Threads like this are better suited to the HALP forum (like it says in the description); making your thread in the correct forum saves Kaze and Krenian a lot of work moving your threads to the correct forum.
I am no warrior expert, but I can't see much wrong with your gear. Who or what are the healers comparing you to? "Squishiness" can be attributed to many things including cooldown usage and positioning (or can simply be a perception they have which might have no real grounds to exist).
You may want to get some side-grade items with hit and expertise on for Alysrazor.