The effect of the NHL Draft on an AHL team is usually long in the pipeline. I have written pieces like this in the past outlining how basically no one from this weekend's draft in Vancouver should be expected to make a meaningful impact in Texas for several years. However, the 2018 Draft broke the mold, and that's worth discussing a bit.
Generally, it takes several years for any draft pick to hit the AHL. Between the general skill level of drafted players and the AHL-CHL transfer agreement, the AHL has a de facto age floor of 20.