Connecting device and connecting device for robot manipulator

A robot hand comprising:

• a robot arm comprising an optoelectronic circuit electrically;
• a robot tool;
• and
• a first connecting device configured to couple the robot arm to the robot tool, the first connecting device comprising a fixing member, the fixing member having at least one first magnetic part, at least one first optical fiber connector, and at least one first electrical connector coupled thereto;
• and
• wherein the fixing member comprises a first container, the first container comprises a main body and two tabs at opposite positions extending from a fringe of the main body, the first optical fiber connector is set in the main body and coupled onto the two tabs;
• wherein the first magnetic part, the first optical fiber connector and the first electrical connector are coupled to the fixing member, the optoelectronic circuit is electrically coupled to the first optical fiber connector, and the optoelectronic circuit is configured to transform an electrical signal to an optical signal, and the first optical fiber connector is configured to transmit the optical signal.

A robot manipulator comprising:

• a robot arm;
• a robot tool removable and securely coupled to the robot arm;
• a connecting device configured to couple the robot arm to the robot tool;
• and
• wherein the connecting device comprises a first connecting part removable and securely coupled to the robot arm and a second connecting part removable and securely coupled to the robot tool, and the second connecting part is removable and securely coupled to the first connecting part so that the robot tool can be removable and securely coupled to the robot arm;
• wherein the first connecting part comprises a first fixing member having at least one first magnetic part, at least one first optical fiber connector, and at least one first electrical connector coupled thereto, the second connecting part comprises a second fixing member having at least one second magnetic part, at least one second optical fiber connector, and at least one first conduction connector coupled thereto;
• the first magnetic part and the second magnetic part have corresponding opposite magnetic forces, and when the first magnetic part contacts the second magnetic part, the first optical fiber connector connects to the second optical fiber connector and the first electrical connector connects to the first conduction connector;
• and
• wherein the first fixing member and the second fixing member both comprise a first container, each of the first containers comprises a main body and two tabs at opposite positions extending from a fringe of the main body;
• the first optical fiber connector is set in the main body of the first container of the first fixing member and coupled onto the two tabs of the first container of the first fixing member;
• and the second optical fiber connector is set in the main body of the first container of the second fixing member and coupled onto the two tabs of the first container of the second fixing member.