Grabbing mechanism for automatic assembly line robot

The utility model discloses a grasping mechanism for an automatic assembly line robot, which comprises a bracket, a connecting disc, a mounting disc and a motor, the connecting disc is fixed at the bottom end of the bracket, the mounting disc is arranged at the bottom end of the connecting disc, the motor is arranged on the inner wall of the top end of the bracket, a concave cavity is arranged on the bottom wall of the mounting disc, and the mounting disc is arranged in the concave cavity. An electric rotating shaft is arranged in the concave cavity, and a rotating clamping arm is arranged on one side wall of the electric rotating shaft. The clamping device has the advantages that the electric push rod, the magnetic plate and the electromagnet are arranged, in the clamping process, the electric push rod pushes the magnetic plate to make contact with the electromagnet and enables the electromagnet to be powered on, then the fixed clamping arm and the rotary clamping arm are connected into a whole through adsor