SU Project for Beginners

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In the last part of drawing the base, I made a component of the entire assembly and I placed it along with the individual components on a layer called Base Assembly. I neglected to mention or show that I edited each component to put its geometry on that layer as well.

To do that, I opened, in turn, each component for editing. I triple clicked on the component to select all of its geometry. Then, in the Entity Info box, I changed the Layer to Base Assembly. It only needs to be done for one instance of each component. all the other instances get the same treatment automatically.
 
Dave

Yet again I'm late to the feast...... Super tutorial and makes me realise just how crude my SU efforts are (Note to self: must try harder). Keep up the good work!

Scrit
 
Dave

Not so much a tutorial for beginners but how to do it the "easy way". It shows how long winded I have been doing things, possibly to used to autocad.

You can imagine how long it took me to draw up that rolling table :roll: :roll: nearly as long as it took to make.

Keep up the good work

Les
 
Dave, sorry I missed how to mirror something using the scale tool. Do you click on the component, select scale tool and then type -1 in VCB ?
Or do you have to make a copy with cntl move first ?
Cheers
John
 
1) Select the object
2) Activate the Scale tool
3) Drag one of the selection points to scale about its opposite point, use the <control> key at the same time to scale about the centre.
4) Either move until the VCD says -1, or move a bit in the right direction then type -1.
 
Thank you all. I'll keep plugging away at it as time permits.

John, Nick gave you the right info. Make sure to grab the appropriate handle. In all cases in my demo I grabbed a handle in the middle of one of the faces. Push the handle toward the middle of the component. Then let go of the mouse button and type -1. If you hold the Ctrl key, the mirroring will occur about the centre point of the component. I always do this because the component then resides in the same space as before scaling.
 
Impressive stuff Dave and very clearly conveyed, thanks for putting in the time; loads of screen shots and posting them to forum does take ages
 
On the off chance that I'm not being a bore, here's the next chapter in the construction of our armoire.

There is little new in this section so hopefully it'll move a bit faster.

We begin by drawing the bottom of the case. I figured out the desired reveal on the front and sides and set construction lines as guides right on top of the base assembly. Then I drew a rectangle. If you were so inclined you could measure for the required size of the bottom and simply type the diimensions after you start drawing the rectangle. I tend to work as I would in the shop by fitting subsequent parts to the existing ones.

After drawing the rectangle, P/P to give it thickness. At this point the bottom is drawn to the full dimension of the case. then I made the bottom a component.

CaseAssembly0.jpg


To make it easier to work, I turned off the Base Assembly layer to hide the base. I unchecked the box for the layer in the Layer window.

CaseAssembly2.jpg


I decided to draw the right side panel next. I started on the bottom of the bottom panel and drew a skinny rectangle.

CaseAssembly3.jpg


I set a construction line to the desired height of the case just to give me a height to snap to. This was set as a height above the floor. If I'd known the desired height from the bottom of the case to the top, I could have simply started the P/P and typed the distance.

I made the side panel a component, copied it, mirrored the copy and set it into place on the opposite side. When using the move tool, think about where you need to grab the "movee" and where it needs to go. In this case, I grabbed the panel at a lower outside corner and moved it to correspond with a lower outside corner on the bottom panel.

CaseAssembly4.jpg


I also copied, mirrored and moved the bottom panel to the top.



CaseAssembly5.jpg


The next view shows the lower right front corner of the case. You'll notice that the two boards overlap each other at this point. My initial plan was to do dovetails to join the case pieces. Except for the wood that gets cut away for dovetails, the boards meet this way so why not start them out there? As you'll see I chose not to use dovetails here. I'm saving them for a drawer. I do think this is a good way to start the case assembly anyway. We'll still need the boards in the same positions for the joinery we will do. Besides, we autmatically get some useful guidelines from the piece we aren't editing when we draw the joinery.

At this point I have selected the bottom panel for editing.

CaseAssembly7.jpg


I've drawn in some construction lines to show where I want to cut the bottom panel. In reality, I could use the inferencing engine in SU to guide me along because I'm working off intersections and midpoints. I didn't do that because I couldn't show it in the screenshots the way they're made. If you want to see how the inferencing works I would highly recommend looking at the demo videos on the sketchup.com site.

So I drew the lines for the cut. Push/Pull takes care of the waste.

CaseAssembly8.jpg


I repeat that for the opposite end of the board and the bottom and top are completed. Since the top is an instance of the bottom component and the top was mirrored, not only is the joinery cut on the top panel, it is cut on the proper side of the board.

CaseAssembly9.jpg


I did the same thing for the top and bottom on a side panel.

CaseAssembly10.jpg


And all four corners of the case are done.

CaseAssembly11.jpg


Next we'll add the dadoes for the dust panels and add the panels.
 
This should be short.

After completing the exterior parts of the case I added the dados for the dust panels. I laid out the locations using construction lines. Then, while editing the side panel component I traced along the construction lines and pushed in the faces to create the dados. Since the side panel is a component, I only need to do this on one side panel.

CaseAssembly13.jpg


I then clicked outside of the component to deselect it. With the rectangle tool I drew in the bottom face of the dust panel. It requires zooming in to be able to locate the proper corners to snap to.

CaseAssembly14.jpg


Push/Pull makes the thickness. Then the rebate is traced on the front edge of the panel and Push/Pull is used to remove the waste. The panel is made into a component. The next step is to copy the dust panel to make the rest of them. Ctrl+Move makes the copies. Simply grab a corner and drag the copy until it snaps into place.

CaseAssembly19.jpg


CaseAssembly20.jpg


Repeat the copy/move until all the dust panels are made.

CaseAssembly22.jpg


Note: if the spacing was consistent on the panels, it would be possible to copy the first one and move it the required distance. Then hit Enter, type *n (where n is the number of panels not including the original) and Enter again.
 
Edge banding was applied by simply tracing existing edges to create faces and then using Push/Pull to give them thickness. I did one piece at a time, made it into a component, then copied and mirrored as appropriate. Mitres were easy. I just connected the corners.

CaseAssembly28.jpg
 
More construction lines and Push/Pull. I set out construction lines as guidelines and then edited the components, traced the construction lines and used Push/Pull to create the rebate. Afte the first Push/Pull operation, each additional one was done with a double click to get the same distance. The dust panels were also edited with Push/Pull.

CaseAssembly29.jpg


CaseAssembly30.jpg


[imghttp://img.photobucket.com/albums/v506/weekender410/SketchUp%20Demos/CaseAssembly33.jpg[/img]

Finally the back panel is added with the Rectangle and P/P tools.

CaseAssembly38.jpg
 
Great stuff Dave. I find it much easier to follow now I have the basics. I'm saving all these into a word doc so will eventually have a complete tutorial for constant reference for all future SU projects. I suspect without your help I might have dismissed SU as a CAD package for woodworking.

Cheers again
John McM :D
 
Thanks John.

Here's the next chapter. We'll draw the crown which is rather simple. It adds a little trick that might be new to some. Otherwise this is pretty straightforward stuff. Although the crown for this piece is very simple, the same method would be applied to a very fancy crown moulding as well.

I laid out some construction lines to show the long sides of the crown piece. Then I drew a rectangle to the overall lenght of the piece. This will get a mitre but we can't do it just yet. Push/Pull gives it some thickness.

crown_and_doors0.jpg


crown_and_doors1.jpg


Chamfer is applied as on the base.

crown_and_doors2.jpg


I went ahead and made it a component, copied it, mirrored and moved the copy into place on the opposite side. Makes little difference if you do this now or later.

crown_and_doors3.jpg


I also rotated a copy into place but I made this component unique so it wouldn't get the same editing as the others.

crown_and_doors4.jpg


I stretched the front one to the needed length guided by the side pieces.

crown_and_doors7.jpg


Now, here's the tricky part. I add the mitre first to the side pieces. Of course I only have do this once because the other is a related component.

I selected the component to edit it. I drew a line indicating the location of the top edge of the mitre. this is the first edge of a Cutting Plane. Having mating parts together in their proper orientaion makes it easy to figure out where the miter will need to be. I completed the cutting plane by drawing around the piece. Note in the lower left corner of the rectangle, I didn't follow the chamfer. Instead I continued the lines to make four sides to the cutting plane. In the case of the chamfer it would have been easy enough to follow the chamfer but the method I use works quickly for more complex molding profiles as well.

crown_and_doors8.jpg


I select the Cutting Plane and run Intersect with model. Then I erase the waste. Repeat that for both ends of the front rail and you're done. Here I've turned off the layer with the carcase.

crown_and_doors14.jpg


Next time the doors.
 
So this last section was a dud? Was it not clear enough or just nothing new? Doors will be coming but they aren't that exciting and really nothing new. Maybe this has run its course and the doors would be a waste of time?
 
In realitiy I've just not had time to look at this bit yet ............ was watching an international football game on TV in a pub with Beer


But the amount of info I've got out of this thread so far is amazing .......... before this I couldn't use sketchup at all ............ now I'm actually drawing things that look good..........


so I'm happily waiting for the rest of the project ......please!
 
Dave,

No most definitely NOT a dud. I have't had time to do this stage yet but I've never understood the "intersect with model" thingy. So this is my chance to get it under my belt.

Please keep going this is a great tutorial.

thanks
Phil
 
Dave, definitely not a dud - but I had trouble when I tried it (guess who's the dud). No idea what I did but I ended up with one side shorter than the other! Got a bit disheartened when I tried to start again and suddenly found rectangles would only draw on the diagonal and deleted the lot in frustration. I'm planning to try again this weekend; if it goes pear-shaped again then I fear a "Dave, what did I do wrong?!" thread coming on early Monday morning. Be prepared... 8-[ :oops:

Cheers, Alf
 
Dave, another vote for the not a dud!! I am following this with interest. I still use Alibre mainly but you are showing how to model accurately to set dimensions which I found difficult to understand in Sketchup. The more I see of your tutorials/tips the more impressed I become with sketchup.

John
 
Dave, No don't stop. This is terrific stuff, just sometimes "work" gets in the way. I have not had time to go through this last part but I will. You are helping loads of people with innumerable techniques. The great thing is this can be revisited until we get it.
Thanks again
John McM
 

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