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Moving mechanism with drive wheels

Detailed overview of a hydraulic jack system for vertical positioning and horizontal moving, including components, technical data, design dimensions, and cost breakdown. Developed by the Mechanical Design Group at Cracow University of Technology in December 2009.

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Moving mechanism with drive wheels

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  1. Movingmechanismwithdrivewheels GSI, December , 2009 Cracow University of Technology Mechnical Design Group W. Czyżycki, M. Domagała, G. Filo,M. Hawryluk, E. Lisowski

  2. Verticalpositioningand Horizontalmoving overview moving and horizontal positioning Hydraulic jacks vertical positioning

  3. The single carriage

  4. The single carriage, theviewwithout front wall

  5. Carriage design - overview 1 – concrete foundation 2 – I support profile HE 300M acc. EN 10034:1994 3 – flat rail 100x60 acc. DIN 1017 material: St 70-2/E 360 acc. DIN EN 10025 4 – carriage 5 – electric motor with gearbox and brake system 4 5 3 2 1

  6. Carriage design- dimensions motor: ZBA 100 AL 4 B050 gearbox: AUK 90 TD frequency inverter: Dedrive Compact DIC-4-025

  7. Rail system 1 – flat rail 100x60 acc. DIN 1017 material: St 70-2/E 360 acc. DIN EN 10025 2 –support profile HE 300M acc. EN 10034:1994

  8. Hydraulic jacks – 6 actuatorsfor pernament supprortENERPAC Synchronous Lifting System • Synchronous system – 4 to 64 support points Hydraulic pump Control panel Hydraulic cylinder Linear displacement transducer Hydraulic hoses Wires Solenoid valves Pressure transducer Load: 100 t per point +/- 1 mm deviation

  9. Hydraulic jacks – 4 actuatorsonly for testingENERPAC Synchronous Lifting System • Synchronous system – 4 to 64 support points Hydraulic pump Control panel Hydraulic cylinder Linear displacement transducer Hydraulic hoses Wires Solenoid valves Pressure transducer Load: 10 - 1000 t per point +/- 1 mm deviation

  10. Hydraulic jacks - carriage

  11. Hydraulic jacks – technical data ENERPAC model CLP1002: max. load: 100 t stroke: 50 mm A: 137 mm B: 187 mm D: 175 mm E: 136.7 mm F: Tr 136x6 H: 21 mm J: 126 mm K: 8 mm R: 5 deg S: 31 mm mass: 26 kg Lock Nut security mechanism Optional special synthetic coating allows to transfer lateral loads (up to 3% of maximum load)

  12. 3D FEA of the Yoke frame • Model enables extra calculation of: • Reactions at supports • Seismic analysis

  13. On carriages – both doors closed • Stress concentrations occur on: • ribs • I profiles under door guide rails

  14. On carriages – both doors closed

  15. On carriages – both doors closed • Stress above 50 MPa

  16. On carriages – both doors opened

  17. On carriages – both doors opened

  18. On carriages – asymmetric case

  19. On carriages – asymmetric case

  20. On jacks – both doors closed

  21. On jacks – both doors closedfour jacks

  22. On jacks – both doors closedsix jacks

  23. 3D FEA of the carriage

  24. Preliminarycost • Hydrauliccomponents – 60 000EURO • Wheels and motors - 65 000 EURO • Carriage - xxxx • Rails - xxxx • Delivery • Elektronics • ???? Total cost 200 000EURO

  25. Department of Mechanical Engineering, Cracow University of Technology Thank you for your attention!

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