Integrated universal CPCI guide rail

The invention discloses an integrated universal CPCI guide rail, which is composed of a left guide rail plate, a right guide rail plate, a left rear guide rail plate and a right rear guide rail plate, wherein the left guide rail plate and the right guide rail plate are symmetrically fixed at the front part of a case, and mounted with a plurality of standard 160 mm CPCI board cards in cooperation; the left rear guide rail plate and the right rear guide rail plate are symmetrically fixed at the rear part of the case, and mounted with a plurality of standard 80 mm CPCI board cards in cooperation; the left guide rail plate, the right guide rail plate, the left rear guide rail plate and the right rear guide rail plate are fixedly connected with an upper cover and a lower cover of the case through bolts; the left guide rail plate and the right guide rail plate are connected with a CPCI bus backboard through bolts. The left guide rail plate, the right guide rail plate, the left rear guide rail plate and the right rear guide rail plate are respectively integrated components made of aluminum alloy materials and finished by a cutting and milling method, and the appearance structures conform to the standard CPCI specification. The integrated universal CPCI guide rail, disclosed by the invention, has the advantages of high strength, good anti-vibration and impact resistance, simple structure, convenient processing and installation and applicable to all standard CPCI board cards.