Photoelectric switch installation chute

A photoelectric switch installation sliding groove comprises a photoelectric assembly, a first connecting shaft, a moving rod, a frame connecting rod, a connecting rod, a sliding block, a sliding rail, an installation frame, a connecting plate, a first rotary knob and a first screw rod. The photoelectric assembly comprises a photoelectric switch and a mounting bracket; the photoelectric switch isarranged on the mounting bracket; two ends of the first connecting shaft are respectively connected with the mounting bracket and the side link; the first connecting shaft is rotationally arranged onthe moving rod; the moving rod is arranged on the sliding block; the sliding block is arranged on the sliding rail in a sliding manner; the sliding rail is arranged on the mounting frame; one end, faraway from the first connecting shaft, of each side-by-side frame connecting rod is rotationally connected with the connecting rod; the moving rod, the side link and the connecting rod form a parallelogram mechanism; the first