Workpiece transfer device

The utility model relates to a workpiece transfer device which comprises a base and a fourth air cylinder fixedly installed above the base, a pushing table is fixedly installed at the upper end of a piston rod of the fourth air cylinder, a rotating column is rotatably installed on the pushing table, a rotating mechanism is arranged on the outer side of the rotating column, and a workbench is arranged at the upper end of the rotating mechanism. One end of the rotating column penetrates through the workbench and is provided with a first fixing rod, a telescopic mechanism is arranged in the first fixing rod, a clamping mechanism is arranged on the telescopic mechanism, a second fixing rod is fixedly installed at one end of the first fixing rod, a pushing mechanism is arranged on the workbench, and a fixing mechanism is fixedly installed on the pushing mechanism. And the fixing mechanism is arranged in the rotary column. The clamp has the advantages that the rotating direction of the clamp is adjusted by adjustin