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Divide Curves

stepalibre

Alibre Super User
I attached a file that has a few techniques I use to position geometry along a path. Plane along a sketch is usefully for moving a plane on a curve called offset_plane in my example.
1716184565326.png
 

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DavidJ

Administrator
Staff member
GIOV - how about this (exaggerated to make it clear) ?

Feature along path with orentiation.jpg

It was slightly tedious, but is possible. The result has some issues

OR what addition/enhancement would allow this to fit your needs?

Maybe a 'fixed orientation' option in the pattern along path tool?

OR would an enhancement to the insert point along line tool, so one instance could place multiple points along the line work better for you? You can already use that to place points, but it has to be done for each point individually.

Would 3D points, or 2D nodes (in sketch) be more useful?

I make no promises, but a clear definition of what is needed would be a good starting point. An addition or enhancement to an existing tool might be easier than creating something entirely new.
 

GIOV

Alibre Super User
GIOV - how about this (exaggerated to make it clear) ?
1.-Hi DavidJ,
1.1.-Yes, you are in the right direction.
OR what addition/enhancement would allow this to fit your needs?
1.2.-I think an orientation of the profile to the path. Perpendicular, vertical or horizontal and at a certain angle. Not an easy thing to do, by the way, but will save a lot of time.
Maybe a 'fixed orientation' option in the pattern along path tool?
1.3.-Yes, you are right.
OR would an enhancement to the insert point along line tool, so one instance could place multiple points along the line work better for you? You can already use that to place points, but it has to be done for each point individually.
1.4.-Yes, for an Part workspace Sketch 2D or 3D Sketch will be very useful and also in Sketch Drawing Workspace very useful put the point in the curve path equidistant each other applying divide path.
Would 3D points, or 2D nodes (in sketch) be more useful?
1.5.-That is a big question, because may be is able to be complemented with 3D points of Stephan script. Both will be great too.
The advantage of a point is that it can be transferred by a project to sketch, i.e. to have the definition of a section with its points and then project it to make the parts of the frames and in this way to have a unique matrix to avoid inaccuracies.
I will take some more time to give you a better answer.
1716227459565.png
I make no promises, but a clear definition of what is needed would be a good starting point. An addition or enhancement to an existing tool might be easier than creating something entirely new.
1.6.-Yes, I understand.
I think star for the enhancement is the right direction and after go to the new Workspace part 2d & 3D and Drawing Sketch feature.
2.-Also, thanks stepalibre for your colaboration.
 

DavidJ

Administrator
Staff member
GIOV - your last post jumps about rather, can you condense that down to one or two clear requests?
 

DavidJ

Administrator
Staff member
A 'fixed orientation' option would simply repeat the seed feature in the same orientation - just translate it along the path for patterning, no twisting to follow the path direction like the current tool does. Anything more complex would seem overkill.

I have no idea if this is achievable or not.
 

GIOV

Alibre Super User
GIOV - your last post jumps about rather, can you condense that down to one or two clear requests?
Hi David,
Ok:
1.-Enhancement of the feature path (Feature patterning on the path): 'fixed orientation'
2.-Feature 2D and 3D Sketch in Part workspace and Drawing Workspace: Divide curve by nodes or points keeping its equidistance if the curve is modified by tool Equation Editor.
Thanks in advance.
 

stepalibre

Alibre Super User
It's possible with reference geo to maintain a fixed orientation. Another need is a parametric curve tool and it's related to number 2.
 

NateLiquidGravity

Alibre Super User
Does this work for you? You can insert a plane at any percent of a sketch. Then create a sketch on that new plane and Sketch>Insert>Point on the node provided where that plane intersected the sketch.
 

stepalibre

Alibre Super User
Does this work for you? You can insert a plane at any percent of a sketch. Then create a sketch on that new plane and Sketch>Insert>Point on the node provided where that plane intersected the sketch.
Plane along a sketch is used in my example and is how I get a normal axis on a curve @ a point/node. Adding a similar feature to reference points that are equal distance along the sketch would be great.
 

Stu3d

Senior Member
Does this work for you? You can insert a plane at any percent of a sketch. Then create a sketch on that new plane and Sketch>Insert>Point on the node provided where that plane intersected the sketch.
I experimented with this yesterday as a solution to the above.
When I ticked the Multiple Planes box I expected each plane to be tangent to the line or curve it was located at but instead the first plane was tangent and the others were all the same orientation as the first which surprised me.
Screenshot 2024-05-21 081635.png
 

stepalibre

Alibre Super User
I experimented with this yesterday as a solution to the above.
When I ticked the Multiple Planes box I expected each plane to be tangent to the line or curve it was located at but instead the first plane was tangent and the others were all the same orientation as the first which surprised me.
View attachment 41734
Every plane creation method allow you to tick multiple planes as an additional option. I think that's an oversight or a bug in the UI for Along a Sketch planes unless that's the intended behavior. I expected the planes to be along the sketch as you did.
 
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