B25J9/104

Robot, Method of Assembling Robot, and Robot System
20230166394 · 2023-06-01 ·

A robot includes a first member and a second member, the first member includes a housing having a first wall and a second wall disposed to face each other, a first protrusion, and a second protrusion, a drive section having a motor body, a drive pulley and a flange, a joint section having a driven pulley and a belt, the first protrusion and the second protrusion having support sections that support both end portions of the flange, a separation distance between the support sections being shorter than a length of the flange in which the flange protrudes, and missing sections configured such that a separation distance between the missing sections is longer than the length of the flange in the direction in which the flange protrudes, both end portions of the flange passing through the missing sections.

Robot Arm And Robot System
20230166395 · 2023-06-01 ·

A robot arm includes a first member, and a second member translating along an axis located in the first member or rotating around the axis, and the first member has a base, a drive unit generating a drive force, a joint portion having a driven pulley and transmitting the drive force to the second member, a belt transmitting the drive force generated by the drive unit to the driven pulley, a sensor provided in a position overlapping with a region surrounded by the driven pulley and the belt in a plan view along the axis and detecting vibration, a wire routed to the region and coupled to the sensor, and a supporting member provided in the region and supporting the wire.

POSITION/FORCE CONTROL OF A FLEXIBLE MANIPULATOR UNDER MODEL-LESS CONTROL

A method includes receiving position information and force information, providing control commands to a steering mechanism of a continuum manipulator based on the position information and the force information, updating a control matrix based on the position information and the provided control commands, and providing updated control commands to the steering mechanism based on the updated control matrix. A continuum manipulator includes a body, a steering mechanism configured to steer the body, sensors, and a controller. The sensors include a position sensor to detect a position of the body and a force sensor to detect a force against the body. The controller is configured to receive position information from the position sensor and force information from the force sensor, provide control commands to the steering mechanism based on the position information and the force information, and update a control matrix based on the position information and the provided control commands.

ARTICULATABLE MEMBERS HAVING CONSTRAINED MOTION AND RELATED DEVICES AND METHODS

An articulatable member includes a distal end, a proximal end, an actuation member, and a constraint member. The actuation member extends from the proximal end to the distal end. The actuation member transmits force to bend the articulatable member from a neutral position. The constraint member extends from the proximal end to the distal end. The constraint member may have opposite ends that are fixed to the distal end and the proximal end. In one embodiment, the constraint member follows a helical path along at least a portion of the articulatable member from the proximal end to the distal end. In another embodiment, the actuation member follows a helical path along at least a portion of the articulatable member.

HANDLING ROBOT
20220348405 · 2022-11-03 ·

A method for retrieving an inventory item based on a handling robot, where the handling robot includes: a storage frame; and a material handling device installed on the storage frame, and including a telescopic arm and a manipulator installed to the telescopic arm; and the method for retrieving an inventory item includes: driving, by the telescopic arm, the manipulator to extend to a preset position of warehouse shelf along a preset horizontal reference line; loading, by the manipulator that is remained on the reference line, the inventory item located in the preset position; driving, by the telescopic arm, the manipulator loaded with the inventory item to move to the storage frame along the reference line; and unloading, by the manipulator that is remained on the reference line, the inventory item to the storage frame.

ACTUATOR ARRANGEMENT
20220055227 · 2022-02-24 ·

An actuator comprising: a motor having a housing and a drive shaft, the motor arranged to rotate the drive shaft relative to the housing about a drive shaft axis; a first torque transfer device arranged to transfer torque from the drive shaft to a second shaft, the second shaft being rotatable about a second shaft axis parallel to and radially spaced from the drive shaft axis; and an output torque transfer device arranged to transfer torque from the second shaft to the housing of the motor; wherein, upon rotation of the drive shaft relative to the motor housing, the housing of the motor is arranged to rotate relative to the position of the second shaft axis.

Secured motor-driven articulated arm with cable capstan
09802323 · 2017-10-31 · ·

A motor-driven articulated haptic interface arm includes: a frame; an arm linked to the frame and rotationally mobile about an axis; and a motor, which delivers at least one torque about the axis countering at least one part of forces applied to the arm by its environment. A main transmission transmits the torque to the arm and includes a capstan-type cable reducer, and an auxiliary transmission transmits the torque to the arm. The auxiliary transmission is capable of taking at least two states: an inactive state, when the forces applied to the arm by its environment are below a predetermined threshold, in which the auxiliary transmission transmits no torque to the arm; and an active state when the forces applied to the arm by its environment are higher than a predetermined threshold, in which the main transmission transmits no torque to the arm.

Robotic Torso Sensing System and Method
20170305011 · 2017-10-26 · ·

A robotic torso sensing system and method includes: a robotic torso comprising a mobile torso, the robotic torso further comprising a fixed torso; a motor configured to move the mobile torso; a torso encoder configured to provide information to the motor; a master controller operably connected to the motor, the master controller configured to control the motor, the master controller operably connected to the torso encoder, the master controller further configured to control the mobile torso; and a sensor configured to measure a position of the mobile torso, the sensor further configured to transmit the measurement to the master controller.

Joint mechanism, method for controlling the same, multi-arm device, and robot

The present invention relates to a joint mechanism (100), a method for controlling the joint mechanism (100), a multi-arm device (200) including the joint mechanism (100), and a robot. The joint mechanism (100) comprises: a base (4) having a pivot shaft (41); a swinging arm (1) having a first end (11) mounted on the pivot shall (41); a first driving member (2) and a second driving member (3) mounted on the pivot shall (41) for interacting with the swinging arm (1) through magnetorheological fluid; and a first electromagnetic component (22) and a second electromagnetic component (32), configured to change phase state of the magnetorheological fluid. The first driving member (2) and the second driving member (3) can selectively drive tire swinging arm (1) to rotate along a first direction or a second direction.

WORKING ROBOT AND WORKING SYSTEM

A working robot includes a robot arm that includes arm members turnably coupled, a control box that houses a controller that controls operation of the robot arm, and a support frame that supports the control box and the robot arm such that an installation position of the control box and an installation position of the robot arm overlap when viewing from a vertical direction, a clearance is formed between the control box and the robot arm, and one or more directions of the clearance are in an opened state.