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by un1corn
Mon Sep 16, 2019 1:36 pm
Forum: Assembly
Topic: A2Plus part placement
Replies: 20
Views: 2559

Re: A2Plus part placement

Is this what you are trying to do?
The constraint icons shown in the tree should help.
Click back of shaft, CTRL then front of disk, click on the constraint illuminated on bar, same with pin/pegs click on diameter CTRL plus hole diameter then select illuminated constraint icon.
by un1corn
Tue Sep 10, 2019 11:29 am
Forum: Users Showcase
Topic: S&S steam engine
Replies: 7
Views: 3546

Re: S&S steam engine

In a way I suppose it could be remotely related to Wankel engine, I admit I had not thought about it those terms.
by un1corn
Mon Sep 09, 2019 7:25 am
Forum: Users Showcase
Topic: S&S steam engine
Replies: 7
Views: 3546

Re: S&S steam engine

Hi emills2. This particular model I generated a little over a year ago in FC V0.16, the greater majority of the parts were drawn in Part Design WB with the use of Part WB for Helix, cubes and cylinders, all assembled using A2. Assembly strategies vary with the model at the time, sometimes starting f...
by un1corn
Fri Sep 06, 2019 12:52 pm
Forum: Users Showcase
Topic: 4 cylinder steam engine
Replies: 18
Views: 8826

Re: 4 cylinder steam engine

Hi All. I would be happy to share my files , this one however is to large to include here.
The plans for this model can be found at http://www.vapeuretmodelesavapeur.com/telechargements4/
Hope this is of some help.
by un1corn
Fri Sep 06, 2019 10:34 am
Forum: Users Showcase
Topic: 4 cylinder steam engine
Replies: 18
Views: 8826

Re: 4 cylinder steam engine

Hi Guys. I am more than happy to share my files, regrettably again this file is too large to include at 2,165 Kb. I will try at a later date to whittle it down to include here.
You can download the plans for this model from here if it helps:- http://www.vapeuretmodelesavapeur.com/telechargements4/
by un1corn
Mon Sep 02, 2019 9:33 am
Forum: Users Showcase
Topic: S&S steam engine
Replies: 7
Views: 3546

S&S steam engine

Simpson and Shipton short stroke steam engine Ca 1845.
Uses horizontal rotating piston.
More info here:- https://www.pollymodelengineering.co.uk ... Engine.asp
by un1corn
Sun Aug 25, 2019 1:44 pm
Forum: Users Showcase
Topic: 4 cylinder steam engine
Replies: 18
Views: 8826

Re: 4 cylinder steam engine

As well as agreeing with Herbk comments, this is how the model is presented in the plans.
by un1corn
Wed Aug 21, 2019 7:42 am
Forum: Help on using FreeCAD
Topic: Strange shape
Replies: 6
Views: 400

Re: Strange shape

Thanks for all your comments, if not closed I would have expected a broken face error, redrawing the sketch cured the problem, it is that I couldn't see the error.
by un1corn
Tue Aug 20, 2019 3:05 pm
Forum: Help on using FreeCAD
Topic: How to create outer thread BSP
Replies: 6
Views: 701

Re: How to create outer thread BSP

Further to your post, attached file of joined tubes and screenshot of helix thread form if the helix is made longer than required it can be positioned to give actual length needed. I have left the thread form visible FYI. Again unfortunately the complete file is to large to include here. When comple...
by un1corn
Tue Aug 20, 2019 10:24 am
Forum: Help on using FreeCAD
Topic: How to create outer thread BSP
Replies: 6
Views: 701

Re: How to create outer thread BSP

Sorry forgot to include here it is

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