Ad
related to: surface plate accuracy
Search results
Results from the WOW.Com Content Network
A surface plate is a solid, flat plate used as the main horizontal reference plane for precision inspection, marking out (layout), and tooling setup. [1] The surface plate is often used as the baseline for all measurements to a workpiece, therefore one primary surface is finished extremely flat with tolerances below 11.5 μm or 0.0115 mm per ...
It is done by using a precision surface such as a surface plate or a straightedge as a standard (a straightedge in this context is not a ruler; it is a miniature surface plate of extreme accuracy). The standard is coated with a very thin coating of a material such as Prussian blue. The workpiece and standard are touched together by gravity ...
Up until his introduction of the scraping technique, the same three plate method was employed using polishing techniques, giving less accurate results. This led to an explosion of development of precision instruments using these flat surface generation techniques as a basis for further construction of precise shapes.
A cylinder square is a heavy solid steel cylinder used in metalworking that has been machined to a high degree of accuracy, with the ends perpendicular to the axis of the cylinder. By placing it upright on a known flat surface, such as a surface plate it can be used for checking the accuracy of other items, such as engineer's squares. [9]
Surface plate or marking out table — provides a true surface from which to work; Angle plates — assist in holding the workpiece perpendicular to the table; Scriber — is the equivalent of a pen or pencil. It literally scratches the metal surface leaving behind a fine, bright line; Height gauge or scribing block — allows lines to be ...
Avoid using any type of metal tool or spatula to scrape the surface. Metal can scratch or damage the enamel finish, leading to more damage. Soft silicone is always better for scraping stuck-on ...
Left untreated, the condition can put you at risk for eye infections and damage the surface of your eye, according to Mayo Clinic so it’s important to see an eye doctor if you’re experiencing ...
The ultimate method of mechanically calibrating a try square or similar is with a cylindrical master square sitting on a granite or cast iron surface plate that is flat. By nature of their construction a cylindrical master square cannot help but sit at a perfect 90-degree angle to the flat surface.
Ad
related to: surface plate accuracy