Servo assembly, robot joint and robot

A robot joint assembly comprising a servo assembly, a first joint member and a second joint member that are connected to the servo assembly;

• the servo assembly comprising:
• a first speed reducer comprising an input component and an output component, a first motor comprising an output shaft, a first connecting member, a first control circuit board, a second speed reducer comprising an input component and an output component, a second motor comprising an output shaft, a second connecting member, a second control circuit board, a housing comprising an upper housing and a lower housing that are connected to each other, a first fan and a second fan;
• the first control circuit hoard being electrically coupled to the first motor, and the second control circuit hoard being electrically coupled to the second motor,
• the output component of the first speed reducer and the first connecting member being coaxial and arranged along a first direction, and the output component of the second speed reducer and the second connecting member being coaxial and arranged along a second direction that is perpendicular to the first direction;
• and
• the output shaft of the first motor being connected to the input component of the first speed reducer, and the output shaft of the second motor being connected to the input component of the second speed reducer;
• the first speed reducer, the first motor, the first connecting member, the first control circuit board, the second speed reducer, the second motor, the second connecting member and the second control circuit board are accommodated within the housing;
• the first fan is received in the upper housing and electrically connected to the first control circuit board, the second fan is received in the lower housing and electrically connected to the second control circuit board;
• the first speed reducer and the first connecting member are connected to the first joint member;
• and
• the second speed reducer and the second connecting member are connected to the second joint member.

A robot comprising a servo assembly;

• the servo assembly comprising:
• a first speed reducer comprising an input component and an output component, a first motor comprising an output shaft, a first connecting member, a first control circuit board, a second speed reducer comprising an input component and an output component, a second motor comprising an output shaft, a second connecting member, a second control circuit board, a housing comprising an upper housing and a lower housing that are connected to each other, a first fan and a second fan;
• the first control circuit board being electrically coupled to the first motor, and the second control circuit hoard being electrically coupled to the second motor,
• the output component of the first speed reducer and the first connecting member being coaxial and arranged along a first direction, and the output component of the second speed reducer and the second connecting member being coaxial and arranged along a second direction that is perpendicular to the first direction;
• the output shaft of the first motor being connected to the input component of the first speed reducer, and the output shaft of the second motor being connected to the input component of the second speed reducer;
• the first speed reducer, the first motor, the first connecting member, the first control circuit board, the second speed reducer, the second motor, the second connecting member and the second control circuit board are accommodated within the housing;
• and
• the first fan is received in the upper housing and electrically connected to the first control circuit board, the second fan is received in the lower housing and electrically connected to the second control circuit board.