Three-coordinate clamping device

The utility model relates to the technical field of machining, in particular to a three-coordinate clamping device which comprises a workpiece taking mechanism, a lifting mechanism and a translation mechanism. The part taking mechanism comprises a pneumatic claw palm and a first transmission assembly for driving the pneumatic claw palm to grab and loosen parts; the lifting mechanism comprises a T-shaped plate and a second transmission assembly fixedly connected with the T-shaped plate, and the second transmission assembly is connected with the part taking mechanism and used for lifting parts on the part taking mechanism; and the translation mechanism comprises a third transmission assembly, and the third transmission assembly is fixedly connected with the T-shaped plate and used for translating the T-shaped plate and a lifting mechanism fixedly connected with the T-shaped plate. The three-coordinate clamping device has the advantages of being accurate in movement, convenient to operateand low in cost. 本实用新型涉及