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Articles January 5, 2017 William Leventon
Financing your next machine tool
Machine tools are big-ticket items, so it's no surprise that they're normally acquired using some sort of financing. In addition to banks, financing can be obtained from machine tool OEMs and nonbank lenders known as finance companies.
Articles January 4, 2017 Michael Deren
Lean from 30,000 feet
Michael Deren, who writes the Machinist's Corner column for Cutting Tool Engineering magazine, explains why he now believes wholeheartedly in lean manufacturing.
Articles December 30, 2016 Alan Richter
Manufacturing and millennials
On the one hand, many employers in the manufacturing industry view millennials as being self-absorbed, unfocused, disloyal, addicted to mobile devices and lazy. On the other, most millennials don't view a career in manufacturing as something they want to pursue.
Articles December 29, 2016 Holly B. Martin
Through-coolant toolholders: efficient, economical
Because through-coolant toolholders eliminate the variances often experienced with external cooling nozzles, the additional cost of such holders, which is sometimes zero, can be easily justified through the reduction of cycle times and improvement of tool life and part quality.
Articles December 28, 2016 Kip Hanson
Tips, techniques for nonperpendicular holemaking
We called them "submarines." Tough, 17-4 PH stainless steel forgings shaped like miniature German U-boats, each requiring several ¼" (6.4mm) through-holes to be drilled at a 25° angle. Each sub was loaded into a jig that held it at the required angle, and a metal plate fitted with hardened steel bushings was then clamped to the top of the jig before the holes were produced with a drill press.
Articles December 1, 2016 Alan Richter
Replace technologically obsolete production equipment
END USER: Mast Motorsports, (936) 560-2218, www.mastmotorsports.com. SOLUTION PROVIDER: Hurco North America, (800) 634-2416, www.hurco.com. CHALLENGE: Replace technologically obsolete production equipment. SOLUTION: Purchase two new 5-axis CNC milling machines
Articles December 1, 2016 Alan Richter
Taking a break from breakdowns
END USER: lllinois Carbide Tool Co. Inc., (800) 323-2414, www.crobaltusa.com, www.brakedrumtool.com. SOLUTION PROVIDER: Agathon Machine Tools Inc., (203) 730-8741, www.agathon.com. CHALLENGE: Keep up with increasing production demands for carbide brake lathe inserts. SOLUTION: A 4-axis grinding machine that enables lights-out production.
Articles December 1, 2016 Kip Hanson
Maximizing with multispindles
Before CNC lathes, most high-volume turned parts were made on multispindle, cam-driven screw machines. Setup times were long, and great skill was needed to design the cams and grind the cutting tools. However, by being able to perform a dozen or more operations simultaneously, they could produce hundreds—often thousands—of parts per hour. Whatever happened to those old mechanical monsters? According to Giovanni Principe, they're alive and well.
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