Circuit board loading jig

The utility model relates to the technical field of processing equipment, in particular to a circuit board loading jig which comprises a box body and a bearing plate fixedly arranged above the box body, a box door is arranged on the side face of the box body, and the box door is movably installed on the box body. The bearing plate further comprises a frame, a hollowed-out area defined by the frame and clamping plates which are installed on the frame in a sliding mode and divide the hollowed-out area, linear guide sliding grooves are formed in the two sides of the interior of the frame, and the clamping plates slide on the frame in the length direction of the linear guide sliding grooves. The hollowed-out area is divided into a first hollowed-out area and a second hollowed-out area by the clamping plate, and the clamping plate is detachably installed on the linear guide sliding groove. According to the utility model, the fallen material falling from the loading jig can be recovered, the pollution to the workin