Eddie Pasquale made 35 saves for the IceCaps (5-6-0) in taking the loss.
Robins opened the scoring just 22 seconds into the game after Christian Hanson wired a shot from inside the blue-line that struck Pasquale in the mask. The rebound caromed to an open Robins, who buried his first of the season.
Providence made it 2-0 on a two-man advantage late in the second period. Ryan Spooner took a pass from Chris Bourque and sent a perfect feed cross-crease feed to Camper.
The Bruins added an insurance goal 5:40 into the third when MacDermid pounced on a loose puck and fired a shot past Pasquale.