Additive Manufacturing with Ultrasound

Additive manufacturing methods are briefly reviewed. Proposals are outlined for the use of ultrasound in fused deposition modeling (FDM) and selective laser melting (SLM). Approaches to ultrasonic additive manufacturing (UAM) are discussed.     

Optimizing the Parameters of Ultrasonic Surface Plastic Deformation by a Free Steel Indenter

Russian Engineering Research - The influence of ultrasonic surface plastic deformation on the surface roughness and hardness is considered. The influence of the force applied to the deforming...     

Improving Rivet Performance by Ultrasonic Shock Treatment

Russian Engineering Research - The reliability of rivets is improved if the residual compressive stress is uniformly distributed over the joint thickness, with simultaneous decrease in the riveting...     

Improvement in Ultrasound Liquid Machining by Activating Cavitational Clusters

Russian Engineering Research - In the erosion-free zone that appears during high-amplitude ultrasound treatment, the useful work is mainly performed by cavitational clusters. In the absence of...     

Ultrasonic Assembly of Press-Fit Joints

The behavior of press-fit joints under the action of ultrasound is studied. The influence of ultrasound and the tightness of the joint on the quality of assembly is considered.     

Surface Modification by Combined Thermochemical and Ultrasound Treatment

The combination of thermochemical and ultrasound treatment is considered. A system is proposed for such combined surface-layer treatment of steel and aluminum-alloy manufacturing components.     

Assembly of Threaded Joints in the Presence of Shear Ultrasound

Russian Engineering Research - The parameters affecting the reliability of threaded joints are analyzed. The most significant is the tightening force. Existing methods of improving the assembly and...     

Cavitation in Liquid Rotation

Russian Engineering Research - In liquid rotation during ultrasound treatment, pressure due to the centrifugal force increases the total force on the cavitational bubbles, thereby increasing the...