Easy-to-adjust material guide roller for triangular welding strip based on series welding machine

The invention discloses an easy-to-adjust material guide roller for a triangular welding strip based on a series welding machine, and relates to the technical field of photovoltaic module production. The easy-to-adjust material guide roller comprises an air swelling shaft, a plurality of first material guide wheels, a transverse moving frame and a sliding base, a plurality of limiting grooves are annularly formed in the inner sides of the first material guide wheels, a material guide groove is formed in the middle of the circumferential side surface of each first material guide wheel, the cross section of each material guide groove is of a triangular structure, straight grooves are formed in the two sides in each material guide groove, a plurality of positioning edges are fixed to the circumferential side surface of the air swelling shaft, and the multiple positioning edges and a plurality of key bars on the air swelling shaft are distributed at intervals. According to the easy-to-adjust material guide roller