Machining 101: What Are Coordinate Measuring Machines?
WEBSep 11, 2021 · Associate Editor, Modern Machine Shop. A coordinate measuring machine (CMM) is a measurement tool that consists of a motion system, a probing system, a computer and measurement software. The frames and base of CMMs must be secure from vibration and thermally induced variations. Although aluminum and granite frames are both common, granite ...
Choosing Your Carbide Grade: A Guide | Modern Machine Shop
WEBOct 30, 2021 · BB64 — PVD grades for nickel-based alloys. BB23 — CVD grades for milling cast iron. NN — Hardness Level: The last two digits, in most cases, reflect the hardness level of the different grades in a series. The number usually ranges from 05 to 45 according to the same system explained above about the grade charts.
Machining 101: What is Turning? | Modern Machine Shop
WEBAug 14, 2021 · Evan Doran. Associate Editor, Modern Machine Shop. Turning is the process of using lathes to remove material from the outer diameter of a rotating workpiece. Single-point tools shear metal from the workpiece in (ideally) short, distinct, easily recyclable chips. CNC lathes with constant surface …
Machining 101: What is Electrical Discharge Machining?
WEBJul 10, 2021 · Photo Credit: Adam Wysuph, MC Machinery. Electrical discharge machining, or EDM, is a non-contact process that can machine parts regardless of their hardness. It involves placing an electrode or wire and an electrically conductive workpiece into a circulating dielectric fluid. The fluid acts as an insulator until a specific spark gap and ...
How To Passivate Stainless Steel Parts | Modern Machine Shop
WEBOct 1, 2003 · This method of passivation can be accomplished in less than 2 hours. Here is the step-by-step procedure: After degreasing, soak the parts for 30 minutes in a 5 percent solution of sodium hydroxide at 160°F to 180°F (71°C to 82°C). Then rinse the part thoroughly in water.
10 Lean Manufacturing Ideas for Machine Shops
WEBAug 1, 2018 · In Shop 1, produce orders for parts or products that are in the Runners/Repeaters segment of the product mix. In Shop 2, produce orders for parts or products that are in the Strangers segment of the product mix. Set up Shop 2 to operate as a quick-turnaround shop with resources such as …
Choosing The Right Grinding Wheel | Modern Machine Shop
WEBDec 15, 2000 · Usually vitrified wheels are used at speeds less than 6,500 surface feet per minute. At higher speeds, the vitrified bond may break. Organic bond wheels are generally the choice between 6,500 and 9,500 surface feet per minute. Working at higher speeds usually requires specially designed wheels for high speed grinding.
Properly Reading Dial Indicators | Modern Machine Shop
WEBMay 6, 2021 · Most dial indicators are then used in a comparative mode using a balanced dial, with minus (-) readings on the left of 0 and plus (+) readings to the right of 0. The goal is that the plus and minus tolerances are in the range of the 10 and 2 o’clock positions on the dial. There are also large-approach and over-tolerance ranges to see the work ...
Hope Is an Asset: Here Are Machine Shops Following Clear Visions …
WEBAug 1, 2020 · Made in the USA - Season 2 Episode 6: Why, and How, Hardinge is Reshoring Machine Tool Production In this episode of Made in the USA, several executives and senior staff at Hardinge give their first-person account of how they formulated the plan to shift the manufacturing of its milling and turning product lines from its Taiwan plant to its plant in Elmira, New York, the major challenges they ...
Machining 101: What are Machining Centers? | Modern Machine …
WEBJul 24, 2021 · Associate Editor, Modern Machine Shop. Most machining centers on the market feature numerical control (CNC) and serve more than one purpose. Many can perform combinations of operations such as milling, drilling, boring, tapping and reaming in a single setup. Machining centers come in three …
Skip to content