A hook on a pulley for some sort of crane or something. Based on dimensions given in an old, undated book from Spain of technical drawing exercises.
Best posts made by Dave R
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Hook on a Pulley
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A Recent 3D Printing Project
This is a heel strap for a wheelchair to prevent the user's feet from sliding off the foot plate. It's designed to install easily with no tools required except scissors to trim the strap to length. The clips with snap on covers are 3D printed to fit off the shelf polyurethane toothed belting.
From the SketchUp model.
Partially assembled.
Temporarily installed on a chair. Ignore the dog hair.
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Vintage Look
Experimenting with creating a vintage illustration style for my SketchUp models. The flywheel is based on dimensioned drawings in a textbook from 1897.
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Another Machinist's Model of a Steam Engine.
This one is called Lady Stephanie. I don't know who the real Lady Stephanie was but if she was anything like this engine, I'm guessing she was kind of ornery and hard to please.
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RE: Another Machinist's Model of a Steam Engine.
After putting her aside I did another engine today. This is a a little crankless engine.
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"Watt" Micrometer
A model of what is probably the first micrometer ever made. It's dated England about 1776 and attributed to James Watt although evidence shows it likely wasn't made by him.
A larger version of this image is available here.All the screws are made and holes threaded. 28 component definitions, all solids.
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Steam Engine Machinist's Model
A machinist's model of a twin cylinder steam engine designed by Joseph Bernays in the 1870's. The original was displayed in Paris at the Universal Exposition of 1878.
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Schmid's Water-Powered Engine
Another in my series of machinist's models. This engine is powered by water, not steam. Water goes into the opening visible near the bottom of the engine and out on the far end. I believe the copper colored cylinder is just filled with air which gets compressed by the water and provides some pressure for exhausting the water.
For a scale reference, the flywheel on this model has a diameter of 159 mm.
Here's a grab of the illustration of the original full-size engine showing the valve arrangement
Latest posts made by Dave R
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RE: Modeling Simple Belt Around Pulleys
I do a lot of this kind of thing. I use TIG's Tangent Tools to aid in working out the tangents and instead of using circles for the bends in the belt I use the Arc tool between the tangent points.
Although this one is a round belt the idea is the same to create the Follow Me path.
A quick example.
-Circles represent the surface of the pulleys. Guide lines and points after using Common Tangents in Tangent Tools.
-Circles replaced with arcs between the guidepoints at the tangents.
-Edges drawing in to complete the loop.
-Offset to define the thickness of the belt.
-Belt extruded to final width. -
RE: ROUND CORNER
Round Corner and a number of other extensions from Fredo6 became paid extensions almost three years ago. See:
More Fredo6 plugins becoming paid extensions
After more than ten years of free distribution, some of my plugins will become paid extensions. Precisely, these are: RoundCorner JointPushPull Curviloft Fr...
sketchucation (community.sketchucation.com)
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RE: [Plugin] SectionCutFace
@charliemortenson55 said in [Plugin] SectionCutFace:
Hello!
I was hoping that this plugin might allow me to color the section fill within a certain group while leaving other section fill to the default style setting.
You could have a color/material In Model that is the same as your default fill color and then after creating the section cut face, edit the resulting group and with Hidden Geometry displayed. paint the faces you wish to have a different color or fill. I frequently use a section cut face with different materials applied to different faces and this works perfectly.
Alternatively you can use multiple section cuts through different objects and apply different materials to each section cut face.
This uses one section cut face and two different hatch pattern materials. Some faces with a different rotation and scale for the material, though.
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RE: Another Machinist's Model of a Steam Engine.
After putting her aside I did another engine today. This is a a little crankless engine.
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Another Machinist's Model of a Steam Engine.
This one is called Lady Stephanie. I don't know who the real Lady Stephanie was but if she was anything like this engine, I'm guessing she was kind of ornery and hard to please.
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RE: Details for scrapbook
It depends on what the details are and how you need to show them in LayOut. It might be easier to model them in SketchUp and create scenes to use for viewports in LayOut. After you've set up the viewports (making sure you do not modify the Camera properties) you could save as a scrapbook so those viewports are available to drag in to your CDs when needed. For 2D symbols and such, it would probably be better to draw those in LayOut as Scaled Drawings than to draw them in SketchUp. Make sure you group the elements of each symbol so they behave as a single object.
I would suggest that you make sure you keep your SketchUp detail model files as lightweight as possible. When you add one of those viewports from the Scrapbook to your CD you are adding the SketchUp file as a reference which can bloat your LayOut file and possibly cause performance issues depending on your hardware. You can see that if you add one of the supplied 3D arrow objects from the Scrapbook.
Another option that may help with file management is to create details in SketchUp and then after rendering the viewports in LayOut as Vector or Hybrid, exploding them so they become LayOut drawing objects instead of SketchUp viewports. This would reduce their overhead in your CDs because they no longer carry the entire SketchUp model.
Different options depending on what you need exactly.
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RE: Cut through roof
Explode the vertical face, use Edit>Cut to cut it to the clipboard, open the roof group for editing, hit Edit>Paste in place. Then select all, use Intersect Faces>With Selection and erase the unwanted stuff.
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RE: Cut through roof
No need for a plugin. Just select all of the geometry, right click on it, choose Intersect Faces>With Selection and then erase the part you want to keep.
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RE: Components do not save
@danna why is your MyComponents folder in the Downloads folder?
What's wrong with using the default location for components?