| 摘要 |
For machine dressing or grinding the end face of an engine cylinder liner particularly a heavy liner of the kind used in marine diesel engines, without removing the liner from its cylinder, a machine tool comprises a base (9) which is locatable in the bore of the liner adjacent the face (7) to be dressed, a beam (16) disposed laterally of the base and rotatable about the upright axis of the base, a cutting tool and or grinding means (29) carried by the beam and presentable to the liner end face while the beam is rotated thereby to dress it by a turning operation and or grinding. |
