An apparatus for spraying a spray material by ultrasonic vibration is provided. Provided is an ultrasonic spray apparatus capable of maintaining a constant temperature of an ultrasonic vibration generating section even in an environment where the ultrasonic vibration generating section is exposed to a high temperature by cooling the peripheral temperature of the ultrasonic vibration generating section. The ultrasonic atomizing apparatus includes an ultrasonic vibration generating unit for generating an ultrasonic wave and atomizing the ejecting material and an ejecting flow path through which the ejecting material moves along a central axis passing through the center of the ultrasonic vibration generating unit , A nozzle part which receives a supply of the injection material from one side end of the injection flow path and includes a nozzle tip for injecting the injection material at the other side end of the injection flow path, and a plurality of A housing having a heat exchange chamber, and a heat exchanging portion that surrounds the ultrasonic vibration generating portion and includes a separation wall that partitions the plurality of heat exchange chambers, and that cools the heat generated from the ultrasonic vibration generating portion, The heat exchange chamber is located in the vicinity of the ultrasonic vibration generating part inside the housing and includes a heat generating chamber including a heat generating space and a cooling space surrounding the heat generating chamber and separated by a heat exchanging part in contact with the heat generating chamber And a cooling chamber.超音波振動で噴射材を噴霧する装置が提供される。超音波振動発生部の周辺温度を冷却して、超音波振動発生部が高温に露出する環境でも、超音波振動発生部の温度を一定に維持することができる超音波噴霧装置を提供する。超音波噴霧装置は、超音波を発生し、噴射材を霧化させる超音波振動発生部と、超音波振動発生部の中心を貫通する中心軸に沿って噴射材が移動する噴射流路を含み、噴射流路の一側端から噴射材の供給を受け、噴射流路の他側端には噴射材を噴射するノズルチップを含むノズル部と、超音波振動発生部を囲み、内部に複数の熱交換室を有するハウジングと、超音波振動発生部を囲み、複数の熱交換室を区分する分離壁を含み、超音波振動発生部から発生した熱を冷却する熱交換部とを含み、複数の熱交換室は、ハウジングの内部で超音波振動発生部の周辺に位置し、発熱空間を含む発熱室と、発熱室を囲み、発熱室と
