Learn how to prepare a mechanical drawing(or technical drawing) so that machinists know exactly how to machine your parts. We'll cover critical parts of the mechanical drawing, such as going over what a mechanical drawing should entail, our 7 steps for preparing a drawing, and how to correctly add critical dimension, hole callouts, threads, and specifying tolerances on a technical drawing.
00:00 Introduction to this video on technical or mechanical drawings
00:26 First, we discuss what a mechanical drawing should look like. Which components it needs to have to be clear for the CNC machinist.
00:44 Here go over the title block of the mechanical drawing
01:27 Next is the pictorial isometric view.
01:38 The main orthographic views
02:09 Section views will be discussed
02:42: Next is the detail views of the technical drawing
03:02: finally, notes to the manufacturer are discussed.
03:31 Next, we'll have a look at the 7 steps to best prepare a technical drawing
04:34 In this section, we'll explain how to add dimension, tolerances, and annotations in your mechanical drawing.
04:55 First, we're going to provide tips on how to add dimensions to your technical drawing.
06:30 Second, we'll teach you how to specify tolerances on a mechanical drawing, including the GD&T system.
Mechanical drawing example: [ Ссылка ]
CAD: [ Ссылка ]
Read our article on technical drawings: [ Ссылка ]
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