# Modeling Questions

**URL:** https://discourse.shapr3d.com/c/workshop/troubleshooting/5.md?page=252

[Latest](https://discourse.shapr3d.com/latest.md) · [Categories](https://discourse.shapr3d.com/categories.md) · [Tags](https://discourse.shapr3d.com/tags.md)

**Page:** 253

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## [Bug Report, fail to reactivating pro edition :- (](https://discourse.shapr3d.com/t/bug-report-fail-to-reactivating-pro-edition/4257)

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**Author:** [@minlo](https://discourse.shapr3d.com/u/minlo)\
**Replies:** 7\
**Last updated:** [March 8, 2019, 2:19pm UTC](https://discourse.shapr3d.com/t/bug-report-fail-to-reactivating-pro-edition/4257 "2019-03-08T14:19:46Z")

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Thanks for giving us students a chance to use the Pro version for free, it’s so nice! But after we updated Shapr 3D this noon, our student version become invalid… I click the button “恢复购买”, it says “恢复购买成功” ，but I still …

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## [Loft Function: Spiral Face to solid](https://discourse.shapr3d.com/t/loft-function-spiral-face-to-solid/4248)

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**Author:** [@Kartje](https://discourse.shapr3d.com/u/Kartje)\
**Replies:** 2\
**Last updated:** [March 7, 2019, 5:42pm UTC](https://discourse.shapr3d.com/t/loft-function-spiral-face-to-solid/4248 "2019-03-07T17:42:38Z")

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What might be the best way to merge the “open” circle to this solid face? Loft function doesn’t do this… or do we need to resize reposition???

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## [Looking for 3D Printer Recommendations](https://discourse.shapr3d.com/t/looking-for-3d-printer-recommendations/4212)

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**Author:** [@B-Botron](https://discourse.shapr3d.com/u/B-Botron)\
**Replies:** 8\
**Last updated:** [March 6, 2019, 10:16pm UTC](https://discourse.shapr3d.com/t/looking-for-3d-printer-recommendations/4212 "2019-03-06T22:16:11Z")

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Hi all. I’m a beginner modeler looking for a good pro-grade 3D printer for personal/business use, so wanted to ask for recommendations from the Shapr3D community. The three companies I hear the best things about are Prus…

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## [How can i sketch a line that runs along the edge of a different sketch?](https://discourse.shapr3d.com/t/how-can-i-sketch-a-line-that-runs-along-the-edge-of-a-different-sketch/3891)

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**Author:** [@Larry](https://discourse.shapr3d.com/u/Larry)\
**Replies:** 4\
**Last updated:** [March 6, 2019, 8:55am UTC](https://discourse.shapr3d.com/t/how-can-i-sketch-a-line-that-runs-along-the-edge-of-a-different-sketch/3891 "2019-03-06T08:55:40Z")

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even when i hide the existing sketch, it reappears when i try to draw the line. it seems to be vagely similar to this issue: How to start a new sketch from the corner of a body but that does not have a reply.

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## [Extrude sketch with multiple lines](https://discourse.shapr3d.com/t/extrude-sketch-with-multiple-lines/4231)

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**Author:** [@Larry](https://discourse.shapr3d.com/u/Larry)\
**Replies:** 3\
**Last updated:** [March 6, 2019, 2:41am UTC](https://discourse.shapr3d.com/t/extrude-sketch-with-multiple-lines/4231 "2019-03-06T02:41:20Z")

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i’m trying to extrude two forms from the same sketch but when i pull the first shape, the part of the sketch adjacent to that becomes un-selectable. alternatively, i tried to select and pull both, and then push a section…

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## [How to import my work from rhinoceros6](https://discourse.shapr3d.com/t/how-to-import-my-work-from-rhinoceros6/4236)

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**Author:** [@Kardbundit](https://discourse.shapr3d.com/u/Kardbundit)\
**Replies:** 2\
**Last updated:** [March 5, 2019, 6:28pm UTC](https://discourse.shapr3d.com/t/how-to-import-my-work-from-rhinoceros6/4236 "2019-03-05T18:28:35Z")

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How to import my work from rhinoceros6 I have try in many another file type but it’s doesn’t work! I don’t know how to export 3d rhino file type for open in shapr3d Thank you

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## [Cylinder coping](https://discourse.shapr3d.com/t/cylinder-coping/4224)

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**Author:** [@Artironco](https://discourse.shapr3d.com/u/Artironco)\
**Replies:** 8\
**Last updated:** [March 5, 2019, 1:56pm UTC](https://discourse.shapr3d.com/t/cylinder-coping/4224 "2019-03-05T13:56:14Z")

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I’m attempting to add one cylinder to another cylinder at 90 degrees. After watching several videos I am still uncertain on how to accomplish this. I’ve tried drawing the second cylinder and using the translate options b…

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## [Separating Iges or step imports](https://discourse.shapr3d.com/t/separating-iges-or-step-imports/4215)

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**Author:** [@Peachy1991](https://discourse.shapr3d.com/u/Peachy1991)\
**Replies:** 0\
**Last updated:** [March 3, 2019, 1:29am UTC](https://discourse.shapr3d.com/t/separating-iges-or-step-imports/4215 "2019-03-03T01:29:18Z")

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Hey! I’m working on a model and have imported parts of it from GrabCAD. The problem is that I can’t cut or separate parts of the model. It has faces that can be selected individually. Is there a way to separate them from…

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## [Double tapping with fingers causing undo](https://discourse.shapr3d.com/t/double-tapping-with-fingers-causing-undo/4208)

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**Author:** [@PitaB](https://discourse.shapr3d.com/u/PitaB)\
**Replies:** 4\
**Last updated:** [March 2, 2019, 2:14pm UTC](https://discourse.shapr3d.com/t/double-tapping-with-fingers-causing-undo/4208 "2019-03-02T14:14:15Z")

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Hi, I’m using version 3.8.1(4776) and have a bit of a problem. If I draw something simple such as a square, then extrude it into a body all is well. However… If I then use the pencil to tap on a face of the extruded …

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## [Can I export Shapr3D files to Rhino](https://discourse.shapr3d.com/t/can-i-export-shapr3d-files-to-rhino/3440)

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**Author:** [@Archeossian](https://discourse.shapr3d.com/u/Archeossian)\
**Replies:** 5\
**Last updated:** [February 28, 2019, 9:23am UTC](https://discourse.shapr3d.com/t/can-i-export-shapr3d-files-to-rhino/3440 "2019-02-28T09:23:05Z")

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I started designing a few pieces of furniture that are going to go into sample making… my guy is asking me to export them into Rhino or auto cad DXF or a DWG Is that possible. Thank u!

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## [Create engraving on inside side of a ring](https://discourse.shapr3d.com/t/create-engraving-on-inside-side-of-a-ring/4186)

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**Author:** [@kirylch](https://discourse.shapr3d.com/u/kirylch)\
**Replies:** 3\
**Last updated:** [February 28, 2019, 9:19am UTC](https://discourse.shapr3d.com/t/create-engraving-on-inside-side-of-a-ring/4186 "2019-02-28T09:19:47Z")

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Hello. How can i create engraving on inside side of a ring? Thanks

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## [Create a hole for a nut?](https://discourse.shapr3d.com/t/create-a-hole-for-a-nut/4175)

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**Author:** [@ulven](https://discourse.shapr3d.com/u/ulven)\
**Replies:** 2\
**Last updated:** [February 27, 2019, 11:26am UTC](https://discourse.shapr3d.com/t/create-a-hole-for-a-nut/4175 "2019-02-27T11:26:13Z")

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Hi, how is the easiest way to make a 6-edge hole for a nut? I want the nut to be stuck in the print. how do i do that?

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## [Split a drawing?](https://discourse.shapr3d.com/t/split-a-drawing/4176)

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**Author:** [@ulven](https://discourse.shapr3d.com/u/ulven)\
**Replies:** 3\
**Last updated:** [February 26, 2019, 7:20pm UTC](https://discourse.shapr3d.com/t/split-a-drawing/4176 "2019-02-26T19:20:46Z")

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I made two parts on one drawing, how can i split them in two for printing one by one?

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## [Curve Degree and curve export question](https://discourse.shapr3d.com/t/curve-degree-and-curve-export-question/4137)

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**Author:** [@velo](https://discourse.shapr3d.com/u/velo)\
**Replies:** 2\
**Last updated:** [February 24, 2019, 4:09pm UTC](https://discourse.shapr3d.com/t/curve-degree-and-curve-export-question/4137 "2019-02-24T16:09:53Z")

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Hi My name is Lukasz and I’ve been surface modeller for over 10 years. I’ve installed Shapr3D today as I was looking for some on the go solution for designing curves and shapes. At the moment I have about 2h on the clo…

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## [Problem with a grid - begginer](https://discourse.shapr3d.com/t/problem-with-a-grid-begginer/4149)

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**Author:** [@tomo360](https://discourse.shapr3d.com/u/tomo360)\
**Replies:** 3\
**Last updated:** [February 24, 2019, 12:16am UTC](https://discourse.shapr3d.com/t/problem-with-a-grid-begginer/4149 "2019-02-24T00:16:41Z")

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Hi, I’m new to 3D design, so please be understanding, but I do not know where I’m making a mistake. I set the object on the grid to make it easier to draw internal objects. Unfortunately, from time to time, the entire ob…

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## [Conic Spiral](https://discourse.shapr3d.com/t/conic-spiral/4145)

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**Author:** [@shembach](https://discourse.shapr3d.com/u/shembach)\
**Replies:** 2\
**Last updated:** [February 23, 2019, 8:34pm UTC](https://discourse.shapr3d.com/t/conic-spiral/4145 "2019-02-23T20:34:07Z")

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Hi all, I’m trying to create a spiral/spring in a conic shape. I created a non-conic spiral with the revolve tool, but sadly am not able to make it conic. I’d like to have a spring that sits tightly around a cone, there…

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## [Import issue and rotating axis?](https://discourse.shapr3d.com/t/import-issue-and-rotating-axis/4139)

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**Author:** [@noxxsound](https://discourse.shapr3d.com/u/noxxsound)\
**Replies:** 3\
**Last updated:** [February 23, 2019, 9:12am UTC](https://discourse.shapr3d.com/t/import-issue-and-rotating-axis/4139 "2019-02-23T09:12:46Z")

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Hello, I have a pro account and i’m trying to import .step files into my model. It’s from my google Drive account but all .stp / .step and so on are grayed. I can’t seem to be able to import those files. I tried severa…

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## [Is Anyone Here a Pump Designer/Specialist?](https://discourse.shapr3d.com/t/is-anyone-here-a-pump-designer-specialist/4129)

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**Author:** [@GeraldVowles](https://discourse.shapr3d.com/u/GeraldVowles)\
**Replies:** 1\
**Last updated:** [February 22, 2019, 8:11pm UTC](https://discourse.shapr3d.com/t/is-anyone-here-a-pump-designer-specialist/4129 "2019-02-22T20:11:58Z")

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Question for Members, I’m a non-pump guy needing to design an external gear pump with one drive gear and two (or more) idler gears so that I can pump two (or more) streams with the same pump. The key point, however, is …

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## [On Converting Files](https://discourse.shapr3d.com/t/on-converting-files/4143)

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**Author:** [@tommyn](https://discourse.shapr3d.com/u/tommyn)\
**Replies:** 0\
**Last updated:** [February 22, 2019, 5:08pm UTC](https://discourse.shapr3d.com/t/on-converting-files/4143 "2019-02-22T17:08:11Z")

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https://www.cadmeshanalytics.com This site may be useful. Should/is Shapr there? Best, Tommy

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## [Top view - upside down](https://discourse.shapr3d.com/t/top-view-upside-down/4112)

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**Author:** [@Youngkwon](https://discourse.shapr3d.com/u/Youngkwon)\
**Replies:** 10\
**Last updated:** [February 21, 2019, 12:41pm UTC](https://discourse.shapr3d.com/t/top-view-upside-down/4112 "2019-02-21T12:41:11Z")

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When I have top view, the cube is upside down. How can I fix?

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## [Delete source objects when creating extrude](https://discourse.shapr3d.com/t/delete-source-objects-when-creating-extrude/4096)

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**Author:** [@Archanut](https://discourse.shapr3d.com/u/Archanut)\
**Replies:** 4\
**Last updated:** [February 20, 2019, 4:44pm UTC](https://discourse.shapr3d.com/t/delete-source-objects-when-creating-extrude/4096 "2019-02-20T16:44:43Z")

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Is there an option for deleting source objects when creating an extrude.

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## [How can I create this part?](https://discourse.shapr3d.com/t/how-can-i-create-this-part/4093)

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**Author:** [@Gregory](https://discourse.shapr3d.com/u/Gregory)\
**Replies:** 1\
**Last updated:** [February 19, 2019, 11:11am UTC](https://discourse.shapr3d.com/t/how-can-i-create-this-part/4093 "2019-02-19T11:11:51Z")

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Hello, I am trying to create this part but don’t know how to proceed. It’s a watch crown. Thanks very much for your help. Gregory

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## [Turbo housing](https://discourse.shapr3d.com/t/turbo-housing/4088)

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**Author:** [@Spawn](https://discourse.shapr3d.com/u/Spawn)\
**Replies:** 1\
**Last updated:** [February 18, 2019, 3:50pm UTC](https://discourse.shapr3d.com/t/turbo-housing/4088 "2019-02-18T15:50:24Z")

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Hi everyone, I am trying to create a turbo housing (exterior shell). I started by creating a section for the snail shell using a method for a spring but when you try to scale one end of the spiral the shape flattens off …

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## [Onboarding](https://discourse.shapr3d.com/t/onboarding/4084)

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**Author:** [@laurapenndesign](https://discourse.shapr3d.com/u/laurapenndesign)\
**Replies:** 2\
**Last updated:** [February 18, 2019, 7:31am UTC](https://discourse.shapr3d.com/t/onboarding/4084 "2019-02-18T07:31:21Z")

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Has anyone else had an issue with the onboarding tutorial starting every single time you open the app? I would likely use the app more frequently, but I find it so frustrating to have to go through the tutorial.

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## [Make pipes fit into another pipe?](https://discourse.shapr3d.com/t/make-pipes-fit-into-another-pipe/4079)

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**Author:** [@ulven](https://discourse.shapr3d.com/u/ulven)\
**Replies:** 1\
**Last updated:** [February 17, 2019, 3:22pm UTC](https://discourse.shapr3d.com/t/make-pipes-fit-into-another-pipe/4079 "2019-02-17T15:22:42Z")

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Hi, i found out how to sweep and make pipes, inner radius is 3mm, how can i make these two pipes fit into eachother? i want a 3mm overlapping I would love to see a video in how to do this :slight\_smile: I am trying t…

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## [Adding group doesn’t work anymore](https://discourse.shapr3d.com/t/adding-group-doesn-t-work-anymore/4038)

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**Author:** [@Annap](https://discourse.shapr3d.com/u/Annap)\
**Replies:** 7\
**Last updated:** [February 16, 2019, 7:34pm UTC](https://discourse.shapr3d.com/t/adding-group-doesn-t-work-anymore/4038 "2019-02-16T19:34:54Z")

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Hello, After the last update the add group button doesn’t work properly. Quite annoying … is there anything you can do?

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## [Cnc plasma table](https://discourse.shapr3d.com/t/cnc-plasma-table/4057)

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**Author:** [@AZguy](https://discourse.shapr3d.com/u/AZguy)\
**Replies:** 2\
**Last updated:** [February 16, 2019, 5:35pm UTC](https://discourse.shapr3d.com/t/cnc-plasma-table/4057 "2019-02-16T17:35:42Z")

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I’ve been using and loving Shapr3D for all of my 3D modeling for 3D printing. I also have a cnc plasma table in my shop that uses Mach 3 to run. The software in there now is sheet cam and doesn’t feel intuitive at all.…

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## [Feature request: SubD](https://discourse.shapr3d.com/t/feature-request-subd/4075)

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**Author:** [@Marco](https://discourse.shapr3d.com/u/Marco)\
**Replies:** 0\
**Last updated:** [February 16, 2019, 12:05am UTC](https://discourse.shapr3d.com/t/feature-request-subd/4075 "2019-02-16T00:05:52Z")

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I think this would be really huge. Probably I’m just dreaming, but you already managed to port Parasolid on iOS, why not? http://graphics.pixar.com/opensubdiv/docs/intro.html

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## [Import of Polymesh solids from Rhino in Parasolid or STEP files](https://discourse.shapr3d.com/t/import-of-polymesh-solids-from-rhino-in-parasolid-or-step-files/3963)

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**Author:** [@Nick.lyons22](https://discourse.shapr3d.com/u/Nick.lyons22)\
**Replies:** 7\
**Last updated:** [February 15, 2019, 11:22pm UTC](https://discourse.shapr3d.com/t/import-of-polymesh-solids-from-rhino-in-parasolid-or-step-files/3963 "2019-02-15T23:22:55Z")

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Hi, Im trying to import a solid into Shapr3d in STEP or Parasolid formats. I can import the solid successfully however i cannot subtract from the solid or do any boolean operations in shapr3d. The workflow is as follow…

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## [Cross-section views](https://discourse.shapr3d.com/t/cross-section-views/905)

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**Author:** [@Mostin](https://discourse.shapr3d.com/u/Mostin)\
**Replies:** 9\
**Last updated:** [February 12, 2019, 1:54pm UTC](https://discourse.shapr3d.com/t/cross-section-views/905 "2019-02-12T13:54:31Z")

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hi ive just subscribed for the year today - app looks really powerful so far - forgive me if this thread already exists - some searches yielded nothing. So the question is - do you offer: 1. any cross-section views 2. ca…

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