Sunday, March 2, 2014

Assignment 4: Furniture Joint (Quresh Tyebji and Noopur Suckhlecha)

Integrated and Interactive Furniture



We decided to design a "special wall" which would be part of our lightweight structure. The "honeycomb-like" wall would have a multipurpose use (explained in the diagrams below).

As for the joint and interactive furniture, we though that it would be cool for the hikers / users to be able to shift the seats in and out at certain lengths. To make this possible we CNC-ed the end portions of neighboring units and cut out 3 holes. The purpose of this is so the end panels can be shifted at the certain lengths. The rectangular joint is removable and fits into the holes. Once you turn the join 90 degrees, the two panels lock into place. The joint is simple. A 7/8" diameter extension spring is attached between the two blocks so that one can pull the joint into place; when it is let go, the join snaps the end panels tight in place.


To make the joint: 
1. CNC the 2 block pieces with plywood.
2. Drill press approx. 3/4 of the way in each block (with a 7/8" diameter drill) so that the spring can fit snug into the holes.
3. Cut the extension spring using a metal grinder (aluminum oxide belt) at a length shorter than the total width of your combined panels. (see diagrams)
4. Heat the spring and add industrial hot glue into the holes and on the spring and twist until the block line up.
5. Stick in fridge to cool and dry.
6. Sand and add finishing.

Area of the
honeycomb wall in the model. (where mouse is on the right)
 
 






Things to fix / rethink:
As marked in the picture, we could cut the ends of the corners to follow the angle of the overall unit. Also, the length to width ratio could be increased for a better joint fit (easier lock). Due to the sanding and close dimensions of the rectangle, the rectangular joint is closer to a square, which is problematic in attaching the two panels together properly.

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