Tin brushing device for manufacturing circuit board

The invention relates to the field of circuit board tin brushing, and discloses a tin brushing device for circuit board manufacturing, which comprises a transmission table, the inner side of the transmission table is rotatably connected with two transmission rollers through a rotating shaft, the outer side walls of the two transmission rollers are jointly in transmission connection with a transmission belt, and the right side of the front surface of the transmission table is fixedly connected with a motor I; the front end of a center shaft of the conveying roller located on the right side of the conveying table is fixedly connected with the rear end of an output shaft of the first motor, a tin brushing mechanism is fixedly connected to the upper surface of the conveying table, and an air drying mechanism is connected to the position, located on the right side of the tin brushing mechanism, of the upper surface of the conveying table. The conveying table, the conveying rollers, the conveying belt and the first