pondering drafting and other "old techs"

Some people like to plan and some people like to act. Only planning, never doing anything, or only doing things on instinct - those extremes I think are bad, but anything in between is up for anyone to make up their own mix, and with time and experience most people seem to land somewhere that works for them.

BTW, if you draw a drawing according to formal methods and with proper tools, does that count as planning or effectuating? To me it sounds almost like doing stuff which is what I prefer...

Reply to
Emanuel Berg
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And there it is. The people who like to plan, wind up in the design department, making detailed formal drawings as "needed." Others are better at visualizing the component elements and can hold all that in their head and not need any of these new fangled drawings.

We're back to the questions of "who is this drawing for?" and "for what purpose is it made?" For example, last night I took the measurements of a student desk I thought to use for something else. First question "Will it fit the space?" after that came the sketch which is three, four lines, only vaguely like the actual shape of the thing. With the measurements "slapped" on. _I_ could build it, but then I know what I want, etc,etc,etc. If, however, I want to have some one else do it, I will need to be much more specific in my drawing, but I do not need all the "formal" methodology, including the title block and blah, blah. On the gripping hand, if I want to go into production (start a company), I will need to have a full set of Orthogonal Drawing in the Standard Projections, with indication of whether first or third order perspective used, materials used, and any details "not obvious" called out or indicated on the drawing. Realize that some where in the files of the Everbilt Company, is a set of drawings specifying the dimensions of a "1/4 inch washer". Most likely drawn with dimensions A, B, C, with a table of size dimensions (width, thickness, hole size) and material options (Brass, Stainless steel, 'steel', etc, etc etc.)

All that is a long way of saying, some times a drawing just needs to have general shape and overall dimensions, some times you get out the drafting kit "just because" you want a precise drawing of the thing. And we're back to one of my hobby horses, "how precise is enough?" If I'm painting a room, do I need to know that wall is 365.8 cm long, or will 3 1/2 meters do? Does _this_ drawing have to be "to scale" or "exact shape", or is 'close enough' sufficient.

Reply to
pyotr filipivich

It's nice to know if all your parts can be made from the material at hand, and that the various parts will fit together properly before the "oh shit" when you have to go buy more material and start over - particularly in these times when material prices are SO inflated. A "decent" dimensioned drawing helps figure these things out - even if it is not "accurately to scale". I'd call it a "dimensioned assembly drawing" with the dimensions and locations of things like dados and rabbets clearly located and dimensioned - edge clearances determined, etc. That doesn't need autocad or a fancy frafting machine but a good scale / ruler etc IS handy - IOW - not just a "sketch" on a napkin or box-top.

Reply to
Clare Snyder

How many engineers build what they're designing? Architects? How many machinists build a part without detailed drawings of what they're making?

Trivial example.

Fitting a desk into a room?

Are you now arguing that drafting is no longer needed?

There are standards for such things. If you don't like standards, just pull out the McMaster-Carr catalog.

"Drafting kit" => 3-D modeling

What does this have to do with the price of oats in China? If I'm painting a room, I start with, oh, about that many gallons. If I guessed too little, it's only a trip to the paint store. If I bought too much, well, there's always another room. I don't measure or draw

*anything*.
Reply to
krw

Clare Snyder snipped-for-privacy@snyder.on.ca> on Thu, 04 Mar 2021 11:46:10 -0500 typed in rec.woodworking the following:

Exactly - "If it works, it ain't stupid." I've done overly produced drawings for stuff mostly because I had the time (and in the one case, I wasn't going to get to the making till _after_ the rainy season ended.) But as you said "decently dimensioned". And when you're the design department and the shop lead, it is easier to just 'wing it'. "Let it flow organically." (I was reorganizing the front room into a more better 'office space'. and actually heard myself say "Okay, those shelves there, then this here and then we'll see how the rest flows organically. Did I just say 'flows organically'?")

Reply to
pyotr filipivich

snipped-for-privacy@notreal.com on Thu, 04 Mar 2021 20:28:16 -0500 typed in rec.woodworking the following:

I realize that one does not need to know about whatshisnames experiments into latent heat in order to make coffee; nor does one need to does not need to know about Leo Baekeland and his invention in order to in order to use a Kerug pod. Neither are you required to know the role of romantic entanglements which lead to the establishment of British coffee plantations in Jamaica. One simply has to know "Go to the cupboard, get the box!"

I mean, is it really necessary to understand how credit in the early 15th century lead to the development of GPS, Cell phones and SpaceX in order to place a call? No.

But it is still a cool subject to look into.

Reply to
pyotr filipivich

You make no sense but communication, quite obviously, wasn't your intention.

Reply to
krw

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