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Three-dimensional molecular dynamics simulation of nanostructure for reciprocating nanomachining process
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10.1116/1.3110027
/content/avs/journal/jvstb/27/3/10.1116/1.3110027
http://aip.metastore.ingenta.com/content/avs/journal/jvstb/27/3/10.1116/1.3110027

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Models of MD simulations for the nanomachinging process: (a) (100) orientation and (b) (111) orientation; light arrows show the tracks of the tool movement, and dark arrows denote the emission of dislocations on the surface of the workpiece.

Image of FIG. 2.
FIG. 2.

(Color online) cross-section views of the workpiece during nanometric cutting at orientation (100): (a) 20 ps, (b) 170 ps, (c) 180 ps, and (d) 220 ps; yellow arrows denote the propagation in the workpiece and the colors of atoms are shown according to its energy.

Image of FIG. 3.
FIG. 3.

(Color online) cross-section views for orientation (100) and cross-section views for orientation (111) of the workpiece during nanometric cutting at orientation (100): [(a) and (d)] 100 ps, [(b) and (d)] 180 ps, and [(c) and (e)] 220 ps; the colors of atoms are shown according to its energy.

Image of FIG. 4.
FIG. 4.

(Color online) Primary cutting force and reciprocating cutting force under different offset distances of the tool.

Image of FIG. 5.
FIG. 5.

(Color online) Sizes of the workpiece at 35-17- and the offset distance of : (a) the variation of the cutting force and normal; (b) the ratio of the normal force to cutting force under different cutting depths.

Image of FIG. 6.
FIG. 6.

Variation of the cutting force with different workpiece sizes at cutting depth of : (a) first cutting force and (b) the difference of the first cutting force and the reciprocating cutting force with offset distance of .

Image of FIG. 7.
FIG. 7.

(Color online) Average shear stress of the subsurface for cutting depth of : (a) (100) workpiece with sizes at 20-17- and (b) (111) workpiece sizes at 35-17-.

Image of FIG. 8.
FIG. 8.

(Color online) Radial distribution function of the subsurface of the workpiece after the reciprocating cutting process: (a) (111) plane and (b) (100) plane.

Tables

Generic image for table
TABLE I.

Workspace and simulation parameters.

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/content/avs/journal/jvstb/27/3/10.1116/1.3110027
2009-05-27
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Three-dimensional molecular dynamics simulation of nanostructure for reciprocating nanomachining process
http://aip.metastore.ingenta.com/content/avs/journal/jvstb/27/3/10.1116/1.3110027
10.1116/1.3110027
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