Search results
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Title
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DUCTILE MACHINING OF CRYSTALLINE MATERIALS WITH VARIABLE RAKE SINGLE POINT DIAMOND MACHINING
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Author
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Griffin, Adam
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Date Created
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2019
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Subjects--Topical
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Mechanical engineering, Materials science
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Description
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The effect of a variable rake machining process such as Fast Tool Servo (FTS) on optical IR crystalline materials isn’t well understood and can be difficult to test. This thesis proposes and develops the concept of using a 'starburst' cut geometry...
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Title
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DYNAMICS SENSITIVITY STUDY OF STOCK CAR SHIFTER COMPONENTS
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Author
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DesRocher, Samuel
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Date Created
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2016
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Subjects--Topical
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Mechanical engineering, Automobiles--Design and construction
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Description
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Previous experience in race situations has shown that components in the shifter section of the stock car drivetrain are subject to failure. As the engine operates in a specific rotational speed band throughout a race event due to gearing rules, th...
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Title
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Design for Metrology of Freeform Optics
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Author
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Venditti, Kristen
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Date Created
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2020
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Subjects--Topical
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Mechanical engineering, Optics, Engineering
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Description
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Freeform optics offer significant advantages over the conventional aspheric optics, but pose new challenges in metrology and manufacturing. The spatial frequencies of an optical surface that must be measured have changed due to the progression of ...
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Title
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Dynamic Illumination Systems using Freeform Optics
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Author
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shadalou, shohreh
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Date Created
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2022
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Subjects--Topical
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Optics
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Description
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Illumination systems that can create light patterns of varying sizes or shapes with high efficiency and uniformity are advantageous for a range of applications, including lighting, augmented/virtual reality, laser-based manufacturing, medicine/der...
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Title
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PRECISION POLISHING DYNAMICS: THE INFLUENCE OF PROCESS VIBRATIONS ON POLISHING RESULTS
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Author
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Mainuddin, Mohammad
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Date Created
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2014
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Subjects--Topical
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Mechanical engineering
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Description
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The optical pitch polishing process has been used over 300 years to obtain high quality optical surface finish with little subsurface damage. A pitch tool consists of a metal platen coated with a layer of polishing pitch whereby pitch is a highly ...
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Title
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Period-n Bifurcations in Milling
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Author
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Honeycutt, Andrew
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Date Created
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2018
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Subjects--Topical
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Mechanical engineering
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Description
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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...
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Title
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SEMI-ANALYTICAL MODEL FOR THIN PLATE DYNAMICS
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Author
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Menezes, Joyson
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Date Created
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2016
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Subjects--Topical
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Mechanical engineering, Aerospace engineering
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Description
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Productivity when milling thin, monolithic components is often limited by regenerative chatter. The vibrations are partially controlled by the use of stability lobe diagrams, which enable the selection of spindle speed/axial depth combinations to ...
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Title
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Sub-scale Machining of Large Components
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Author
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Anderson, Paul
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Date Created
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2015
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Subjects--Topical
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Mechanical engineering
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Description
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This research examines the feasibility of machining components with precise tolerances using machines smaller than the completed part. This can conceptually be achieved in two ways. 1.) move a part around a machine, machining a portion of the part...
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Title
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Variable extended depth of field imaging using freeform optics
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Author
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Moein, Sara
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Date Created
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2022
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Subjects--Topical
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Optics
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Description
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Recent advancements in design, manufacturing, and metrology have enabled broader use of freeform components for high-performing optical systems. Freeform optics, which lack rotational symmetry, provide additional design freedoms that can enable co...
