DEVICE FOR PROCESSING THE INNER SURFACE OF A LONG PIPE AND THE INSTALLATION CONTAINING IT Russian patent published in 2023 - IPC B08B9/00 B23B5/08 

FIELD: processing of metal.

SUBSTANCE: group of inventions relates to the processing of metal products, in particular, to devices for processing the inner surface of a long pipe and can be used for grooving by cutting. The device contains a guide support on which the console is placed. A headstock is fixed at the front end of the console, which is configured to accommodate a spindle axis rigidly fixed to the headstock. A roller support is rigidly fixed to the spindle axis and a machining tool holder is rotatably mounted. A tailstock is attached to the rear end of the console and is configured to receive force for longitudinal movement of the console. A pipe on which a roller block is mounted is rigidly fixed to the tailstock. The roller support at the front end of the console contains at least three spring-loaded guide rollers. The roller block at the rear end of the console contains at least three rollers, at least two of which are configured to adjust their initial position.

EFFECT: ensuring the high precision and cleanliness of processing of the internal surface of a long pipe.

10 cl, 10 dwg