referred to as zero (0), from which all of the features are dimensioned. The advantage of ordinate dimensioning is that it takes up far less space on a drawing, as shown in Figure 5. Tolerance stack
What are notes to the manufacturer and why do you need them? How to prepare a technical drawing in 7 simple steps How do you add critical dimensions to technical drawings? How do you add hole callouts to a technical drawing? How do you add threads to a technical drawing? How do you ...
What are notes to the manufacturer and why do you need them? How to prepare a technical drawing in 7 simple steps How do you add critical dimensions to technical drawings? How do you add hole callouts to a technical drawing? How do you add threads to a technical drawing? How do you ...
Figure 1. Image Credit: Author: Bare circuit board - A vendor display case at a trade show had a copy of a Spectrian PCB that they did for us. (I had called five meetings discussing the board prior to tape-out as we were doing something entirely new. Dr. Crescenzi (ret) included m...
pilot hole first, then a clearance hole and then the counterbore or countersink. If you don't drill a proper clearance hole, the screw will try separate the two parts you're trying to screw together. It'll also make it difficult when cutting threads for machine screws- see the drawing ...
It's easier to win the game if you have accurately measured and cut openings in the cabinet. To cut holes that look clean and splinter-free, start by making careful measurements and marking hole locations on the outside surface (the back and bottom of the cabinet); then drill pilot holes...