 1. Revised Micro-lathe with NC:
  • 12. Microfactory and Micro Machine Tools Revised Micro Machine Tools: 1. Revised Micro-milling machine with NC:
  • 13. Microfactory and Micro Machine Tools Research and Development: • Japanese Mechanical Engineering Laboratory (MEL, Japan); • Desk-Top Factory study group in Okaya (Okaya, Japan); • Micro Machine Center (MMC, Japan); • University of Tokyo (Japan); • Danish Micro-Factory project consortium; • Fraunhofer-Institute for Production Automation (IPA, Germany); • Tampere University of Technology (Finland); etc.
  • 14. Microfactory and Micro Machine Tools Currently used Micro Machine Tools: • Micro-lathe • Micro metal forming Machine • Micro imprinting device • Desk-top EDM machine, in AGIE Switzerland, • Micro ECM machine • Desk-top multi-process machine • 5-axis micro milling machine
  • 15. Microfactory and Micro Machine Tools Advantages: • Improving space utilization factor, • Reducing the price and energy consumption, • Facility investment, • Light weight of facilities • High accuracy machining, • Eco and User friendly, • Reduction in Size of mechanical parts. • Improved production rate, • Precision of machinery.
  • 16. Microfactory and Micro Machine Tools Disadvantages: • Difficult to manufacture the micro machine tool parts and components, • Requirement of special working environments, • Huge cost involved • Requirement of number of miniature CCD cameras to monitor the operation in process, • Problems associated during handling of micro parts
  • 17. Microfactory and Micro Machine Tools Conclusion: • Saves Space, Power and Material. • Trend of miniaturizing the manufacturing machines and systems • Stimulus to the design of entirely new production systems in the future.
  • 18. Microfactory and Micro Machine Tools References: Journal Names: • Development of desktop machining Microfactory • Microfactory and Micro Machine Tools • Micro-forming and miniature manufacturing systems— development needs and perspectives • Micro Engineering
  • 19. Thank you...