B25J13/082

END EFFECTOR AND END EFFECTOR DEVICE
20210213627 · 2021-07-15 ·

The end effector includes a palm, a plurality of fingers capable of grasping operation, a tactile sensor unit provided with each of the plurality of fingers, and a force receiving portion that receives a force from the object being grasped when the object being grasped is grasped by the plurality of fingers, the force receiving portion being connected to each of the plurality of fingers via the tactile sensor unit. The force receiving portion includes a grasping surface that receives a force from the object being grasped, the grasping surface being placed facing the object being grasped to be able to grasp the object being grasped, and a pressing surface that is placed further away from the palm than the second end portion of each of the plurality of fingers and extends in a direction intersecting the grasping surface.

Working method and robot system

A working method of performing work with increase or decrease in weight on an object by a robot system having a robot, a first hand with an assist device, and a second hand without the assist device, includes switching between an assisted work state in which the first hand is coupled to the robot and work is performed with assistance by the assist device and a non-assisted work state in which the second hand is coupled to the robot and work is performed without assistance by the assist device according to a weight of the object.

Robotic system with haptic cutting tool

Robotic system includes a control system and a slave device which is controlled by the control system. The slave device has a robotic grasping device formed of a rigid base and at least one finger which is movable to facilitate grasping of objects. At least one sensor is provided which senses a force applied to the finger. A cutting tool having a cutting jaw is also attached to the base. The cutting jaw is arranged to pivot on a pivot axis responsive to a pivot motion of the finger. The forces exerted on the cutting jaw are sensed with the sensor during a first predetermined range of finger motion associated with a cutting mode of operation.

Robot Grip Detection Using Non-Contact Sensors

A method is provided that includes controlling a robotic gripping device to cause a plurality of digits of the robotic gripping device to move towards each other in an attempt to grasp an object. The method also includes receiving, from at least one non-contact sensor on the robotic gripping device, first sensor data indicative of a region between the plurality of digits of the robotic gripping device. The method further includes receiving, from the at least one non-contact sensor on the robotic gripping device, second sensor data indicative of the region between the plurality of digits of the robotic gripping device, where the second sensor data is based on a different sensing modality than the first sensor data. The method additionally includes determining, using an object-in-hand classifier that takes as input the first sensor data and the second sensor data, a result of the attempt to grasp the object.

ROBOTIC SYSTEM WITH A ROBOT ARM SUCTION CONTROL MECHANISM AND METHOD OF OPERATION THEREOF
20200376659 · 2020-12-03 ·

A system and method of operation of a robotic system including: receiving a sensor reading associated with a target object; generating a base plan for performing a task on the target object, wherein generating the base plan includes determining a grip point and one or more grip patterns associated with the grip point for gripping the target object based on a location of the grip point relative to a designated area, a task location, and another target object; implementing the base plan for performing the task by operating an actuation unit and one or more suction grippers according to a grip pattern rank, to generate an established grip on the target object, wherein the established grip is at a grip pattern location associated with the grip patterns; measuring the established grip; comparing the established grip to a force threshold; and re-gripping the target object based on the established grip falling below the force threshold.

ROBOTIC DEVICE, PRODUCTION DEVICE FOR ELECTRONIC APPARATUS, AND PRODUCTION METHOD
20200376679 · 2020-12-03 ·

A robotic device according to an embodiment of the present technology includes a first robotic device including a first articulated arm, a first clamping mechanism, and a blow-out portion. The first clamping mechanism includes a first clamping claw and a second clamping claw. The first clamping claw is attached to the first articulated arm, and has a first support surface. The second clamping claw has a second support surface to face the first support surface in a first axial direction orthogonal to the first support surface, and is configured to be movable in the first axial direction relative to the first clamping claw. The blow-out portion is provided to any one of the first clamping claw and the second clamping claw, and is configured to be capable of blowing out fluid in a second axial direction orthogonal to the first axial direction.

ARITHMETIC DEVICE, CONTROL PROGRAM, MACHINE LEARNER, GRASPING APPARATUS, AND CONTROL METHOD
20200368901 · 2020-11-26 · ·

The arithmetic device configured to perform a calculation for controlling a motion of a grasping apparatus that performs work involving a motion of sliding a grasped object includes: an acquisition unit configured to acquire a state variable indicating a state of the grasping apparatus during the work; a storage unit storing a learned neural network that has been learned by receiving a plurality of training data sets composed of a combination of the state variable acquired in advance and correct answer data corresponding to the state variable; an arithmetic unit configured to calculate a target value of each of various actuators related to the work of the grasping apparatus by inputting the state variable to the learned neural network read from the storage unit; and an output unit configured to output the target value of each of the various actuators to the grasping apparatus.

Hybrid Clamp Force Control for Lift Truck Attachment
20200369502 · 2020-11-26 · ·

A hydraulic control circuit operable to selectively hydraulically link first and second hydraulic actuators and to bypass that hydraulic link.

SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD, FORCE DETECTION DEVICE, AND ROBOT DEVICE
20200361084 · 2020-11-19 ·

A signal processing device for processing a detection signal of a sensor is provided. The signal processing device branches a detection signal of a sensor into a plurality of paths, and performs different preprocessing before AD conversion for each of the paths to generate a plurality of detection signals. For example, a first path for performing AD conversion of a signal of a first sensitivity, the signal being obtained by amplifying the detection signal of the sensor to match the first sensitivity, and a second path for attenuating the signal of the first sensitivity and performing AD conversion of a signal of a second sensitivity lower than the first sensitivity, are included, and the detection signals having different sensitivities are generated. Alternatively, an offset of the signal of the first sensitivity is changed for each of the paths, and a plurality of detection signals having different measurement ranges is generated.

UPPER LIMB MOTION SUPPORT APPARATUS AND UPPER LIMB MOTION SUPPORT SYSTEM
20200346347 · 2020-11-05 ·

An upper limb motion support apparatus and an upper limb motion support system which are capable of significantly improving the enhancement of an operator's work efficiency and the reduction of their workload are proposed. A controller which causes an articulated arm and an end effector to perform three-dimensional motion according to the operator's intention based on a biological signal acquired by a biological signal detection unit causes the articulated arm and the end effector to perform cooperative motion in conjunction with the operator's upper limb motion by referring to content recognized by an upper limb motion recognition unit.