| CPC E21B 19/087 (2013.01) [E21B 19/18 (2013.01); E21B 19/24 (2013.01)] | 15 Claims |
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10. A manipulator arm for a handling device to manipulate and transport drilling rods, which reduces the risks in the operation and facilitates the handling of drilling rods of different lengths, wherein it comprises at least one clamp or gripper and at least one press to hold the perforation bars, in the manipulator arm structure and separated from each other, wherein the press is mounted on a frame in the structure of the manipulator arm that allows its movement on said frame to move the press along the manipulator arm varying the separation distance between said press and gripper;
wherein the press comprises a first jaw and a second jaw connected in an articulated manner at their ends in a jaw union box comprising an actuator that controls the opening and closing of the press, and wherein the first jaw comprises a driving roller commanded by a motor, and the second jaw it comprises at least two driven rollers smaller than the drive roller where the motor of the driving roller drives said roller generating a rotary movement that allows unscrewing a drill rod held in place.
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