B25J19/0091

RIVETING ROBOT SYSTEM

The present invention discloses a riveting robot, comprising: a robot part provided on a chassis, and detachably coupled with a riveting tool part through a hydraulically quick change disk; a visual position identification part provided on a side of the hydraulically quick change disk and secured on the sixth axis of the front end of the robot part; an automatic rivet feeding part provided on a mounting baseplate which is secured on a chassis through a two-stage vibration damping structure; a riveter tailing material collection part used for collecting tailing materials produced during riveting; a riveting quality judgment part used for collecting riveting data, and processing and generating a riveting curve to realize judgment of the riveting quality.

ACTIVE DAMPING SYSTEM
20210291362 · 2021-09-23 ·

The present disclosure provides a system for performing interactions within a physical environment, the system including: (a) a robot base; (b) a robot base actuator that moves the robot base relative to the environment; (c) a robot arm mounted to the robot base, the robot arm including an end effector mounted thereon; (d) a tracking system that measures at least one of: (i) a robot base position indicative of a position of the robot base relative to the environment; and, (ii) a robot base movement indicative of a movement of the robot base relative to the environment; (e) an active damping system that actively damps movement of the robot base relative to the environment; and, (f) a control system that: (i) determines a movement correction in accordance with signals from the tracking system; and, (ii) controls the active damping system at least partially in accordance with the movement correction.

Automatically positionable joints and transfer tooling assemblies including automatically positionable joints

An automatically positionable joint for a modular tooling assembly includes a first joint member; a second joint member that is rotatably connected to the first joint member; a motor for causing rotation of the first joint member with respect to the second joint member; and a first clutch that is movable between an engaged position in which the first clutch restrains rotation of the first joint member with respect to the second joint member and a disengaged position in which the first clutch permits rotation of the first joint member with respect to the second joint member.

Mobile robot having an improved suspension system

A mobile robot configured to drive on a surface with irregularities, comprising: a chassis having a front end facing a forward direction of travel, a back end, a first side, and a second side. There is a first drive wheel rigidly affixed to the chassis proximate the first side and interconnected to a motor to propel it. There is a second drive wheel rigidly affixed to the chassis proximate the second side and interconnected to a motor to propel it. A first caster assembly is rigidly affixed to the chassis proximate the front end and includes a first caster wheel configured to rotate about a first swivel axis. A second caster assembly is rigidly affixed to the chassis proximate the back end and includes a second caster wheel configured to rotate about a second swivel axis and it includes a compliant member to absorb the irregularities.

LIGHTWEIGHT 4-DEGREE-OF-FREEDOM LEG MECHANISM OF BIONIC QUADRUPED ROBOT
20210229765 · 2021-07-29 ·

A lightweight 4-degree-of-freedom leg mechanism of a bionic quadruped robot, which includes a hip-joint lateral-swing assembly, a thigh longitudinal-swing assembly and a shank longitudinal-swing assembly. The hip-joint lateral-swing assembly includes a hip-joint swing cylinder and an electro-hydraulic actuator. One end of the electro-hydraulic actuator and one end of the thigh longitudinal-swing assembly are respectively connected to the hip-joint swing cylinder via a connecting block. The other end of the electro-hydraulic actuator is hinged to a side of the thigh longitudinal-swing assembly. The other end of the thigh longitudinal-swing assembly is hinged to the shank longitudinal-swing assembly.

THREE-DIMENSIONAL MEASURING SYSTEM, AND THREE-DIMENSIONAL MEASURING METHOD

The three-dimensional measuring method includes: a conveying step of conveying a workpiece to be measured by a robot arm configured to change an attitude of the workpiece; a measuring step of performing three-dimensional measurement on the workpiece by a probe configured to be movable relative to the surface plate in a state in which the workpiece is held by the robot arm; a relative-position change detecting step of detecting a change in a relative position between the surface plate and the robot arm; and a vibration correcting step of correcting a result of the measurement performed on the workpiece in the measuring step based on a result of detection performed in the relative-position change detecting step.

METHOD FOR REDUCING VIBRATION OF ROBOT ARM
20210299864 · 2021-09-30 ·

A method for reducing vibration of a robot arm includes: a step of mounting at least one inertia actuator and at least one vibration signal capturing unit to a processing end of a robot arm; a step of applying the at least one vibration signal capturing unit to detect a vibration generated at the processing end of the robot arm so as to generate a vibration signal; a step of applying a central processing unit to evaluate the vibration signal and coordinates of the processing end of the robot arm so as to capture at least one set of corresponding control parameters for calculating at least one output force; and, a step of having the inertia actuator to apply the output force to the processing end of the robot arm for counteracting the vibration at the processing end of the robot arm.

SHOCK ABSORBING DEVICE AND ROBOT HAVING THE SAME
20210178614 · 2021-06-17 · ·

A shock absorbing device is configured to reduce shock transmitted from a first object to a second object. The shock absorbing device includes an outer shell comprising of an elastic body, the outer shell configured to contain the first object; a sensor configured to detect one of a first external force applied by the second object to the outer shell, a second external force applied by the second object to the first object via the outer shell, and a physical quantity corresponding to one of the first and second external forces; and a motion suppressing device configured to suppress motion of the first object and the outer shell based on a value detected by the sensor.

WHEELED CART WITH VIBRATION REDUCTION DEVICE, AND RELATED SYSTEMS AND METHODS

A method includes moving a stabilization device comprising a stabilization surface relative to a base of a surgical cart, wherein the moving comprises moving the stabilization device from a retracted position in which the stabilization surface is spaced from the ground surface to a deployed position in which the stabilization surface is in contact with the ground surface, and wherein the moving comprises overcoming a biasing force biasing the stabilization device toward the retracted position.

ROBOT USING THE PARALLELOGRAM PRINCIPLE
20210114202 · 2021-04-22 ·

A robot using the parallelogram principle, wherein the heads and the ends of two groups of swing arm components are hinged together, and each group forms two parallelogram hinged structures; wherein the workpiece gripped by the gripper can be kept in a horizontal position during the operational process, thereby improving the stability of gripping a workpiece. Additionally, the robot using the parallelogram principle comprises a base having a main shaft, which can rotate horizontally; one end of the main shaft comprises a main shaft servo motor for propelling the main shaft to rotate and the other end of the main shaft is connected to the swing arm components; wherein the main shaft servo motor further propels the swing arm components to swing in circumferential direction around the main shaft by propelling the main shaft.