VACUUM-BASED END EFFECTOR WITH EXTENDIBLE VACUUM CUP

    公开(公告)号:US20210221002A1

    公开(公告)日:2021-07-22

    申请号:US17118777

    申请日:2020-12-11

    Abstract: A vacuum-based end effector for selectively engaging parcels includes a base plate to which a plurality of vacuum cups are mounted and configured to be placed in fluid communication with a vacuum source. Each vacuum cup includes a bellows having a distal end connected to a lip. The vacuum-based end effector further includes a linear actuator that is mounted to the base plate and includes an extendible arm to which at least one vacuum cup is operably connected. The linear actuator can be selectively actuated to extend the extendible arm and move the lip of the vacuum cup operably connected to the extendible arm below a common plane defined by the lips of vacuum cups which maintain a fixed position relative to the base plate to individually address a target parcel. The vacuum-based end effector can be combined with a robot to provide an improved system for selectively engaging parcels.

    PARCEL TRANSFER SYSTEM
    22.
    发明申请

    公开(公告)号:US20210206582A1

    公开(公告)日:2021-07-08

    申请号:US17142795

    申请日:2021-01-06

    Abstract: A parcel transfer system transfers a parcel or a similar article directly between a conveyor and a self-driving vehicle (“SDV”) while the conveyor and SDV are moving. The conveyor, SDV, or both may be configured to initially transport a parcel in a first direction of travel and then subsequently offload the parcel in a second direction of travel. The SDV is configured to travel alongside of the conveyor in the first direction of travel and either receive the parcel as it is offloaded from the conveyor or offload the parcel onto the conveyor in the second direction of travel. The parcel transfer system further includes a vision and control subsystem, which regulates movement of the SDV and offloading of the parcel from the conveyor or SDV.

    REJECTION MECHANISM FOR A CONVEYOR SYSTEM
    23.
    发明申请

    公开(公告)号:US20200377309A1

    公开(公告)日:2020-12-03

    申请号:US16887286

    申请日:2020-05-29

    Abstract: A rejection mechanism for a conveyor system, which pushes parcels across a surface, includes a linear actuator and a paddle mounted to the linear actuator for movement between a first position and a second position. The paddle includes a bracket portion, an upright portion, and a lateral wall portion. The lateral wall portion is configured to push parcels across a surface positioned below the lateral wall portion as the paddle is moved from the first position to the second position. In some embodiments, the rejection mechanism can further include a way cover which expands and contracts with movement of the paddle. In some embodiments, the lateral wall portion can be configured to rotate about an axis of rotation defined by a hinge to transition between an engaged and a disengaged position.

    SYSTEM AND METHOD FOR IDENTIFYING AND TRANSFERRING PARCELS FROM A FIRST CONVEYOR TO A SECOND CONVEYOR

    公开(公告)号:US20180345324A1

    公开(公告)日:2018-12-06

    申请号:US16001010

    申请日:2018-06-06

    Abstract: A system for identifying and transferring parcels includes a robot singulator configured to engage and transfer individual parcels in a bulk flow of multiple parcels on a first conveyor to a singulated stream of parcels on a second conveyor. The system further includes a vision and control subsystem, with a first camera for acquiring image data of the bulk flow of multiple parcels, and a computer that receives and processes the image data to identify and segment individual parcels, and then communicates instructions to the robot singulator to engage and transfer each of the individual parcels to the second conveyor. The system may further include a second camera for acquiring image data of the individual parcels to confirm placement on the second conveyor. The system may further include first and second indexing conveyors controlled by the vision and control subsystem for delivering parcels to the robot singulator.

    Trapdoor rejection subsystem for a conveyor system

    公开(公告)号:US11851293B2

    公开(公告)日:2023-12-26

    申请号:US17748479

    申请日:2022-05-19

    Abstract: A trapdoor rejection subsystem includes one or more trapdoor rejection mechanisms. Each trapdoor rejection mechanism is configured to be selectively transitioned between a closed position to support parcels and an open position to allow parcels identified as unconveyable to pass through the trapdoor rejection mechanism. Each trapdoor rejection mechanism includes a first door, a second door, and one or more actuators which can be selectively actuated to rotate the first door and the second door and transition the trapdoor rejection mechanism between the closed position and the open position. The trapdoor rejection subsystem can be utilized in a conveyor system in combination with one or more robot singulators, an upstream conveyor, a place conveyor, and a vision and control subsystem. Detection of unconveyable parcels and the transition of each trapdoor rejection mechanism of the trapdoor rejection subsystem is controlled by the vision and control subsystem.

    SYSTEM AND METHOD FOR TRANSFERRING PARCELS
    27.
    发明公开

    公开(公告)号:US20230271791A1

    公开(公告)日:2023-08-31

    申请号:US18115263

    申请日:2023-02-28

    Abstract: A system for transferring parcels made in accordance with the present invention includes: a first conveyor for conveying a bulk flow of parcels; a second conveyor positioned adjacent to the first conveyor; a robot positioned adjacent to the first conveyor and the second conveyor; and a rejection member. The robot engages and transfers select parcels in the bulk flow of parcels on the first conveyor to the second conveyor. The rejection member is positioned as to receive parcels offloaded from the first conveyor and/or the second conveyor and directs such parcels out of the system. Parcels within the bulk flow of parcels with characteristics which make it difficult for one or more of the components of the system or downstream systems to handle or process can be directed to the rejection member by operation of the first conveyor and/or the second conveyor to reduce system processing delays and stoppages.

    Dual-material vacuum cup for a vacuum-based end effector

    公开(公告)号:US11241802B2

    公开(公告)日:2022-02-08

    申请号:US16793058

    申请日:2020-02-18

    Abstract: A dual-material vacuum cup for a vacuum-based end effector includes a bellows having a proximal end configured for connection to the end effector and a distal end. The bellows also defines a pathway for a flow of air. A lip is connected to the distal end of the bellows, the lip defining an opening in fluid communication with the pathway for the flow of air. An insert is then connected to a distal end of the lip, and the insert is in fluid communication with the opening defined by the lip. To engage parcels of various dimension and construction, the lip is composed of a first material (such as silicone rubber or another elastomeric material), while the insert is comprised of a second material (such as a foam material).

    CONVEYOR SYSTEM WITH MULTIPLE ROBOT SINGULATORS

    公开(公告)号:US20210395023A1

    公开(公告)日:2021-12-23

    申请号:US17325719

    申请日:2021-05-20

    Abstract: A conveyor system includes: a pick conveyor defining a picking area for a bulk flow of parcels; a place conveyor positioned downstream of the picking area; a first robot singulator and a second robot singulator, which work in parallel to transfer parcels within a picking area of the pick conveyor to the place conveyor; and a vision and control subsystem that communicates instructions to control operation of some or all of the foregoing components. The vision and control subsystem includes a target camera for acquiring one or more images of the picking area, which are processed within the system to determine the location of parcels positioned within the picking area. The vision and control subsystem can execute one or more routines or subroutines to reduce system downtime associated with image acquisition and processing, parcel transfer to the place conveyor, and/or parcel delivery to the picking area.

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