CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products []
Cesky English Deutsch
 Visitors: 5608 

CAD tip CAD tip # 11761:

Question CAD 
 %  platform  category 
Q - question

Parametric constraints between 3D objects in AutoCAD.

A - answer AutoCAD does not officially support geometric 3D constraints, but parametric constraints can be used also for 3D objects.

Just create the constraint between 2D objects first and then add the new 3D object(s) to the same block (or group) as the original constrained object. An example of constrained 3D objects created by editing the original 2D blocks using EXTRUDE (and DELOBJ=0) in the sample drawing with bricks of a toy set - Merkur2.dwg:

100% *  CAD 
16.1.2018    1534×  
Comments   Tell a friend
applies to: AutoCAD ·

See also:
Tip 11896:How to drive dyn.block parameters or constraints from Excel?
Tip 11497:Automatic grouping of drawing objects.
Tip 11354:Animate dyn.block parameters and dim.constraints in AutoCAD DWGs.
Tip 8846:Parametric triangles - isosceles, right-angled, equilateral
Tip 7824:Using constraints for simulations of mechanisms in AutoCAD.

Back   All CAD Tips All CAD tips&tricks

How to convert border lines (rails) to a surface? « | » How to change blocks properties ex-post: annotative, allow exploding, scale uniformly

Have we helped you? If you want to support the CAD Forum web service, consider buying one of our CAD applications, or our custom software development offerings, or donating via PayPal (see above). You may also add a link to your web - like this "fan" link: CAD Forum - tips, utilities, blocks for Autodesk products
CAD:    OS:    Categ: 
Text:  FAQ glossary   

Extend your AutoCAD LT productivity with our popular add-on
CADstudio LT Extension More info

Please use these tips at your own risk.
CAD Studio (Xanadu) is not responsible for possible problems that may occur as a result of using any of these tips.