B25J9/1671

AUTONOMOUS WELDING ROBOTS

In various examples, a computer-implemented method of generating instructions for a welding robot. The computer-implemented method comprises identifying an expected position of a candidate seam on a part to be welded based on a Computer Aided Design (CAD) model of the part, scanning a workspace containing the part to produce a representation of the part, identifying the candidate seam on the part based on the representation of the part and the expected position of the candidate seam, determining an actual position of the candidate seam, and generating welding instructions for the welding robot based at least in part on the actual position of the candidate seam.

NEURAL NETWORKS FOR SELECTING ACTIONS TO BE PERFORMED BY A ROBOTIC AGENT

A system includes a neural network system implemented by one or more computers. The neural network system is configured to receive an observation characterizing a current state of a real-world environment being interacted with by a robotic agent to perform a robotic task and to process the observation to generate a policy output that defines an action to be performed by the robotic agent in response to the observation. The neural network system includes: (i) a sequence of deep neural networks (DNNs), in which the sequence of DNNs includes a simulation-trained DNN that has been trained on interactions of a simulated version of the robotic agent with a simulated version of the real-world environment to perform a simulated version of the robotic task, and (ii) a first robot-trained DNN that is configured to receive the observation and to process the observation to generate the policy output.

Methods and Systems for Graphical User Interfaces to Control Remotely Located Robots
20220355483 · 2022-11-10 ·

An example method for providing a graphical user interface (GUI) of a computing device includes receiving an input indicating a target pose of the robot, providing for display on the GUI of the computing device a transparent representation of the robot as a preview of the target pose in combination with the textured model of the robot indicating the current state of the robot, generating a boundary illustration on the GUI representative of a limit of a range of motion of the robot, based on the target pose extending the robot beyond the boundary illustration, modifying characteristics of the transparent representation of the robot and of the boundary illustration on the GUI to inform of an invalid pose, and based on the target pose being a valid pose, sending instructions to the robot causing the robot to perform the target pose.

Axis-invariant based multi-axis robot kinematics modeling method
11491649 · 2022-11-08 ·

The invention proposes an axis-invariant multi-axis system dynamics modeling and solving principle, and realizes iterative explicit dynamic modeling of multi-axis systems with tree chains, closed chains, friction and viscous joints and moving pedestals. The established model has elegant chain symbol system with pseudo-code function, which realizes complete parameterization including “topology, coordinate system, polarity, structural parameters, mass inertia, etc.”. The principle can be set to circuit, code, directly or indirectly, partially or fully executed inside a multi-axis robot system. In addition, the present invention also includes analytical verification system constructed on these principles for designing and verifying a multi-axis robot system.

Reconfigurable device for dispensing/distributing tablets in blister pockets of a packaging strip of a machine of blister-pack packaging type
11572204 · 2023-02-07 ·

Disclosed is a reconfigurable device for dispensing/distributing tablets in the blister pockets of a packaging strip subjected to longitudinal movement in a substantially horizontal plane of a packaging machine having a blister-packer, the reconfigurable device having a frame designed to be mounted on the blister-packer, the frame having a front attachment wall preferably arranged vertically, at least one accessory for dispensing/distributing the tablets in the blister pockets of the strip, the accessory being designed to be mounted removably on the frame. The device includes an intermediate interface intended to be attached removably to the frame, against the front attachment wall thereof, in order to support the at least one accessory. The interface includes at least one drive member of a mobile element of the accessory/accessories supported thereby.

DEVICE CONTROL BASED ON EXECUTION COMMAND AND UPDATED ENVIRONMENT INFORMATION
20230099602 · 2023-03-30 ·

A production system includes: a plurality of controllers configured to control a plurality of devices, the plurality of devices including at least one robot; and circuitry communicable with the plurality of controllers, the circuitry may be configured to: output execution commands of next tasks based on a process including a plurality of tasks for a workpiece and progress information of the process; store environment information; and update the stored environment information in accordance with operations of the plurality of devices, wherein each of the plurality of controllers is configured to control one of the plurality of devices to execute a next task corresponding to one of the execution commands based on the environment information.

Process for Painting a Workpiece Comprising Generating a Trajectory Suitable for the Actual Workpiece
20230103030 · 2023-03-30 ·

The invention relates to a process for painting a workpiece using a painting robot including a robot arm equipped with a paint spraying device, the process including, an operation S1 of modeling a realistic 3D model corresponding to the workpiece as deformed and positioned in a paint cell, the realistic 3D model including paint trajectory information suitable for the workpiece as deformed and positioned in the paint cell, and a paint spraying operation S2 during which the paint spraying device is moved along the paint trajectory opposite the workpiece.

Work Program Production System and Work Program Production Method
20230098696 · 2023-03-30 · ·

The work program production system includes a photographing unit that photographs an image including an object to be welded, a coordinate system setting unit that sets a user coordinate system based on a marker included in the image photographed by the photographing unit, a point-group-data plotting unit that detects a specific position of the marker on the basis of the image, sets the detected specific position on point group data acquired by a distance measurement sensor that measures a distance to the object to be welded, and plots, in the user coordinate system, the point group data to which coordinates in the user coordinate system using the set specific position as an origin are given, and a program production unit that produces a welding program so as to allow a welding robot virtually placed in the user coordinate system to perform a welding operation on the basis of the point group data plotted in the user coordinate system, while avoiding interference with the point group data.

ROBOTIC SIMULATION DISTRIBUTED VERSION CONTROL SYSTEM
20230103209 · 2023-03-30 · ·

Example implementations described herein can involve a plurality of data repositories involving a data repository configured to manage data versions of data sets corresponding to robot simulation versions; a code repository configured to manage code versions of executable code corresponding to the robot simulation versions; and a robot model repository configured to manage model versions of robot models corresponding to the robot simulation version. Responsive to a request of execution of a robot simulation, fetch, from the plurality of data repositories, corresponding one or more of the data sets having a data version from the data versions that corresponds to a robot simulation version of the robot simulation from the robot simulation versions, corresponding executable code, and a corresponding robot model.

OFFLINE PROGRAMMING DEVICE AND OFFLINE PROGRAMMING METHOD

An offline programming device includes an input unit that receives input of a plurality of teaching points, a creation unit that determines intermediate point located between adjacent teaching points and creates an operation program for the robot, a simulation unit that simulates a movement trajectory of the robot when the operation program is executed, and a display unit that displays a GUI screen representing the movement trajectory. The GUI screen includes a first display area showing a time series sequence of the plurality of teaching points and a second display area. When an error is detected in the movement trajectory, a section between the teaching points including the point in time when the error occurs is displayed in the first display area according to a first error display method.