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Forum: AutoCAD 3D Modelling & Rendering

Solid and surface modelling, UCS, cameras, lighting, materials, rendering and animation. Share your woes or experience here.

  1. Poll Sticky Thread Sticky: Poll: 3D FAQ

    Please read this first, yes it is long :lol: . I need to fix the formating :oops: AutoCAD 2000 3D FAQ This FAQ answers the following questions: Q1: How do I speed up 3D redraws in...

    Started by Mr T‎, 4th Oct 2004 05:07 pm
    • Replies: 8
    • Views: 38,588
    18th Jan 2012 07:47 am Go to last post
  2. Sticky Thread Sticky: Guidelines for Posting New Threads - *PLEASE READ BEFORE POSTING*

    Posted below are some simple guidelines to follow when creating a new thread here in the 3D section. Before posting a new thread, take a few minutes and use the forum's "Search" function....

    Started by Cad64‎, 8th Jan 2009 03:32 am
    • Replies: 0
    • Views: 19,053
    8th Jan 2009 03:32 am Go to last post
  1. 2D wireframe problem while extruding

    While extruding a polyline the 3d model surface area is al wired. i want it to be .clean with only end lines but not solid or hidden. I'm using autoCAD

    Started by eEmesh‎, 16th Jan 2018 01:31 pm
    2 Pages
    1 2
    • Replies: 12
    • Views: 136
    Yesterday 01:22 pm Go to last post
  2. Difference in Materials applied ByLayer

    Maybe I am missing something. My ByLayer assigned Materials are all showing as black in AutoCAD 2018, they were created in AutoCAD 2011 and show correctly in AutoCAD 2011. I can individually...

    Started by SLW210‎, 8th Jan 2018 06:40 pm
    • Replies: 5
    • Views: 281
    9th Jan 2018 08:18 pm Go to last post
  3. Problem drawing a wooden cart wheel

    Although I have used Autocad. 2d for a few years I am new to 3D. I am trying to draw the cart wheel shown in the color photo but I cannot draw the spoke properly. I have attached a drawing of the...

    Started by Simmy030‎, 1st Jan 2018 05:52 pm
    • Replies: 5
    • Views: 297
    2nd Jan 2018 06:48 pm Go to last post
  4. Explode a REGION or BODY into line work

    I know I am very lacking when it comes to 3DSOLIDs. Can either a region or body be converted into 3D lines ? I'm seeing some old VB stuff but it doesn't look too good Thanks! -David

    Started by David Bethel‎, 21st Dec 2017 02:40 pm
    • Replies: 7
    • Views: 436
    22nd Dec 2017 11:18 am Go to last post
  5. Need help on how to model this shape

    H]I consider myself pretty decent at modeling but this shape has me at a loss. I feel like I was on the right track but can't complete the shape. Please see the image in the link below. ...

    Started by guitarguy1685‎, 16th Dec 2017 05:21 pm
    • Replies: 6
    • Views: 389
    16th Dec 2017 11:20 pm Go to last post
  6. Need help with insane lag and dark renders

    I'm on the same system since 2012(no need to upgrade since it runs most things fine), 8mb ram, i7 2600, ssd, HD6950 and ACAD 2013. Even on a laptop, basic 3d renders (nothing complicated, just a...

    Started by neuri‎, 14th Dec 2017 02:28 am
    • Replies: 1
    • Views: 279
    15th Dec 2017 03:10 pm Go to last post
  7. Rendering

    When I try to render an image of my 3D drawing, the material shows up correctly but the text on the drawing doesn't show up. I would appreciate some help. Thanks.

    Started by einnatz‎, 2nd Dec 2017 05:18 pm
    2 Pages
    1 2
    • Replies: 11
    • Views: 568
    4th Dec 2017 08:07 pm Go to last post
  8. How to Create an Oil Ring in AutoCAD?

    How do you create an oil ring (please see below image) in AutoCAD?

    Started by basty‎, 22nd Nov 2017 07:17 pm
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 1,158
    29th Nov 2017 11:30 am Go to last post
  9. Idea Sweeping

    Can i sweep 2D object on 2 elipses(paths) so that smaller sides shrink proportionally. Need to make supporter for monitor. Thank You!

    Started by Vrethdar‎, 27th Nov 2017 11:31 am
    • Replies: 1
    • Views: 184
    27th Nov 2017 12:36 pm Go to last post
  10. Loft-ing a constant shape

    How to loft two or one profile with guide lines with this rules: -Loft will follow 4 guide lines, one guide conect left side of one profile to the left side etc. with one guide per side. -Guide...

    Started by nasoox‎, 21st Nov 2017 02:31 pm
    2 Pages
    1 2
    • Replies: 10
    • Views: 687
    26th Nov 2017 01:02 pm Go to last post
  11. Problem with designing the front of a truck

    Hello! I am having some trouble modeling the front of this truck. The curvature is wacky to me and I have no idea where to begin on designing this. I have begun on the general outlines and...

    Started by FoxC‎, 5th Nov 2017 12:16 am
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,092
    25th Nov 2017 05:16 pm Go to last post
  12. Unhappy 3D Sweep help!

    Hi, When using the sweep command on handrail profile, is there a way of stopping the sweep from twisting the profile out of shape? i have attached an image showing what i get. I know there is a...

    Started by Greendamo‎, 13th Nov 2017 11:31 am
    • Replies: 8
    • Views: 513
    16th Nov 2017 05:28 pm Go to last post
  13. add 2d annotation to a 3d model

    Hi Im planning to create the geometry in SketchUp and add annotation in Autocad. So exporting dwg from SketchUp and opening it in Autocad 2017 I have this dilemma I want to share with you. I...

    Started by samifox‎, 15th Nov 2017 08:22 am
    • Replies: 6
    • Views: 314
    15th Nov 2017 01:07 pm Go to last post
  14. Unfold surfaces

    Hi! Is anyone who could help me to unfold surfaces from a drawing that I have made. I want to make a RC boat. Thank you in advance!

    Started by Nick36‎, 11th Nov 2017 06:58 pm
    2 Pages
    1 2
    • Replies: 10
    • Views: 651
    14th Nov 2017 11:39 am Go to last post
  15. AutoCAD project

    I have a small project on AutoCAD 2016. I was instructed to draw 3D model of Sydney Opera House. Can you suggest me some tips and tricks how to complete it? Espessially it is hard to model the...

    Started by alexey‎, 11th Nov 2017 11:05 pm
    3d model, autocad, draw, project, sydney
    • Replies: 4
    • Views: 429
    13th Nov 2017 02:38 am Go to last post
  16. Question How I can make 3d pipe according to these drawings?

    Hello everyone, I can make simple 3d objects but I don't know how to make 3d pipe as showing in this drawing. Simple 3d pipe is simple by making a circle and sweep it around the Poly line, but if...

    Started by Saqib_theleo‎, 5th Nov 2017 07:45 am
    2 Pages
    1 2
    • Replies: 11
    • Views: 688
    6th Nov 2017 11:31 am Go to last post
  17. Issues Rotating Object in 3D

    I've been at this for some time but for some reason my CAD is acting up on me today and making me feel stupid. I model up a shape in top view. I then to get right side view to rotate the object...

    Started by bacreman‎, 30th Oct 2017 07:37 pm
    • Replies: 3
    • Views: 654
    31st Oct 2017 03:38 pm Go to last post
  18. topography / survey points

    is it possible to create a surface quickly in Autocad using 3d survey points on a DWG? The way I did it was 3dpolylines and then lofting the surfaces. Quite time consuming. Hoping for a faster way.

    Started by qball‎, 9th Oct 2010 12:06 am
    4 Pages
    1 2 3 ... 4
    • Replies: 34
    • Views: 18,236
    30th Oct 2017 09:22 am Go to last post
  19. Unhappy 3D Spiral (Helix) on path !!!

    hi guys, I need help, how can I make the spiral follow a path to make something like this : please help me :(

    Started by chokri‎, 24th Oct 2017 08:31 am
    • Replies: 5
    • Views: 691
    29th Oct 2017 02:48 pm Go to last post
  20. Rotating Lines using the 3d Rotate tool?

    Hello! I have two lines of a cross section that, because of the way they were designed, were imported in between the top/front view (as seen in my first screenshot). I need these lines to be...

    Started by dstarkwa‎, 25th Oct 2017 09:34 pm
    • Replies: 5
    • Views: 785
    26th Oct 2017 06:38 pm Go to last post
  21. Sweep/Extrude Will Not Work With Stairs

    I have laid out the attached 3D model which will have a handrail follow it's profile. In spite of all my efforts, I cannot seem to get the handrail section to sweep or extrude along the 3DPolyine I...

    Started by Bill Tillman‎, 19th Oct 2017 08:34 pm
    2 Pages
    1 2
    • Replies: 11
    • Views: 890
    24th Oct 2017 11:53 am Go to last post
  22. Need Advice on This Rendering

    They tell me I'm good at rendering but I know that there are artists on this forum who could beat me hands down with a #2 pencil and the back of a napkin. So any seasoned advice on how I could...

    Started by Bill Tillman‎, 23rd Oct 2017 03:49 pm
    • Replies: 1
    • Views: 361
    23rd Oct 2017 04:12 pm Go to last post
  23. 2D rollout of cylinder

    Ok... so I have a cylinder surface that I want to be able to "cut one side and lay it out flat". Imagine take a beer can, cut down one side, remove the top and bottom circles and flatten the OD so...

    Started by neondeon298‎, 21st Oct 2017 08:56 pm
    • Replies: 8
    • Views: 650
    22nd Oct 2017 10:59 am Go to last post
  24. 3d solids to blocks

    Hi, How can I simplifying 3D drawings by replacing repeating 3D solids with blocks? Thank you in advance for answers. James

    Started by JamesBorubar‎, 7th Oct 2017 08:36 pm
    4 Pages
    1 2 3 ... 4
    • Replies: 33
    • Views: 3,627
    16th Oct 2017 04:44 pm Go to last post
  25. Question importing excel spreadsheet x,y,z points into the spline function

    i'm trying to learn how to import x,y,z points in excel into a spline function in order to not have to manually type the individual x,y,z point for 100's of x,y,z points in excel. i have been unable...

    Started by gjeffrey‎, 13th Oct 2017 07:04 pm
    • Replies: 4
    • Views: 718
    16th Oct 2017 03:51 am Go to last post

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