Here's a simple way to create a feeding tray station with things from around the house. Just take a shower curtain rod and any metal tray and voila! If you're not into soldering, or in this case it wouldn't have worked out too well, just use some small "L" brackets or corner brackets to connect the pieces. The great thing about this setup is the curtain rod makes the height adjustable.
Here's a black capped Chickadee feeding on the tray...