Search results
Results from the WOW.Com Content Network
The small plate shown in the first picture is a hand lapping plate. That particular plate is made of cast iron. In use, a slurry of emery powder would be spread on the plate and the workpiece simply rubbed against the plate, usually in a "figure-eight" pattern. Small lapping machine. The second picture is of a commercially available lapping ...
Granite surface plate calibration should be performed routinely to maintain proper flatness and ensure measurement accuracy over time. The intervals between calibrations depends on the environment where the surface plate is located. When needed, lapping or resurfacing is provided to bring measurements within grade guidelines.
A hand scraper is a single-edged tool used to scrape metal or other materials from a surface. This may be required where a surface needs to be trued, corrected for fit to a mating part, retain oil (usually on a freshly ground surface), or be given a decorative finish. Surface plates were traditionally made by scraping. [1]
The latest officially released version of MasterFormat is the 2018 Edition, which uses the following Divisions: PROCUREMENT AND CONTRACTING REQUIREMENTS GROUP:
A self-centering chuck, also known as a scroll chuck, [2] uses jaws, interconnected via a scroll gear (scroll plate), to hold onto a tool or workpiece. Because they most often have three jaws, the term three-jaw chuck without other qualification is understood by machinists to mean a self-centering three-jaw chuck.
In modern usage, a millwright is engaged with the erection of machinery. This includes such tasks as leveling, aligning, and installing machinery on foundations or base plates, or setting, leveling, and aligning electric motors or other power sources such as turbines with the equipment, which millwrights typically connect with some type of ...
Also known simply as a pull lap, it is the basic form of the lap joint and is used when joining members end to end either parallel or at right angles.When the joint forms a corner, as in a rectangular frame, the joint is often called a corner lap.
A set of six-axis welding robots. Metal fabrication is the creation of metal structures by cutting, bending and assembling processes. It is a value-added [1] process involving the creation of machines, parts, and structures from various raw materials.