We have sometime people looking for ROS package to control ePick and airPick.Here below is a package you can use:https://github.com/jproberge/robotiq/tree/kinetic-devel/robotiq_vacuum_grippers_control
And the repository here https://github.com/ValerioMa/robotiq_tcp.git also contains packages for the visualization too of the ePick controller.
We have sometime people looking for ROS package to control ePick and airPick.
Here below is a package you can use:
https://github.com/jproberge/robotiq/tree/kinetic-devel/robotiq_vacuum_grippers_control