The utility model discloses an automatic temperature control system of VPX framework blade server, fan dish, a plurality of temperature sensor on but the backplate of communicating is connected in theplug respectively, the fan that fan dish is connected including a fan control board of being connected with the communication backplate and at least one and fan control board, the module of generating heat includes CPU, memory, south bridge, north bridge, and CPU corresponds CPU control by temperature change unit, the memory corresponds memory control by temperature change unit, the correspondingsouth bridge control by temperature change unit of south bridge, the corresponding north bridge control by temperature change unit of north bridge, and CPU wind channel, memory wind channel, south bridge wind channel, north bridge wind channel are incomplete independent each other in each control by temperature change unit. The utility model discloses an optimization to the inside automatic temperature control system of VPX framework blade server for the inside key module of generating heat of server obtains key monitoring and control, thereby ensures effectively that the server stabilizes work for a long time.