DEVICE FOR ELECTRON-BEAM WELDING Russian patent published in 1995 - IPC

FIELD: welding metals. SUBSTANCE: device has shield 1 which consists of two shields 2 and 3 interconnected through small bases 4, beam guide 5 having two-step passage comprising passages 6 and 7 which are provided with outer conical surfaces 8 and 9, chamber 10 with openings 11 and 12, two nuts 13, chambers 14 with openings 15, beam guide 16, gears 17, gears 18 and gears 19 mounted on the shaft of motor 20, two cylindrical guides 21, electron-beam gun 22, fastening members 23, cover 24, casing 25, end switch 26, parts 27 and 28 to be welded, and movable table 29. In welding, the device continuously vibrates in the vertical plane above the welding bath. The device provides vertical movement without changing a distance between the welding gun and surface of the parts to be welded. EFFECT: expanded functional capabilities. 2 cl, 1 dwg, 2 tbl