Dr. Jeffrey Badger, the author of Cutting Tool Engineering magazine's Ask the Grinding Doc column, explains what the shop should do to stop the pain. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com. ...
Piano keys represent one example of the splendid results that can arise from building machines that feature compound levers. An easier example to visualize is a typical set of nail clippers. With these, you apply force to a handle that draws two pieces of metal together thanks to a screw. T...
Unlikescrew drives, which often encounter axial forces due to external operations such as pressing or drilling, belt drives aren’t designed to withstand external axial forces. So the total axial force for a belt drive system consists only of the force required to move the load, which is the ...
Maybe there a fellow perched inside with a torque wrench and a jack screw. The claim is that no matter what reference frame is adopted, moving or accelerating in any manner to the left or right (or up and down or rotating, for that matter), the sum of the work done by the l...
If the indicator on the far right does not align with the fixed mark, you should calibrate the balance by turning the set screw that you will find on the left under the pan. The reason you need to do this is because you need to make sure that the empty pan is 0.000g so its weight...