| 摘要 |
FIELD: technological processes. ^ SUBSTANCE: invention is related to the field of cutting and may be used for cutting of boiler pipes. Guide rail unit comprises guide rail and carriage. Carriage comprises cutting device, which is functionally connected to it. Carriage is arranged with the possibility of displacement in guide rail. Besides guide rail has guiding surface. Carriage has at least one slider, surface shape of which is responsive to guiding surface of guide rail. Besides slider is arranged with the possibility of carriage direction along guide rail in the first position and strong connection of carriage with guide rail, preventing linear displacement into the second position. ^ EFFECT: provision of possibility for strong connection of cutting device at repaired pipes section. ^ 16 cl, 11 dwg |
