Bedside abdomen orthostatic piece auxiliary device for newborns

The invention belongs to the technical field of bedside abdomen orthostatic piece auxiliary devices for newborns, and particularly relates to a bedside abdomen orthostatic piece auxiliary device for newborns. The bedside abdomen orthostatic piece auxiliary device for the newborns comprises a main body placing plate and a movable bed, wherein a groove is formed in the upper surface of the movable bed, and the upper surface of the groove is rotationally connected with a leg restraint strap through a fixing block; the outer surface of the leg restraint strap is in sleeving connection with a telescopic rod, the outer surface of the telescopic rod is in threaded connection with a bolt in a rotating mode, and one end of the telescopic rod is rotationally connected with a ball; and one side of the movable bed is rotationally connected with a movable plate through a first rotating shaft, the upper end of the movable plate is fixedly connected with a placing plate through screws, and a head groove is formed in the out