A rotating shaft connection mechanism, wherein the rotating shaft connection mechanism comprises: two rotating shafts (310-1, 310-2), two connection assemblies corresponding to the two rotating shafts (310-1, 310-2), and one synchronous driving block, wherein the connection assembly comprises a slide rail block and a drive sheet, wherein the rotating shafts (310-1, 310-2) are each provided with a spiral groove (311-1, 311-2), and the spiral grooves (311-1, 311-2) on the two rotating shafts (310-1, 310-2) have opposite rotation directions; the slide rail block is provided with a boss protruding towards the drive sheet; the drive sheet is disposed between the slide rail block and the rotating shaft corresponding to the connection assembly, and is provided with a slanting groove adapted to enable the boss of the slide rail block to be inserted, and a connecting piece is disposed on the drive sheet; and the synchronous driving block is disposed between the two rotating shafts (310-1, 310-2) and comprises a positioning protrusion part (331-1, 331-2) adapted to be inserted into the spiral groove (311-1, 311-2) of each rotating shaft (310-1, 310-2), and a first connecting piece and a second connecting piece that are sequentially disposed in a first direction, the first direction being parallel to an axial direction of each rotating shaft (310-1, 310-2), characterized in that the connecting piece on the drive sheet is sleeved on the rotating shaft corresponding to the connection assembly on a side of the spiral groove of the rotating shaft corresponding to the connection assembly that is away from an end portion of the rotating shaft; and the first connecting piece and the second connecting piece of the synchronous driving block are sleeved outside each rotating shaft (310-1, 310-2) and are disposed on two sides of the connecting piece on the drive sheet. two rotating shafts (310-1, 310-2), two connection assemblies corresponding to the two rotating shafts (310-1, 310-2), and one synchronous driving block, wherein the connection assembly comprises a slide rail block and a drive sheet, wherein the rotating shafts (310-1, 310-2) are each provided with a spiral groove (311-1, 311-2), and the spiral grooves (311-1, 311-2) on the two rotating shafts (310-1, 310-2) have opposite rotation directions; the slide rail block is provided with a boss protruding towards the drive sheet; the drive sheet is disposed between the slide rail block and the rotating shaft corresponding to the connection assembly, and is provided with a slanting groove adapted to enable the boss of the slide rail block to be inserted, and a connecting piece is disposed on the drive sheet; and the synchronous driving block is disposed between the two rotating shafts (310-1, 310-2) and comprises a positioning protrusion part (331-1, 331-2) adapted to be inserted into the spiral groove (311-1, 311-2) of each rotating shaft (310-1, 310-2), and a first connecting piece and a second connecting piece that are sequentially disposed in a first direction, the first direction being parallel to an axial direction of each rotating shaft (310-1, 310-2), characterized in that the connecting piece on the drive sheet is sleeved on the rotating shaft corresponding to the connection assembly on a side of the spiral groove of the rotating shaft corresponding to the connection assembly that is away from an end portion of the rotating shaft; and the first connecting piece and the second connecting piece of the synchronous driving block are sleeved outside each rotating shaft (310-1, 310-2) and are disposed on two sides of the connecting piece on the drive sheet.