Three -freedom mechanical hand

The utility model discloses a three -freedom mechanical hand, its characterized in that: constitute by base, horizontal migration module, vertical migration module and rotation module, the horizontal migration module install on the base, the vertical migration module install perpendicularly on a screw -nut connecting plate of horizontal migration module, the rotation module install on the 2nd screw -nut connecting plate of vertical migration module. The utility model relates to a two mobile module for the work piece can be done the translation and reciprocate in handling, the module is rotated in the design, and the direction is put to adjustable work piece in handling, finally realize the transmission and the transport of three degrees of freedom on the manipulator, the design has designed guide rail and slider on two mobile module, realize the guide effect of guide rail and slider, improves the stability that removes, the two -stage hold -in range slows down and designs, has promoted decelerator's speed red