Tray automatic switching device based on PLC control

The utility model provides a tray automatic switching device based on PLC control, relates to the automatic control equipment's at warehouse shipment terminal tray. Be equipped with arm lock, reversed body, clamping cylinder, balanced valve, hydraulic pressure lock, tray string pipe, roller unit, base, roller detection pass electric sensor, roller motor, in stockit is available detection light electric sensor, acousto -optic warning indicating device, tilting mechanism, PLC electrical control box and hydraulic pressure station, the arm lock is passed through clamping cylinder and is connected on reversed body, and reversed body installs on tilting mechanism, the front end at tilting mechanism is established to the balanced valve, and clamping cylinder's the clamp return circuit of opening has the hydraulic pressure lock, and the hydraulic pressure lock is established on reversed body and is lain in the balanced valve front end, tray string pipe and roller unit are established on reversed body, and the roller detects pass electric sensor and roller motor establishes on the roller unit, and in stockit is available detection light electric sensor establishes on reversed body, and in stockit is available detection light electric sensor and roller detect pass electric sensor to be connected with acousto -optic warning indicating device, and tilting mechanism installs on the base.