Allied caps off 75 years of drilling innovation
WEBApr 15, 2016 · Allied Machine’s 75-year history reflects the spirit of innovation and entrepreneurship found among thousands of US manufacturers, who continue to innovate and find ways to stay competitive in a tough global marketplace. That history began in 1941, when Harold E. Stokey incorporated Allied Machine & …
Design engineer’s guide to photo chemical etching
WEBAug 4, 2017 · Tolerances are a key consideration in any design and with photo etching varies dependent on the material thickness. For materials between 0.025 mm and 0.250 mm the minimum standard tolerance achievable is ±0.025 mm and between 0.250 mm and 1.5 mm ±10 percent of the metal thickness. In …
Metalworking's Leading Publication | Cutting Tool Engineering
WEBWe offer in-depth articles, case studies, product reviews, industry news, and expert insights to help readers stay updated on the latest advancements, trends, and best practices in cutting tool technology and machining processes. Cutting Tool Engineering is your one-stop shop for everything related to metalworking and machining.
Raising the Bar | Cutting Tool Engineering
WEBMar 1, 2012 · Bar feeders, once known as slow and inefficient ‘rattle tubes,’ are now high-speed, automated units. Ask any hand screw or screw machine operator the meaning of the term “rattle tube” and you’ll likely get an earful. Of course, you’ll probably have to shout, because he’ll be hard of hearing. Rattle tubes, or pneumatic or pulley-drive bar feeders, are great at pushing bar stock ...
Understanding cutting equations | Cutting Tool Engineering
WEBJul 1, 2014 · The following equation is used to calculate spindle speed: rpm = sfm ÷ diameter × 3.82, where diameter is the cutting tool diameter or the part diameter on a lathe in inches, and 3.82 is a constant that comes from an algebraic simplifica-tion of the more complex formula: rpm = (sfm × 12) ÷ (diameter × π). You can play around with this ...
Shop Operations: A fresh look at 1-2-3 blocks
WEBAug 25, 2017 · Simply put, a 1-2-3 block is a common shop setup tool usually made of hardened steel that measures 1" thick × 2" wide × 3" long. Machinists use the blocks for myriad machine and inspection setup tasks. The blocks are accurately ground to size and orthogonal geometry, within 0.0002" (5µm), with the intention of trusting them as de facto shop floor setup standards without regard to delicacy ...
Understanding the Identification System for Indexable Inserts
WEBOct 1, 2014 · According to ANSI B212.4-2002 standard, identification of the indexable insert includes 10 positions denoted by a capital letter. Each position (from 1 to 10) defines a characteristic of the insert in the following order: – Shape; – Clearance; – Tolerance class; – Type; – Size; – Thickness; – Cutting-point configuration;
OSG USA Inc. | Cutting Tool Engineering
WEBOSG USA Inc. offers the EXOPRO AERO-D-REAM drill/reamer for cutting carbon and glass-fiber composites. The tool has a tapered 4-flute design to limit peel-up at the hole entrance and an elongated, double-angle geometry to reduce thrust and limit exit delamination. Compared to its uncoated counterpart, the standard diamond-coated tool …
Company gears up for growth | Cutting Tool Engineering
WEBAug 24, 2018 · Doug Rose founded Aero Gear in 1982. As the demand for commercial and military jet engines approaches stratospheric levels, Windsor, Connecticut-based Aero Gear, which Doug Rose founded in 1982, is rising up to meet the demand.
NBV | Cutting Tool Engineering
WEBApr 1, 2010 · The NBV 400 is a self-contained unit, making for easy transportation, rigging and setup. Automation and other processing options, including MQL/dry machining, robot load/unload systems and additional tool-disc magazines, can be integrated. Use of computers to control machining and manufacturing …
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