Access station for an automated storage and retrieval system and method for using same

An automated storage and retrieval system comprising a framework structure, wherein the framework structure comprises:

• upright members;
• horizontal members;
• a storage volume comprising storage columns provided between the members, wherein storage containers are stackable in stacks within the storage columns;
• and
• a rail system provided on top of the members;
• wherein the automated storage and retrieval system comprises container handling vehicles moving on the rail system;
• wherein the automated storage and retrieval system comprises an access station for presentation of a storage container from the automated storage and retrieval system to a picker, wherein the access station comprises:
• an access module comprising a frame defining a drawer compartment provided within the frame;
• a drawer comprising a drawer base and a drawer front, wherein the drawer is movably connected to the frame;
• and
• a first actuator for moving the drawer relative to the frame between a presentation position in which the drawer is protruding from the drawer compartment and a retracted position in which the drawer is retracted within the drawer compartment;
• wherein the drawer base comprises a support on which the storage container can be supported in a front position or in a rear position;
• wherein the access station comprises a second actuator for moving the storage container from the front position to the rear position;
• wherein the storage container is presented to the picker when the storage container is in the front position and when the drawer is in the presentation position;
• wherein the drawer compartment is provided within the framework structure and wherein the drawer is at least partially protruding from the framework structure in the presentation position;
• and
• wherein the support comprises a weight sensor for measuring a weight of the storage container when supporting the storage container in the front position.