Download Basic Jewelry Modeling In Rhino PDF

TitleBasic Jewelry Modeling In Rhino
LanguageEnglish
File Size764.7 KB
Total Pages65
Document Text Contents
Page 1

Basic Jewelry Modeling
in Rhinoceros®

Page 2

B A S I C J E W E L R Y M O D E L I N G I N R H I N O C E R O S

Copyright © 2005 Robert McNeel & Associates. ii

Copyright © 2005 Robert McNeel & Associates. All rights reserved.

Rhinoceros is a registered trademark of Robert McNeel & Associates.

Revised 22 March 2005.

Tutorials provided by:

Alex Antich, TechJewel

Giuseppe Massoni, Massoni Design

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B A S I C J E W E L R Y M O D E L I N G I N R H I N O C E R O S

Copyright © 2005 Robert McNeel & Associates. 32

9 At the End of line prompt, click directly
above the first point.



To create the first arc

1 On the Curve menu, click Arc, and then click Start, End, Direction.

2 At the Start of arc prompt, use the End object snap to start the arc at the
upper end of the line you just created.

3 At the End of arc prompt, move your mouse pointer two grid points to the right
and click.

4 At the Direction at start prompt, click a
point directly above the first point.



To mirror the arc and the line segment

1 Select the arc and the vertical line segment you just created.

2 On the Transform menu, click Mirror.

3 At the Start of mirror… prompt, snap to the reference point.

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B A S I C J E W E L R Y M O D E L I N G I N R H I N O C E R O S

Copyright © 2005 Robert McNeel & Associates. 33

4 At the End of mirror plane… prompt,
click directly above the first point.



To finish the cross-section curve

1 On the Curve menu, click Arc, and then click Start, End, Point.

2 At the Start of arc prompt, use the End object snap to start the arc at the end
of one of the side arcs.

3 At the End of arc prompt, use the End object snap to end the arc at the end of
the other arc.

4 At the Point on arc prompt, click a point
2 mm up from the reference point.

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B A S I C J E W E L R Y M O D E L I N G I N R H I N O C E R O S

Copyright © 2005 Robert McNeel & Associates. 64

Making a Solid to Cut the Opening in the Top Surface
The next step is to make an extruded surface to cut out part of the outside of the ring.

To extrude the curve

1 Set the current layer to Layer 01, and
turn the Default layer off.

2 Select the curve that defines the interior
shape.

3 On the Solid menu, click Extrude Planar
Curve, and then click Straight.

4 At the Extrusion Distance … prompt,
click the BothSides option.

Set the options as follows:

BothSides=Yes
Cap=Yes
Mode=Straight
DeleteInput=No



5 At the Extrusion Distance … prompt, in
the Top viewport, adjust the thickness
until it is slightly smaller than the height
of the stones, and click.

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B A S I C J E W E L R Y M O D E L I N G I N R H I N O C E R O S

Copyright © 2005 Robert McNeel & Associates. 65

Cut the Opening in the Top Surface
We will finish the ring by removing the extruded solid from the ring using a Boolean
operation.

To hollow out the ring

1 Select the ring extrusion.

2 On the Solid menu, click Difference.



3 At the Select second set of surfaces or
polysurfaces … prompt, select the
extruded solid you just created.

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