design and fabrication of staircase climbing wheelchair
Post on 05-Mar-2015
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DESIGN AND FABRICATION OF STAIRCASE CLIMBING WHEELCHAIR
NITISH KUMAR JANMEJAY JAISWAL
Solid Model of climbing wheelchair
Working of Mechanism
Design of Slider
Parts of Slider
Strip 1 : Lower part of slider Strip 2 : Cage for steel ballsSteel BallsSpacer
Strip 1Strip 2
Fabrication of slider
• Using Height gage, marking on strip is done • Hole is made at marked points as per design• Spacer are made from Nylon rod• CSK bolt are used
Experiment
Using sine table and slip gauges, µ is measured using
=arcsine ()Aluminium pair- 0.284 Slider-Aluminium pair-0.2
Solid model of mechanism
Conclusion
• Slider will not be able to support very high weight.
• We can use another material.• We can also improve design of slider using I
shaped slider.
Thank You
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