Just make a box,then make a pad,then make two springs that should be underside of plate,then two rods like this.
Ignore my mistakes because I made the drawing in my ipad.I wanted to make it in best out of waste competition.

Why is this an entirely new thread?

Is there any thread for this?
I didn't find so I made this new thread

https://developer.valvesoftware.com/wiki/Faith_Plate