Abstract

The paper is devoted to investigation of electron beam oscillation parameters influence on the geometry of deposited layers of items by means of electron beam metal wire deposition method. The results of sawtooth, zigzag, sinusoidal and elliptical oscillations application in frequency range of 12.5 … 100 Hz are described. It is established that using of a sawtooth oscillation facilitates liquid metal flow to the weld pool tail and leads to formation of the narrowest and highest deposited layers. Stabilization of all explored deposited layers geometric parameters is occurred at electron beam oscillation with the frequency of 50 Hz and higher. It was also established that the oscillation amplitude rise leads to increasing of deposited layer dimensions due to redistribution of electron beam energy.

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