FIELD: machine part restoration, namely restoration methods suitable for using in aircraft engines, machine engineering and other branches of technology for restoring rubbing surfaces of cylindrical parts.
SUBSTANCE: method comprises steps of mounting on surface of part prepared for restoration before surfacing, blank of additive material in the form of band; using band with thickness 0.1 - 5.0 mm and mounting it at gap no more than 0.2 mm; performing multi-layer surfacing of additive material in vacuum by means of scanning electron beam; mechanically working part after surfacing each layer of additive material.
EFFECT: simplified process of surfacing material, elimination of residual stresses and deformations in article.
11 cl, 2 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF REPAIRING GAS TURBINE ENGINE BLADE LABYRINTH SEAL KNIFE EDGES | 2007 |
|
RU2354523C1 |
| METHOD FOR REPAIRING THE COMBS OF LABYRINTH SEALS OF DISKS OF A GAS TURBINE ENGINE | 2022 |
|
RU2786555C1 |
| TURBINE MACHINE VANE REPAIRING METHOD | 2006 |
|
RU2316418C1 |
| GAS TURBINE ENGINE PART WITH THE THIN-WALLED ELEMENT RESTORATION METHOD | 2017 |
|
RU2676937C1 |
| TURBO MACHINE LABYRINTH SEAL REPAIR | 2010 |
|
RU2432244C1 |
| METHOD FOR REPAIRING COMBS OF LABYRINTH SEALS OF TURBOMACHINE BLADES | 2006 |
|
RU2317182C1 |
| METHOD OF TURBOMACHINE BLADES REPAIR AND DEVICE FOR ITS IMPLEMENTATION | 2006 |
|
RU2330750C2 |
| COMPOSITION WELDING WIRE | 2012 |
|
RU2613006C2 |
| REPAIR OF SHAFTS | 2013 |
|
RU2537418C2 |
| HARD-FACING OF POWER PLANT BLADES | 2013 |
|
RU2545877C2 |
