Fixed-length clamping tool for elastic connection ring of automobile drive axle housing sleeve

The invention relates to a fixed-length clamping tool for an elastic connection ring of an automobile drive axle housing sleeve. The fixed-length clamping tool for the elastic connection ring of the automobile drive axle housing sleeve comprises a power drive portion and a fixed-length clamping portion. The power drive portion comprises an installation platform, an air cylinder, an air cylinder installation seat, a locking nut, a rack connection rod, a gear shaft, a rack, a rack limiting key, a gear installation plate, a large gear, a pinion, a drive shaft, an air valve installation support and an air valve. The fixed-length clamping portion comprises a fixed-length clamping jaw, a chuck, a chuck fixing plate and a chuck support seat. The fixed-length clamping tool can replace a traditional manual beating operation manner, lowers the labor intensity of operators, saves production time and improves the production efficiency. The fixed-length clamping tool guarantees that the circumferential heights of the elas