Fixing device for detection of LCD (liquid crystal display)

The utility model discloses a fixing device for LCD (liquid crystal display) detection, which comprises a bottom plate, one end of a damping shaft is rotatably connected with a fixing frame, a groove is formed in the fixing frame, a support is rotatably connected to the fixing frame through the damping shaft, a rocking wheel is mounted at the top end of the fixing frame, and the damping shaft is fixedly connected with the bottom plate. The bottom end of the rocking wheel is fixedly connected with a screw rod, a pressing plate is installed in the fixing frame, the bottom end of the screw rod is fixedly connected with a rotating shaft, the rotating shaft is inserted into the pressing plate, the middle of the screw rod is fixedly connected with a driving chain wheel, and the outer side of the driving chain wheel is sleeved with a chain. The end, away from the driving chain wheel, of the chain is sleeved with a driven chain wheel. According to the technical scheme, when the rocking wheel needs to be fixed, the dr