The utility model belongs to the technical field of the welding machine, a net welding set removes dust is disclosed. Its main technical characteristics does: including the straightening mechanism that places operation platform in, silk braid pipe, threading frame, welding mechanism, the horizontal hair mechanism of bending pushes away. Be provided with to the side of holding the silk dish in the month and keep off a silk curb plate, be fixed with through the fixed pin activity below keeping off the silk curb plate and keep off a silk hypoplastron, keep off and be provided with a spring between silk hypoplastron and the fender silk curb plate be provided with two lower bonding tools on holding an operation platform of dish below both sides in the month, form the wobbling swing passageway that supplies fender silk hypoplastron between two lower bonding tools, be provided with two lower air cylinders that have the holding down plate on the operation platform in two lower bonding tip seats outsides, two holding down plate opposite flanks paste is holding a dish side in the month, last bonding tool be located the holding down plate below. Push down the horizontal hair through the holding down plate, indulge silk and horizontal hair contact and welding position and be close the outside of holding a groove in the month, the horizontal hair with indulge silk contact position accuracy, welding quality height.