A motorized leg (1) is provided with a lower knee member (110), an upper knee member (120), a knee joint mechanism (130) coupling the lower knee member (110) and the upper knee member (120) such that the angle therebetween can be changed, and an extendable device (140) capable of changing the angle between the lower knee member (110) and the upper knee member (120) by extending and contracting. The extendable device (140) comprises a motor (M) and a transmission (T) that transmits power from the motor (M). The transmission (T) comprises a first transmission mechanism (T1) that transmits power from the motor (M) at a first gear ratio, and a second transmission mechanism (T2) that transmits power from the motor (M) at a second gear ratio different from the first gear ratio.

Provided is a robot which can improve accuracy of calibration of a rotation sensor for detecting a movement of an actuator included in the robot. The robot (1) includes a connection frame (63) that supports a rolling actuator (13). The connection frame (63) has a first attached portion (63g) attached to a rotation outputting section (12c) of an actuator (12) and a remaining portion (a first arm portion (63b), a supporting portion (63a), and a second arm portion (63c)) connected to the first attached portion (63g). A sensor rotation portion (16a) of a rotation sensor (16) is attached to the first attached portion (63g). The first attached portion (63g) and the rotation outputting section (12c) are rotatable over an angle greater than 360 degrees in a state in which the first attached portion (63g) is attached to the rotation outputting section (12c) and in which the remaining portion of the connection frame (63) is removed from the first attached portion (63g).

Provided is a robot which can improve accuracy of calibration of a rotation sensor for detecting a movement of an actuator included in the robot. The robot (1) includes a connection frame (63) that supports a rolling actuator (13). The connection frame (63) has a first attached portion (63g) attached to a rotation outputting section (12c) of an actuator (12) and a remaining portion (a first arm portion (63b), a supporting portion (63a), and a second arm portion (63c)) connected to the first attached portion (63g). A sensor rotation portion (16a) of a rotation sensor (16) is attached to the first attached portion (63g). The first attached portion (63g) and the rotation outputting section (12c) are rotatable over an angle greater than 360 degrees in a state in which the first attached portion (63g) is attached to the rotation outputting section (12c) and in which the remaining portion of the connection frame (63) is removed from the first attached portion (63g).

A robot step control method, a robot control apparatus, and a storage medium are provided. The method includes: determining an expected support force of two legs of a biped robot according to zero-moment point planning data and actual position data of the two legs at a current moment, and determining a current desired joint posture angle of ankle joints of the two legs and a desired joint position matching an actual leg support state using a compliance control algorithm based on an expected support force of the two legs, and centroid movement planning data, centroid actual movement data, step planning data and actual force data of the two legs at the current moment. In such manner, all-direction compliant controls can be performed on a desired leg pose condition according to the actual motion status of the biped robot, thereby improving the walking stability and terrain adaptability of the biped robot.

A robot step control method, a robot control apparatus, and a storage medium are provided. The method includes: determining an expected support force of two legs of a biped robot according to zero-moment point planning data and actual position data of the two legs at a current moment, and determining a current desired joint posture angle of ankle joints of the two legs and a desired joint position matching an actual leg support state using a compliance control algorithm based on an expected support force of the two legs, and centroid movement planning data, centroid actual movement data, step planning data and actual force data of the two legs at the current moment. In such manner, all-direction compliant controls can be performed on a desired leg pose condition according to the actual motion status of the biped robot, thereby improving the walking stability and terrain adaptability of the biped robot.

An end-effector system is disclosed for use with a programmable motion device. The end-effector system includes an arm attachment portion for attachment to an arm of the programmable motion device, an end-effector attachment portion for attachment to an end-effector for grasping objects, a rotational shaft portion for rotational attachment to the arm attachment portion, said rotational shaft portion being coupled to the end-effector attachment portion at a distal end thereof, and a motor system providing rotation of the rotational shaft portion as well as the end-effector attachment portion with respect to the arm attachment portion.

An end-effector system is disclosed for use with a programmable motion device. The end-effector system includes an arm attachment portion for attachment to an arm of the programmable motion device, an end-effector attachment portion for attachment to an end-effector for grasping objects, a rotational shaft portion for rotational attachment to the arm attachment portion, said rotational shaft portion being coupled to the end-effector attachment portion at a distal end thereof, and a motor system providing rotation of the rotational shaft portion as well as the end-effector attachment portion with respect to the arm attachment portion.

A leg mechanism of a humanoid robot includes: an upper leg, a lower leg rotatably coupled to the upper leg, a knee module actuator mounted to the upper leg, a foot rotatably connected to the lower leg, a knee transmission mechanism connected to the knee module actuator and the lower leg and configured to transmit rotary motion from the knee module actuator to the lower leg, at least one ankle module actuator mounted to the upper leg, at least one ankle transmission mechanism connected to the at least one ankle module actuator and the foot and configured to transmit rotary motion from the at least one ankle module actuator to the foot.

A leg mechanism of a humanoid robot includes: an upper leg, a lower leg rotatably coupled to the upper leg, a knee module actuator mounted to the upper leg, a foot rotatably connected to the lower leg, a knee transmission mechanism connected to the knee module actuator and the lower leg and configured to transmit rotary motion from the knee module actuator to the lower leg, at least one ankle module actuator mounted to the upper leg, at least one ankle transmission mechanism connected to the at least one ankle module actuator and the foot and configured to transmit rotary motion from the at least one ankle module actuator to the foot.

A joint actuator of a robot including a driving device, a driving shaft, a reducer, a torsion sensor, and a dual encoder is provided. The driving shaft is connected to the driving device. The driving device is configured to drive the driving shaft to rotate. The reducer includes a motive power input component and a motive power output component. The motive power input component and the motive power output component are sleeved on the driving shaft. The motive power input component is disposed between the driving shaft and the motive power output component. The torsion sensor is connected to the motive power output component of the reducer. The dual encoder is connected to the driving device and the driving shaft. The driving device is located between the dual encoder and the reducer.