The invention provides a mattress surrounding edge machine sewing head adjusting device, which belongs to the mechanical technology field, and solves the problems of per swinging accuracy and lifting instability existing in current mattress surrounding edge machine sewing head adjusting devices. The mattress surrounding edge machine sewing head adjusting device comprises a base and a sewing head;a movable seat board is disposed on the base; a elevating system is disposed between the movable seat board and the base for lifting the movable seat board; an adjusting plate with an arced guiding through hole is fixed on the movable seat board; a connection seat is disposed on one side of the adjusting plate; the sewing head is fixed on the connection seat; and a swing mechanism is disposed between the movable seat board and the connection seat fro pushing the connection seat to slide along the guiding through hole. The invention achieves the advantages of reasonable design, swinging accuracy, elevating stability and high practicability.