Pile sheet remover

A pile sheet remover system for preparing a pile of sheets with a height, a free end and a side of sheet edges for processing in a pile preparation unit, the system comprising:

• a sheet removing unit having a support frame supporting a moving frame configured for a linear movement in an attack direction towards the side and the free end of the pile of sheets, the moving frame having a side support plates with a side support face arranged to face and to apply to the side of the pile of sheets,
• a grab plate arranged with a grab face essentially perpendicular to the side support face and extending beyond the side support face in the attack direction and configured with a grab actuator for a grab movement towards the free end of the pile of sheets,
• one or more attack knives arranged to face the side of the pile of sheets configured with one or more attack actuators for at least one attack movement in the attack direction for insertion of the one or more attack knives between a pair of sheets,
• wherein there is a first attack knife for a first attach movement and a second attack knife for a second attack movement;
• wherein the first attack knife is a smaller knife with a blade in the attack direction and the second attack knife is a larger knife, wherein the pile sheet remover system further comprises:
• a marking unit arranged to mark the sheet on an uncovered free end of the pile of sheets.