The caliper assembly line is an automated production line designed for disc brake caliper assembly operations. It can realize the assembly of front and rear disc brakes of the car, and it is applicable to the multi-functional assembly line of front and rear disc brakes of various models. The production line combines the foreign design concept and adopts advanced software control system, which significantly improves the performance of the equipment and reduces the downtime. Flexible operation and wide application range. The automatic assembly and detection of the caliper part, the automatic assembly and detection of the bracket part, the assembly of the brake assembly, and the assembly process of the different types of calipers of the user can be realized under the cooperation of a plurality of active workstations, and the shortest production time of a single piece is less than 18 seconds.