Engine connecting rod swell-breaking device

The utility model discloses an engine connecting rod swell-breaking device. The engine connecting rod swell-breaking device comprises a machine frame, wherein a base plate is installed on the upper portion of the machine frame, a swell-breaking table which is driven by a power device and used for swell breakage of an upper slip and a lower slip of a connecting rod is installed on one side of the base plate in the length direction, a connecting rod swell-breaking positioning table corresponding to the swell-breaking table is also installed on the base plate, a tightening device which corresponds to the swell-breaking table and can slide in the length direction of the base plate are installed on the other side of the base plate in the length direction, a bolt on a portion to be well-broken is loosened through the tightening device, and the swell-breaking table is pushed by a push-pull cylinder to move so as to achieve swell breakage. According to the engine connecting rod swell-breaking device, a connecting rod with an oblique notch can be swell-broken, a connecting rod with a straight notch can also be swell-broken, and the universality is high; a dust blowing device is also installed on the machine frame, in this way, waste residues generated after well-breakage can be recovered, and secondary pollution is prevented.