Steel springboard welding machine with protection function

The utility model relates to a steel springboard welding machine with a protection function, which is characterized in that a cross rod is fixed between the left end and the right end of the inner side wall of a working box, a protection mechanism is arranged on the working box and the cross rod, a support frame is fixed at the top of the working box, a double-shaft linear module is fixed at the top of the support frame, and the double-shaft linear module is fixed at the bottom of the working box. A welding machine is fixed to the bottom of the double-shaft linear module, a filtering mechanism is arranged on the working box, the protection mechanism comprises a double-shaft motor fixed to the middle of the inner bottom wall of the working box, and a driving bevel gear is fixed to an output shaft of the double-shaft motor. According to the steel springboard welding machine with the protection function, the workbench is completely sealed through the protection mechanism 3, so that arc light and splashing genera