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A MACHINING STABILITY MODEL WITH PROCESS DAMPING FOR HARD-TO-MACHINE MATERIALS
Title
A MACHINING STABILITY MODEL WITH PROCESS DAMPING FOR HARD-TO-MACHINE MATERIALS
Author
Tyler, Christopher
Date Created
2015
Subjects--Topical
Mechanical engineering
Description
A substantial fraction of current machining research is directed towards increased productivity. A fundamental limitation is unstable vibration, or chatter, during cutting. Stability lobe diagrams, which relate the allowable chip width to spindle ...
Areal gear metrology with modified flanks
Title
Areal gear metrology with modified flanks
Author
Ni, Kang
Date Created
2017
Subjects--Topical
Mechanical engineering
Description
Gears are critical mechanical components in power transmission systems, used across a board spectrum of industries such as automobile, aerospace and renewable energy. Given the advancement of design and manufacture of gears in the past decades, th...
Characterization of the Dynamic Performance of Machine Spindles
Title
Characterization of the Dynamic Performance of Machine Spindles
Author
Ganguly, Vasishta
Date Created
2014
Subjects--Topical
Mechanical engineering
Description
Machine spindle dynamics and (axis of rotation) error motions may vary as a function of spindle speed due to gyroscopic effects, changes in bearing preload, centrifugal forces, and thermals effects. It is necessary to characterize these changes in...
In Situ Fringe Projection Profilometry for Laser Powder Bed Fusion Process
Title
In Situ Fringe Projection Profilometry for Laser Powder Bed Fusion Process
Author
Zhang, Bin
Date Created
2017
Subjects--Topical
Mechanical engineering, Optics, Engineering
Description
Additive manufacturing (AM) offers an industrial solution to produce parts with complex geometries and internal structures that conventional manufacturing techniques cannot produce. However, current metal additive process, particularly the laser p...
Period-n Bifurcations in Milling
Title
Period-n Bifurcations in Milling
Author
Honeycutt, Andrew
Date Created
2018
Subjects--Topical
Mechanical engineering
Description
Period-n bifurcations in milling operations are studied in this dissertation. Period-n bifurcations represent a special type of unstable dynamic behavior because they have a response period that is an integer multiple (n) of the forcing period. Th...
The fundamental application of decision analysis to manufacturing.
Title
The fundamental application of decision analysis to manufacturing.
Author
Karandikar, Jaydeep
Date Created
2013
Subjects--Topical
Mechanical engineering, Industrial engineering
Description
Machining models are available to predict nearly every aspect of machining processes. In milling, for example, models are available to relate stability, part accuracy (from forced vibrations during stable machining), and tool wear to the selected ...
Time Domain Simulation with Applications in Compliant Workpiece Milling
Title
Time Domain Simulation with Applications in Compliant Workpiece Milling
Author
Rubeo, Mark
Date Created
2016
Subjects--Topical
Mechanical engineering
Description
High performance application fields, such as the defense, power, and aerospace industries, benefit from the enhanced product quality and reduced cost associated with machining thin-walled, metallic structures over traditional fabrication and assem...