Cyclone PCB Short Clamp Part 1

REmix from original part (http://www.thingiverse.com/thing:49484) for Cyclone PCB factory machine.

I removed 5mm from the bottom of the part so that both Clamp + PCB can smoothly move below the X Axis.

As i'm using a 13mm bed for my Y axis the clamp+ pcb is hitting the X axis.
To avoid that i needed to either
- change the Wood thinkness,
- Reduce the Clamp Height
- Increase the height of the Side structure supporting the X axis.

As i wanted to keep my think wood plate, i decide