Light source of oled exposure machine

The invention belongs to the technical field of light sources of oled exposure machines, and particularly relates to a light source of an oled exposure machine, which comprises a UVLED lamp holder, four groups of sliding rods are inserted into the UVLED lamp holder, one end of each of the four groups of sliding rods is fixedly connected with a fly's-eye lens module, a plane mirror is arranged in front of the fly's-eye lens module, a spherical mirror is arranged obliquely above the plane mirror, the UVLED lamp holder comprises a lamp holder main body, and the lamp holder main body is fixedly connected with the UVLED lamp holder. A mounting groove is formed in the side, facing the fly eye lens module, of the lamp holder body, the mounting frame is fixedly mounted in the mounting groove, the parallel light lenses are fixedly mounted on the mounting frame, the four rectangular grooves are formed in the mounting groove at equal intervals, and the detachable blocks are mounted in the rectangular grooves. The magnet