Seiko Epson Corporation

Takema Yamazaki

Izumi Iida

Daisuke Sato

Takashi Nagate

Shigenori Sasai

Masayuki Ikeda

Daiki Tokushima

Yoshinobu Goto

Isamu Sejimo

Munenori Sawada

Ryosuke Teranaka

Takashi Kojima

A method according to the present disclosure includes: (a) carrying out overexcitation of an electromagnetic brake; (b) controlling a fan cooling a control device in such a way that a power consumption of the fan becomes a first power consumption in an overexcitation period during which the overexcitation is carried out; and (c) controlling the fan in such a way that the power consumption of the fan becomes a second power consumption higher than the first power consumption, after the overexcitation period.

Control method for control device controlling robot arm, non-transitory computer-readable storage medium storing computer program, and control device

A robot controller includes a case having an intake port and an exhaust port and a flow channel connecting the intake port and the exhaust port, in which a gas supplied from the intake port flows toward the exhaust port, a circuit board placed within the flow channel and converting one of an alternating current and a direct current into the other, and a regenerative resistor placed downstream of the circuit board within the flow channel and consuming a counter electromotive force generated from a motor of a robot. Further, the intake port and the exhaust port are placed in a same surface.

Robot controller and robot system

A robot controller includes a case having an intake port and a flow channel connecting to the intake port, in which a gas supplied from the intake port flows, a control board for controlling a motion of a robot, a drive circuit board placed within the flow channel and controlling driving of a motor included in the robot, a power supply circuit board placed upstream of the drive circuit board within the flow channel and supplying electric power to the control board, and a fan placed between the drive circuit board and the power supply circuit board within the flow channel.

A robot controller includes a case having an intake port and an exhaust port and a flow channel connecting the intake port and the exhaust port, in which a gas supplied from the intake port flows toward the exhaust port, and a circuit board converting one of an alternating current and a direct current into the other, wherein the flow channel has a first region in which the circuit board is placed, a second region located downstream of the first region, a partition wall partitioning the first region and the second region, and a communication hole formed in the partition wall and communicating between the first region and the second region, and an opening area of the communication hole is smaller than an opening area of the intake port.

A method of generating a control program for a robot includes generating a trajectory in which a robot arm moves between a plurality of teaching points based on a first constraint condition with respect to a movement time of the robot arm and a second constraint condition with respect to a drive condition for driving the robot arm by a processor, displaying the trajectory generated by the processor and accumulated power consumption when the robot arm moves along the trajectory by a display unit, and, when receiving an instruction to employ the trajectory, generating a control program for the robot based on the trajectory by the processor.

Method of generating control program for robot, storage medium, and teaching apparatus

In a robot system, a control device includes a power supplier and a main controller; a robot includes a first controller releasing the braking of a first drive portion by a first braker through a supply of a current from the power supplier and a second controller releasing the braking of a second drive portion by the second braker through a supply of a current from the power supplier; the main controller causes the first controller and the second controllers to release the braking by the first braker and the second braker; a power line coupling the power supplier, the first controller, and the second controller to each other is in a daisy chain coupling; and a first release timing at which the first controller releases the braking by the first braker is different from a second release timing at which the second controller releases the braking by the second braker.

Robot system and robot control method

A robot control device that controls a robot including a motor, the robot control device comprising: a power converter that is connected to the motor by a power line and converts supplied power to power to be supplied to the motor; a brake that brakes the motor by short-circuiting the power lines, and an inductance element that is provided on the power line and positioned closer to the power converter side than a connection point between the brake and the power line.

Robot control device, robot, and robot system

A robot includes an arm, a plurality of motors provided in the arm, and a pipe connected to the arm. Wires passing through the inside of the pipe include a first power line, which is one power line for supplying electric power to a pair or more of the motors among the plurality of motors.

Robot

A robot includes a robot main body section including a base and a robot arm coupled to the base and including a sealed internal space, a driving section provided on the inside of the robot arm and configured to drive the robot arm, a control board provided on the inside of the base, a power supply board provided on the inside of the base and configured to supply electric power to the control board, a driving board provided on the inside of the robot arm and configured to drive the driving section based on a signal from the control board, a fan configured to stir gas on the inside of the robot main body section, and a heat sink provided on the inside of the base.

A robot includes a driving unit, a flexible board including a power line that transmits electric power to the driving unit, and a choke coil connected to the power line. A band rejection filter is formed by parasitic capacitance, which is formed by the electric line, and the choke coil.

Robot with a flexible board having reduced noise leakage

A robot includes a first arm and a second arm. The first arm and the second arm have different mechanisms from each other.

A robot system includes a plurality of drive parts, a control unit that controls power for driving the drive parts by switching, and a cable that connects the drive parts and the control unit, wherein the cable has a plurality of power lines, a plurality of frame ground lines, and a shield, a first interposition object is provided between the plurality of power lines and the shield, and, in a section of the cable, respective centers of the plurality of frame ground lines are closer to the shield than respective centers of the plurality of power lines.

Robot system and cable

A robot includes a robot arm, a drive unit that drives the robot arm, a first control unit that controls drive of the drive unit, a plurality of detection units at least one of which is an angular velocity sensor as an inertial sensor, and a wiring unit that series-connects the plurality of detection units and the first control unit.

Robot, controller, and robot system

A robot includes a base part having a first cavity part inside, a torso part coupled to the base part, at least one arm unit provided on the torso part, and an inner box provided in the first cavity part and having a second cavity part opening in an upper portion. A circuit board for driving an actuator that operates the arm unit is provided on an outer side surface of the inner box.

Growing community of inventors

Fujimi, Japan

Takema Yamazaki