Pneumatic material grabbing mechanism based on PLC

The utility model discloses a pneumatic material grabbing mechanism based on a programmable logic controller (PLC), which comprises a machine frame (1), a fixing frame (15) is arranged on the machineframe (1), a transmission mechanism (9) is arranged on the fixing frame (15), and the transmission mechanism (9) penetrates through a sliding block (20) to be connected with a stepping motor (5). A first connecting block (18) is also arranged on the sliding block (5); the first connecting block (18) is connected with a lifting air cylinder (4), the outer surface of a lifting column (16) is sleevedwith the lifting air cylinder (4), the lifting column (16) is arranged on a second connecting block (19), the upper face of the second connecting block (19) is connected with a feeding air cylinder (10), and the lower face of the second connecting block (19) is connected with a clamping air cylinder (3). The manipulator is stable and reliable in operation, simple and flexible to control and highin precision when grabbing