The utility model discloses an ultrasonic wave hot melt welding equipment, which comprises a frame, ultrasonic wave subassembly and heating element in the frame, heating element's bottom with the ultrasonic wave subassembly is connected, heating element's a top and a drive the transmission rigid coupling that heating element removed, be equipped with on the base of the bottom of frame be used forsensing the induction system of product space and be used for with the spacing stop device of product who senses. The utility model discloses mainly embody: adopt using coordinately of ultrasonic wavesubassembly and heating element, whole nos dead angle, the heating evenly, the fusion penetration is effectual, has effectively solved and has heated the easy deformations problems who does not causethoroughly among the present heating methods, can effectively promote product finish and plumpness, heating element and ultrasonic wave are fashioned to use coordinately, has guaranteed effectively that the product pulling force is sufficient, avoids yin lali and appears less than easily producing cracked circumstances, the wire drawing is not had in the ultrasonic wave shaping, has effectively avoided product wire drawing phenomenon.