Automatic tray multi-angle clamping device

The utility model relates to the technical field of IC processing devices, in particular to an automatic multi-angle clamping device for a tray. Comprising a main plate and a clamping mechanism, the clamping mechanism comprises a first clamping plate, a second clamping plate and a driving air cylinder, a transverse guide groove and a vertical guide groove are formed in the main plate, a first connecting rod is arranged in the transverse guide groove, and a second connecting rod is arranged in the vertical guide groove; the first clamping plate is movably arranged on one side of the main plate, the first end of the first connecting rod is fixedly connected with the first clamping plate, the second clamping plate is arranged above the main plate, and the first end of the second connecting rod is fixedly connected with the second clamping plate; the driving air cylinder is fixedly arranged on the main plate, a traction device is arranged between the driving air cylinder and the first connecting rod, and a synchr