Display fixing device

The embodiment of the utility model provides a display fixing device. The display fixing device provided by the utility model comprises a fixing assembly and a fixing assembly, wherein the fixing assembly is used for being fixedly connected with a display; the supporting assembly comprises a base and a supporting piece, the supporting piece is arranged on the upper portion of the base, and a first containing groove is formed in the side face of the supporting piece; the height adjusting assembly comprises a rotating shaft and a lifting block, the axis of the rotating shaft extends in the vertical direction, the rotating shaft is rotatably arranged in the first containing groove, the rotating shaft is sleeved with the lifting block, and the rotating shaft can drive the lifting block to move in the vertical direction when rotating around the axis of the rotating shaft; the angle adjusting assembly is installed between the lifting block and the fixing assembly and used for adjusting the included angle between th