Figure 4 b shows that in both cases, with the increased feed speed, the residual compressive stress during C-FGG exhibited a rising trend, while TUVA-FGG showed a trend of first increasing and then decreasing.
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Tangential Ultrasonic-Vibration Assisted Forming Grinding Gear: An Experimental Study.
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The sentences
Therefore, both normal and tangential grinding forces exhibited a decreasing trend in tangential ultrasonic vibration-assisted forming grinding.
Under the action of ultrasonic vibration, the reciprocating ironing effect of abrasive grains on the surface resulted in an increasing trend of residual stress. 3.4.